Mercurial > public > hwos_code
annotate src/divemode.asm @ 634:4050675965ea
3.10 stable release
| author | heinrichsweikamp |
|---|---|
| date | Tue, 28 Apr 2020 17:34:31 +0200 |
| parents | 185ba2f91f59 |
| children | 9a64914a8fca |
| rev | line source |
|---|---|
| 0 | 1 ;============================================================================= |
| 2 ; | |
| 634 | 3 ; File divemode.asm * combined next generation V3.09.5 |
| 0 | 4 ; |
| 623 | 5 ; Dive Mode |
| 0 | 6 ; |
| 7 ; Copyright (c) 2011, JD Gascuel, HeinrichsWeikamp, all right reserved. | |
| 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: |
| 236 btfsc trigger_full_second ; new 1/1 second? | |
| 237 bra diveloop_loop_2 ; YES - continue with tasks every 1/1 second | |
| 238 btfsc trigger_half_second ; NO - new 1/2 second? | |
| 239 bra diveloop_loop_1 ; YES - continue with tasks every 1/2 second | |
| 240 | |
| 241 ; tasks every round except every 1/1 or 1/2 second | |
| 242 IFDEF _compass | |
| 243 movlw index_compass_dm ; index of compass view | |
| 244 cpfseq active_customview ; in compass view? | |
| 245 bra diveloop_loop_11 ; NO - continue with tasks every round | |
| 246 call TFT_dive_compass_heading ; YES - update compass heading value | |
| 247 bsf FLAG_TFT_temperature ; - redraw temperature (will show resettable dive time now) | |
| 248 ENDIF | |
| 249 bra diveloop_loop_11 ; - continue tasks every round | |
| 250 | |
| 251 diveloop_loop_1: | |
| 252 ; tasks every 1/2 second | |
| 253 bcf trigger_half_second ; clear flag | |
| 254 btfsc FLAG_gauge_mode ; in gauge mode? | |
| 255 bra diveloop_loop_11 ; YES - done with 1/2 second tasks | |
| 256 btfsc FLAG_apnoe_mode ; NO - in apnoe mode? | |
| 257 bra diveloop_loop_11 ; YES - done with 1/2 second tasks | |
| 258 | |
| 259 ; tasks every 1/2 second in deco modes | |
| 631 | 260 call callup_deco_engine ; ##### manage and invoke the deco calculation engine ##### |
| 623 | 261 bra diveloop_loop_11 ; done with 1/2 second tasks |
| 262 | |
| 263 diveloop_loop_2: | |
| 264 ; tasks every 1/1 second (code includes tasks every 1/2 second that fall onto the full second) | |
| 265 bcf trigger_full_second ; clear flag for new 1/1 second | |
| 266 bcf trigger_half_second ; clear flag for new 1/2 second as well | |
| 267 | |
| 268 btfss trigger_temp_changed ; has the temperature changed? | |
| 269 bra diveloop_loop_3 ; NO - continue with tasks every 1/1 second | |
| 270 | |
| 271 bsf FLAG_TFT_temperature ; YES - display temperature | |
| 272 bcf trigger_temp_changed ; - clear flag | |
| 273 | |
| 274 ; "future hardware will need min temperature checked every second..." (?) | |
| 275 | |
| 276 MOVII temperature_min,sub_a ; - copy last temperature_min to sub_a | |
| 277 SMOVII temperature_cur,sub_b ; - ISR-safe 2 byte copy of current temperature to sub_b | |
| 278 call sub16 ; - sub_c = sub_a - sub_b = temperature_min - temperature | |
| 279 btfsc neg_flag ; - temperature > temperature_min ? | |
| 280 bra diveloop_loop_3 ; YES - done | |
| 281 MOVII sub_b,temperature_min ; NO - store new minimum temperature | |
| 282 | |
| 283 diveloop_loop_3: | |
| 284 ; tasks every 1/1 second | |
| 285 btfss trigger_pres_cur_changed ; has the pressure changed? | |
| 286 bra diveloop_loop_4 ; NO - continue with tasks every 1/1 second | |
| 287 | |
| 288 ; set flags | |
| 289 bcf trigger_pres_cur_changed ; clear flag for pressure change | |
| 290 bsf FLAG_TFT_depth_current ; set flag to display updated depth | |
| 291 | |
| 292 ; cache new absolute and relative pressure, ISR-safe 2 byte copies | |
| 293 SMOVII pressure_abs, pressure_abs_cached | |
| 294 SMOVII pressure_rel_cur,pressure_rel_cur_cached | |
| 295 | |
| 296 ; transfer absolute pressure to deco engine | |
| 297 MOVII pressure_abs_cached,int_I_pres_respiration | |
| 298 | |
| 299 ; compute absolute pressure / 10, will be used later on a couple of times | |
| 300 MOVII pressure_abs_cached,xA | |
| 301 MOVLI .10,xB | |
| 302 call div16x16 ; xC = xA / xB = absolute pressure / 10 | |
| 303 MOVII xC,pressure_abs_10 ; store result for later use | |
| 604 | 304 |
| 305 ; compute current depth in meters | |
| 631 | 306 MOVII pressure_rel_cur_cached,mpr ; copy current relative pressure in [mbar] to MPR |
| 307 call convert_pres_to_depth ; convert pressure in [mbar] to depth in [cm] | |
| 308 ADDLI .50,mpr ; add 50 cm for rounding up/down around 0.5 meters | |
| 309 MOVII mpr, xA ; copy depth in [cm] into xA | |
| 310 MOVLI .100,xB ; load factor 100 cm/m into xB | |
| 623 | 311 call div16x16 ; xC = xA / xB = depth in full meters |
| 631 | 312 movff xC+0,depth_meter ; store result as depth in [m], only low byte needed |
| 623 | 313 |
| 314 IFDEF _ccr_pscr | |
| 315 ; adjust auto-setpoint | |
| 316 btfsc FLAG_ccr_mode ; in CCR mode? | |
| 317 call check_dive_autosp ; YES - check for Auto-SP | |
| 318 ENDIF | |
| 319 | |
| 320 ; check for new max pressure | |
| 321 btfss trigger_pres_max_changed ; has the max pressure changed? | |
| 322 bra diveloop_loop_4 ; NO - continue with tasks every 1/1 second | |
| 323 bcf trigger_pres_max_changed ; YES - clear flag for new max pressure | |
| 324 bsf FLAG_TFT_depth_maximum ; - set flag for displaying new max depth | |
| 325 SMOVII pressure_rel_max,pressure_rel_max_cached ; - cache new max depth | |
| 326 | |
| 327 diveloop_loop_4: | |
| 328 ; continue tasks every 1/1 second | |
| 329 | |
| 330 IFDEF _external_sensor | |
| 331 btfsc FLAG_ccr_mode ; in CCR mode? | |
| 634 | 332 rcall calc_deko_divemode_sensor ; YES - process sensor readings |
| 623 | 333 btfsc FLAG_pscr_mode ; in pSCR mode? |
| 634 | 334 rcall calc_deko_divemode_sensor ; YES - process sensor readings |
| 623 | 335 ENDIF |
| 336 | |
| 631 | 337 IFDEF _cave_mode |
| 338 btfss cave_mode ; cave mode switched on? | |
| 339 bra diveloop_loop_4a ; NO - no backtracking depth recording | |
| 340 btfsc dive_turned ; dive turned? | |
| 341 bra diveloop_loop_4a ; YES - no backtracking depth recording | |
| 342 btfsc backtrack_entire_full ; backtracking storage entirely used up? | |
| 343 bra diveloop_loop_4a ; YES - no backtracking depth recording | |
| 344 | |
| 345 incf backtrack_deltatime,F ; increment time elapsed since last depth recording | |
| 346 movlw .59 ; load WREG with coding of last second of a minute | |
| 347 cpfsgt backtrack_deltatime ; time elapsed since last depth recording > 59 seconds? | |
| 348 bra diveloop_loop_4a ; NO - no backtracking depth recording now | |
| 349 rcall write_backtrack_1min_depth ; - store a backtracking depth data set | |
| 350 ENDIF | |
| 351 | |
| 352 diveloop_loop_4a: | |
| 353 ; continue tasks every 1/1 second | |
| 354 | |
| 623 | 355 btfsc FLAG_apnoe_mode ; in apnoe mode? |
| 356 rcall divemode_apnoe_tasks ; YES - do 1 sec. apnoe tasks | |
| 357 | |
| 358 ; display all animated (blinking) values at the beginning of each full second to have a stable timebase | |
| 359 rcall TFT_output_1 ; do display updates | |
| 360 | |
| 361 btfss FLAG_apnoe_mode ; in apnoe mode? | |
| 362 bra diveloop_loop_5 ; NO - continue with deco mode tasks every 1/1 second | |
| 363 | |
| 364 ; apnoe mode tasks every 1/1 second | |
| 365 call dive_customview_second ; do every second tasks for the custom view area | |
| 366 bra diveloop_loop_10 ; continue with common tasks every 1/1 second | |
| 367 | |
| 368 diveloop_loop_5: | |
| 369 ; deco mode tasks every 1/1 second | |
| 370 bsf FLAG_TFT_divetime ; display (new) dive time | |
| 371 | |
| 372 rcall safety_stop_show ; serve safety stop | |
| 373 | |
| 374 rcall TFT_output_2 ; do display updates | |
| 375 | |
| 376 call divemode_check_warnings ; check for warnings | |
| 604 | 377 |
| 378 IFDEF _rx_functions | |
| 623 | 379 btfss tr_functions_activated ; TR functions activated? |
| 380 bra diveloop_loop_6 ; NO - continue with deco mode tasks every 1/2 second | |
| 604 | 381 call get_pressure_readings ; YES - get pressure readings |
| 382 call configure_sac_calculation ; - set up SAC calculation | |
| 383 ENDIF | |
| 582 | 384 |
| 623 | 385 diveloop_loop_6: |
| 386 ; deco mode tasks every 1/1 second | |
| 387 INCI divesecs_avg_trip ; increment the resettable dive time | |
| 628 | 388 INCI divesecs_avg_total ; increment the total dive time |
| 623 | 389 |
| 390 btfsc FLAG_gauge_mode ; in gauge mode? | |
| 391 bra diveloop_loop_7 ; YES - skip deco calculations | |
| 392 | |
| 631 | 393 call callup_deco_engine ; ##### manage and invoke the deco calculation engine ##### |
| 623 | 394 |
| 395 btfsc new_deco_data_avail ; new NDL or deco data available? | |
| 634 | 396 call show_new_deco_data ; YES - set-up display update requests |
| 623 | 397 |
| 398 btfsc decostop_active ; in deco mode? | |
| 399 bsf FLAG_TFT_display_deco ; YES - update deco stop depth & time every second because of depth-dependent color-coding | |
| 400 | |
| 401 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) | |
| 402 | |
| 403 diveloop_loop_7: | |
| 404 ; deco mode tasks alternating every 2 seconds on timebase | |
| 405 btfss timebase_1sec ; on even second of timebase? | |
| 406 rcall calc_velocity ; YES - calculate velocity and display if > threshold | |
| 407 btfsc timebase_1sec ; on odd second of timebase? | |
| 408 call check_gas_best ; YES - check if a better gas cue can be given | |
| 409 | |
| 410 diveloop_loop_8: | |
| 411 ; deco mode tasks alternating every 2 seconds on resettable dive time | |
| 412 btfss divesecs_avg_trip+0,0 ; on even second of resettable dive time? | |
| 631 | 413 call calc_average_depth ; YES - calculate average depth |
| 623 | 414 btfsc divesecs_avg_trip+0,0 ; on odd second of resettable dive time? |
| 415 rcall safety_stop_control ; YES - exercise safety stop control | |
| 416 | |
| 417 diveloop_loop_9: | |
| 418 ; deco mode tasks every 1/1 second | |
| 628 | 419 rcall check_deco_states ; check and lock if in deco and in the deco stops region |
| 623 | 420 rcall TFT_output_3 ; do display updates |
| 421 | |
| 422 diveloop_loop_10: | |
| 423 ; common tasks every 1/1 second | |
| 634 | 424 rcall timeout_divemode ; check for timeout conditions |
| 425 call check_dive_modes_dive ; test if depth still deeper than threshold | |
| 623 | 426 |
| 427 btfsc trigger_full_minute ; has next minute begun? | |
| 428 rcall update_divemode60 ; YES - update clock, etc. | |
| 429 | |
| 430 btfss FLAG_oc_mode ; are we in OC mode? | |
| 431 bsf FLAG_TFT_active_gas_divemode; NO - have the gas and setpoint redrawn on every second to update setpoint display, animate the blinking, etc. | |
| 432 | |
| 433 btfsc dive_main_menu ; dive mode menu shown? | |
| 434 bsf update_menu ; YES - request update | |
| 435 | |
| 436 rcall TFT_output_4 ; do display updates | |
| 437 | |
| 438 ; tasks every round, every mode | |
| 439 diveloop_loop_11: | |
| 634 | 440 call test_switches_divemode ; check switches, in case branch into menu processor |
| 441 bra diveloop_loop_12 ; continue the dive loop | |
| 442 | |
| 443 | |
| 444 ; **** jump-in when returning from menu processor **** | |
| 445 ; | |
| 446 global divemode_option_divemenu_return | |
| 447 divemode_option_divemenu_return: | |
| 448 clrf STKPTR ; reset the stack | |
| 449 call menu_draw_cursor_dive ; show the cursor | |
| 450 bsf dive_main_menu ; set main menu is shown now | |
| 451 clrf active_premenu ; set pre-menu is not shown any more | |
| 452 bcf safety_stop_active ; set safety stop is not shown any more | |
| 453 movlw divemode_timeout_mainmenu ; get timeout for main menu | |
| 454 call restart_timeout_time ; restart the timeout | |
| 455 bra diveloop_loop_12 ; continue the dive loop | |
| 456 | |
| 457 | |
| 458 ; **** jump-in when returning from dive mode menu **** | |
| 459 ; | |
| 623 | 460 global diveloop_menu_exit |
| 634 | 461 diveloop_menu_exit: |
| 462 clrf STKPTR ; reset the stack | |
| 463 call divemenu_cleanup ; clean up menu area and restore dive data | |
| 464 ;bra diveloop_loop_12 ; continue the dive loop | |
| 465 | |
| 623 | 466 |
| 467 diveloop_loop_12: | |
| 468 bsf FLAG_TFT_active_gas_divemode; redraw gas and setpoint (eventually needed to restore the "Bailout" text) | |
| 469 | |
| 470 btfsc request_next_custview ; shall show next custom view? | |
| 634 | 471 call dive_customview_toggle ; YES - show next custom view |
| 623 | 472 |
| 631 | 473 btfsc request_gas_change ; shall change gas? |
| 474 call gas_switch_common ; YES | |
| 475 | |
| 476 btfsc request_gas_update ; shall update the gases? | |
| 477 call gas_update_common ; YES | |
| 0 | 478 |
| 623 | 479 btfsc request_toggle_GF ; shall toggle GF/aGF? |
| 634 | 480 call divemodemode_togglegf ; YES |
| 0 | 481 |
| 604 | 482 IFDEF _cave_mode |
| 631 | 483 btfsc request_cave_off_turned ; shall switch cave mode off and set the dive as turned? |
| 484 rcall cavemode_switch_off_turned ; YES | |
| 485 | |
| 486 btfsc request_cave_toggle ; shall toggle cave mode off/on? | |
| 487 rcall cavemode_toggle_onoff ; YES | |
| 488 | |
| 489 btfsc request_turn_turn ; shall turn the dive? | |
| 490 rcall cavemode_turndive_turn ; YES | |
| 491 | |
| 492 btfsc request_turn_toggle ; shall toggle the turn dive state? | |
| 493 rcall cavemode_turndive_toggle ; YES | |
| 494 | |
| 495 btfsc request_waypoint_set ; shall set a waypoint? | |
| 496 rcall cavemode_waypoint_set ; YES | |
| 497 | |
| 498 btfsc request_waypoint_out ; shall step one waypoint out of the cave? | |
| 499 rcall cavemode_waypoint_out ; YES | |
| 500 | |
| 501 btfsc request_waypoint_in ; shall step one waypoint into the cave? | |
| 502 rcall cavemode_waypoint_in ; YES | |
| 604 | 503 ENDIF |
| 504 | |
| 623 | 505 btfsc request_set_marker ; shall set a marker? |
| 582 | 506 call set_logbook_marker ; YES |
| 507 | |
| 623 | 508 btfsc trigger_sample_divedata ; shall store new sample of dive data? |
| 604 | 509 call store_dive_data ; YES - store profile data |
| 510 | |
| 511 btfss divemode ; dive finished? | |
| 623 | 512 goto ghostwriter_end_dive ; YES - dive finished |
| 604 | 513 |
| 514 IFDEF _screendump | |
| 623 | 515 btfsc screen_dump_avail ; screen dump function enabled? |
| 604 | 516 call TFT_dump_screen_check ; YES - check if requested and do it |
| 517 ENDIF | |
| 518 | |
| 634 | 519 bra diveloop_loop ; do next loop in dive mode |
| 520 | |
| 521 | |
| 522 ;----------------------------------------------------------------------------- | |
| 523 ; Dive Mode Tasks every 1/1 Minute | |
| 524 ; | |
| 525 update_divemode60: | |
| 526 bcf trigger_full_minute ; clear flag | |
| 527 | |
| 528 call get_battery_voltage ; get battery voltage | |
| 529 btfss battery_low_condition ; battery low condition detected? | |
| 530 bra update_divemode60_1 ; NO - skip next | |
| 531 movlw d'7' ; YES - set type of alarm = battery low | |
| 532 movwf alarm_type ; - copy to alarm register | |
| 533 bsf event_occured ; - set event flag | |
| 534 movlw .0 ; - coding of brightness level ECO | |
| 535 movff WREG,opt_brightness ; - set brightness to ECO | |
| 536 | |
| 537 update_divemode60_1: | |
| 538 ; max allowed runtime in simulator is 254 minutes in | |
| 539 ; order for the tissue calculation catch-up to work! | |
| 540 | |
| 541 btfss sensor_override_active ; in simulator mode? | |
| 542 return ; NO - done | |
| 543 movlw simulator_timeout_normal ; YES - set simulation timeout | |
| 544 IFDEF _cave_mode | |
| 545 TSTOSC opt_cave_mode ; - cave mode switched on? | |
| 546 movlw simulator_timeout_cave ; YES - replace with cave mode simulation timeout | |
| 547 ENDIF | |
| 548 cpfsgt counted_divetime_mins+0 ; - timeout? | |
| 549 return ; NO - done | |
| 550 IFDEF _DEBUG | |
| 551 return ; YES - but we do not care in debug mode... | |
| 552 ELSE | |
| 553 goto divemode_option_sim_quit ; YES - set depth to 0 m and return | |
| 554 ENDIF | |
| 555 | |
| 556 | |
| 557 ;----------------------------------------------------------------------------- | |
| 558 ; Helper Function - set-up Display Update Requests | |
| 559 ; | |
| 560 show_new_deco_data: | |
| 561 bcf new_deco_data_avail ; reset flag for new NDL or deco data available | |
| 562 movff char_O_deco_info,WREG ; get the deco info vector | |
| 563 btfsc WREG,deco_stops_norm ; deco stops found? | |
| 564 bra show_new_deco_data_deco ; YES - in deco | |
| 565 ;bra show_new_deco_data_ndl ; NO - within NDL | |
| 566 | |
| 567 show_new_deco_data_ndl: ; within NDL | |
| 568 btfsc decostop_active ; been in deco mode before? | |
| 569 bsf FLAG_TFT_clear_deco_data ; YES - clear old deco data | |
| 570 btfsc decostop_active ; been in deco mode before? | |
| 571 bsf FLAG_TFT_display_ndl_mask ; YES - display NDL data mask | |
| 572 bcf decostop_active ; clear flag for been in deco mode before | |
| 573 bsf FLAG_TFT_display_ndl ; display NDL time | |
| 574 return ; done | |
| 575 | |
| 576 show_new_deco_data_deco: ; in deco | |
| 577 btfss decostop_active ; been in deco mode before? | |
| 578 bsf FLAG_TFT_clear_deco_data ; NO - clear old NDL data | |
| 579 btfss decostop_active ; been in deco mode before? | |
| 580 bsf FLAG_TFT_display_deco_mask ; NO - display deco data mask | |
| 581 bsf decostop_active ; set flag for being in deco mode | |
| 582 bsf FLAG_TFT_display_tts ; display TTS time (display of stop data is managed separately) | |
| 583 return ; done | |
| 584 | |
| 585 | |
| 586 ;----------------------------------------------------------------------------- | |
| 587 ; Helper Function - do all Phase 1 Display Outputs | |
| 588 ; | |
| 623 | 589 TFT_output_1: ; every second - before deco calculations, all mode |
| 590 btfsc FLAG_TFT_clear_apnoe_surface ; shall clear apnoe mode surface data from screen? | |
| 591 call TFT_clear_apnoe_surface ; YES - clear apnoe mode surface data from screen | |
| 592 | |
| 593 btfsc FLAG_TFT_depth_current ; shall show depth? | |
| 594 call TFT_show_depth ; YES - display depth | |
| 595 btfsc FLAG_TFT_depth_maximum ; shall show max depth? | |
| 596 call TFT_show_max_depth ; YES - display max depth | |
| 597 btfsc FLAG_TFT_active_gas_divemode ; shall show active gas and dive mode? | |
| 598 call TFT_show_active_gas_divemode ; YES - display gas, setpoint and mode | |
| 631 | 599 btfsc FLAG_TFT_temperature ; shall show temperature? |
| 600 call TFT_show_temp_divemode ; YES - display temperature (or resettable dive time) | |
| 623 | 601 |
| 602 btfsc FLAG_TFT_apnoe_surface_time ; shall show apnoe mode surface time? | |
| 603 call TFT_show_apnoe_surface ; YES - show apnoe mode surface time | |
| 604 btfsc FLAG_TFT_depth_maximum_apnoe ; shall show max. depth of last dive? | |
| 605 call TFT_show_apnoe_max_depth ; YES - show max. depth of last dive | |
| 606 btfsc FLAG_TFT_apnoe_divetime ; shall show apnoe dive time? | |
| 607 call TFT_show_apnoe_times ; YES - show apnoe dive time? | |
| 608 | |
| 609 clrf TFT_output_flags_1 ; mark all TFT updates done | |
| 610 return ; done | |
| 611 | |
| 634 | 612 |
| 613 ;----------------------------------------------------------------------------- | |
| 614 ; Helper Function - do all Phase 2 Display Outputs | |
| 615 ; | |
| 623 | 616 TFT_output_2: ; every second - before deco calculations, deco modes only |
| 617 btfsc FLAG_TFT_divemode_mask ; shall re-draw mask? | |
| 618 call TFT_show_divemode_mask ; YES - re-draw mask | |
| 619 btfsc FLAG_TFT_divetime ; shall show dive time? | |
| 620 call TFT_show_divetime ; YES - show dive time | |
| 621 btfsc FLAG_TFT_safety_stop_show ; shall show safety stop? | |
| 622 call TFT_safety_stop_show ; YES - show safety stop | |
| 623 btfsc FLAG_TFT_safety_stop_clear ; shall clear safety stop? | |
| 624 call TFT_safety_stop_clear ; YES - clear safety stop | |
| 625 clrf TFT_output_flags_2 ; mark all TFT updates done | |
| 626 goto dive_customview_second ; do every-second tasks for the custom view area (in sync with the dive time) and return | |
| 627 | |
| 634 | 628 |
| 629 ;----------------------------------------------------------------------------- | |
| 630 ; Helper Function - do all Phase 3 Display Outputs | |
| 631 ; | |
| 623 | 632 TFT_output_3: ; every second - after deco calculations, deco modes only |
| 633 btfsc FLAG_TFT_clear_deco_data ; shall clear deco data (NDL or stop & TTS)? | |
| 634 call TFT_clear_deco_data ; YES - clear deco data (NDL or stop & TTS) | |
| 635 btfsc FLAG_TFT_display_ndl_mask ; shall show NDL mask? | |
| 636 call TFT_show_ndl_mask ; YES - show NDL mask | |
| 637 btfsc FLAG_TFT_display_ndl ; shall show NDL data? | |
| 638 call TFT_show_ndl ; YES - show NDL data | |
| 639 btfsc FLAG_TFT_display_deco_mask ; shall show deco mask? | |
| 640 call TFT_show_deco_mask ; YES - show deco mask | |
| 641 btfsc FLAG_TFT_display_deco ; shall show deco stop? | |
| 642 call TFT_show_deco ; YES - show deco stop | |
| 643 btfsc FLAG_TFT_display_tts ; shall show deco TTS? | |
| 644 call TFT_show_tts ; YES - show deco TTS | |
| 645 clrf TFT_output_flags_3 ; mark all TFT updates done | |
| 646 return ; done | |
| 647 | |
| 634 | 648 |
| 649 ;----------------------------------------------------------------------------- | |
| 650 ; Helper Function - do all Phase 4 Display Outputs | |
| 651 ; | |
| 623 | 652 TFT_output_4: ; every second - after deco calculations, all modes |
| 631 | 653 btfsc FLAG_TFT_customview_callup ; shall show a custom view? |
| 654 call dive_customview_callup ; YES - show a custom view | |
| 623 | 655 btfsc FLAG_TFT_velocity_show ; shall show vertical velocity? |
| 631 | 656 call TFT_velocity_show ; YES - show vertical velocity |
| 623 | 657 btfsc FLAG_TFT_velocity_clear ; shall clear vertical velocity? |
| 631 | 658 call TFT_velocity_clear ; YES - clear vertical velocity |
| 623 | 659 btfsc FLAG_TFT_sign_show ; shall show the advice / attention / warning sign? |
| 660 call TFT_divemode_sign_show ; YES - show sign | |
| 661 btfsc FLAG_TFT_sign_clear ; shall clear the advice / attention / warning sign? | |
| 662 call TFT_divemode_sign_clear ; YES - clear sign | |
| 663 btfsc FLAG_TFT_message_clear_both ; shall clear all messages? | |
| 664 call TFT_clear_message_window ; YES - clear complete message area | |
| 665 btfsc FLAG_TFT_message_clear_2nd ; shall clear 2nd row of message area? | |
| 666 call TFT_clear_message_window_row2 ; YES - clear 2nd row of message area | |
| 667 clrf TFT_output_flags_4 ; mark all TFT updates done | |
| 668 return ; done | |
| 582 | 669 |
| 634 | 670 |
| 671 ;----------------------------------------------------------------------------- | |
| 672 ; Apnoe Mode Tasks | |
| 673 ; | |
| 628 | 674 divemode_apnoe_tasks: ; 1 sec. apnoe tasks |
| 675 bsf FLAG_TFT_apnoe_divetime ; show apnoe dive times (current/last dive and total) | |
| 676 btfsc apnoe_at_surface ; at the surface? | |
| 677 bra divemode_apnoe_tasks_surf ; YES - at the surface | |
| 678 ;bra divemode_apnoe_tasks_dive ; NO - in dive phase | |
| 679 | |
| 680 divemode_apnoe_tasks_dive: ; apnoe mode, submerged | |
| 681 btfss apnoe_new_dive ; new dive begun? | |
| 682 return ; NO - done | |
| 683 bcf apnoe_new_dive ; YES - clear flag | |
| 684 bsf FLAG_TFT_clear_apnoe_surface ; - clear apnoe mode surface data from screen | |
| 685 return ; - done | |
| 686 | |
| 687 divemode_apnoe_tasks_surf: ; apnoe mode, at the surface | |
| 688 bsf FLAG_TFT_apnoe_surface_time ; show apnoe mode surface time | |
| 623 | 689 ; TODO: these outputs would need to be done only once after surfacing... |
| 628 | 690 bsf FLAG_TFT_depth_maximum_apnoe ; show max. depth of last dive |
| 691 bsf FLAG_TFT_depth_maximum ; show max. depth of all dives | |
| 692 ;bra apnoe_calc_maxdepth ; calculate overall max. depth and return | |
| 623 | 693 |
| 0 | 694 |
| 634 | 695 ;----------------------------------------------------------------------------- |
| 696 ; Helper Function - calculate Apnoe Mode overall maximum Depth | |
| 697 ; | |
| 0 | 698 global apnoe_calc_maxdepth |
| 699 apnoe_calc_maxdepth: | |
