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annotate src/divemode.asm @ 655:c7b7b8a358cd default tip
hwOS tech 3.22 release
| author | heinrichsweikamp |
|---|---|
| date | Mon, 29 Apr 2024 13:05:18 +0200 |
| parents | 75e90cd0c2c3 |
| children |
| rev | line source |
|---|---|
| 0 | 1 ;============================================================================= |
| 2 ; | |
| 640 | 3 ; File divemode.asm * combined next generation V3.12.3 |
| 0 | 4 ; |
| 623 | 5 ; Dive Mode |
| 0 | 6 ; |
| 654 | 7 ; Copyright (c) 2011, JD Gascuel, heinrichs weikamp gmbh, all right reserved. |
| 0 | 8 ;============================================================================= |
| 9 ; HISTORY | |
| 10 ; 2011-08-15 : [mH] moving from OSTC code | |
| 11 | |
| 604 | 12 #include "hwos.inc" ; mandatory header |
| 13 #include "shared_definitions.h" ; mailbox from/to p2_deco.c | |
| 582 | 14 #include "tft_outputs.inc" |
| 15 #include "strings.inc" | |
| 16 #include "tft.inc" | |
| 17 #include "eeprom_rs232.inc" | |
| 18 #include "math.inc" | |
| 19 #include "wait.inc" | |
| 20 #include "customview.inc" | |
| 21 #include "start.inc" | |
| 22 #include "adc_lightsensor.inc" | |
| 23 #include "ghostwriter.inc" | |
| 24 #include "i2c.inc" | |
| 25 #include "calibrate.inc" | |
| 26 #include "convert.inc" | |
| 623 | 27 #include "surfmode.inc" |
| 604 | 28 #include "rx_ops.inc" |
| 623 | 29 |
| 30 | |
| 582 | 31 extern do_line_menu |
| 32 extern do_main_divemenu | |
| 623 | 33 extern menu_draw_lines_divemode |
| 634 | 34 extern menu_draw_cursor_dive |
| 582 | 35 extern init_recording_params |
| 631 | 36 extern option_check_and_store_all |
| 582 | 37 |
| 623 | 38 IFDEF _compass |
| 39 extern TFT_dive_compass_heading | |
| 40 ENDIF | |
| 41 | |
| 631 | 42 IFDEF _cave_mode |
| 43 extern do_main_cavemenu | |
| 44 ENDIF | |
| 623 | 45 |
| 634 | 46 |
| 623 | 47 ;---- Private local Variables ------------------------------------------------- |
| 582 | 48 |
| 49 CBLOCK local1 ; max size is 16 Byte !!! | |
| 50 sensor_setpoint ; sensor ppo2 in 0.01bar for deco routine | |
| 604 | 51 check_gas_num ; used in search for best gas/dil: current gas/dil number (1-5) |
| 52 check_gas_depth ; used in search for best gas/dil: current gas/dil change depth | |
| 53 check_gas_type ; used in search for best gas/dil: current gas/dil type | |
| 54 check_gas_O2_ratio ; used in search for best gas/dil: current gas/dil O2 ratio | |
| 55 best_gas_num ; used in search for best gas/dil: best gas/dil number (1-5) CAUTION: there is also a variable named best_gas_number ! | |
| 56 best_gas_depth ; used in search for best gas/dil: best gas/dil change depth | |
| 623 | 57 last_pressure_velocity:2 ; cached last absolute pressure for velocity calculation |
| 58 TFT_output_flags_1 ; TFT update flags for output phase 1 | |
| 59 TFT_output_flags_2 ; TFT update flags for output phase 2 | |
| 60 TFT_output_flags_3 ; TFT update flags for output phase 3 | |
| 61 TFT_output_flags_4 ; TFT update flags for output phase 4 | |
| 62 DM_flags_local ; various dive mode flags | |
| 63 ENDC ; used: 14 byte, remaining: 2 byte | |
| 604 | 64 |
| 65 CBLOCK local2 ; max size is 16 Byte !!! | |
| 623 | 66 pressure_rel_accu_trip:4 ; pressure accumulator for calculating the resettable average depth |
| 67 pressure_rel_accu_total:4 ; pressure accumulator for calculating the total dive average depth | |
| 68 ppO2_min:2 ; used in search for best gas/dil: minimum ppO2 required | |
| 69 ppO2_max_default:2 ; used in search for best gas/dil: default maximum ppO2 | |
| 70 ppO2_max_deco:2 ; used in search for best gas/dil: deco maximum ppO2 | |
| 634 | 71 ENDC ; used: 14 byte, remaining: 2 byte |
| 623 | 72 |
| 73 | |
| 74 ;---- Private local Flags ---------------------------------------------------- | |
| 75 | |
| 76 ; TFT_output_flags_1 - phase 1: every second - before deco calculations, all modes | |
| 77 #DEFINE FLAG_TFT_depth_current TFT_output_flags_1,0 ; =1: show current depth | |
| 78 #DEFINE FLAG_TFT_depth_maximum TFT_output_flags_1,1 ; =1: show maximum depth | |
| 79 #DEFINE FLAG_TFT_active_gas_divemode TFT_output_flags_1,2 ; =1: show active gas and dive mode | |
| 80 #DEFINE FLAG_TFT_apnoe_surface_time TFT_output_flags_1,3 ; =1: show apnoe mode surface time | |
| 81 #DEFINE FLAG_TFT_depth_maximum_apnoe TFT_output_flags_1,4 ; =1: show maximum depth of last apnoe dive | |
| 82 #DEFINE FLAG_TFT_clear_apnoe_surface TFT_output_flags_1,5 ; =1: clear apnoe mode surface data from screen | |
| 83 #DEFINE FLAG_TFT_apnoe_divetime TFT_output_flags_1,6 ; =1: show apnoe mode dive times | |
| 631 | 84 #DEFINE FLAG_TFT_temperature TFT_output_flags_1,7 ; =1: show temperature (or resettable dive time when in compass view) |
| 623 | 85 |
| 86 ; TFT_output_flags_2 - phase 2: every second - before deco calculations, deco modes only | |
| 87 #DEFINE FLAG_TFT_divemode_mask TFT_output_flags_2,0 ; =1: show dive mode mask | |
| 88 #DEFINE FLAG_TFT_divetime TFT_output_flags_2,1 ; =1: show dive time | |
| 89 #DEFINE FLAG_TFT_safety_stop_show TFT_output_flags_2,2 ; =1: show safety stop | |
| 90 #DEFINE FLAG_TFT_safety_stop_clear TFT_output_flags_2,3 ; =1: clear safety stop | |
| 631 | 91 ; TFT_output_flags_2,4 ; --- unused |
| 623 | 92 ; TFT_output_flags_2,5 ; --- unused |
| 93 ; TFT_output_flags_2,6 ; --- unused | |
| 94 ; TFT_output_flags_2,7 ; --- unused | |
| 95 | |
| 96 ; TFT_output_flags_3 - phase 3: every second - after deco calculations, deco modes only | |
| 97 #DEFINE FLAG_TFT_clear_deco_data TFT_output_flags_3,0 ; =1: clear deco data (NDL or stop & TTS) | |
| 98 #DEFINE FLAG_TFT_display_ndl_mask TFT_output_flags_3,1 ; =1: show NDL mask | |
| 99 #DEFINE FLAG_TFT_display_deco_mask TFT_output_flags_3,2 ; =1: show deco mask | |
| 100 #DEFINE FLAG_TFT_display_ndl TFT_output_flags_3,3 ; =1: show NDL data | |
| 101 #DEFINE FLAG_TFT_display_deco TFT_output_flags_3,4 ; =1: show deco stop data | |
| 102 #DEFINE FLAG_TFT_display_tts TFT_output_flags_3,5 ; =1: show deco TTS data | |
| 103 ; TFT_output_flags_3,6 ; --- unused | |
| 104 ; TFT_output_flags_3,7 ; --- unused | |
| 105 | |
| 106 ; TFT_output_flags_4 - phase 4: every second - after deco calculations, all modes | |
| 631 | 107 #DEFINE FLAG_TFT_customview_callup TFT_output_flags_4,0 ; =1: show the custom view mask |
| 623 | 108 #DEFINE FLAG_TFT_sign_show TFT_output_flags_4,1 ; =1: show the advice / attention / warning sign |
| 109 #DEFINE FLAG_TFT_sign_clear TFT_output_flags_4,2 ; =1: clear the advice / attention / warning sign | |
| 110 #DEFINE FLAG_TFT_message_clear_both TFT_output_flags_4,3 ; =1: clear messages, both rows | |
| 111 #DEFINE FLAG_TFT_message_clear_2nd TFT_output_flags_4,4 ; =1: clear messages, 2nd row only | |
| 112 #DEFINE FLAG_TFT_velocity_show TFT_output_flags_4,5 ; =1: show vertical velocity | |
| 113 #DEFINE FLAG_TFT_velocity_clear TFT_output_flags_4,6 ; =1: clear vertical velocity | |
| 114 ; TFT_output_flags_4,7 ; --- unused | |
| 115 | |
| 116 | |
| 117 ; various Flags | |
| 631 | 118 #DEFINE new_deco_data_avail DM_flags_local,0 ; =1: new NDL or deco data available |
| 634 | 119 #DEFINE update_menu DM_flags_local,1 ; =1: redraw the dive menu |
| 120 #DEFINE FLAG_SP2_used DM_flags_local,2 ; =1: setpoint 2 has been auto-selected already | |
| 121 #DEFINE FLAG_SP3_used DM_flags_local,3 ; =1: setpoint 3 has been auto-selected already | |
| 122 #DEFINE FLAG_SP4_used DM_flags_local,4 ; =1: setpoint 4 has been auto-selected already | |
| 123 #DEFINE FLAG_SP5_used DM_flags_local,5 ; =1: setpoint 5 has been auto-selected already | |
| 124 ; DM_flags_local,6 ; --- unused | |
| 631 | 125 ; DM_flags_local,7 ; --- unused |
| 623 | 126 |
| 127 | |
| 582 | 128 ;============================================================================= |
| 634 | 129 dmode1 CODE |
| 130 ;============================================================================= | |
| 131 | |
| 132 | |
| 133 ;----------------------------------------------------------------------------- | |
| 134 ; Entry Point for Dive Mode | |
| 135 ; | |
| 0 | 136 global diveloop |
| 137 diveloop: | |
| 623 | 138 clrf STKPTR ; clear return addresses stack |
| 139 | |
| 140 ; start with a clean time base | |
| 141 bsf reset_timebase ; request ISR to reset the main timebase, | |
| 142 ; as we are in dive mode the dive timers will be reset as well | |
| 143 | |
| 144 ; reset global flags | |
| 145 clrf DM_flags_state ; clear all flags for dive mode status | |
| 146 clrf DM_flags_event ; clear all flags for data recording events | |
| 631 | 147 clrf DM_flags_request ; clear all flags for user requests / general |
| 148 IFDEF _cave_mode | |
| 149 clrf DM_flags_cavereq ; clear all flags for user requests / cave mode | |
| 150 ENDIF | |
| 623 | 151 clrf DM_flags_layout1 ; clear all flags for display control / layout (1) |
| 152 clrf DM_flags_layout2 ; clear all flags for display control / layout (2) | |
| 631 | 153 clrf DM_flags_layout3 ; clear all flags for display control / layout (3) |
| 623 | 154 clrf DM_flags_message ; clear all flags for display control / messages |
| 631 | 155 clrf DM_flags_gas_dil ; clear all flags for display control / gases, diluents, depth |
| 623 | 156 |
| 634 | 157 clrf DM_flags_advc_det ; clear all flags for advices detection |
| 158 clrf DM_flags_advc_ack ; clear all flags for advices acknowledged | |
| 159 | |
| 160 clrf DM_flags_att1_det ; clear all flags for attentions detection | |
| 161 clrf DM_flags_att2_det ; ... | |
| 162 clrf DM_flags_att3_det ; ... | |
| 163 | |
| 164 clrf DM_flags_att1_ack ; clear all flags for attentions acknowledged | |
| 165 clrf DM_flags_att2_ack ; ... | |
| 166 clrf DM_flags_att3_ack ; ... | |
| 167 | |
| 168 clrf DM_flags_war1_det ; clear all flags for warnings detection | |
| 169 clrf DM_flags_war2_det ; ... | |
| 170 | |
| 171 clrf DM_flags_war1_ack ; clear all flags for warnings acknowledged | |
| 172 clrf DM_flags_war2_ack ; ... | |
| 173 | |
| 174 clrf DM_flags_shown1 ; arm auto show-up of custom views | |
| 175 clrf DM_flags_shown2 ; ... | |
| 176 clrf DM_flags_shown3 ; ... | |
| 177 | |
| 178 bcf dive_main_menu ; clear dive main menu flag | |
| 179 bcf dive_pre_menu ; clear dive pre-menu flag | |
| 623 | 180 |
| 181 ; reset local flags | |
| 182 clrf TFT_output_flags_1 ; clear all flags for TFT output phase 1 | |
| 183 clrf TFT_output_flags_2 ; clear all flags for TFT output phase 2 | |
| 184 clrf TFT_output_flags_3 ; clear all flags for TFT output phase 3 | |
| 185 clrf TFT_output_flags_4 ; clear all flags for TFT output phase 4 | |
| 186 clrf DM_flags_local ; clear all the various other flags, too | |
| 187 | |
| 188 ; boot tasks for all modes | |
| 634 | 189 call diveloop_boot ; initialize dive mode |
| 604 | 190 |
| 191 ; startup tasks for all modes | |
| 192 call TFT_boot ; initialize TFT (includes clear screen) | |
| 634 | 193 call TFT_load_dive_color_pallet ; load dive color pallet |
| 623 | 194 call TFT_show_divemode_mask ; display static dive mode mask |
| 195 call TFT_Display_FadeIn ; dim up the display | |
| 196 | |
| 634 | 197 ; arm dive start timer |
| 623 | 198 bcf divetime_longer_1min ; the dive has just begun |
| 199 btfsc FLAG_apnoe_mode ; in apnea mode? | |
| 200 bsf divetime_longer_1min ; YES - force dive to have lasted for longer than 1 minute already | |
| 201 btfsc sensor_override_active ; in simulator mode? | |
| 202 bsf divetime_longer_1min ; YES - force dive to have lasted for longer than 1 minute already | |
| 203 | |
| 634 | 204 ; initiate initial display outputs |
| 623 | 205 bsf trigger_pres_cur_changed ; flag that the pressures have changed to have all data... |
| 206 bsf trigger_pres_max_changed ; ... written to the display on the first output round | |
| 207 bsf trigger_temp_changed ; flag that the temperature has changed to have the temperature ... | |
| 208 ; ... written to the display on the first output round | |
| 209 bsf new_deco_data_avail ; flag that new deco engine results are available to have the initial data ... | |
| 210 ; ... written to the display on the first output round | |
| 211 | |
| 634 | 212 ; initialize the resettable average depth |
| 213 call resettable_average_depth_init | |
| 214 | |
| 215 ; reload and redraw last custom view | |
| 216 movff customview_divemode,active_customview | |
| 217 bsf FLAG_TFT_customview_callup | |
| 623 | 218 |
| 219 btfsc FLAG_apnoe_mode ; in apnoe mode? | |
| 220 bra diveloop_1 ; YES - done with initialization | |
| 221 btfsc FLAG_gauge_mode ; NO - in gauge mode? | |
| 222 bra diveloop_1 ; YES - done with initialization | |
| 634 | 223 bsf FLAG_TFT_display_ndl_mask ; NO - request initial display of NDL mask |
| 623 | 224 bsf FLAG_TFT_active_gas_divemode; - request initial display of gas and setpoint |
| 225 | |
| 226 diveloop_1: | |
| 227 btfsc reset_timebase ; has the ISR confirmed reset of the timebase meanwhile? | |
| 634 | 228 bra $-2 ; NO - not yet, loop waiting for confirmation before entering the dive loop |
| 229 ;bra diveloop_loop ; YES - enter the dive loop | |
| 230 | |
| 231 | |
| 232 ;----------------------------------------------------------------------------- | |
| 233 ; Dive Mode Mail Loop | |
| 234 ; | |
| 623 | 235 diveloop_loop: |
| 643 | 236 btfss trigger_quarter_second ; new 1/4 second? |
| 237 bra diveloop_loop_0 ; No - continue | |
| 238 | |
| 239 ;---- tasks any new 1/4 second ----- | |
| 240 bcf trigger_quarter_second ; YES - clear flag | |
| 241 | |
| 242 movlw .4 ; 62,5ms * 4 = 1/4 second | |
| 243 movff WREG,isr_tmr7_helper ; to make sure at least 1/4 will pass before trigger_quarter_second is re-set | |
| 244 | |
| 245 btfss press_sensor_type ; New sensor found? | |
| 246 bra diveloop_loop_0 ; No - continue | |
| 247 | |
| 248 ; Handle new pressure sensor every 1/4 second | |
| 249 btfsc ms5837_state ; =0: result of temperature is in the ADC | |
| 250 bra diveloop_loop_quarter_2 | |
| 251 call I2C_get_temp_val_MS5837 ; (Will set ms5837_state) | |
| 252 bra diveloop_loop_0 ; Done. | |
| 253 diveloop_loop_quarter_2: | |
| 254 call I2C_get_press_val_MS5837 ; (Will clear ms5837_state) | |
| 255 ;---- tasks any new 1/4 second done ----- | |
| 256 | |
| 257 diveloop_loop_0: | |
| 258 btfsc trigger_full_second ; new 1/1 second? | |
| 623 | 259 bra diveloop_loop_2 ; YES - continue with tasks every 1/1 second |
| 260 btfsc trigger_half_second ; NO - new 1/2 second? | |
| 261 bra diveloop_loop_1 ; YES - continue with tasks every 1/2 second | |
| 262 | |
| 263 ; tasks every round except every 1/1 or 1/2 second | |
| 264 IFDEF _compass | |
| 265 movlw index_compass_dm ; index of compass view | |
| 266 cpfseq active_customview ; in compass view? | |
| 267 bra diveloop_loop_11 ; NO - continue with tasks every round | |
| 268 call TFT_dive_compass_heading ; YES - update compass heading value | |
| 269 bsf FLAG_TFT_temperature ; - redraw temperature (will show resettable dive time now) | |
| 270 ENDIF | |
| 271 bra diveloop_loop_11 ; - continue tasks every round | |
| 272 | |
| 273 diveloop_loop_1: | |
| 274 ; tasks every 1/2 second | |
| 275 bcf trigger_half_second ; clear flag | |
| 276 btfsc FLAG_gauge_mode ; in gauge mode? | |
| 277 bra diveloop_loop_11 ; YES - done with 1/2 second tasks | |
| 278 btfsc FLAG_apnoe_mode ; NO - in apnoe mode? | |
| 279 bra diveloop_loop_11 ; YES - done with 1/2 second tasks | |
| 280 | |
| 281 ; tasks every 1/2 second in deco modes | |
| 631 | 282 call callup_deco_engine ; ##### manage and invoke the deco calculation engine ##### |
| 623 | 283 bra diveloop_loop_11 ; done with 1/2 second tasks |
| 284 | |
| 285 diveloop_loop_2: | |
| 286 ; tasks every 1/1 second (code includes tasks every 1/2 second that fall onto the full second) | |
| 287 bcf trigger_full_second ; clear flag for new 1/1 second | |
| 288 bcf trigger_half_second ; clear flag for new 1/2 second as well | |
| 289 | |
| 290 btfss trigger_temp_changed ; has the temperature changed? | |
| 291 bra diveloop_loop_3 ; NO - continue with tasks every 1/1 second | |
| 292 | |
| 293 bsf FLAG_TFT_temperature ; YES - display temperature | |
| 294 bcf trigger_temp_changed ; - clear flag | |
| 295 | |
| 296 ; "future hardware will need min temperature checked every second..." (?) | |
| 297 | |
| 298 MOVII temperature_min,sub_a ; - copy last temperature_min to sub_a | |
| 299 SMOVII temperature_cur,sub_b ; - ISR-safe 2 byte copy of current temperature to sub_b | |
| 300 call sub16 ; - sub_c = sub_a - sub_b = temperature_min - temperature | |
| 301 btfsc neg_flag ; - temperature > temperature_min ? | |
| 302 bra diveloop_loop_3 ; YES - done | |
| 303 MOVII sub_b,temperature_min ; NO - store new minimum temperature | |
| 304 | |
| 305 diveloop_loop_3: | |
| 306 ; tasks every 1/1 second | |
| 307 btfss trigger_pres_cur_changed ; has the pressure changed? | |
| 308 bra diveloop_loop_4 ; NO - continue with tasks every 1/1 second | |
| 309 | |
| 310 ; set flags | |
| 311 bcf trigger_pres_cur_changed ; clear flag for pressure change | |
| 312 bsf FLAG_TFT_depth_current ; set flag to display updated depth | |
| 313 | |
| 314 ; cache new absolute and relative pressure, ISR-safe 2 byte copies | |
| 315 SMOVII pressure_abs, pressure_abs_cached | |
| 316 SMOVII pressure_rel_cur,pressure_rel_cur_cached | |
| 317 | |
| 318 ; transfer absolute pressure to deco engine | |
| 319 MOVII pressure_abs_cached,int_I_pres_respiration | |
| 320 | |
| 321 ; compute absolute pressure / 10, will be used later on a couple of times | |
| 322 MOVII pressure_abs_cached,xA | |
| 323 MOVLI .10,xB | |
| 324 call div16x16 ; xC = xA / xB = absolute pressure / 10 | |
| 325 MOVII xC,pressure_abs_10 ; store result for later use | |
| 604 | 326 |
| 327 ; compute current depth in meters | |
| 631 | 328 MOVII pressure_rel_cur_cached,mpr ; copy current relative pressure in [mbar] to MPR |
| 329 call convert_pres_to_depth ; convert pressure in [mbar] to depth in [cm] | |
| 330 ADDLI .50,mpr ; add 50 cm for rounding up/down around 0.5 meters | |
| 331 MOVII mpr, xA ; copy depth in [cm] into xA | |
| 332 MOVLI .100,xB ; load factor 100 cm/m into xB | |
| 623 | 333 call div16x16 ; xC = xA / xB = depth in full meters |
| 631 | 334 movff xC+0,depth_meter ; store result as depth in [m], only low byte needed |
| 623 | 335 |
| 336 ; check for new max pressure | |
| 337 btfss trigger_pres_max_changed ; has the max pressure changed? | |
| 338 bra diveloop_loop_4 ; NO - continue with tasks every 1/1 second | |
| 339 bcf trigger_pres_max_changed ; YES - clear flag for new max pressure | |
| 340 bsf FLAG_TFT_depth_maximum ; - set flag for displaying new max depth | |
| 341 SMOVII pressure_rel_max,pressure_rel_max_cached ; - cache new max depth | |
| 342 | |
| 343 diveloop_loop_4: | |
| 344 ; continue tasks every 1/1 second | |
| 345 | |
| 640 | 346 IFDEF _ccr_pscr |
| 347 ; adjust auto-setpoint | |
| 348 btfsc FLAG_ccr_mode ; in CCR mode? | |
| 349 call check_dive_autosp ; YES - check for Auto-SP | |
| 350 ENDIF | |
| 351 | |
| 623 | 352 IFDEF _external_sensor |
| 353 btfsc FLAG_ccr_mode ; in CCR mode? | |
| 634 | 354 rcall calc_deko_divemode_sensor ; YES - process sensor readings |
| 623 | 355 btfsc FLAG_pscr_mode ; in pSCR mode? |
| 634 | 356 rcall calc_deko_divemode_sensor ; YES - process sensor readings |
| 623 | 357 ENDIF |
| 358 | |
| 631 | 359 IFDEF _cave_mode |
| 360 btfss cave_mode ; cave mode switched on? | |
| 361 bra diveloop_loop_4a ; NO - no backtracking depth recording | |
| 362 btfsc dive_turned ; dive turned? | |
| 363 bra diveloop_loop_4a ; YES - no backtracking depth recording | |
| 364 btfsc backtrack_entire_full ; backtracking storage entirely used up? | |
| 365 bra diveloop_loop_4a ; YES - no backtracking depth recording | |
| 366 | |
| 367 incf backtrack_deltatime,F ; increment time elapsed since last depth recording | |
| 368 movlw .59 ; load WREG with coding of last second of a minute | |
| 369 cpfsgt backtrack_deltatime ; time elapsed since last depth recording > 59 seconds? | |
| 370 bra diveloop_loop_4a ; NO - no backtracking depth recording now | |
| 371 rcall write_backtrack_1min_depth ; - store a backtracking depth data set | |
| 372 ENDIF | |
| 373 | |
| 374 diveloop_loop_4a: | |
| 375 ; continue tasks every 1/1 second | |
| 376 | |
| 623 | 377 btfsc FLAG_apnoe_mode ; in apnoe mode? |
| 378 rcall divemode_apnoe_tasks ; YES - do 1 sec. apnoe tasks | |
| 379 | |
| 380 ; display all animated (blinking) values at the beginning of each full second to have a stable timebase | |
| 381 rcall TFT_output_1 ; do display updates | |
| 382 | |
| 383 btfss FLAG_apnoe_mode ; in apnoe mode? | |
| 384 bra diveloop_loop_5 ; NO - continue with deco mode tasks every 1/1 second | |
| 385 | |
| 386 ; apnoe mode tasks every 1/1 second | |
| 387 call dive_customview_second ; do every second tasks for the custom view area | |
| 388 bra diveloop_loop_10 ; continue with common tasks every 1/1 second | |
| 389 | |
| 390 diveloop_loop_5: | |
| 391 ; deco mode tasks every 1/1 second | |
| 392 bsf FLAG_TFT_divetime ; display (new) dive time | |
| 393 | |
| 394 rcall safety_stop_show ; serve safety stop | |
| 395 | |
| 396 rcall TFT_output_2 ; do display updates | |
| 397 | |
| 398 call divemode_check_warnings ; check for warnings | |
| 604 | 399 |
| 400 IFDEF _rx_functions | |
| 623 | 401 btfss tr_functions_activated ; TR functions activated? |
| 402 bra diveloop_loop_6 ; NO - continue with deco mode tasks every 1/2 second | |
| 604 | 403 call get_pressure_readings ; YES - get pressure readings |
| 404 call configure_sac_calculation ; - set up SAC calculation | |
| 405 ENDIF | |
| 582 | 406 |
| 623 | 407 diveloop_loop_6: |
| 408 ; deco mode tasks every 1/1 second | |
| 409 INCI divesecs_avg_trip ; increment the resettable dive time | |
| 628 | 410 INCI divesecs_avg_total ; increment the total dive time |
| 623 | 411 |
| 412 btfsc FLAG_gauge_mode ; in gauge mode? | |
| 413 bra diveloop_loop_7 ; YES - skip deco calculations | |
| 414 | |
| 631 | 415 call callup_deco_engine ; ##### manage and invoke the deco calculation engine ##### |
| 623 | 416 |
| 417 btfsc new_deco_data_avail ; new NDL or deco data available? | |
| 634 | 418 call show_new_deco_data ; YES - set-up display update requests |
| 623 | 419 |
| 420 btfsc decostop_active ; in deco mode? | |
| 421 bsf FLAG_TFT_display_deco ; YES - update deco stop depth & time every second because of depth-dependent color-coding | |
| 422 | |
| 423 bsf FLAG_TFT_depth_current ; set flag to display depth (in next round, needed in deco modes irrespectively of a pressure change for color-coding and blinking effects) | |
| 424 | |
| 425 diveloop_loop_7: | |
| 426 ; deco mode tasks alternating every 2 seconds on timebase | |
| 427 btfss timebase_1sec ; on even second of timebase? | |
| 428 rcall calc_velocity ; YES - calculate velocity and display if > threshold | |
| 429 btfsc timebase_1sec ; on odd second of timebase? | |
| 430 call check_gas_best ; YES - check if a better gas cue can be given | |
| 431 | |
| 432 diveloop_loop_8: | |
| 433 ; deco mode tasks alternating every 2 seconds on resettable dive time | |
| 434 btfss divesecs_avg_trip+0,0 ; on even second of resettable dive time? | |
| 631 | 435 call calc_average_depth ; YES - calculate average depth |
| 623 | 436 btfsc divesecs_avg_trip+0,0 ; on odd second of resettable dive time? |
| 437 rcall safety_stop_control ; YES - exercise safety stop control | |
| 438 | |
| 439 diveloop_loop_9: | |
| 440 ; deco mode tasks every 1/1 second | |
| 628 | 441 rcall check_deco_states ; check and lock if in deco and in the deco stops region |
| 623 | 442 rcall TFT_output_3 ; do display updates |
| 443 | |
| 444 diveloop_loop_10: | |
| 445 ; common tasks every 1/1 second | |
| 634 | 446 rcall timeout_divemode ; check for timeout conditions |
| 447 call check_dive_modes_dive ; test if depth still deeper than threshold | |
| 623 | 448 |
| 449 btfsc trigger_full_minute ; has next minute begun? | |
| 450 rcall update_divemode60 ; YES - update clock, etc. | |
| 451 | |
| 452 btfss FLAG_oc_mode ; are we in OC mode? | |
| 453 bsf FLAG_TFT_active_gas_divemode; NO - have the gas and setpoint redrawn on every second to update setpoint display, animate the blinking, etc. | |
| 454 | |
| 455 btfsc dive_main_menu ; dive mode menu shown? | |
| 456 bsf update_menu ; YES - request update | |
| 457 | |
| 458 rcall TFT_output_4 ; do display updates | |
| 459 | |
| 460 ; tasks every round, every mode | |
| 461 diveloop_loop_11: | |
| 634 | 462 call test_switches_divemode ; check switches, in case branch into menu processor |
| 463 bra diveloop_loop_12 ; continue the dive loop | |
| 464 | |
| 465 | |
| 466 ; **** jump-in when returning from menu processor **** | |
| 467 ; | |
| 468 global divemode_option_divemenu_return | |
| 469 divemode_option_divemenu_return: | |
| 470 clrf STKPTR ; reset the stack | |
| 471 call menu_draw_cursor_dive ; show the cursor | |
| 472 bsf dive_main_menu ; set main menu is shown now | |
| 473 clrf active_premenu ; set pre-menu is not shown any more | |
| 474 bcf safety_stop_active ; set safety stop is not shown any more | |
| 475 movlw divemode_timeout_mainmenu ; get timeout for main menu | |
| 476 call restart_timeout_time ; restart the timeout | |
| 477 bra diveloop_loop_12 ; continue the dive loop | |
| 478 | |
| 479 | |
| 480 ; **** jump-in when returning from dive mode menu **** | |
| 481 ; | |
| 623 | 482 global diveloop_menu_exit |
| 634 | 483 diveloop_menu_exit: |
| 484 clrf STKPTR ; reset the stack | |
| 485 call divemenu_cleanup ; clean up menu area and restore dive data | |
| 486 ;bra diveloop_loop_12 ; continue the dive loop | |
| 487 | |
| 623 | 488 |
| 489 diveloop_loop_12: | |
| 643 | 490 bsf FLAG_TFT_active_gas_divemode; redraw gas and setpoint (eventually needed to restore the "Bailout" text) |
| 623 | 491 |
| 492 btfsc request_next_custview ; shall show next custom view? | |
| 634 | 493 call dive_customview_toggle ; YES - show next custom view |
| 623 | 494 |
| 631 | 495 btfsc request_gas_change ; shall change gas? |
| 496 call gas_switch_common ; YES | |
| 497 | |
| 498 btfsc request_gas_update ; shall update the gases? | |
| 499 call gas_update_common ; YES | |
| 0 | 500 |
| 623 | 501 btfsc request_toggle_GF ; shall toggle GF/aGF? |
| 634 | 502 call divemodemode_togglegf ; YES |
| 0 | 503 |
| 604 | 504 IFDEF _cave_mode |
| 631 | 505 btfsc request_cave_off_turned ; shall switch cave mode off and set the dive as turned? |
| 506 rcall cavemode_switch_off_turned ; YES | |
| 507 | |
| 508 btfsc request_cave_toggle ; shall toggle cave mode off/on? | |
| 509 rcall cavemode_toggle_onoff ; YES | |
| 510 | |
| 511 btfsc request_turn_turn ; shall turn the dive? | |
| 512 rcall cavemode_turndive_turn ; YES | |
| 513 | |
| 514 btfsc request_turn_toggle ; shall toggle the turn dive state? | |
| 515 rcall cavemode_turndive_toggle ; YES | |
| 516 | |
| 517 btfsc request_waypoint_set ; shall set a waypoint? | |
| 518 rcall cavemode_waypoint_set ; YES | |
| 519 | |
| 520 btfsc request_waypoint_out ; shall step one waypoint out of the cave? | |
| 521 rcall cavemode_waypoint_out ; YES | |
| 522 | |
| 523 btfsc request_waypoint_in ; shall step one waypoint into the cave? | |
| 524 rcall cavemode_waypoint_in ; YES | |
| 604 | 525 ENDIF |
| 526 | |
| 623 | 527 btfsc request_set_marker ; shall set a marker? |
| 582 | 528 call set_logbook_marker ; YES |
| 529 | |
| 623 | 530 btfsc trigger_sample_divedata ; shall store new sample of dive data? |
| 604 | 531 call store_dive_data ; YES - store profile data |
| 532 | |
| 533 btfss divemode ; dive finished? | |
| 623 | 534 goto ghostwriter_end_dive ; YES - dive finished |
| 604 | 535 |
| 536 IFDEF _screendump | |
| 623 | 537 btfsc screen_dump_avail ; screen dump function enabled? |
| 604 | 538 call TFT_dump_screen_check ; YES - check if requested and do it |
| 539 ENDIF | |
| 540 | |
| 634 | 541 bra diveloop_loop ; do next loop in dive mode |
| 542 | |
| 543 | |
| 544 ;----------------------------------------------------------------------------- | |
| 545 ; Dive Mode Tasks every 1/1 Minute | |
| 546 ; | |
| 547 update_divemode60: | |
| 548 bcf trigger_full_minute ; clear flag | |
| 549 | |
| 550 call get_battery_voltage ; get battery voltage | |
| 551 btfss battery_low_condition ; battery low condition detected? | |
| 552 bra update_divemode60_1 ; NO - skip next | |
| 553 movlw d'7' ; YES - set type of alarm = battery low | |
| 554 movwf alarm_type ; - copy to alarm register | |
| 555 bsf event_occured ; - set event flag | |
| 556 movlw .0 ; - coding of brightness level ECO | |
| 645 | 557 movff WREG,opt_brightness_divemode ; - set brightness to ECO |
| 634 | 558 |
| 559 update_divemode60_1: | |
| 560 ; max allowed runtime in simulator is 254 minutes in | |
| 561 ; order for the tissue calculation catch-up to work! | |
| 562 | |
| 563 btfss sensor_override_active ; in simulator mode? | |
| 564 return ; NO - done | |
| 565 movlw simulator_timeout_normal ; YES - set simulation timeout | |
| 566 IFDEF _cave_mode | |
| 567 TSTOSC opt_cave_mode ; - cave mode switched on? | |
| 568 movlw simulator_timeout_cave ; YES - replace with cave mode simulation timeout | |
| 569 ENDIF | |
| 570 cpfsgt counted_divetime_mins+0 ; - timeout? | |
| 571 return ; NO - done | |
| 572 IFDEF _DEBUG | |
| 573 return ; YES - but we do not care in debug mode... | |
| 574 ELSE | |
| 575 goto divemode_option_sim_quit ; YES - set depth to 0 m and return | |
| 576 ENDIF | |
| 577 | |
| 578 | |
| 579 ;----------------------------------------------------------------------------- | |
| 580 ; Helper Function - set-up Display Update Requests | |
| 581 ; | |
| 582 show_new_deco_data: | |
| 583 bcf new_deco_data_avail ; reset flag for new NDL or deco data available | |
| 584 movff char_O_deco_info,WREG ; get the deco info vector | |
| 585 btfsc WREG,deco_stops_norm ; deco stops found? | |
| 586 bra show_new_deco_data_deco ; YES - in deco | |
| 587 ;bra show_new_deco_data_ndl ; NO - within NDL | |
| 588 | |
| 589 show_new_deco_data_ndl: ; within NDL | |
| 590 btfsc decostop_active ; been in deco mode before? | |
| 591 bsf FLAG_TFT_clear_deco_data ; YES - clear old deco data | |
| 592 btfsc decostop_active ; been in deco mode before? | |
| 593 bsf FLAG_TFT_display_ndl_mask ; YES - display NDL data mask | |
| 594 bcf decostop_active ; clear flag for been in deco mode before | |
| 595 bsf FLAG_TFT_display_ndl ; display NDL time | |
| 596 return ; done | |
| 597 | |
| 598 show_new_deco_data_deco: ; in deco | |
| 599 btfss decostop_active ; been in deco mode before? | |
| 600 bsf FLAG_TFT_clear_deco_data ; NO - clear old NDL data | |
| 601 btfss decostop_active ; been in deco mode before? | |
| 602 bsf FLAG_TFT_display_deco_mask ; NO - display deco data mask | |
| 603 bsf decostop_active ; set flag for being in deco mode | |
| 604 bsf FLAG_TFT_display_tts ; display TTS time (display of stop data is managed separately) | |
| 605 return ; done | |
| 606 | |
| 607 | |
| 608 ;----------------------------------------------------------------------------- | |
| 609 ; Helper Function - do all Phase 1 Display Outputs | |
| 610 ; | |
| 623 | 611 TFT_output_1: ; every second - before deco calculations, all mode |
| 612 btfsc FLAG_TFT_clear_apnoe_surface ; shall clear apnoe mode surface data from screen? | |
| 613 call TFT_clear_apnoe_surface ; YES - clear apnoe mode surface data from screen | |
| 614 | |
| 615 btfsc FLAG_TFT_depth_current ; shall show depth? | |
| 616 call TFT_show_depth ; YES - display depth | |
| 617 btfsc FLAG_TFT_depth_maximum ; shall show max depth? | |
| 618 call TFT_show_max_depth ; YES - display max depth | |
| 619 btfsc FLAG_TFT_active_gas_divemode ; shall show active gas and dive mode? | |
| 620 call TFT_show_active_gas_divemode ; YES - display gas, setpoint and mode | |
| 631 | 621 btfsc FLAG_TFT_temperature ; shall show temperature? |
| 622 call TFT_show_temp_divemode ; YES - display temperature (or resettable dive time) | |
| 623 | 623 |
| 624 btfsc FLAG_TFT_apnoe_surface_time ; shall show apnoe mode surface time? | |
| 625 call TFT_show_apnoe_surface ; YES - show apnoe mode surface time | |
| 626 btfsc FLAG_TFT_depth_maximum_apnoe ; shall show max. depth of last dive? | |
| 627 call TFT_show_apnoe_max_depth ; YES - show max. depth of last dive | |
| 628 btfsc FLAG_TFT_apnoe_divetime ; shall show apnoe dive time? | |
| 629 call TFT_show_apnoe_times ; YES - show apnoe dive time? | |
| 654 | 630 btfsc FLAG_TFT_depth_maximum_apnoe ; shall show max. depth of last dive? (Flag re-used here for #dive) |
| 631 call TFT_apnoe_divecounter ; YES - show apnoe #dive counter? | |
| 623 | 632 |
| 633 clrf TFT_output_flags_1 ; mark all TFT updates done | |
| 634 return ; done | |
| 635 | |
| 634 | 636 |
| 637 ;----------------------------------------------------------------------------- | |
| 638 ; Helper Function - do all Phase 2 Display Outputs | |
| 639 ; | |
| 623 | 640 TFT_output_2: ; every second - before deco calculations, deco modes only |
| 641 btfsc FLAG_TFT_divemode_mask ; shall re-draw mask? | |
| 642 call TFT_show_divemode_mask ; YES - re-draw mask | |
| 643 btfsc FLAG_TFT_divetime ; shall show dive time? | |
| 644 call TFT_show_divetime ; YES - show dive time | |
| 645 btfsc FLAG_TFT_safety_stop_show ; shall show safety stop? | |
| 646 call TFT_safety_stop_show ; YES - show safety stop | |
| 647 btfsc FLAG_TFT_safety_stop_clear ; shall clear safety stop? | |
| 648 call TFT_safety_stop_clear ; YES - clear safety stop | |
| 654 | 649 |
| 623 | 650 clrf TFT_output_flags_2 ; mark all TFT updates done |
| 651 goto dive_customview_second ; do every-second tasks for the custom view area (in sync with the dive time) and return | |
| 652 | |
| 634 | 653 |
| 654 ;----------------------------------------------------------------------------- | |
| 655 ; Helper Function - do all Phase 3 Display Outputs | |
| 656 ; | |
| 623 | 657 TFT_output_3: ; every second - after deco calculations, deco modes only |
| 658 btfsc FLAG_TFT_clear_deco_data ; shall clear deco data (NDL or stop & TTS)? | |
| 659 call TFT_clear_deco_data ; YES - clear deco data (NDL or stop & TTS) | |
| 660 btfsc FLAG_TFT_display_ndl_mask ; shall show NDL mask? | |
| 661 call TFT_show_ndl_mask ; YES - show NDL mask | |
| 662 btfsc FLAG_TFT_display_ndl ; shall show NDL data? | |
| 663 call TFT_show_ndl ; YES - show NDL data | |
| 664 btfsc FLAG_TFT_display_deco_mask ; shall show deco mask? | |
| 665 call TFT_show_deco_mask ; YES - show deco mask | |
| 666 btfsc FLAG_TFT_display_deco ; shall show deco stop? | |
| 667 call TFT_show_deco ; YES - show deco stop | |
| 668 btfsc FLAG_TFT_display_tts ; shall show deco TTS? | |
| 669 call TFT_show_tts ; YES - show deco TTS | |
| 670 clrf TFT_output_flags_3 ; mark all TFT updates done | |
| 671 return ; done | |
| 672 | |
| 634 | 673 |
| 674 ;----------------------------------------------------------------------------- | |
| 675 ; Helper Function - do all Phase 4 Display Outputs | |
| 676 ; | |
| 623 | 677 TFT_output_4: ; every second - after deco calculations, all modes |
| 631 | 678 btfsc FLAG_TFT_customview_callup ; shall show a custom view? |
| 679 call dive_customview_callup ; YES - show a custom view | |
| 623 | 680 btfsc FLAG_TFT_velocity_show ; shall show vertical velocity? |
| 631 | 681 call TFT_velocity_show ; YES - show vertical velocity |
| 623 | 682 btfsc FLAG_TFT_velocity_clear ; shall clear vertical velocity? |
| 631 | 683 call TFT_velocity_clear ; YES - clear vertical velocity |
| 623 | 684 btfsc FLAG_TFT_sign_show ; shall show the advice / attention / warning sign? |
| 685 call TFT_divemode_sign_show ; YES - show sign | |
| 686 btfsc FLAG_TFT_sign_clear ; shall clear the advice / attention / warning sign? | |
| 687 call TFT_divemode_sign_clear ; YES - clear sign | |
| 688 btfsc FLAG_TFT_message_clear_both ; shall clear all messages? | |
| 689 call TFT_clear_message_window ; YES - clear complete message area | |
| 690 btfsc FLAG_TFT_message_clear_2nd ; shall clear 2nd row of message area? | |
| 691 call TFT_clear_message_window_row2 ; YES - clear 2nd row of message area | |
| 692 clrf TFT_output_flags_4 ; mark all TFT updates done | |
| 693 return ; done | |
| 582 | 694 |
| 634 | 695 |
| 696 ;----------------------------------------------------------------------------- | |
| 697 ; Apnoe Mode Tasks | |
| 698 ; | |
| 628 | 699 divemode_apnoe_tasks: ; 1 sec. apnoe tasks |
| 700 bsf FLAG_TFT_apnoe_divetime ; show apnoe dive times (current/last dive and total) | |
| 701 btfsc apnoe_at_surface ; at the surface? | |
| 702 bra divemode_apnoe_tasks_surf ; YES - at the surface | |
| 703 ;bra divemode_apnoe_tasks_dive ; NO - in dive phase | |
| 704 | |
| 705 divemode_apnoe_tasks_dive: ; apnoe mode, submerged | |
| 706 btfss apnoe_new_dive ; new dive begun? | |
| 707 return ; NO - done | |
| 708 bcf apnoe_new_dive ; YES - clear flag | |
| 709 bsf FLAG_TFT_clear_apnoe_surface ; - clear apnoe mode surface data from screen | |
| 654 | 710 incf apnoe_dive_counter,F ; Increase #dive counter |
| 628 | 711 return ; - done |
| 712 | |
| 713 divemode_apnoe_tasks_surf: ; apnoe mode, at the surface | |
| 714 bsf FLAG_TFT_apnoe_surface_time ; show apnoe mode surface time | |
| 623 | 715 ; TODO: these outputs would need to be done only once after surfacing... |
| 628 | 716 bsf FLAG_TFT_depth_maximum_apnoe ; show max. depth of last dive |
| 717 bsf FLAG_TFT_depth_maximum ; show max. depth of all dives | |
| 718 ;bra apnoe_calc_maxdepth ; calculate overall max. depth and return | |
| 623 | 719 |
| 0 | 720 |
| 634 | 721 ;----------------------------------------------------------------------------- |
| 722 ; Helper Function - calculate Apnoe Mode overall maximum Depth | |
| 723 ; | |
| 0 | 724 global apnoe_calc_maxdepth |
| 725 apnoe_calc_maxdepth: | |
| 623 | 726 MOVII apnoe_max_pressure, sub_a ; get max depth from all dives to far |
| 727 MOVII pressure_rel_max_cached,sub_b ; get max depth of last dive | |
| 728 call cmpU16 ; sub_a - sub_b = apnoe_max_pressure - pressure_rel_max_cached | |
| 729 btfss neg_flag ; last dive deeper than all the others before? | |
| 730 return ; NO - done | |
| 731 MOVII pressure_rel_max_cached,apnoe_max_pressure ; YES - store new overall max depth | |
| 732 return ; - done | |
| 0 | 733 |
| 634 | 734 |
| 735 ;----------------------------------------------------------------------------- | |
| 736 ; Manage and invoke the Deco Calculation Engine | |
| 737 ; | |
| 738 callup_deco_engine: | |
| 739 | |
| 631 | 740 ; Any reconfiguration done here only affects the deco calculation (prediction), not the |
| 741 ; settings for the calculations done on the real tissues. The later ones are only altered | |
| 742 ; in case of a gas change, in case of a real bailout, or in case a switchback to setpoint | |
| 743 ; or sensor is done. | |
| 744 ; On event of a gas change, a diluent change, a real bailout, or a switchback, the settings | |
| 745 ; for the deco calculation are also automatically changed to match with the settings for the | |
| 746 ; real tissues. This is all done in the function 'gas_switch_common' which is triggered by | |
| 747 ; the flag 'request_gas_change'. | |
| 748 | |
| 749 ; Deco Engine Calculation Schedules: | |
| 750 ; | |
| 634 | 751 ; Schedule Dive Mode Bailout fTTS Gas Needs Plan Deco Mode calculated Functions |
| 752 ; ----------------------------------------------------------------------------------------------------- | |
| 631 | 753 ; |
| 634 | 754 ; 1a) OC no no (yes) norm OC TTS, CNS, deco plan, (gas needs) |
| 755 ; no alt plan | |
| 560 | 756 ; |
| 634 | 757 ; 1b) OC no YES (yes) norm OC TTS, CNS, deco plan |
| 758 ; alt OC fTTS, fCNS, (gas needs) | |
| 631 | 759 ; |
| 634 | 760 ; 2a) Loop no no no norm Loop TTS, CNS, deco plan |
| 761 ; no alt plan | |
| 631 | 762 ; |
| 634 | 763 ; 2b) Loop no yes no norm Loop TTS, CNS, deco plan |
| 764 ; alt Loop fTTS, fCNS | |
| 631 | 765 ; |
| 634 | 766 ; 2c) Loop no (yes) YES norm Loop TTS, CNS, deco plan |
| 767 ; alt OC fTTS*, fCNS*, gas needs <- "what if" BAILOUT | |
| 631 | 768 ; |
| 634 | 769 ; 3) Loop YES n/a (yes) norm OC TTS, deco plan, (gas needs) <- real BAILOUT |
| 770 ; no alt plan | |
| 771 ; _____________________________________________________________________________________________________ | |
| 772 ; norm: normal plan, alt: alternative plan, (): optional, n/a: not applicable | |
| 773 ; * the fTTS time is set to zero when in cave mode and the dive is in turned state | |
| 774 | |
| 604 | 775 |
| 776 ; get working copies of char_O_main_status and char_O_deco_status | |
| 777 movff char_O_main_status,hi ; get char_O_main_status into hi | |
| 778 movff char_O_deco_status,lo ; get char_O_deco_status into lo | |
| 779 | |
| 780 ; check state of deco calculations | |
| 631 | 781 btfsc request_restart_engine ; restart of the deco engine requested? |
| 782 bra calc_deco_engine_restart ; YES - start a new normal plan | |
| 783 btfsc lo,DECO_COMPLETED_NORM ; NO - finished calculations for normal plan? | |
| 784 bra calc_deco_engine_alt ; YES - eventually do an alternative plan next | |
| 785 btfsc lo,DECO_COMPLETED_ALT ; NO - finished calculations for alternative plan? | |
| 786 bra calc_deco_engine_norm ; YES - do a normal plan next | |
| 787 bra calc_deco_engine_exec ; NO - continue executing current calculation | |
| 788 | |
| 789 calc_deco_engine_restart: | |
| 790 bcf request_restart_engine ; clear request flag | |
| 791 bcf lo,DECO_COMPLETED_NORM ; clear completion flag from normal plan if applicable | |
| 792 ;bra calc_deco_engine_norm ; continue with calculating a normal plan | |
| 793 | |
| 634 | 794 |
| 631 | 795 ; ---- normal plans ---- |
| 634 | 796 ; |
| 623 | 797 calc_deco_engine_norm: |
| 631 | 798 bcf lo,DECO_COMPLETED_ALT ; clear completion flag from alternative plan |
| 799 IFDEF _ccr_pscr | |
| 800 btfsc bailout_mode ; in real bailout? | |
| 801 bra calc_deco_engine_norm_3 ; YES - configure real bailout schedule | |
| 802 btfss FLAG_oc_mode ; in OC dive mode? | |
| 803 bra calc_deco_engine_norm_2 ; NO - configure loop schedules | |
| 804 ;bra calc_deco_engine_norm_1 ; YES - configure OC schedules | |
| 604 | 805 ENDIF |
| 806 | |
| 631 | 807 calc_deco_engine_norm_1: |
| 808 ; normal OC schedules | |
| 809 TSTOSC char_I_extra_time ; delay mode activated? | |
| 810 bra calc_deco_engine_norm_1b ; YES - schedule 1b in normal plan | |
| 811 ;bra calc_deco_engine_norm_1a ; NO - schedule 1a in normal plan | |
| 812 | |
| 813 calc_deco_engine_norm_1a: | |
| 814 ; normal schedule 1a: OC with optional gas needs | |
| 815 ; bcf lo,DECO_BAILOUT_FLAG ; switch off bailout mode (will never be activated in this plan) | |
| 816 ; bcf lo,DECO_DELAY_FLAG ; switch off delay mode (will never be activated in this plan) | |
| 817 ; bcf hi,DECO_VOLUME_FLAG ; switch off gas needs calculation by default (if on, will always be on) | |
| 818 TSTOSC opt_calc_gasvolume ; shall calculate gas needs? | |
| 819 bsf hi,DECO_VOLUME_FLAG ; YES - switch on gas needs calculation | |
| 820 bra calc_deco_engine_norm_start ; start deco engine in normal plan | |
| 821 | |
| 822 calc_deco_engine_norm_1b: | |
| 823 ; normal schedule 1b: OC without delay and gas needs | |
| 824 ; bcf lo,DECO_BAILOUT_FLAG ; switch off bailout mode (will never be activated in this plan) | |
| 825 bcf lo,DECO_DELAY_FLAG ; switch off delay mode | |
| 826 bcf hi,DECO_VOLUME_FLAG ; switch off gas needs calculation | |
| 827 bra calc_deco_engine_norm_start ; start deco engine in normal plan | |
| 828 | |
| 623 | 829 IFDEF _ccr_pscr |
| 631 | 830 calc_deco_engine_norm_2: |
| 831 ; normal loop schedules | |
| 832 TSTOSC opt_calc_gasvolume ; gas needs calculation activated? | |
| 833 bra calc_deco_engine_norm_2c ; YES - schedule 2c in normal plan | |
| 834 ;bra calc_deco_engine_norm_2ab ; NO - schedules 2a and 2b in normal plan are identical | |
| 835 | |
| 836 calc_deco_engine_norm_2ab: | |
| 837 ; normal schedule 2a & 2b: loop without anything | |
| 838 bcf lo,DECO_BAILOUT_FLAG ; switch off bailout mode (may return from real bailout) | |
| 839 ; bcf hi,DECO_VOLUME_FLAG ; switch off gas needs calculation (will never be activated in this plans) | |
| 840 bcf lo,DECO_DELAY_FLAG ; switch off delay mode (may have been set in alt. plan 2b) | |
| 841 bra calc_deco_engine_norm_start ; start deco engine in normal plan | |
| 842 | |
| 843 calc_deco_engine_norm_2c: | |
| 844 ; normal schedule 2c: loop with switch-back from simulated bailout | |
| 845 ; switch to CCR/pSCR | |
| 846 movf active_dil,W ; get current diluent | |
| 847 call deco_setup_cc_diluents_pre ; set up deco calculation in CCR/pSCR mode with diluents | |
| 848 calc_deco_engine_norm_2c_XX: | |
| 849 bcf lo,DECO_BAILOUT_FLAG ; switch off bailout mode (may return from real bailout) | |
| 850 bcf hi,DECO_VOLUME_FLAG ; switch off gas needs calculation | |
| 851 bcf lo,DECO_DELAY_FLAG ; switch off delay mode | |
| 852 bra calc_deco_engine_norm_start ; start deco engine in normal plan | |
| 853 | |
| 854 calc_deco_engine_norm_3: | |
| 855 ; real bailout schedule | |
| 856 bcf lo,DECO_DELAY_FLAG ; switch off delay mode | |
| 857 bcf hi,DECO_VOLUME_FLAG ; switch off gas needs calculation by default | |
| 858 TSTOSC opt_calc_gasvolume ; shall calculate gas needs? | |
| 859 bsf hi,DECO_VOLUME_FLAG ; YES - switch on gas needs calculation | |
| 860 bsf lo,DECO_BAILOUT_FLAG ; switch on bailout mode | |
| 861 ;bra calc_deco_engine_norm_start ; start deco engine in normal plan | |
| 862 ENDIF ; _ccr_pscr | |
| 863 | |
| 864 calc_deco_engine_norm_start: | |
| 865 bsf lo,DECO_START_NORM ; calculate a normal plan | |
| 623 | 866 bra calc_deco_engine_start ; start deco engine |
| 867 | |
| 634 | 868 |
| 631 | 869 ; ---- alternative plans ---- |
| 634 | 870 ; |
| 623 | 871 calc_deco_engine_alt: |
| 631 | 872 bcf lo,DECO_COMPLETED_NORM ; clear completion flag from normal plan |
| 873 IFDEF _ccr_pscr | |
| 874 btfsc bailout_mode ; in real bailout? | |
| 875 bra calc_deco_engine_norm_3 ; YES - schedule 3 has no alternative plan | |
| 876 btfss FLAG_oc_mode ; in OC dive mode? | |
| 877 bra calc_deco_engine_alt_2 ; NO - loop schedules | |
| 878 ;bra calc_deco_engine_alt_1 ; YES - OC schedules | |
| 879 ENDIF ; _ccr_pscr | |
| 623 | 880 |
| 881 calc_deco_engine_alt_1: | |
| 631 | 882 ; alternative OC schedules |
| 883 TSTOSS char_I_extra_time ; delay mode activated? | |
| 884 bra calc_deco_engine_norm_1a ; NO - schedule 1a has no alternative plan | |
| 604 | 885 IFDEF _cave_mode |
| 631 | 886 btfsc dive_turned ; YES - in cave mode and dive turned? |
| 887 bra calc_deco_engine_norm_1a ; YES - suppress delay mode -> do schedule 1a in normal plan | |
| 604 | 888 ENDIF |
| 631 | 889 ;bra calc_deco_engine_alt_1b ; NO - do schedule 1b in alternative plan |
| 890 | |
| 891 calc_deco_engine_alt_1b: | |
| 892 ; alternative schedule 1b: OC with delay and optional gas needs | |
| 893 ; bcf lo,DECO_BAILOUT_FLAG ; switch off bailout mode (will never be activated in this plan) | |
| 894 ; bcf hi,DECO_VOLUME_FLAG ; switch off gas needs calculation by default (comes in switched off state) | |
| 895 TSTOSC opt_calc_gasvolume ; shall calculate gas needs? | |
| 896 bsf hi,DECO_VOLUME_FLAG ; YES - switch on gas needs calculation | |
| 897 bsf lo,DECO_DELAY_FLAG ; switch on delay mode | |
| 898 bra calc_deco_engine_alt_start ; start deco engine in alternative plan | |
| 899 | |
| 900 IFDEF _ccr_pscr | |
| 623 | 901 calc_deco_engine_alt_2: |
| 631 | 902 ; alternative loop schedules |
| 903 TSTOSC opt_calc_gasvolume ; gas needs calculation activated? | |
| 904 bra calc_deco_engine_alt_2c ; YES - 2c in alternative plan | |
| 905 TSTOSS char_I_extra_time ; NO - delay mode activated? | |
| 906 bra calc_deco_engine_norm_2ab ; NO - schedule 2a has no alternative plan | |
| 907 ;bra calc_deco_engine_alt_2b ; YES - schedule 2b in alternative plan | |
| 908 | |
| 909 calc_deco_engine_alt_2b: | |
| 910 ; alternative schedule 2b: loop with delay | |
| 911 ; bcf lo,DECO_BAILOUT_FLAG ; switch off bailout mode (will be deactivated in normal plan) | |
| 912 ; bcf hi,DECO_VOLUME_FLAG ; switch off gas needs calculation (will never be activated in this plan) | |
| 913 bsf lo,DECO_DELAY_FLAG ; switch on delay mode | |
| 914 bra calc_deco_engine_alt_start ; start deco engine in normal plan | |
| 915 | |
| 916 calc_deco_engine_alt_2c: | |
| 917 ; alternative schedule 2c: simulated bailout (if possible) | |
| 918 decf best_gas_number,W ; get best gas number -1 into WREG. If not available, WREG will be 255 now. If not computed yet, WREG will be 254 now. | |
| 919 btfsc WREG,7 ; WREG < 128 (a bailout gas is available)? | |
| 920 bra calc_deco_engine_alt_2c_XX ; NO - no bailout plan possible because no bailout gas available to switch to | |
| 921 movf best_gas_number,W ; YES - get number of best gas into WREG | |
| 922 call deco_setup_oc_gases_pre ; - set up deco calculation in OC mode with OC gases | |
| 923 ; bcf lo,DECO_DELAY_FLAG ; - switch off delay mode by default (comes in switched off state) | |
| 924 TSTOSC char_I_extra_time ; - delay mode activated? | |
| 925 bsf lo,DECO_DELAY_FLAG ; YES - switch on delay mode | |
| 604 | 926 IFDEF _cave_mode |
| 631 | 927 btfsc dive_turned ; in cave mode and dive turned? |
| 928 bcf lo,DECO_DELAY_FLAG ; YES - suppress delay mode | |
| 604 | 929 ENDIF |
| 631 | 930 bsf lo,DECO_BAILOUT_FLAG ; - switch on bailout mode |
| 931 bsf hi,DECO_VOLUME_FLAG ; - switch on gas needs calculation | |
| 932 bra calc_deco_engine_alt_start ; - start deco engine in alternative plan | |
| 933 calc_deco_engine_alt_2c_XX: | |
| 604 | 934 call inval_alternative_plan_data ; invalidate all alternative (bailout) plan data because they are not applicable any more |
| 631 | 935 bra calc_deco_engine_norm_start ; continue calculating as normal plan |
| 936 ENDIF ; _ccr_pscr | |
| 937 | |
| 938 calc_deco_engine_alt_start: | |
| 939 bsf lo,DECO_START_ALT ; calculate an alternative plan | |
| 940 ;bra calc_deco_engine_start ; start deco engine | |
| 941 | |
| 634 | 942 |
| 631 | 943 ; ---- start deco engine ---- |
| 634 | 944 ; |
| 623 | 945 calc_deco_engine_start: |
| 631 | 946 IFDEF _cave_mode |
| 947 bcf hi,DECO_CAVE_MODE ; deactivate cave mode by default | |
| 948 btfss cave_mode ; cave mode switched on? | |
| 949 bra calc_deco_engine_start_1 ; NO - keep deactivated, no backtracking depth recording | |
| 950 bsf hi,DECO_CAVE_MODE ; YES - activate cave mode | |
| 951 btfss dive_turned ; - dive turned? | |
| 952 call write_backtrack_deltatime ; NO - update current delta time | |
| 953 ENDIF | |
| 954 calc_deco_engine_start_1: | |
| 604 | 955 movff hi,char_O_main_status ; write-back char_O_main_status to deco engine interface |
| 560 | 956 movff lo,char_O_deco_status ; write-back char_O_deco_status to deco engine interface |
| 0 | 957 |
| 631 | 958 calc_deco_engine_exec: |
| 623 | 959 ; +++++++++++++++++++++++++++++++++++++ |
| 634 | 960 bsf tmr5_preemtion_allowed ; grant preemption allowance for timer 5 (deco engine) |
| 623 | 961 call deco_calc_hauptroutine ; invoke the deco engine (C-code) |
| 962 banksel common ; back to bank common | |
| 634 | 963 bcf tmr5_preemtion_allowed ; revoke preemption allowance |
| 623 | 964 ; +++++++++++++++++++++++++++++++++++++ |
| 965 | |
| 631 | 966 ifdef _debug_output |
| 623 | 967 call TFT_debug_output ; debug output of scheduling performance data |
| 631 | 968 endif |
| 604 | 969 |
| 970 ; check if new calculation results for normal plan mode are available | |
| 623 | 971 movff char_O_deco_status,WREG ; get deco status of deco engine |
| 972 btfsc WREG,DECO_COMPLETED_NORM ; new calculation results for normal plan available? | |
| 973 bsf new_deco_data_avail ; YES - set flag for new NDL or deco data available | |
| 631 | 974 |
| 634 | 975 return ; done |
| 976 | |
| 623 | 977 |
| 631 | 978 IFDEF _ccr_pscr |
| 623 | 979 IFDEF _external_sensor |
| 0 | 980 |
| 634 | 981 ;----------------------------------------------------------------------------- |
| 982 ; Process Sensor Readings | |
| 983 ; | |
| 560 | 984 global calc_deko_divemode_sensor |
| 985 calc_deko_divemode_sensor: | |
| 634 | 986 btfsc ext_input_optical ; do we have an optical interface? |
| 987 bra calc_deko_divemode_sensor_opt ; YES - process received data | |
| 988 btfss ext_input_s8_ana ; NO - do we have a S8/analog interface? | |
| 989 return ; NO - nothing to do, done | |
| 990 TSTOSS opt_s8_mode ; YES - shall use S8 interface? | |
| 991 bra calc_deko_divemode_sensor_ana ; - NO - use analog interface | |
| 992 ;bra calc_deko_divemode_sensor_s8 ; YES - use S8 interface | |
| 993 | |
| 994 calc_deko_divemode_sensor_s8: | |
| 995 btfss trigger_S8_data_update ; new data frame available? | |
| 996 bra calc_deko_divemode_sensor_common; NO - use old values | |
| 997 bcf trigger_S8_data_update ; YES - clear update flag | |
| 998 call compute_mvolts_from_rawdata ; - compute mV values from digital data | |
| 999 bra calc_deko_divemode_sensor_common; - continue with common part | |
| 1000 | |
| 583 | 1001 calc_deko_divemode_sensor_opt: |
| 634 | 1002 ; sensor1_ppO2, sensor2_ppO2 and sensor3_ppO2 are already filled in ISR |
| 1003 btfss sensor1_active ; check HUD status data and eventually clear use_O2_sensorX | |
| 1004 bcf use_O2_sensor1 ; ... | |
| 1005 btfss sensor2_active ; ... | |
| 1006 bcf use_O2_sensor2 ; ... | |
| 1007 btfss sensor3_active ; ... | |
| 1008 bcf use_O2_sensor3 ; ... | |
| 1009 bra check_sensor_avg ; continue with calculating sensor average | |
| 1010 | |
| 1011 calc_deko_divemode_sensor_ana: | |
| 1012 call get_analog_inputs ; get the analog voltages and continue with the common part | |
| 1013 ;bra calc_deko_divemode_sensor_common; continue with common part | |
| 560 | 1014 |
| 1015 calc_deko_divemode_sensor_common: | |
| 634 | 1016 |
| 604 | 1017 ; Check each sensor if it is calibrated and if its mV value is within min_mv and max_mv limits. |
| 1018 ; If ok: compute o2_ppo2_sensorX = o2_mv_sensorX * opt_x_sX / 1000 | |
| 582 | 1019 ; If not ok: reset o2_ppo2_sensorX, reset use_O2_sensorX and show the customview 1 in case the sensor was ok before |
| 0 | 1020 |
| 604 | 1021 ; check sensor 1 |
| 582 | 1022 btfss sensor1_calibrated_ok ; check if sensor is usable at all |
| 1023 bra check_sensor_1_fail ; NO - handle it as failed | |
| 634 | 1024 SMOVII sensor1_mv,sub_a ; YES - load sensor mV value |
| 1025 | |
| 604 | 1026 ; check min threshold |
| 634 | 1027 rcall check_min_threshold ; check if sensor mV is outside minimum |
| 582 | 1028 btfsc neg_flag ; check if result is negative, i.e. sensor_mv < min_mv |
| 1029 bra check_sensor_1_fail ; YES - declare sensor as failed | |
| 634 | 1030 |
| 604 | 1031 ; check max_threshold |
| 634 | 1032 rcall check_max_threshold ; check if sensor mV is outside maximum |
| 582 | 1033 btfss neg_flag ; check if result is negative, i.e. sensor_mv < max_mv |
| 1034 bra check_sensor_1_fail ; NO - declare sensor as failed | |
| 634 | 1035 |
| 604 | 1036 ; check HUD data, if available |
| 582 | 1037 btfss hud_connection_ok ; check if there is a HUD connected |
| 1038 bra check_sensor_1_ok ; NO - all checks done then and positive | |
| 604 | 1039 btfss sensor1_active ; YES - HUD status ok? |
| 1040 bra check_sensor_1_fail ; NO - HUD reports a fail | |
| 634 | 1041 |
| 560 | 1042 check_sensor_1_ok: |
| 623 | 1043 ; sensor1_ppO2 = sensor1_mv:2 * opt_x_s1:2 / 1000 |
| 634 | 1044 SMOVII sensor1_mv,xA ; get sensor mV into xA |
| 1045 MOVII opt_x_s1, xB ; get calibration factor into xB | |
| 1046 rcall compute_ppo2_helper ; compute ppO2 | |
| 623 | 1047 movff xC+0,sensor1_ppO2 ; result in 0.01 bar |
| 634 | 1048 bcf attn_det_sensor1_lost ; clear attention |
| 1049 bcf shown_sensor1_fail ; re-arm custom-view show-up | |
| 582 | 1050 bra check_sensor_2 ; continue with next sensor |
| 634 | 1051 |
| 560 | 1052 check_sensor_1_fail: |
| 634 | 1053 clrf WREG ; set ppO2 reading to zero |
| 1054 movff WREG,sensor1_ppO2 ; ... | |
| 1055 btfsc use_O2_sensor1 ; check if sensor is in use | |
| 1056 bsf attn_det_sensor1_lost ; YES - set an attention | |
| 582 | 1057 bcf use_O2_sensor1 ; revoke sensor from usage |
| 604 | 1058 |
| 634 | 1059 check_sensor_2: |
| 1060 ; check sensor 2 | |
| 582 | 1061 btfss sensor2_calibrated_ok ; check if sensor is usable at all |
| 1062 bra check_sensor_2_fail ; NO - handle it as failed | |
| 634 | 1063 SMOVII sensor2_mv,sub_a ; YES - load sensor mV value |
| 1064 | |
| 604 | 1065 ; check min threshold |
| 634 | 1066 rcall check_min_threshold ; check if sensor mV is outside minimum |
| 582 | 1067 btfsc neg_flag ; check if result is negative, i.e. sensor_mv < min_mv |
| 1068 bra check_sensor_2_fail ; YES - declare sensor as failed | |
| 634 | 1069 |
| 604 | 1070 ; check max_threshold |
| 634 | 1071 rcall check_max_threshold ; check if sensor mV is outside maximum |
| 582 | 1072 btfss neg_flag ; check if result is nagative, i.e. sensor_mv < max_mv |
| 1073 bra check_sensor_2_fail ; NO - declare sensor as failed | |
| 634 | 1074 |
| 604 | 1075 ; check HUD data, if available |
| 582 | 1076 btfss hud_connection_ok ; check if there is a HUD connected |
| 1077 bra check_sensor_2_ok ; NO - all checks done then and positive | |
| 604 | 1078 btfss sensor2_active ; YES - HUD status ok? |
| 1079 bra check_sensor_2_fail ; NO - HUD reports a fail | |
| 634 | 1080 |
| 560 | 1081 check_sensor_2_ok: |
| 623 | 1082 ; sensor2_ppO2 = sensor2_mv:2 * opt_x_s2:2 / 1000 |
| 634 | 1083 SMOVII sensor2_mv,xA ; get sensor mV into xA |
| 1084 MOVII opt_x_s2, xB ; get calibration factor into xB | |
| 1085 rcall compute_ppo2_helper ; compute ppO2 | |
| 623 | 1086 movff xC+0,sensor2_ppO2 ; result in 0.01 bar |
| 634 | 1087 bcf attn_det_sensor2_lost ; clear attention |
| 1088 bcf shown_sensor2_fail ; re-arm custom-view show-up | |
| 582 | 1089 bra check_sensor_3 ; continue with next sensor |
| 634 | 1090 |
| 560 | 1091 check_sensor_2_fail: |
| 634 | 1092 clrf WREG ; set ppO2 reading to zero |
| 1093 movff WREG,sensor2_ppO2 ; ... | |
| 1094 btfsc use_O2_sensor2 ; check if sensor is in use | |
| 1095 bsf attn_det_sensor2_lost ; YES - set an attention | |
| 582 | 1096 bcf use_O2_sensor2 ; revoke sensor from usage |
| 604 | 1097 |
| 634 | 1098 check_sensor_3: |
| 1099 ; check sensor 3 | |
| 582 | 1100 btfss sensor3_calibrated_ok ; check if sensor is usable at all |
| 1101 bra check_sensor_3_fail ; NO - handle it as failed | |
| 634 | 1102 SMOVII sensor3_mv,sub_a ; YES - load sensor mV value |
| 1103 | |
| 604 | 1104 ; check min threshold |
| 634 | 1105 rcall check_min_threshold ; check if sensor mV is outside minimum |
| 582 | 1106 btfsc neg_flag ; check if result is negative, i.e. sensor_mv < min_mv |
| 1107 bra check_sensor_3_fail ; YES - declare sensor as failed | |
| 634 | 1108 |
| 604 | 1109 ; check max threshold |
| 634 | 1110 rcall check_max_threshold ; check if sensor mV is outside maximum |