| 623 | 700 MOVII apnoe_max_pressure, sub_a ; get max depth from all dives to far |
| 701 MOVII pressure_rel_max_cached,sub_b ; get max depth of last dive | |
| 702 call cmpU16 ; sub_a - sub_b = apnoe_max_pressure - pressure_rel_max_cached | |
| 703 btfss neg_flag ; last dive deeper than all the others before? | |
| 704 return ; NO - done | |
| 705 MOVII pressure_rel_max_cached,apnoe_max_pressure ; YES - store new overall max depth | |
| 706 return ; - done | |
| 0 | 707 |
| 634 | 708 |
| 709 ;----------------------------------------------------------------------------- | |
| 710 ; Manage and invoke the Deco Calculation Engine | |
| 711 ; | |
| 712 callup_deco_engine: | |
| 713 | |
| 631 | 714 ; Any reconfiguration done here only affects the deco calculation (prediction), not the |
| 715 ; settings for the calculations done on the real tissues. The later ones are only altered | |
| 716 ; in case of a gas change, in case of a real bailout, or in case a switchback to setpoint | |
| 717 ; or sensor is done. | |
| 718 ; On event of a gas change, a diluent change, a real bailout, or a switchback, the settings | |
| 719 ; for the deco calculation are also automatically changed to match with the settings for the | |
| 720 ; real tissues. This is all done in the function 'gas_switch_common' which is triggered by | |
| 721 ; the flag 'request_gas_change'. | |
| 722 | |
| 723 ; Deco Engine Calculation Schedules: | |
| 724 ; | |
| 634 | 725 ; Schedule Dive Mode Bailout fTTS Gas Needs Plan Deco Mode calculated Functions |
| 726 ; ----------------------------------------------------------------------------------------------------- | |
| 631 | 727 ; |
| 634 | 728 ; 1a) OC no no (yes) norm OC TTS, CNS, deco plan, (gas needs) |
| 729 ; no alt plan | |
| 560 | 730 ; |
| 634 | 731 ; 1b) OC no YES (yes) norm OC TTS, CNS, deco plan |
| 732 ; alt OC fTTS, fCNS, (gas needs) | |
| 631 | 733 ; |
| 634 | 734 ; 2a) Loop no no no norm Loop TTS, CNS, deco plan |
| 735 ; no alt plan | |
| 631 | 736 ; |
| 634 | 737 ; 2b) Loop no yes no norm Loop TTS, CNS, deco plan |
| 738 ; alt Loop fTTS, fCNS | |
| 631 | 739 ; |
| 634 | 740 ; 2c) Loop no (yes) YES norm Loop TTS, CNS, deco plan |
| 741 ; alt OC fTTS*, fCNS*, gas needs <- "what if" BAILOUT | |
| 631 | 742 ; |
| 634 | 743 ; 3) Loop YES n/a (yes) norm OC TTS, deco plan, (gas needs) <- real BAILOUT |
| 744 ; no alt plan | |
| 745 ; _____________________________________________________________________________________________________ | |
| 746 ; norm: normal plan, alt: alternative plan, (): optional, n/a: not applicable | |
| 747 ; * the fTTS time is set to zero when in cave mode and the dive is in turned state | |
| 748 | |
| 604 | 749 |
| 750 ; get working copies of char_O_main_status and char_O_deco_status | |
| 751 movff char_O_main_status,hi ; get char_O_main_status into hi | |
| 752 movff char_O_deco_status,lo ; get char_O_deco_status into lo | |
| 753 | |
| 754 ; check state of deco calculations | |
| 631 | 755 btfsc request_restart_engine ; restart of the deco engine requested? |
| 756 bra calc_deco_engine_restart ; YES - start a new normal plan | |
| 757 btfsc lo,DECO_COMPLETED_NORM ; NO - finished calculations for normal plan? | |
| 758 bra calc_deco_engine_alt ; YES - eventually do an alternative plan next | |
| 759 btfsc lo,DECO_COMPLETED_ALT ; NO - finished calculations for alternative plan? | |
| 760 bra calc_deco_engine_norm ; YES - do a normal plan next | |
| 761 bra calc_deco_engine_exec ; NO - continue executing current calculation | |
| 762 | |
| 763 calc_deco_engine_restart: | |
| 764 bcf request_restart_engine ; clear request flag | |
| 765 bcf lo,DECO_COMPLETED_NORM ; clear completion flag from normal plan if applicable | |
| 766 ;bra calc_deco_engine_norm ; continue with calculating a normal plan | |
| 767 | |
| 634 | 768 |
| 631 | 769 ; ---- normal plans ---- |
| 634 | 770 ; |
| 623 | 771 calc_deco_engine_norm: |
| 631 | 772 bcf lo,DECO_COMPLETED_ALT ; clear completion flag from alternative plan |
| 773 IFDEF _ccr_pscr | |
| 774 btfsc bailout_mode ; in real bailout? | |
| 775 bra calc_deco_engine_norm_3 ; YES - configure real bailout schedule | |
| 776 btfss FLAG_oc_mode ; in OC dive mode? | |
| 777 bra calc_deco_engine_norm_2 ; NO - configure loop schedules | |
| 778 ;bra calc_deco_engine_norm_1 ; YES - configure OC schedules | |
| 604 | 779 ENDIF |
| 780 | |
| 631 | 781 calc_deco_engine_norm_1: |
| 782 ; normal OC schedules | |
| 783 TSTOSC char_I_extra_time ; delay mode activated? | |
| 784 bra calc_deco_engine_norm_1b ; YES - schedule 1b in normal plan | |
| 785 ;bra calc_deco_engine_norm_1a ; NO - schedule 1a in normal plan | |
| 786 | |
| 787 calc_deco_engine_norm_1a: | |
| 788 ; normal schedule 1a: OC with optional gas needs | |
| 789 ; bcf lo,DECO_BAILOUT_FLAG ; switch off bailout mode (will never be activated in this plan) | |
| 790 ; bcf lo,DECO_DELAY_FLAG ; switch off delay mode (will never be activated in this plan) | |
| 791 ; bcf hi,DECO_VOLUME_FLAG ; switch off gas needs calculation by default (if on, will always be on) | |
| 792 TSTOSC opt_calc_gasvolume ; shall calculate gas needs? | |
| 793 bsf hi,DECO_VOLUME_FLAG ; YES - switch on gas needs calculation | |
| 794 bra calc_deco_engine_norm_start ; start deco engine in normal plan | |
| 795 | |
| 796 calc_deco_engine_norm_1b: | |
| 797 ; normal schedule 1b: OC without delay and gas needs | |
| 798 ; bcf lo,DECO_BAILOUT_FLAG ; switch off bailout mode (will never be activated in this plan) | |
| 799 bcf lo,DECO_DELAY_FLAG ; switch off delay mode | |
| 800 bcf hi,DECO_VOLUME_FLAG ; switch off gas needs calculation | |
| 801 bra calc_deco_engine_norm_start ; start deco engine in normal plan | |
| 802 | |
| 623 | 803 IFDEF _ccr_pscr |
| 631 | 804 calc_deco_engine_norm_2: |
| 805 ; normal loop schedules | |
| 806 TSTOSC opt_calc_gasvolume ; gas needs calculation activated? | |
| 807 bra calc_deco_engine_norm_2c ; YES - schedule 2c in normal plan | |
| 808 ;bra calc_deco_engine_norm_2ab ; NO - schedules 2a and 2b in normal plan are identical | |
| 809 | |
| 810 calc_deco_engine_norm_2ab: | |
| 811 ; normal schedule 2a & 2b: loop without anything | |
| 812 bcf lo,DECO_BAILOUT_FLAG ; switch off bailout mode (may return from real bailout) | |
| 813 ; bcf hi,DECO_VOLUME_FLAG ; switch off gas needs calculation (will never be activated in this plans) | |
| 814 bcf lo,DECO_DELAY_FLAG ; switch off delay mode (may have been set in alt. plan 2b) | |
| 815 bra calc_deco_engine_norm_start ; start deco engine in normal plan | |
| 816 | |
| 817 calc_deco_engine_norm_2c: | |
| 818 ; normal schedule 2c: loop with switch-back from simulated bailout | |
| 819 ; switch to CCR/pSCR | |
| 820 movf active_dil,W ; get current diluent | |
| 821 call deco_setup_cc_diluents_pre ; set up deco calculation in CCR/pSCR mode with diluents | |
| 822 calc_deco_engine_norm_2c_XX: | |
| 823 bcf lo,DECO_BAILOUT_FLAG ; switch off bailout mode (may return from real bailout) | |
| 824 bcf hi,DECO_VOLUME_FLAG ; switch off gas needs calculation | |
| 825 bcf lo,DECO_DELAY_FLAG ; switch off delay mode | |
| 826 bra calc_deco_engine_norm_start ; start deco engine in normal plan | |
| 827 | |
| 828 calc_deco_engine_norm_3: | |
| 829 ; real bailout schedule | |
| 830 bcf lo,DECO_DELAY_FLAG ; switch off delay mode | |
| 831 bcf hi,DECO_VOLUME_FLAG ; switch off gas needs calculation by default | |
| 832 TSTOSC opt_calc_gasvolume ; shall calculate gas needs? | |
| 833 bsf hi,DECO_VOLUME_FLAG ; YES - switch on gas needs calculation | |
| 834 bsf lo,DECO_BAILOUT_FLAG ; switch on bailout mode | |
| 835 ;bra calc_deco_engine_norm_start ; start deco engine in normal plan | |
| 836 ENDIF ; _ccr_pscr | |
| 837 | |
| 838 calc_deco_engine_norm_start: | |
| 839 bsf lo,DECO_START_NORM ; calculate a normal plan | |
| 623 | 840 bra calc_deco_engine_start ; start deco engine |
| 841 | |
| 634 | 842 |
| 631 | 843 ; ---- alternative plans ---- |
| 634 | 844 ; |
| 623 | 845 calc_deco_engine_alt: |
| 631 | 846 bcf lo,DECO_COMPLETED_NORM ; clear completion flag from normal plan |
| 847 IFDEF _ccr_pscr | |
| 848 btfsc bailout_mode ; in real bailout? | |
| 849 bra calc_deco_engine_norm_3 ; YES - schedule 3 has no alternative plan | |
| 850 btfss FLAG_oc_mode ; in OC dive mode? | |
| 851 bra calc_deco_engine_alt_2 ; NO - loop schedules | |
| 852 ;bra calc_deco_engine_alt_1 ; YES - OC schedules | |
| 853 ENDIF ; _ccr_pscr | |
| 623 | 854 |
| 855 calc_deco_engine_alt_1: | |
| 631 | 856 ; alternative OC schedules |
| 857 TSTOSS char_I_extra_time ; delay mode activated? | |
| 858 bra calc_deco_engine_norm_1a ; NO - schedule 1a has no alternative plan | |
| 604 | 859 IFDEF _cave_mode |
| 631 | 860 btfsc dive_turned ; YES - in cave mode and dive turned? |
| 861 bra calc_deco_engine_norm_1a ; YES - suppress delay mode -> do schedule 1a in normal plan | |
| 604 | 862 ENDIF |
| 631 | 863 ;bra calc_deco_engine_alt_1b ; NO - do schedule 1b in alternative plan |
| 864 | |
| 865 calc_deco_engine_alt_1b: | |
| 866 ; alternative schedule 1b: OC with delay and optional gas needs | |
| 867 ; bcf lo,DECO_BAILOUT_FLAG ; switch off bailout mode (will never be activated in this plan) | |
| 868 ; bcf hi,DECO_VOLUME_FLAG ; switch off gas needs calculation by default (comes in switched off state) | |
| 869 TSTOSC opt_calc_gasvolume ; shall calculate gas needs? | |
| 870 bsf hi,DECO_VOLUME_FLAG ; YES - switch on gas needs calculation | |
| 871 bsf lo,DECO_DELAY_FLAG ; switch on delay mode | |
| 872 bra calc_deco_engine_alt_start ; start deco engine in alternative plan | |
| 873 | |
| 874 IFDEF _ccr_pscr | |
| 623 | 875 calc_deco_engine_alt_2: |
| 631 | 876 ; alternative loop schedules |
| 877 TSTOSC opt_calc_gasvolume ; gas needs calculation activated? | |
| 878 bra calc_deco_engine_alt_2c ; YES - 2c in alternative plan | |
| 879 TSTOSS char_I_extra_time ; NO - delay mode activated? | |
| 880 bra calc_deco_engine_norm_2ab ; NO - schedule 2a has no alternative plan | |
| 881 ;bra calc_deco_engine_alt_2b ; YES - schedule 2b in alternative plan | |
| 882 | |
| 883 calc_deco_engine_alt_2b: | |
| 884 ; alternative schedule 2b: loop with delay | |
| 885 ; bcf lo,DECO_BAILOUT_FLAG ; switch off bailout mode (will be deactivated in normal plan) | |
| 886 ; bcf hi,DECO_VOLUME_FLAG ; switch off gas needs calculation (will never be activated in this plan) | |
| 887 bsf lo,DECO_DELAY_FLAG ; switch on delay mode | |
| 888 bra calc_deco_engine_alt_start ; start deco engine in normal plan | |
| 889 | |
| 890 calc_deco_engine_alt_2c: | |
| 891 ; alternative schedule 2c: simulated bailout (if possible) | |
| 892 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. | |
| 893 btfsc WREG,7 ; WREG < 128 (a bailout gas is available)? | |
| 894 bra calc_deco_engine_alt_2c_XX ; NO - no bailout plan possible because no bailout gas available to switch to | |
| 895 movf best_gas_number,W ; YES - get number of best gas into WREG | |
| 896 call deco_setup_oc_gases_pre ; - set up deco calculation in OC mode with OC gases | |
| 897 ; bcf lo,DECO_DELAY_FLAG ; - switch off delay mode by default (comes in switched off state) | |
| 898 TSTOSC char_I_extra_time ; - delay mode activated? | |
| 899 bsf lo,DECO_DELAY_FLAG ; YES - switch on delay mode | |
| 604 | 900 IFDEF _cave_mode |
| 631 | 901 btfsc dive_turned ; in cave mode and dive turned? |
| 902 bcf lo,DECO_DELAY_FLAG ; YES - suppress delay mode | |
| 604 | 903 ENDIF |
| 631 | 904 bsf lo,DECO_BAILOUT_FLAG ; - switch on bailout mode |
| 905 bsf hi,DECO_VOLUME_FLAG ; - switch on gas needs calculation | |
| 906 bra calc_deco_engine_alt_start ; - start deco engine in alternative plan | |
| 907 calc_deco_engine_alt_2c_XX: | |
| 604 | 908 call inval_alternative_plan_data ; invalidate all alternative (bailout) plan data because they are not applicable any more |
| 631 | 909 bra calc_deco_engine_norm_start ; continue calculating as normal plan |
| 910 ENDIF ; _ccr_pscr | |
| 911 | |
| 912 calc_deco_engine_alt_start: | |
| 913 bsf lo,DECO_START_ALT ; calculate an alternative plan | |
| 914 ;bra calc_deco_engine_start ; start deco engine | |
| 915 | |
| 634 | 916 |
| 631 | 917 ; ---- start deco engine ---- |
| 634 | 918 ; |
| 623 | 919 calc_deco_engine_start: |
| 631 | 920 IFDEF _cave_mode |
| 921 bcf hi,DECO_CAVE_MODE ; deactivate cave mode by default | |
| 922 btfss cave_mode ; cave mode switched on? | |
| 923 bra calc_deco_engine_start_1 ; NO - keep deactivated, no backtracking depth recording | |
| 924 bsf hi,DECO_CAVE_MODE ; YES - activate cave mode | |
| 925 btfss dive_turned ; - dive turned? | |
| 926 call write_backtrack_deltatime ; NO - update current delta time | |
| 927 ENDIF | |
| 928 calc_deco_engine_start_1: | |
| 604 | 929 movff hi,char_O_main_status ; write-back char_O_main_status to deco engine interface |
| 560 | 930 movff lo,char_O_deco_status ; write-back char_O_deco_status to deco engine interface |
| 0 | 931 |
| 631 | 932 calc_deco_engine_exec: |
| 623 | 933 ; +++++++++++++++++++++++++++++++++++++ |
| 634 | 934 bsf tmr5_preemtion_allowed ; grant preemption allowance for timer 5 (deco engine) |
| 623 | 935 call deco_calc_hauptroutine ; invoke the deco engine (C-code) |
| 936 banksel common ; back to bank common | |
| 634 | 937 bcf tmr5_preemtion_allowed ; revoke preemption allowance |
| 623 | 938 ; +++++++++++++++++++++++++++++++++++++ |
| 939 | |
| 631 | 940 ifdef _debug_output |
| 623 | 941 call TFT_debug_output ; debug output of scheduling performance data |
| 631 | 942 endif |
| 604 | 943 |
| 944 ; check if new calculation results for normal plan mode are available | |
| 623 | 945 movff char_O_deco_status,WREG ; get deco status of deco engine |
| 946 btfsc WREG,DECO_COMPLETED_NORM ; new calculation results for normal plan available? | |
| 947 bsf new_deco_data_avail ; YES - set flag for new NDL or deco data available | |
| 631 | 948 |
| 634 | 949 return ; done |
| 950 | |
| 623 | 951 |
| 631 | 952 IFDEF _ccr_pscr |
| 623 | 953 IFDEF _external_sensor |
| 0 | 954 |
| 634 | 955 ;----------------------------------------------------------------------------- |
| 956 ; Process Sensor Readings | |
| 957 ; | |
| 560 | 958 global calc_deko_divemode_sensor |
| 959 calc_deko_divemode_sensor: | |
| 634 | 960 btfsc ext_input_optical ; do we have an optical interface? |
| 961 bra calc_deko_divemode_sensor_opt ; YES - process received data | |
| 962 btfss ext_input_s8_ana ; NO - do we have a S8/analog interface? | |
| 963 return ; NO - nothing to do, done | |
| 964 TSTOSS opt_s8_mode ; YES - shall use S8 interface? | |
| 965 bra calc_deko_divemode_sensor_ana ; - NO - use analog interface | |
| 966 ;bra calc_deko_divemode_sensor_s8 ; YES - use S8 interface | |
| 967 | |
| 968 calc_deko_divemode_sensor_s8: | |
| 969 btfss trigger_S8_data_update ; new data frame available? | |
| 970 bra calc_deko_divemode_sensor_common; NO - use old values | |
| 971 bcf trigger_S8_data_update ; YES - clear update flag | |
| 972 call compute_mvolts_from_rawdata ; - compute mV values from digital data | |
| 973 bra calc_deko_divemode_sensor_common; - continue with common part | |
| 974 | |
| 583 | 975 calc_deko_divemode_sensor_opt: |
| 634 | 976 ; sensor1_ppO2, sensor2_ppO2 and sensor3_ppO2 are already filled in ISR |
| 977 btfss sensor1_active ; check HUD status data and eventually clear use_O2_sensorX | |
| 978 bcf use_O2_sensor1 ; ... | |
| 979 btfss sensor2_active ; ... | |
| 980 bcf use_O2_sensor2 ; ... | |
| 981 btfss sensor3_active ; ... | |
| 982 bcf use_O2_sensor3 ; ... | |
| 983 bra check_sensor_avg ; continue with calculating sensor average | |
| 984 | |
| 985 calc_deko_divemode_sensor_ana: | |
| 986 call get_analog_inputs ; get the analog voltages and continue with the common part | |
| 987 ;bra calc_deko_divemode_sensor_common; continue with common part | |
| 560 | 988 |
| 989 calc_deko_divemode_sensor_common: | |
| 634 | 990 |
| 604 | 991 ; Check each sensor if it is calibrated and if its mV value is within min_mv and max_mv limits. |
| 992 ; If ok: compute o2_ppo2_sensorX = o2_mv_sensorX * opt_x_sX / 1000 | |
| 582 | 993 ; If not ok: reset o2_ppo2_sensorX, reset use_O2_sensorX and show the customview 1 in case the sensor was ok before |
| 0 | 994 |
| 604 | 995 ; check sensor 1 |
| 582 | 996 btfss sensor1_calibrated_ok ; check if sensor is usable at all |
| 997 bra check_sensor_1_fail ; NO - handle it as failed | |
| 634 | 998 SMOVII sensor1_mv,sub_a ; YES - load sensor mV value |
| 999 | |
| 604 | 1000 ; check min threshold |
| 634 | 1001 rcall check_min_threshold ; check if sensor mV is outside minimum |
| 582 | 1002 btfsc neg_flag ; check if result is negative, i.e. sensor_mv < min_mv |
| 1003 bra check_sensor_1_fail ; YES - declare sensor as failed | |
| 634 | 1004 |
| 604 | 1005 ; check max_threshold |
| 634 | 1006 rcall check_max_threshold ; check if sensor mV is outside maximum |
| 582 | 1007 btfss neg_flag ; check if result is negative, i.e. sensor_mv < max_mv |
| 1008 bra check_sensor_1_fail ; NO - declare sensor as failed | |
| 634 | 1009 |
| 604 | 1010 ; check HUD data, if available |
| 582 | 1011 btfss hud_connection_ok ; check if there is a HUD connected |
| 1012 bra check_sensor_1_ok ; NO - all checks done then and positive | |
| 604 | 1013 btfss sensor1_active ; YES - HUD status ok? |
| 1014 bra check_sensor_1_fail ; NO - HUD reports a fail | |
| 634 | 1015 |
| 560 | 1016 check_sensor_1_ok: |
| 623 | 1017 ; sensor1_ppO2 = sensor1_mv:2 * opt_x_s1:2 / 1000 |
| 634 | 1018 SMOVII sensor1_mv,xA ; get sensor mV into xA |
| 1019 MOVII opt_x_s1, xB ; get calibration factor into xB | |
| 1020 rcall compute_ppo2_helper ; compute ppO2 | |
| 623 | 1021 movff xC+0,sensor1_ppO2 ; result in 0.01 bar |
| 634 | 1022 bcf attn_det_sensor1_lost ; clear attention |
| 1023 bcf shown_sensor1_fail ; re-arm custom-view show-up | |
| 582 | 1024 bra check_sensor_2 ; continue with next sensor |
| 634 | 1025 |
| 560 | 1026 check_sensor_1_fail: |
| 634 | 1027 clrf WREG ; set ppO2 reading to zero |
| 1028 movff WREG,sensor1_ppO2 ; ... | |
| 1029 btfsc use_O2_sensor1 ; check if sensor is in use | |
| 1030 bsf attn_det_sensor1_lost ; YES - set an attention | |
| 582 | 1031 bcf use_O2_sensor1 ; revoke sensor from usage |
| 604 | 1032 |
| 634 | 1033 check_sensor_2: |
| 1034 ; check sensor 2 | |
| 582 | 1035 btfss sensor2_calibrated_ok ; check if sensor is usable at all |
| 1036 bra check_sensor_2_fail ; NO - handle it as failed | |
| 634 | 1037 SMOVII sensor2_mv,sub_a ; YES - load sensor mV value |
| 1038 | |
| 604 | 1039 ; check min threshold |
| 634 | 1040 rcall check_min_threshold ; check if sensor mV is outside minimum |
| 582 | 1041 btfsc neg_flag ; check if result is negative, i.e. sensor_mv < min_mv |
| 1042 bra check_sensor_2_fail ; YES - declare sensor as failed | |
| 634 | 1043 |
| 604 | 1044 ; check max_threshold |
| 634 | 1045 rcall check_max_threshold ; check if sensor mV is outside maximum |
| 582 | 1046 btfss neg_flag ; check if result is nagative, i.e. sensor_mv < max_mv |
| 1047 bra check_sensor_2_fail ; NO - declare sensor as failed | |
| 634 | 1048 |
| 604 | 1049 ; check HUD data, if available |
| 582 | 1050 btfss hud_connection_ok ; check if there is a HUD connected |
| 1051 bra check_sensor_2_ok ; NO - all checks done then and positive | |
| 604 | 1052 btfss sensor2_active ; YES - HUD status ok? |
| 1053 bra check_sensor_2_fail ; NO - HUD reports a fail | |
| 634 | 1054 |
| 560 | 1055 check_sensor_2_ok: |
| 623 | 1056 ; sensor2_ppO2 = sensor2_mv:2 * opt_x_s2:2 / 1000 |
| 634 | 1057 SMOVII sensor2_mv,xA ; get sensor mV into xA |
| 1058 MOVII opt_x_s2, xB ; get calibration factor into xB | |
| 1059 rcall compute_ppo2_helper ; compute ppO2 | |
| 623 | 1060 movff xC+0,sensor2_ppO2 ; result in 0.01 bar |
| 634 | 1061 bcf attn_det_sensor2_lost ; clear attention |
| 1062 bcf shown_sensor2_fail ; re-arm custom-view show-up | |
| 582 | 1063 bra check_sensor_3 ; continue with next sensor |
| 634 | 1064 |
| 560 | 1065 check_sensor_2_fail: |
| 634 | 1066 clrf WREG ; set ppO2 reading to zero |
| 1067 movff WREG,sensor2_ppO2 ; ... | |
| 1068 btfsc use_O2_sensor2 ; check if sensor is in use | |
| 1069 bsf attn_det_sensor2_lost ; YES - set an attention | |
| 582 | 1070 bcf use_O2_sensor2 ; revoke sensor from usage |
| 604 | 1071 |
| 634 | 1072 check_sensor_3: |
| 1073 ; check sensor 3 | |
| 582 | 1074 btfss sensor3_calibrated_ok ; check if sensor is usable at all |
| 1075 bra check_sensor_3_fail ; NO - handle it as failed | |
| 634 | 1076 SMOVII sensor3_mv,sub_a ; YES - load sensor mV value |
| 1077 | |
| 604 | 1078 ; check min threshold |
| 634 | 1079 rcall check_min_threshold ; check if sensor mV is outside minimum |
| 582 | 1080 btfsc neg_flag ; check if result is negative, i.e. sensor_mv < min_mv |
| 1081 bra check_sensor_3_fail ; YES - declare sensor as failed | |
| 634 | 1082 |
| 604 | 1083 ; check max threshold |
| 634 | 1084 rcall check_max_threshold ; check if sensor mV is outside maximum |
| 582 | 1085 btfss neg_flag ; check if result is negative, i.e. sensor_mv < max_mv |
| 1086 bra check_sensor_3_fail ; NO - declare sensor as failed | |
| 634 | 1087 |
| 604 | 1088 ; check HUD data, if available |
| 582 | 1089 btfss hud_connection_ok ; check if there is a HUD connected |
| 1090 bra check_sensor_3_ok ; NO - all checks done then and positive | |
| 604 | 1091 btfss sensor3_active ; YES - HUD status ok? |
| 1092 bra check_sensor_3_fail ; NO - HUD reports a fail | |
| 634 | 1093 |
| 560 | 1094 check_sensor_3_ok: |
| 623 | 1095 ; sensor3_ppO2 = sensor3_mv:2 * opt_x_s1:2 / 1000 |
| 634 | 1096 SMOVII sensor3_mv,xA ; get sensor mV into xA |
| 1097 MOVII opt_x_s3, xB ; get calibration factor into xB | |
| 1098 rcall compute_ppo2_helper ; compute ppO2 | |
| 623 | 1099 movff xC+0,sensor3_ppO2 ; result in 0.01 bar |
| 634 | 1100 bcf attn_det_sensor3_lost ; clear attention |
| 1101 bcf shown_sensor3_fail ; re-arm custom-view show-up | |
| 1102 bra check_sensor_avg ; continue with calculating sensor average | |
| 1103 | |
| 560 | 1104 check_sensor_3_fail: |
| 634 | 1105 clrf WREG ; set ppO2 reading to zero |
| 1106 movff WREG,sensor3_ppO2 ; ... | |
| 1107 btfsc use_O2_sensor3 ; check if sensor is in use | |
| 1108 bsf attn_det_sensor3_lost ; YES - set an attention | |
| 582 | 1109 bcf use_O2_sensor3 ; revoke sensor from usage |
| 604 | 1110 |
| 634 | 1111 check_sensor_avg: |
| 1112 ; calculate sensor average | |
| 623 | 1113 btfss divemode ; in dive mode? |
| 1114 return ; NO - done here if not in dive mode | |
| 560 | 1115 |
| 634 | 1116 ; compute sensor_setpoint = average of all o2_ppo2_sensorX of |
| 1117 ; those sensors that have use_O2_sensorX == true | |
| 1118 | |
| 1119 CLRI xA ; clear sum of sensor values | |
| 1120 CLRI xB ; clear number of active sensors found | |
| 1121 | |
| 1122 check_sensor_avg_1: | |
| 1123 btfss use_O2_sensor1 ; sensor 1 active? | |
| 1124 bra check_sensor_avg_2 ; NO | |
| 1125 movff sensor1_ppO2,WREG ; YES - get ppO2 | |
| 1126 addwf xA+0,F ; - add into xA:2 | |
| 1127 movlw .0 ; - ... | |
| 1128 addwfc xA+1,F ; - ... | |
| 1129 incf xB+0,F ; - add a sensor | |
| 1130 | |
| 1131 check_sensor_avg_2: | |
| 1132 btfss use_O2_sensor2 ; sensor 2 active? | |
| 1133 bra check_sensor_avg_3 ; NO | |
| 1134 movff sensor2_ppO2,WREG ; YES - get ppO2 | |
| 1135 addwf xA+0,F ; - add into xA:2 | |
| 1136 movlw .0 ; - ... | |
| 1137 addwfc xA+1,F ; - ... | |
| 1138 incf xB+0,F ; - add a sensor | |
| 1139 | |
| 1140 check_sensor_avg_3: | |
| 1141 btfss use_O2_sensor3 ; sensor 3 active? | |
| 1142 bra check_sensor_avg_compute ; NO | |
| 1143 movff sensor3_ppO2,WREG ; YES - get ppO2 | |
| 1144 addwf xA+0,F ; - add into xA:2 | |
| 1145 movlw .0 ; - ... | |
| 1146 addwfc xA+1,F ; - ... | |
| 1147 incf xB+0,F ; add a sensor | |