| 582 | 1111 btfss neg_flag ; check if result is negative, i.e. sensor_mv < max_mv |
| 1112 bra check_sensor_3_fail ; NO - declare sensor as failed | |
| 634 | 1113 |
| 604 | 1114 ; check HUD data, if available |
| 582 | 1115 btfss hud_connection_ok ; check if there is a HUD connected |
| 1116 bra check_sensor_3_ok ; NO - all checks done then and positive | |
| 604 | 1117 btfss sensor3_active ; YES - HUD status ok? |
| 1118 bra check_sensor_3_fail ; NO - HUD reports a fail | |
| 634 | 1119 |
| 560 | 1120 check_sensor_3_ok: |
| 623 | 1121 ; sensor3_ppO2 = sensor3_mv:2 * opt_x_s1:2 / 1000 |
| 634 | 1122 SMOVII sensor3_mv,xA ; get sensor mV into xA |
| 1123 MOVII opt_x_s3, xB ; get calibration factor into xB | |
| 1124 rcall compute_ppo2_helper ; compute ppO2 | |
| 623 | 1125 movff xC+0,sensor3_ppO2 ; result in 0.01 bar |
| 634 | 1126 bcf attn_det_sensor3_lost ; clear attention |
| 1127 bcf shown_sensor3_fail ; re-arm custom-view show-up | |
| 1128 bra check_sensor_avg ; continue with calculating sensor average | |
| 1129 | |
| 560 | 1130 check_sensor_3_fail: |
| 634 | 1131 clrf WREG ; set ppO2 reading to zero |
| 1132 movff WREG,sensor3_ppO2 ; ... | |
| 1133 btfsc use_O2_sensor3 ; check if sensor is in use | |
| 1134 bsf attn_det_sensor3_lost ; YES - set an attention | |
| 582 | 1135 bcf use_O2_sensor3 ; revoke sensor from usage |
| 604 | 1136 |
| 634 | 1137 check_sensor_avg: |
| 1138 ; calculate sensor average | |
| 623 | 1139 btfss divemode ; in dive mode? |
| 1140 return ; NO - done here if not in dive mode | |
| 560 | 1141 |
| 634 | 1142 ; compute sensor_setpoint = average of all o2_ppo2_sensorX of |
| 1143 ; those sensors that have use_O2_sensorX == true | |
| 1144 | |
| 1145 CLRI xA ; clear sum of sensor values | |
| 1146 CLRI xB ; clear number of active sensors found | |
| 1147 | |
| 1148 check_sensor_avg_1: | |
| 1149 btfss use_O2_sensor1 ; sensor 1 active? | |
| 1150 bra check_sensor_avg_2 ; NO | |
| 1151 movff sensor1_ppO2,WREG ; YES - get ppO2 | |
| 1152 addwf xA+0,F ; - add into xA:2 | |
| 1153 movlw .0 ; - ... | |
| 1154 addwfc xA+1,F ; - ... | |
| 1155 incf xB+0,F ; - add a sensor | |
| 1156 | |
| 1157 check_sensor_avg_2: | |
| 1158 btfss use_O2_sensor2 ; sensor 2 active? | |
| 1159 bra check_sensor_avg_3 ; NO | |
| 1160 movff sensor2_ppO2,WREG ; YES - get ppO2 | |
| 1161 addwf xA+0,F ; - add into xA:2 | |
| 1162 movlw .0 ; - ... | |
| 1163 addwfc xA+1,F ; - ... | |
| 1164 incf xB+0,F ; - add a sensor | |
| 1165 | |
| 1166 check_sensor_avg_3: | |
| 1167 btfss use_O2_sensor3 ; sensor 3 active? | |
| 1168 bra check_sensor_avg_compute ; NO | |
| 1169 movff sensor3_ppO2,WREG ; YES - get ppO2 | |
| 1170 addwf xA+0,F ; - add into xA:2 | |
| 1171 movlw .0 ; - ... | |
| 1172 addwfc xA+1,F ; - ... | |
| 1173 incf xB+0,F ; add a sensor | |
| 1174 | |
| 1175 check_sensor_avg_compute: | |
| 604 | 1176 ; divide sum of sensor values by number of active sensors found |
| 634 | 1177 clrf xC+0 ; set zero as default result |
| 1178 tstfsz xB+0 ; pending div/0 ? | |
| 1179 call div16x16 ; NO - execute xC = xA / xB = summed ppO2 / number of sensors | |
| 1180 movff xC+0,sensor_setpoint ; copy result (or its default) | |
| 604 | 1181 |
| 1182 ; set default value for pSCR mode: 0 => let p2_deco.c compute the ppO2 based on current dil gas and depth | |
| 560 | 1183 ; will be overwritten later in case we are in sensor mode and have at least one usable sensor |
| 634 | 1184 clrf WREG ; pre-load a zero |
| 1185 btfsc FLAG_pscr_mode ; check if we are in pSCR mode | |
| 1186 movff WREG,char_I_const_ppO2 ; YES - write 0 to char_I_const_ppo2, | |
| 1187 ; it will be overwritten if we have a usable sensor reading | |
| 1188 btfsc bailout_mode ; check if we are in bailout | |
| 1189 bra check_sensor_vote ; YES - no sensor data transfer to char_I_const_ppO2 in this case | |
| 640 | 1190 movf dive_ccr_mode,W ; NO - get mode (0: Fixed SP, 1: Sensor, 2: Auto SP) |
| 634 | 1191 sublw .1 ; - in sensor mode? |
| 1192 bnz check_sensor_vote ; NO - not in sensor mode - no transfer of sensor data to char_I_const_ppO2 | |
| 1193 tstfsz xB+0 ; YES - check if we have found at least one usable sensor | |
| 1194 bra check_sensor_avg_use ; YES - we have at least one usable sensor | |
| 1195 bsf warn_det_sensors_lost ; NO - we have NO usable sensors | |
| 1196 btfsc FLAG_ccr_mode ; - check if we are in CCR mode | |
| 1197 movff opt_setpoint_cbar+0,char_I_const_ppO2 ; YES - select fixed setpoint no. 1 for fallback | |
| 1198 bra check_sensor_vote ; - continue with voting logic flags | |
| 1199 | |
| 1200 check_sensor_avg_use: | |
| 604 | 1201 ; we have at least one usable sensor with a ppO2 value > 0 |
| 634 | 1202 bcf warn_det_sensors_lost ; clear warning |
| 1203 bcf shown_sensors_lost ; re-arm custom view show-up | |
| 560 | 1204 movff sensor_setpoint,char_I_const_ppO2 ; transfer average sensor value to p2_deco.c code |
| 634 | 1205 |
| 1206 check_sensor_vote: | |
| 1207 ; check if individual sensors agree with their average | |
| 1208 bsf voting_logic_sensor1 ; default sensor to be within voting | |
| 1209 movff sensor1_ppO2,WREG ; get sensor's ppO2 | |
| 1210 rcall check_sensor_voting_helper ; check if sensor is within +/- range around setpoint | |
| 604 | 1211 tstfsz WREG ; sensor within range (WREG = 0)? |
| 1212 bcf voting_logic_sensor1 ; NO - vote out this sensor | |
| 560 | 1213 |
| 634 | 1214 bsf voting_logic_sensor2 ; default sensor to be within voting |
| 1215 movff sensor2_ppO2,WREG ; get sensor's ppO2 | |
| 1216 rcall check_sensor_voting_helper ; check if sensor is within +/- range around setpoint | |
| 604 | 1217 tstfsz WREG ; sensor within range (WREG = 0)? |
| 1218 bcf voting_logic_sensor2 ; NO - vote out this sensor | |
| 560 | 1219 |
| 634 | 1220 bsf voting_logic_sensor3 ; default sensor to be within voting |
| 1221 movff sensor3_ppO2,WREG ; get sensor's ppO2 | |
| 1222 rcall check_sensor_voting_helper ; check if sensor is within +/- range around setpoint | |
| 604 | 1223 tstfsz WREG ; sensor within range (WREG = 0)? |
| 1224 bcf voting_logic_sensor3 ; NO - vote out this sensor | |
| 582 | 1225 |
| 560 | 1226 ; check if a warning shall be issued on sensor disagreement |
| 582 | 1227 btfsc FLAG_ccr_mode ; check if we are in CCR mode |
| 604 | 1228 bra check_warn_sensor_0 ; YES - continue with further checks |
| 582 | 1229 btfsc FLAG_pscr_mode ; check if we are in pSCR mode |
| 604 | 1230 bra check_warn_sensor_0 ; YES - continue with further checks |
| 1231 bra check_warn_sensor_done ; not in CCR and not in pSCR, so no warning | |
| 634 | 1232 |
| 604 | 1233 check_warn_sensor_0: ; we are in CCR or pSCR mode |
| 623 | 1234 btfsc bailout_mode ; check if we are in bailout |
| 604 | 1235 bra check_warn_sensor_done ; YES - no warning in this case |
| 640 | 1236 movf dive_ccr_mode,W ; get mode (0: Fixed SP, 1: Sensor, 2: Auto SP) |
| 604 | 1237 sublw .1 ; in sensor mode? |
| 1238 bnz check_warn_sensor_done ; NO - not in sensor mode - no warning in this case | |
| 634 | 1239 |
| 604 | 1240 check_warn_sensor_1: |
| 582 | 1241 btfss sensor1_calibrated_ok ; check if sensor has a valid calibration |
| 1242 bra check_warn_sensor_2 ; NO - sensor can not cause a warning then | |
| 1243 btfss use_O2_sensor1 ; YES - check if sensor is in use | |
| 604 | 1244 bra check_warn_sensor_2 ; NO - sensor can not cause a warning then |
| 1245 btfsc voting_logic_sensor1 ; YES - check if sensor value is within agreement range | |
| 1246 bra check_warn_sensor_2 ; YES - continue with next sensor | |
| 634 | 1247 bsf warn_det_sensors_div ; NO - sensors divergence |
| 1248 return ; - done | |
| 1249 | |
| 604 | 1250 check_warn_sensor_2: |
| 582 | 1251 btfss sensor2_calibrated_ok ; check if sensor has a valid calibration |
| 1252 bra check_warn_sensor_3 ; NO - sensor can not cause a warning then | |
| 1253 btfss use_O2_sensor2 ; YES - check if sensor is in use | |
| 604 | 1254 bra check_warn_sensor_3 ; NO - sensor can not cause a warning then |
| 1255 btfsc voting_logic_sensor2 ; YES - check if sensor value is within agreement range | |
| 1256 bra check_warn_sensor_3 ; YES - continue with next sensor | |
| 634 | 1257 bsf warn_det_sensors_div ; NO - sensors divergence |
| 1258 return ; - done | |
| 1259 | |
| 604 | 1260 check_warn_sensor_3: |
| 582 | 1261 btfss sensor3_calibrated_ok ; check if sensor has a valid calibration |
| 1262 bra check_warn_sensor_agree ; NO - sensor can not cause a warning then | |
| 1263 btfss use_O2_sensor3 ; YES - check if sensor is in use | |
| 604 | 1264 bra check_warn_sensor_agree ; NO - sensor can not cause a warning then |
| 1265 btfsc voting_logic_sensor3 ; YES - check if sensor value is within agreement range | |
| 1266 bra check_warn_sensor_agree ; YES - continue with next sensor | |
| 634 | 1267 bsf warn_det_sensors_div ; NO - set warning |
| 1268 return ; - done | |
| 1269 | |
| 604 | 1270 check_warn_sensor_done: |
| 560 | 1271 check_warn_sensor_agree: |
| 634 | 1272 bcf warn_det_sensors_div ; clear warning |
| 1273 bcf shown_sensors_diverg ; re-arm custom view show-up | |
| 1274 return ; done | |
| 1275 | |
| 1276 | |
| 1277 ;----------------------------------------------------------------------------- | |
| 1278 ; Helper Function - check if sensor mV is outside minimum | |
| 1279 ; | |
| 604 | 1280 check_min_threshold: |
| 623 | 1281 MOVLI min_mv,sub_b ; load minimum mV value |
| 604 | 1282 goto sub16 ; sub_c = sensor_mv - min_mv (and return) |
| 1283 | |
| 634 | 1284 |
| 1285 ;----------------------------------------------------------------------------- | |
| 1286 ; Helper Function - check if sensor mV is outside maximum | |
| 1287 ; | |
| 604 | 1288 check_max_threshold: |
| 623 | 1289 MOVLI max_mv,sub_b ; load maximum mV value |
| 604 | 1290 goto sub16 ; sub_c = sensor_mv - max_mv (and return) |
| 1291 | |
| 634 | 1292 |
| 1293 ;----------------------------------------------------------------------------- | |
| 1294 ; Helper Function - compute ppO2 from sensor mV and calibration factor | |
| 1295 ; | |
| 560 | 1296 compute_ppo2_helper: |
| 623 | 1297 call mult16x16 ; xC:4 = xA:2 * xB:2 |
| 634 | 1298 MOVLI .1000,xB ; load scaling factor |
| 623 | 1299 call div32x16 ; xC:4 = xC:4 / xB:2 with xA as remainder |
| 1300 tstfsz xC+1 ; is the ppO2 higher than 2.55 bar? | |
| 1301 setf xC+0 ; YES - set result to 255 aka 2.55 bar | |
| 634 | 1302 return ; done |
| 1303 | |
| 1304 | |
| 1305 ;----------------------------------------------------------------------------- | |
| 1306 ; Helper Function - check if sensor is within +/- range around setpoint | |
| 1307 ; | |
| 560 | 1308 check_sensor_voting_helper: |
| 634 | 1309 subwf sensor_setpoint,W ; deviation = setpoint - sensor ppO2 |
| 1310 btfsc STATUS,N ; result negative? | |
| 1311 negf WREG,W ; YES - negate deviation | |
| 1312 sublw sensor_voting_logic_threshold ; WREG = threshold - deviation | |
| 1313 btfss STATUS,N ; result negative? | |
| 1314 retlw .0 ; NO - within range | |
| 1315 retlw .1 ; YES - out of range | |
| 1316 | |
| 1317 ; cpfsgt sensor_setpoint ; sensor ppO2 > setpoint? | |
| 1318 ; bra check_sensor_voting_helper_2 ; NO | |
| 1319 ; ;bra check_sensor_voting_helper_1 ; YES | |
| 1320 ; | |
| 1321 ;check_sensor_voting_helper_1: | |
| 1322 ; subwf sensor_setpoint,W ; WREG = setpoint - sensor ppO2 | |
| 1323 ; bra check_sensor_voting_helper_com ; continue with common part | |
| 1324 ; | |
| 1325 ;check_sensor_voting_helper_2: | |
| 1326 ; movwf lo ; copy sensor ppO2 to lo | |
| 1327 ; movf sensor_setpoint,W ; copy setpoint to WREG | |
| 1328 ; subwf lo,W ; WREG = sensor ppO2 - setpoint | |
| 1329 ; ;bra check_sensor_voting_helper_com ; continue with common part | |
| 1330 ; | |
| 1331 ;check_sensor_voting_helper_com: | |
| 1332 ; movwf lo ; copy deviation to lo | |
| 1333 ; movlw sensor_voting_logic_threshold ; load threshold in 0.01 bar | |
| 1334 ; cpfsgt lo ; deviation > threshold ? | |
| 1335 ; retlw .0 ; NO - within range | |
| 1336 ; retlw .1 ; YES - out of range | |
| 582 | 1337 |
| 623 | 1338 ENDIF ; _external_sensor |
| 631 | 1339 ENDIF ; _ccr_pscr |
| 623 | 1340 |
| 560 | 1341 |
| 604 | 1342 IFDEF _cave_mode |
| 623 | 1343 |
| 634 | 1344 ;----------------------------------------------------------------------------- |
| 1345 ; Cave Mode - on/off Switching | |
| 1346 ; | |
| 631 | 1347 cavemode_toggle_onoff: |
| 1348 bcf request_cave_toggle ; clear request flag | |
| 1349 btg cave_mode ; toggle the on/off state | |
| 1350 return ; done | |
| 1351 | |
| 634 | 1352 |
| 1353 ;----------------------------------------------------------------------------- | |
| 1354 ; Cave Mode - switch off and set Dive as turned | |
| 1355 ; | |
| 631 | 1356 cavemode_switch_off_turned: |
| 1357 bcf request_cave_off_turned ; clear request flag | |
| 1358 bcf cave_mode ; switch cave mode off | |
| 1359 bra cavemode_turndive_turn_exec ; set dive as turned (and return) | |
| 1360 | |
| 1361 | |
| 634 | 1362 ;----------------------------------------------------------------------------- |
| 1363 ; Cave Mode - check if 'turn dive' is allowed | |
| 1364 ; | |
| 631 | 1365 global cavemode_turndive_check |
| 1366 cavemode_turndive_check: | |
| 1367 btfss cave_mode ; cave mode switched on? | |
| 1368 retlw 1 ; NO - signal not allowed | |
| 1369 btfss dive_turned ; YES - is the dive currently turned? | |
| 1370 retlw 0 ; NO - command is allowed | |
| 1371 movf backtrack_waypoint_turn,W ; YES - copy turn point number to WREG | |
| 1372 cpfslt backtrack_waypoint_num ; - current waypoint number < turn point number ? | |
| 1373 retlw 1 ; NO - signal not allowed | |
| 1374 retlw 0 ; YES - command is allowed | |
| 1375 | |
| 634 | 1376 |
| 1377 ;----------------------------------------------------------------------------- | |
| 1378 ; Cave Mode - execute 'turn dive' toggle | |
| 1379 ; | |
| 631 | 1380 cavemode_turndive_toggle: |
| 1381 bcf request_turn_toggle ; clear request flag | |
| 1382 rcall cavemode_turndive_check ; check if command is allowed | |
| 1383 tstfsz WREG ; command allowed? | |
| 1384 return ; NO - abort | |
| 1385 btfss dive_turned ; YES - is the dive currently turned? | |
| 1386 bra cavemode_turndive_turn_exec ; NO - turn the dive | |
| 634 | 1387 bcf dive_turned ; YES - set dive as not turned any more |
| 1388 bcf backtrack_shutdown ; - set backtracking as not shut down any more | |
| 1389 call set_logbook_marker ; - set a logbook marker | |
| 1390 goto resume_backtrack_recording ; - append further logging after current waypoint and return | |
| 1391 | |
| 1392 | |
| 1393 ;----------------------------------------------------------------------------- | |
| 1394 ; Cave Mode - set the dive as turned | |
| 1395 ; | |
| 631 | 1396 cavemode_turndive_turn: |
| 1397 bcf request_turn_turn ; clear request flag | |
| 1398 btfss cave_mode ; cave mode switched on? | |
| 1399 return ; NO - abort | |
| 1400 btfsc dive_turned ; YES - is the dive already turned? | |
| 1401 return ; YES - nothing to do any more | |
| 1402 cavemode_turndive_turn_exec: | |
| 634 | 1403 bsf dive_turned ; NO - set dive as turned |
| 1404 call set_logbook_marker ; - set a logbook marker | |
| 1405 goto write_backtrack_turnpoint ; - write a turn-point waypoint and return | |
| 1406 | |
| 1407 | |
| 1408 ;----------------------------------------------------------------------------- | |
| 1409 ; Cave Mode - check if setting a Waypoint is allowed | |
| 1410 ; | |
| 631 | 1411 global cavemode_waypoint_set_check |
| 1412 cavemode_waypoint_set_check: | |
| 1413 btfss cave_mode ; cave mode switched on? | |
| 1414 retlw 1 ; NO - command not allowed | |
| 1415 btfsc dive_turned ; YES - is the dive turned? | |
| 1416 retlw 1 ; YES - no setting of waypoints on way out, command not allowed | |
| 1417 btfsc backtrack_entire_full ; NO - storage entirely used up? | |
| 1418 retlw 1 ; YES - out of storage capacity, command not allowed | |
| 1419 movlw backtrack_waypoint_max ; NO - get highest allowed waypoint number | |
| 1420 cpfslt backtrack_waypoint_num ; - current waypoint number < max allowed number? | |
| 1421 retlw 1 ; NO - command not allowed | |
| 1422 retlw 0 ; YES - command is allowed | |
| 1423 | |
| 634 | 1424 |
| 1425 ;----------------------------------------------------------------------------- | |
| 1426 ; Cave Mode - set a Waypoint | |
| 1427 ; | |
| 631 | 1428 cavemode_waypoint_set: |
| 1429 bcf request_waypoint_set ; clear request flag | |
| 1430 rcall cavemode_waypoint_set_check ; check if command is allowed to execute | |
| 1431 tstfsz WREG ; command allowed? | |
| 1432 return ; NO - no waypoint setting possible, abort | |
| 1433 call set_logbook_marker ; YES - set a logbook marker | |
| 1434 goto write_backtrack_waypoint ; - execute command (and return) | |
| 1435 | |
| 1436 | |
| 634 | 1437 ;----------------------------------------------------------------------------- |
| 1438 ; Cave Mode - check if stepping one Waypoint outwards is allowed | |
| 1439 ; | |
| 631 | 1440 global cavemode_waypoint_out_check |
| 1441 cavemode_waypoint_out_check: | |
| 1442 btfss cave_mode ; cave mode switched on? | |
| 1443 retlw 1 ; NO - command not allowed | |
| 1444 btfss dive_turned ; YES - is the dive turned? | |
| 1445 retlw 1 ; NO - no stepping back on way in, command not allowed | |
| 1446 btfsc waypoint_reached_first ; YES - already at first waypoint? | |
| 1447 retlw 1 ; YES - command not allowed | |
| 1448 retlw 0 ; NO - command is allowed | |
| 1449 | |
| 634 | 1450 |
| 1451 ;----------------------------------------------------------------------------- | |
| 1452 ; Cave Mode - step one Waypoint outwards | |
| 1453 ; | |
| 631 | 1454 cavemode_waypoint_out: |
| 1455 bcf request_waypoint_out ; clear request flag | |
| 1456 rcall cavemode_waypoint_out_check ; check if command is allowed to execute | |
| 1457 tstfsz WREG ; command allowed? | |
| 1458 return ; NO - no further out possible, abort | |
| 1459 goto backtrack_waypoint_go_out ; YES - execute the command (and return) | |
| 1460 | |
| 1461 | |
| 634 | 1462 ;----------------------------------------------------------------------------- |
| 1463 ; Cave Mode - check if stepping one Waypoint inwards is allowed | |
| 1464 ; | |
| 631 | 1465 global cavemode_waypoint_in_check |
| 1466 cavemode_waypoint_in_check: | |
| 1467 btfss cave_mode ; cave mode switched on? | |
| 1468 retlw 1 ; NO - command not allowed | |
| 1469 btfss dive_turned ; YES - is the dive turned? | |
| 1470 retlw 1 ; NO - no stepping forward on way in, command not allowed | |
| 1471 btfsc waypoint_reached_last ; YES - already at last waypoint? | |
| 1472 retlw 1 ; YES - command not allowed | |
| 1473 retlw 0 ; NO - command is allowed | |
| 1474 | |
| 634 | 1475 |
| 1476 ;----------------------------------------------------------------------------- | |
| 1477 ; Cave Mode - step one Waypoint inwards | |
| 1478 ; | |
| 631 | 1479 cavemode_waypoint_in: |
| 1480 bcf request_waypoint_in ; clear request flag | |
| 1481 rcall cavemode_waypoint_in_check ; check if command is allowed to execute | |
| 1482 tstfsz WREG ; command allowed? | |
| 1483 return ; NO - no further in possible, abort | |
| 1484 goto backtrack_waypoint_go_in ; YES - execute command (and return) | |
| 623 | 1485 |
| 634 | 1486 |
| 1487 ;----------------------------------------------------------------------------- | |
| 1488 ; Cave Mode - store current Delta Time | |
| 1489 ; | |
| 1490 write_backtrack_deltatime: | |
| 1491 rcall setup_backtrack_index ; setup writing position | |
| 1492 bra write_backtrack_datum_deltatime ; store the current delta time (and return) | |
| 1493 | |
| 1494 | |
| 1495 ;----------------------------------------------------------------------------- | |
| 1496 ; Cave Mode - store a Backtracking Depth Data Set | |
| 1497 ; | |
| 1498 write_backtrack_1min_depth: | |
| 1499 rcall setup_backtrack_index ; setup writing position | |
| 1500 rcall write_backtrack_datum_depth ; store depth | |
| 1501 rcall write_backtrack_datum_zerotime ; reset the time elapsed since last depth recording and store it | |
| 1502 bra write_backtrack_datum_check ; store new writing position, check remaining storage capacity ()and return) | |
| 1503 | |
| 1504 | |
| 1505 ;----------------------------------------------------------------------------- | |
| 1506 ; Cave Mode - store a Waypoint | |
| 1507 ; | |
| 1508 write_backtrack_waypoint: | |
| 1509 rcall setup_backtrack_index ; setup writing position | |
| 1510 rcall write_backtrack_datum_deltatime ; store the time elapsed since last depth recording | |
| 1511 movf POSTINC1,W ; dummy read to increment the writing position index | |
| 1512 rcall write_backtrack_datum_depth ; store depth | |
| 1513 rcall write_backtrack_datum_gas ; store gas availability vector | |
| 1514 rcall write_backtrack_datum_waypoint ; store waypoint number | |
| 1515 rcall write_backtrack_datum_zerotime ; reset the time elapsed since last depth recording and store it | |
| 1516 bra write_backtrack_datum_check ; store new writing position, check remaining storage capacity (and return) | |
| 1517 | |
| 1518 | |
| 1519 ;----------------------------------------------------------------------------- | |
| 1520 ; Cave Mode - store a Turn Point | |
| 1521 write_backtrack_turnpoint: | |
| 1522 rcall write_backtrack_waypoint ; write a waypoint (see above) | |
| 1523 movf POSTDEC1,W ; dummy read to decrement the position index to the waypoint number datum | |
| 1524 movff FSR1L,char_I_backtrack_index ; store updated writing position | |
| 1525 movff backtrack_waypoint_num,backtrack_waypoint_turn; memorize this waypoint as turn point | |
| 1526 return ; done | |
| 1527 | |
| 1528 | |
| 1529 ;----------------------------------------------------------------------------- | |
| 1530 ; Cave Mode - append further Logging after current Waypoint | |
| 1531 ; | |
| 1532 resume_backtrack_recording: | |
| 1533 clrf backtrack_waypoint_turn ; clear turn point reference | |
| 1534 bsf waypoint_reached_last ; declare to be at last waypoint now | |
| 1535 rcall setup_backtrack_index ; setup index position | |
| 1536 movf POSTINC1,W ; dummy read to increment the position index to the delta time datum | |
| 1537 rcall write_backtrack_datum_zerotime ; reset the time elapsed since last depth recording and store it | |
| 1538 bra write_backtrack_datum_check ; store new writing position, check remaining storage capacity (and return) | |
| 1539 | |
| 1540 | |
| 1541 ;----------------------------------------------------------------------------- | |
| 1542 ; Cave Mode - execute stepping one Waypoint outwards | |
| 1543 ; | |
| 1544 backtrack_waypoint_go_out: | |
| 1545 bcf waypoint_reached_last ; not at last waypoint (or turn point) any more | |
| 1546 rcall setup_backtrack_index ; setup index position | |
| 1547 movlw b'11100000'-.1 ; a waypoint datum has bits 5-7 set, -1 because of cpfsgt | |
| 1548 backtrack_waypoint_go_out_loop: | |
| 1549 movff POSTDEC1,lo ; dummy read current datum and go to previous datum (there is no PREDEC) | |
| 1550 cpfsgt INDF1 ; read datum, is it a waypoint datum? | |
| 1551 bra backtrack_waypoint_go_out_loop ; NO - try next datum | |
| 1552 movff FSR1L,char_I_backtrack_index ; store new index position | |
| 1553 movf INDF1,W ; copy waypoint datum to WREG | |
| 1554 andlw b'00011111' ; remove waypoint tag | |
| 1555 movwf backtrack_waypoint_num ; store new waypoint number | |
| 1556 movlw .1 ; number of first waypoint | |
| 1557 cpfsgt backtrack_waypoint_num ; current waypoint number > number of first waypoint ? | |
| 1558 bsf waypoint_reached_first ; NO - reached first waypoint | |
| 1559 goto restart_deco_engine_wo_norm ; invalidate all alternative plan data and restart deco engine | |
| 1560 | |
| 1561 | |
| 1562 ;----------------------------------------------------------------------------- | |
| 1563 ; Cave Mode - execute stepping one Waypoint inwards | |
| 1564 ; | |
| 1565 backtrack_waypoint_go_in: | |
| 1566 bcf waypoint_reached_first ; not at first waypoint any more | |
| 1567 rcall setup_backtrack_index ; setup index position | |
| 1568 movlw b'11100000'-.1 ; a waypoint datum has bits 5-7 set, -1 because of cpfsgt | |
| 1569 backtrack_waypoint_go_in_loop: | |
| 1570 cpfsgt PREINC1 ; go to next datum, read it, is it a waypoint datum? | |
| 1571 bra backtrack_waypoint_go_in_loop ; NO - try next datum | |
| 1572 movff FSR1L,char_I_backtrack_index ; store new index position | |
| 1573 movf INDF1,W ; copy waypoint datum to WREG | |
| 1574 andlw b'00011111' ; remove waypoint tag | |
| 1575 movwf backtrack_waypoint_num ; store new waypoint number | |
| 1576 movf backtrack_waypoint_turn,W ; load WREG with waypoint number of turn point | |
| 1577 cpfslt backtrack_waypoint_num ; new waypoint number < number of turn point ? | |
| 1578 bsf waypoint_reached_last ; NO - reached last waypoint | |
| 1579 goto restart_deco_engine_wo_norm ; invalidate all alternative plan data and restart deco engine | |
| 1580 | |
| 1581 | |
| 1582 ;----------------------------------------------------------------------------- | |
| 1583 ; Cave Mode Helper Function - set up Index Position | |
| 1584 ; | |
| 1585 setup_backtrack_index: | |
| 1586 lfsr FSR1,char_I_backtrack_storage ; load FSR1 with base address of the backtracking storage | |
| 1587 movff char_I_backtrack_index,FSR1L ; adjust FSR1 to the current index position | |
| 1588 return | |
| 1589 | |
| 1590 | |
| 1591 ;----------------------------------------------------------------------------- | |
| 1592 ; Cave Mode Helper Function - reset Time since last Depth Recording and store it | |
| 1593 ; | |
| 1594 write_backtrack_datum_zerotime: | |
| 1595 clrf backtrack_deltatime ; reset the time elapsed since last depth recording | |
| 1596 ;bra write_backtrack_datum_deltatime ; store the time | |
| 1597 | |
| 1598 | |
| 1599 ;----------------------------------------------------------------------------- | |
| 1600 ; Cave Mode Helper Function - store Time elapsed since last Depth Recording | |
| 1601 ; | |
| 1602 write_backtrack_datum_deltatime: | |
| 1603 movf backtrack_deltatime,W ; get the time elapsed since last depth recording | |
| 1604 bsf WREG,7 ; add the time marker (bit 7 set) to the time stored in WREG | |
| 1605 movwf INDF1 ; write the time and keep the writing position index pointing on it | |
| 1606 return ; done | |
| 1607 | |
| 1608 | |
| 1609 ;----------------------------------------------------------------------------- | |
| 1610 ; Cave Mode Helper Function - store Depth | |
| 1611 ; | |
| 1612 write_backtrack_datum_depth: | |
| 1613 movf depth_meter,W ; get current depth in meters into WREG | |
| 1614 btfsc WREG,7 ; current depth < 128 m ? | |
| 1615 movlw .127 ; NO - clip depth to 127 meters (protect time marker bit) | |
| 1616 movwf POSTINC1 ; write the depth entry and increment the writing position index | |
| 1617 return ; done | |
| 1618 | |
| 1619 | |
| 1620 ;----------------------------------------------------------------------------- | |
| 1621 ; Cave Mode Helper Function - store Gas Availability Vector | |
| 1622 ; | |
| 1623 write_backtrack_datum_gas: | |
| 1624 ; Cave mode is currently only available with gas needs calculation enabled, | |
| 1625 ; so deco mode is either OC anyhow or CCR/pSCR in bailout mode. Hence it is | |
| 1626 ; always the OC (bailout) gases whose staging status needs to be stored. | |
| 1627 lfsr FSR2,opt_gas_type ; load base address of the OC/bailout gas types | |
| 1628 movlw NUM_GAS ; load number of gases | |
| 1629 movwf lo ; initialize loop counter | |
| 1630 movlw b'00000001' ; load gas bit pattern for the first gas | |
| 1631 movwf hi ; store gas bit pattern in hi | |
| 1632 movlw b'11000000' ; initialize WREG with the gas staging status tag | |
| 1633 write_backtrack_datum_gas_loop: | |
| 1634 movff POSTINC2,up ; get gas type and increment index | |
| 1635 btfsc up,gas_staged ; gas staged? | |
| 1636 iorwf hi,W ; YES - set respective gas bit | |
| 1637 rlncf hi,F ; rotate gas bit pattern to match the next gas | |
| 1638 decfsz lo,F ; decrement loop counter, did it became zero? | |
| 1639 bra write_backtrack_datum_gas_loop ; NO - loop | |
| 1640 movwf POSTINC1 ; YES - write the gas staging status entry and increment the writing position index | |
| 1641 return ; - done | |
| 1642 | |
| 1643 | |
| 1644 ;----------------------------------------------------------------------------- | |
| 1645 ; Cave Mode Helper Function - store a Waypoint Number | |
| 1646 ; | |
| 1647 write_backtrack_datum_waypoint: | |
| 1648 incf backtrack_waypoint_num,F ; increment the waypoint number | |
| 1649 movf backtrack_waypoint_num,W ; copy waypoint number to WREG | |
| 1650 iorlw b'11100000' ; add the waypoint marker (bit 7-5 set) to the number stored in WREG | |
| 1651 movwf POSTINC1 ; write the waypoint datum and increment the writing position index | |
| 1652 movlw .2 ; load a 2 into WREG | |
| 1653 cpfslt backtrack_waypoint_num ; new waypoint number >= 2 ? | |
| 1654 bcf waypoint_reached_first ; YES - not at first waypoint any more | |
| 1655 return ; done | |
| 1656 | |
| 1657 | |
| 1658 ;----------------------------------------------------------------------------- | |
| 1659 ; Cave Mode Helper Function - store new writing position and check remaining storage capacity | |
| 1660 ; | |
| 1661 write_backtrack_datum_check: | |
| 1662 movff FSR1L,char_I_backtrack_index ; store new index position | |
| 1663 movlw backtrack_almost_full_threshold ; load threshold for backtracking storage almost full | |
| 1664 bcf backtrack_almost_full ; clear almost full state | |
| 1665 cpfslt FSR1L ; index < threshold ? | |
| 1666 bsf backtrack_almost_full ; NO - flag backtracking storage is almost full | |
| 1667 movlw backtrack_entire_full_threshold ; load threshold for backtracking storage entirely full | |
| 1668 bcf backtrack_entire_full ; clear entirely full state | |
| 1669 cpfslt FSR1L ; index < threshold ? | |
| 1670 bsf backtrack_entire_full ; NO - flag backtracking storage is entirely full | |
| 1671 return ; done | |
| 1672 | |
| 1673 ENDIF ; _cave_mode | |
| 1674 | |
| 1675 | |
| 1676 ;----------------------------------------------------------------------------- | |
| 1677 ; Calculate vertical Velocity | |
| 1678 ; | |
| 623 | 1679 calc_velocity: ; called every two seconds |
| 1680 btfsc velocity_active_num ; was velocity shown in last cycle? | |
| 1681 bra calc_velocity_1 ; YES - always update if shown before | |
| 1682 btfss count_divetime ; NO - is the dive time counted, i.e. deeper than dive threshold? | |
| 1683 return ; NO - display velocity only if deeper than 1m, | |
| 1684 ; i.e. not at the surface after the dive | |
| 1685 calc_velocity_1: | |
| 1686 ; calculate pressure difference | |
| 1687 MOVII pressure_abs_cached, sub_a; current pressure | |
| 1688 MOVII last_pressure_velocity,sub_b; last pressure | |
| 1689 call subU16 ; do an unsigned subtraction | |
| 1690 | |
| 1691 ; decide if ascending or descending | |
| 1692 bcf neg_flag_velocity ; set to ascending by default | |
| 1693 btfsc neg_flag ; pressure differential negative? | |
| 1694 bsf neg_flag_velocity ; YES - descending | |
| 1695 | |
| 1696 ; store current pressure as last pressure for next round | |
| 1697 MOVII pressure_abs_cached,last_pressure_velocity | |
| 1698 | |
| 1699 ; calculate velocity in m/min | |
| 1700 MOVII sub_c,xA ; copy pressure differential to xA | |
| 1701 MOVLI .39,xB ; put scale coefficient into xB (use 77 when called every second) | |
| 628 | 1702 call mult16x16 ; compute differential pressure in mbar * scale coefficient |
| 623 | 1703 MOVII xC,divA ; copy result to divA |
| 631 | 1704 ADDLI .64,divA ; add some round-up |
| 623 | 1705 movlw .7 ; divide by 2^7 |
| 1706 call div16 ; divA = divA / 2^WREG, yields velocity in m/min | |
| 1707 | |
| 1708 movlw .99 ; load a 99 | |
| 1709 cpfslt divA+0 ; velocity < 99 m/min ? | |
| 1710 movwf divA+0 ; NO - limit to 99 m/min | |
| 1711 | |
| 1712 bcf STATUS,C ; clear carry flag | |
| 1713 movlw velocity_display_threshold ; get threshold for displaying vertical velocity | |
| 1714 subwf divA+0,W ; subtract threshold from velocity | |
| 1715 btfss STATUS,C ; above threshold? | |
| 1716 bsf FLAG_TFT_velocity_clear ; NO - don't show / request to clear | |
| 1717 btfsc STATUS,C ; above threshold? | |
| 1718 bsf FLAG_TFT_velocity_show ; YES - request to show | |
| 1719 return ; done | |
| 0 | 1720 |
| 1721 | |
| 634 | 1722 ;----------------------------------------------------------------------------- |
| 1723 ; Check and Memorize if Dive went into Deco & Deco Region | |
| 1724 ; | |
| 628 | 1725 check_deco_states: |
| 1726 btfsc deco_region ; been within the deco stops region before? | |
| 1727 return ; YES - been in deco then before too, done | |
| 1728 movff char_O_deco_info,WREG ; NO - get deco info vector | |
| 631 | 1729 btfss WREG,deco_stops_norm ; do we have a deco obligation right now? |
| 628 | 1730 return ; NO - done |
| 654 | 1731 ; bsf deco_locked ; YES - memorize dive was in deco |
| 628 | 1732 movff char_O_deco_depth+0,WREG ; - get depth of first stop in meters into WREG |
| 1733 addlw deco_region_distance+.1 ; - add deco region start distance + 1 meter for the negative test to work | |
| 631 | 1734 subwf depth_meter,W ; - compute current depth - (first stop depth + deco region distance) |
| 628 | 1735 btfss STATUS,C ; - result negative? |
| 1736 bsf deco_region ; YES - memorize to have entered the deco stops region | |
| 1737 return ; - done | |
| 1738 | |
| 634 | 1739 |
| 1740 ;----------------------------------------------------------------------------- | |
| 1741 ; Exercise Safety Stop Control | |
| 1742 ; | |
| 623 | 1743 safety_stop_control: |
| 631 | 1744 TSTOSS opt_safetystop ; safety stop enabled? (=1: show safety stop) |
| 623 | 1745 return ; NO - done |
| 1746 | |
| 1747 btfsc FLAG_gauge_mode ; in gauge mode? | |
| 1748 return ; YES - omit (well, else fix collision of safety stop output with avg depth label) | |
| 1749 | |
| 1750 ; setup | |
| 1751 bcf safety_stop_enabled ; disable safety stop by default | |
| 1752 | |
| 1753 ; check for deco | |
| 1754 btfsc decostop_active ; in deco mode? | |
| 1755 bra safety_stop_finish ; YES - shut down safety stop | |
| 1756 | |
| 1757 ; below "opt_safety_stop_reset"? | |
| 631 | 1758 MOVII pressure_rel_cur_cached,mpr ; get current pressure into MPR |
| 1759 call convert_pres_to_depth ; convert pressure in [mbar] to depth in [cm] | |
| 1760 MOVII mpr,sub_a ; move depth in [cm] to sub_a | |
| 1761 movff opt_safety_stop_reset,WREG ; load safety stop reset threshold [dm] | |
| 1762 mullw .10 ; convert threshold from [dm] to [cm] | |
| 1763 MOVII PROD,sub_b ; move threshold in [cm] to sub_b | |
| 623 | 1764 call cmpU16 ; sub_a - sub_b |
| 634 | 1765 btfsc neg_flag ; below threshold depth? |
| 1766 bra safety_stop_control_chk ; NO - check if above end threshold | |
| 1767 ;bra safety_stop_reset ; YES - reset safety stop | |
| 1768 | |
| 1769 safety_stop_reset: | |
| 1770 movff opt_safety_stop_length,safety_stop_countdown ; rearm safety stop (load timer) | |
| 1771 incf safety_stop_countdown,F ; +1 because safety_stop_show decrements first | |
| 1772 bsf FLAG_TFT_safety_stop_clear ; request to clear safety stop | |
| 1773 return ; done | |
| 1774 | |
| 1775 safety_stop_control_chk: | |
| 623 | 1776 ; above "opt_safety_stop_end"? |
| 631 | 1777 movff opt_safety_stop_end,WREG ; load safety stop end threshold [dm] |
| 1778 mullw .10 ; convert threshold from [dm] to [cm] | |
| 1779 MOVII PROD,sub_b ; move threshold in [cm] to sub_b | |
| 623 | 1780 call cmpU16 ; sub_a - sub_b |
| 1781 btfsc neg_flag ; above or at threshold depth? | |
| 634 | 1782 bra safety_stop_finish ; YES - finish with safety stop and return |
| 1783 | |
| 623 | 1784 ; above "opt_safety_stop_start"? |
| 631 | 1785 movff opt_safety_stop_start,WREG ; load safety stop start threshold [dm] |
| 1786 mullw .10 ; convert threshold from [dm] to [cm] | |
| 1787 MOVII PROD,sub_b ; move threshold in [cm] to sub_b | |
| 623 | 1788 call cmpU16 ; sub_a - sub_b |
| 1789 btfss neg_flag ; above or at threshold depth? | |
| 1790 return ; NO - pause safety stop | |
| 1791 tstfsz safety_stop_countdown ; YES - safety stop armed? | |
| 1792 bsf safety_stop_enabled ; YES - enable safety stop | |
| 634 | 1793 return ; - done |
| 1794 | |
| 1795 | |
| 1796 ;----------------------------------------------------------------------------- | |
| 1797 ; Show Safety Stop | |
| 1798 ; | |
| 623 | 1799 safety_stop_show: |
| 1800 btfss safety_stop_enabled ; safety stop enabled? | |
| 1801 return ; NO - done | |
| 1802 dcfsnz safety_stop_countdown,F ; YES - decrement remaining stop time, reached zero? | |
| 634 | 1803 bra safety_stop_finish ; YES - finished with safety stop and return |
| 623 | 1804 bsf FLAG_TFT_safety_stop_show ; NO - request to show safety stop |
| 1805 return ; - done | |
| 1806 | |
| 634 | 1807 |
| 1808 ;----------------------------------------------------------------------------- | |
| 1809 ; Finish Safety Stop | |
| 1810 ; | |
| 623 | 1811 safety_stop_finish: |
| 634 | 1812 clrf safety_stop_countdown ; disarm safety stop |
| 1813 bcf safety_stop_enabled ; disable safety stop | |
| 1814 bsf FLAG_TFT_safety_stop_clear ; request to clear safety stop | |
| 1815 return ; done | |
| 1816 | |
| 1817 | |
| 1818 ;----------------------------------------------------------------------------- | |
| 1819 ; Check for Timeouts (called by tasks every 1/1 second) | |
| 1820 ; | |
| 1821 timeout_divemode: | |
| 1822 btfss dive_main_menu ; main dive menu shown? | |
| 1823 bra timeout_divemode_1 ; NO - skip | |
| 1824 btfsc trigger_timeout ; YES - timeout occurred? | |
| 1825 rcall divemenu_cleanup ; YES - clean up main menu and restore dive data | |
| 1826 | |
| 1827 timeout_divemode_1: | |
| 1828 btfss dive_pre_menu ; pre-menu shown? | |
| 1829 bra timeout_divemode_2 ; NO - skip | |
| 1830 btfsc trigger_timeout ; YES - timeout occurred? | |
| 1831 call menuview_toggle_reset ; YES - terminate the pre-menu | |
| 1832 | |
| 1833 timeout_divemode_2: | |
| 640 | 1834 INCI dive_timeout_timer ; increment timeout timer |
| 1835 | |
| 634 | 1836 btfss divetime_longer_1min ; does the dive already last for longer than one minute? |
| 640 | 1837 bra timeout_divemode_sub_1min ; NO - use a short timeout to achieve some extra hysteris when starting the dive |
| 634 | 1838 |
| 1839 btfsc FLAG_apnoe_mode ; in apnoe mode? | |
| 1840 bra timeout_divemode_apnoe ; YES - use apnoe timeout | |
| 1841 | |
| 1842 IFNDEF _DEBUG | |
| 1843 btfsc sensor_override_active ; in simulator mode? | |
| 1844 bra timeout_divemode_sim ; YES - use simulator timeout | |
| 1845 ENDIF | |
| 1846 | |
| 1847 movff opt_diveTimeout,WREG ; get dive timeout in minutes into WREG | |
| 1848 bra timeout_divemode_com_min ; continue with common part for minutes | |
| 1849 | |
| 1850 timeout_divemode_apnoe: | |
| 1851 movlw apnoe_timeout ; get apnoe timeout in minutes into WREG | |
| 1852 bra timeout_divemode_com_min ; continue with common part for minutes | |
| 1853 | |
| 1854 timeout_divemode_sim: | |
| 1855 MOVLI simulator_timeout,sub_a ; get simulator timeout in seconds directly into sub_a | |
| 1856 bra timeout_divemode_com_sec ; continue with common part for seconds | |
| 1857 | |
| 640 | 1858 timeout_divemode_sub_1min: |
| 1859 MOVLI divetime_less_1min_timeout,sub_a ; use a short timeout as an extra hysteresis during the descent | |
| 1860 bra timeout_divemode_com_sec ; continue with common part for seconds | |
| 1861 | |
| 634 | 1862 timeout_divemode_com_min: |
| 1863 mullw .60 ; multiply with 60 to convert minutes in WREG to seconds | |
| 1864 MOVII PRODL,sub_a ; copy resulting seconds to sub_a | |
| 1865 | |
| 1866 timeout_divemode_com_sec: | |
| 1867 MOVII dive_timeout_timer,sub_b ; copy current timeout timer value to sub_b | |
| 1868 call cmpU16 ; check sub_a - sub_b | |
| 1869 btfsc neg_flag ; result negative, i.e. timeout? | |
| 1870 bcf divemode ; YES - terminate dive mode | |
| 1871 return ; done | |
| 1872 | |
| 1873 | |
| 1874 ;----------------------------------------------------------------------------- | |
| 1875 ; Clean up Dive Menu Area and restore Dive Data | |
| 1876 ; | |
| 1877 divemenu_cleanup: | |
| 631 | 1878 bcf dive_main_menu ; clear flag for dive mode menu shown |
| 1879 call TFT_clear_divemode_menu ; clear menu area | |
| 1880 | |
| 1881 btfss custom_view_locked ; was the custom view locked by the menu system? | |
| 634 | 1882 bra divemenu_cleanup_1 ; NO - continue with redrawing the lower display |
| 1883 bcf custom_view_locked ; YES - release locked | |
| 631 | 1884 movf backup_customview,W ; - get previous custom view into WREG |
| 1885 cpfseq active_customview ; - compare with current custom view, equal? | |
| 1886 call dive_customview_recall ; NO - redraw previous custom view | |
| 1887 | |
| 634 | 1888 divemenu_cleanup_1: |
| 1889 bsf FLAG_TFT_active_gas_divemode; request redraw of gas/setpoint/diluent | |
| 1890 bsf FLAG_TFT_temperature ; request redraw of temperature (or resettable dive) | |
| 631 | 1891 bcf better_gas_blinking ; stop better gas cue |
| 1892 bcf better_dil_blinking ; stop better dil cue | |
| 634 | 1893 ;bra request_redraw_NDL_deco_data; request redraw of NDL/deco data and return |
| 1894 | |
| 1895 | |
| 1896 ;----------------------------------------------------------------------------- | |
| 1897 ; Request redraw of NDL/Deco Data | |
| 1898 ; | |
| 623 | 1899 request_redraw_NDL_deco_data: |
| 1900 btfsc FLAG_gauge_mode ; in gauge mode? | |
| 1901 return ; YES - done | |
| 1902 btfss decostop_active ; NO - in deco mode? | |
| 1903 bra timeout_divemode_menu_ndl ; NO - show NDL again | |
| 1904 ;bra timeout_divemode_menu_deco ; YES - show deco again | |
| 1905 | |
| 1906 timeout_divemode_menu_deco: | |
| 1907 bsf FLAG_TFT_display_deco_mask ; show deco mask | |
| 1908 bsf FLAG_TFT_display_deco ; show deco stop | |
| 1909 bsf FLAG_TFT_display_tts ; show TTS time | |
| 1910 return ; done | |
| 582 | 1911 |
| 1912 timeout_divemode_menu_ndl: | |
| 623 | 1913 bsf FLAG_TFT_display_ndl_mask ; show NDL mask |
| 1914 bsf FLAG_TFT_display_ndl ; show NDL time | |
| 1915 return ; done | |
| 0 | 1916 |
| 634 | 1917 |
| 1918 ;----------------------------------------------------------------------------- | |
| 1919 ; Check if Dive Mode needs to be started (called from Surface Mode) | |
| 1920 ; | |
| 1921 global check_dive_modes_surf | |
| 1922 check_dive_modes_surf: | |
| 1923 SMOVII pressure_rel_cur,sub_a ; ISR-safe 2 byte copy of current relative pressure to sub_a | |
| 650 | 1924 bcf divetime_longer_1min ; not diving when in surface mode |
| 1925 btfsc cc_active ; charging constant current? | |
| 1926 bra check_dive_modes_shallow ; YES - abort (And reset debounce counter) | |
| 1927 btfsc cv_active ; NO - charging constant voltage? | |
| 1928 bra check_dive_modes_shallow ; YES - abort (And reset debounce counter) | |
| 1929 bra check_dive_modes ; continue with common part | |
| 634 | 1930 |
| 1931 | |
| 1932 ;----------------------------------------------------------------------------- | |
| 1933 ; Check if Dive Mode needs to be finished (called from Dive Loop) | |
| 1934 ; | |
| 1935 check_dive_modes_dive: | |
| 1936 MOVII pressure_rel_cur_cached,sub_a ; copy cached relative pressure to sub_a | |
| 1937 ;bra check_dive_modes ; continue with common part | |
| 1938 | |
| 1939 | |
| 1940 ;----------------------------------------------------------------------------- | |
| 1941 ; Check for Dive Mode Start/Finish - common Part | |
| 1942 ; | |
| 1943 check_dive_modes: | |
| 1944 btfss high_altitude_mode ; in high altitude mode? | |
| 1945 bra check_dive_modes_norm ; NO - use normal start-dive threshold | |
| 1946 btfsc divetime_longer_1min ; YES - diving since > one minute? | |
| 1947 bra check_dive_modes_norm ; YES - this is a real dive -> use normal start-dive threshold | |
| 1948 ;bra check_dive_modes_high ; NO - use hight-altitude start-dive threshold | |
| 1949 | |
| 1950 check_dive_modes_high: | |
| 1951 ; high altitude start/end dive thresholds | |
| 1952 btfss count_divetime ; dive time counting, i.e. already in the dive? | |
| 1953 bra check_dive_modes_high_start ; NO - select start threshold | |
| 1954 ;bra check_dive_modes_high_end ; YES - select end threshold | |
| 1955 | |
| 1956 check_dive_modes_high_end: | |
| 1957 MOVLI dive_threshold_high_alt_end,sub_b ; load high altitude end threshold | |
| 1958 bra check_dive_modes_comm ; continue with common part | |
| 1959 | |
| 1960 check_dive_modes_high_start: | |
| 1961 MOVLI dive_threshold_high_alt_start,sub_b ; load high altitude start threshold | |
| 1962 bra check_dive_modes_comm ; continue with common part | |
| 1963 | |
| 1964 check_dive_modes_norm: | |
| 1965 ; normal altitude start/end dive thresholds | |
| 1966 btfss count_divetime ; dive time counting, i.e. already in the dive? | |
| 1967 bra check_dive_modes_norm_start ; NO - select start threshold | |
| 1968 ;bra check_dive_modes_norm_end ; YES - select end threshold | |
| 1969 | |
| 1970 check_dive_modes_norm_end: | |
| 1971 MOVLI dive_threshold_norm_alt_end,sub_b ; load normal altitude end threshold | |
| 1972 bra check_dive_modes_comm ; continue with common part | |
| 1973 | |
| 650 | 1974 check_dive_modes_norm_start: |
| 634 | 1975 MOVLI dive_threshold_norm_alt_start,sub_b ; load normal altitude start threshold |
| 1976 ;bra check_dive_modes_comm ; continue with common part | |
| 1977 | |
| 1978 check_dive_modes_comm: | |
| 1979 call cmpU16 ; sub_a - sub_b = pressure_rel_cur - start-dive threshold | |
| 1980 btfsc neg_flag ; pressure_rel_cur > dive_threshold, i.e. deeper than threshold? | |
| 1981 bra check_dive_modes_shallow ; NO - shallower than threshold | |
| 1982 btfsc divetime_longer_1min ; YES - diving > one minute? | |
| 1983 CLRI dive_timeout_timer ; YES - reset timeout counter | |
| 645 | 1984 decfsz dive_threshold_debounce,F ; debounce counter |
| 1985 return | |
| 1986 incf dive_threshold_debounce,F | |
| 634 | 1987 bsf divemode ; - set dive mode flag |
| 1988 bsf count_divetime ; - count dive time | |
| 1989 return ; - done | |
| 1990 | |
| 1991 check_dive_modes_shallow: | |
| 645 | 1992 movlw .5 ; load debounce counter |
| 1993 movwf dive_threshold_debounce | |
| 634 | 1994 bcf count_divetime ; stop counting dive time |
| 640 | 1995 ; btfss divetime_longer_1min ; diving > one minute? |
| 1996 ; bcf divemode ; NO - quit dive mode as this was no real dive | |
| 1997 return ; done mH | |
| 631 | 1998 |
| 634 | 1999 |
| 2000 ;----------------------------------------------------------------------------- | |
| 2001 ; Initialize the resettable Depth and Timer | |
| 2002 ; | |
| 2003 resettable_average_depth_init: | |
| 2004 CLRI pressure_rel_avg_trip ; prime the resettable average depth with 0 | |
| 2005 bra resettable_average_depth_common ; clear pressure accumulator and timer | |
| 2006 | |
| 2007 | |
| 2008 ;----------------------------------------------------------------------------- | |
| 2009 ; Reset the resettable Depth and Timer | |
| 2010 ; | |
| 2011 resettable_average_depth_reset: | |
| 2012 bcf request_reset_avg ; clear request | |
| 2013 MOVII pressure_rel_cur_cached,pressure_rel_avg_trip ; prime the resettable average depth | |
| 2014 ; with the current relative pressure (depth) | |
| 2015 ;bra resettable_average_depth_common ; clear pressure accumulator and timer | |
| 2016 | |
| 2017 | |
| 2018 ;----------------------------------------------------------------------------- | |
| 2019 ; Helper Function - common Part for resettable Depth and Timer init/reset | |
| 2020 ; | |
| 2021 resettable_average_depth_common: | |
| 2022 clrf pressure_rel_accu_trip+0 ; clear the resettable depth accumulator | |
| 2023 clrf pressure_rel_accu_trip+1 ; .... | |
| 2024 clrf pressure_rel_accu_trip+2 ; .... | |
| 2025 clrf pressure_rel_accu_trip+3 ; .... | |
| 2026 CLRI divesecs_avg_trip ; clear the resettable time accumulator | |
| 2027 return ; done | |
| 2028 | |
| 2029 | |
| 2030 ;----------------------------------------------------------------------------- | |
| 2031 ; Calculate Average Depth | |
| 2032 ; | |
| 0 | 2033 calc_average_depth: |
| 623 | 2034 ; 1. compute pressure_rel_cur_cached x 2, because this routine is called every 2nd second only |
| 634 | 2035 MOVII pressure_rel_cur_cached,xB ; copy current rel pressure to xB |
| 2036 bcf STATUS,C ; multiply rel pressure x 2 (via shift left) | |
| 2037 rlcf xB+0,F ; ... | |
| 2038 rlcf xB+1,F ; ... | |
| 623 | 2039 |
| 2040 ; 2a add (pressure_rel_cur_cached x 2) to the resettable depth accumulator | |
| 2041 ; will work up to 9999 mbar * 60 * 60 * 24 = 863913600 mbar (24h @ 90 m depth) | |
| 634 | 2042 movf xB+0,W ; pressure_rel_accu_trip += xB |
| 2043 addwf pressure_rel_accu_trip+0,F ; ... | |
| 2044 movf xB+1,W ; ... | |
| 2045 addwfc pressure_rel_accu_trip+1,F ; ... | |
| 2046 movlw .0 ; ... | |
| 2047 addwfc pressure_rel_accu_trip+2,F ; ... | |
| 2048 addwfc pressure_rel_accu_trip+3,F ; ... | |
| 623 | 2049 |
| 2050 ; 2b add (pressure_rel_cur_cached x 2) to the total depth accumulator | |
| 2051 ; will work up to 9999 mbar * 60 * 60 * 24 = 863913600 mbar (24h @ 90 m depth) | |
| 634 | 2052 movf xB+0,W ; pressure_rel_accu_total += xB |
| 2053 addwf pressure_rel_accu_total+0,F ; ... | |
| 2054 movf xB+1,W ; ... | |
| 2055 addwfc pressure_rel_accu_total+1,F ; ... | |
| 2056 movlw .0 ; ... | |
| 2057 addwfc pressure_rel_accu_total+2,F ; ... | |
| 2058 addwfc pressure_rel_accu_total+3,F ; ... | |
| 623 | 2059 |
| 2060 ; 3a compute the resettable average depth | |
| 634 | 2061 movff pressure_rel_accu_trip+0,xC+0 ; get the accumulated depth |
| 2062 movff pressure_rel_accu_trip+1,xC+1 ; ... | |
| 2063 movff pressure_rel_accu_trip+2,xC+2 ; ... | |
| 2064 movff pressure_rel_accu_trip+3,xC+3 ; ... | |
| 2065 MOVII divesecs_avg_trip,xB ; get the accumulated time | |
| 623 | 2066 |
| 2067 ; divide accumulated depth by accumulated time | |
| 604 | 2068 call div32x16 ; xC:4 / xB:2 = xC+3:xC+2 with xC+1:xC+0 as remainder |
| 623 | 2069 |
| 2070 ; store result | |
| 2071 MOVII xC,pressure_rel_avg_trip ; resettable average depth | |
| 2072 btfss count_divetime ; is dive time counted? | |
| 604 | 2073 return ; NO (e.g. too shallow) |
| 2074 | |
| 623 | 2075 ; 3b compute the dive total average depth |
| 634 | 2076 movff pressure_rel_accu_total+0,xC+0 ; get accumulated depth |
| 2077 movff pressure_rel_accu_total+1,xC+1 ; ... | |
| 2078 movff pressure_rel_accu_total+2,xC+2 ; ... | |
| 2079 movff pressure_rel_accu_total+3,xC+3 ; ... | |
| 2080 MOVII divesecs_avg_total,xB ; get accumulated time | |
| 623 | 2081 |
| 2082 ; divide accumulated depth by accumulated time | |
| 2083 call div32x16 ; xC:4 = xC:4 / xB:2 with xA as remainder | |
| 2084 | |
| 2085 ; store result | |
| 2086 MOVII xC,pressure_rel_avg_total ; total dive average depth | |
| 2087 | |
| 2088 btfsc request_reset_avg ; shall reset the resettable average depth? | |
| 634 | 2089 rcall resettable_average_depth_reset ; YES - reset the resettable average depth |
| 623 | 2090 |
| 2091 TSTOSC opt_2ndDepthDisp ; drawing average depth instead of max depth? | |
| 2092 bsf FLAG_TFT_depth_maximum ; YES - flag to update display | |
| 2093 | |
| 2094 btfsc FLAG_gauge_mode ; in gauge mode? | |
| 2095 bsf FLAG_TFT_depth_maximum ; YES - flag to update display (needed for alternative layout) | |
| 2096 | |
| 2097 return ; done | |
| 2098 | |
| 2099 | |
| 634 | 2100 ;----------------------------------------------------------------------------- |
| 2101 ; Check Switches, execute Pre-Menu Items (called every second) | |
| 2102 ; | |
| 2103 test_switches_divemode: | |
| 623 | 2104 btfsc dive_main_menu ; dive mode menu shown? |
| 604 | 2105 bra test_switches_divemode_menu ; YES - use menu processor |
| 2106 btfsc switch_left ; NO - left button pressed? | |
| 634 | 2107 goto menuview_toggle ; YES - step through pre-menu |
| 604 | 2108 btfss switch_right ; NO - right button pressed? |
| 2109 return ; NO - done | |
| 623 | 2110 bcf switch_right ; YES - clear button event |
| 2111 tstfsz active_premenu ; - any pre-menu task selected? | |
| 634 | 2112 bra test_switches_divemode1 ; YES - execute a pre-menu item |
| 623 | 2113 bsf request_next_custview ; NO - request next custom view |
| 604 | 2114 return ; - done |
| 0 | 2115 |
| 2116 test_switches_divemode_menu: | |
| 623 | 2117 btfsc switch_left ; left button pressed? |
| 2118 bra test_switches_divemode_menu2 ; YES - move cursor | |
| 2119 btfsc switch_right ; NO - right button pressed? | |
| 634 | 2120 bra test_switches_divemode_menu3 ; YES - do a menu operation |
| 623 | 2121 btfss update_menu ; NO - shall update the menu? |
| 2122 return ; NO - done | |
| 2123 bcf update_menu ; YES - clear request | |
| 2124 goto menu_draw_lines_divemode ; - redraw the menu (to update color coding) and return | |
| 0 | 2125 |
| 2126 test_switches_divemode_menu1: | |
| 634 | 2127 clrf menu_pos_cur ; reset menu item number to zero |
| 0 | 2128 test_switches_divemode_menu2: |
| 634 | 2129 bcf switch_left ; clear left button event |
| 2130 incf menu_pos_cur,F ; increment menu item number | |
| 2131 incf menu_pos_max,W ; get number of items + 1 into WREG | |
| 2132 cpfslt menu_pos_cur ; incremented item number > number of items ? | |
| 2133 bra test_switches_divemode_menu1 ; YES - restart from first item | |
| 2134 call menu_draw_cursor_dive ; draw cursor at new position | |
| 623 | 2135 movlw divemode_timeout_mainmenu ; get timeout for main menu |
| 634 | 2136 call restart_timeout_time ; restart the timeout |
| 2137 return ; done | |
| 2138 | |
| 2139 test_switches_divemode_menu3: | |
| 2140 bcf switch_right ; clear right button event | |
| 2141 goto do_line_menu ; Warning! trashes STKPTR and returns to | |
| 2142 ; divemode_option_divemenu_return | |
| 0 | 2143 |
| 2144 test_switches_divemode1: | |
| 634 | 2145 movlw divemode_timeout_premenu ; get timeout for pre-menu |
| 2146 call restart_timeout_time ; restart the timeout | |
| 2147 movf active_premenu,W ; get active pre-menu item | |
| 0 | 2148 dcfsnz WREG,F |
| 634 | 2149 bra divemode_option_gaschange ; 1: switch to the the "better gas" / "better diluent" |
| 137 | 2150 dcfsnz WREG,F |
| 634 | 2151 bra divemode_option_ackn ; 2: acknowledge current advice, attention, or warning |
| 2152 dcfsnz WREG,F | |
| 2153 bra divemode_option_divemenu ; 3: enter dive mode menu | |
| 0 | 2154 dcfsnz WREG,F |
| 631 | 2155 IFDEF _cave_mode |
| 634 | 2156 bra divemode_option_cavemenu ; 4: enter cave mode menu |
| 631 | 2157 ELSE |
| 634 | 2158 return ; 4: (no cave mode compiled in) |
| 2159 ENDIF | |
| 2160 dcfsnz WREG,F | |
| 2161 bra divemode_option_sim_quit ; 5: quit simulator mode | |
| 2162 dcfsnz WREG,F | |
| 2163 bra divemode_option_sim_down ; 6: simulator mode - descent | |
| 2164 dcfsnz WREG,F | |
| 2165 bra divemode_option_sim_up ; 7: simulator mode - ascend | |
| 2166 dcfsnz WREG,F | |
| 2167 bra divemode_option_sim_time ; 8: simulator mode - +5 min | |
| 2168 dcfsnz WREG,F | |
| 2169 bra divemode_option_apnoe_quit ; 9: quit apnoe dive | |
| 2170 dcfsnz WREG,F | |
| 2171 bra divemode_option_gauge_reset ; 10: reset stopwatch and avg depth (gauge mode) | |
| 2172 dcfsnz WREG,F | |
| 2173 IFDEF _compass | |
| 2174 bra divemode_option_course ; 11: set bearing | |
| 2175 ELSE | |
| 2176 return ; 11: (no compass compiled in) | |
| 631 | 2177 ENDIF |
| 0 | 2178 dcfsnz WREG,F |
| 634 | 2179 bra divemode_option_layout ; 12: switch layout |
| 2180 return ; catch illegal item number | |
| 2181 | |
| 2182 | |
| 2183 ; item 1: switch to the the "better gas" / "better diluent" | |
| 2184 ; | |
| 2185 divemode_option_gaschange: | |
| 2186 IFDEF _ccr_pscr | |
| 2187 btfsc FLAG_oc_mode ; in OC mode? | |
| 2188 bra divemode_option_gaschange_oc ; YES | |
| 2189 btfsc bailout_mode ; in bailout? | |
| 2190 bra divemode_option_gaschange_oc ; YES | |
| 2191 | |
| 2192 ; in CCR/pSCR mode and not in bailout | |
| 2193 movff best_dil_number,menu_pos_cur ; select best diluent | |
| 2194 bcf better_dil_available ; clear flag immediately | |
| 2195 bra divemode_option_gaschange3 ; continue with common part | |
| 2196 ENDIF | |
| 2197 divemode_option_gaschange_oc: | |
| 2198 movff best_gas_number,menu_pos_cur ; select best gas | |
| 2199 bcf better_gas_available ; clear better gas cue | |
| 2200 | |
| 2201 divemode_option_gaschange3 | |
| 2202 bsf request_gas_change ; request a gas/diluent change | |
| 2203 goto menuview_toggle_reset ; terminate the pre-menu (and return) | |
| 2204 | |
| 2205 | |
| 2206 ; item 2: acknowledge current advice, attention, or warning | |
| 2207 ; | |
| 2208 divemode_option_ackn: | |
| 2209 btfss sign_warning ; any warning active? | |
| 2210 bra divemode_option_ackn_attn ; NO - check for active attentions | |
| 2211 movff DM_flags_war1_det,DM_flags_war1_ack ; YES - memorize active warnings as acknowledged | |
| 2212 movff DM_flags_war2_det,DM_flags_war2_ack ; - ... | |
| 2213 bra divemode_option_ackn_common ; - update screen | |
| 2214 | |
| 2215 divemode_option_ackn_attn: | |
| 2216 btfss sign_attention ; any attention active? | |
| 2217 bra divemode_option_ackn_advc ; NO - must be active advice then | |
| 2218 movff DM_flags_att1_det,DM_flags_att1_ack ; YES - memorize active attentions as acknowledged | |
| 2219 movff DM_flags_att2_det,DM_flags_att2_ack ; - ... | |
| 2220 movff DM_flags_att3_det,DM_flags_att3_ack ; - ... | |
| 2221 bra divemode_option_ackn_common ; - update screen | |
| 2222 | |
| 2223 divemode_option_ackn_advc: | |
| 2224 movff DM_flags_advc_det,DM_flags_advc_ack ; memorize active advices as acknowledged | |
| 2225 ;bra divemode_option_ackn_common ; update screen | |
| 2226 | |
| 2227 divemode_option_ackn_common: | |
| 2228 call menuview_toggle_reset ; terminate pre-menu | |
| 2229 call divemode_check_sign ; compute if the advice / attention / warning sign shall be shown | |
| 2230 btfsc FLAG_TFT_sign_show ; shall show the advice / attention / warning sign? | |
| 2231 goto TFT_divemode_sign_show ; YES - show sign and return | |
| 2232 goto TFT_divemode_sign_clear ; NO - clear sign and return | |
| 2233 | |
| 2234 | |
| 2235 ; item 3: enter dive mode menu | |
| 2236 ; | |
| 2237 divemode_option_divemenu: | |
| 2238 btfss divemode ; in dive mode? | |
| 2239 goto menuview_toggle_reset ; NO - block menu, terminate the pre-menu | |
| 2240 call TFT_clear_divemode_menu ; YES - clear menu area | |
| 2241 bcf dive_pre_menu ; - set pre-menu as not shown anymore | |
| 2242 goto do_main_divemenu ; - hand over to menu processor | |
| 2243 | |
| 2244 | |
| 2245 ; item 4: enter cave mode menu | |
| 2246 ; | |
| 2247 IFDEF _cave_mode | |
| 2248 divemode_option_cavemenu: | |
| 2249 btfss divemode ; in dive mode? | |
| 2250 goto menuview_toggle_reset ; NO - block menu, terminate the pre-menu | |
| 2251 call TFT_clear_divemode_menu ; YES - clear menu area | |