| 1148 | |
| 1149 check_sensor_avg_compute: | |
| 604 | 1150 ; divide sum of sensor values by number of active sensors found |
| 634 | 1151 clrf xC+0 ; set zero as default result |
| 1152 tstfsz xB+0 ; pending div/0 ? | |
| 1153 call div16x16 ; NO - execute xC = xA / xB = summed ppO2 / number of sensors | |
| 1154 movff xC+0,sensor_setpoint ; copy result (or its default) | |
| 604 | 1155 |
| 1156 ; set default value for pSCR mode: 0 => let p2_deco.c compute the ppO2 based on current dil gas and depth | |
| 560 | 1157 ; will be overwritten later in case we are in sensor mode and have at least one usable sensor |
| 634 | 1158 clrf WREG ; pre-load a zero |
| 1159 btfsc FLAG_pscr_mode ; check if we are in pSCR mode | |
| 1160 movff WREG,char_I_const_ppO2 ; YES - write 0 to char_I_const_ppo2, | |
| 1161 ; it will be overwritten if we have a usable sensor reading | |
| 1162 btfsc bailout_mode ; check if we are in bailout | |
| 1163 bra check_sensor_vote ; YES - no sensor data transfer to char_I_const_ppO2 in this case | |
| 1164 movff opt_ccr_mode,WREG ; NO - get mode (0: Fixed SP, 1: Sensor, 2: Auto SP) | |
| 1165 sublw .1 ; - in sensor mode? | |
| 1166 bnz check_sensor_vote ; NO - not in sensor mode - no transfer of sensor data to char_I_const_ppO2 | |
| 1167 tstfsz xB+0 ; YES - check if we have found at least one usable sensor | |
| 1168 bra check_sensor_avg_use ; YES - we have at least one usable sensor | |
| 1169 bsf warn_det_sensors_lost ; NO - we have NO usable sensors | |
| 1170 btfsc FLAG_ccr_mode ; - check if we are in CCR mode | |
| 1171 movff opt_setpoint_cbar+0,char_I_const_ppO2 ; YES - select fixed setpoint no. 1 for fallback | |
| 1172 bra check_sensor_vote ; - continue with voting logic flags | |
| 1173 | |
| 1174 check_sensor_avg_use: | |
| 604 | 1175 ; we have at least one usable sensor with a ppO2 value > 0 |
| 634 | 1176 bcf warn_det_sensors_lost ; clear warning |
| 1177 bcf shown_sensors_lost ; re-arm custom view show-up | |
| 560 | 1178 movff sensor_setpoint,char_I_const_ppO2 ; transfer average sensor value to p2_deco.c code |
| 634 | 1179 |
| 1180 check_sensor_vote: | |
| 1181 ; check if individual sensors agree with their average | |
| 1182 bsf voting_logic_sensor1 ; default sensor to be within voting | |
| 1183 movff sensor1_ppO2,WREG ; get sensor's ppO2 | |
| 1184 rcall check_sensor_voting_helper ; check if sensor is within +/- range around setpoint | |
| 604 | 1185 tstfsz WREG ; sensor within range (WREG = 0)? |
| 1186 bcf voting_logic_sensor1 ; NO - vote out this sensor | |
| 560 | 1187 |
| 634 | 1188 bsf voting_logic_sensor2 ; default sensor to be within voting |
| 1189 movff sensor2_ppO2,WREG ; get sensor's ppO2 | |
| 1190 rcall check_sensor_voting_helper ; check if sensor is within +/- range around setpoint | |
| 604 | 1191 tstfsz WREG ; sensor within range (WREG = 0)? |
| 1192 bcf voting_logic_sensor2 ; NO - vote out this sensor | |
| 560 | 1193 |
| 634 | 1194 bsf voting_logic_sensor3 ; default sensor to be within voting |
| 1195 movff sensor3_ppO2,WREG ; get sensor's ppO2 | |
| 1196 rcall check_sensor_voting_helper ; check if sensor is within +/- range around setpoint | |
| 604 | 1197 tstfsz WREG ; sensor within range (WREG = 0)? |
| 1198 bcf voting_logic_sensor3 ; NO - vote out this sensor | |
| 582 | 1199 |
| 560 | 1200 ; check if a warning shall be issued on sensor disagreement |
| 582 | 1201 btfsc FLAG_ccr_mode ; check if we are in CCR mode |
| 604 | 1202 bra check_warn_sensor_0 ; YES - continue with further checks |
| 582 | 1203 btfsc FLAG_pscr_mode ; check if we are in pSCR mode |
| 604 | 1204 bra check_warn_sensor_0 ; YES - continue with further checks |
| 1205 bra check_warn_sensor_done ; not in CCR and not in pSCR, so no warning | |
| 634 | 1206 |
| 604 | 1207 check_warn_sensor_0: ; we are in CCR or pSCR mode |
| 623 | 1208 btfsc bailout_mode ; check if we are in bailout |
| 604 | 1209 bra check_warn_sensor_done ; YES - no warning in this case |
| 1210 movff opt_ccr_mode,WREG ; get mode (0: Fixed SP, 1: Sensor, 2: Auto SP) | |
| 1211 sublw .1 ; in sensor mode? | |
| 1212 bnz check_warn_sensor_done ; NO - not in sensor mode - no warning in this case | |
| 634 | 1213 |
| 604 | 1214 check_warn_sensor_1: |
| 582 | 1215 btfss sensor1_calibrated_ok ; check if sensor has a valid calibration |
| 1216 bra check_warn_sensor_2 ; NO - sensor can not cause a warning then | |
| 1217 btfss use_O2_sensor1 ; YES - check if sensor is in use | |
| 604 | 1218 bra check_warn_sensor_2 ; NO - sensor can not cause a warning then |
| 1219 btfsc voting_logic_sensor1 ; YES - check if sensor value is within agreement range | |
| 1220 bra check_warn_sensor_2 ; YES - continue with next sensor | |
| 634 | 1221 bsf warn_det_sensors_div ; NO - sensors divergence |
| 1222 return ; - done | |
| 1223 | |
| 604 | 1224 check_warn_sensor_2: |
| 582 | 1225 btfss sensor2_calibrated_ok ; check if sensor has a valid calibration |
| 1226 bra check_warn_sensor_3 ; NO - sensor can not cause a warning then | |
| 1227 btfss use_O2_sensor2 ; YES - check if sensor is in use | |
| 604 | 1228 bra check_warn_sensor_3 ; NO - sensor can not cause a warning then |
| 1229 btfsc voting_logic_sensor2 ; YES - check if sensor value is within agreement range | |
| 1230 bra check_warn_sensor_3 ; YES - continue with next sensor | |
| 634 | 1231 bsf warn_det_sensors_div ; NO - sensors divergence |
| 1232 return ; - done | |
| 1233 | |
| 604 | 1234 check_warn_sensor_3: |
| 582 | 1235 btfss sensor3_calibrated_ok ; check if sensor has a valid calibration |
| 1236 bra check_warn_sensor_agree ; NO - sensor can not cause a warning then | |
| 1237 btfss use_O2_sensor3 ; YES - check if sensor is in use | |
| 604 | 1238 bra check_warn_sensor_agree ; NO - sensor can not cause a warning then |
| 1239 btfsc voting_logic_sensor3 ; YES - check if sensor value is within agreement range | |
| 1240 bra check_warn_sensor_agree ; YES - continue with next sensor | |
| 634 | 1241 bsf warn_det_sensors_div ; NO - set warning |
| 1242 return ; - done | |
| 1243 | |
| 604 | 1244 check_warn_sensor_done: |
| 560 | 1245 check_warn_sensor_agree: |
| 634 | 1246 bcf warn_det_sensors_div ; clear warning |
| 1247 bcf shown_sensors_diverg ; re-arm custom view show-up | |
| 1248 return ; done | |
| 1249 | |
| 1250 | |
| 1251 ;----------------------------------------------------------------------------- | |
| 1252 ; Helper Function - check if sensor mV is outside minimum | |
| 1253 ; | |
| 604 | 1254 check_min_threshold: |
| 623 | 1255 MOVLI min_mv,sub_b ; load minimum mV value |
| 604 | 1256 goto sub16 ; sub_c = sensor_mv - min_mv (and return) |
| 1257 | |
| 634 | 1258 |
| 1259 ;----------------------------------------------------------------------------- | |
| 1260 ; Helper Function - check if sensor mV is outside maximum | |
| 1261 ; | |
| 604 | 1262 check_max_threshold: |
| 623 | 1263 MOVLI max_mv,sub_b ; load maximum mV value |
| 604 | 1264 goto sub16 ; sub_c = sensor_mv - max_mv (and return) |
| 1265 | |
| 634 | 1266 |
| 1267 ;----------------------------------------------------------------------------- | |
| 1268 ; Helper Function - compute ppO2 from sensor mV and calibration factor | |
| 1269 ; | |
| 560 | 1270 compute_ppo2_helper: |
| 623 | 1271 call mult16x16 ; xC:4 = xA:2 * xB:2 |
| 634 | 1272 MOVLI .1000,xB ; load scaling factor |
| 623 | 1273 call div32x16 ; xC:4 = xC:4 / xB:2 with xA as remainder |
| 1274 tstfsz xC+1 ; is the ppO2 higher than 2.55 bar? | |
| 1275 setf xC+0 ; YES - set result to 255 aka 2.55 bar | |
| 634 | 1276 return ; done |
| 1277 | |
| 1278 | |
| 1279 ;----------------------------------------------------------------------------- | |
| 1280 ; Helper Function - check if sensor is within +/- range around setpoint | |
| 1281 ; | |
| 560 | 1282 check_sensor_voting_helper: |
| 634 | 1283 subwf sensor_setpoint,W ; deviation = setpoint - sensor ppO2 |
| 1284 btfsc STATUS,N ; result negative? | |
| 1285 negf WREG,W ; YES - negate deviation | |
| 1286 sublw sensor_voting_logic_threshold ; WREG = threshold - deviation | |
| 1287 btfss STATUS,N ; result negative? | |
| 1288 retlw .0 ; NO - within range | |
| 1289 retlw .1 ; YES - out of range | |
| 1290 | |
| 1291 ; cpfsgt sensor_setpoint ; sensor ppO2 > setpoint? | |
| 1292 ; bra check_sensor_voting_helper_2 ; NO | |
| 1293 ; ;bra check_sensor_voting_helper_1 ; YES | |
| 1294 ; | |
| 1295 ;check_sensor_voting_helper_1: | |
| 1296 ; subwf sensor_setpoint,W ; WREG = setpoint - sensor ppO2 | |
| 1297 ; bra check_sensor_voting_helper_com ; continue with common part | |
| 1298 ; | |
| 1299 ;check_sensor_voting_helper_2: | |
| 1300 ; movwf lo ; copy sensor ppO2 to lo | |
| 1301 ; movf sensor_setpoint,W ; copy setpoint to WREG | |
| 1302 ; subwf lo,W ; WREG = sensor ppO2 - setpoint | |
| 1303 ; ;bra check_sensor_voting_helper_com ; continue with common part | |
| 1304 ; | |
| 1305 ;check_sensor_voting_helper_com: | |
| 1306 ; movwf lo ; copy deviation to lo | |
| 1307 ; movlw sensor_voting_logic_threshold ; load threshold in 0.01 bar | |
| 1308 ; cpfsgt lo ; deviation > threshold ? | |
| 1309 ; retlw .0 ; NO - within range | |
| 1310 ; retlw .1 ; YES - out of range | |
| 582 | 1311 |
| 623 | 1312 ENDIF ; _external_sensor |
| 631 | 1313 ENDIF ; _ccr_pscr |
| 623 | 1314 |
| 560 | 1315 |
| 604 | 1316 IFDEF _cave_mode |
| 623 | 1317 |
| 634 | 1318 ;----------------------------------------------------------------------------- |
| 1319 ; Cave Mode - on/off Switching | |
| 1320 ; | |
| 631 | 1321 cavemode_toggle_onoff: |
| 1322 bcf request_cave_toggle ; clear request flag | |
| 1323 btg cave_mode ; toggle the on/off state | |
| 1324 return ; done | |
| 1325 | |
| 634 | 1326 |
| 1327 ;----------------------------------------------------------------------------- | |
| 1328 ; Cave Mode - switch off and set Dive as turned | |
| 1329 ; | |
| 631 | 1330 cavemode_switch_off_turned: |
| 1331 bcf request_cave_off_turned ; clear request flag | |
| 1332 bcf cave_mode ; switch cave mode off | |
| 1333 bra cavemode_turndive_turn_exec ; set dive as turned (and return) | |
| 1334 | |
| 1335 | |
| 634 | 1336 ;----------------------------------------------------------------------------- |
| 1337 ; Cave Mode - check if 'turn dive' is allowed | |
| 1338 ; | |
| 631 | 1339 global cavemode_turndive_check |
| 1340 cavemode_turndive_check: | |
| 1341 btfss cave_mode ; cave mode switched on? | |
| 1342 retlw 1 ; NO - signal not allowed | |
| 1343 btfss dive_turned ; YES - is the dive currently turned? | |
| 1344 retlw 0 ; NO - command is allowed | |
| 1345 movf backtrack_waypoint_turn,W ; YES - copy turn point number to WREG | |
| 1346 cpfslt backtrack_waypoint_num ; - current waypoint number < turn point number ? | |
| 1347 retlw 1 ; NO - signal not allowed | |
| 1348 retlw 0 ; YES - command is allowed | |
| 1349 | |
| 634 | 1350 |
| 1351 ;----------------------------------------------------------------------------- | |
| 1352 ; Cave Mode - execute 'turn dive' toggle | |
| 1353 ; | |
| 631 | 1354 cavemode_turndive_toggle: |
| 1355 bcf request_turn_toggle ; clear request flag | |
| 1356 rcall cavemode_turndive_check ; check if command is allowed | |
| 1357 tstfsz WREG ; command allowed? | |
| 1358 return ; NO - abort | |
| 1359 btfss dive_turned ; YES - is the dive currently turned? | |
| 1360 bra cavemode_turndive_turn_exec ; NO - turn the dive | |
| 634 | 1361 bcf dive_turned ; YES - set dive as not turned any more |
| 1362 bcf backtrack_shutdown ; - set backtracking as not shut down any more | |
| 1363 call set_logbook_marker ; - set a logbook marker | |
| 1364 goto resume_backtrack_recording ; - append further logging after current waypoint and return | |
| 1365 | |
| 1366 | |
| 1367 ;----------------------------------------------------------------------------- | |
| 1368 ; Cave Mode - set the dive as turned | |
| 1369 ; | |
| 631 | 1370 cavemode_turndive_turn: |
| 1371 bcf request_turn_turn ; clear request flag | |
| 1372 btfss cave_mode ; cave mode switched on? | |
| 1373 return ; NO - abort | |
| 1374 btfsc dive_turned ; YES - is the dive already turned? | |
| 1375 return ; YES - nothing to do any more | |
| 1376 cavemode_turndive_turn_exec: | |
| 634 | 1377 bsf dive_turned ; NO - set dive as turned |
| 1378 call set_logbook_marker ; - set a logbook marker | |
| 1379 goto write_backtrack_turnpoint ; - write a turn-point waypoint and return | |
| 1380 | |
| 1381 | |
| 1382 ;----------------------------------------------------------------------------- | |
| 1383 ; Cave Mode - check if setting a Waypoint is allowed | |
| 1384 ; | |
| 631 | 1385 global cavemode_waypoint_set_check |
| 1386 cavemode_waypoint_set_check: | |
| 1387 btfss cave_mode ; cave mode switched on? | |
| 1388 retlw 1 ; NO - command not allowed | |
| 1389 btfsc dive_turned ; YES - is the dive turned? | |
| 1390 retlw 1 ; YES - no setting of waypoints on way out, command not allowed | |
| 1391 btfsc backtrack_entire_full ; NO - storage entirely used up? | |
| 1392 retlw 1 ; YES - out of storage capacity, command not allowed | |
| 1393 movlw backtrack_waypoint_max ; NO - get highest allowed waypoint number | |
| 1394 cpfslt backtrack_waypoint_num ; - current waypoint number < max allowed number? | |
| 1395 retlw 1 ; NO - command not allowed | |
| 1396 retlw 0 ; YES - command is allowed | |
| 1397 | |
| 634 | 1398 |
| 1399 ;----------------------------------------------------------------------------- | |
| 1400 ; Cave Mode - set a Waypoint | |
| 1401 ; | |
| 631 | 1402 cavemode_waypoint_set: |
| 1403 bcf request_waypoint_set ; clear request flag | |
| 1404 rcall cavemode_waypoint_set_check ; check if command is allowed to execute | |
| 1405 tstfsz WREG ; command allowed? | |
| 1406 return ; NO - no waypoint setting possible, abort | |
| 1407 call set_logbook_marker ; YES - set a logbook marker | |
| 1408 goto write_backtrack_waypoint ; - execute command (and return) | |
| 1409 | |
| 1410 | |
| 634 | 1411 ;----------------------------------------------------------------------------- |
| 1412 ; Cave Mode - check if stepping one Waypoint outwards is allowed | |
| 1413 ; | |
| 631 | 1414 global cavemode_waypoint_out_check |
| 1415 cavemode_waypoint_out_check: | |
| 1416 btfss cave_mode ; cave mode switched on? | |
| 1417 retlw 1 ; NO - command not allowed | |
| 1418 btfss dive_turned ; YES - is the dive turned? | |
| 1419 retlw 1 ; NO - no stepping back on way in, command not allowed | |
| 1420 btfsc waypoint_reached_first ; YES - already at first waypoint? | |
| 1421 retlw 1 ; YES - command not allowed | |
| 1422 retlw 0 ; NO - command is allowed | |
| 1423 | |
| 634 | 1424 |
| 1425 ;----------------------------------------------------------------------------- | |
| 1426 ; Cave Mode - step one Waypoint outwards | |
| 1427 ; | |
| 631 | 1428 cavemode_waypoint_out: |
| 1429 bcf request_waypoint_out ; clear request flag | |
| 1430 rcall cavemode_waypoint_out_check ; check if command is allowed to execute | |
| 1431 tstfsz WREG ; command allowed? | |
| 1432 return ; NO - no further out possible, abort | |
| 1433 goto backtrack_waypoint_go_out ; YES - execute the command (and return) | |
| 1434 | |
| 1435 | |
| 634 | 1436 ;----------------------------------------------------------------------------- |
| 1437 ; Cave Mode - check if stepping one Waypoint inwards is allowed | |
| 1438 ; | |
| 631 | 1439 global cavemode_waypoint_in_check |
| 1440 cavemode_waypoint_in_check: | |
| 1441 btfss cave_mode ; cave mode switched on? | |
| 1442 retlw 1 ; NO - command not allowed | |
| 1443 btfss dive_turned ; YES - is the dive turned? | |
| 1444 retlw 1 ; NO - no stepping forward on way in, command not allowed | |
| 1445 btfsc waypoint_reached_last ; YES - already at last waypoint? | |
| 1446 retlw 1 ; YES - command not allowed | |
| 1447 retlw 0 ; NO - command is allowed | |
| 1448 | |
| 634 | 1449 |
| 1450 ;----------------------------------------------------------------------------- | |
| 1451 ; Cave Mode - step one Waypoint inwards | |
| 1452 ; | |
| 631 | 1453 cavemode_waypoint_in: |
| 1454 bcf request_waypoint_in ; clear request flag | |
| 1455 rcall cavemode_waypoint_in_check ; check if command is allowed to execute | |
| 1456 tstfsz WREG ; command allowed? | |
| 1457 return ; NO - no further in possible, abort | |
| 1458 goto backtrack_waypoint_go_in ; YES - execute command (and return) | |
| 623 | 1459 |
| 634 | 1460 |
| 1461 ;----------------------------------------------------------------------------- | |
| 1462 ; Cave Mode - store current Delta Time | |
| 1463 ; | |
| 1464 write_backtrack_deltatime: | |
| 1465 rcall setup_backtrack_index ; setup writing position | |
| 1466 bra write_backtrack_datum_deltatime ; store the current delta time (and return) | |
| 1467 | |
| 1468 | |
| 1469 ;----------------------------------------------------------------------------- | |
| 1470 ; Cave Mode - store a Backtracking Depth Data Set | |
| 1471 ; | |
| 1472 write_backtrack_1min_depth: | |
| 1473 rcall setup_backtrack_index ; setup writing position | |
| 1474 rcall write_backtrack_datum_depth ; store depth | |
| 1475 rcall write_backtrack_datum_zerotime ; reset the time elapsed since last depth recording and store it | |
| 1476 bra write_backtrack_datum_check ; store new writing position, check remaining storage capacity ()and return) | |
| 1477 | |
| 1478 | |
| 1479 ;----------------------------------------------------------------------------- | |
| 1480 ; Cave Mode - store a Waypoint | |
| 1481 ; | |
| 1482 write_backtrack_waypoint: | |
| 1483 rcall setup_backtrack_index ; setup writing position | |
| 1484 rcall write_backtrack_datum_deltatime ; store the time elapsed since last depth recording | |
| 1485 movf POSTINC1,W ; dummy read to increment the writing position index | |
| 1486 rcall write_backtrack_datum_depth ; store depth | |
| 1487 rcall write_backtrack_datum_gas ; store gas availability vector | |
| 1488 rcall write_backtrack_datum_waypoint ; store waypoint number | |
| 1489 rcall write_backtrack_datum_zerotime ; reset the time elapsed since last depth recording and store it | |
| 1490 bra write_backtrack_datum_check ; store new writing position, check remaining storage capacity (and return) | |
| 1491 | |
| 1492 | |
| 1493 ;----------------------------------------------------------------------------- | |
| 1494 ; Cave Mode - store a Turn Point | |
| 1495 write_backtrack_turnpoint: | |
| 1496 rcall write_backtrack_waypoint ; write a waypoint (see above) | |
| 1497 movf POSTDEC1,W ; dummy read to decrement the position index to the waypoint number datum | |
| 1498 movff FSR1L,char_I_backtrack_index ; store updated writing position | |
| 1499 movff backtrack_waypoint_num,backtrack_waypoint_turn; memorize this waypoint as turn point | |
| 1500 return ; done | |
| 1501 | |
| 1502 | |
| 1503 ;----------------------------------------------------------------------------- | |
| 1504 ; Cave Mode - append further Logging after current Waypoint | |
| 1505 ; | |
| 1506 resume_backtrack_recording: | |
| 1507 clrf backtrack_waypoint_turn ; clear turn point reference | |
| 1508 bsf waypoint_reached_last ; declare to be at last waypoint now | |
| 1509 rcall setup_backtrack_index ; setup index position | |
| 1510 movf POSTINC1,W ; dummy read to increment the position index to the delta time datum | |
| 1511 rcall write_backtrack_datum_zerotime ; reset the time elapsed since last depth recording and store it | |
| 1512 bra write_backtrack_datum_check ; store new writing position, check remaining storage capacity (and return) | |
| 1513 | |
| 1514 | |
| 1515 ;----------------------------------------------------------------------------- | |
| 1516 ; Cave Mode - execute stepping one Waypoint outwards | |
| 1517 ; | |
| 1518 backtrack_waypoint_go_out: | |
| 1519 bcf waypoint_reached_last ; not at last waypoint (or turn point) any more | |
| 1520 rcall setup_backtrack_index ; setup index position | |
| 1521 movlw b'11100000'-.1 ; a waypoint datum has bits 5-7 set, -1 because of cpfsgt | |
| 1522 backtrack_waypoint_go_out_loop: | |
| 1523 movff POSTDEC1,lo ; dummy read current datum and go to previous datum (there is no PREDEC) | |
| 1524 cpfsgt INDF1 ; read datum, is it a waypoint datum? | |
| 1525 bra backtrack_waypoint_go_out_loop ; NO - try next datum | |
| 1526 movff FSR1L,char_I_backtrack_index ; store new index position | |
| 1527 movf INDF1,W ; copy waypoint datum to WREG | |
| 1528 andlw b'00011111' ; remove waypoint tag | |
| 1529 movwf backtrack_waypoint_num ; store new waypoint number | |
| 1530 movlw .1 ; number of first waypoint | |
| 1531 cpfsgt backtrack_waypoint_num ; current waypoint number > number of first waypoint ? | |
| 1532 bsf waypoint_reached_first ; NO - reached first waypoint | |
| 1533 goto restart_deco_engine_wo_norm ; invalidate all alternative plan data and restart deco engine | |
| 1534 | |
| 1535 | |
| 1536 ;----------------------------------------------------------------------------- | |
| 1537 ; Cave Mode - execute stepping one Waypoint inwards | |
| 1538 ; | |
| 1539 backtrack_waypoint_go_in: | |
| 1540 bcf waypoint_reached_first ; not at first waypoint any more | |
| 1541 rcall setup_backtrack_index ; setup index position | |
| 1542 movlw b'11100000'-.1 ; a waypoint datum has bits 5-7 set, -1 because of cpfsgt | |
| 1543 backtrack_waypoint_go_in_loop: | |
| 1544 cpfsgt PREINC1 ; go to next datum, read it, is it a waypoint datum? | |
| 1545 bra backtrack_waypoint_go_in_loop ; NO - try next datum | |
| 1546 movff FSR1L,char_I_backtrack_index ; store new index position | |
| 1547 movf INDF1,W ; copy waypoint datum to WREG | |
| 1548 andlw b'00011111' ; remove waypoint tag | |
| 1549 movwf backtrack_waypoint_num ; store new waypoint number | |
| 1550 movf backtrack_waypoint_turn,W ; load WREG with waypoint number of turn point | |
| 1551 cpfslt backtrack_waypoint_num ; new waypoint number < number of turn point ? | |
| 1552 bsf waypoint_reached_last ; NO - reached last waypoint | |
| 1553 goto restart_deco_engine_wo_norm ; invalidate all alternative plan data and restart deco engine | |
| 1554 | |
| 1555 | |
| 1556 ;----------------------------------------------------------------------------- | |
| 1557 ; Cave Mode Helper Function - set up Index Position | |
| 1558 ; | |
| 1559 setup_backtrack_index: | |
| 1560 lfsr FSR1,char_I_backtrack_storage ; load FSR1 with base address of the backtracking storage | |
| 1561 movff char_I_backtrack_index,FSR1L ; adjust FSR1 to the current index position | |
| 1562 return | |
| 1563 | |
| 1564 | |
| 1565 ;----------------------------------------------------------------------------- | |
| 1566 ; Cave Mode Helper Function - reset Time since last Depth Recording and store it | |
| 1567 ; | |
| 1568 write_backtrack_datum_zerotime: | |
| 1569 clrf backtrack_deltatime ; reset the time elapsed since last depth recording | |
| 1570 ;bra write_backtrack_datum_deltatime ; store the time | |
| 1571 | |
| 1572 | |
| 1573 ;----------------------------------------------------------------------------- | |
| 1574 ; Cave Mode Helper Function - store Time elapsed since last Depth Recording | |
| 1575 ; | |
| 1576 write_backtrack_datum_deltatime: | |
| 1577 movf backtrack_deltatime,W ; get the time elapsed since last depth recording | |
| 1578 bsf WREG,7 ; add the time marker (bit 7 set) to the time stored in WREG | |
| 1579 movwf INDF1 ; write the time and keep the writing position index pointing on it | |
| 1580 return ; done | |
| 1581 | |
| 1582 | |
| 1583 ;----------------------------------------------------------------------------- | |
| 1584 ; Cave Mode Helper Function - store Depth | |
| 1585 ; | |
| 1586 write_backtrack_datum_depth: | |
| 1587 movf depth_meter,W ; get current depth in meters into WREG | |
| 1588 btfsc WREG,7 ; current depth < 128 m ? | |
| 1589 movlw .127 ; NO - clip depth to 127 meters (protect time marker bit) | |
| 1590 movwf POSTINC1 ; write the depth entry and increment the writing position index | |
| 1591 return ; done | |
| 1592 | |
| 1593 | |
| 1594 ;----------------------------------------------------------------------------- | |
| 1595 ; Cave Mode Helper Function - store Gas Availability Vector | |
| 1596 ; | |
| 1597 write_backtrack_datum_gas: | |
| 1598 ; Cave mode is currently only available with gas needs calculation enabled, | |
| 1599 ; so deco mode is either OC anyhow or CCR/pSCR in bailout mode. Hence it is | |
| 1600 ; always the OC (bailout) gases whose staging status needs to be stored. | |
| 1601 lfsr FSR2,opt_gas_type ; load base address of the OC/bailout gas types | |
| 1602 movlw NUM_GAS ; load number of gases | |
| 1603 movwf lo ; initialize loop counter | |
| 1604 movlw b'00000001' ; load gas bit pattern for the first gas | |
| 1605 movwf hi ; store gas bit pattern in hi | |
| 1606 movlw b'11000000' ; initialize WREG with the gas staging status tag | |
| 1607 write_backtrack_datum_gas_loop: | |
| 1608 movff POSTINC2,up ; get gas type and increment index | |
| 1609 btfsc up,gas_staged ; gas staged? | |
| 1610 iorwf hi,W ; YES - set respective gas bit | |
| 1611 rlncf hi,F ; rotate gas bit pattern to match the next gas | |
| 1612 decfsz lo,F ; decrement loop counter, did it became zero? | |
| 1613 bra write_backtrack_datum_gas_loop ; NO - loop | |
| 1614 movwf POSTINC1 ; YES - write the gas staging status entry and increment the writing position index | |
| 1615 return ; - done | |
| 1616 | |
| 1617 | |
| 1618 ;----------------------------------------------------------------------------- | |
| 1619 ; Cave Mode Helper Function - store a Waypoint Number | |
| 1620 ; | |
| 1621 write_backtrack_datum_waypoint: | |
| 1622 incf backtrack_waypoint_num,F ; increment the waypoint number | |
| 1623 movf backtrack_waypoint_num,W ; copy waypoint number to WREG | |
| 1624 iorlw b'11100000' ; add the waypoint marker (bit 7-5 set) to the number stored in WREG | |
| 1625 movwf POSTINC1 ; write the waypoint datum and increment the writing position index | |
| 1626 movlw .2 ; load a 2 into WREG | |
| 1627 cpfslt backtrack_waypoint_num ; new waypoint number >= 2 ? | |
| 1628 bcf waypoint_reached_first ; YES - not at first waypoint any more | |
| 1629 return ; done | |
| 1630 | |
| 1631 | |
| 1632 ;----------------------------------------------------------------------------- | |
| 1633 ; Cave Mode Helper Function - store new writing position and check remaining storage capacity | |
| 1634 ; | |
| 1635 write_backtrack_datum_check: | |
| 1636 movff FSR1L,char_I_backtrack_index ; store new index position | |
| 1637 movlw backtrack_almost_full_threshold ; load threshold for backtracking storage almost full | |
| 1638 bcf backtrack_almost_full ; clear almost full state | |
| 1639 cpfslt FSR1L ; index < threshold ? | |
| 1640 bsf backtrack_almost_full ; NO - flag backtracking storage is almost full | |
| 1641 movlw backtrack_entire_full_threshold ; load threshold for backtracking storage entirely full | |
| 1642 bcf backtrack_entire_full ; clear entirely full state | |
| 1643 cpfslt FSR1L ; index < threshold ? | |
| 1644 bsf backtrack_entire_full ; NO - flag backtracking storage is entirely full | |
| 1645 return ; done | |
| 1646 | |
| 1647 ENDIF ; _cave_mode | |
| 1648 | |
| 1649 | |
| 1650 ;----------------------------------------------------------------------------- | |
| 1651 ; Calculate vertical Velocity | |
| 1652 ; | |
| 623 | 1653 calc_velocity: ; called every two seconds |
| 1654 btfsc velocity_active_num ; was velocity shown in last cycle? | |
| 1655 bra calc_velocity_1 ; YES - always update if shown before | |
| 1656 btfss count_divetime ; NO - is the dive time counted, i.e. deeper than dive threshold? | |
| 1657 return ; NO - display velocity only if deeper than 1m, | |
| 1658 ; i.e. not at the surface after the dive | |
| 1659 calc_velocity_1: | |
| 1660 ; calculate pressure difference | |
| 1661 MOVII pressure_abs_cached, sub_a; current pressure | |
| 1662 MOVII last_pressure_velocity,sub_b; last pressure | |
| 1663 call subU16 ; do an unsigned subtraction | |
| 1664 | |
| 1665 ; decide if ascending or descending | |
| 1666 bcf neg_flag_velocity ; set to ascending by default | |
| 1667 btfsc neg_flag ; pressure differential negative? | |
| 1668 bsf neg_flag_velocity ; YES - descending | |
| 1669 | |
| 1670 ; store current pressure as last pressure for next round | |
| 1671 MOVII pressure_abs_cached,last_pressure_velocity | |
| 1672 | |
| 1673 ; calculate velocity in m/min | |
| 1674 MOVII sub_c,xA ; copy pressure differential to xA | |
| 1675 MOVLI .39,xB ; put scale coefficient into xB (use 77 when called every second) | |
| 628 | 1676 call mult16x16 ; compute differential pressure in mbar * scale coefficient |
| 623 | 1677 MOVII xC,divA ; copy result to divA |
| 631 | 1678 ADDLI .64,divA ; add some round-up |
| 623 | 1679 movlw .7 ; divide by 2^7 |
| 1680 call div16 ; divA = divA / 2^WREG, yields velocity in m/min | |
| 1681 | |
| 1682 movlw .99 ; load a 99 | |
| 1683 cpfslt divA+0 ; velocity < 99 m/min ? | |
| 1684 movwf divA+0 ; NO - limit to 99 m/min | |
| 1685 | |
| 1686 bcf STATUS,C ; clear carry flag | |
| 1687 movlw velocity_display_threshold ; get threshold for displaying vertical velocity | |
| 1688 subwf divA+0,W ; subtract threshold from velocity | |
| 1689 btfss STATUS,C ; above threshold? | |
| 1690 bsf FLAG_TFT_velocity_clear ; NO - don't show / request to clear | |
| 1691 btfsc STATUS,C ; above threshold? | |
| 1692 bsf FLAG_TFT_velocity_show ; YES - request to show | |
| 1693 return ; done | |
| 0 | 1694 |
| 1695 | |
| 634 | 1696 ;----------------------------------------------------------------------------- |
| 1697 ; Check and Memorize if Dive went into Deco & Deco Region | |
| 1698 ; | |
| 628 | 1699 check_deco_states: |
| 1700 btfsc deco_region ; been within the deco stops region before? | |
| 1701 return ; YES - been in deco then before too, done | |
| 1702 movff char_O_deco_info,WREG ; NO - get deco info vector | |
| 631 | 1703 btfss WREG,deco_stops_norm ; do we have a deco obligation right now? |
| 628 | 1704 return ; NO - done |
| 1705 bsf deco_locked ; YES - memorize dive was in deco | |
| 1706 movff char_O_deco_depth+0,WREG ; - get depth of first stop in meters into WREG | |
| 1707 addlw deco_region_distance+.1 ; - add deco region start distance + 1 meter for the negative test to work | |
| 631 | 1708 subwf depth_meter,W ; - compute current depth - (first stop depth + deco region distance) |
| 628 | 1709 btfss STATUS,C ; - result negative? |
| 1710 bsf deco_region ; YES - memorize to have entered the deco stops region | |
| 1711 return ; - done | |
| 1712 | |
| 634 | 1713 |
| 1714 ;----------------------------------------------------------------------------- | |
| 1715 ; Exercise Safety Stop Control | |
| 1716 ; | |
| 623 | 1717 safety_stop_control: |
| 631 | 1718 TSTOSS opt_safetystop ; safety stop enabled? (=1: show safety stop) |
| 623 | 1719 return ; NO - done |
| 1720 | |
| 1721 btfsc FLAG_gauge_mode ; in gauge mode? | |
| 1722 return ; YES - omit (well, else fix collision of safety stop output with avg depth label) | |
| 1723 | |
| 1724 ; setup | |
| 1725 bcf safety_stop_enabled ; disable safety stop by default | |
| 1726 | |
| 1727 ; check for deco | |
| 1728 btfsc decostop_active ; in deco mode? | |
| 1729 bra safety_stop_finish ; YES - shut down safety stop | |
| 1730 | |
| 1731 ; below "opt_safety_stop_reset"? | |
| 631 | 1732 MOVII pressure_rel_cur_cached,mpr ; get current pressure into MPR |
| 1733 call convert_pres_to_depth ; convert pressure in [mbar] to depth in [cm] | |
| 1734 MOVII mpr,sub_a ; move depth in [cm] to sub_a | |
| 1735 movff opt_safety_stop_reset,WREG ; load safety stop reset threshold [dm] | |
| 1736 mullw .10 ; convert threshold from [dm] to [cm] | |
| 1737 MOVII PROD,sub_b ; move threshold in [cm] to sub_b | |
| 623 | 1738 call cmpU16 ; sub_a - sub_b |
| 634 | 1739 btfsc neg_flag ; below threshold depth? |
| 1740 bra safety_stop_control_chk ; NO - check if above end threshold | |
| 1741 ;bra safety_stop_reset ; YES - reset safety stop | |
| 1742 | |
| 1743 safety_stop_reset: | |
| 1744 movff opt_safety_stop_length,safety_stop_countdown ; rearm safety stop (load timer) | |
| 1745 incf safety_stop_countdown,F ; +1 because safety_stop_show decrements first | |
| 1746 bsf FLAG_TFT_safety_stop_clear ; request to clear safety stop | |
| 1747 return ; done | |
| 1748 | |
| 1749 safety_stop_control_chk: | |
| 623 | 1750 ; above "opt_safety_stop_end"? |
| 631 | 1751 movff opt_safety_stop_end,WREG ; load safety stop end threshold [dm] |
| 1752 mullw .10 ; convert threshold from [dm] to [cm] | |
| 1753 MOVII PROD,sub_b ; move threshold in [cm] to sub_b | |
| 623 | 1754 call cmpU16 ; sub_a - sub_b |
| 1755 btfsc neg_flag ; above or at threshold depth? | |
| 634 | 1756 bra safety_stop_finish ; YES - finish with safety stop and return |
| 1757 | |
| 623 | 1758 ; above "opt_safety_stop_start"? |
| 631 | 1759 movff opt_safety_stop_start,WREG ; load safety stop start threshold [dm] |
| 1760 mullw .10 ; convert threshold from [dm] to [cm] | |
| 1761 MOVII PROD,sub_b ; move threshold in [cm] to sub_b | |
| 623 | 1762 call cmpU16 ; sub_a - sub_b |
| 1763 btfss neg_flag ; above or at threshold depth? | |
| 1764 return ; NO - pause safety stop | |
| 1765 tstfsz safety_stop_countdown ; YES - safety stop armed? | |
| 1766 bsf safety_stop_enabled ; YES - enable safety stop | |
| 634 | 1767 return ; - done |
| 1768 | |
| 1769 | |
| 1770 ;----------------------------------------------------------------------------- | |
| 1771 ; Show Safety Stop | |
| 1772 ; | |
| 623 | 1773 safety_stop_show: |
| 1774 btfss safety_stop_enabled ; safety stop enabled? | |
| 1775 return ; NO - done | |
| 1776 dcfsnz safety_stop_countdown,F ; YES - decrement remaining stop time, reached zero? | |
| 634 | 1777 bra safety_stop_finish ; YES - finished with safety stop and return |
| 623 | 1778 bsf FLAG_TFT_safety_stop_show ; NO - request to show safety stop |
| 1779 return ; - done | |
| 1780 | |
| 634 | 1781 |
| 1782 ;----------------------------------------------------------------------------- | |
| 1783 ; Finish Safety Stop | |
| 1784 ; | |
| 623 | 1785 safety_stop_finish: |
| 634 | 1786 clrf safety_stop_countdown ; disarm safety stop |
| 1787 bcf safety_stop_enabled ; disable safety stop | |
| 1788 bsf FLAG_TFT_safety_stop_clear ; request to clear safety stop | |
| 1789 return ; done | |
| 1790 | |
| 1791 | |
| 1792 ;----------------------------------------------------------------------------- | |
| 1793 ; Check for Timeouts (called by tasks every 1/1 second) | |
| 1794 ; | |
| 1795 timeout_divemode: | |
| 1796 btfss dive_main_menu ; main dive menu shown? | |
| 1797 bra timeout_divemode_1 ; NO - skip | |
| 1798 btfsc trigger_timeout ; YES - timeout occurred? | |
| 1799 rcall divemenu_cleanup ; YES - clean up main menu and restore dive data | |
| 1800 | |
| 1801 timeout_divemode_1: | |
| 1802 btfss dive_pre_menu ; pre-menu shown? | |
| 1803 bra timeout_divemode_2 ; NO - skip | |
| 1804 btfsc trigger_timeout ; YES - timeout occurred? | |
| 1805 call menuview_toggle_reset ; YES - terminate the pre-menu | |
| 1806 | |
| 1807 timeout_divemode_2: | |
| 1808 btfss divetime_longer_1min ; does the dive already last for longer than one minute? | |
| 1809 return ; NO - suspend timeout | |
| 1810 | |
| 1811 INCI dive_timeout_timer ; increment timeout timer | |
| 1812 | |
| 1813 btfsc FLAG_apnoe_mode ; in apnoe mode? | |
| 1814 bra timeout_divemode_apnoe ; YES - use apnoe timeout | |
| 1815 | |
| 1816 IFNDEF _DEBUG | |
| 1817 btfsc sensor_override_active ; in simulator mode? | |
| 1818 bra timeout_divemode_sim ; YES - use simulator timeout | |
| 1819 ENDIF | |
| 1820 | |
| 1821 movff opt_diveTimeout,WREG ; get dive timeout in minutes into WREG | |
| 1822 bra timeout_divemode_com_min ; continue with common part for minutes | |
| 1823 | |
| 1824 timeout_divemode_apnoe: | |
| 1825 movlw apnoe_timeout ; get apnoe timeout in minutes into WREG | |
| 1826 bra timeout_divemode_com_min ; continue with common part for minutes | |
| 1827 | |
| 1828 timeout_divemode_sim: | |
| 1829 MOVLI simulator_timeout,sub_a ; get simulator timeout in seconds directly into sub_a | |
| 1830 bra timeout_divemode_com_sec ; continue with common part for seconds | |
| 1831 | |
| 1832 timeout_divemode_com_min: | |
| 1833 mullw .60 ; multiply with 60 to convert minutes in WREG to seconds | |
| 1834 MOVII PRODL,sub_a ; copy resulting seconds to sub_a | |
| 1835 | |
| 1836 timeout_divemode_com_sec: | |
| 1837 MOVII dive_timeout_timer,sub_b ; copy current timeout timer value to sub_b | |
| 1838 call cmpU16 ; check sub_a - sub_b | |
| 1839 btfsc neg_flag ; result negative, i.e. timeout? | |
| 1840 bcf divemode ; YES - terminate dive mode | |
| 1841 return ; done | |
| 1842 | |
| 1843 | |
| 1844 ;----------------------------------------------------------------------------- | |
| 1845 ; Clean up Dive Menu Area and restore Dive Data | |
| 1846 ; | |
| 1847 divemenu_cleanup: | |
| 631 | 1848 bcf dive_main_menu ; clear flag for dive mode menu shown |
| 1849 call TFT_clear_divemode_menu ; clear menu area | |
| 1850 | |
| 1851 btfss custom_view_locked ; was the custom view locked by the menu system? | |
| 634 | 1852 bra divemenu_cleanup_1 ; NO - continue with redrawing the lower display |
| 1853 bcf custom_view_locked ; YES - release locked | |
| 631 | 1854 movf backup_customview,W ; - get previous custom view into WREG |
| 1855 cpfseq active_customview ; - compare with current custom view, equal? | |
| 1856 call dive_customview_recall ; NO - redraw previous custom view | |
| 1857 | |
| 634 | 1858 divemenu_cleanup_1: |
| 1859 bsf FLAG_TFT_active_gas_divemode; request redraw of gas/setpoint/diluent | |
| 1860 bsf FLAG_TFT_temperature ; request redraw of temperature (or resettable dive) | |
| 631 | 1861 bcf better_gas_blinking ; stop better gas cue |
| 1862 bcf better_dil_blinking ; stop better dil cue | |
| 634 | 1863 ;bra request_redraw_NDL_deco_data; request redraw of NDL/deco data and return |
| 1864 | |
| 1865 | |
| 1866 ;----------------------------------------------------------------------------- | |
| 1867 ; Request redraw of NDL/Deco Data | |
| 1868 ; | |
| 623 | 1869 request_redraw_NDL_deco_data: |
| 1870 btfsc FLAG_gauge_mode ; in gauge mode? | |
| 1871 return ; YES - done | |
| 1872 btfss decostop_active ; NO - in deco mode? | |
| 1873 bra timeout_divemode_menu_ndl ; NO - show NDL again | |
| 1874 ;bra timeout_divemode_menu_deco ; YES - show deco again | |
| 1875 | |
| 1876 timeout_divemode_menu_deco: | |
| 1877 bsf FLAG_TFT_display_deco_mask ; show deco mask | |
| 1878 bsf FLAG_TFT_display_deco ; show deco stop | |
| 1879 bsf FLAG_TFT_display_tts ; show TTS time | |
| 1880 return ; done | |
| 582 | 1881 |
| 1882 timeout_divemode_menu_ndl: | |
| 623 | 1883 bsf FLAG_TFT_display_ndl_mask ; show NDL mask |
| 1884 bsf FLAG_TFT_display_ndl ; show NDL time | |
| 1885 return ; done | |
| 0 | 1886 |
| 634 | 1887 |
| 1888 ;----------------------------------------------------------------------------- | |
| 1889 ; Check if Dive Mode needs to be started (called from Surface Mode) | |
| 1890 ; | |
| 1891 global check_dive_modes_surf | |
| 1892 check_dive_modes_surf: | |
| 1893 SMOVII pressure_rel_cur,sub_a ; ISR-safe 2 byte copy of current relative pressure to sub_a | |
| 1894 bcf divetime_longer_1min ; not diving when in surface mode | |
| 1895 bra check_dive_modes ; continue with common part | |
| 1896 | |
| 1897 | |
| 1898 ;----------------------------------------------------------------------------- | |
| 1899 ; Check if Dive Mode needs to be finished (called from Dive Loop) | |
| 1900 ; | |
| 1901 check_dive_modes_dive: | |
| 1902 MOVII pressure_rel_cur_cached,sub_a ; copy cached relative pressure to sub_a | |
| 1903 ;bra check_dive_modes ; continue with common part | |
| 1904 | |
| 1905 | |
| 1906 ;----------------------------------------------------------------------------- | |
| 1907 ; Check for Dive Mode Start/Finish - common Part | |
| 1908 ; | |
| 1909 check_dive_modes: | |
| 1910 btfss high_altitude_mode ; in high altitude mode? | |
| 1911 bra check_dive_modes_norm ; NO - use normal start-dive threshold | |
| 1912 btfsc divetime_longer_1min ; YES - diving since > one minute? | |
| 1913 bra check_dive_modes_norm ; YES - this is a real dive -> use normal start-dive threshold | |
| 1914 ;bra check_dive_modes_high ; NO - use hight-altitude start-dive threshold | |
| 1915 | |
| 1916 check_dive_modes_high: | |
| 1917 ; high altitude start/end dive thresholds | |
| 1918 btfss count_divetime ; dive time counting, i.e. already in the dive? | |
| 1919 bra check_dive_modes_high_start ; NO - select start threshold | |
| 1920 ;bra check_dive_modes_high_end ; YES - select end threshold | |
| 1921 | |
| 1922 check_dive_modes_high_end: | |
| 1923 MOVLI dive_threshold_high_alt_end,sub_b ; load high altitude end threshold | |
| 1924 bra check_dive_modes_comm ; continue with common part | |
| 1925 | |
| 1926 check_dive_modes_high_start: | |
| 1927 MOVLI dive_threshold_high_alt_start,sub_b ; load high altitude start threshold | |
| 1928 bra check_dive_modes_comm ; continue with common part | |
| 1929 | |
| 1930 check_dive_modes_norm: | |
| 1931 ; normal altitude start/end dive thresholds | |
| 1932 btfss count_divetime ; dive time counting, i.e. already in the dive? | |
| 1933 bra check_dive_modes_norm_start ; NO - select start threshold | |
| 1934 ;bra check_dive_modes_norm_end ; YES - select end threshold | |
| 1935 | |
| 1936 check_dive_modes_norm_end: | |
| 1937 MOVLI dive_threshold_norm_alt_end,sub_b ; load normal altitude end threshold | |
| 1938 bra check_dive_modes_comm ; continue with common part | |
| 1939 | |
| 1940 check_dive_modes_norm_start | |
| 1941 MOVLI dive_threshold_norm_alt_start,sub_b ; load normal altitude start threshold | |
| 1942 ;bra check_dive_modes_comm ; continue with common part | |
| 1943 | |
| 1944 check_dive_modes_comm: | |
| 1945 call cmpU16 ; sub_a - sub_b = pressure_rel_cur - start-dive threshold | |
| 1946 btfsc neg_flag ; pressure_rel_cur > dive_threshold, i.e. deeper than threshold? | |
| 1947 bra check_dive_modes_shallow ; NO - shallower than threshold | |
| 1948 btfsc divetime_longer_1min ; YES - diving > one minute? | |
| 1949 CLRI dive_timeout_timer ; YES - reset timeout counter | |
| 1950 bsf divemode ; - set dive mode flag | |
| 1951 bsf count_divetime ; - count dive time | |
| 1952 return ; - done | |
| 1953 | |
| 1954 check_dive_modes_shallow: | |
| 1955 bcf count_divetime ; stop counting dive time | |
| 1956 btfss divetime_longer_1min ; diving > one minute? | |
| 1957 bcf divemode ; NO - quit dive mode as this was no real dive | |
| 631 | 1958 return ; done |
| 1959 | |
| 634 | 1960 |
| 1961 ;----------------------------------------------------------------------------- | |
| 1962 ; Initialize the resettable Depth and Timer | |
| 1963 ; | |
| 1964 resettable_average_depth_init: | |
| 1965 CLRI pressure_rel_avg_trip ; prime the resettable average depth with 0 | |
| 1966 bra resettable_average_depth_common ; clear pressure accumulator and timer | |
| 1967 | |
| 1968 | |
| 1969 ;----------------------------------------------------------------------------- | |
| 1970 ; Reset the resettable Depth and Timer | |
| 1971 ; | |
| 1972 resettable_average_depth_reset: | |
| 1973 bcf request_reset_avg ; clear request | |
| 1974 MOVII pressure_rel_cur_cached,pressure_rel_avg_trip ; prime the resettable average depth | |
| 1975 ; with the current relative pressure (depth) | |
| 1976 ;bra resettable_average_depth_common ; clear pressure accumulator and timer | |
| 1977 | |
| 1978 | |
| 1979 ;----------------------------------------------------------------------------- | |
| 1980 ; Helper Function - common Part for resettable Depth and Timer init/reset | |
| 1981 ; | |
| 1982 resettable_average_depth_common: | |
| 1983 clrf pressure_rel_accu_trip+0 ; clear the resettable depth accumulator | |
| 1984 clrf pressure_rel_accu_trip+1 ; .... | |
| 1985 clrf pressure_rel_accu_trip+2 ; .... | |
| 1986 clrf pressure_rel_accu_trip+3 ; .... | |
| 1987 CLRI divesecs_avg_trip ; clear the resettable time accumulator | |
| 1988 return ; done | |
| 1989 | |
| 1990 | |
| 1991 ;----------------------------------------------------------------------------- | |
| 1992 ; Calculate Average Depth | |
| 1993 ; | |
| 0 | 1994 calc_average_depth: |
| 623 | 1995 ; 1. compute pressure_rel_cur_cached x 2, because this routine is called every 2nd second only |
| 634 | 1996 MOVII pressure_rel_cur_cached,xB ; copy current rel pressure to xB |
| 1997 bcf STATUS,C ; multiply rel pressure x 2 (via shift left) | |
| 1998 rlcf xB+0,F ; ... | |
| 1999 rlcf xB+1,F ; ... | |
| 623 | 2000 |
| 2001 ; 2a add (pressure_rel_cur_cached x 2) to the resettable depth accumulator | |
| 2002 ; will work up to 9999 mbar * 60 * 60 * 24 = 863913600 mbar (24h @ 90 m depth) | |
| 634 | 2003 movf xB+0,W ; pressure_rel_accu_trip += xB |
| 2004 addwf pressure_rel_accu_trip+0,F ; ... | |
| 2005 movf xB+1,W ; ... | |
| 2006 addwfc pressure_rel_accu_trip+1,F ; ... | |
| 2007 movlw .0 ; ... | |
| 2008 addwfc pressure_rel_accu_trip+2,F ; ... | |
| 2009 addwfc pressure_rel_accu_trip+3,F ; ... | |
| 623 | 2010 |
| 2011 ; 2b add (pressure_rel_cur_cached x 2) to the total depth accumulator | |
| 2012 ; will work up to 9999 mbar * 60 * 60 * 24 = 863913600 mbar (24h @ 90 m depth) | |
| 634 | 2013 movf xB+0,W ; pressure_rel_accu_total += xB |
| 2014 addwf pressure_rel_accu_total+0,F ; ... | |
| 2015 movf xB+1,W ; ... | |
| 2016 addwfc pressure_rel_accu_total+1,F ; ... | |
| 2017 movlw .0 ; ... | |
| 2018 addwfc pressure_rel_accu_total+2,F ; ... | |
| 2019 addwfc pressure_rel_accu_total+3,F ; ... | |
| 623 | 2020 |
| 2021 ; 3a compute the resettable average depth | |
| 634 | 2022 movff pressure_rel_accu_trip+0,xC+0 ; get the accumulated depth |
| 2023 movff pressure_rel_accu_trip+1,xC+1 ; ... | |
| 2024 movff pressure_rel_accu_trip+2,xC+2 ; ... | |
| 2025 movff pressure_rel_accu_trip+3,xC+3 ; ... | |
| 2026 MOVII divesecs_avg_trip,xB ; get the accumulated time | |
| 623 | 2027 |
| 2028 ; divide accumulated depth by accumulated time | |
| 604 | 2029 call div32x16 ; xC:4 / xB:2 = xC+3:xC+2 with xC+1:xC+0 as remainder |
| 623 | 2030 |
| 2031 ; store result | |
| 2032 MOVII xC,pressure_rel_avg_trip ; resettable average depth | |
| 2033 btfss count_divetime ; is dive time counted? | |
| 604 | 2034 return ; NO (e.g. too shallow) |
| 2035 | |
| 623 | 2036 ; 3b compute the dive total average depth |
| 634 | 2037 movff pressure_rel_accu_total+0,xC+0 ; get accumulated depth |
| 2038 movff pressure_rel_accu_total+1,xC+1 ; ... | |
| 2039 movff pressure_rel_accu_total+2,xC+2 ; ... | |
| 2040 movff pressure_rel_accu_total+3,xC+3 ; ... | |
| 2041 MOVII divesecs_avg_total,xB ; get accumulated time | |
| 623 | 2042 |
| 2043 ; divide accumulated depth by accumulated time | |
| 2044 call div32x16 ; xC:4 = xC:4 / xB:2 with xA as remainder | |
| 2045 | |
| 2046 ; store result | |
| 2047 MOVII xC,pressure_rel_avg_total ; total dive average depth | |
| 2048 | |
| 2049 btfsc request_reset_avg ; shall reset the resettable average depth? | |
| 634 | 2050 rcall resettable_average_depth_reset ; YES - reset the resettable average depth |
| 623 | 2051 |
| 2052 TSTOSC opt_2ndDepthDisp ; drawing average depth instead of max depth? | |
| 2053 bsf FLAG_TFT_depth_maximum ; YES - flag to update display | |
| 2054 | |