| 2252 bcf dive_pre_menu ; - set pre-menu as not shown anymore | |
| 2253 goto do_main_cavemenu ; - hand over to menu processor | |
| 2254 ENDIF | |
| 2255 | |
| 2256 | |
| 2257 ; item 5: quit simulator mode | |
| 2258 ; | |
| 2259 divemode_option_sim_quit: | |
| 2260 clrf simulatormode_depth ; set target depth to zero | |
| 2261 bsf quit_simulatormode ; request ISR to end simulator mode | |
| 2262 call menuview_toggle_reset ; terminate the pre-menu | |
| 2263 btfsc FLAG_apnoe_mode ; in apnoe mode? | |
| 2264 bcf divemode ; YES - force end of dive mode | |
| 2265 return ; done | |
| 2266 | |
| 2267 | |
| 2268 ; item 6: simulator mode - descent 1 meter | |
| 2269 ; | |
| 2270 divemode_option_sim_down: | |
| 2271 movlw ostc_depth_max-1 ; load depth limit into WREG | |
| 2272 cpfsgt simulatormode_depth ; simulated depth < limit ? | |
| 2273 incf simulatormode_depth,F ; YES - increment simulated depth | |
| 2274 return ; done | |
| 2275 | |
| 2276 | |
| 2277 ; item 7: simulator mode - ascent 1 meter | |
| 2278 ; | |
| 2279 divemode_option_sim_up: | |
| 2280 tstfsz simulatormode_depth ; simulated depth > 0 ? | |
| 2281 decf simulatormode_depth,F ; YES - decrement simulated depth | |
| 2282 return ; done | |
| 2283 | |
| 2284 | |
| 2285 ; item 8: simulator mode - +5 min | |
| 2286 ; | |
| 2287 divemode_option_sim_time: | |
| 2288 movff char_I_sim_advance_time,WREG ; get mailbox content | |
| 2289 tstfsz WREG ; mailbox clear (=0) ? | |
| 2290 return ; NO - still having a pending +5' request, refuse new request | |
| 2291 bra advance_time ; YES - advance time and return | |
| 2292 | |
| 2293 | |
| 2294 ; item 9: quit apnoe dive | |
| 2295 ; | |
| 2296 divemode_option_apnoe_quit: | |
| 2297 btfsc sensor_override_active ; in simulator mode? | |
| 2298 bra divemode_option_sim_quit ; YES - use simulator quit procedure | |
| 2299 bcf divemode ; NO - force end of dive mode | |
| 2300 return ; - done | |
| 2301 | |
| 2302 | |
| 2303 ; item 10: reset stopwatch and avg depth (gauge mode only) | |
| 2304 ; | |
| 2305 divemode_option_gauge_reset: | |
| 2306 bsf request_reset_avg ; request reset of average depth | |
| 2307 goto menuview_toggle_reset ; terminate pre-menu and return | |
| 2308 | |
| 2309 | |
| 2310 ; item 11: set bearing | |
| 2311 ; | |
| 623 | 2312 IFDEF _compass |
| 634 | 2313 divemode_option_course: |
| 2314 MOVII compass_heading_shown,compass_bearing | |
| 2315 bsf compass_bearing_set ; set flag to show heading | |
| 2316 goto menuview_toggle_reset ; terminate the pre-menu and return | |
| 623 | 2317 ENDIF |
| 634 | 2318 |
| 2319 | |
| 2320 ; item 12: switch layout | |
| 2321 ; | |
| 2322 divemode_option_layout: | |
| 2323 call menuview_toggle_reset ; terminate the pre-menu | |
| 2324 call TFT_ClearScreen ; clear the whole screen | |
| 2325 btg alt_layout_active ; toggle layout | |
| 2326 | |
| 2327 bcf depth_color_last ; set warning or attention on the depth not shown | |
| 2328 bcf depth_inverse_last ; set depth displayed in inverse as not shown | |
| 2329 bcf sign_shown ; set warning/attention/advice sign not shown | |
| 2330 bcf velocity_active_num ; set numerical vertical velocity display not shown | |
| 2331 bcf velocity_active_vsi ; set vertical vertical velocity display not shown | |
| 2332 bcf safety_stop_active ; set safety stop not shown | |
| 2333 | |
| 2334 bsf FLAG_TFT_divemode_mask ; request redraw of dive screen mask | |
| 2335 bsf FLAG_TFT_divetime ; request redraw of dive time | |
| 2336 bsf FLAG_TFT_depth_current ; request redraw of current depth | |
| 2337 bsf FLAG_TFT_depth_maximum ; request redraw of maximum depth | |
| 2338 bsf FLAG_TFT_active_gas_divemode; request redraw of gas and setpoint | |
| 2339 bsf FLAG_TFT_temperature ; request redraw of temperature | |
| 2340 bsf FLAG_TFT_customview_callup ; request redraw of custom view | |
| 2341 | |
| 2342 goto request_redraw_NDL_deco_data; request redraw of NDL/deco data and return | |
| 2343 | |
| 2344 | |
| 2345 ;----------------------------------------------------------------------------- | |
| 2346 ; Helper Function - advance Time by 5 Minutes (Simulator Mode) | |
| 2347 ; | |
| 2348 advance_time: | |
| 2349 ; advance tissues pressures and deco obligation by 5 minutes | |
| 2350 movlw .5 ; + 5 minutes | |
| 2351 movff WREG,char_I_sim_advance_time ; copy to mailbox | |
| 2352 call restart_deco_engine ; condition deco engine to execute the +5 minutes | |
| 2353 | |
| 2354 bcf count_divetime ; stop dive time incrementing in ISR | |
| 2355 ADDLI .5,counted_divetime_mins ; add 5 minutes to counted_divetime_mins | |
| 2356 ADDLI .300,total_divetime_secs ; add 5 minutes (300 seconds) to total_divetime_secs | |
| 2357 bsf count_divetime ; continue dive time incrementing in ISR | |
| 2358 | |
| 2359 ADDLI .300,divesecs_avg_trip ; add 5 minutes (300 seconds) to resettable time accumulator | |
| 2360 ADDLI .300,divesecs_avg_total ; add 5 minutes (300 seconds) to total time accumulator | |
| 2361 | |
| 2362 MOVII pressure_rel_cur_cached,xB ; calculate 300 x depth in mbar (300 = 5 min * 60 sec/min) | |
| 2363 MOVLI .300,xA ; ... | |
| 2364 call mult16x16 ; xC = xA * xB | |
| 2365 | |
| 2366 movf xC+0,W ; add to the resettable depth accumulator | |
| 2367 addwf pressure_rel_accu_trip+0,F ; ... | |
| 2368 movf xC+1,W ; ... | |
| 2369 addwfc pressure_rel_accu_trip+1,F ; ... | |
| 2370 movf xC+2,W ; ... | |
| 2371 addwfc pressure_rel_accu_trip+2,F ; ... | |
| 2372 movf xC+3,W ; ... | |
| 2373 addwfc pressure_rel_accu_trip+3,F ; ... | |
| 2374 | |
| 2375 movf xC+0,W ; add to the total depth accumulator | |
| 2376 addwf pressure_rel_accu_total+0,F ; ... | |
| 2377 movf xC+1,W ; ... | |
| 2378 addwfc pressure_rel_accu_total+1,F ; ... | |
| 2379 movf xC+2,W ; ... | |
| 2380 addwfc pressure_rel_accu_total+2,F ; ... | |
| 2381 movf xC+3,W ; ... | |
| 2382 addwfc pressure_rel_accu_total+3,F ; ... | |
| 2383 | |
| 2384 IFDEF _cave_mode | |
| 2385 ; update backtracking data | |
| 2386 btfss cave_mode ; cave mode switched on? | |
| 2387 bra divemode_option_sim_time_exit ; NO - skip backtracking depth recording | |
| 2388 btfsc dive_turned ; YES - dive turned? | |
| 2389 bra divemode_option_sim_time_exit ; YES - skip backtracking depth recording | |
| 2390 ;bra divemode_option_sim_time_exec ; NO - update backtracking depth recording | |
| 2391 | |
| 2392 divemode_option_sim_time_exec: | |
| 2393 movff backtrack_deltatime,hi ; backup time elapsed since last depth recording | |
| 2394 movlw .5 ; configure 5 minutes | |
| 2395 movwf lo ; use lo as loop counter | |
| 2396 | |
| 2397 divemode_option_sim_time_loop: | |
| 2398 call write_backtrack_1min_depth ; store a backtracking depth data set | |
| 2399 btfsc backtrack_entire_full ; backtracking storage entirely used up? | |
| 2400 bra divemode_option_sim_time_exit ; YES - abort backtracking depth recording | |
| 2401 decfsz lo,F ; NO - decrement loop counter, did it became zero? | |
| 2402 bra divemode_option_sim_time_loop ; NO - loop | |
| 2403 ;bra divemode_option_sim_time_done ; YES - done | |
| 2404 | |
| 2405 divemode_option_sim_time_done: | |
| 2406 movff hi,backtrack_deltatime ; restore time elapsed since last depth recording | |
| 2407 ENDIF ; _cave_mode | |
| 2408 | |
| 2409 divemode_option_sim_time_exit: | |
| 2410 return ; done (leaving option avail for repeated selection) | |
| 2411 | |
| 2412 | |
| 2413 ;----------------------------------------------------------------------------- | |
| 2414 ; Change Gas / Diluent | |
| 2415 ; | |
| 631 | 2416 gas_switch_common: |
| 634 | 2417 bcf request_gas_change ; clear request flag |
| 623 | 2418 IFDEF _ccr_pscr |
| 634 | 2419 btfss request_back_to_loop ; is a switchback from OC bailout to loop requested? |
| 2420 bra gas_switched_common0 ; NO - continue with checking if selected gas is valid | |
| 2421 bcf request_back_to_loop ; YES - clear flag | |
| 2422 movff active_dil,menu_pos_cur ; - reload last diluent | |
| 2423 bra gas_switched_common1 ; - continue with common part | |
| 623 | 2424 ENDIF |
| 582 | 2425 gas_switched_common0: |
| 634 | 2426 tstfsz menu_pos_cur ; menu_pos_cur = 0 ? |
| 2427 bra gas_switched_common1 ; NO - valid gas | |
| 2428 return ; YES - something went wrong, invalid gas, abort | |
| 560 | 2429 gas_switched_common1: |
| 634 | 2430 movf menu_pos_cur,W ; get selected gas into WREG (1-5) |
| 623 | 2431 IFDEF _ccr_pscr |
| 634 | 2432 btfsc FLAG_oc_mode ; in OC mode? |
| 2433 bra gas_switched_common_OC ; YES | |
| 2434 btfsc bailout_mode ; in bailout? | |
| 2435 bra gas_switched_common_OC ; YES | |
| 2436 gas_switched_common_loop: ; NO to both - must be loop mode then | |
| 2437 call setup_dil_registers ; set up real tissues with WREG = diluent 1-6 | |
| 2438 call deco_setup_cc_diluents ; set up deco planning with WREG = diluent 1-6 | |
| 2439 bra gas_switched_common3 ; continue with common part | |
| 631 | 2440 ENDIF ; _ccr_pscr |
| 634 | 2441 |
| 604 | 2442 gas_switched_common_OC: |
| 634 | 2443 call setup_gas_registers ; set up real tissues with WREG = gas 1-6 |
| 2444 call deco_setup_oc_gases ; set up deco planning with WREG = gas 1-6 | |
| 2445 ;bra gas_switched_common3 ; continue with common part | |
| 2446 | |
| 560 | 2447 gas_switched_common3: |
| 605 | 2448 banksel int_O_breathed_ppO2 |
| 2449 bcf int_O_breathed_ppO2+1,int_low_flag ; | clear all flags that control color-coding | |
| 2450 bcf int_O_breathed_ppO2+1,int_high_flag ; | to have the new gas initially displayed in | |
| 2451 bcf int_O_breathed_ppO2+1,int_attention_flag ; | memo color instead of a warning or attention | |
| 2452 bcf int_O_breathed_ppO2+1,int_warning_flag ; | color that belonged to the previous gas | |
| 2453 banksel common | |
| 631 | 2454 bsf FLAG_TFT_active_gas_divemode ; redraw gas/setpoint/diluent |
| 2455 bsf FLAG_TFT_temperature ; redraw temperature | |
| 2456 bsf event_occured ; set global event flag | |
| 623 | 2457 IFDEF _ccr_pscr |
| 631 | 2458 btfsc bailout_mode ; in bailout mode? |
| 2459 bsf event_bailout ; YES - set bailout event | |
| 2460 btfss bailout_mode ; in bailout mode? | |
| 623 | 2461 ENDIF |
| 631 | 2462 bsf event_gas_change ; (NO) - set gas change event (normal change) |
| 2463 goto restart_deco_engine_wo_ceiling ; abort running deco calculations and restart (and return) | |
| 2464 | |
| 2465 | |
| 634 | 2466 ;----------------------------------------------------------------------------- |
| 2467 ; Reload the current Gas / Diluent | |
| 2468 ; | |
| 631 | 2469 gas_update_common: |
| 2470 bcf request_gas_update ; reset the request flag | |
| 2471 movf active_gas,W ; load WREG with currently used gas | |
| 2472 IFDEF _ccr_pscr | |
| 2473 btfsc FLAG_oc_mode ; in OC mode? | |
| 2474 bra gas_switched_common_OC ; YES - reload OC gases | |
| 2475 btfsc bailout_mode ; NO - in bailout? | |
| 2476 bra gas_switched_common_OC ; YES - reload OC gases | |
| 2477 movf active_dil,W ; NO - load WREG with currently used diluent | |
| 2478 bra gas_switched_common_loop ; - set up diluent gases | |
| 2479 ELSE | |
| 2480 bra gas_switched_common_OC ; reload OC gases | |
| 2481 ENDIF | |
| 560 | 2482 |
| 634 | 2483 |
| 2484 ;----------------------------------------------------------------------------- | |
| 2485 ; Toggle GF/aGF (finalization) | |
| 2486 ; | |
| 2487 divemodemode_togglegf: | |
| 2488 bcf request_toggle_GF ; clear request flag | |
| 2489 goto restart_deco_engine ; restart the deco engine and return | |
| 2490 | |
| 2491 | |
| 2492 ;----------------------------------------------------------------------------- | |
| 2493 ; Set a Marker in the Dive Profile | |
| 2494 ; | |
| 2495 set_logbook_marker: | |
| 2496 bcf request_set_marker ; clear request flag | |
| 2497 movlw d'6' ; set type of alarm: manual marker | |
| 2498 movwf alarm_type ; copy to alarm register | |
| 2499 bsf event_occured ; set event flag | |
| 631 | 2500 return ; done |
| 0 | 2501 |
| 634 | 2502 |
| 2503 ;----------------------------------------------------------------------------- | |
| 604 | 2504 ; Find the best gas and diluent for the current depth |
| 2505 ; and check if a gas/diluent change is to be advised. | |
| 2506 ; | |
| 2507 ; Output: best_gas_number : number of best gas, 0= none avail, 255= not computed | |
| 2508 ; best_dil_number : number of best dil, 0= none avail, 255= not computed | |
| 2509 ; better_gas_available : flag indicating if a change is advised | |
| 2510 ; better_dil_available : flag indicating if a change is advised | |
| 2511 ; | |
| 2512 ; | |
| 2513 ; in CCR and pSCR mode: - checks both, gases and diluents for respective best gas / best diluent | |
| 2514 ; - if not in bailout, sets better_dil_available on diluents | |
| 2515 ; - if in bailout, sets better_gas_available on OC gases | |
| 2516 ; | |
| 2517 ; in OC mode : - checks only gases for best gas | |
| 2518 ; - sets better_gas_available on OC gases | |
| 0 | 2519 ; |
| 628 | 2520 global check_gas_best |
| 604 | 2521 check_gas_best: |
| 623 | 2522 btfsc FLAG_gauge_mode ; in gauge mode? |
| 2523 return ; YES - done | |
| 2524 | |
| 2525 MOVII pressure_abs_10,xA ; copy absolute pressure / 10 into xA:2, will be used by ppO2 min/max checks later | |
| 2526 | |
| 2527 ; compute max. allowed deco ppO2 | |
| 2528 movff char_I_ppO2_max_deco,WREG ; max ppO2 [cbar] for deco phase | |
| 2529 mullw .100 ; compute max ppO2 * 100, result is in 0.1 mbar | |
| 2530 ADDLI ppO2_margin_on_max,PROD ; add ppO2 margin on max value to compensate for surface pressures > 1000 hPa | |
| 2531 MOVII PROD,ppO2_max_deco ; store as deco ppO2 max | |
| 2532 | |
| 2533 ; compute max. allowed default ppO2 | |
| 604 | 2534 movff char_O_deco_info,lo ; bank-safe copy of deco info vector |
| 628 | 2535 btfss lo,deco_mode ; is the ppO2 deco limit enabled? |
| 623 | 2536 bra check_gas_best_1 ; NO - compute default ppO2 max |
| 2537 MOVII ppO2_max_deco,ppO2_max_default ; YES - copy default ppO2 max from deco max. | |
| 2538 bra check_gas_best_2 ; - continue with common part | |
| 2539 | |
| 2540 check_gas_best_1: | |
| 2541 movff char_I_ppO2_max_work,WREG ; max ppO2 [cbar] for working phase | |
| 2542 mullw .100 ; compute max ppO2 * 100, result is in 0.1 mbar | |
| 2543 ADDLI ppO2_margin_on_max,PROD ; add ppO2 margin on max value to compensate for surface pressures > 1000 hPa | |
| 2544 MOVII PROD,ppO2_max_default ; store as default ppO2 max | |
| 2545 | |
| 2546 check_gas_best_2: | |
| 2547 | |
| 2548 IFDEF _ccr_pscr | |
| 604 | 2549 ; check dive mode |
| 2550 btfsc FLAG_oc_mode ; in OC mode? | |
| 2551 bra check_gas_best_gas ; YES - skip diluents, check for best gas only | |
| 2552 | |
| 2553 check_gas_best_dil: | |
| 2554 ; set minimum ppO2 required | |
| 2555 movff char_I_ppO2_min,WREG ; min ppO2 for pure diluent in CCR mode (default) | |
| 2556 btfsc FLAG_pscr_mode ; in pSCR mode? | |
| 623 | 2557 movff char_I_ppO2_min_loop,WREG ; YES - replace by min ppO2 for pure diluent in pSCR mode |
| 2558 mullw .100 ; min ppO2 * 100, result in 0.1 mbar | |
| 2559 MOVII PROD,ppO2_min ; store in ppO2_min | |
| 631 | 2560 ; check diluents |
| 604 | 2561 lfsr FSR1,opt_dil_O2_ratio ; set base address for diluent arrays |
| 631 | 2562 movff active_dil,lo ; set number of currently used diluent |
| 2563 ; preset result to nothing found | |
| 2564 clrf best_gas_num ; initialize best diluent to 0 = none found yet | |
| 2565 setf best_gas_depth ; initialize change depth to 255 = any one will be better | |
| 2566 ; check if current diluent is usable | |
| 2567 movff lo,check_gas_num ; check if the current diluent is usable | |
| 2568 rcall check_gas_best_common ; if yes, the current diluent will become the best diluent found so far | |
| 2569 rcall check_gas_best_all ; check if any other diluent is better | |
| 604 | 2570 ; store result |
| 2571 movff best_gas_num,best_dil_number ; store new best diluent found (1-5 or 0 of no usable diluent available) | |
| 2572 ; check if change advices shall be given in general | |
| 623 | 2573 btfsc bailout_mode ; in bailout? |
| 604 | 2574 bra check_gas_best_gas ; YES - no better diluent advice when in bailout |
| 2575 check_gas_best_dil1: | |
| 2576 ; check if a change advice shall be given right now | |
| 631 | 2577 bcf better_dil_available ; default to no better diluent found |
| 604 | 2578 movf best_dil_number,W ; load number of best diluent into WREG (1-5) |
| 2579 bz check_gas_best_dil3 ; has a best diluent been found at all? NO - nothing to signal for | |
| 2580 cpfseq active_dil ; is this the currently used diluent? | |
| 631 | 2581 bra check_gas_best_dil2 ; NO - a better diluent has been found |
| 604 | 2582 bra check_gas_best_dil3 ; YES - no need to signal a better diluent if this diluent is already in use |
| 2583 check_gas_best_dil2: | |
| 634 | 2584 btfsc warn_det_sensors_lost ; all sensors lost? |
| 604 | 2585 bra check_gas_best_dil3 ; YES - suppress better diluent prompt in this case |
| 2586 ; not using the best gas - show better diluent hint whenever a better diluent is available | |
| 2587 bsf better_dil_available ; signal that a better diluent is available | |
| 2588 bsf FLAG_TFT_active_gas_divemode ; redraw gas/setpoint/diluent | |
| 2589 check_gas_best_dil3: | |
| 2590 btfss better_dil_available ; shall a better diluent be signaled for? | |
| 623 | 2591 bcf better_dil_blinking ; NO - clear blinking flag |
| 631 | 2592 ;bra check_gas_best_gas ; ; continue with checking for best bailout gas |
| 623 | 2593 ENDIF ; _ccr_pscr |
| 2594 | |
| 631 | 2595 |
| 604 | 2596 check_gas_best_gas: |
| 2597 ; set minimum ppO2 required | |
| 628 | 2598 movff char_I_ppO2_min,WREG ; min ppO2 for OC and bailout |
| 623 | 2599 mullw .100 ; min ppO2 * 100, result in 0.1 mbar |
| 2600 MOVII PROD,ppO2_min ; store in ppO2_min | |
| 631 | 2601 ; check gases |
| 604 | 2602 lfsr FSR1,opt_gas_O2_ratio ; set base address for gas arrays |
| 631 | 2603 movff active_gas,lo ; set number of currently used gas |
| 2604 ; preset result to nothing found | |
| 2605 clrf best_gas_num ; initialize best gas to 0 = none found yet | |
| 2606 setf best_gas_depth ; initialize change depth to 255 = any one will be better | |
| 2607 ; check if current gas is usable | |
| 2608 movff lo,check_gas_num ; check if the current gas is usable | |
| 2609 rcall check_gas_best_common ; if yes, the current gas will become the best gas found so far | |
| 2610 rcall check_gas_best_all ; check if any other gas is better | |
| 604 | 2611 ; store result |
| 2612 movff best_gas_num,best_gas_number ; store new best gas found (1-5 or 0 of no usable gas available) | |
| 631 | 2613 IFDEF _ccr_pscr |
| 604 | 2614 ; check if change advices shall be given in general |
| 2615 btfsc FLAG_oc_mode ; in OC mode? | |
| 631 | 2616 bra check_gas_best_gas1 ; YES - give advice |
| 2617 btfsc bailout_mode ; NO - in bailout? | |
| 2618 bra check_gas_best_gas1 ; YES - give advice | |
| 2619 return ; NO - no better (OC) gas advice when not in OC or bailout mode | |
| 2620 ENDIF ; _ccr_pscr | |
| 604 | 2621 check_gas_best_gas1: ; check if we are already on the best gas |
| 2622 ; check if a change advice shall be given right now | |
| 631 | 2623 bcf better_gas_available ; default to no better gas found |
| 604 | 2624 movf best_gas_number,W ; load number of best gas into WREG (1-5) |
| 2625 bz check_gas_best_gas3 ; has a best gas been found at all? NO - nothing to signal for | |
| 2626 cpfseq active_gas ; is this the currently used gas? | |
| 631 | 2627 bra check_gas_best_gas2 ; NO - a better gas has been found |
| 604 | 2628 bra check_gas_best_gas3 ; YES - no need to signal a better gas if this gas is already in use |
| 2629 check_gas_best_gas2: | |
| 2630 ; not using the best gas - show better gas hint whenever a better gas is available | |
| 2631 bsf better_gas_available ; YES - signal that a better gas is available | |
| 2632 bsf FLAG_TFT_active_gas_divemode ; YES - redraw gas/setpoint/diluent | |
| 2633 check_gas_best_gas3: | |
| 2634 btfss better_gas_available ; shall a better gas be signaled for? | |
| 623 | 2635 bcf better_gas_blinking ; NO - clear blinking flag |
| 582 | 2636 return |
| 0 | 2637 |
| 631 | 2638 |
| 2639 check_gas_best_all: | |
| 2640 clrf check_gas_num ; increment comes first, so initialize with zero | |
| 2641 check_gas_best_loop: | |
| 2642 incf check_gas_num,F ; increment number of gas to check | |
| 2643 movf lo,W ; copy number of currently used gas to WREG | |
| 2644 cpfseq check_gas_num ; gas to be checked = currently used gas ? | |
| 2645 rcall check_gas_best_common ; NO - check the gas | |
| 2646 movlw NUM_GAS ; get total number of gases | |
| 2647 cpfseq check_gas_num ; reached last gas? | |
| 2648 bra check_gas_best_loop ; NO - loop | |
| 2649 return ; YES - done | |
| 2650 | |
| 2651 | |
| 604 | 2652 check_gas_best_common: ; with gas to be checked in check_gas_num (1-5) |
| 634 | 2653 ; and current gas in lo (1-5) |
| 604 | 2654 ; |
| 2655 ; Memory Map: | |
| 2656 ; --------------------------------------------------------------------------------------- | |
| 2657 ; opt_gas_O2_ratio res 5 ; base address for gases | |
| 2658 ; opt_dil_O2_ratio res 5 ; base address for diluents | |
| 2659 ; opt_gas_He_ratio res 5 ; (not needed here) | |
| 2660 ; opt_dil_He_ratio res 5 ; (not needed here) | |
| 2661 ; opt_gas_type res 5 ; has offset of 20 bytes from base address for gases | |
| 2662 ; opt_dil_type res 5 ; has offset of 20 bytes from base address for diluents | |
| 2663 ; opt_gas_change res 5 ; has offset of 10 bytes from opt_gas_type | |
| 2664 ; opt_dil_change res 5 ; has offset of 10 bytes from opt_dil_type | |
| 2665 | |
| 2666 ; get gas data | |
| 2667 decf check_gas_num,W ; (1-5) -> (0-4) into WREG to be used as index | |
| 623 | 2668 movff PLUSW1,check_gas_O2_ratio ; copy O2 ratio (%) of current gas/dil to check_gas_O2_ratio |
| 604 | 2669 addlw .20 ; add offset of 20 bytes to index type in opt_gas_type/opt_dil_type |
| 623 | 2670 movff PLUSW1,check_gas_type ; copy type of current gas/dil to check_gas_type (0=disabled, 1=first, 2=travel/normal, 3=deco/-) |
| 604 | 2671 addlw .10 ; add offset of 10 bytes to index change depth in opt_gas_change/opt_dil_change |
| 623 | 2672 movff PLUSW1,check_gas_depth ; copy change depth of current gas/dil to check_gas_depth |
| 2673 MOVII ppO2_max_default,sub_b ; select default ppO2 max for first / travel / normal gas | |
| 628 | 2674 ; check if the gas is the current gas |
| 2675 movf check_gas_num,W ; get the number of the gas to be checked (1-5) | |
| 2676 cpfseq lo ; is this the currently used gas? | |
| 2677 bra check_gas_best_common0 ; NO - do the disabled & deco gas checks | |
| 2678 bra check_gas_best_common3 ; YES - a gas in use overrides disabled and deco status | |
| 2679 check_gas_best_common0: | |
| 623 | 2680 ; check if gas is available (i.e. not disabled) |
| 631 | 2681 btfsc check_gas_type,gas_lost ; gas/dil lost? |
| 2682 return ; YES - skip as not available any more | |
| 2683 btfsc check_gas_type,gas_staged ; gas/dil staged? | |
| 2684 return ; YES - skip as currently not available | |
| 623 | 2685 tstfsz check_gas_type ; type = disabled (0) ? |
| 2686 bra check_gas_best_common1 ; NO - continue checks | |
| 631 | 2687 return ; YES - skip as not available at all |
| 623 | 2688 check_gas_best_common1: |
| 2689 ; skip deco gases (type=3) if there are no stops, but include them when in bailout mode | |
| 2690 movlw .3 ; coding for deco gas | |
| 2691 cpfseq check_gas_type ; type = deco (3) ? | |
| 2692 bra check_gas_best_common3 ; NO - first or travel/normal then, ok to use | |
| 631 | 2693 IFDEF _ccr_pscr |
| 623 | 2694 btfsc bailout_mode ; YES - in bailout? |
| 2695 bra check_gas_best_common2 ; YES - ok to use (using deco gases is always allowed when in bailout) | |
| 631 | 2696 ENDIF |
| 2697 TSTOSS opt_ext_stops ; NO - extended stops enabled? | |
| 2698 bra check_gas_best_common1b ; NO - only ok if in deco region | |
| 2699 ;bra check_gas_best_common1a ; YES - only ok if in deco mode | |
| 623 | 2700 check_gas_best_common1a: |
| 628 | 2701 movff char_O_deco_info,WREG ; get deco info vector |
| 2702 btfss WREG,deco_mode ; are we in deco mode? | |
| 2703 return ; NO - skip deco gas while not in deco mode | |
| 2704 bra check_gas_best_common2 ; YES - deco gases allowed | |
| 2705 check_gas_best_common1b: | |
| 2706 btfss deco_region ; are we in the deco region? | |
| 2707 return ; NO - skip deco gas while not in the deco region | |
| 2708 ;bra check_gas_best_common2 ; YES - deco gases allowed | |
| 623 | 2709 check_gas_best_common2: |
| 2710 MOVII ppO2_max_deco,sub_b ; replace by ppO2 max for a deco gas | |
| 2711 check_gas_best_common3: | |
| 604 | 2712 ; check if gas is usable, i.e. its change depth is below or equal to the current depth |
| 623 | 2713 movf depth_meter,W ; load current depth (in m) into WREG |
| 604 | 2714 cpfslt check_gas_depth ; change depth of checked gas < (shallower than) current depth? |
| 623 | 2715 bra check_gas_best_common4 ; NO - gas is usable |
| 604 | 2716 return ; YES - gas is not usable |
| 623 | 2717 check_gas_best_common4: |
| 604 | 2718 ; check if this gas is the first best gas candidate |
| 2719 movf best_gas_num,W ; get best gas found so far (1-5) or 0 if none found yet | |
| 2720 tstfsz WREG ; has a best gas candidate been found yet? | |
| 623 | 2721 bra check_gas_best_common5 ; YES - check if the new one is better than the one we have so far |
| 2722 bra check_gas_best_common6 ; NO - no need to do the above mentioned check | |
| 2723 check_gas_best_common5: | |
| 631 | 2724 ; check if the change depth of the checked gas is < (shallower) than the change depth of the best gas found so far |
| 604 | 2725 movf best_gas_depth,W ; load change depth of best gas so far into WREG |
| 631 | 2726 cpfslt check_gas_depth ; change depth of checked gas < (shallower than) change depth of best gas so far? |
| 2727 return ; NO - this gas is not better than the best already found | |
| 2728 ;bra check_gas_best_common6 ; YES - this gas is better, continue | |
| 623 | 2729 check_gas_best_common6: |
| 604 | 2730 ; check if the gas fits into the ppO2 limits |
| 623 | 2731 movff check_gas_O2_ratio,xB+0 ; xB = O2 ratio, xA is still loaded with (absolute pressure / 10) |
| 69 | 2732 clrf xB+1 |
| 623 | 2733 call mult16x16 ; xC = O2 ratio * (absolute pressure / 10), result in 0.1 mbar |
| 604 | 2734 ; check for very high ppO2 |
| 623 | 2735 tstfsz xC+2 ; O2_ratio * absolute pressure / 10 > 65536, i.e. ppO2 > 6.55 bar ? |
| 604 | 2736 return ; YES - gas is not usable |
| 623 | 2737 btfsc xC+1,7 ; ppO2 > 3.30 bar ? |
| 604 | 2738 return ; YES - gas is not usable |
| 623 | 2739 MOVII xC,sub_a ; NO - gas may be usable |
| 2740 ; check for high ppO2 | |
| 2741 call cmpU16 ; sub_a - sub_b | |
| 2742 btfss neg_flag ; within limit? | |
| 2743 return ; NO - too high, gas is not usable | |
| 604 | 2744 ; check for low ppO2 |
| 623 | 2745 MOVII ppO2_min,sub_b ; copy minimum ppO2 to sub_b |
| 2746 call cmpU16 ; sub_a - sub_b | |
| 604 | 2747 btfsc neg_flag ; within limit? |
| 2748 return ; NO - too low, gas is not usable | |
| 2749 ; we have a (new) best gas | |
| 631 | 2750 movff check_gas_num, best_gas_num ; YES - set checked gas (1-5) as best gas |
| 2751 movff check_gas_depth,best_gas_depth ; - memorize its change depth | |
| 2752 return ; - done | |
| 0 | 2753 |
| 634 | 2754 IFDEF _ccr_pscr |
| 2755 | |
| 2756 | |
| 2757 ;----------------------------------------------------------------------------- | |
|
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2758 ; Check for Auto-SP |
|
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|
2759 ; |
| 634 | 2760 check_dive_autosp: |
| 640 | 2761 movf dive_ccr_mode,W ; =0: Fixed SP, =1: Sensor, =2: Auto SP |
| 2762 sublw .2 ; dive_ccr_mode = 2 (Auto SP)? | |
| 604 | 2763 bz check_dive_autosp2 ; YES - check |
| 2764 return ; NO - return for sensor or fixed mode | |
| 634 | 2765 |
|
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|
2766 check_dive_autosp2: |
| 640 | 2767 ; check for restart request |
| 2768 btfss restart_auto_sp ; shall restart from 1st SP? | |
| 2769 bra check_dive_autosp2a ; NO - skip next | |
| 2770 bcf restart_auto_sp ; YES - clear request flag | |
| 2771 bcf FLAG_SP2_used ; - flag SP 2, ... | |
| 2772 bcf FLAG_SP3_used ; - flag SP 3, ... | |
| 2773 bcf FLAG_SP4_used ; - flag SP 4, ... | |
| 2774 bcf FLAG_SP5_used ; - flag SP 5 as unused so far | |
| 2775 | |
| 2776 check_dive_autosp2a: | |
| 631 | 2777 ; check SP2 |
| 623 | 2778 btfsc FLAG_SP2_used ; SP 2 used so far? |
| 604 | 2779 bra check_dive_autosp3 ; YES - continue with SP 3 |
| 623 | 2780 movff opt_setpoint_change+1,lo ; NO - get depth in m |
| 604 | 2781 tstfsz lo ; - SP change depth = 0 ? |
| 640 | 2782 bra check_dive_autosp2b ; NO - continue |
| 604 | 2783 bra check_dive_autosp3 ; YES - continue with SP 3 |
| 640 | 2784 check_dive_autosp2b: |
| 604 | 2785 decf lo,W ; SP change depth -1 -> WREG |
| 623 | 2786 cpfsgt depth_meter ; current depth > change depth - 1 ? |
| 604 | 2787 bra check_dive_autosp3 ; NO - continue with SP 3 |
| 582 | 2788 ; auto switch to SP2 |
| 623 | 2789 movff opt_setpoint_cbar+1,char_I_const_ppO2 ; YES - use SP |
| 604 | 2790 rcall xmit_sp_set_flag ; - send SP to external devices |
| 623 | 2791 bsf FLAG_SP2_used ; - set SP 2 used flag |
| 634 | 2792 |
|
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|
2793 check_dive_autosp3: |
| 631 | 2794 ; check SP3 |
| 623 | 2795 btfsc FLAG_SP3_used ; SP 3 used so far? |
| 604 | 2796 bra check_dive_autosp4 ; YES - continue with SP 4 |
| 623 | 2797 movff opt_setpoint_change+2,lo ; NO - get depth in m |
| 604 | 2798 tstfsz lo ; - SP change depth = 0 ? |
| 2799 bra check_dive_autosp3a ; NO - continue | |
| 2800 bra check_dive_autosp4 ; YES - continue with SP 4 | |
| 560 | 2801 check_dive_autosp3a: |
| 604 | 2802 decf lo,W ; SP change depth -1 -> WREG |
| 623 | 2803 cpfsgt depth_meter ; current depth > change depth - 1 ? |
| 604 | 2804 bra check_dive_autosp4 ; NO - continue with SP 4 |
| 582 | 2805 ; auto switch to SP3 |
| 623 | 2806 movff opt_setpoint_cbar+2,char_I_const_ppO2 ; YES - use SP |
| 604 | 2807 rcall xmit_sp_set_flag ; - send SP to external devices |
| 623 | 2808 bsf FLAG_SP3_used ; - set SP 3 used flag |
| 634 | 2809 |
|
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|
2810 check_dive_autosp4: |
| 631 | 2811 ; check SP4 |
| 623 | 2812 btfsc FLAG_SP4_used ; SP 4 used so far? |
| 604 | 2813 bra check_dive_autosp5 ; YES - continue with SP 5 |
| 623 | 2814 movff opt_setpoint_change+3,lo ; NO - get depth in m |
| 604 | 2815 tstfsz lo ; - SP change depth = 0 ? |
| 2816 bra check_dive_autosp4a ; NO - continue | |
| 623 | 2817 bra check_dive_autosp5 ; YES - continue with SP 5 |
| 560 | 2818 check_dive_autosp4a: |
| 604 | 2819 decf lo,W ; SP change depth -1 -> WREG |
| 623 | 2820 cpfsgt depth_meter ; current depth > change depth - 1 ? |
| 604 | 2821 bra check_dive_autosp5 ; NO - continue with SP 5 |
| 582 | 2822 ; auto switch to SP4 |
| 623 | 2823 movff opt_setpoint_cbar+3,char_I_const_ppO2 ; YES - use SP |
| 604 | 2824 rcall xmit_sp_set_flag ; - send SP to external devices |
| 623 | 2825 bsf FLAG_SP4_used ; - set SP 4 used flag |
| 634 | 2826 |
|
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|
2827 check_dive_autosp5: |
| 631 | 2828 ; check SP5 |
| 623 | 2829 btfsc FLAG_SP5_used ; SP 5 used so far? |
| 604 | 2830 bra check_dive_autosp6 ; YES - done |
| 623 | 2831 movff opt_setpoint_change+4,lo ; NO - get depth in m |
| 604 | 2832 tstfsz lo ; - SP change depth = 0 ? |
| 2833 bra check_dive_autosp5a ; NO - continue | |
| 2834 bra check_dive_autosp6 ; YES - done | |
| 560 | 2835 check_dive_autosp5a: |
| 604 | 2836 decf lo,W ; SP change depth -1 -> WREG |
| 623 | 2837 cpfsgt depth_meter ; current depth > change depth - 1 ? |
| 604 | 2838 bra check_dive_autosp6 ; NO - done |
| 582 | 2839 ; auto switch to SP5 |
| 623 | 2840 movff opt_setpoint_cbar+4,char_I_const_ppO2 ; YES - use SP |
| 604 | 2841 rcall xmit_sp_set_flag ; - send SP to external devices |
| 623 | 2842 bsf FLAG_SP5_used ; - set SP 5 used flag |
| 634 | 2843 |
|
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|
2844 check_dive_autosp6: |
| 634 | 2845 return ; done |
| 2846 | |
| 2847 | |
| 2848 ;----------------------------------------------------------------------------- | |
| 2849 ; Helper Function - transmit new Setpoint to external Electronics and flag Change | |
| 2850 ; | |
|
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|
2851 xmit_sp_set_flag: |
| 623 | 2852 IFDEF _external_sensor |
| 604 | 2853 call transmit_setpoint ; transmit current setpoint from WREG (in cbar) to external electronics |
| 623 | 2854 ENDIF |
| 2855 bsf event_occured ; set global event flag | |
| 2856 bsf event_SP_change ; set setpoint event flag | |
| 582 | 2857 return |
| 2858 | |
| 623 | 2859 ENDIF ; _ccr_pscr |
| 2860 | |
|
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|
2861 |
| 0 | 2862 ;============================================================================= |
| 634 | 2863 dmode2 CODE |
| 2864 ;============================================================================= | |
| 2865 | |
| 2866 | |
| 2867 ;----------------------------------------------------------------------------- | |
| 2868 ; Setup everything to enter OC Dive Mode | |
| 0 | 2869 ; |
| 604 | 2870 global dive_boot_oc |
| 0 | 2871 dive_boot_oc: |
| 631 | 2872 rcall get_first_gas_to_WREG ; get first gas (1-5) into WREG |
| 2873 rcall setup_gas_registers ; set-up of gas parameters of currently breathed gas (with WREG = gas 1-5) | |
| 2874 rcall deco_setup_oc_gases ; set-up of gas list for deco calculations (with WREG = gas 1-5) | |
| 634 | 2875 return ; done |
| 2876 | |
| 2877 | |
| 2878 ;----------------------------------------------------------------------------- | |
| 2879 ; Helper Function - get first Gas (1-5) into WREG | |
| 2880 ; | |
| 2881 global get_first_gas_to_WREG | |
| 2882 get_first_gas_to_WREG: | |
| 2883 lfsr FSR1,opt_gas_type ; load base address of the gas types | |
| 2884 clrf lo ; start with gas 0 | |
| 2885 get_first_gas_to_WREG2: | |
| 2886 movf lo,W ; set index | |
| 2887 movf PLUSW1,W ; get type of gas (0=Disabled, 1=First, 2=Travel, 3=Deco) | |
| 2888 sublw .1 ; is it of type First? | |
| 2889 bz get_first_gas_to_WREG3 ; YES - found the First gas | |
| 2890 incf lo,F ; NO - increment index | |
| 2891 movlw NUM_GAS+1 ; - get highest index+1 | |
| 2892 cpfseq lo ; - all gases checked? | |
| 2893 bra get_first_gas_to_WREG2 ; NO - not yet | |
| 2894 movlw .1 ; YES - default to gas 1 | |
| 2895 movff WREG,opt_gas_type+0 ; - force it to be of type First | |
| 2896 return ; - done | |
| 2897 get_first_gas_to_WREG3: | |
| 2898 movf lo,W ; copy index of gas found to be the First to WREG | |
| 2899 incf WREG,W ; turn index into gas number (0-4 -> 1-5) | |
| 2900 return ; done | |
| 2901 | |
| 2902 | |
| 2903 ;----------------------------------------------------------------------------- | |
| 2904 ; Helper Function - load currently breathed Gas into Deco Engine | |
| 2905 ; | |
| 2906 global setup_gas_registers | |
| 2907 setup_gas_registers: | |
| 2908 movwf active_gas ; set as current gas | |
| 2909 movlw .6 ; gas = gas6 ? | |
| 2910 cpfseq active_gas ; ... | |
| 2911 bra setup_gas_registers_15 ; NO - load gas 1-5 | |
| 2912 | |
| 2913 ; load gas 6 | |
| 2914 movff opt_gas6_O2_ratio,char_I_O2_ratio ; copy gas6 O2 ratio to deco engine | |
| 2915 IFDEF _helium | |
| 2916 movff opt_gas6_He_ratio,char_I_He_ratio ; copy gas6 H2 ratio to deco engine | |
| 2917 ENDIF | |
| 2918 movlw .3 ; declare gas6 as a deco gas | |
| 2919 movff WREG,char_I_current_gas_type ; copy gas type to deco engine | |
| 2920 movff depth_meter,char_I_gas6_depth ;set current depth as change depth | |
| 2921 bra setup_gas_registers_com ; continue with common part | |
| 2922 | |
| 2923 setup_gas_registers_15: | |
| 2924 lfsr FSR1,opt_gas_O2_ratio ; load base address of gas data | |
| 2925 decf active_gas,W ; set index to O2 ratio of current gas (1-5 -> 0-4) | |
| 2926 movff PLUSW1,char_I_O2_ratio ; copy O2 ratio to deco engine | |
| 2927 addlw .10 ; advance index from O2 ratio to He ratio | |
| 2928 IFDEF _helium | |
| 2929 movff PLUSW1,char_I_He_ratio ; copy He ratio to deco engine | |
| 2930 ENDIF | |
| 2931 addlw .10 ; advance index from He ratio to gas type | |
| 2932 movff PLUSW1,char_I_current_gas_type ; copy gas type (0=Disabled, 1=First, 2=Travel, 3=Deco) | |
| 2933 setup_gas_registers_com: | |
| 2934 movff char_O_main_status,lo ; working copy of char_O_main_status in bank common | |
| 2935 bcf lo,DECO_MODE_PSCR_FLAG ; clear the pSCR-mode flag (if applicable) | |
| 2936 bcf lo,DECO_MODE_LOOP_FLAG ; clear the loop/CCR-mode flag | |
| 2937 movff lo,char_O_main_status ; bank safe write-back of char_O_main_status | |
| 2938 movf active_gas,W ; reload WREG with gas 1-5 or 6 (important!) | |
| 2939 return ; done | |
| 2940 | |
| 2941 | |
| 2942 ;----------------------------------------------------------------------------- | |
| 2943 ; Helper Function - load OC Gases into Deco Engine (currently breathed gas in WREG) | |
| 2944 ; | |
| 2945 global deco_setup_oc_gases | |
| 2946 deco_setup_oc_gases: | |
| 2947 movff char_O_deco_status,lo ; get working copy of char_O_deco_status in bank common | |
| 2948 deco_setup_oc_gases_pre: ; entry point with lo preloaded | |
| 2949 movff WREG,char_I_current_gas_num ; set gas to start with when doing the deco calculations | |
| 2950 ; | |
| 2951 ; Memory Map: | |
| 2952 ; --------------------------------------------------------------------------------- | |
| 2953 ; opt_gas_O2_ratio res NUM_GAS | char_I_deco_O2_ratio res NUM_GAS | |
| 2954 ; opt_dil_O2_ratio res NUM_GAS | | |
| 2955 ; opt_gas_He_ratio res NUM_GAS | char_I_deco_He_ratio res NUM_GAS | |
| 2956 ; opt_dil_He_ratio res NUM_GAS | | |
| 2957 ; opt_gas_type res NUM_GAS | char_I_deco_gas_type res NUM_GAS | |
| 2958 ; opt_dil_type res NUM_GAS | | |
| 2959 ; opt_gas_change res NUM_GAS | char_I_deco_gas_change res NUM_GAS | |
| 2960 ; opt_dil_change res NUM_GAS | | |
| 2961 ; | |
| 2962 lfsr FSR2,char_I_deco_O2_ratio ; load FSR2 with base address of char_I_deco_O2_ratio | |
| 2963 ; FSR2 will step through all char_I_deco_... vars | |
| 2964 lfsr FSR1,opt_gas_O2_ratio ; load FSR1 with base address of opt_gas_O2_ratio | |
| 2965 rcall deco_setup_copy ; copy all OC O2 ratios | |
| 2966 lfsr FSR1,opt_gas_He_ratio ; load FSR1 with base address of opt_gas_He_ratio | |
| 2967 rcall deco_setup_copy ; copy all OC He ratios | |
| 2968 lfsr FSR1,opt_gas_type ; load FSR1 with base address of opt_gas_type | |
| 2969 rcall deco_setup_copy ; copy all gas types | |
| 2970 lfsr FSR1,opt_gas_change ; load FSR1 with base address of opt_gas_change | |
| 2971 rcall deco_setup_copy ; copy all gas change depths | |
| 2972 | |
| 2973 ; switch deco engine to oc mode | |
| 2974 bcf lo,DECO_MODE_PSCR_FLAG ; clear the pSCR-mode flag (may not be set, but never mind) | |
| 2975 bcf lo,DECO_MODE_LOOP_FLAG ; clear the loop/CCR-mode flag | |
| 2976 movff lo,char_O_deco_status ; bank safe write-back of char_O_deco_status | |
| 2977 return ; done | |
| 2978 | |
| 2979 | |
| 2980 ;----------------------------------------------------------------------------- | |
| 2981 ; Helper Function - dedicated Memory Copy | |
| 2982 deco_setup_copy: | |
| 2983 movlw NUM_GAS ; load loop counter with number of gases (5) | |
| 2984 deco_setup_copy_loop: | |
| 2985 movff POSTINC1,POSTINC2 ; copy from (FSR1) to (FSR2) | |
| 2986 decfsz WREG ; decrement loop counter and check if it became 0 | |
| 2987 bra deco_setup_copy_loop ; NO - not yet, loop | |
| 2988 return ; YES - done | |
| 2989 | |
| 0 | 2990 |
| 623 | 2991 |
| 2992 IFDEF _ccr_pscr | |
| 2993 | |
| 634 | 2994 ;----------------------------------------------------------------------------- |
| 2995 ; Setup everything to enter CCR/pSCR Dive Mode - Part 1 | |
| 2996 ; | |
| 604 | 2997 global dive_boot_cc |
| 0 | 2998 dive_boot_cc: |
| 631 | 2999 rcall get_first_dil_to_WREG ; get first diluent (1-5) into WREG |
| 3000 rcall setup_dil_registers ; set-up of diluent parameters for currently breathed diluent (with WREG = current diluent 1-5) | |
| 3001 rcall deco_setup_cc_diluents ; set-up of diluent list for deco calculations (with WREG = current diluent 1-5) | |
| 634 | 3002 return ; done |
| 3003 | |
| 3004 | |
| 3005 ;----------------------------------------------------------------------------- | |
| 3006 ; Helper Function - get first Diluent (1-5) into WREG | |
| 3007 ; | |
| 3008 global get_first_dil_to_WREG | |
| 3009 get_first_dil_to_WREG: ; gets first dil (1-5) into WREG | |
| 3010 lfsr FSR1,opt_dil_type ; load base address of the dil types | |
| 3011 clrf lo ; start with dil 0 | |
| 3012 get_first_dil_to_WREG2: | |
| 3013 movf lo,W ; set index | |
| 3014 movf PLUSW1,W ; get type of Dil (0=Disabled, 1=First, 2=Normal) | |
| 3015 sublw .1 ; is it of type First? | |
| 3016 bz get_first_dil_to_WREG3 ; YES - found the First dil | |
| 3017 incf lo,F ; NO - increment index | |
| 3018 movlw NUM_GAS+1 ; - get highest index+1 | |
| 3019 cpfseq lo ; - dils checked? | |
| 3020 bra get_first_dil_to_WREG2 ; NO - not yet | |
| 3021 movlw .1 ; YES - default to dil 1 | |
| 3022 movff WREG,opt_dil_type+0 ; - force it to be of type First | |
| 3023 return ; - done | |
| 3024 get_first_dil_to_WREG3: | |
| 3025 movf lo,W ; copy index of dil found to be the First to WREG | |
| 3026 incf WREG,W ; turn index into dil number (0-4 -> 1-5) | |
| 3027 return ; done | |
| 3028 | |
| 3029 | |
| 3030 ;----------------------------------------------------------------------------- | |
| 3031 ; Helper Function - load currently breathed Diluent into Deco Engine | |
| 3032 ; | |
| 3033 global setup_dil_registers | |
| 3034 setup_dil_registers: | |
| 3035 btfsc bailout_mode ; check if in bailout condition | --------------- FOR SAFETY ONLY -------------- | |
| 3036 bra setup_gas_registers ; revert to setting up OC gases in bailout condition | This branch should never happen to be taken... | |
| 3037 movwf active_dil ; set as current diluent | |
| 3038 movlw .6 ; diluent = gas6 ? | |
| 3039 cpfseq active_dil ; ... | |
| 3040 bra setup_dil_registers_15 ; NO - load diluent 1-5 | |
| 3041 | |
| 3042 ; load gas 6 | |
| 3043 movff opt_gas6_O2_ratio,char_I_O2_ratio ; copy gas6 O2 ratio to deco engine | |
| 3044 IFDEF _helium | |
| 3045 movff opt_gas6_He_ratio,char_I_He_ratio ; copy gas6 He ratio to deco engine | |
| 3046 ENDIF | |
| 3047 movlw .2 ; declare gas6 as a normal diluent | |
| 3048 movff WREG,char_I_current_gas_type ; copy gas type to deco engine | |
| 3049 movff depth_meter,char_I_gas6_depth ;set current depth as change depth | |
| 3050 bra setup_dil_registers_com ; continue with common part | |
| 3051 | |
| 3052 setup_dil_registers_15: | |
| 3053 lfsr FSR1,opt_dil_O2_ratio ; load base address of diluent data | |
| 3054 decf active_dil,W ; set index to O2 ratio of current diluent (1-5 -> 0-4) | |
| 3055 movff PLUSW1,char_I_O2_ratio ; copy O2 ratio to deco engine | |
| 3056 addlw .10 ; advance index from O2 ratio to He ratio | |
| 3057 IFDEF _helium | |
| 3058 movff PLUSW1,char_I_He_ratio ; copy He ratio to deco engine | |
| 3059 ENDIF | |
| 3060 addlw .10 ; advance index from He ratio to diluent type | |
| 3061 movff PLUSW1,char_I_current_gas_type ; copy diluent type (0=Disabled, 1=First, 2=Normal) | |
| 3062 setup_dil_registers_com: | |
| 3063 movff char_O_main_status,lo ; working copy of char_O_main_status in bank common | |
| 3064 bsf lo,DECO_MODE_LOOP_FLAG ; loop flag is set in both, CCR and pSCR mode | |
| 3065 bcf lo,DECO_MODE_PSCR_FLAG ; clear pSCR mode flag by default | |
| 3066 btfsc FLAG_pscr_mode ; check if we are in pSCR mode | |
| 3067 bsf lo,DECO_MODE_PSCR_FLAG ; YES - set additional flag for pSCR mode | |
| 3068 movff lo,char_O_main_status ; bank safe write-back of char_O_main_status | |
| 3069 movf active_dil,W ; reload WREG with diluent 1-5 or 6 (important!) | |
| 3070 return ; done | |
| 3071 | |
| 3072 | |
| 3073 ;----------------------------------------------------------------------------- | |
| 3074 ; Helper Function - load Diluents into Deco Engine (currently breathed dil in WREG) | |
| 3075 ; | |
| 3076 global deco_setup_cc_diluents | |
| 3077 deco_setup_cc_diluents: | |
| 3078 movff char_O_deco_status,lo ; working copy of char_O_deco_status in bank common | |
| 3079 deco_setup_cc_diluents_pre: ; entry point with lo preloaded | |
| 3080 btfsc bailout_mode ; check if in bailout condition | --------------- FOR SAFETY ONLY -------------- | |
| 3081 bra deco_setup_oc_gases_pre ; YES - revert to setting up OC gases | This branch should never happen to be taken... | |
| 3082 movff WREG,char_I_current_gas_num ; NO - set diluent to start with when doing the deco calculations | |
| 3083 ; | |
| 3084 ; Memory Map: | |
| 3085 ; --------------------------------------------------------------------------------- | |
| 3086 ; opt_gas_O2_ratio res NUM_GAS | | |
| 3087 ; opt_dil_O2_ratio res NUM_GAS | char_I_deco_O2_ratio res NUM_GAS | |
| 3088 ; opt_gas_He_ratio res NUM_GAS | | |
| 3089 ; opt_dil_He_ratio res NUM_GAS | char_I_deco_He_ratio res NUM_GAS | |
| 3090 ; opt_gas_type res NUM_GAS | | |
| 3091 ; opt_dil_type res NUM_GAS | char_I_deco_gas_type res NUM_GAS | |
| 3092 ; opt_gas_change res NUM_GAS | | |
| 3093 ; opt_dil_change res NUM_GAS | char_I_deco_gas_change res NUM_GAS | |
| 3094 ; | |
| 3095 lfsr FSR2,char_I_deco_O2_ratio ; load FSR2 with base address of char_I_deco_O2_ratio. | |
| 3096 ; FSR2 will step through all char_I_deco_... vars. | |
| 3097 lfsr FSR1,opt_dil_O2_ratio ; load FSR1 with base address of opt_dil_O2_ratio | |
| 3098 rcall deco_setup_copy ; copy all dil O2 ratios | |
| 3099 lfsr FSR1,opt_dil_He_ratio ; load FSR1 with base address of opt_dil_He_ratio | |
| 3100 rcall deco_setup_copy ; copy all dil He ratios | |
| 3101 lfsr FSR1,opt_dil_type ; load FSR1 with base address of opt_dil_type | |
| 3102 rcall deco_setup_copy ; copy all dil types | |
| 3103 lfsr FSR1,opt_dil_change ; load FSR1 with base address of opt_dil_change | |
| 3104 rcall deco_setup_copy ; copy all dil change depths | |
| 3105 ; switch to CCR / pSCR mode: | |
| 3106 bsf lo,DECO_MODE_LOOP_FLAG ; - loop flag is set in both, CCR and pSCR mode | |
| 3107 bcf lo,DECO_MODE_PSCR_FLAG ; - clear pSCR mode flag by default | |
| 3108 btfsc FLAG_pscr_mode ; - check if we are in pSCR mode | |
| 3109 bsf lo,DECO_MODE_PSCR_FLAG ; YES - set additional flag for pSCR mode | |
| 3110 movff lo,char_O_deco_status ; - bank safe write-back of char_O_deco_status | |
| 3111 return ; done | |
| 3112 | |
| 3113 | |
| 3114 ;----------------------------------------------------------------------------- | |
| 3115 ; Setup everything to enter CCR / pSCR Dive Mode - Part 2 | |
| 3116 ; | |
| 604 | 3117 dive_boot_cc_part2: |
| 560 | 3118 ; revoke sensors from usage if they do not have a valid calibration |
| 3119 bsf use_O2_sensor1 | |
| 3120 btfss sensor1_calibrated_ok | |
| 3121 bcf use_O2_sensor1 | |
| 634 | 3122 |
| 3123 bsf use_O2_sensor2 | |
| 560 | 3124 btfss sensor2_calibrated_ok |
| 3125 bcf use_O2_sensor2 | |
| 634 | 3126 |
| 3127 bsf use_O2_sensor3 | |
| 560 | 3128 btfss sensor3_calibrated_ok |
| 3129 bcf use_O2_sensor3 | |
| 623 | 3130 |
| 3131 IFDEF _external_sensor | |
| 604 | 3132 ; check for external HUD/ppO2 Monitor |
| 634 | 3133 btfss ext_input_optical ; do we have an optical input? |
| 604 | 3134 bra dive_boot_cc_part2_1 ; NO |
| 634 | 3135 btfsc sensor1_active ; YES - process flags from HUD/ppO2 Monitor |
| 623 | 3136 bsf use_O2_sensor1 ; - ... |
| 3137 btfsc sensor2_active ; - ... | |
| 3138 bsf use_O2_sensor2 ; - ... | |
| 3139 btfsc sensor3_active ; - ... | |
| 3140 bsf use_O2_sensor3 ; - ... | |
| 3141 ENDIF | |
| 3142 | |
| 604 | 3143 dive_boot_cc_part2_1: |
| 560 | 3144 ; In pSCR mode, only settings 0 (calculated ppO2) and 1 (ppO2 from sensors) are defined. |
| 604 | 3145 ; In case we still have 3 (auto SP) selected out of previous CCR mode, we reset to 0. |
| 634 | 3146 btfss FLAG_pscr_mode ; in pSCR mode? |
| 3147 bra dive_boot_cc_part2_2 ; NO | |
| 640 | 3148 movf dive_ccr_mode,W ; YES - get mode (=0: Fixed SP (CCR) / calculated SP (pSCR), =1: Sensor, =2: Auto SP) |
| 3149 sublw .2 ; dive_ccr_mode = 1 (Auto SP)? | |
| 634 | 3150 bnz dive_boot_cc_part2_2 ; NO - ok |
| 640 | 3151 clrf dive_ccr_mode ; YES - revert to calculated SP |
| 634 | 3152 |
| 604 | 3153 dive_boot_cc_part2_2: |
| 623 | 3154 bsf event_SP_change ; set setpoint event flag |
| 3155 | |
| 560 | 3156 ; Start with SP1 (CCR) or 0 (pSCR) as default. |
| 3157 ; If in sensor mode, this value will be overwritten by calc_deko_divemode_sensor | |
| 623 | 3158 clrf WREG ; pre-load WREG with setpoint value 0 for pSCR calculated |
| 3159 btfsc FLAG_ccr_mode ; in CCR mode? | |
| 3160 movff opt_setpoint_cbar+0,WREG ; YES - get value of setpoint 1 into WREG | |
| 582 | 3161 movff WREG,char_I_const_ppO2 ; write setpoint to deco engine |
| 634 | 3162 |
| 623 | 3163 IFDEF _external_sensor |
| 582 | 3164 call transmit_setpoint ; transmit current setpoint from WREG (in cbar) to external electronics |
| 634 | 3165 goto calc_deko_divemode_sensor ; process sensor readings and return |
| 623 | 3166 ELSE |
| 3167 return ; done | |
| 3168 ENDIF | |
| 3169 | |
| 3170 ENDIF ; _ccr_pscr | |
| 3171 | |
| 634 | 3172 |
| 623 | 3173 ;============================================================================= |
| 634 | 3174 dmode3 CODE |
| 3175 ;============================================================================= | |
| 3176 | |
| 3177 | |
| 3178 ;----------------------------------------------------------------------------- | |
| 3179 ; Initialize Dive Mode | |
| 3180 ; | |
| 0 | 3181 diveloop_boot: |
| 604 | 3182 ; do the basic initialization |
| 634 | 3183 call restart_set_modes_and_flags ; basic settings depending on deco mode |
| 3184 | |
| 3185 ; save on energy | |
| 3186 call I2C_sleep_compass ; stop accelerometer and compass | |
| 604 | 3187 |
| 623 | 3188 ; do an early initialization of all deco engine output variables to |
| 3189 ; avoid glitches in the display outputs during deco engine start-up | |
| 3190 call deco_init_output_vars; ; (C-code) | |
| 3191 banksel common ; back to bank common | |
| 3192 | |
| 634 | 3193 ; configure screen layout |
| 3194 TSTOSC opt_layout ; alternative layout enabled? | |
| 3195 bsf alt_layout_active ; YES - start with alternative layout | |
| 3196 | |
| 3197 ; configure tissue graphics | |
|
635
9a64914a8fca
3.10 re-release addressing some minor issues and language fixes
heinrichsweikamp
parents:
634
diff
changeset
|
3198 TSTOSC opt_tissue_graphics ; shall show: 0= pres+sat, 1= N2+He |
| 634 | 3199 bsf tissue_graphic_layout ; YES - show press+sat |
| 3200 TSTOSC char_I_model ; GF factors enabled? | |
| 3201 bsf tissue_graphic_gf ; YES - show GF lines | |
| 3202 | |
| 623 | 3203 ; reset max relative pressure (max depth) |
| 3204 bsf reset_max_pressure ; request ISR to reset the max pressure | |
| 3205 | |
| 640 | 3206 ; make working copy of opt_ccr_mode |
| 3207 movff opt_ccr_mode,dive_ccr_mode ; copy option setting | |
| 3208 | |
| 3209 | |
| 623 | 3210 IFDEF _min_depth_option |
| 3211 ; reset the resettable min/max relative pressure (trip-wise min/max depth) | |
| 3212 bsf reset_trip_pressure ; request ISR to reset the resettable min/max pressure | |
| 3213 ENDIF | |
| 3214 | |
| 604 | 3215 IFDEF _cave_mode |
| 623 | 3216 ; initialize the cave mode |
| 631 | 3217 bcf cave_mode ; disable cave mode by default |
| 3218 TSTOSC opt_cave_mode ; cave mode switched on? | |
| 3219 bsf cave_mode ; YES - enable cave mode | |
| 3220 | |
| 3221 bcf dive_turned ; dive is not turned yet | |
| 3222 bcf backtrack_almost_full ; backtracking storage is not almost full yet | |
| 3223 bcf backtrack_entire_full ; backtracking storage is not entirely full yet | |
| 3224 bsf waypoint_reached_first ; current waypoint is the first recorded waypoint | |
| 3225 bsf waypoint_reached_last ; current waypoint is the last recorded waypoint | |
| 3226 | |
| 3227 clrf backtrack_waypoint_num ; initialize the waypoint number | |
| 3228 clrf backtrack_waypoint_turn ; no turn point yet | |
| 3229 | |
| 3230 movlw .0 ; initialize backtracking index to first position in storage | |
| 3231 movff WREG,char_I_backtrack_index ; ... | |
| 3232 | |
| 3233 clrf depth_meter ; store initial depth data set with depth = surface | |
| 3234 call write_backtrack_1min_depth ; ... | |
| 3235 ENDIF ; _cave_mode | |
| 3236 | |
| 3237 ; base configuration of the deco engine | |
| 623 | 3238 clrf hi ; start with everything disabled |
| 631 | 3239 TSTOSC opt_ext_stops ; shall make extended stops? |
| 623 | 3240 bsf hi,DECO_EXTENDED_STOPS ; YES - enable extended stops |
| 604 | 3241 IFDEF _rx_functions |
| 623 | 3242 btfsc tr_functions_activated ; TR functions activated? |
| 3243 bsf hi,DECO_TR_FUNCTIONS ; YES - enable TR functions | |
| 604 | 3244 ENDIF |
| 631 | 3245 IFDEF _gas_contingency |
| 3246 ; set contingency mode on/off | |
| 3247 TSTOSC opt_gas_contingency_dive ; gas contingency for dive mode switched on? | |
| 3248 bsf hi,DECO_GAS_CONTINGENCY ; YES - activate gas contingency mode | |
| 3249 ENDIF ; _gas_contingency | |
| 604 | 3250 movff hi,char_O_main_status ; bank-safe copy to deco engine |
| 3251 | |
| 631 | 3252 clrf lo ; start with everything disabled |
| 3253 bsf lo,DECO_START_NORM ; set flag for doing a normal plan | |
| 3254 bsf lo,DECO_INITIALIZE ; set flag for initializing the deco engine | |
| 604 | 3255 movff lo,char_O_deco_status ; bank-safe copy back to deco engine |
| 0 | 3256 |
| 623 | 3257 ; disable "fast forward" function |
| 634 | 3258 movlw .0 ; set fast forward to zero |
| 3259 movff WREG,char_I_sim_advance_time; ... | |
| 623 | 3260 |
| 3261 ; write last stop depth to deco engine | |
| 631 | 3262 movff opt_last_stop,char_I_last_stop_depth |
| 623 | 3263 |
| 3264 ; initialize max depth for apnoe mode | |
| 634 | 3265 CLRI apnoe_max_pressure ; reset to zero |
| 623 | 3266 |
| 3267 ; reset minimum temperature, ISR-safe 2 byte copy | |
| 3268 SMOVII temperature_cur,temperature_min | |
| 3269 | |
| 3270 ; ISR-safe copy of start-of-dive date and time for logbook (6 bytes in total) | |
| 3271 SMOVSS rtc_year,start_year | |
| 3272 | |
| 3273 MOVII int_O_CNS_current,CNS_start ; save current CNS at beginning of dive, but | |
| 3274 bcf CNS_start+1,int_warning_flag ; without warning flag | |
| 3275 bcf CNS_start+1,int_attention_flag ; without attention flag | |
| 3276 | |
| 3277 ; save supersaturation at beginning of dive (only lower byte is used for value) | |
| 3278 movff int_O_lead_supersat+0,supersat_start | |
| 3279 | |
| 631 | 3280 clrf menu_pos_cur ; reset current menu position |
| 3281 clrf active_premenu ; no pre-menu task active | |
| 623 | 3282 |
| 3283 clrf safety_stop_countdown ; clear safety stop count-down | |
| 3284 | |
| 3285 CLRI last_pressure_velocity ; initialize last pressure for velocity calculation | |
| 3286 CLRI dive_timeout_timer ; initialize timeout counter | |
| 3287 | |
| 3288 movlw .1 ; initialize the sampling timer such that the 1st sampling ... | |
| 3289 movwf sampling_timer ; ... trigger will be given as soon as possible | |
| 3290 | |
| 3291 clrf message_page ; initialize message page counter | |
| 3292 clrf alarm_type ; clear all alarms | |
| 3293 | |
| 3294 ; clear the total dive average depth | |
| 3295 CLRI pressure_rel_avg_total ; average depth | |
| 3296 CLRI divesecs_avg_total ; time accumulator | |
| 3297 clrf pressure_rel_accu_total+0 ; depth accumulator | |
| 631 | 3298 clrf pressure_rel_accu_total+1 ; ... |
| 3299 clrf pressure_rel_accu_total+2 ; ... | |
| 3300 clrf pressure_rel_accu_total+3 ; ... | |
| 604 | 3301 |
| 3302 IFDEF _rx_functions | |
| 623 | 3303 |
| 3304 btfss tr_functions_activated ; TR functions activated? | |
| 604 | 3305 bra diveloop_boot_0 ; NO - skip TR function initialization |
| 623 | 3306 |
| 604 | 3307 banksel int_IO_pressure_value |
| 634 | 3308 |
| 3309 clrf WREG ; set WREG to coding for integer numbers -> data not available | |
| 3310 bsf WREG,int_not_avail_flag ; ... | |
| 623 | 3311 clrf int_IO_pressure_value+0 ; clear low byte of 1st pressure reading value |
| 3312 movwf int_IO_pressure_value+1 ; copy to high byte of 1st pressure reading value | |
| 3313 clrf int_IO_pressure_value+2 ; clear low byte of 2nd pressure reading value | |
| 3314 movwf int_IO_pressure_value+3 ; copy to high byte of 2nd pressure reading value | |
| 3315 clrf int_I_pressure_drop+0 ; clear low byte of 1st pressure drop value | |
| 3316 movwf int_I_pressure_drop+1 ; copy to high byte of 1st pressure drop value | |
| 3317 clrf int_I_pressure_drop+2 ; clear low byte of 2nd pressure drop value | |
| 3318 movwf int_I_pressure_drop+3 ; copy to high byte of 1st pressure drop value | |
| 604 | 3319 clrf char_I_pressure_gas+0 ; clear gas selection of 1st pressure reading |
| 3320 clrf char_I_pressure_gas+1 ; clear gas selection of 2nd pressure reading | |
| 3321 clrf char_I_pressure_age+0 ; clear age of 1st pressure reading | |
| 3322 clrf char_I_pressure_age+1 ; clear age of 2nd pressure reading | |
| 3323 clrf char_I_pressure_stat+0 ; clear status of 1st pressure reading | |
| 3324 clrf char_I_pressure_stat+1 ; clear status of 2nd pressure reading | |
| 623 | 3325 |
| 604 | 3326 banksel gas__last_1st ; select bank with vars for pressure drop calculation |
| 3327 setf gas__last_1st ; invalidate last gas of 1st reading | |
| 623 | 3328 setf gas__last_2nd ; invalidate last gas of 2nd reading |
| 3329 | |
| 604 | 3330 banksel common ; back to bank common |
| 623 | 3331 |
| 3332 ENDIF ; _rx_functions | |
| 3333 | |
| 604 | 3334 |
| 3335 diveloop_boot_0: | |
| 3336 setf best_gas_number ; initialize best gas as not computed yet (255) | |
| 623 | 3337 IFDEF _ccr_pscr |
| 604 | 3338 setf best_dil_number ; initialize best diluent as not computed yet (255) |
| 623 | 3339 ENDIF |
| 604 | 3340 |
| 3341 btfsc FLAG_oc_mode ; in OC mode? | |
| 634 | 3342 call dive_boot_oc ; YES - add OC mode settings |
| 604 | 3343 |
| 623 | 3344 IFDEF _ccr_pscr |
| 604 | 3345 btfsc FLAG_ccr_mode ; in CCR mode? |
| 634 | 3346 call dive_boot_cc ; YES - add CC mode settings |
| 604 | 3347 btfsc FLAG_ccr_mode ; in CCR mode? |
| 634 | 3348 call dive_boot_cc_part2 ; YES - add CC sensor and SP settings |
| 604 | 3349 |
| 3350 btfsc FLAG_pscr_mode ; in pSCR mode? | |
| 634 | 3351 call dive_boot_cc ; YES - add CC mode settings |
| 604 | 3352 btfsc FLAG_pscr_mode ; in pSCR mode? |
| 634 | 3353 call dive_boot_cc_part2 ; YES - add CC sensor and SP settings |
| 623 | 3354 ENDIF |
| 604 | 3355 |
| 631 | 3356 bcf bailout_mode ; not in bailout mode |
| 3357 | |
| 604 | 3358 call ghostwriter_short_header ; write short header with dive number into profile memory |
| 623 | 3359 call init_recording_params ; set up all the divisors for dive data recording |