| 2055 btfsc FLAG_gauge_mode ; in gauge mode? | |
| 2056 bsf FLAG_TFT_depth_maximum ; YES - flag to update display (needed for alternative layout) | |
| 2057 | |
| 2058 return ; done | |
| 2059 | |
| 2060 | |
| 634 | 2061 ;----------------------------------------------------------------------------- |
| 2062 ; Check Switches, execute Pre-Menu Items (called every second) | |
| 2063 ; | |
| 2064 test_switches_divemode: | |
| 623 | 2065 btfsc dive_main_menu ; dive mode menu shown? |
| 604 | 2066 bra test_switches_divemode_menu ; YES - use menu processor |
| 2067 btfsc switch_left ; NO - left button pressed? | |
| 634 | 2068 goto menuview_toggle ; YES - step through pre-menu |
| 604 | 2069 btfss switch_right ; NO - right button pressed? |
| 2070 return ; NO - done | |
| 623 | 2071 bcf switch_right ; YES - clear button event |
| 2072 tstfsz active_premenu ; - any pre-menu task selected? | |
| 634 | 2073 bra test_switches_divemode1 ; YES - execute a pre-menu item |
| 623 | 2074 bsf request_next_custview ; NO - request next custom view |
| 604 | 2075 return ; - done |
| 0 | 2076 |
| 2077 test_switches_divemode_menu: | |
| 623 | 2078 btfsc switch_left ; left button pressed? |
| 2079 bra test_switches_divemode_menu2 ; YES - move cursor | |
| 2080 btfsc switch_right ; NO - right button pressed? | |
| 634 | 2081 bra test_switches_divemode_menu3 ; YES - do a menu operation |
| 623 | 2082 btfss update_menu ; NO - shall update the menu? |
| 2083 return ; NO - done | |
| 2084 bcf update_menu ; YES - clear request | |
| 2085 goto menu_draw_lines_divemode ; - redraw the menu (to update color coding) and return | |
| 0 | 2086 |
| 2087 test_switches_divemode_menu1: | |
| 634 | 2088 clrf menu_pos_cur ; reset menu item number to zero |
| 0 | 2089 test_switches_divemode_menu2: |
| 634 | 2090 bcf switch_left ; clear left button event |
| 2091 incf menu_pos_cur,F ; increment menu item number | |
| 2092 incf menu_pos_max,W ; get number of items + 1 into WREG | |
| 2093 cpfslt menu_pos_cur ; incremented item number > number of items ? | |
| 2094 bra test_switches_divemode_menu1 ; YES - restart from first item | |
| 2095 call menu_draw_cursor_dive ; draw cursor at new position | |
| 623 | 2096 movlw divemode_timeout_mainmenu ; get timeout for main menu |
| 634 | 2097 call restart_timeout_time ; restart the timeout |
| 2098 return ; done | |
| 2099 | |
| 2100 test_switches_divemode_menu3: | |
| 2101 bcf switch_right ; clear right button event | |
| 2102 goto do_line_menu ; Warning! trashes STKPTR and returns to | |
| 2103 ; divemode_option_divemenu_return | |
| 0 | 2104 |
| 2105 test_switches_divemode1: | |
| 634 | 2106 movlw divemode_timeout_premenu ; get timeout for pre-menu |
| 2107 call restart_timeout_time ; restart the timeout | |
| 2108 movf active_premenu,W ; get active pre-menu item | |
| 0 | 2109 dcfsnz WREG,F |
| 634 | 2110 bra divemode_option_gaschange ; 1: switch to the the "better gas" / "better diluent" |
| 137 | 2111 dcfsnz WREG,F |
| 634 | 2112 bra divemode_option_ackn ; 2: acknowledge current advice, attention, or warning |
| 2113 dcfsnz WREG,F | |
| 2114 bra divemode_option_divemenu ; 3: enter dive mode menu | |
| 0 | 2115 dcfsnz WREG,F |
| 631 | 2116 IFDEF _cave_mode |
| 634 | 2117 bra divemode_option_cavemenu ; 4: enter cave mode menu |
| 631 | 2118 ELSE |
| 634 | 2119 return ; 4: (no cave mode compiled in) |
| 2120 ENDIF | |
| 2121 dcfsnz WREG,F | |
| 2122 bra divemode_option_sim_quit ; 5: quit simulator mode | |
| 2123 dcfsnz WREG,F | |
| 2124 bra divemode_option_sim_down ; 6: simulator mode - descent | |
| 2125 dcfsnz WREG,F | |
| 2126 bra divemode_option_sim_up ; 7: simulator mode - ascend | |
| 2127 dcfsnz WREG,F | |
| 2128 bra divemode_option_sim_time ; 8: simulator mode - +5 min | |
| 2129 dcfsnz WREG,F | |
| 2130 bra divemode_option_apnoe_quit ; 9: quit apnoe dive | |
| 2131 dcfsnz WREG,F | |
| 2132 bra divemode_option_gauge_reset ; 10: reset stopwatch and avg depth (gauge mode) | |
| 2133 dcfsnz WREG,F | |
| 2134 IFDEF _compass | |
| 2135 bra divemode_option_course ; 11: set bearing | |
| 2136 ELSE | |
| 2137 return ; 11: (no compass compiled in) | |
| 631 | 2138 ENDIF |
| 0 | 2139 dcfsnz WREG,F |
| 634 | 2140 bra divemode_option_layout ; 12: switch layout |
| 2141 return ; catch illegal item number | |
| 2142 | |
| 2143 | |
| 2144 ; item 1: switch to the the "better gas" / "better diluent" | |
| 2145 ; | |
| 2146 divemode_option_gaschange: | |
| 2147 IFDEF _ccr_pscr | |
| 2148 btfsc FLAG_oc_mode ; in OC mode? | |
| 2149 bra divemode_option_gaschange_oc ; YES | |
| 2150 btfsc bailout_mode ; in bailout? | |
| 2151 bra divemode_option_gaschange_oc ; YES | |
| 2152 | |
| 2153 ; in CCR/pSCR mode and not in bailout | |
| 2154 movff best_dil_number,menu_pos_cur ; select best diluent | |
| 2155 bcf better_dil_available ; clear flag immediately | |
| 2156 bra divemode_option_gaschange3 ; continue with common part | |
| 2157 ENDIF | |
| 2158 divemode_option_gaschange_oc: | |
| 2159 movff best_gas_number,menu_pos_cur ; select best gas | |
| 2160 bcf better_gas_available ; clear better gas cue | |
| 2161 | |
| 2162 divemode_option_gaschange3 | |
| 2163 bsf request_gas_change ; request a gas/diluent change | |
| 2164 goto menuview_toggle_reset ; terminate the pre-menu (and return) | |
| 2165 | |
| 2166 | |
| 2167 ; item 2: acknowledge current advice, attention, or warning | |
| 2168 ; | |
| 2169 divemode_option_ackn: | |
| 2170 btfss sign_warning ; any warning active? | |
| 2171 bra divemode_option_ackn_attn ; NO - check for active attentions | |
| 2172 movff DM_flags_war1_det,DM_flags_war1_ack ; YES - memorize active warnings as acknowledged | |
| 2173 movff DM_flags_war2_det,DM_flags_war2_ack ; - ... | |
| 2174 bra divemode_option_ackn_common ; - update screen | |
| 2175 | |
| 2176 divemode_option_ackn_attn: | |
| 2177 btfss sign_attention ; any attention active? | |
| 2178 bra divemode_option_ackn_advc ; NO - must be active advice then | |
| 2179 movff DM_flags_att1_det,DM_flags_att1_ack ; YES - memorize active attentions as acknowledged | |
| 2180 movff DM_flags_att2_det,DM_flags_att2_ack ; - ... | |
| 2181 movff DM_flags_att3_det,DM_flags_att3_ack ; - ... | |
| 2182 bra divemode_option_ackn_common ; - update screen | |
| 2183 | |
| 2184 divemode_option_ackn_advc: | |
| 2185 movff DM_flags_advc_det,DM_flags_advc_ack ; memorize active advices as acknowledged | |
| 2186 ;bra divemode_option_ackn_common ; update screen | |
| 2187 | |
| 2188 divemode_option_ackn_common: | |
| 2189 call menuview_toggle_reset ; terminate pre-menu | |
| 2190 call divemode_check_sign ; compute if the advice / attention / warning sign shall be shown | |
| 2191 btfsc FLAG_TFT_sign_show ; shall show the advice / attention / warning sign? | |
| 2192 goto TFT_divemode_sign_show ; YES - show sign and return | |
| 2193 goto TFT_divemode_sign_clear ; NO - clear sign and return | |
| 2194 | |
| 2195 | |
| 2196 ; item 3: enter dive mode menu | |
| 2197 ; | |
| 2198 divemode_option_divemenu: | |
| 2199 btfss divemode ; in dive mode? | |
| 2200 goto menuview_toggle_reset ; NO - block menu, terminate the pre-menu | |
| 2201 call TFT_clear_divemode_menu ; YES - clear menu area | |
| 2202 bcf dive_pre_menu ; - set pre-menu as not shown anymore | |
| 2203 goto do_main_divemenu ; - hand over to menu processor | |
| 2204 | |
| 2205 | |
| 2206 ; item 4: enter cave mode menu | |
| 2207 ; | |
| 2208 IFDEF _cave_mode | |
| 2209 divemode_option_cavemenu: | |
| 2210 btfss divemode ; in dive mode? | |
| 2211 goto menuview_toggle_reset ; NO - block menu, terminate the pre-menu | |
| 2212 call TFT_clear_divemode_menu ; YES - clear menu area | |
| 2213 bcf dive_pre_menu ; - set pre-menu as not shown anymore | |
| 2214 goto do_main_cavemenu ; - hand over to menu processor | |
| 2215 ENDIF | |
| 2216 | |
| 2217 | |
| 2218 ; item 5: quit simulator mode | |
| 2219 ; | |
| 2220 divemode_option_sim_quit: | |
| 2221 clrf simulatormode_depth ; set target depth to zero | |
| 2222 bsf quit_simulatormode ; request ISR to end simulator mode | |
| 2223 call menuview_toggle_reset ; terminate the pre-menu | |
| 2224 btfsc FLAG_apnoe_mode ; in apnoe mode? | |
| 2225 bcf divemode ; YES - force end of dive mode | |
| 2226 return ; done | |
| 2227 | |
| 2228 | |
| 2229 ; item 6: simulator mode - descent 1 meter | |
| 2230 ; | |
| 2231 divemode_option_sim_down: | |
| 2232 movlw ostc_depth_max-1 ; load depth limit into WREG | |
| 2233 cpfsgt simulatormode_depth ; simulated depth < limit ? | |
| 2234 incf simulatormode_depth,F ; YES - increment simulated depth | |
| 2235 return ; done | |
| 2236 | |
| 2237 | |
| 2238 ; item 7: simulator mode - ascent 1 meter | |
| 2239 ; | |
| 2240 divemode_option_sim_up: | |
| 2241 tstfsz simulatormode_depth ; simulated depth > 0 ? | |
| 2242 decf simulatormode_depth,F ; YES - decrement simulated depth | |
| 2243 return ; done | |
| 2244 | |
| 2245 | |
| 2246 ; item 8: simulator mode - +5 min | |
| 2247 ; | |
| 2248 divemode_option_sim_time: | |
| 2249 movff char_I_sim_advance_time,WREG ; get mailbox content | |
| 2250 tstfsz WREG ; mailbox clear (=0) ? | |
| 2251 return ; NO - still having a pending +5' request, refuse new request | |
| 2252 bra advance_time ; YES - advance time and return | |
| 2253 | |
| 2254 | |
| 2255 ; item 9: quit apnoe dive | |
| 2256 ; | |
| 2257 divemode_option_apnoe_quit: | |
| 2258 btfsc sensor_override_active ; in simulator mode? | |
| 2259 bra divemode_option_sim_quit ; YES - use simulator quit procedure | |
| 2260 bcf divemode ; NO - force end of dive mode | |
| 2261 return ; - done | |
| 2262 | |
| 2263 | |
| 2264 ; item 10: reset stopwatch and avg depth (gauge mode only) | |
| 2265 ; | |
| 2266 divemode_option_gauge_reset: | |
| 2267 bsf request_reset_avg ; request reset of average depth | |
| 2268 goto menuview_toggle_reset ; terminate pre-menu and return | |
| 2269 | |
| 2270 | |
| 2271 ; item 11: set bearing | |
| 2272 ; | |
| 623 | 2273 IFDEF _compass |
| 634 | 2274 divemode_option_course: |
| 2275 MOVII compass_heading_shown,compass_bearing | |
| 2276 bsf compass_bearing_set ; set flag to show heading | |
| 2277 goto menuview_toggle_reset ; terminate the pre-menu and return | |
| 623 | 2278 ENDIF |
| 634 | 2279 |
| 2280 | |
| 2281 ; item 12: switch layout | |
| 2282 ; | |
| 2283 divemode_option_layout: | |
| 2284 call menuview_toggle_reset ; terminate the pre-menu | |
| 2285 call TFT_ClearScreen ; clear the whole screen | |
| 2286 btg alt_layout_active ; toggle layout | |
| 2287 | |
| 2288 bcf depth_color_last ; set warning or attention on the depth not shown | |
| 2289 bcf depth_inverse_last ; set depth displayed in inverse as not shown | |
| 2290 bcf sign_shown ; set warning/attention/advice sign not shown | |
| 2291 bcf velocity_active_num ; set numerical vertical velocity display not shown | |
| 2292 bcf velocity_active_vsi ; set vertical vertical velocity display not shown | |
| 2293 bcf safety_stop_active ; set safety stop not shown | |
| 2294 | |
| 2295 bsf FLAG_TFT_divemode_mask ; request redraw of dive screen mask | |
| 2296 bsf FLAG_TFT_divetime ; request redraw of dive time | |
| 2297 bsf FLAG_TFT_depth_current ; request redraw of current depth | |
| 2298 bsf FLAG_TFT_depth_maximum ; request redraw of maximum depth | |
| 2299 bsf FLAG_TFT_active_gas_divemode; request redraw of gas and setpoint | |
| 2300 bsf FLAG_TFT_temperature ; request redraw of temperature | |
| 2301 bsf FLAG_TFT_customview_callup ; request redraw of custom view | |
| 2302 | |
| 2303 goto request_redraw_NDL_deco_data; request redraw of NDL/deco data and return | |
| 2304 | |
| 2305 | |
| 2306 ;----------------------------------------------------------------------------- | |
| 2307 ; Helper Function - advance Time by 5 Minutes (Simulator Mode) | |
| 2308 ; | |
| 2309 advance_time: | |
| 2310 ; advance tissues pressures and deco obligation by 5 minutes | |
| 2311 movlw .5 ; + 5 minutes | |
| 2312 movff WREG,char_I_sim_advance_time ; copy to mailbox | |
| 2313 call restart_deco_engine ; condition deco engine to execute the +5 minutes | |
| 2314 | |
| 2315 bcf count_divetime ; stop dive time incrementing in ISR | |
| 2316 ADDLI .5,counted_divetime_mins ; add 5 minutes to counted_divetime_mins | |
| 2317 ADDLI .300,total_divetime_secs ; add 5 minutes (300 seconds) to total_divetime_secs | |
| 2318 bsf count_divetime ; continue dive time incrementing in ISR | |
| 2319 | |
| 2320 ADDLI .300,divesecs_avg_trip ; add 5 minutes (300 seconds) to resettable time accumulator | |
| 2321 ADDLI .300,divesecs_avg_total ; add 5 minutes (300 seconds) to total time accumulator | |
| 2322 | |
| 2323 MOVII pressure_rel_cur_cached,xB ; calculate 300 x depth in mbar (300 = 5 min * 60 sec/min) | |
| 2324 MOVLI .300,xA ; ... | |
| 2325 call mult16x16 ; xC = xA * xB | |
| 2326 | |
| 2327 movf xC+0,W ; add to the resettable depth accumulator | |
| 2328 addwf pressure_rel_accu_trip+0,F ; ... | |
| 2329 movf xC+1,W ; ... | |
| 2330 addwfc pressure_rel_accu_trip+1,F ; ... | |
| 2331 movf xC+2,W ; ... | |
| 2332 addwfc pressure_rel_accu_trip+2,F ; ... | |
| 2333 movf xC+3,W ; ... | |
| 2334 addwfc pressure_rel_accu_trip+3,F ; ... | |
| 2335 | |
| 2336 movf xC+0,W ; add to the total depth accumulator | |
| 2337 addwf pressure_rel_accu_total+0,F ; ... | |
| 2338 movf xC+1,W ; ... | |
| 2339 addwfc pressure_rel_accu_total+1,F ; ... | |
| 2340 movf xC+2,W ; ... | |
| 2341 addwfc pressure_rel_accu_total+2,F ; ... | |
| 2342 movf xC+3,W ; ... | |
| 2343 addwfc pressure_rel_accu_total+3,F ; ... | |
| 2344 | |
| 2345 IFDEF _cave_mode | |
| 2346 ; update backtracking data | |
| 2347 btfss cave_mode ; cave mode switched on? | |
| 2348 bra divemode_option_sim_time_exit ; NO - skip backtracking depth recording | |
| 2349 btfsc dive_turned ; YES - dive turned? | |
| 2350 bra divemode_option_sim_time_exit ; YES - skip backtracking depth recording | |
| 2351 ;bra divemode_option_sim_time_exec ; NO - update backtracking depth recording | |
| 2352 | |
| 2353 divemode_option_sim_time_exec: | |
| 2354 movff backtrack_deltatime,hi ; backup time elapsed since last depth recording | |
| 2355 movlw .5 ; configure 5 minutes | |
| 2356 movwf lo ; use lo as loop counter | |
| 2357 | |
| 2358 divemode_option_sim_time_loop: | |
| 2359 call write_backtrack_1min_depth ; store a backtracking depth data set | |
| 2360 btfsc backtrack_entire_full ; backtracking storage entirely used up? | |
| 2361 bra divemode_option_sim_time_exit ; YES - abort backtracking depth recording | |
| 2362 decfsz lo,F ; NO - decrement loop counter, did it became zero? | |
| 2363 bra divemode_option_sim_time_loop ; NO - loop | |
| 2364 ;bra divemode_option_sim_time_done ; YES - done | |
| 2365 | |
| 2366 divemode_option_sim_time_done: | |
| 2367 movff hi,backtrack_deltatime ; restore time elapsed since last depth recording | |
| 2368 ENDIF ; _cave_mode | |
| 2369 | |
| 2370 divemode_option_sim_time_exit: | |
| 2371 return ; done (leaving option avail for repeated selection) | |
| 2372 | |
| 2373 | |
| 2374 ;----------------------------------------------------------------------------- | |
| 2375 ; Change Gas / Diluent | |
| 2376 ; | |
| 631 | 2377 gas_switch_common: |
| 634 | 2378 bcf request_gas_change ; clear request flag |
| 623 | 2379 IFDEF _ccr_pscr |
| 634 | 2380 btfss request_back_to_loop ; is a switchback from OC bailout to loop requested? |
| 2381 bra gas_switched_common0 ; NO - continue with checking if selected gas is valid | |
| 2382 bcf request_back_to_loop ; YES - clear flag | |
| 2383 movff active_dil,menu_pos_cur ; - reload last diluent | |
| 2384 bra gas_switched_common1 ; - continue with common part | |
| 623 | 2385 ENDIF |
| 582 | 2386 gas_switched_common0: |
| 634 | 2387 tstfsz menu_pos_cur ; menu_pos_cur = 0 ? |
| 2388 bra gas_switched_common1 ; NO - valid gas | |
| 2389 return ; YES - something went wrong, invalid gas, abort | |
| 560 | 2390 gas_switched_common1: |
| 634 | 2391 movf menu_pos_cur,W ; get selected gas into WREG (1-5) |
| 623 | 2392 IFDEF _ccr_pscr |
| 634 | 2393 btfsc FLAG_oc_mode ; in OC mode? |
| 2394 bra gas_switched_common_OC ; YES | |
| 2395 btfsc bailout_mode ; in bailout? | |
| 2396 bra gas_switched_common_OC ; YES | |
| 2397 gas_switched_common_loop: ; NO to both - must be loop mode then | |
| 2398 call setup_dil_registers ; set up real tissues with WREG = diluent 1-6 | |
| 2399 call deco_setup_cc_diluents ; set up deco planning with WREG = diluent 1-6 | |
| 2400 bra gas_switched_common3 ; continue with common part | |
| 631 | 2401 ENDIF ; _ccr_pscr |
| 634 | 2402 |
| 604 | 2403 gas_switched_common_OC: |
| 634 | 2404 call setup_gas_registers ; set up real tissues with WREG = gas 1-6 |
| 2405 call deco_setup_oc_gases ; set up deco planning with WREG = gas 1-6 | |
| 2406 ;bra gas_switched_common3 ; continue with common part | |
| 2407 | |
| 560 | 2408 gas_switched_common3: |
| 605 | 2409 banksel int_O_breathed_ppO2 |
| 2410 bcf int_O_breathed_ppO2+1,int_low_flag ; | clear all flags that control color-coding | |
| 2411 bcf int_O_breathed_ppO2+1,int_high_flag ; | to have the new gas initially displayed in | |
| 2412 bcf int_O_breathed_ppO2+1,int_attention_flag ; | memo color instead of a warning or attention | |
| 2413 bcf int_O_breathed_ppO2+1,int_warning_flag ; | color that belonged to the previous gas | |
| 2414 banksel common | |
| 631 | 2415 bsf FLAG_TFT_active_gas_divemode ; redraw gas/setpoint/diluent |
| 2416 bsf FLAG_TFT_temperature ; redraw temperature | |
| 2417 bsf event_occured ; set global event flag | |
| 623 | 2418 IFDEF _ccr_pscr |
| 631 | 2419 btfsc bailout_mode ; in bailout mode? |
| 2420 bsf event_bailout ; YES - set bailout event | |
| 2421 btfss bailout_mode ; in bailout mode? | |
| 623 | 2422 ENDIF |
| 631 | 2423 bsf event_gas_change ; (NO) - set gas change event (normal change) |
| 2424 goto restart_deco_engine_wo_ceiling ; abort running deco calculations and restart (and return) | |
| 2425 | |
| 2426 | |
| 634 | 2427 ;----------------------------------------------------------------------------- |
| 2428 ; Reload the current Gas / Diluent | |
| 2429 ; | |
| 631 | 2430 gas_update_common: |
| 2431 bcf request_gas_update ; reset the request flag | |
| 2432 movf active_gas,W ; load WREG with currently used gas | |
| 2433 IFDEF _ccr_pscr | |
| 2434 btfsc FLAG_oc_mode ; in OC mode? | |
| 2435 bra gas_switched_common_OC ; YES - reload OC gases | |
| 2436 btfsc bailout_mode ; NO - in bailout? | |
| 2437 bra gas_switched_common_OC ; YES - reload OC gases | |
| 2438 movf active_dil,W ; NO - load WREG with currently used diluent | |
| 2439 bra gas_switched_common_loop ; - set up diluent gases | |
| 2440 ELSE | |
| 2441 bra gas_switched_common_OC ; reload OC gases | |
| 2442 ENDIF | |
| 560 | 2443 |
| 634 | 2444 |
| 2445 ;----------------------------------------------------------------------------- | |
| 2446 ; Toggle GF/aGF (finalization) | |
| 2447 ; | |
| 2448 divemodemode_togglegf: | |
| 2449 bcf request_toggle_GF ; clear request flag | |
| 2450 goto restart_deco_engine ; restart the deco engine and return | |
| 2451 | |
| 2452 | |
| 2453 ;----------------------------------------------------------------------------- | |
| 2454 ; Set a Marker in the Dive Profile | |
| 2455 ; | |
| 2456 set_logbook_marker: | |
| 2457 bcf request_set_marker ; clear request flag | |
| 2458 movlw d'6' ; set type of alarm: manual marker | |
| 2459 movwf alarm_type ; copy to alarm register | |
| 2460 bsf event_occured ; set event flag | |
| 631 | 2461 return ; done |
| 0 | 2462 |
| 634 | 2463 |
| 2464 ;----------------------------------------------------------------------------- | |
| 604 | 2465 ; Find the best gas and diluent for the current depth |
| 2466 ; and check if a gas/diluent change is to be advised. | |
| 2467 ; | |
| 2468 ; Output: best_gas_number : number of best gas, 0= none avail, 255= not computed | |
| 2469 ; best_dil_number : number of best dil, 0= none avail, 255= not computed | |
| 2470 ; better_gas_available : flag indicating if a change is advised | |
| 2471 ; better_dil_available : flag indicating if a change is advised | |
| 2472 ; | |
| 2473 ; | |
| 2474 ; in CCR and pSCR mode: - checks both, gases and diluents for respective best gas / best diluent | |
| 2475 ; - if not in bailout, sets better_dil_available on diluents | |
| 2476 ; - if in bailout, sets better_gas_available on OC gases | |
| 2477 ; | |
| 2478 ; in OC mode : - checks only gases for best gas | |
| 2479 ; - sets better_gas_available on OC gases | |
| 0 | 2480 ; |
| 628 | 2481 global check_gas_best |
| 604 | 2482 check_gas_best: |
| 623 | 2483 btfsc FLAG_gauge_mode ; in gauge mode? |
| 2484 return ; YES - done | |
| 2485 | |
| 2486 MOVII pressure_abs_10,xA ; copy absolute pressure / 10 into xA:2, will be used by ppO2 min/max checks later | |
| 2487 | |
| 2488 ; compute max. allowed deco ppO2 | |
| 2489 movff char_I_ppO2_max_deco,WREG ; max ppO2 [cbar] for deco phase | |
| 2490 mullw .100 ; compute max ppO2 * 100, result is in 0.1 mbar | |
| 2491 ADDLI ppO2_margin_on_max,PROD ; add ppO2 margin on max value to compensate for surface pressures > 1000 hPa | |
| 2492 MOVII PROD,ppO2_max_deco ; store as deco ppO2 max | |
| 2493 | |
| 2494 ; compute max. allowed default ppO2 | |
| 604 | 2495 movff char_O_deco_info,lo ; bank-safe copy of deco info vector |
| 628 | 2496 btfss lo,deco_mode ; is the ppO2 deco limit enabled? |
| 623 | 2497 bra check_gas_best_1 ; NO - compute default ppO2 max |
| 2498 MOVII ppO2_max_deco,ppO2_max_default ; YES - copy default ppO2 max from deco max. | |
| 2499 bra check_gas_best_2 ; - continue with common part | |
| 2500 | |
| 2501 check_gas_best_1: | |
| 2502 movff char_I_ppO2_max_work,WREG ; max ppO2 [cbar] for working phase | |
| 2503 mullw .100 ; compute max ppO2 * 100, result is in 0.1 mbar | |
| 2504 ADDLI ppO2_margin_on_max,PROD ; add ppO2 margin on max value to compensate for surface pressures > 1000 hPa | |
| 2505 MOVII PROD,ppO2_max_default ; store as default ppO2 max | |
| 2506 | |
| 2507 check_gas_best_2: | |
| 2508 | |
| 2509 IFDEF _ccr_pscr | |
| 604 | 2510 ; check dive mode |
| 2511 btfsc FLAG_oc_mode ; in OC mode? | |
| 2512 bra check_gas_best_gas ; YES - skip diluents, check for best gas only | |
| 2513 | |
| 2514 check_gas_best_dil: | |
| 2515 ; set minimum ppO2 required | |
| 2516 movff char_I_ppO2_min,WREG ; min ppO2 for pure diluent in CCR mode (default) | |
| 2517 btfsc FLAG_pscr_mode ; in pSCR mode? | |
| 623 | 2518 movff char_I_ppO2_min_loop,WREG ; YES - replace by min ppO2 for pure diluent in pSCR mode |
| 2519 mullw .100 ; min ppO2 * 100, result in 0.1 mbar | |
| 2520 MOVII PROD,ppO2_min ; store in ppO2_min | |
| 631 | 2521 ; check diluents |
| 604 | 2522 lfsr FSR1,opt_dil_O2_ratio ; set base address for diluent arrays |
| 631 | 2523 movff active_dil,lo ; set number of currently used diluent |
| 2524 ; preset result to nothing found | |
| 2525 clrf best_gas_num ; initialize best diluent to 0 = none found yet | |
| 2526 setf best_gas_depth ; initialize change depth to 255 = any one will be better | |
| 2527 ; check if current diluent is usable | |
| 2528 movff lo,check_gas_num ; check if the current diluent is usable | |
| 2529 rcall check_gas_best_common ; if yes, the current diluent will become the best diluent found so far | |
| 2530 rcall check_gas_best_all ; check if any other diluent is better | |
| 604 | 2531 ; store result |
| 2532 movff best_gas_num,best_dil_number ; store new best diluent found (1-5 or 0 of no usable diluent available) | |
| 2533 ; check if change advices shall be given in general | |
| 623 | 2534 btfsc bailout_mode ; in bailout? |
| 604 | 2535 bra check_gas_best_gas ; YES - no better diluent advice when in bailout |
| 2536 check_gas_best_dil1: | |
| 2537 ; check if a change advice shall be given right now | |
| 631 | 2538 bcf better_dil_available ; default to no better diluent found |
| 604 | 2539 movf best_dil_number,W ; load number of best diluent into WREG (1-5) |
| 2540 bz check_gas_best_dil3 ; has a best diluent been found at all? NO - nothing to signal for | |
| 2541 cpfseq active_dil ; is this the currently used diluent? | |
| 631 | 2542 bra check_gas_best_dil2 ; NO - a better diluent has been found |
| 604 | 2543 bra check_gas_best_dil3 ; YES - no need to signal a better diluent if this diluent is already in use |
| 2544 check_gas_best_dil2: | |
| 634 | 2545 btfsc warn_det_sensors_lost ; all sensors lost? |
| 604 | 2546 bra check_gas_best_dil3 ; YES - suppress better diluent prompt in this case |
| 2547 ; not using the best gas - show better diluent hint whenever a better diluent is available | |
| 2548 bsf better_dil_available ; signal that a better diluent is available | |
| 2549 bsf FLAG_TFT_active_gas_divemode ; redraw gas/setpoint/diluent | |
| 2550 check_gas_best_dil3: | |
| 2551 btfss better_dil_available ; shall a better diluent be signaled for? | |
| 623 | 2552 bcf better_dil_blinking ; NO - clear blinking flag |
| 631 | 2553 ;bra check_gas_best_gas ; ; continue with checking for best bailout gas |
| 623 | 2554 ENDIF ; _ccr_pscr |
| 2555 | |
| 631 | 2556 |
| 604 | 2557 check_gas_best_gas: |
| 2558 ; set minimum ppO2 required | |
| 628 | 2559 movff char_I_ppO2_min,WREG ; min ppO2 for OC and bailout |
| 623 | 2560 mullw .100 ; min ppO2 * 100, result in 0.1 mbar |
| 2561 MOVII PROD,ppO2_min ; store in ppO2_min | |
| 631 | 2562 ; check gases |
| 604 | 2563 lfsr FSR1,opt_gas_O2_ratio ; set base address for gas arrays |
| 631 | 2564 movff active_gas,lo ; set number of currently used gas |
| 2565 ; preset result to nothing found | |
| 2566 clrf best_gas_num ; initialize best gas to 0 = none found yet | |
| 2567 setf best_gas_depth ; initialize change depth to 255 = any one will be better | |
| 2568 ; check if current gas is usable | |
| 2569 movff lo,check_gas_num ; check if the current gas is usable | |
| 2570 rcall check_gas_best_common ; if yes, the current gas will become the best gas found so far | |
| 2571 rcall check_gas_best_all ; check if any other gas is better | |
| 604 | 2572 ; store result |
| 2573 movff best_gas_num,best_gas_number ; store new best gas found (1-5 or 0 of no usable gas available) | |
| 631 | 2574 IFDEF _ccr_pscr |
| 604 | 2575 ; check if change advices shall be given in general |
| 2576 btfsc FLAG_oc_mode ; in OC mode? | |
| 631 | 2577 bra check_gas_best_gas1 ; YES - give advice |
| 2578 btfsc bailout_mode ; NO - in bailout? | |
| 2579 bra check_gas_best_gas1 ; YES - give advice | |
| 2580 return ; NO - no better (OC) gas advice when not in OC or bailout mode | |
| 2581 ENDIF ; _ccr_pscr | |
| 604 | 2582 check_gas_best_gas1: ; check if we are already on the best gas |
| 2583 ; check if a change advice shall be given right now | |
| 631 | 2584 bcf better_gas_available ; default to no better gas found |
| 604 | 2585 movf best_gas_number,W ; load number of best gas into WREG (1-5) |
| 2586 bz check_gas_best_gas3 ; has a best gas been found at all? NO - nothing to signal for | |
| 2587 cpfseq active_gas ; is this the currently used gas? | |
| 631 | 2588 bra check_gas_best_gas2 ; NO - a better gas has been found |
| 604 | 2589 bra check_gas_best_gas3 ; YES - no need to signal a better gas if this gas is already in use |
| 2590 check_gas_best_gas2: | |
| 2591 ; not using the best gas - show better gas hint whenever a better gas is available | |
| 2592 bsf better_gas_available ; YES - signal that a better gas is available | |
| 2593 bsf FLAG_TFT_active_gas_divemode ; YES - redraw gas/setpoint/diluent | |
| 2594 check_gas_best_gas3: | |
| 2595 btfss better_gas_available ; shall a better gas be signaled for? | |
| 623 | 2596 bcf better_gas_blinking ; NO - clear blinking flag |
| 582 | 2597 return |
| 0 | 2598 |
| 631 | 2599 |
| 2600 check_gas_best_all: | |
| 2601 clrf check_gas_num ; increment comes first, so initialize with zero | |
| 2602 check_gas_best_loop: | |
| 2603 incf check_gas_num,F ; increment number of gas to check | |
| 2604 movf lo,W ; copy number of currently used gas to WREG | |
| 2605 cpfseq check_gas_num ; gas to be checked = currently used gas ? | |
| 2606 rcall check_gas_best_common ; NO - check the gas | |
| 2607 movlw NUM_GAS ; get total number of gases | |
| 2608 cpfseq check_gas_num ; reached last gas? | |
| 2609 bra check_gas_best_loop ; NO - loop | |
| 2610 return ; YES - done | |
| 2611 | |
| 2612 | |
| 604 | 2613 check_gas_best_common: ; with gas to be checked in check_gas_num (1-5) |
| 634 | 2614 ; and current gas in lo (1-5) |
| 604 | 2615 ; |
| 2616 ; Memory Map: | |
| 2617 ; --------------------------------------------------------------------------------------- | |
| 2618 ; opt_gas_O2_ratio res 5 ; base address for gases | |
| 2619 ; opt_dil_O2_ratio res 5 ; base address for diluents | |
| 2620 ; opt_gas_He_ratio res 5 ; (not needed here) | |
| 2621 ; opt_dil_He_ratio res 5 ; (not needed here) | |
| 2622 ; opt_gas_type res 5 ; has offset of 20 bytes from base address for gases | |
| 2623 ; opt_dil_type res 5 ; has offset of 20 bytes from base address for diluents | |
| 2624 ; opt_gas_change res 5 ; has offset of 10 bytes from opt_gas_type | |
| 2625 ; opt_dil_change res 5 ; has offset of 10 bytes from opt_dil_type | |
| 2626 | |
| 2627 ; get gas data | |
| 2628 decf check_gas_num,W ; (1-5) -> (0-4) into WREG to be used as index | |
| 623 | 2629 movff PLUSW1,check_gas_O2_ratio ; copy O2 ratio (%) of current gas/dil to check_gas_O2_ratio |
| 604 | 2630 addlw .20 ; add offset of 20 bytes to index type in opt_gas_type/opt_dil_type |
| 623 | 2631 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 | 2632 addlw .10 ; add offset of 10 bytes to index change depth in opt_gas_change/opt_dil_change |
| 623 | 2633 movff PLUSW1,check_gas_depth ; copy change depth of current gas/dil to check_gas_depth |
| 2634 MOVII ppO2_max_default,sub_b ; select default ppO2 max for first / travel / normal gas | |
| 628 | 2635 ; check if the gas is the current gas |
| 2636 movf check_gas_num,W ; get the number of the gas to be checked (1-5) | |
| 2637 cpfseq lo ; is this the currently used gas? | |
| 2638 bra check_gas_best_common0 ; NO - do the disabled & deco gas checks | |
| 2639 bra check_gas_best_common3 ; YES - a gas in use overrides disabled and deco status | |
| 2640 check_gas_best_common0: | |
| 623 | 2641 ; check if gas is available (i.e. not disabled) |
| 631 | 2642 btfsc check_gas_type,gas_lost ; gas/dil lost? |
| 2643 return ; YES - skip as not available any more | |
| 2644 btfsc check_gas_type,gas_staged ; gas/dil staged? | |
| 2645 return ; YES - skip as currently not available | |
| 623 | 2646 tstfsz check_gas_type ; type = disabled (0) ? |
| 2647 bra check_gas_best_common1 ; NO - continue checks | |
| 631 | 2648 return ; YES - skip as not available at all |
| 623 | 2649 check_gas_best_common1: |
| 2650 ; skip deco gases (type=3) if there are no stops, but include them when in bailout mode | |
| 2651 movlw .3 ; coding for deco gas | |
| 2652 cpfseq check_gas_type ; type = deco (3) ? | |
| 2653 bra check_gas_best_common3 ; NO - first or travel/normal then, ok to use | |
| 631 | 2654 IFDEF _ccr_pscr |
| 623 | 2655 btfsc bailout_mode ; YES - in bailout? |
| 2656 bra check_gas_best_common2 ; YES - ok to use (using deco gases is always allowed when in bailout) | |
| 631 | 2657 ENDIF |
| 2658 TSTOSS opt_ext_stops ; NO - extended stops enabled? | |
| 2659 bra check_gas_best_common1b ; NO - only ok if in deco region | |
| 2660 ;bra check_gas_best_common1a ; YES - only ok if in deco mode | |
| 623 | 2661 check_gas_best_common1a: |
| 628 | 2662 movff char_O_deco_info,WREG ; get deco info vector |
| 2663 btfss WREG,deco_mode ; are we in deco mode? | |
| 2664 return ; NO - skip deco gas while not in deco mode | |
| 2665 bra check_gas_best_common2 ; YES - deco gases allowed | |
| 2666 check_gas_best_common1b: | |
| 2667 btfss deco_region ; are we in the deco region? | |
| 2668 return ; NO - skip deco gas while not in the deco region | |
| 2669 ;bra check_gas_best_common2 ; YES - deco gases allowed | |
| 623 | 2670 check_gas_best_common2: |
| 2671 MOVII ppO2_max_deco,sub_b ; replace by ppO2 max for a deco gas | |
| 2672 check_gas_best_common3: | |
| 604 | 2673 ; check if gas is usable, i.e. its change depth is below or equal to the current depth |
| 623 | 2674 movf depth_meter,W ; load current depth (in m) into WREG |
| 604 | 2675 cpfslt check_gas_depth ; change depth of checked gas < (shallower than) current depth? |
| 623 | 2676 bra check_gas_best_common4 ; NO - gas is usable |
| 604 | 2677 return ; YES - gas is not usable |
| 623 | 2678 check_gas_best_common4: |
| 604 | 2679 ; check if this gas is the first best gas candidate |
| 2680 movf best_gas_num,W ; get best gas found so far (1-5) or 0 if none found yet | |
| 2681 tstfsz WREG ; has a best gas candidate been found yet? | |
| 623 | 2682 bra check_gas_best_common5 ; YES - check if the new one is better than the one we have so far |
| 2683 bra check_gas_best_common6 ; NO - no need to do the above mentioned check | |
| 2684 check_gas_best_common5: | |
| 631 | 2685 ; check if the change depth of the checked gas is < (shallower) than the change depth of the best gas found so far |
| 604 | 2686 movf best_gas_depth,W ; load change depth of best gas so far into WREG |
| 631 | 2687 cpfslt check_gas_depth ; change depth of checked gas < (shallower than) change depth of best gas so far? |
| 2688 return ; NO - this gas is not better than the best already found | |
| 2689 ;bra check_gas_best_common6 ; YES - this gas is better, continue | |
| 623 | 2690 check_gas_best_common6: |
| 604 | 2691 ; check if the gas fits into the ppO2 limits |
| 623 | 2692 movff check_gas_O2_ratio,xB+0 ; xB = O2 ratio, xA is still loaded with (absolute pressure / 10) |
| 69 | 2693 clrf xB+1 |
| 623 | 2694 call mult16x16 ; xC = O2 ratio * (absolute pressure / 10), result in 0.1 mbar |
| 604 | 2695 ; check for very high ppO2 |
| 623 | 2696 tstfsz xC+2 ; O2_ratio * absolute pressure / 10 > 65536, i.e. ppO2 > 6.55 bar ? |
| 604 | 2697 return ; YES - gas is not usable |
| 623 | 2698 btfsc xC+1,7 ; ppO2 > 3.30 bar ? |
| 604 | 2699 return ; YES - gas is not usable |
| 623 | 2700 MOVII xC,sub_a ; NO - gas may be usable |
| 2701 ; check for high ppO2 | |
| 2702 call cmpU16 ; sub_a - sub_b | |
| 2703 btfss neg_flag ; within limit? | |
| 2704 return ; NO - too high, gas is not usable | |
| 604 | 2705 ; check for low ppO2 |
| 623 | 2706 MOVII ppO2_min,sub_b ; copy minimum ppO2 to sub_b |
| 2707 call cmpU16 ; sub_a - sub_b | |
| 604 | 2708 btfsc neg_flag ; within limit? |
| 2709 return ; NO - too low, gas is not usable | |
| 2710 ; we have a (new) best gas | |
| 631 | 2711 movff check_gas_num, best_gas_num ; YES - set checked gas (1-5) as best gas |
| 2712 movff check_gas_depth,best_gas_depth ; - memorize its change depth | |
| 2713 return ; - done | |
| 0 | 2714 |
| 634 | 2715 IFDEF _ccr_pscr |
| 2716 | |
| 2717 | |
| 2718 ;----------------------------------------------------------------------------- | |
|
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2719 ; Check for Auto-SP |
|
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|
2720 ; |
| 634 | 2721 check_dive_autosp: |
| 582 | 2722 movff opt_ccr_mode,WREG ; =0: Fixed SP, =1: Sensor, =2: Auto SP |
| 2723 sublw .2 ; opt_ccr_mode = 2 (Auto SP)? | |
| 604 | 2724 bz check_dive_autosp2 ; YES - check |
| 2725 return ; NO - return for sensor or fixed mode | |
| 634 | 2726 |
|
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|
2727 check_dive_autosp2: |
| 631 | 2728 ; check SP2 |
| 623 | 2729 btfsc FLAG_SP2_used ; SP 2 used so far? |
| 604 | 2730 bra check_dive_autosp3 ; YES - continue with SP 3 |
| 623 | 2731 movff opt_setpoint_change+1,lo ; NO - get depth in m |
| 604 | 2732 tstfsz lo ; - SP change depth = 0 ? |
| 2733 bra check_dive_autosp2a ; NO - continue | |
| 2734 bra check_dive_autosp3 ; YES - continue with SP 3 | |
| 560 | 2735 check_dive_autosp2a: |
| 604 | 2736 decf lo,W ; SP change depth -1 -> WREG |
| 623 | 2737 cpfsgt depth_meter ; current depth > change depth - 1 ? |
| 604 | 2738 bra check_dive_autosp3 ; NO - continue with SP 3 |
| 582 | 2739 ; auto switch to SP2 |
| 623 | 2740 movff opt_setpoint_cbar+1,char_I_const_ppO2 ; YES - use SP |
| 604 | 2741 rcall xmit_sp_set_flag ; - send SP to external devices |
| 623 | 2742 bsf FLAG_SP2_used ; - set SP 2 used flag |
| 634 | 2743 |
|
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|
2744 check_dive_autosp3: |
| 631 | 2745 ; check SP3 |
| 623 | 2746 btfsc FLAG_SP3_used ; SP 3 used so far? |
| 604 | 2747 bra check_dive_autosp4 ; YES - continue with SP 4 |
| 623 | 2748 movff opt_setpoint_change+2,lo ; NO - get depth in m |
| 604 | 2749 tstfsz lo ; - SP change depth = 0 ? |
| 2750 bra check_dive_autosp3a ; NO - continue | |
| 2751 bra check_dive_autosp4 ; YES - continue with SP 4 | |
| 560 | 2752 check_dive_autosp3a: |
| 604 | 2753 decf lo,W ; SP change depth -1 -> WREG |
| 623 | 2754 cpfsgt depth_meter ; current depth > change depth - 1 ? |
| 604 | 2755 bra check_dive_autosp4 ; NO - continue with SP 4 |
| 582 | 2756 ; auto switch to SP3 |
| 623 | 2757 movff opt_setpoint_cbar+2,char_I_const_ppO2 ; YES - use SP |
| 604 | 2758 rcall xmit_sp_set_flag ; - send SP to external devices |
| 623 | 2759 bsf FLAG_SP3_used ; - set SP 3 used flag |
| 634 | 2760 |
|
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|
2761 check_dive_autosp4: |
| 631 | 2762 ; check SP4 |
| 623 | 2763 btfsc FLAG_SP4_used ; SP 4 used so far? |
| 604 | 2764 bra check_dive_autosp5 ; YES - continue with SP 5 |
| 623 | 2765 movff opt_setpoint_change+3,lo ; NO - get depth in m |
| 604 | 2766 tstfsz lo ; - SP change depth = 0 ? |
| 2767 bra check_dive_autosp4a ; NO - continue | |
| 623 | 2768 bra check_dive_autosp5 ; YES - continue with SP 5 |
| 560 | 2769 check_dive_autosp4a: |
| 604 | 2770 decf lo,W ; SP change depth -1 -> WREG |
| 623 | 2771 cpfsgt depth_meter ; current depth > change depth - 1 ? |
| 604 | 2772 bra check_dive_autosp5 ; NO - continue with SP 5 |
| 582 | 2773 ; auto switch to SP4 |
| 623 | 2774 movff opt_setpoint_cbar+3,char_I_const_ppO2 ; YES - use SP |
| 604 | 2775 rcall xmit_sp_set_flag ; - send SP to external devices |
| 623 | 2776 bsf FLAG_SP4_used ; - set SP 4 used flag |
| 634 | 2777 |
|
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|
2778 check_dive_autosp5: |
| 631 | 2779 ; check SP5 |
| 623 | 2780 btfsc FLAG_SP5_used ; SP 5 used so far? |
| 604 | 2781 bra check_dive_autosp6 ; YES - done |
| 623 | 2782 movff opt_setpoint_change+4,lo ; NO - get depth in m |
| 604 | 2783 tstfsz lo ; - SP change depth = 0 ? |
| 2784 bra check_dive_autosp5a ; NO - continue | |
| 2785 bra check_dive_autosp6 ; YES - done | |
| 560 | 2786 check_dive_autosp5a: |
| 604 | 2787 decf lo,W ; SP change depth -1 -> WREG |
| 623 | 2788 cpfsgt depth_meter ; current depth > change depth - 1 ? |
| 604 | 2789 bra check_dive_autosp6 ; NO - done |
| 582 | 2790 ; auto switch to SP5 |
| 623 | 2791 movff opt_setpoint_cbar+4,char_I_const_ppO2 ; YES - use SP |
| 604 | 2792 rcall xmit_sp_set_flag ; - send SP to external devices |
| 623 | 2793 bsf FLAG_SP5_used ; - set SP 5 used flag |
| 634 | 2794 |
|
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2795 check_dive_autosp6: |
| 634 | 2796 return ; done |
| 2797 | |
| 2798 | |
| 2799 ;----------------------------------------------------------------------------- | |
| 2800 ; Helper Function - transmit new Setpoint to external Electronics and flag Change | |
| 2801 ; | |
|
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2802 xmit_sp_set_flag: |
| 623 | 2803 IFDEF _external_sensor |
| 604 | 2804 call transmit_setpoint ; transmit current setpoint from WREG (in cbar) to external electronics |
| 623 | 2805 ENDIF |
| 2806 bsf event_occured ; set global event flag | |
| 2807 bsf event_SP_change ; set setpoint event flag | |
| 582 | 2808 return |
| 2809 | |
| 623 | 2810 ENDIF ; _ccr_pscr |
| 2811 | |
|
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|
2812 |
| 0 | 2813 ;============================================================================= |
| 634 | 2814 dmode2 CODE |
| 2815 ;============================================================================= | |
| 2816 | |
| 2817 | |
| 2818 ;----------------------------------------------------------------------------- | |
| 2819 ; Setup everything to enter OC Dive Mode | |
| 0 | 2820 ; |
| 604 | 2821 global dive_boot_oc |
| 0 | 2822 dive_boot_oc: |
| 631 | 2823 rcall get_first_gas_to_WREG ; get first gas (1-5) into WREG |
| 2824 rcall setup_gas_registers ; set-up of gas parameters of currently breathed gas (with WREG = gas 1-5) | |
| 2825 rcall deco_setup_oc_gases ; set-up of gas list for deco calculations (with WREG = gas 1-5) | |
| 634 | 2826 return ; done |
| 2827 | |
| 2828 | |
| 2829 ;----------------------------------------------------------------------------- | |
| 2830 ; Helper Function - get first Gas (1-5) into WREG | |
| 2831 ; | |
| 2832 global get_first_gas_to_WREG | |
| 2833 get_first_gas_to_WREG: | |
| 2834 lfsr FSR1,opt_gas_type ; load base address of the gas types | |
| 2835 clrf lo ; start with gas 0 | |
| 2836 get_first_gas_to_WREG2: | |
| 2837 movf lo,W ; set index | |
| 2838 movf PLUSW1,W ; get type of gas (0=Disabled, 1=First, 2=Travel, 3=Deco) | |
| 2839 sublw .1 ; is it of type First? | |
| 2840 bz get_first_gas_to_WREG3 ; YES - found the First gas | |
| 2841 incf lo,F ; NO - increment index | |
| 2842 movlw NUM_GAS+1 ; - get highest index+1 | |
| 2843 cpfseq lo ; - all gases checked? | |
| 2844 bra get_first_gas_to_WREG2 ; NO - not yet | |
| 2845 movlw .1 ; YES - default to gas 1 | |
| 2846 movff WREG,opt_gas_type+0 ; - force it to be of type First | |
| 2847 return ; - done | |
| 2848 get_first_gas_to_WREG3: | |
| 2849 movf lo,W ; copy index of gas found to be the First to WREG | |
| 2850 incf WREG,W ; turn index into gas number (0-4 -> 1-5) | |
| 2851 return ; done | |
| 2852 | |
| 2853 | |
| 2854 ;----------------------------------------------------------------------------- | |
| 2855 ; Helper Function - load currently breathed Gas into Deco Engine | |
| 2856 ; | |
| 2857 global setup_gas_registers | |
| 2858 setup_gas_registers: | |
| 2859 movwf active_gas ; set as current gas | |
| 2860 movlw .6 ; gas = gas6 ? | |
| 2861 cpfseq active_gas ; ... | |
| 2862 bra setup_gas_registers_15 ; NO - load gas 1-5 | |
| 2863 | |
| 2864 ; load gas 6 | |
| 2865 movff opt_gas6_O2_ratio,char_I_O2_ratio ; copy gas6 O2 ratio to deco engine | |
| 2866 IFDEF _helium | |
| 2867 movff opt_gas6_He_ratio,char_I_He_ratio ; copy gas6 H2 ratio to deco engine | |
| 2868 ENDIF | |
| 2869 movlw .3 ; declare gas6 as a deco gas | |
| 2870 movff WREG,char_I_current_gas_type ; copy gas type to deco engine | |
| 2871 movff depth_meter,char_I_gas6_depth ;set current depth as change depth | |
| 2872 bra setup_gas_registers_com ; continue with common part | |
| 2873 | |
| 2874 setup_gas_registers_15: | |
| 2875 lfsr FSR1,opt_gas_O2_ratio ; load base address of gas data | |
| 2876 decf active_gas,W ; set index to O2 ratio of current gas (1-5 -> 0-4) | |
| 2877 movff PLUSW1,char_I_O2_ratio ; copy O2 ratio to deco engine | |
| 2878 addlw .10 ; advance index from O2 ratio to He ratio | |
| 2879 IFDEF _helium | |
| 2880 movff PLUSW1,char_I_He_ratio ; copy He ratio to deco engine | |
| 2881 ENDIF | |
| 2882 addlw .10 ; advance index from He ratio to gas type | |
| 2883 movff PLUSW1,char_I_current_gas_type ; copy gas type (0=Disabled, 1=First, 2=Travel, 3=Deco) | |
| 2884 setup_gas_registers_com: | |
| 2885 movff char_O_main_status,lo ; working copy of char_O_main_status in bank common | |
| 2886 bcf lo,DECO_MODE_PSCR_FLAG ; clear the pSCR-mode flag (if applicable) | |
| 2887 bcf lo,DECO_MODE_LOOP_FLAG ; clear the loop/CCR-mode flag | |
| 2888 movff lo,char_O_main_status ; bank safe write-back of char_O_main_status | |
| 2889 movf active_gas,W ; reload WREG with gas 1-5 or 6 (important!) | |
| 2890 return ; done | |
| 2891 | |
| 2892 | |
| 2893 ;----------------------------------------------------------------------------- | |
| 2894 ; Helper Function - load OC Gases into Deco Engine (currently breathed gas in WREG) | |
| 2895 ; | |
| 2896 global deco_setup_oc_gases | |
| 2897 deco_setup_oc_gases: | |
| 2898 movff char_O_deco_status,lo ; get working copy of char_O_deco_status in bank common | |
| 2899 deco_setup_oc_gases_pre: ; entry point with lo preloaded | |
| 2900 movff WREG,char_I_current_gas_num ; set gas to start with when doing the deco calculations | |
| 2901 ; | |
| 2902 ; Memory Map: | |
| 2903 ; --------------------------------------------------------------------------------- | |
| 2904 ; opt_gas_O2_ratio res NUM_GAS | char_I_deco_O2_ratio res NUM_GAS | |
| 2905 ; opt_dil_O2_ratio res NUM_GAS | | |
| 2906 ; opt_gas_He_ratio res NUM_GAS | char_I_deco_He_ratio res NUM_GAS | |
| 2907 ; opt_dil_He_ratio res NUM_GAS | | |
| 2908 ; opt_gas_type res NUM_GAS | char_I_deco_gas_type res NUM_GAS | |
| 2909 ; opt_dil_type res NUM_GAS | | |
| 2910 ; opt_gas_change res NUM_GAS | char_I_deco_gas_change res NUM_GAS | |
| 2911 ; opt_dil_change res NUM_GAS | | |
| 2912 ; | |
| 2913 lfsr FSR2,char_I_deco_O2_ratio ; load FSR2 with base address of char_I_deco_O2_ratio | |
| 2914 ; FSR2 will step through all char_I_deco_... vars | |
| 2915 lfsr FSR1,opt_gas_O2_ratio ; load FSR1 with base address of opt_gas_O2_ratio | |
| 2916 rcall deco_setup_copy ; copy all OC O2 ratios | |
| 2917 lfsr FSR1,opt_gas_He_ratio ; load FSR1 with base address of opt_gas_He_ratio | |
| 2918 rcall deco_setup_copy ; copy all OC He ratios | |
| 2919 lfsr FSR1,opt_gas_type ; load FSR1 with base address of opt_gas_type | |
| 2920 rcall deco_setup_copy ; copy all gas types | |
| 2921 lfsr FSR1,opt_gas_change ; load FSR1 with base address of opt_gas_change | |
| 2922 rcall deco_setup_copy ; copy all gas change depths | |
| 2923 | |
| 2924 ; switch deco engine to oc mode | |
| 2925 bcf lo,DECO_MODE_PSCR_FLAG ; clear the pSCR-mode flag (may not be set, but never mind) | |
| 2926 bcf lo,DECO_MODE_LOOP_FLAG ; clear the loop/CCR-mode flag | |
| 2927 movff lo,char_O_deco_status ; bank safe write-back of char_O_deco_status | |
| 2928 return ; done | |
| 2929 | |
| 2930 | |
| 2931 ;----------------------------------------------------------------------------- | |
| 2932 ; Helper Function - dedicated Memory Copy | |
| 2933 deco_setup_copy: | |
| 2934 movlw NUM_GAS ; load loop counter with number of gases (5) | |
| 2935 deco_setup_copy_loop: | |
| 2936 movff POSTINC1,POSTINC2 ; copy from (FSR1) to (FSR2) | |
| 2937 decfsz WREG ; decrement loop counter and check if it became 0 | |
| 2938 bra deco_setup_copy_loop ; NO - not yet, loop | |
| 2939 return ; YES - done | |
| 2940 | |
| 0 | 2941 |
| 623 | 2942 |
| 2943 IFDEF _ccr_pscr | |
| 2944 | |
| 634 | 2945 ;----------------------------------------------------------------------------- |
| 2946 ; Setup everything to enter CCR/pSCR Dive Mode - Part 1 | |
| 2947 ; | |
| 604 | 2948 global dive_boot_cc |
| 0 | 2949 dive_boot_cc: |
| 631 | 2950 rcall get_first_dil_to_WREG ; get first diluent (1-5) into WREG |
| 2951 rcall setup_dil_registers ; set-up of diluent parameters for currently breathed diluent (with WREG = current diluent 1-5) | |
| 2952 rcall deco_setup_cc_diluents ; set-up of diluent list for deco calculations (with WREG = current diluent 1-5) | |
| 634 | 2953 return ; done |
| 2954 | |
| 2955 | |
| 2956 ;----------------------------------------------------------------------------- | |