| 3360 | |
| 3361 ; setup gas selector flag (required to have better gas working) | |
| 3362 bsf is_diluent_menu ; default to using diluents | |
| 3363 btfsc FLAG_ccr_mode ; in CCR mode? | |
| 3364 bra diveloop_boot_3 ; YES - default was right | |
| 3365 btfsc FLAG_pscr_mode ; in pSCR mode? | |
| 3366 bra diveloop_boot_3 ; YES - default was right | |
| 3367 bcf is_diluent_menu ; NO to both - revert to using OC gases | |
| 604 | 3368 |
| 3369 diveloop_boot_3: | |
| 582 | 3370 bcf LEDg ; switch off green LED / release reset to RX circuitry |
| 604 | 3371 bcf LEDr ; switch off red LED |
| 623 | 3372 |
| 3373 btfss sensor_override_active ; in simulator mode? | |
| 604 | 3374 call disable_rs232 ; NO - disable RS232 |
| 3375 | |
| 3376 IFDEF _screendump | |
| 623 | 3377 btfsc screen_dump_avail ; screen dump function enabled? |
| 3378 call enable_rs232 ; enable interface (also sets CPU speed to normal) | |
| 604 | 3379 ENDIF |
| 3380 | |
| 623 | 3381 clrf apnoe_surface_mins ; clear apnoe surface time, minutes (8 bit) |
| 3382 clrf apnoe_surface_secs ; clear apnoe surface time, seconds (8 bit) | |
| 3383 clrf apnoe_dive_mins ; clear apnoe dive time, minutes (8 bit) | |
| 3384 clrf apnoe_dive_secs ; clear apnoe dive time, seconds (8 bit) | |
| 654 | 3385 clrf apnoe_dive_counter ; clear apnoe #dive counter (8 bit) |
| 604 | 3386 |
| 3387 return ; done with dive mode boot | |
| 3388 | |
| 3389 | |
| 3390 ;============================================================================= | |
| 634 | 3391 dmode4 CODE |
| 3392 ;============================================================================= | |
| 3393 | |
| 3394 | |
| 3395 ;----------------------------------------------------------------------------- | |
| 3396 ; Check all Sorts of Parameters and issue Warnings and Attentions if applicable | |
| 3397 ; | |
| 623 | 3398 divemode_check_warnings: |
| 604 | 3399 movlw .1 ; one message at a time in alternative layout |
| 623 | 3400 btfss alt_layout_active ; in alternative layout? |
| 3401 movlw .2 ; NO - two messages at a time in normal layout | |
| 634 | 3402 cpfsgt message_counter ; had more than 1 / 2 messages in the last round? |
| 623 | 3403 bra divemode_check_warnings1 ; NO - update messages every second |
| 3404 | |
| 3405 ; ; YES - update every 4 seconds: | |
| 631 | 3406 ; btfss timebase_1sec ; - on second 1 or 3 ? |
| 623 | 3407 ; return ; NO - no update in this cycle |
| 3408 ; btfss timebase_2sec ; YES - on second 3 ? | |
| 3409 ; return ; NO - no update in this cycle | |
| 3410 ; ;bra divemode_check_warnings1 ; YES - update messages | |
| 3411 | |
| 634 | 3412 ; YES - update every 2 seconds |
| 623 | 3413 btfsc timebase_1sec ; - on even second? |
| 3414 return ; NO - done | |
| 3415 ;bra divemode_check_warnings1 ; YES - update messages | |
| 3416 | |
| 3417 divemode_check_warnings1: | |
| 604 | 3418 clrf message_counter ; clear message counter |
| 3419 | |
| 3420 ; messages sorted by severity: highest severity warnings first, then attentions, advices and last info | |
| 3421 | |
| 3422 ; warnings for all modes | |
| 634 | 3423 call check_battery ; check battery status |
| 3424 rcall check_depth_limit ; check current depth | |
| 3425 call check_divetimeout ; check dive timeout | |
| 604 | 3426 |
| 623 | 3427 btfsc FLAG_apnoe_mode ; in apnoe mode? |
| 634 | 3428 bra divemode_check_warnings2 ; YES - skip deco mode checks |
| 623 | 3429 |
| 604 | 3430 btfsc FLAG_gauge_mode ; in gauge mode? |
| 634 | 3431 bra divemode_check_warnings2 ; YES - skip deco mode checks |
| 604 | 3432 |
| 3433 ; warnings applicable only in deco modes | |
| 631 | 3434 |
| 3435 IFDEF _cave_mode | |
| 3436 rcall check_cavemode ; check cave mode status | |
| 3437 ENDIF | |
| 3438 | |
| 634 | 3439 rcall check_display_ftts ; show fTTS time (or cave mode cTTS) |
| 3440 rcall check_ppO2 ; check ppO2 | |
| 0 | 3441 |
| 623 | 3442 IFDEF _external_sensor |
| 634 | 3443 rcall check_ext_sensors ; check external sensors |
| 623 | 3444 ENDIF |
| 582 | 3445 |
| 604 | 3446 rcall check_outside ; check of ZHL16 model violation |
| 560 | 3447 |
| 634 | 3448 IFDEF _ccr_pscr |
| 623 | 3449 btfsc FLAG_ccr_mode ; in CCR mode? |
| 3450 rcall check_OC_gas_avail ; YES - check if a breathable OC (bailout) gas is available | |
| 3451 btfsc FLAG_pscr_mode ; in pSCR mode? | |
| 3452 rcall check_OC_gas_avail ; YES - check if a breathable OC (bailout) gas is available | |
| 634 | 3453 ENDIF |
| 604 | 3454 |
| 3455 btfsc decostop_active ; in deco mode? | |
| 634 | 3456 rcall check_saturation ; YES - check tissue saturation |
| 604 | 3457 |
| 3458 rcall check_mbubbles ; check for micro bubbles | |
| 634 | 3459 rcall check_cns_violation_now ; check current CNS value |
| 3460 rcall check_cns_violation_eod ; check end-of-dive CNS value (needs to be done after check_cns_violation_now) | |
| 3461 rcall check_gas_needs ; check for gas needs | |
| 3462 rcall check_gas_change ; check for diluent or gas change advice | |
| 3463 | |
| 3464 IFDEF _ccr_pscr | |
| 3465 btfsc FLAG_ccr_mode ; in CCR mode? | |
| 3466 rcall check_gas_density ; YES - check gas density | |
| 3467 btfsc FLAG_pscr_mode ; in pSCR mode? | |
| 3468 rcall check_gas_density ; YES - check gas density | |
| 3469 ENDIF | |
| 604 | 3470 |
| 623 | 3471 btfsc use_aGF ; using alternative GF factors? |
| 634 | 3472 rcall remind_agf_in_use ; YES - show reminder |
| 582 | 3473 |
| 623 | 3474 divemode_check_warnings2: |
| 634 | 3475 |
| 604 | 3476 IFDEF _rx_functions |
| 623 | 3477 btfss tr_functions_activated ; TR functions activated? |
| 3478 bra divemode_check_warnings3 ; NO - skip | |
| 3479 call check_tr_functions ; YES - check transmitter functions | |
| 3480 call check_tr_messages ; - check SAC attention and switch advice | |
| 604 | 3481 ENDIF |
| 3482 | |
| 623 | 3483 divemode_check_warnings3: |
| 634 | 3484 |
| 3485 ; compute if an advice / attention / warning sign shall be shown | |
| 3486 rcall divemode_check_sign | |
| 3487 | |
| 3488 ; increment message page number | |
| 623 | 3489 incf message_page,F ; increment page number |
| 3490 bcf STATUS,C ; clear carry bit | |
| 3491 movf message_page,W ; get page number into WREG | |
| 3492 btfss alt_layout_active ; in alternative layout? | |
| 3493 rlcf WREG,W ; NO - each page can take two messages | |
| 3494 cpfsgt message_counter ; number of actual messages > message capacity ? | |
| 3495 clrf message_page ; NO - all messages could be shown, restart from first page next time | |
| 604 | 3496 |
| 634 | 3497 ; clear both rows of messages if there is nothing to show at all |
| 623 | 3498 tstfsz message_counter ; any message to show? |
| 3499 bra divemode_check_warnings4 ; YES - look if second row needs to be cleared | |
| 3500 bsf FLAG_TFT_message_clear_both ; NO - request clearing of left-over messages | |
| 3501 return ; - done | |
| 3502 | |
| 3503 divemode_check_warnings4: | |
| 634 | 3504 ; clear 2nd row of messages if there is nothing to show (on this page) |
| 623 | 3505 btfss message_2nd_row_used ; does the 2nd row contain a message? |
| 3506 bsf FLAG_TFT_message_clear_2nd ; NO - set flag to clear the 2nd row | |
| 3507 return ; done | |
| 3508 | |
| 634 | 3509 |
| 623 | 3510 ;----------------------------------------------------------------------------- |
| 634 | 3511 ; Helper Function - check if an Advice / Attention / Warning Sign shall be shown |
| 3512 ; | |
| 3513 divemode_check_sign: | |
| 3514 ; clear sign flags | |
| 3515 bcf sign_advice ; clear flag for showing advice sign | |
| 3516 bcf sign_attention ; clear flag for showing attention sign | |
| 3517 bcf sign_warning ; clear flag for showing warning sign | |
| 3518 | |
| 3519 ; check for new advices | |
| 3520 movf DM_flags_advc_det,W ; get current advices | |
| 3521 andwf DM_flags_advc_ack,W ; keep only those acknowledgments that have current advices | |
| 3522 movwf DM_flags_advc_ack ; store updated acknowledgments | |
| 3523 xorwf DM_flags_advc_det,W ; find advices that have not been acknowledged yet | |
| 3524 tstfsz WREG ; any new advice? | |
| 3525 bsf sign_advice ; YES - set flag for showing advice sign | |
| 3526 | |
| 3527 ; check for new attentions (1) | |
| 3528 movf DM_flags_att1_det,W ; get current attentions | |
| 3529 andwf DM_flags_att1_ack,W ; keep only those acknowledgments that have current attentions | |
| 3530 movwf DM_flags_att1_ack ; store updated acknowledgments | |
| 3531 xorwf DM_flags_att1_det,W ; find attentions that have not been acknowledged yet | |
| 3532 tstfsz WREG ; any new attention? | |
| 3533 bsf sign_attention ; YES - set flag for showing attention sign | |
| 3534 | |
| 3535 ; check for new attentions (2) | |
| 3536 movf DM_flags_att2_det,W ; get current attentions | |
| 3537 andwf DM_flags_att2_ack,W ; keep only those acknowledgments that have current attentions | |
| 3538 movwf DM_flags_att2_ack ; store updated acknowledgments | |
| 3539 xorwf DM_flags_att2_det,W ; find attentions that have not been acknowledged yet | |
| 3540 tstfsz WREG ; any new attention? | |
| 3541 bsf sign_attention ; YES - set flag for showing attention sign | |
| 3542 | |
| 3543 ; check for new attentions (3) | |
| 3544 movf DM_flags_att3_det,W ; get current attentions | |
| 3545 andwf DM_flags_att3_ack,W ; keep only those acknowledgments that have current attentions | |
| 3546 movwf DM_flags_att3_ack ; store updated acknowledgments | |
| 3547 xorwf DM_flags_att3_det,W ; find attentions that have not been acknowledged yet | |
| 3548 tstfsz WREG ; any new attention? | |
| 3549 bsf sign_attention ; YES - set flag for showing attention sign | |
| 3550 | |
| 3551 ; check for new warnings (1) | |
| 3552 movf DM_flags_war1_det,W ; get current warnings | |
| 3553 andwf DM_flags_war1_ack,W ; keep only those acknowledgments that have current warnings | |
| 3554 movwf DM_flags_war1_ack ; store updated acknowledgments | |
| 3555 xorwf DM_flags_war1_det,W ; find warnings that have not been acknowledged yet | |
| 3556 tstfsz WREG ; any new warning? | |
| 3557 bsf sign_warning ; YES - set flag for showing warning sign | |
| 3558 | |
| 3559 ; check for new warnings (2) | |
| 3560 movf DM_flags_war2_det,W ; get current warnings | |
| 3561 andwf DM_flags_war2_ack,W ; keep only those acknowledgments that have current warnings | |
| 3562 movwf DM_flags_war2_ack ; store updated acknowledgments | |
| 3563 xorwf DM_flags_war2_det,W ; find warnings that have not been acknowledged yet | |
| 3564 tstfsz WREG ; any new warning? | |
| 3565 bsf sign_warning ; YES - set flag for showing warning sign | |
| 3566 | |
| 3567 ; show or clear the advice / attention / warning sign | |
| 3568 btfsc sign_advice ; shall show advice sign? | |
| 3569 bsf FLAG_TFT_sign_show ; YES - show sign | |
| 3570 btfsc sign_attention ; shall show attention sign? | |
| 3571 bsf FLAG_TFT_sign_show ; YES - show sign | |
| 3572 btfsc sign_warning ; shall show warning sign? | |
| 3573 bsf FLAG_TFT_sign_show ; YES - show sign | |
| 3574 btfss FLAG_TFT_sign_show ; shall show any sign? | |
| 3575 bsf FLAG_TFT_sign_clear ; NO - then clear the sign | |
| 3576 | |
| 3577 return ; done | |
| 3578 | |
| 3579 | |
| 3580 ;----------------------------------------------------------------------------- | |
| 3581 ; Check Battery Power | |
| 3582 ; | |
| 3583 global check_battery | |
| 3584 check_battery: | |
| 3585 bcf warn_det_batt_low ; clear warning for battery low | |
| 623 | 3586 movlw battery_show_level+1 ; get threshold for showing battery level, incremented by 1 |
| 628 | 3587 cpfslt batt_percent ; battery percentage ok? |
| 634 | 3588 return ; YES - done |
| 3589 btfsc battery_low_condition ; NO - battery low condition detected? | |
| 3590 bsf warn_det_batt_low ; YES - set warning for battery low | |
| 3591 movf active_customview,W ; - get current custom view | |
| 3592 xorlw index_clock_batt_surfpress ; - battery shown in custom view? | |
| 3593 bnz check_battery_mesg ; NO - show message | |
| 3594 return ; YES - do not show twice, done | |
| 3595 | |
| 3596 check_battery_mesg: | |
| 3597 incf message_counter,F ; increase message counter | |
| 3598 goto TFT_message_battery_percent ; show message for battery low (battery percent) and return | |
| 3599 | |
| 3600 | |
| 3601 ;----------------------------------------------------------------------------- | |
| 3602 ; Show Dive Timeout Counter if Dive Time is not counted | |
| 3603 ; | |
| 55 | 3604 check_divetimeout: |
| 623 | 3605 btfsc count_divetime ; is dive time counted? |
| 634 | 3606 return ; YES - nothing to do, done |
| 3607 incf message_counter,F ; NO - increase message counter | |
| 3608 goto TFT_message_divetimeout ; - show timeout counter and return | |
| 3609 | |
| 3610 | |
| 3611 ;----------------------------------------------------------------------------- | |
| 3612 ; Check ppO2 of all Gases / Diluents in use | |
| 3613 ; | |
| 560 | 3614 check_ppO2: |
| 623 | 3615 IFDEF _ccr_pscr |
| 634 | 3616 ; check if breathing from the loop |
| 3617 btfsc FLAG_oc_mode ; in OC mode? | |
| 604 | 3618 bra check_ppO2_1 ; YES - continue with breathed gas |
| 623 | 3619 btfsc bailout_mode ; NO - in bailout? |
| 604 | 3620 bra check_ppO2_1 ; YES - continue with breathed gas |
| 634 | 3621 ; CCR / pSCR mode - check the pure diluent |
| 3622 bcf warn_det_ppO2_diluent ; clear warning for pure diluent ppO2 | |
| 3623 bcf attn_det_ppo2_diluent ; clear attention for pure diluent ppO2 | |
| 623 | 3624 MOVII int_O_pure_ppO2,mpr ; get value and attention/warning flags for the pure diluent |
| 634 | 3625 btfsc hi,int_warning_flag ; ppO2 of the pure diluent in warning state? |
| 3626 bra check_ppO2_dil_warn ; YES - show warning | |
| 604 | 3627 btfsc hi,int_attention_flag ; ppO2 of the pure diluent in attention state? |
| 634 | 3628 bra check_ppO2_dil_attn ; YES - show attention |
| 3629 bra check_ppO2_1 ; continue with checking breathed gas | |
| 3630 | |
| 3631 check_ppO2_dil_warn: | |
| 3632 bsf warn_det_ppO2_diluent ; set warning for pure diluent ppO2 | |
| 3633 rcall check_ppO2_show_mesg ; show ppO2 message | |
| 3634 bra check_ppO2_1 ; continue with checking breathed gas | |
| 3635 | |
| 3636 check_ppO2_dil_attn: | |
| 3637 bsf attn_det_ppo2_diluent ; set attention for pure diluent ppO2 | |
| 3638 rcall check_ppO2_show_mesg ; show ppO2 message | |
| 3639 ;bra check_ppO2_1 ; continue with checking breathed gas | |
| 3640 ENDIF ; _ccr_pscr | |
| 3641 | |
| 604 | 3642 check_ppO2_1: |
| 634 | 3643 ; all modes - check breathed gas (OC or loop) |
| 3644 bcf attn_det_ppo2_breathed ; clear attention for breathed ppO2 | |
| 3645 bcf warn_det_ppO2_breathed ; clear warning for breathed ppO2 | |
| 623 | 3646 MOVII int_O_breathed_ppO2,mpr ; get value and attention/warning flags for the breathed gas |
| 604 | 3647 btfsc hi,int_attention_flag ; breathed ppO2 in attention state (when in loop mode, no attention will be generated)? |
| 634 | 3648 bra check_ppO2_breath_attn ; YES - set attention flag and show ppO2 |
| 3649 btfsc hi,int_low_flag ; NO - breathed ppO2 too low? | |
| 3650 bra check_ppO2_breath_warn_low ; YES - record the warning and show ppO2 | |
| 3651 btfsc hi,int_high_flag ; NO - breathed ppO2 too high? | |
| 3652 bra check_ppO2_breath_warn_high ; YES - record the warning and show ppO2 | |
| 3653 bra check_ppO2_breath_ok ; NO - ppO2 is ok | |
| 3654 | |
| 3655 check_ppO2_breath_attn: | |
| 3656 bsf attn_det_ppo2_breathed ; set attention for breathed ppO2 | |
| 3657 bra check_ppO2_show ; show ppO2 message | |
| 3658 | |
| 3659 check_ppO2_breath_warn_low: | |
| 582 | 3660 movlw d'4' ; set type of alarm (ppO2 low) |
| 634 | 3661 bra check_ppO2_breath_common ; continue with common part |
| 3662 | |
| 3663 check_ppO2_breath_warn_high: | |
| 560 | 3664 movlw d'5' ; set type of alarm (ppO2 high) |
| 634 | 3665 ;bra check_ppO2_breath_common ; continue with common part |
| 3666 | |
| 3667 check_ppO2_breath_common: | |
| 623 | 3668 movwf alarm_type ; copy alarm type to alarm register |
| 634 | 3669 bsf event_occured ; set event flag |
| 3670 bsf warn_det_ppO2_breathed ; set warning for breathed ppO2 | |
| 3671 bra check_ppO2_show ; show ppO2 message | |
| 3672 | |
| 3673 check_ppO2_breath_ok: | |
| 3674 TSTOSS opt_showppo2 ; shall always show ppO2 (0 = no, 1 = yes) | |
| 3675 return ; NO - done | |
| 3676 ;bra check_ppO2_show ; YES - show ppO2 message | |
| 3677 | |
| 3678 check_ppO2_show: | |
| 631 | 3679 IFDEF _ccr_pscr |
| 634 | 3680 btfsc FLAG_oc_mode ; in OC mode? |
| 3681 bra check_ppO2_show_1 ; YES - show ppO2 message | |
| 3682 btfsc bailout_mode ; in bailout mode? | |
| 3683 bra check_ppO2_show_1 ; YES - show ppO2 message | |
| 604 | 3684 return ; NO - in loop mode, ppO2 is already shown via setpoint display |
| 634 | 3685 ENDIF |
| 3686 check_ppO2_show_1: | |
| 3687 movf active_customview,W ; get current custom view | |
| 3688 xorlw index_ppo2_ead_end_cns ; ppO2 shown already via custom view? | |
| 3689 bz check_ppO2_done ; YES - done | |
| 3690 movf active_customview,W ; get current custom view (again) | |
| 3691 xorlw index_pscr_info ; ppO2 shown already via custom view? | |
| 3692 bz check_ppO2_done ; YES - done | |
| 3693 ;bra check_ppO2_show_mesg ; NO - show ppO2 message | |
| 3694 | |
| 3695 check_ppO2_show_mesg: | |
| 3696 incf message_counter,F ; increase message counter | |
| 3697 goto TFT_message_ppo2 ; show ppO2 message and return | |
| 3698 | |
| 3699 check_ppO2_done: | |
| 3700 return ; done | |
| 3701 | |
| 3702 | |
| 3703 ;----------------------------------------------------------------------------- | |
| 3704 ; Show fTTS Message | |
| 3705 ; | |
| 604 | 3706 check_display_ftts: |
| 631 | 3707 IFDEF _ccr_pscr |
| 3708 btfsc bailout_mode ; in bailout mode? | |
| 3709 return ; YES - in bailout no fTTS is computed, done | |
| 3710 ENDIF | |
| 623 | 3711 btfss count_divetime ; is dive time counted? |
| 631 | 3712 return ; NO - omit, done |
| 623 | 3713 movff char_I_extra_time,lo ; YES - get extra time |
| 3714 tstfsz lo ; - extra time > 0 ? | |
| 634 | 3715 bra check_display_ftts_mesg ; YES - show fTTS |
| 631 | 3716 return ; NO - no fTTS computed, done |
| 634 | 3717 |
| 3718 check_display_ftts_mesg: | |
| 631 | 3719 incf message_counter,F ; increase counter |
| 634 | 3720 goto TFT_message_ftts ; show @+x time |
| 3721 | |
| 3722 | |
| 3723 ;----------------------------------------------------------------------------- | |
| 3724 ; check current CNS Value | |
| 3725 ; | |
| 3726 global check_cns_violation_now | |
| 3727 check_cns_violation_now: | |
| 3728 bcf warn_det_cns_current ; clear warning for CNS | |
| 3729 bcf attn_det_cns_current ; clear attention for CNS | |
| 623 | 3730 movff int_O_CNS_current+1,WREG ; get current CNS, high byte |
| 582 | 3731 btfsc WREG,int_warning_flag ; warning flag set? |
| 634 | 3732 bra check_cns_violation_now_warn; YES - show a warning |
| 3733 btfsc WREG,int_attention_flag ; attention flag set? | |
| 3734 bra check_cns_violation_now_attn; YES - show an attention | |
| 3735 return ; NO - done | |
| 3736 | |
| 3737 check_cns_violation_now_warn: | |
| 3738 bsf warn_det_cns_current ; set warning for CNS | |
| 3739 bra check_cns_violation_now_mesg; show message | |
| 3740 | |
| 3741 check_cns_violation_now_attn: | |
| 3742 bsf attn_det_cns_current ; set attention for CNS | |
| 3743 ;bra check_cns_violation_now_mesg; show message | |
| 3744 | |
| 3745 check_cns_violation_now_mesg: | |
| 628 | 3746 IFNDEF _helium |
| 634 | 3747 movf active_customview,W ; get current custom view |
| 3748 xorlw index_ppo2_ead_end_cns ; CNS shown? | |
| 3749 bz check_cns_violation_now_done; YES - done | |
| 628 | 3750 ENDIF |
| 634 | 3751 movf active_customview,W ; get current custom view (again) |
| 3752 xorlw index_CNS ; CNS shown? | |
| 3753 bz check_cns_violation_now_done; YES - done | |
| 3754 incf message_counter,F ; NO - increase counter | |
| 3755 goto TFT_message_cns ; - show message and return | |
| 3756 | |
| 3757 check_cns_violation_now_done: | |
| 3758 return ; done | |
| 3759 | |
| 3760 | |
| 3761 ;----------------------------------------------------------------------------- | |
| 3762 ; check end-of-Dive CNS Value | |
| 3763 ; | |
| 3764 global check_cns_violation_eod | |
| 3765 check_cns_violation_eod: | |
| 3766 bcf attn_det_cns_eod ; clear attention for end-of-dive CNS | |
| 3767 btfsc warn_det_cns_current ; current CNS value in warning state? | |
| 3768 return ; YES - inhibit end-of-dive CNS checks if current CNS is already in warning | |
| 3769 ;bra check_cns_violation_eod_norm; NO - check normal plan | |
| 3770 | |
| 3771 check_cns_violation_eod_norm: | |
| 623 | 3772 movff int_O_CNS_norm+1,WREG ; get CNS at end of dive in normal plan, high byte |
| 560 | 3773 btfsc WREG,int_invalid_flag ; flag for invalid value set? |
| 634 | 3774 bra check_cns_violation_eod_alt ; YES - continue with checking alternative plan |
| 582 | 3775 btfsc WREG,int_warning_flag ; NO - flag for warning set? |
| 634 | 3776 bra check_cns_violation_eod_warn; YES - show message |
| 3777 ;bra check_cns_violation_eod_alt ; NO - check alternative plan | |
| 3778 | |
| 3779 check_cns_violation_eod_alt: | |
| 623 | 3780 movff int_O_CNS_alt+1,WREG ; get CNS at end of dive in alternative plan, high byte |
| 560 | 3781 btfsc WREG,int_invalid_flag ; flag for invalid value set? |
| 634 | 3782 return ; YES - done |
| 560 | 3783 btfsc WREG,int_warning_flag ; NO - flag for warning set? |
| 634 | 3784 bra check_cns_violation_eod_warn; YES - show message |
| 3785 return ; NO - done | |
| 3786 | |
| 3787 check_cns_violation_eod_warn: | |
| 3788 bsf attn_det_cns_eod ; set attention(!) for end-of-dive CNS | |
| 3789 movf active_customview,W ; get current custom view | |
| 3790 xorlw index_CNS ; CNS shown? | |
| 3791 bz check_cns_violation_eod_done; YES - done | |
| 3792 incf message_counter,F ; NO - increase message counter | |
| 3793 goto TFT_message_cns_eod ; - show message for end-of-dive CNS and return | |
| 3794 | |
| 3795 check_cns_violation_eod_done: | |
| 3796 return ; done | |
| 3797 | |
| 3798 | |
| 3799 ;----------------------------------------------------------------------------- | |
| 3800 ; Check current Tissue Supersaturation | |
| 3801 ; | |
| 3802 global check_saturation | |
| 3803 check_saturation: | |
| 3804 bcf attn_det_saturation ; clear attention for saturation | |
| 3805 bcf warn_det_saturation ; clear warning for saturation | |
| 3806 bcf attn_det_ibcd ; clear attention for IBCD | |
| 3807 movff int_O_lead_supersat+1,WREG ; get upper byte of leading tissue's supersaturation | |
| 3808 btfss WREG,int_warning_flag ; warning flag set? | |
| 3809 bra check_saturation_1 ; NO - continue with checking for attention flag | |
| 3810 movlw d'2' ; YES - set type of alarm | |
| 3811 movwf alarm_type ; - copy to alarm register | |
| 3812 bsf event_occured ; - set event flag | |
| 3813 bsf warn_det_saturation ; - set warning | |
| 3814 bra check_saturation_mesg ; - show saturation message | |
| 3815 | |
| 3816 check_saturation_1: | |
| 3817 btfss WREG,int_attention_flag ; attention flag set? | |
| 3818 bra check_saturation_2 ; NO - continue with checking for IBCD | |
| 3819 bsf attn_det_saturation ; YES - set attention | |
| 3820 bra check_saturation_mesg ; - show saturation message | |
| 3821 | |
| 3822 check_saturation_2: | |
| 3823 IFDEF _helium | |
| 3824 TSTOSS opt_enable_IBCD ; IBCD warning activated? | |
| 3825 bra check_saturation_3 ; NO - continue with checking deco info | |
| 3826 movff char_O_deco_warnings,WREG ; YES - get the deco warnings vector | |
| 3827 btfss WREG,IBCD_warning ; - IBCD warning flag set? | |
| 3828 bra check_saturation_3 ; NO - continue with checking deco info | |
| 3829 bsf attn_det_ibcd ; YES - set attention | |
| 3830 bra check_saturation_mesg ; - show saturation message | |
| 3831 ENDIF | |
| 3832 | |
| 3833 check_saturation_3: | |
| 3834 btfss divemode ; in dive mode? | |
| 3835 return ; NO - done | |
| 631 | 3836 IFDEF _ccr_pscr |
| 634 | 3837 btfsc bailout_mode ; YES - in bailout mode? |
| 3838 return ; YES - done (deco zone flag is not updated when in bailout mode) | |
| 631 | 3839 ENDIF |
| 650 | 3840 TSTOSS opt_warning_level_divemode ; Warning level set to =1 "All" ? |
| 3841 return ; NO, skip warning/advise then | |
| 634 | 3842 movff char_O_deco_info,WREG ; NO - get the deco info vector |
| 3843 btfss WREG,deco_zone ; deco zone flag set? | |
| 3844 return ; NO - done | |
| 3845 btfsc use_aGF ; YES - using alternative GF factors? | |
| 3846 return ; YES - suppress deco zone info | |
| 3847 btfsc alt_layout_active ; NO - in alternative layout? | |
| 3848 return ; YES - suppress deco zone info | |
| 3849 incf message_counter,F ; NO - increase message counter | |
| 3850 goto TFT_message_deco_info ; - show deco info and return | |
| 3851 | |
| 3852 check_saturation_mesg: | |
| 3853 IFDEF _helium | |
| 3854 btfss attn_det_ibcd ; IBCD detected? | |
| 3855 bra check_saturation_mesg_1 ; NO - show saturation message | |
| 3856 incf message_counter,F ; YES - increase message counter | |
| 3857 call TFT_message_IBCD ; - show IBCD message | |
| 3858 ENDIF | |
| 3859 check_saturation_mesg_1: | |
| 3860 incf message_counter,F ; increase message counter | |
| 3861 goto TFT_message_saturation ; show saturation message and return | |
| 3862 | |
| 3863 | |
| 3864 ;----------------------------------------------------------------------------- | |
| 3865 ; Check Depth Limit | |
| 3866 ; | |
| 623 | 3867 check_depth_limit: |
| 634 | 3868 bcf warn_det_depth_limit ; clear warning by default |
| 623 | 3869 movff opt_max_depth,WREG ; get depth limit |
| 3870 cpfsgt depth_meter ; current depth > depth limit? | |
| 634 | 3871 return ; NO - done |
| 3872 bsf warn_det_depth_limit ; YES - set warning | |
| 650 | 3873 TSTOSS opt_warning_level_divemode ; Warning level set to =1 "All" ? |
| 3874 return ; NO, skip warning/advise then | |
| 634 | 3875 incf message_counter,F ; - increase message counter |
| 3876 goto TFT_message_depth_limit ; - show message | |
| 3877 | |
| 3878 | |
| 3879 ;----------------------------------------------------------------------------- | |
| 650 | 3880 ; Check Bühlmann Model Violation |
| 634 | 3881 ; |
| 604 | 3882 check_outside: |
| 634 | 3883 bcf warn_det_outside ; clear warning |
| 3884 bcf attn_det_outside ; clear attention | |
| 604 | 3885 movff char_O_deco_warnings,WREG ; bank-safe copy of deco warnings |
| 634 | 3886 btfss WREG,outside_warning ; currently outside the ZH-L16 model? |
| 3887 bra check_outside_1 ; NO | |
| 3888 bsf warn_det_outside ; YES - set warning | |
| 3889 bra check_outside_mesg ; - show message | |
| 3890 | |
| 3891 check_outside_1: | |
| 3892 btfss WREG,outside_warning_lock ; had been outside of the ZH-L16 model? | |
| 604 | 3893 return ; NO - done |
| 634 | 3894 bsf attn_det_outside ; YES - set attention |
| 3895 ;bra check_outside_mesg ; - show message | |
| 3896 | |
| 3897 check_outside_mesg: | |
| 3898 incf message_counter,F ; increase message counter | |
| 3899 goto TFT_message_outside ; show message and return | |
| 3900 | |
| 3901 | |
| 3902 ;----------------------------------------------------------------------------- | |
| 3903 ; Check raised Probability for Micro-Bubbles | |
| 3904 ; | |
| 604 | 3905 global check_mbubbles |
| 3906 check_mbubbles: | |
| 634 | 3907 bcf warn_det_microbubble ; clear warning |
| 3908 bcf attn_det_microbubble ; clear attention | |
| 604 | 3909 movff char_O_deco_warnings,WREG ; bank-safe copy for deco warnings |
| 634 | 3910 btfss WREG,mbubble_warning ; currently in micro bubbling zone? |
| 3911 bra check_mbubbles_1 ; NO | |
| 3912 bsf warn_det_microbubble ; YES - set warning | |
| 3913 bra check_mbubbles_mesg ; - show message | |
| 3914 | |
| 650 | 3915 check_mbubbles_1: |
| 634 | 3916 btfss WREG,mbubble_warning_lock ; had been in micro bubbling zone? |
| 604 | 3917 return ; NO - done |
| 634 | 3918 bsf attn_det_microbubble ; YES - set attention |
| 3919 ;bra check_mbubbles_mesg ; - show message | |
| 3920 | |
| 3921 check_mbubbles_mesg: | |
| 3922 incf message_counter,F ; increase message counter | |
| 3923 goto TFT_message_mbubbles ; show message and return | |
| 3924 | |
| 3925 | |
| 3926 IFDEF _ccr_pscr | |
| 3927 ;----------------------------------------------------------------------------- | |
| 3928 ; Check Gas Density | |
| 3929 ; | |
| 3930 check_gas_density: | |
| 3931 TSTOSS opt_gas_density_check ; shall check gas density? | |
| 3932 return ; NO - done | |
| 3933 bcf warn_det_gas_density ; YES - clear attention for gas density by default | |
| 3934 bcf attn_det_gas_density ; - clear warning for gas density by default | |
| 3935 movff int_O_gas_density+1,WREG ; - get upper byte of current gas density | |
| 3936 btfsc WREG,int_warning_flag ; - warning flag set? | |
| 3937 bra check_gas_density_warn ; YES - generate a warning | |
| 3938 btfsc WREG,int_attention_flag ; NO - attention flag set? | |
| 3939 bra check_gas_density_attn ; YES - generate an attention | |
| 3940 ;bra check_gas_density_ok ; NO - gas density ok | |
| 3941 | |
| 3942 check_gas_density_ok: | |
| 3943 bcf shown_gas_density_attn ; re-arm custom view show-up for warning | |
| 3944 bcf shown_gas_density_warn ; re-arm custom view show-up for attention | |
| 3945 return ; done | |
| 3946 | |
| 3947 check_gas_density_warn: | |
| 3948 bsf warn_det_gas_density ; set warning | |
| 3949 bcf shown_gas_density_attn ; re-arm custom view show-up for attention | |
| 3950 btfsc shown_gas_density_warn ; has the custom view been shown before on warning level? | |