| 2957 ; Helper Function - get first Diluent (1-5) into WREG | |
| 2958 ; | |
| 2959 global get_first_dil_to_WREG | |
| 2960 get_first_dil_to_WREG: ; gets first dil (1-5) into WREG | |
| 2961 lfsr FSR1,opt_dil_type ; load base address of the dil types | |
| 2962 clrf lo ; start with dil 0 | |
| 2963 get_first_dil_to_WREG2: | |
| 2964 movf lo,W ; set index | |
| 2965 movf PLUSW1,W ; get type of Dil (0=Disabled, 1=First, 2=Normal) | |
| 2966 sublw .1 ; is it of type First? | |
| 2967 bz get_first_dil_to_WREG3 ; YES - found the First dil | |
| 2968 incf lo,F ; NO - increment index | |
| 2969 movlw NUM_GAS+1 ; - get highest index+1 | |
| 2970 cpfseq lo ; - dils checked? | |
| 2971 bra get_first_dil_to_WREG2 ; NO - not yet | |
| 2972 movlw .1 ; YES - default to dil 1 | |
| 2973 movff WREG,opt_dil_type+0 ; - force it to be of type First | |
| 2974 return ; - done | |
| 2975 get_first_dil_to_WREG3: | |
| 2976 movf lo,W ; copy index of dil found to be the First to WREG | |
| 2977 incf WREG,W ; turn index into dil number (0-4 -> 1-5) | |
| 2978 return ; done | |
| 2979 | |
| 2980 | |
| 2981 ;----------------------------------------------------------------------------- | |
| 2982 ; Helper Function - load currently breathed Diluent into Deco Engine | |
| 2983 ; | |
| 2984 global setup_dil_registers | |
| 2985 setup_dil_registers: | |
| 2986 btfsc bailout_mode ; check if in bailout condition | --------------- FOR SAFETY ONLY -------------- | |
| 2987 bra setup_gas_registers ; revert to setting up OC gases in bailout condition | This branch should never happen to be taken... | |
| 2988 movwf active_dil ; set as current diluent | |
| 2989 movlw .6 ; diluent = gas6 ? | |
| 2990 cpfseq active_dil ; ... | |
| 2991 bra setup_dil_registers_15 ; NO - load diluent 1-5 | |
| 2992 | |
| 2993 ; load gas 6 | |
| 2994 movff opt_gas6_O2_ratio,char_I_O2_ratio ; copy gas6 O2 ratio to deco engine | |
| 2995 IFDEF _helium | |
| 2996 movff opt_gas6_He_ratio,char_I_He_ratio ; copy gas6 He ratio to deco engine | |
| 2997 ENDIF | |
| 2998 movlw .2 ; declare gas6 as a normal diluent | |
| 2999 movff WREG,char_I_current_gas_type ; copy gas type to deco engine | |
| 3000 movff depth_meter,char_I_gas6_depth ;set current depth as change depth | |
| 3001 bra setup_dil_registers_com ; continue with common part | |
| 3002 | |
| 3003 setup_dil_registers_15: | |
| 3004 lfsr FSR1,opt_dil_O2_ratio ; load base address of diluent data | |
| 3005 decf active_dil,W ; set index to O2 ratio of current diluent (1-5 -> 0-4) | |
| 3006 movff PLUSW1,char_I_O2_ratio ; copy O2 ratio to deco engine | |
| 3007 addlw .10 ; advance index from O2 ratio to He ratio | |
| 3008 IFDEF _helium | |
| 3009 movff PLUSW1,char_I_He_ratio ; copy He ratio to deco engine | |
| 3010 ENDIF | |
| 3011 addlw .10 ; advance index from He ratio to diluent type | |
| 3012 movff PLUSW1,char_I_current_gas_type ; copy diluent type (0=Disabled, 1=First, 2=Normal) | |
| 3013 setup_dil_registers_com: | |
| 3014 movff char_O_main_status,lo ; working copy of char_O_main_status in bank common | |
| 3015 bsf lo,DECO_MODE_LOOP_FLAG ; loop flag is set in both, CCR and pSCR mode | |
| 3016 bcf lo,DECO_MODE_PSCR_FLAG ; clear pSCR mode flag by default | |
| 3017 btfsc FLAG_pscr_mode ; check if we are in pSCR mode | |
| 3018 bsf lo,DECO_MODE_PSCR_FLAG ; YES - set additional flag for pSCR mode | |
| 3019 movff lo,char_O_main_status ; bank safe write-back of char_O_main_status | |
| 3020 movf active_dil,W ; reload WREG with diluent 1-5 or 6 (important!) | |
| 3021 return ; done | |
| 3022 | |
| 3023 | |
| 3024 ;----------------------------------------------------------------------------- | |
| 3025 ; Helper Function - load Diluents into Deco Engine (currently breathed dil in WREG) | |
| 3026 ; | |
| 3027 global deco_setup_cc_diluents | |
| 3028 deco_setup_cc_diluents: | |
| 3029 movff char_O_deco_status,lo ; working copy of char_O_deco_status in bank common | |
| 3030 deco_setup_cc_diluents_pre: ; entry point with lo preloaded | |
| 3031 btfsc bailout_mode ; check if in bailout condition | --------------- FOR SAFETY ONLY -------------- | |
| 3032 bra deco_setup_oc_gases_pre ; YES - revert to setting up OC gases | This branch should never happen to be taken... | |
| 3033 movff WREG,char_I_current_gas_num ; NO - set diluent to start with when doing the deco calculations | |
| 3034 ; | |
| 3035 ; Memory Map: | |
| 3036 ; --------------------------------------------------------------------------------- | |
| 3037 ; opt_gas_O2_ratio res NUM_GAS | | |
| 3038 ; opt_dil_O2_ratio res NUM_GAS | char_I_deco_O2_ratio res NUM_GAS | |
| 3039 ; opt_gas_He_ratio res NUM_GAS | | |
| 3040 ; opt_dil_He_ratio res NUM_GAS | char_I_deco_He_ratio res NUM_GAS | |
| 3041 ; opt_gas_type res NUM_GAS | | |
| 3042 ; opt_dil_type res NUM_GAS | char_I_deco_gas_type res NUM_GAS | |
| 3043 ; opt_gas_change res NUM_GAS | | |
| 3044 ; opt_dil_change res NUM_GAS | char_I_deco_gas_change res NUM_GAS | |
| 3045 ; | |
| 3046 lfsr FSR2,char_I_deco_O2_ratio ; load FSR2 with base address of char_I_deco_O2_ratio. | |
| 3047 ; FSR2 will step through all char_I_deco_... vars. | |
| 3048 lfsr FSR1,opt_dil_O2_ratio ; load FSR1 with base address of opt_dil_O2_ratio | |
| 3049 rcall deco_setup_copy ; copy all dil O2 ratios | |
| 3050 lfsr FSR1,opt_dil_He_ratio ; load FSR1 with base address of opt_dil_He_ratio | |
| 3051 rcall deco_setup_copy ; copy all dil He ratios | |
| 3052 lfsr FSR1,opt_dil_type ; load FSR1 with base address of opt_dil_type | |
| 3053 rcall deco_setup_copy ; copy all dil types | |
| 3054 lfsr FSR1,opt_dil_change ; load FSR1 with base address of opt_dil_change | |
| 3055 rcall deco_setup_copy ; copy all dil change depths | |
| 3056 ; switch to CCR / pSCR mode: | |
| 3057 bsf lo,DECO_MODE_LOOP_FLAG ; - loop flag is set in both, CCR and pSCR mode | |
| 3058 bcf lo,DECO_MODE_PSCR_FLAG ; - clear pSCR mode flag by default | |
| 3059 btfsc FLAG_pscr_mode ; - check if we are in pSCR mode | |
| 3060 bsf lo,DECO_MODE_PSCR_FLAG ; YES - set additional flag for pSCR mode | |
| 3061 movff lo,char_O_deco_status ; - bank safe write-back of char_O_deco_status | |
| 3062 return ; done | |
| 3063 | |
| 3064 | |
| 3065 ;----------------------------------------------------------------------------- | |
| 3066 ; Setup everything to enter CCR / pSCR Dive Mode - Part 2 | |
| 3067 ; | |
| 604 | 3068 dive_boot_cc_part2: |
| 560 | 3069 ; revoke sensors from usage if they do not have a valid calibration |
| 3070 bsf use_O2_sensor1 | |
| 3071 btfss sensor1_calibrated_ok | |
| 3072 bcf use_O2_sensor1 | |
| 634 | 3073 |
| 3074 bsf use_O2_sensor2 | |
| 560 | 3075 btfss sensor2_calibrated_ok |
| 3076 bcf use_O2_sensor2 | |
| 634 | 3077 |
| 3078 bsf use_O2_sensor3 | |
| 560 | 3079 btfss sensor3_calibrated_ok |
| 3080 bcf use_O2_sensor3 | |
| 623 | 3081 |
| 3082 IFDEF _external_sensor | |
| 604 | 3083 ; check for external HUD/ppO2 Monitor |
| 634 | 3084 btfss ext_input_optical ; do we have an optical input? |
| 604 | 3085 bra dive_boot_cc_part2_1 ; NO |
| 634 | 3086 btfsc sensor1_active ; YES - process flags from HUD/ppO2 Monitor |
| 623 | 3087 bsf use_O2_sensor1 ; - ... |
| 3088 btfsc sensor2_active ; - ... | |
| 3089 bsf use_O2_sensor2 ; - ... | |
| 3090 btfsc sensor3_active ; - ... | |
| 3091 bsf use_O2_sensor3 ; - ... | |
| 3092 ENDIF | |
| 3093 | |
| 604 | 3094 dive_boot_cc_part2_1: |
| 560 | 3095 ; In pSCR mode, only settings 0 (calculated ppO2) and 1 (ppO2 from sensors) are defined. |
| 604 | 3096 ; In case we still have 3 (auto SP) selected out of previous CCR mode, we reset to 0. |
| 634 | 3097 btfss FLAG_pscr_mode ; in pSCR mode? |
| 3098 bra dive_boot_cc_part2_2 ; NO | |
| 3099 movff opt_ccr_mode,WREG ; YES - get mode (=0: Fixed SP (CCR) / calculated SP (pSCR), =1: Sensor, =2: Auto SP) | |
| 582 | 3100 sublw .2 ; opt_ccr_mode = 1 (Auto SP)? |
| 634 | 3101 bnz dive_boot_cc_part2_2 ; NO - ok |
| 3102 movlw .0 ; YES - revert to calculated SP | |
| 3103 movff WREG,opt_ccr_mode ; ... | |
| 3104 | |
| 604 | 3105 dive_boot_cc_part2_2: |
| 623 | 3106 bsf event_SP_change ; set setpoint event flag |
| 3107 | |
| 560 | 3108 ; Start with SP1 (CCR) or 0 (pSCR) as default. |
| 3109 ; If in sensor mode, this value will be overwritten by calc_deko_divemode_sensor | |
| 623 | 3110 clrf WREG ; pre-load WREG with setpoint value 0 for pSCR calculated |
| 3111 btfsc FLAG_ccr_mode ; in CCR mode? | |
| 3112 movff opt_setpoint_cbar+0,WREG ; YES - get value of setpoint 1 into WREG | |
| 582 | 3113 movff WREG,char_I_const_ppO2 ; write setpoint to deco engine |
| 634 | 3114 |
| 623 | 3115 IFDEF _external_sensor |
| 582 | 3116 call transmit_setpoint ; transmit current setpoint from WREG (in cbar) to external electronics |
| 634 | 3117 goto calc_deko_divemode_sensor ; process sensor readings and return |
| 623 | 3118 ELSE |
| 3119 return ; done | |
| 3120 ENDIF | |
| 3121 | |
| 3122 ENDIF ; _ccr_pscr | |
| 3123 | |
| 634 | 3124 |
| 623 | 3125 ;============================================================================= |
| 634 | 3126 dmode3 CODE |
| 3127 ;============================================================================= | |
| 3128 | |
| 3129 | |
| 3130 ;----------------------------------------------------------------------------- | |
| 3131 ; Initialize Dive Mode | |
| 3132 ; | |
| 0 | 3133 diveloop_boot: |
| 604 | 3134 ; do the basic initialization |
| 634 | 3135 call restart_set_modes_and_flags ; basic settings depending on deco mode |
| 3136 | |
| 3137 ; save on energy | |
| 3138 call I2C_sleep_compass ; stop accelerometer and compass | |
| 604 | 3139 |
| 623 | 3140 ; do an early initialization of all deco engine output variables to |
| 3141 ; avoid glitches in the display outputs during deco engine start-up | |
| 3142 call deco_init_output_vars; ; (C-code) | |
| 3143 banksel common ; back to bank common | |
| 3144 | |
| 634 | 3145 ; configure screen layout |
| 3146 TSTOSC opt_layout ; alternative layout enabled? | |
| 3147 bsf alt_layout_active ; YES - start with alternative layout | |
| 3148 | |
| 3149 ; configure tissue graphics | |
| 3150 TSTOSS opt_tissue_graphics ; shall show: 0= pres+sat, 1= N2+He | |
| 3151 bsf tissue_graphic_layout ; YES - show press+sat | |
| 3152 TSTOSC char_I_model ; GF factors enabled? | |
| 3153 bsf tissue_graphic_gf ; YES - show GF lines | |
| 3154 | |
| 623 | 3155 ; reset max relative pressure (max depth) |
| 3156 bsf reset_max_pressure ; request ISR to reset the max pressure | |
| 3157 | |
| 3158 IFDEF _min_depth_option | |
| 3159 ; reset the resettable min/max relative pressure (trip-wise min/max depth) | |
| 3160 bsf reset_trip_pressure ; request ISR to reset the resettable min/max pressure | |
| 3161 ENDIF | |
| 3162 | |
| 604 | 3163 IFDEF _cave_mode |
| 623 | 3164 ; initialize the cave mode |
| 631 | 3165 bcf cave_mode ; disable cave mode by default |
| 3166 TSTOSC opt_cave_mode ; cave mode switched on? | |
| 3167 bsf cave_mode ; YES - enable cave mode | |
| 3168 | |
| 3169 bcf dive_turned ; dive is not turned yet | |
| 3170 bcf backtrack_almost_full ; backtracking storage is not almost full yet | |
| 3171 bcf backtrack_entire_full ; backtracking storage is not entirely full yet | |
| 3172 bsf waypoint_reached_first ; current waypoint is the first recorded waypoint | |
| 3173 bsf waypoint_reached_last ; current waypoint is the last recorded waypoint | |
| 3174 | |
| 3175 clrf backtrack_waypoint_num ; initialize the waypoint number | |
| 3176 clrf backtrack_waypoint_turn ; no turn point yet | |
| 3177 | |
| 3178 movlw .0 ; initialize backtracking index to first position in storage | |
| 3179 movff WREG,char_I_backtrack_index ; ... | |
| 3180 | |
| 3181 clrf depth_meter ; store initial depth data set with depth = surface | |
| 3182 call write_backtrack_1min_depth ; ... | |
| 3183 ENDIF ; _cave_mode | |
| 3184 | |
| 3185 ; base configuration of the deco engine | |
| 623 | 3186 clrf hi ; start with everything disabled |
| 631 | 3187 TSTOSC opt_ext_stops ; shall make extended stops? |
| 623 | 3188 bsf hi,DECO_EXTENDED_STOPS ; YES - enable extended stops |
| 604 | 3189 IFDEF _rx_functions |
| 623 | 3190 btfsc tr_functions_activated ; TR functions activated? |
| 3191 bsf hi,DECO_TR_FUNCTIONS ; YES - enable TR functions | |
| 604 | 3192 ENDIF |
| 631 | 3193 IFDEF _gas_contingency |
| 3194 ; set contingency mode on/off | |
| 3195 TSTOSC opt_gas_contingency_dive ; gas contingency for dive mode switched on? | |
| 3196 bsf hi,DECO_GAS_CONTINGENCY ; YES - activate gas contingency mode | |
| 3197 ENDIF ; _gas_contingency | |
| 604 | 3198 movff hi,char_O_main_status ; bank-safe copy to deco engine |
| 3199 | |
| 631 | 3200 clrf lo ; start with everything disabled |
| 3201 bsf lo,DECO_START_NORM ; set flag for doing a normal plan | |
| 3202 bsf lo,DECO_INITIALIZE ; set flag for initializing the deco engine | |
| 604 | 3203 movff lo,char_O_deco_status ; bank-safe copy back to deco engine |
| 0 | 3204 |
| 623 | 3205 ; disable "fast forward" function |
| 634 | 3206 movlw .0 ; set fast forward to zero |
| 3207 movff WREG,char_I_sim_advance_time; ... | |
| 623 | 3208 |
| 3209 ; write last stop depth to deco engine | |
| 631 | 3210 movff opt_last_stop,char_I_last_stop_depth |
| 623 | 3211 |
| 3212 ; initialize max depth for apnoe mode | |
| 634 | 3213 CLRI apnoe_max_pressure ; reset to zero |
| 623 | 3214 |
| 3215 ; reset minimum temperature, ISR-safe 2 byte copy | |
| 3216 SMOVII temperature_cur,temperature_min | |
| 3217 | |
| 3218 ; ISR-safe copy of start-of-dive date and time for logbook (6 bytes in total) | |
| 3219 SMOVSS rtc_year,start_year | |
| 3220 | |
| 3221 MOVII int_O_CNS_current,CNS_start ; save current CNS at beginning of dive, but | |
| 3222 bcf CNS_start+1,int_warning_flag ; without warning flag | |
| 3223 bcf CNS_start+1,int_attention_flag ; without attention flag | |
| 3224 | |
| 3225 ; save supersaturation at beginning of dive (only lower byte is used for value) | |
| 3226 movff int_O_lead_supersat+0,supersat_start | |
| 3227 | |
| 631 | 3228 clrf menu_pos_cur ; reset current menu position |
| 3229 clrf active_premenu ; no pre-menu task active | |
| 623 | 3230 |
| 3231 clrf safety_stop_countdown ; clear safety stop count-down | |
| 3232 | |
| 3233 CLRI last_pressure_velocity ; initialize last pressure for velocity calculation | |
| 3234 CLRI dive_timeout_timer ; initialize timeout counter | |
| 3235 | |
| 3236 movlw .1 ; initialize the sampling timer such that the 1st sampling ... | |
| 3237 movwf sampling_timer ; ... trigger will be given as soon as possible | |
| 3238 | |
| 3239 clrf message_page ; initialize message page counter | |
| 3240 clrf alarm_type ; clear all alarms | |
| 3241 | |
| 3242 ; clear the total dive average depth | |
| 3243 CLRI pressure_rel_avg_total ; average depth | |
| 3244 CLRI divesecs_avg_total ; time accumulator | |
| 3245 clrf pressure_rel_accu_total+0 ; depth accumulator | |
| 631 | 3246 clrf pressure_rel_accu_total+1 ; ... |
| 3247 clrf pressure_rel_accu_total+2 ; ... | |
| 3248 clrf pressure_rel_accu_total+3 ; ... | |
| 604 | 3249 |
| 3250 IFDEF _rx_functions | |
| 623 | 3251 |
| 3252 btfss tr_functions_activated ; TR functions activated? | |
| 604 | 3253 bra diveloop_boot_0 ; NO - skip TR function initialization |
| 623 | 3254 |
| 604 | 3255 banksel int_IO_pressure_value |
| 634 | 3256 |
| 3257 clrf WREG ; set WREG to coding for integer numbers -> data not available | |
| 3258 bsf WREG,int_not_avail_flag ; ... | |
| 623 | 3259 clrf int_IO_pressure_value+0 ; clear low byte of 1st pressure reading value |
| 3260 movwf int_IO_pressure_value+1 ; copy to high byte of 1st pressure reading value | |
| 3261 clrf int_IO_pressure_value+2 ; clear low byte of 2nd pressure reading value | |
| 3262 movwf int_IO_pressure_value+3 ; copy to high byte of 2nd pressure reading value | |
| 3263 clrf int_I_pressure_drop+0 ; clear low byte of 1st pressure drop value | |
| 3264 movwf int_I_pressure_drop+1 ; copy to high byte of 1st pressure drop value | |
| 3265 clrf int_I_pressure_drop+2 ; clear low byte of 2nd pressure drop value | |
| 3266 movwf int_I_pressure_drop+3 ; copy to high byte of 1st pressure drop value | |
| 604 | 3267 clrf char_I_pressure_gas+0 ; clear gas selection of 1st pressure reading |
| 3268 clrf char_I_pressure_gas+1 ; clear gas selection of 2nd pressure reading | |
| 3269 clrf char_I_pressure_age+0 ; clear age of 1st pressure reading | |
| 3270 clrf char_I_pressure_age+1 ; clear age of 2nd pressure reading | |
| 3271 clrf char_I_pressure_stat+0 ; clear status of 1st pressure reading | |
| 3272 clrf char_I_pressure_stat+1 ; clear status of 2nd pressure reading | |
| 623 | 3273 |
| 604 | 3274 banksel gas__last_1st ; select bank with vars for pressure drop calculation |
| 3275 setf gas__last_1st ; invalidate last gas of 1st reading | |
| 623 | 3276 setf gas__last_2nd ; invalidate last gas of 2nd reading |
| 3277 | |
| 604 | 3278 banksel common ; back to bank common |
| 623 | 3279 |
| 3280 ENDIF ; _rx_functions | |
| 3281 | |
| 604 | 3282 |
| 3283 diveloop_boot_0: | |
| 3284 setf best_gas_number ; initialize best gas as not computed yet (255) | |
| 623 | 3285 IFDEF _ccr_pscr |
| 604 | 3286 setf best_dil_number ; initialize best diluent as not computed yet (255) |
| 623 | 3287 ENDIF |
| 604 | 3288 |
| 3289 btfsc FLAG_oc_mode ; in OC mode? | |
| 634 | 3290 call dive_boot_oc ; YES - add OC mode settings |
| 604 | 3291 |
| 623 | 3292 IFDEF _ccr_pscr |
| 604 | 3293 btfsc FLAG_ccr_mode ; in CCR mode? |
| 634 | 3294 call dive_boot_cc ; YES - add CC mode settings |
| 604 | 3295 btfsc FLAG_ccr_mode ; in CCR mode? |
| 634 | 3296 call dive_boot_cc_part2 ; YES - add CC sensor and SP settings |
| 604 | 3297 |
| 3298 btfsc FLAG_pscr_mode ; in pSCR mode? | |
| 634 | 3299 call dive_boot_cc ; YES - add CC mode settings |
| 604 | 3300 btfsc FLAG_pscr_mode ; in pSCR mode? |
| 634 | 3301 call dive_boot_cc_part2 ; YES - add CC sensor and SP settings |
| 623 | 3302 ENDIF |
| 604 | 3303 |
| 631 | 3304 bcf bailout_mode ; not in bailout mode |
| 3305 | |
| 604 | 3306 call ghostwriter_short_header ; write short header with dive number into profile memory |
| 623 | 3307 call init_recording_params ; set up all the divisors for dive data recording |
| 3308 | |
| 3309 ; setup gas selector flag (required to have better gas working) | |
| 3310 bsf is_diluent_menu ; default to using diluents | |
| 3311 btfsc FLAG_ccr_mode ; in CCR mode? | |
| 3312 bra diveloop_boot_3 ; YES - default was right | |
| 3313 btfsc FLAG_pscr_mode ; in pSCR mode? | |
| 3314 bra diveloop_boot_3 ; YES - default was right | |
| 3315 bcf is_diluent_menu ; NO to both - revert to using OC gases | |
| 604 | 3316 |
| 3317 diveloop_boot_3: | |
| 582 | 3318 bcf LEDg ; switch off green LED / release reset to RX circuitry |
| 604 | 3319 bcf LEDr ; switch off red LED |
| 623 | 3320 |
| 3321 btfss sensor_override_active ; in simulator mode? | |
| 604 | 3322 call disable_rs232 ; NO - disable RS232 |
| 3323 | |
| 3324 IFDEF _screendump | |
| 623 | 3325 btfsc screen_dump_avail ; screen dump function enabled? |
| 3326 call enable_rs232 ; enable interface (also sets CPU speed to normal) | |
| 604 | 3327 ENDIF |
| 3328 | |
| 623 | 3329 clrf apnoe_surface_mins ; clear apnoe surface time, minutes (8 bit) |
| 3330 clrf apnoe_surface_secs ; clear apnoe surface time, seconds (8 bit) | |
| 3331 clrf apnoe_dive_mins ; clear apnoe dive time, minutes (8 bit) | |
| 3332 clrf apnoe_dive_secs ; clear apnoe dive time, seconds (8 bit) | |
| 604 | 3333 |
| 3334 return ; done with dive mode boot | |
| 3335 | |
| 3336 | |
| 3337 ;============================================================================= | |
| 634 | 3338 dmode4 CODE |
| 3339 ;============================================================================= | |
| 3340 | |
| 3341 | |
| 3342 ;----------------------------------------------------------------------------- | |
| 3343 ; Check all Sorts of Parameters and issue Warnings and Attentions if applicable | |
| 3344 ; | |
| 623 | 3345 divemode_check_warnings: |
| 604 | 3346 movlw .1 ; one message at a time in alternative layout |
| 623 | 3347 btfss alt_layout_active ; in alternative layout? |
| 3348 movlw .2 ; NO - two messages at a time in normal layout | |
| 634 | 3349 cpfsgt message_counter ; had more than 1 / 2 messages in the last round? |
| 623 | 3350 bra divemode_check_warnings1 ; NO - update messages every second |
| 3351 | |
| 3352 ; ; YES - update every 4 seconds: | |
| 631 | 3353 ; btfss timebase_1sec ; - on second 1 or 3 ? |
| 623 | 3354 ; return ; NO - no update in this cycle |
| 3355 ; btfss timebase_2sec ; YES - on second 3 ? | |
| 3356 ; return ; NO - no update in this cycle | |
| 3357 ; ;bra divemode_check_warnings1 ; YES - update messages | |
| 3358 | |
| 634 | 3359 ; YES - update every 2 seconds |
| 623 | 3360 btfsc timebase_1sec ; - on even second? |
| 3361 return ; NO - done | |
| 3362 ;bra divemode_check_warnings1 ; YES - update messages | |
| 3363 | |
| 3364 divemode_check_warnings1: | |
| 604 | 3365 clrf message_counter ; clear message counter |
| 3366 | |
| 3367 ; messages sorted by severity: highest severity warnings first, then attentions, advices and last info | |
| 3368 | |
| 3369 ; warnings for all modes | |
| 634 | 3370 call check_battery ; check battery status |
| 3371 rcall check_depth_limit ; check current depth | |
| 3372 call check_divetimeout ; check dive timeout | |
| 604 | 3373 |
| 623 | 3374 btfsc FLAG_apnoe_mode ; in apnoe mode? |
| 634 | 3375 bra divemode_check_warnings2 ; YES - skip deco mode checks |
| 623 | 3376 |
| 604 | 3377 btfsc FLAG_gauge_mode ; in gauge mode? |
| 634 | 3378 bra divemode_check_warnings2 ; YES - skip deco mode checks |
| 604 | 3379 |
| 3380 ; warnings applicable only in deco modes | |
| 631 | 3381 |
| 3382 IFDEF _cave_mode | |
| 3383 rcall check_cavemode ; check cave mode status | |
| 3384 ENDIF | |
| 3385 | |
| 634 | 3386 rcall check_display_ftts ; show fTTS time (or cave mode cTTS) |
| 3387 rcall check_ppO2 ; check ppO2 | |
| 0 | 3388 |
| 623 | 3389 IFDEF _external_sensor |
| 634 | 3390 rcall check_ext_sensors ; check external sensors |
| 623 | 3391 ENDIF |
| 582 | 3392 |
| 604 | 3393 rcall check_outside ; check of ZHL16 model violation |
| 560 | 3394 |
| 634 | 3395 IFDEF _ccr_pscr |
| 623 | 3396 btfsc FLAG_ccr_mode ; in CCR mode? |
| 3397 rcall check_OC_gas_avail ; YES - check if a breathable OC (bailout) gas is available | |
| 3398 btfsc FLAG_pscr_mode ; in pSCR mode? | |
| 3399 rcall check_OC_gas_avail ; YES - check if a breathable OC (bailout) gas is available | |
| 634 | 3400 ENDIF |
| 604 | 3401 |
| 3402 btfsc decostop_active ; in deco mode? | |
| 634 | 3403 rcall check_saturation ; YES - check tissue saturation |
| 604 | 3404 |
| 3405 rcall check_mbubbles ; check for micro bubbles | |
| 634 | 3406 rcall check_cns_violation_now ; check current CNS value |
| 3407 rcall check_cns_violation_eod ; check end-of-dive CNS value (needs to be done after check_cns_violation_now) | |
| 3408 rcall check_gas_needs ; check for gas needs | |
| 3409 rcall check_gas_change ; check for diluent or gas change advice | |
| 3410 | |
| 3411 IFDEF _ccr_pscr | |
| 3412 btfsc FLAG_ccr_mode ; in CCR mode? | |
| 3413 rcall check_gas_density ; YES - check gas density | |
| 3414 btfsc FLAG_pscr_mode ; in pSCR mode? | |
| 3415 rcall check_gas_density ; YES - check gas density | |
| 3416 ENDIF | |
| 604 | 3417 |
| 623 | 3418 btfsc use_aGF ; using alternative GF factors? |
| 634 | 3419 rcall remind_agf_in_use ; YES - show reminder |
| 582 | 3420 |
| 623 | 3421 divemode_check_warnings2: |
| 634 | 3422 |
| 604 | 3423 IFDEF _rx_functions |
| 623 | 3424 btfss tr_functions_activated ; TR functions activated? |
| 3425 bra divemode_check_warnings3 ; NO - skip | |
| 3426 call check_tr_functions ; YES - check transmitter functions | |