| 3951 bra check_gas_density_mesg ; YES - do not show the gas needs custom view again | |
| 3952 btfsc custom_view_locked ; NO - custom view locked? | |
| 3953 bra check_gas_density_mesg ; YES - do not show it now | |
| 3954 bsf shown_gas_density_warn ; NO - set custom view as shown now | |
| 3955 bra check_gas_density_cv ; - show gas needs custom view | |
| 3956 | |
| 3957 check_gas_density_attn: | |
| 3958 bsf attn_det_gas_density ; set attention | |
| 3959 bcf shown_gas_density_warn ; re-arm custom view show-up for warning | |
| 3960 btfsc shown_gas_density_attn ; has the custom view been shown before on attention level? | |
| 3961 bra check_gas_density_mesg ; YES - do not show the gas needs custom view again | |
| 3962 btfsc custom_view_locked ; NO - custom view locked? | |
| 3963 bra check_gas_density_mesg ; YES - do not show it now | |
| 3964 bsf shown_gas_density_attn ; NO - set custom view as shown now | |
| 3965 ;bra check_gas_density_cv ; - show gas needs custom view | |
| 3966 | |
| 3967 check_gas_density_cv: | |
| 3968 movlw index_ppo2_ead_end_cns ; get custom view number of gas density | |
| 3969 call dive_customview_show ; show custom view | |
| 3970 ;bra check_gas_density_mesg ; show message | |
| 3971 | |
| 3972 check_gas_density_mesg: | |
| 3973 incf message_counter,F ; increase message counter | |
| 3974 goto TFT_message_gas_density ; show gas density message and return | |
| 3975 | |
| 3976 | |
| 3977 ;----------------------------------------------------------------------------- | |
| 3978 ; Check if an OC Bailout Gas is available | |
| 3979 ; | |
| 3980 check_OC_gas_avail: | |
| 3981 bcf warn_det_no_bo_gas ; clear warning by default | |
| 3982 tstfsz best_gas_number ; is a breathable OC (bailout) gas available? | |
| 3983 return ; YES - a breathable gas is available, done | |
| 3984 btfsc bailout_mode ; NO - in bailout? | |
| 3985 return ; YES - suppress warning, done | |
| 3986 bsf warn_det_no_bo_gas ; NO - set warning for no bailout gas | |
| 3987 incf message_counter,F ; - increase message counter | |
| 3988 goto TFT_message_no_BO_gas ; - show message and return | |
| 3989 | |
| 3990 ENDIF ; _ccr_pscr | |
| 631 | 3991 |
| 604 | 3992 |
| 3993 IFDEF _cave_mode | |
| 631 | 3994 |
| 634 | 3995 ;----------------------------------------------------------------------------- |
| 3996 ; Check Cave Profile Storage Usage | |
| 3997 ; | |
| 604 | 3998 check_cavemode: |
| 634 | 3999 bcf warn_det_cave_shut_down ; clear warning by default |
| 4000 bcf attn_det_cave_shut_down ; clear attention by default | |
| 631 | 4001 btfsc backtrack_entire_full ; is the backtracking storage entirely used up? |
| 4002 bra check_cavemode_full ; YES - turn dive, switch off cave mode and show warning message | |
| 4003 btfsc backtrack_almost_full ; NO - backtracking storage almost full? | |
| 4004 bra check_cavemode_almost_full ; YES - show attention message that cave mode will stop soon | |
| 634 | 4005 btfss cave_mode ; NO - cave mode switched on? |
| 4006 return ; NO - do not show info | |
| 4007 btfsc alt_layout_active ; YES - alternative layout active? | |
| 4008 return ; YES - suppress info message | |
| 4009 ;bra check_cavemode_mesg ; NO - show cave mode active info | |
| 4010 | |
| 4011 check_cavemode_mesg: | |
| 4012 incf message_counter,F ; increase message counter | |
| 4013 goto TFT_message_cave_mode ; show cave mode message | |
| 631 | 4014 |
| 4015 check_cavemode_full: | |
| 4016 btfss backtrack_shutdown ; backtracking shut down already? | |
| 4017 bsf request_cave_off_turned ; NO - request to switch cave mode off and to set the dive as turned | |
| 4018 bsf backtrack_shutdown ; remember shut down as been executed (anyhow) | |
| 634 | 4019 btfss cave_mode ; has the cave mode been switched on again meanwhile? |
| 4020 bsf warn_det_cave_shut_down ; NO - set warning level | |
| 631 | 4021 btfsc cave_mode ; has the cave mode been switched on again meanwhile? |
| 634 | 4022 bsf attn_det_cave_shut_down ; YES - set attention level |
| 4023 bra check_cavemode_mesg ; show message | |
| 631 | 4024 |
| 4025 check_cavemode_almost_full: | |
| 4026 btfss cave_mode ; cave mode switched on? | |
| 4027 return ; NO - suppress message | |
| 634 | 4028 bsf attn_det_cave_shut_down ; YES - set an attention |
| 4029 bra check_cavemode_mesg ; - show message | |
| 631 | 4030 |
| 4031 ENDIF ; _cave_mode | |
| 4032 | |
| 604 | 4033 |
| 634 | 4034 ;----------------------------------------------------------------------------- |
| 4035 ; Show aGF Reminder | |
| 4036 ; | |
| 4037 remind_agf_in_use: | |
| 4038 incf message_counter,F ; increase message counter | |
| 4039 goto TFT_message_agf ; show aGF reminder and return | |
| 4040 | |
| 4041 | |
| 4042 ;----------------------------------------------------------------------------- | |
| 4043 ; Check better Gas / Diluent Advice | |
| 4044 ; | |
| 4045 check_gas_change: | |
| 4046 bcf advc_det_change_gas ; clear advice by default | |
| 4047 IFDEF _ccr_pscr | |
| 4048 btfsc better_dil_available ; is a better diluent available? | |
| 4049 bra check_gas_change_mesg ; YES - show a gas change advice | |
| 4050 ENDIF | |
| 4051 btfsc better_gas_available ; is a better gas available? | |
| 4052 bra check_gas_change_mesg ; YES - show a gas change advice | |
| 4053 return ; NO - done | |
| 4054 | |
| 4055 check_gas_change_mesg: | |
| 650 | 4056 TSTOSS opt_warning_level_divemode ; Warning level set to =1 "All" ? |
| 4057 return ; NO, skip warning/advise then | |
| 634 | 4058 bsf advc_det_change_gas ; set advice |
| 4059 incf message_counter,F ; increase message counter | |
| 4060 goto TFT_message_gas_change ; show advice and return | |
| 4061 | |
| 604 | 4062 |
| 4063 IFDEF _rx_functions | |
| 4064 | |
| 634 | 4065 ;----------------------------------------------------------------------------- |
| 4066 ; Check SAC and Swap-Tank Advice | |
| 4067 ; | |
| 604 | 4068 check_tr_messages: |
| 634 | 4069 bcf attn_det_sac_rate ; clear SAC attention by default |
| 4070 bcf advc_det_switch_tank ; clear switch advice by default | |
| 623 | 4071 btfss count_divetime ; is the dive time counted, i.e. deeper than dive threshold? |
| 634 | 4072 return ; NO - suppress check |
| 623 | 4073 movff int_O_SAC_measured+1,WREG ; YES - bank-safe copy of measured SAC rate |
| 4074 btfss WREG,int_attention_flag ; - attention flag set? | |
| 634 | 4075 bra check_tr_messages_chk_swap ; NO - continue with checking for swap advice |
| 623 | 4076 btfsc WREG,int_not_avail_flag ; SAC rate available? |
| 634 | 4077 bra check_tr_messages_chk_swap ; NO - continue with checking for swap advice |
| 4078 bsf attn_det_sac_rate ; YES - set attention for SAC rate | |
| 4079 movf active_customview,W ; - get current custom view | |
| 4080 xorlw index_pressures_SAC ; - SAC rate shown? | |
| 4081 bz check_tr_messages_chk_swap ; YES - do not show twice, continue with swap advice | |
| 4082 ;bra check_tr_messages_mesg_sac ; NO - show SAC message | |
| 4083 | |
| 4084 check_tr_messages_mesg_sac: | |
| 4085 incf message_counter,F ; increase message counter | |
| 4086 call TFT_message_sac ; show message for SAC rate | |
| 4087 ;bra check_tr_messages_chk_swap ; continue with switch advice | |
| 4088 | |
| 4089 check_tr_messages_chk_swap: | |
| 604 | 4090 movff char_O_deco_info,WREG ; bank-safe copy of deco info vector |
| 4091 btfss WREG,ind_double_switch ; swap tank flag set? | |
| 634 | 4092 return ; NO - done |
| 4093 ;bra check_tr_messages_mesg_swap ; YES - show swap message | |
| 4094 | |
| 4095 check_tr_messages_mesg_swap: | |
| 4096 bsf advc_det_switch_tank ; set advice | |
| 4097 incf message_counter,F ; increase message counter | |
| 4098 goto TFT_message_switch_tanks ; show message for switching tanks and return | |
| 4099 | |
| 4100 | |
| 4101 ;----------------------------------------------------------------------------- | |
| 4102 ; Check Transmitter States | |
| 4103 ; | |
| 604 | 4104 check_tr_functions: |
| 634 | 4105 ; check transmitter 1 |
| 604 | 4106 movff char_I_pressure_stat+0,WREG ; get status of 1st pressure reading |
| 4107 rcall check_tr_functions_helper1 ; check for transmitter 1 lost | |
| 4108 rcall check_tr_functions_helper2 ; check for transmitter 1 low battery | |
| 4109 movff int_IO_pressure_value+1,WREG ; get high byte of 1st pressure reading | |
| 4110 rcall check_tr_functions_helper3 ; check for transmitter 1 pressure warning | |
| 4111 rcall check_tr_functions_helper4 ; check for transmitter 1 pressure attention | |
| 634 | 4112 ; check transmitter 2 |
| 604 | 4113 movff char_I_pressure_stat+1,WREG ; get status of 2nd pressure reading |
| 4114 rcall check_tr_functions_helper5 ; check for transmitter 2 lost | |
| 4115 rcall check_tr_functions_helper6 ; check for transmitter 2 low battery | |
| 4116 movff int_IO_pressure_value+3,WREG ; get high byte of 2nd pressure reading | |
| 4117 rcall check_tr_functions_helper7 ; check for transmitter 2 pressure warning | |
| 4118 rcall check_tr_functions_helper8 ; check for transmitter 2 pressure attention | |
| 634 | 4119 |
| 4120 ; results for transmitter | |
| 4121 btfsc attn_det_xmit1_bat ; do we have a transmitter 1 attention? | |
| 4122 bra check_tr_functions_xmitter_mesg ; YES - show transmitter message | |
| 4123 btfsc attn_det_xmit2_bat ; do we have a transmitter 2 attention? | |
| 4124 bra check_tr_functions_xmitter_mesg ; YES - show transmitter message | |
| 4125 check_tr_functions_1: | |
| 4126 btfsc warn_det_pressure1 ; do we have a pressure 1 warning? | |
| 4127 bra check_tr_functions_pres_mesg ; YES - show pressure message | |
| 4128 btfsc warn_det_pressure2 ; do we have a pressure 2 warning? | |
| 4129 bra check_tr_functions_pres_mesg ; YES - show pressure message | |
| 4130 btfsc attn_det_pressure1 ; do we have a pressure 1 attention? | |
| 4131 bra check_tr_functions_pres_mesg ; YES - show pressure message | |
| 4132 btfsc attn_det_pressure2 ; do we have a pressure 2 attention? | |
| 4133 bra check_tr_functions_pres_mesg ; YES - show pressure message | |
| 4134 return ; done | |
| 4135 | |
| 4136 check_tr_functions_xmitter_mesg: | |
| 4137 incf message_counter,F ; increase message counter | |
| 4138 call TFT_message_transmitter ; show transmitter message | |
| 4139 bra check_tr_functions_1 ; continue with pressure messages | |
| 4140 | |
| 4141 check_tr_functions_pres_mesg: | |
| 4142 incf message_counter,F ; increase message counter | |
| 4143 goto TFT_message_pressure ; show pressure message and return | |
| 604 | 4144 |
| 4145 check_tr_functions_helper1: | |
| 4146 btfsc WREG,char_transmitter_lost ; transmitter 1 lost? | |
| 4147 bra check_tr_functions_helper1a ; YES - show transmitter attention message | |
| 634 | 4148 bcf shown_xmit1_lost ; NO - clear flag for old message |
| 604 | 4149 return ; - done |
| 4150 check_tr_functions_helper1a: | |
| 634 | 4151 btfsc shown_xmit1_lost ; is it a new message? |
| 604 | 4152 return ; NO - do not show the pressure readings custom view again |
| 634 | 4153 bsf shown_xmit1_lost ; YES - memorize it's an old message now |
| 4154 rcall check_tr_functions_show_cv ; - show custom view | |
| 604 | 4155 |
| 4156 check_tr_functions_helper2: | |
| 4157 btfsc WREG,char_transmitter_low_bat ; transmitter 1 low battery? | |
| 4158 bra check_tr_functions_helper2a ; YES - show transmitter attention message | |
| 634 | 4159 bcf shown_xmit1_battery ; NO - clear flag for old message |
| 4160 bcf attn_det_xmit1_bat ; - clear transmitter 1 attention | |
| 604 | 4161 return ; - done |
| 4162 check_tr_functions_helper2a: | |
| 634 | 4163 bsf attn_det_xmit1_bat ; set transmitter 1 attention |
| 4164 btfsc shown_xmit1_battery ; is it a new message? | |
| 604 | 4165 return ; NO - do not show the pressure readings custom view again |
| 634 | 4166 bsf shown_xmit1_battery ; YES - memorize it's an old message now |
| 4167 rcall check_tr_functions_show_cv ; - show custom view | |
| 604 | 4168 |
| 4169 check_tr_functions_helper3: | |
| 4170 btfsc WREG,int_warning_flag ; transmitter 1 pressure warning? | |
| 4171 bra check_tr_functions_helper3a ; YES - show pressure reading message as warning | |
| 634 | 4172 bcf shown_xmit1_pres_warn ; NO - clear flag for old message |
| 4173 bcf warn_det_pressure1 ; - clear pressure 1 warning | |
| 604 | 4174 return ; - done |
| 4175 check_tr_functions_helper3a: | |
| 634 | 4176 bsf warn_det_pressure1 ; set pressure 1 warning |
| 4177 btfsc shown_xmit1_pres_warn ; is it a new message? | |
| 604 | 4178 return ; NO - do not show the pressure readings custom view again |
| 634 | 4179 bsf shown_xmit1_pres_warn ; YES - memorize it's an old message now |
| 604 | 4180 bra check_tr_functions_show_cv ; - show custom view |
| 4181 | |
| 4182 check_tr_functions_helper4: | |
| 4183 btfsc WREG,int_attention_flag ; transmitter 1 pressure attention? | |
| 4184 bra check_tr_functions_helper4a ; YES - show pressure reading message as attention | |
| 634 | 4185 bcf shown_xmit1_pres_attn ; NO - clear flag for old message |
| 4186 bcf attn_det_pressure1 ; - clear pressure 1 attention | |
| 604 | 4187 return ; - done |
| 4188 check_tr_functions_helper4a | |
| 634 | 4189 bsf attn_det_pressure1 ; set pressure 1 attention |
| 4190 btfsc shown_xmit1_pres_attn ; is it a new message? | |
| 604 | 4191 return ; NO - do not show the pressure readings custom view again |
| 634 | 4192 bsf shown_xmit1_pres_attn ; YES - memorize it's an old message now |
| 604 | 4193 bra check_tr_functions_show_cv ; - show custom view |
| 4194 | |
| 4195 check_tr_functions_helper5: | |
| 4196 btfsc WREG,char_transmitter_lost ; transmitter 2 lost? | |
| 4197 bra check_tr_functions_helper5a ; YES - show transmitter attention message | |
| 634 | 4198 bcf shown_xmit2_lost ; NO - clear flag for old lost message |
| 604 | 4199 return ; - done |
| 4200 check_tr_functions_helper5a: | |
| 634 | 4201 btfsc shown_xmit2_lost ; is it a new message? |
| 604 | 4202 return ; NO - do not show the pressure readings custom view again |
| 634 | 4203 bsf shown_xmit2_lost ; YES - memorize it's an old message now |
| 604 | 4204 bra check_tr_functions_show_cv ; - show custom view |
| 4205 | |
| 4206 check_tr_functions_helper6: | |
| 4207 btfsc WREG,char_transmitter_low_bat ; transmitter 2 low battery? | |
| 4208 bra check_tr_functions_helper6a ; YES - show transmitter attention message | |
| 634 | 4209 bcf shown_xmit2_battery ; NO - clear flag for old battery message |
| 4210 bcf attn_det_xmit2_bat ; - clear transmitter 2 attention | |
| 604 | 4211 return ; - done |
| 4212 check_tr_functions_helper6a: | |
| 634 | 4213 bsf attn_det_xmit2_bat ; set transmitter 2 attention |
| 4214 btfsc shown_xmit2_battery ; is it a new message? | |
| 604 | 4215 return ; NO - do not show the pressure readings custom view again |
| 634 | 4216 bsf shown_xmit2_battery ; YES - memorize it's an old message now |
| 604 | 4217 bra check_tr_functions_show_cv ; - show custom view |
| 4218 | |
| 4219 check_tr_functions_helper7: | |
| 4220 btfsc WREG,int_warning_flag ; transmitter 2 pressure warning? | |
| 4221 bra check_tr_functions_helper7a ; YES - show pressure reading message as warning | |
| 634 | 4222 bcf shown_xmit2_pres_warn ; NO - clear flag for old message |
| 4223 bcf warn_det_pressure2 ; - clear pressure 2 warning | |
| 604 | 4224 return ; - done |
| 4225 check_tr_functions_helper7a: | |
| 634 | 4226 bsf warn_det_pressure2 ; set pressure 2 warning |
| 4227 btfsc shown_xmit2_pres_warn ; is it a new message? | |
| 604 | 4228 return ; NO - do not show the pressure readings custom view again |
| 634 | 4229 bsf shown_xmit2_pres_warn ; YES - memorize it's an old message now |
| 604 | 4230 bra check_tr_functions_show_cv ; - show custom view |
| 4231 | |
| 4232 check_tr_functions_helper8: | |
| 4233 btfsc WREG,int_attention_flag ; transmitter 2 pressure attention? | |
| 4234 bra check_tr_functions_helper8a ; YES - show pressure reading message as attention | |
| 634 | 4235 bcf shown_xmit2_pres_attn ; NO - clear flag for old message |
| 4236 bcf attn_det_pressure2 ; - clear pressure 2 attention | |
| 604 | 4237 return ; - done |
| 4238 check_tr_functions_helper8a | |
| 634 | 4239 bsf attn_det_pressure2 ; set pressure 2 attention |
| 4240 btfsc shown_xmit2_pres_attn ; is it a new message? | |
| 604 | 4241 return ; NO - do not show the pressure readings custom view again |
| 634 | 4242 bsf shown_xmit2_pres_attn ; YES - memorize it's an old message now |
| 604 | 4243 ;bra check_tr_functions_show_cv ; - show custom view |
| 4244 | |
| 4245 check_tr_functions_show_cv: | |
| 634 | 4246 btfsc custom_view_locked ; NO - custom view locked? |
| 4247 return ; YES - do not show now | |
| 4248 movlw index_pressures_SAC ; NO - get custom view number of pressure readings | |
| 4249 goto dive_customview_show ; - show custom view and return | |
| 4250 | |
| 4251 ENDIF ; _rx_functions | |
| 4252 | |
| 4253 | |
| 4254 ;----------------------------------------------------------------------------- | |
| 4255 ; Check Gas Needs | |
| 4256 ; | |
| 631 | 4257 check_gas_needs: |
| 634 | 4258 bcf attn_det_gas_needs ; clear attention by default |
| 4259 bcf warn_det_gas_needs ; clear warning by default | |
| 4260 banksel int_O_gas_need_pres ; switch to bank where int_O_gas_need_pres is stored | |
| 623 | 4261 movf int_O_gas_need_pres+1,W ; get high byte from pres need of 1st tank |
| 4262 iorwf int_O_gas_need_pres+3,W ; inclusive or with high byte from pres need of 2nd tank | |
| 4263 iorwf int_O_gas_need_pres+5,W ; inclusive or with high byte from pres need of 3rd tank | |
| 4264 iorwf int_O_gas_need_pres+7,W ; inclusive or with high byte from pres need of 4th tank | |
| 4265 iorwf int_O_gas_need_pres+9,W ; inclusive or with high byte from pres need of 5th tank | |
| 634 | 4266 banksel common ; back to bank common |
| 4267 btfsc WREG,int_invalid_flag ; any invalid flag set? | |
| 4268 bra check_gas_needs_ok ; YES - no further checking required | |
| 4269 btfsc WREG,int_warning_flag ; NO - any gas with pres_need >= pres_fill ? | |
| 631 | 4270 bra check_gas_needs_warn ; YES - generate a warning |
| 634 | 4271 btfsc WREG,int_attention_flag ; NO - any gas with pres_need >= pres_fill * threshold ? |
| 4272 bra check_gas_needs_attn ; YES - generate an attention | |
| 4273 ;bra check_gas_needs_ok ; NO - gas needs ok | |
| 4274 | |
| 4275 check_gas_needs_ok: | |
| 4276 bcf shown_gas_needs_warn ; re-arm custom view show-up for warning | |
| 4277 bcf shown_gas_needs_attn ; re-arm custom view show-up for attention | |
| 4278 return ; done | |
| 623 | 4279 |
| 631 | 4280 check_gas_needs_warn: |
| 634 | 4281 bsf warn_det_gas_needs ; set warning |
| 4282 bcf shown_gas_needs_attn ; re-arm custom view show-up for attention | |
| 4283 btfsc shown_gas_needs_warn ; has the custom view been shown before on warning level? | |
| 4284 bra check_gas_needs_mesg ; YES - do not show the gas needs custom view again | |
| 4285 btfsc custom_view_locked ; NO - custom view locked? | |
| 4286 bra check_gas_needs_mesg ; YES - do not show it now | |
| 4287 bsf shown_gas_needs_warn ; NO - set custom view as shown now | |
| 4288 bra check_gas_needs_cv ; - show gas needs custom view | |
| 4289 | |
| 4290 check_gas_needs_attn: | |
| 4291 bsf attn_det_gas_needs ; set attention | |
| 4292 bcf shown_gas_needs_warn ; re-arm custom view show-up for warning | |
| 4293 btfsc shown_gas_needs_attn ; has the custom view been shown before on attention level? | |
| 4294 bra check_gas_needs_mesg ; YES - do not show the gas needs custom view again | |
| 4295 btfsc custom_view_locked ; NO - custom view locked? | |
| 4296 bra check_gas_needs_mesg ; YES - do not show it now | |
| 4297 bsf shown_gas_needs_attn ; NO - set custom view as shown now | |
| 4298 ;bra check_gas_needs_cv ; - show gas needs custom view | |
| 4299 | |
| 4300 check_gas_needs_cv: | |
| 4301 movlw index_gas_needs_ascent ; get custom view number of gas needs | |
| 4302 call dive_customview_show ; show custom view | |
| 4303 ;bra check_gas_needs_mesg ; show message | |
| 4304 | |
| 4305 check_gas_needs_mesg: | |
| 4306 incf message_counter,F ; increase message counter | |
| 4307 goto TFT_message_gas_needs ; show message for gas needs and return | |
| 4308 | |
| 623 | 4309 |
| 4310 IFDEF _external_sensor | |
| 582 | 4311 |
| 634 | 4312 ;----------------------------------------------------------------------------- |
| 4313 ; Check external Sensors for Loss and Divergence | |
| 4314 ; | |
| 4315 check_ext_sensors: | |
| 4316 btfsc warn_det_sensors_lost ; all sensors lost? | |
| 4317 bra check_ext_sensors_lost_all ; YES - show a warning and return | |
| 4318 | |
| 4319 btfsc attn_det_sensor1_lost ; sensor 1 lost? | |
| 4320 rcall check_ext_sensors_lost_1 ; YES - show an attention | |
| 4321 | |
| 4322 btfsc attn_det_sensor2_lost ; sensor 2 lost? | |
| 4323 rcall check_ext_sensors_lost_2 ; YES - show an attention | |
| 4324 | |
| 4325 btfsc attn_det_sensor3_lost ; sensor 3 lost? | |
| 4326 rcall check_ext_sensors_lost_3 ; YES - show an attention | |
| 4327 | |
| 4328 btfsc warn_det_sensors_div ; sensor values divergence? | |
| 4329 bra check_ext_sensors_diverg ; YES - show a warning and return | |
| 4330 | |
| 4331 return ; done | |
| 4332 | |
| 4333 check_ext_sensors_lost_all: | |
| 4334 btfsc shown_sensors_lost ; has the custom view been shown before? | |
| 4335 bra warn_sensors_lost_mesg ; YES - do not show the sensor custom view again | |
| 4336 btfsc custom_view_locked ; NO - custom view locked? | |
| 4337 bra warn_sensors_lost_mesg ; YES - do not show it now | |
| 4338 bsf shown_sensors_lost ; NO - set it as shown now | |
| 4339 movlw index_ppo2_sensors ; - get custom view number of sensors | |
| 4340 call dive_customview_show ; - show custom view | |
| 4341 ;bra warn_sensors_lost_mesg ; - show message | |
| 4342 | |
| 4343 warn_sensors_lost_mesg: | |
| 4344 incf message_counter,F ; increase message counter | |
| 4345 goto TFT_message_fallback ; show message and return | |
| 4346 | |
| 4347 check_ext_sensors_lost_1: | |
| 4348 btfsc shown_sensor1_fail ; has the custom view been shown before for sensor 1? | |
| 4349 return ; YES - do not show the sensor custom view again | |
| 4350 btfsc custom_view_locked ; NO - custom view locked? | |
| 4351 return ; YES - do not show it now | |
| 4352 bsf shown_sensor1_fail ; NO - set it as shown now | |
| 4353 bra check_ext_sensors_show_cv ; - show sensor custom view | |
| 4354 | |
| 4355 check_ext_sensors_lost_2: | |
| 4356 btfsc shown_sensor2_fail ; has the custom view been shown before for sensor 2? | |
| 4357 return ; YES - do not show the sensor custom view again | |
| 4358 btfsc custom_view_locked ; NO - custom view locked? | |
| 4359 return ; YES - do not show it now | |
| 4360 bsf shown_sensor2_fail ; NO - set it as shown now | |
| 4361 bra check_ext_sensors_show_cv ; - show sensor custom view | |
| 4362 | |
| 4363 check_ext_sensors_lost_3: | |
| 4364 btfsc shown_sensor3_fail ; has the custom view been shown before for sensor 3? | |
| 4365 return ; YES - do not show the sensor custom view again | |
| 4366 btfsc custom_view_locked ; NO - custom view locked? | |
| 4367 return ; YES - do not show it now | |
| 4368 bsf shown_sensor3_fail ; NO - set it as shown now | |
| 4369 ;bra check_ext_sensors_show_cv ; - show sensor custom view | |
| 4370 | |
| 4371 check_ext_sensors_show_cv: | |
| 4372 movlw index_ppo2_sensors ; get custom view number of sensors | |
| 4373 goto dive_customview_show ; show custom view and return | |
| 4374 | |
| 4375 check_ext_sensors_diverg: | |
| 4376 btfsc shown_sensors_diverg ; has the custom view been shown before for divergence? | |
| 4377 bra check_ext_sensors_diverg_mesg ; YES - do not show the sensor custom view again | |
| 4378 btfsc custom_view_locked ; NO - custom view locked? | |
| 4379 bra check_ext_sensors_diverg_mesg ; YES - do not show it now | |
| 4380 bsf shown_sensors_diverg ; NO - set it as shown now | |
| 4381 movlw index_ppo2_sensors ; - get custom view number of sensors | |
| 4382 call dive_customview_show ; - show custom view | |
| 4383 ;bra check_ext_sensors_diverg_mesg ; - show message | |
| 4384 | |
| 4385 check_ext_sensors_diverg_mesg: | |
| 4386 incf message_counter,F ; increase message counter | |
| 4387 goto TFT_message_divergence ; show message and return | |
| 4388 | |
| 4389 ENDIF ; _external_sensor | |
| 4390 | |
| 623 | 4391 |
| 4392 ;============================================================================= | |
| 634 | 4393 dmode5 CODE |
| 623 | 4394 ;============================================================================= |
| 560 | 4395 |
| 634 | 4396 |
| 4397 ;----------------------------------------------------------------------------- | |
| 4398 ; Restart the Deco Engine | |
| 4399 ; | |
| 560 | 4400 global restart_deco_engine |
| 4401 global restart_deco_engine_wo_ceiling | |
| 4402 restart_deco_engine: | |
| 623 | 4403 banksel int_O_ceiling ; switch to bank where the shared "_O_" variables are stored |
| 4404 bsf int_O_ceiling+1,char_invalid_flag ; invalidate ceiling (int_O_ceiling has its invalid flag on a char's position!) | |
| 560 | 4405 |
| 4406 restart_deco_engine_wo_ceiling: | |
| 634 | 4407 banksel char_O_deco_gas ; switch to bank where the stops table is stored |
| 623 | 4408 bsf char_O_deco_gas+0,char_invalid_flag ; invalidate deco data (stop table data) |
| 634 | 4409 banksel int_O_NDL_norm ; switch to bank where the shared "_O_" variables are stored |
| 631 | 4410 bsf int_O_NDL_norm+1,int_invalid_flag ; invalidate NDL time (normal plan) |
| 4411 bsf int_O_TTS_norm+1,int_invalid_flag ; invalidate TTS time (normal plan) | |
| 4412 bsf int_O_TST_norm+1,int_invalid_flag ; invalidate TST time (normal plan) | |
| 623 | 4413 bsf int_O_CNS_norm+1,int_invalid_flag ; invalidate CNS at end of dive in normal plan |
| 631 | 4414 |
| 4415 restart_deco_engine_wo_norm: | |
| 4416 banksel common ; bank to bank common | |
| 4417 bsf request_restart_engine ; request restart of the deco engine | |
| 604 | 4418 |
| 4419 inval_alternative_plan_data: | |
| 634 | 4420 banksel int_O_NDL_alt ; switch to bank where the shared "_O_" variables are stored |
| 631 | 4421 bsf int_O_NDL_alt+1,int_invalid_flag ; invalidate NDL time (alternative plan) |
| 4422 bsf int_O_TTS_alt+1,int_invalid_flag ; invalidate TTS time (alternative plan) | |
| 4423 bsf int_O_TST_alt+1,int_invalid_flag ; invalidate TST time (alternative plan) | |
| 623 | 4424 bsf int_O_CNS_alt+1,int_invalid_flag ; invalidate CNS at end of dive in alternative plan |
| 4425 bsf int_O_gas_need_pres+1,int_invalid_flag ; invalidate ascent gas needs | |
| 604 | 4426 |
| 4427 IFDEF _rx_functions | |
| 623 | 4428 bsf int_O_pressure_need+1,int_not_avail_flag ; invalidate pressure needs to reading 1 (TR functions) |
| 4429 bsf int_O_pressure_need+3,int_not_avail_flag ; invalidate pressure needs to reading 2 (TR functions) | |
| 604 | 4430 ENDIF |
| 4431 | |
| 623 | 4432 banksel common ; bank to bank common |
| 4433 bsf new_deco_data_avail ; set flag for new NDL and deco data available to have the display updated | |
| 582 | 4434 |
| 634 | 4435 return ; done |
| 4436 | |
| 582 | 4437 |
| 4438 ;============================================================================= | |
| 634 | 4439 dmode6 CODE |
| 4440 ;============================================================================= | |
| 4441 | |
| 4442 | |
| 4443 ;----------------------------------------------------------------------------- | |
| 4444 ; Start-up Simulator Mode | |
| 582 | 4445 ; |
| 634 | 4446 global demo_divemode |
| 4447 demo_divemode: | |
| 631 | 4448 call TFT_ClearScreen ; blank screen |
| 4449 | |
| 4450 ; leaving menu mode, so have option values in EEPROM up-to-date | |
| 634 | 4451 btfsc option_changed ; do the options need to be stored to EEPROM ? |
| 631 | 4452 call option_check_and_store_all ; YES - check and store all option values in EEPROM |
| 604 | 4453 |
| 4454 ; +++ COMMENT OUT FOR TESTING PURPOSE ONLY !!! +++ | |
| 631 | 4455 bsf simulatormode ; restore tissue pressures and CNS value after finishing simulator use |
| 604 | 4456 ; +++ DO NOT COMMENT OUT IN OPERATIONAL USE !!! +++ |
| 560 | 4457 |
| 623 | 4458 call deco_push_tissues_to_vault ; back-up the tissue pressures (C-code) |
| 4459 banksel common ; back to bank common | |
| 4460 | |
| 4461 ; set simulated target depth | |
| 4462 movff char_I_bottom_depth,simulatormode_depth | |
| 4463 | |
| 4464 ; set initial simulated depth (needed to overcome end-of-dive detection) | |
| 4465 banksel pressure_rel_sim | |
| 4466 MOVLI simulator_startdepth,pressure_rel_sim | |
| 4467 banksel common | |
| 4468 | |
| 4469 ; switch ISR pressure calculations to simulator mode | |
| 4470 bcf quit_simulatormode ; clear flag for fast abort request | |
| 4471 bcf sensor_override_active ; make sure ISR mode switch confirmation is not older than from now on | |
| 4472 bsf sensor_override_request ; request ISR to switch to simulator mode | |
| 4473 btfss sensor_override_active ; has the ISR confirmed switch to simulator mode? | |
| 4474 bra $-2 ; NO - not yet, loop waiting for the ISR to kick in | |
| 4475 | |
| 4476 ; branch into dive mode | |
| 4477 bsf divemode ; activate dive mode (to be done after simulator mode is activated) | |
| 634 | 4478 goto diveloop ; start dive mode |
| 4479 | |
| 4480 ;----------------------------------------------------------------------------- | |
| 623 | 4481 |
| 4482 END |