| 3427 call check_tr_messages ; - check SAC attention and switch advice | |
| 604 | 3428 ENDIF |
| 3429 | |
| 623 | 3430 divemode_check_warnings3: |
| 634 | 3431 |
| 3432 ; compute if an advice / attention / warning sign shall be shown | |
| 3433 rcall divemode_check_sign | |
| 3434 | |
| 3435 ; increment message page number | |
| 623 | 3436 incf message_page,F ; increment page number |
| 3437 bcf STATUS,C ; clear carry bit | |
| 3438 movf message_page,W ; get page number into WREG | |
| 3439 btfss alt_layout_active ; in alternative layout? | |
| 3440 rlcf WREG,W ; NO - each page can take two messages | |
| 3441 cpfsgt message_counter ; number of actual messages > message capacity ? | |
| 3442 clrf message_page ; NO - all messages could be shown, restart from first page next time | |
| 604 | 3443 |
| 634 | 3444 ; clear both rows of messages if there is nothing to show at all |
| 623 | 3445 tstfsz message_counter ; any message to show? |
| 3446 bra divemode_check_warnings4 ; YES - look if second row needs to be cleared | |
| 3447 bsf FLAG_TFT_message_clear_both ; NO - request clearing of left-over messages | |
| 3448 return ; - done | |
| 3449 | |
| 3450 divemode_check_warnings4: | |
| 634 | 3451 ; clear 2nd row of messages if there is nothing to show (on this page) |
| 623 | 3452 btfss message_2nd_row_used ; does the 2nd row contain a message? |
| 3453 bsf FLAG_TFT_message_clear_2nd ; NO - set flag to clear the 2nd row | |
| 3454 return ; done | |
| 3455 | |
| 634 | 3456 |
| 623 | 3457 ;----------------------------------------------------------------------------- |
| 634 | 3458 ; Helper Function - check if an Advice / Attention / Warning Sign shall be shown |
| 3459 ; | |
| 3460 divemode_check_sign: | |
| 3461 ; clear sign flags | |
| 3462 bcf sign_advice ; clear flag for showing advice sign | |
| 3463 bcf sign_attention ; clear flag for showing attention sign | |
| 3464 bcf sign_warning ; clear flag for showing warning sign | |
| 3465 | |
| 3466 ; check for new advices | |
| 3467 movf DM_flags_advc_det,W ; get current advices | |
| 3468 andwf DM_flags_advc_ack,W ; keep only those acknowledgments that have current advices | |
| 3469 movwf DM_flags_advc_ack ; store updated acknowledgments | |
| 3470 xorwf DM_flags_advc_det,W ; find advices that have not been acknowledged yet | |
| 3471 tstfsz WREG ; any new advice? | |
| 3472 bsf sign_advice ; YES - set flag for showing advice sign | |
| 3473 | |
| 3474 ; check for new attentions (1) | |
| 3475 movf DM_flags_att1_det,W ; get current attentions | |
| 3476 andwf DM_flags_att1_ack,W ; keep only those acknowledgments that have current attentions | |
| 3477 movwf DM_flags_att1_ack ; store updated acknowledgments | |
| 3478 xorwf DM_flags_att1_det,W ; find attentions that have not been acknowledged yet | |
| 3479 tstfsz WREG ; any new attention? | |
| 3480 bsf sign_attention ; YES - set flag for showing attention sign | |
| 3481 | |
| 3482 ; check for new attentions (2) | |
| 3483 movf DM_flags_att2_det,W ; get current attentions | |
| 3484 andwf DM_flags_att2_ack,W ; keep only those acknowledgments that have current attentions | |
| 3485 movwf DM_flags_att2_ack ; store updated acknowledgments | |
| 3486 xorwf DM_flags_att2_det,W ; find attentions that have not been acknowledged yet | |
| 3487 tstfsz WREG ; any new attention? | |
| 3488 bsf sign_attention ; YES - set flag for showing attention sign | |
| 3489 | |
| 3490 ; check for new attentions (3) | |
| 3491 movf DM_flags_att3_det,W ; get current attentions | |
| 3492 andwf DM_flags_att3_ack,W ; keep only those acknowledgments that have current attentions | |
| 3493 movwf DM_flags_att3_ack ; store updated acknowledgments | |
| 3494 xorwf DM_flags_att3_det,W ; find attentions that have not been acknowledged yet | |
| 3495 tstfsz WREG ; any new attention? | |
| 3496 bsf sign_attention ; YES - set flag for showing attention sign | |
| 3497 | |
| 3498 ; check for new warnings (1) | |
| 3499 movf DM_flags_war1_det,W ; get current warnings | |
| 3500 andwf DM_flags_war1_ack,W ; keep only those acknowledgments that have current warnings | |
| 3501 movwf DM_flags_war1_ack ; store updated acknowledgments | |
| 3502 xorwf DM_flags_war1_det,W ; find warnings that have not been acknowledged yet | |
| 3503 tstfsz WREG ; any new warning? | |
| 3504 bsf sign_warning ; YES - set flag for showing warning sign | |
| 3505 | |
| 3506 ; check for new warnings (2) | |
| 3507 movf DM_flags_war2_det,W ; get current warnings | |
| 3508 andwf DM_flags_war2_ack,W ; keep only those acknowledgments that have current warnings | |
| 3509 movwf DM_flags_war2_ack ; store updated acknowledgments | |
| 3510 xorwf DM_flags_war2_det,W ; find warnings that have not been acknowledged yet | |
| 3511 tstfsz WREG ; any new warning? | |
| 3512 bsf sign_warning ; YES - set flag for showing warning sign | |
| 3513 | |
| 3514 ; show or clear the advice / attention / warning sign | |
| 3515 btfsc sign_advice ; shall show advice sign? | |
| 3516 bsf FLAG_TFT_sign_show ; YES - show sign | |
| 3517 btfsc sign_attention ; shall show attention sign? | |
| 3518 bsf FLAG_TFT_sign_show ; YES - show sign | |
| 3519 btfsc sign_warning ; shall show warning sign? | |
| 3520 bsf FLAG_TFT_sign_show ; YES - show sign | |
| 3521 btfss FLAG_TFT_sign_show ; shall show any sign? | |
| 3522 bsf FLAG_TFT_sign_clear ; NO - then clear the sign | |
| 3523 | |
| 3524 return ; done | |
| 3525 | |
| 3526 | |
| 3527 ;----------------------------------------------------------------------------- | |
| 3528 ; Check Battery Power | |
| 3529 ; | |
| 3530 global check_battery | |
| 3531 check_battery: | |
| 3532 bcf warn_det_batt_low ; clear warning for battery low | |
| 623 | 3533 movlw battery_show_level+1 ; get threshold for showing battery level, incremented by 1 |
| 628 | 3534 cpfslt batt_percent ; battery percentage ok? |
| 634 | 3535 return ; YES - done |
| 3536 btfsc battery_low_condition ; NO - battery low condition detected? | |
| 3537 bsf warn_det_batt_low ; YES - set warning for battery low | |
| 3538 movf active_customview,W ; - get current custom view | |
| 3539 xorlw index_clock_batt_surfpress ; - battery shown in custom view? | |
| 3540 bnz check_battery_mesg ; NO - show message | |
| 3541 return ; YES - do not show twice, done | |
| 3542 | |
| 3543 check_battery_mesg: | |
| 3544 incf message_counter,F ; increase message counter | |
| 3545 goto TFT_message_battery_percent ; show message for battery low (battery percent) and return | |
| 3546 | |
| 3547 | |
| 3548 ;----------------------------------------------------------------------------- | |
| 3549 ; Show Dive Timeout Counter if Dive Time is not counted | |
| 3550 ; | |
| 55 | 3551 check_divetimeout: |
| 623 | 3552 btfsc count_divetime ; is dive time counted? |
| 634 | 3553 return ; YES - nothing to do, done |
| 3554 incf message_counter,F ; NO - increase message counter | |
| 3555 goto TFT_message_divetimeout ; - show timeout counter and return | |
| 3556 | |
| 3557 | |
| 3558 ;----------------------------------------------------------------------------- | |
| 3559 ; Check ppO2 of all Gases / Diluents in use | |
| 3560 ; | |
| 560 | 3561 check_ppO2: |
| 623 | 3562 IFDEF _ccr_pscr |
| 634 | 3563 ; check if breathing from the loop |
| 3564 btfsc FLAG_oc_mode ; in OC mode? | |
| 604 | 3565 bra check_ppO2_1 ; YES - continue with breathed gas |
| 623 | 3566 btfsc bailout_mode ; NO - in bailout? |
| 604 | 3567 bra check_ppO2_1 ; YES - continue with breathed gas |
| 634 | 3568 ; CCR / pSCR mode - check the pure diluent |
| 3569 bcf warn_det_ppO2_diluent ; clear warning for pure diluent ppO2 | |
| 3570 bcf attn_det_ppo2_diluent ; clear attention for pure diluent ppO2 | |
| 623 | 3571 MOVII int_O_pure_ppO2,mpr ; get value and attention/warning flags for the pure diluent |
| 634 | 3572 btfsc hi,int_warning_flag ; ppO2 of the pure diluent in warning state? |
| 3573 bra check_ppO2_dil_warn ; YES - show warning | |
| 604 | 3574 btfsc hi,int_attention_flag ; ppO2 of the pure diluent in attention state? |
| 634 | 3575 bra check_ppO2_dil_attn ; YES - show attention |
| 3576 bra check_ppO2_1 ; continue with checking breathed gas | |
| 3577 | |
| 3578 check_ppO2_dil_warn: | |
| 3579 bsf warn_det_ppO2_diluent ; set warning for pure diluent ppO2 | |
| 3580 rcall check_ppO2_show_mesg ; show ppO2 message | |
| 3581 bra check_ppO2_1 ; continue with checking breathed gas | |
| 3582 | |
| 3583 check_ppO2_dil_attn: | |
| 3584 bsf attn_det_ppo2_diluent ; set attention for pure diluent ppO2 | |
| 3585 rcall check_ppO2_show_mesg ; show ppO2 message | |
| 3586 ;bra check_ppO2_1 ; continue with checking breathed gas | |
| 3587 ENDIF ; _ccr_pscr | |
| 3588 | |
| 604 | 3589 check_ppO2_1: |
| 634 | 3590 ; all modes - check breathed gas (OC or loop) |
| 3591 bcf attn_det_ppo2_breathed ; clear attention for breathed ppO2 | |
| 3592 bcf warn_det_ppO2_breathed ; clear warning for breathed ppO2 | |
| 623 | 3593 MOVII int_O_breathed_ppO2,mpr ; get value and attention/warning flags for the breathed gas |
| 604 | 3594 btfsc hi,int_attention_flag ; breathed ppO2 in attention state (when in loop mode, no attention will be generated)? |
| 634 | 3595 bra check_ppO2_breath_attn ; YES - set attention flag and show ppO2 |
| 3596 btfsc hi,int_low_flag ; NO - breathed ppO2 too low? | |
| 3597 bra check_ppO2_breath_warn_low ; YES - record the warning and show ppO2 | |
| 3598 btfsc hi,int_high_flag ; NO - breathed ppO2 too high? | |
| 3599 bra check_ppO2_breath_warn_high ; YES - record the warning and show ppO2 | |
| 3600 bra check_ppO2_breath_ok ; NO - ppO2 is ok | |
| 3601 | |
| 3602 check_ppO2_breath_attn: | |
| 3603 bsf attn_det_ppo2_breathed ; set attention for breathed ppO2 | |
| 3604 bra check_ppO2_show ; show ppO2 message | |
| 3605 | |
| 3606 check_ppO2_breath_warn_low: | |
| 582 | 3607 movlw d'4' ; set type of alarm (ppO2 low) |
| 634 | 3608 bra check_ppO2_breath_common ; continue with common part |
| 3609 | |
| 3610 check_ppO2_breath_warn_high: | |
| 560 | 3611 movlw d'5' ; set type of alarm (ppO2 high) |
| 634 | 3612 ;bra check_ppO2_breath_common ; continue with common part |
| 3613 | |
| 3614 check_ppO2_breath_common: | |
| 623 | 3615 movwf alarm_type ; copy alarm type to alarm register |
| 634 | 3616 bsf event_occured ; set event flag |
| 3617 bsf warn_det_ppO2_breathed ; set warning for breathed ppO2 | |
| 3618 bra check_ppO2_show ; show ppO2 message | |
| 3619 | |
| 3620 check_ppO2_breath_ok: | |
| 3621 TSTOSS opt_showppo2 ; shall always show ppO2 (0 = no, 1 = yes) | |
| 3622 return ; NO - done | |
| 3623 ;bra check_ppO2_show ; YES - show ppO2 message | |
| 3624 | |
| 3625 check_ppO2_show: | |
| 631 | 3626 IFDEF _ccr_pscr |
| 634 | 3627 btfsc FLAG_oc_mode ; in OC mode? |
| 3628 bra check_ppO2_show_1 ; YES - show ppO2 message | |
| 3629 btfsc bailout_mode ; in bailout mode? | |
| 3630 bra check_ppO2_show_1 ; YES - show ppO2 message | |
| 604 | 3631 return ; NO - in loop mode, ppO2 is already shown via setpoint display |
| 634 | 3632 ENDIF |
| 3633 check_ppO2_show_1: | |
| 3634 movf active_customview,W ; get current custom view | |
| 3635 xorlw index_ppo2_ead_end_cns ; ppO2 shown already via custom view? | |
| 3636 bz check_ppO2_done ; YES - done | |
| 3637 movf active_customview,W ; get current custom view (again) | |
| 3638 xorlw index_pscr_info ; ppO2 shown already via custom view? | |
| 3639 bz check_ppO2_done ; YES - done | |
| 3640 ;bra check_ppO2_show_mesg ; NO - show ppO2 message | |
| 3641 | |
| 3642 check_ppO2_show_mesg: | |
| 3643 incf message_counter,F ; increase message counter | |
| 3644 goto TFT_message_ppo2 ; show ppO2 message and return | |
| 3645 | |
| 3646 check_ppO2_done: | |
| 3647 return ; done | |
| 3648 | |
| 3649 | |
| 3650 ;----------------------------------------------------------------------------- | |
| 3651 ; Show fTTS Message | |
| 3652 ; | |
| 604 | 3653 check_display_ftts: |
| 631 | 3654 IFDEF _ccr_pscr |
| 3655 btfsc bailout_mode ; in bailout mode? | |
| 3656 return ; YES - in bailout no fTTS is computed, done | |
| 3657 ENDIF | |
| 623 | 3658 btfss count_divetime ; is dive time counted? |
| 631 | 3659 return ; NO - omit, done |
| 623 | 3660 movff char_I_extra_time,lo ; YES - get extra time |
| 3661 tstfsz lo ; - extra time > 0 ? | |
| 634 | 3662 bra check_display_ftts_mesg ; YES - show fTTS |
| 631 | 3663 return ; NO - no fTTS computed, done |
| 634 | 3664 |
| 3665 check_display_ftts_mesg: | |
| 631 | 3666 incf message_counter,F ; increase counter |
| 634 | 3667 goto TFT_message_ftts ; show @+x time |
| 3668 | |
| 3669 | |
| 3670 ;----------------------------------------------------------------------------- | |
| 3671 ; check current CNS Value | |
| 3672 ; | |
| 3673 global check_cns_violation_now | |
| 3674 check_cns_violation_now: | |
| 3675 bcf warn_det_cns_current ; clear warning for CNS | |
| 3676 bcf attn_det_cns_current ; clear attention for CNS | |
| 623 | 3677 movff int_O_CNS_current+1,WREG ; get current CNS, high byte |
| 582 | 3678 btfsc WREG,int_warning_flag ; warning flag set? |
| 634 | 3679 bra check_cns_violation_now_warn; YES - show a warning |
| 3680 btfsc WREG,int_attention_flag ; attention flag set? | |
| 3681 bra check_cns_violation_now_attn; YES - show an attention | |
| 3682 return ; NO - done | |
| 3683 | |
| 3684 check_cns_violation_now_warn: | |
| 3685 bsf warn_det_cns_current ; set warning for CNS | |
| 3686 bra check_cns_violation_now_mesg; show message | |
| 3687 | |
| 3688 check_cns_violation_now_attn: | |
| 3689 bsf attn_det_cns_current ; set attention for CNS | |
| 3690 ;bra check_cns_violation_now_mesg; show message | |
| 3691 | |
| 3692 check_cns_violation_now_mesg: | |
| 628 | 3693 IFNDEF _helium |
| 634 | 3694 movf active_customview,W ; get current custom view |
| 3695 xorlw index_ppo2_ead_end_cns ; CNS shown? | |
| 3696 bz check_cns_violation_now_done; YES - done | |
| 628 | 3697 ENDIF |
| 634 | 3698 movf active_customview,W ; get current custom view (again) |
| 3699 xorlw index_CNS ; CNS shown? | |
| 3700 bz check_cns_violation_now_done; YES - done | |
| 3701 incf message_counter,F ; NO - increase counter | |
| 3702 goto TFT_message_cns ; - show message and return | |
| 3703 | |
| 3704 check_cns_violation_now_done: | |
| 3705 return ; done | |
| 3706 | |
| 3707 | |
| 3708 ;----------------------------------------------------------------------------- | |
| 3709 ; check end-of-Dive CNS Value | |
| 3710 ; | |
| 3711 global check_cns_violation_eod | |
| 3712 check_cns_violation_eod: | |
| 3713 bcf attn_det_cns_eod ; clear attention for end-of-dive CNS | |
| 3714 btfsc warn_det_cns_current ; current CNS value in warning state? | |
| 3715 return ; YES - inhibit end-of-dive CNS checks if current CNS is already in warning | |
| 3716 ;bra check_cns_violation_eod_norm; NO - check normal plan | |
| 3717 | |
| 3718 check_cns_violation_eod_norm: | |
| 623 | 3719 movff int_O_CNS_norm+1,WREG ; get CNS at end of dive in normal plan, high byte |
| 560 | 3720 btfsc WREG,int_invalid_flag ; flag for invalid value set? |
| 634 | 3721 bra check_cns_violation_eod_alt ; YES - continue with checking alternative plan |
| 582 | 3722 btfsc WREG,int_warning_flag ; NO - flag for warning set? |
| 634 | 3723 bra check_cns_violation_eod_warn; YES - show message |
| 3724 ;bra check_cns_violation_eod_alt ; NO - check alternative plan | |
| 3725 | |
| 3726 check_cns_violation_eod_alt: | |
| 623 | 3727 movff int_O_CNS_alt+1,WREG ; get CNS at end of dive in alternative plan, high byte |
| 560 | 3728 btfsc WREG,int_invalid_flag ; flag for invalid value set? |
| 634 | 3729 return ; YES - done |
| 560 | 3730 btfsc WREG,int_warning_flag ; NO - flag for warning set? |
| 634 | 3731 bra check_cns_violation_eod_warn; YES - show message |
| 3732 return ; NO - done | |
| 3733 | |
| 3734 check_cns_violation_eod_warn: | |
| 3735 bsf attn_det_cns_eod ; set attention(!) for end-of-dive CNS | |
| 3736 movf active_customview,W ; get current custom view | |
| 3737 xorlw index_CNS ; CNS shown? | |
| 3738 bz check_cns_violation_eod_done; YES - done | |
| 3739 incf message_counter,F ; NO - increase message counter | |
| 3740 goto TFT_message_cns_eod ; - show message for end-of-dive CNS and return | |
| 3741 | |
| 3742 check_cns_violation_eod_done: | |
| 3743 return ; done | |
| 3744 | |
| 3745 | |
| 3746 ;----------------------------------------------------------------------------- | |
| 3747 ; Check current Tissue Supersaturation | |
| 3748 ; | |
| 3749 global check_saturation | |
| 3750 check_saturation: | |
| 3751 bcf attn_det_saturation ; clear attention for saturation | |
| 3752 bcf warn_det_saturation ; clear warning for saturation | |
| 3753 bcf attn_det_ibcd ; clear attention for IBCD | |
| 3754 movff int_O_lead_supersat+1,WREG ; get upper byte of leading tissue's supersaturation | |
| 3755 btfss WREG,int_warning_flag ; warning flag set? | |
| 3756 bra check_saturation_1 ; NO - continue with checking for attention flag | |
| 3757 movlw d'2' ; YES - set type of alarm | |
| 3758 movwf alarm_type ; - copy to alarm register | |
| 3759 bsf event_occured ; - set event flag | |
| 3760 bsf warn_det_saturation ; - set warning | |
| 3761 bra check_saturation_mesg ; - show saturation message | |
| 3762 | |
| 3763 check_saturation_1: | |
| 3764 btfss WREG,int_attention_flag ; attention flag set? | |
| 3765 bra check_saturation_2 ; NO - continue with checking for IBCD | |
| 3766 bsf attn_det_saturation ; YES - set attention | |
| 3767 bra check_saturation_mesg ; - show saturation message | |
| 3768 | |
| 3769 check_saturation_2: | |
| 3770 IFDEF _helium | |
| 3771 TSTOSS opt_enable_IBCD ; IBCD warning activated? | |
| 3772 bra check_saturation_3 ; NO - continue with checking deco info | |
| 3773 movff char_O_deco_warnings,WREG ; YES - get the deco warnings vector | |
| 3774 btfss WREG,IBCD_warning ; - IBCD warning flag set? | |
| 3775 bra check_saturation_3 ; NO - continue with checking deco info | |
| 3776 bsf attn_det_ibcd ; YES - set attention | |
| 3777 bra check_saturation_mesg ; - show saturation message | |
| 3778 ENDIF | |
| 3779 | |
| 3780 check_saturation_3: | |
| 3781 btfss divemode ; in dive mode? | |
| 3782 return ; NO - done | |
| 631 | 3783 IFDEF _ccr_pscr |
| 634 | 3784 btfsc bailout_mode ; YES - in bailout mode? |
| 3785 return ; YES - done (deco zone flag is not updated when in bailout mode) | |
| 631 | 3786 ENDIF |
| 634 | 3787 movff char_O_deco_info,WREG ; NO - get the deco info vector |
| 3788 btfss WREG,deco_zone ; deco zone flag set? | |
| 3789 return ; NO - done | |
| 3790 btfsc use_aGF ; YES - using alternative GF factors? | |
| 3791 return ; YES - suppress deco zone info | |
| 3792 btfsc alt_layout_active ; NO - in alternative layout? | |
| 3793 return ; YES - suppress deco zone info | |
| 3794 incf message_counter,F ; NO - increase message counter | |
| 3795 goto TFT_message_deco_info ; - show deco info and return | |
| 3796 | |
| 3797 check_saturation_mesg: | |
| 3798 IFDEF _helium | |
| 3799 btfss attn_det_ibcd ; IBCD detected? | |
| 3800 bra check_saturation_mesg_1 ; NO - show saturation message | |
| 3801 incf message_counter,F ; YES - increase message counter | |
| 3802 call TFT_message_IBCD ; - show IBCD message | |
| 3803 ENDIF | |
| 3804 check_saturation_mesg_1: | |
| 3805 incf message_counter,F ; increase message counter | |
| 3806 goto TFT_message_saturation ; show saturation message and return | |
| 3807 | |
| 3808 | |
| 3809 ;----------------------------------------------------------------------------- | |
| 3810 ; Check Depth Limit | |
| 3811 ; | |
| 623 | 3812 check_depth_limit: |
| 634 | 3813 bcf warn_det_depth_limit ; clear warning by default |
| 623 | 3814 movff opt_max_depth,WREG ; get depth limit |
| 3815 cpfsgt depth_meter ; current depth > depth limit? | |
| 634 | 3816 return ; NO - done |
| 3817 bsf warn_det_depth_limit ; YES - set warning | |
| 3818 incf message_counter,F ; - increase message counter | |
| 3819 goto TFT_message_depth_limit ; - show message | |
| 3820 | |
| 3821 | |
| 3822 ;----------------------------------------------------------------------------- | |
| 3823 ; Check Bühlmann Model Violation | |
| 3824 ; | |
| 604 | 3825 check_outside: |
| 634 | 3826 bcf warn_det_outside ; clear warning |
| 3827 bcf attn_det_outside ; clear attention | |
| 604 | 3828 movff char_O_deco_warnings,WREG ; bank-safe copy of deco warnings |
| 634 | 3829 btfss WREG,outside_warning ; currently outside the ZH-L16 model? |
| 3830 bra check_outside_1 ; NO | |
| 3831 bsf warn_det_outside ; YES - set warning | |
| 3832 bra check_outside_mesg ; - show message | |
| 3833 | |
| 3834 check_outside_1: | |
| 3835 btfss WREG,outside_warning_lock ; had been outside of the ZH-L16 model? | |
| 604 | 3836 return ; NO - done |
| 634 | 3837 bsf attn_det_outside ; YES - set attention |
| 3838 ;bra check_outside_mesg ; - show message | |
| 3839 | |
| 3840 check_outside_mesg: | |
| 3841 incf message_counter,F ; increase message counter | |
| 3842 goto TFT_message_outside ; show message and return | |
| 3843 | |
| 3844 | |
| 3845 ;----------------------------------------------------------------------------- | |
| 3846 ; Check raised Probability for Micro-Bubbles | |
| 3847 ; | |
| 604 | 3848 global check_mbubbles |
| 3849 check_mbubbles: | |
| 634 | 3850 bcf warn_det_microbubble ; clear warning |
| 3851 bcf attn_det_microbubble ; clear attention | |
| 604 | 3852 movff char_O_deco_warnings,WREG ; bank-safe copy for deco warnings |
| 634 | 3853 btfss WREG,mbubble_warning ; currently in micro bubbling zone? |
| 3854 bra check_mbubbles_1 ; NO | |
| 3855 bsf warn_det_microbubble ; YES - set warning | |
| 3856 bra check_mbubbles_mesg ; - show message | |
| 3857 | |
| 3858 check_mbubbles_1 | |
| 3859 btfss WREG,mbubble_warning_lock ; had been in micro bubbling zone? | |
| 604 | 3860 return ; NO - done |
| 634 | 3861 bsf attn_det_microbubble ; YES - set attention |
| 3862 ;bra check_mbubbles_mesg ; - show message | |
| 3863 | |
| 3864 check_mbubbles_mesg: | |
| 3865 incf message_counter,F ; increase message counter | |
| 3866 goto TFT_message_mbubbles ; show message and return | |
| 3867 | |
| 3868 | |
| 3869 IFDEF _ccr_pscr | |
| 3870 ;----------------------------------------------------------------------------- | |
| 3871 ; Check Gas Density | |
| 3872 ; | |
| 3873 check_gas_density: | |
| 3874 TSTOSS opt_gas_density_check ; shall check gas density? | |
| 3875 return ; NO - done | |
| 3876 bcf warn_det_gas_density ; YES - clear attention for gas density by default | |
| 3877 bcf attn_det_gas_density ; - clear warning for gas density by default | |
| 3878 movff int_O_gas_density+1,WREG ; - get upper byte of current gas density | |
| 3879 btfsc WREG,int_warning_flag ; - warning flag set? | |
| 3880 bra check_gas_density_warn ; YES - generate a warning | |
| 3881 btfsc WREG,int_attention_flag ; NO - attention flag set? | |
| 3882 bra check_gas_density_attn ; YES - generate an attention | |
| 3883 ;bra check_gas_density_ok ; NO - gas density ok | |
| 3884 | |
| 3885 check_gas_density_ok: | |
| 3886 bcf shown_gas_density_attn ; re-arm custom view show-up for warning | |
| 3887 bcf shown_gas_density_warn ; re-arm custom view show-up for attention | |
| 3888 return ; done | |
| 3889 | |
| 3890 check_gas_density_warn: | |
| 3891 bsf warn_det_gas_density ; set warning | |
| 3892 bcf shown_gas_density_attn ; re-arm custom view show-up for attention | |
| 3893 btfsc shown_gas_density_warn ; has the custom view been shown before on warning level? | |
| 3894 bra check_gas_density_mesg ; YES - do not show the gas needs custom view again | |
| 3895 btfsc custom_view_locked ; NO - custom view locked? | |
| 3896 bra check_gas_density_mesg ; YES - do not show it now | |
| 3897 bsf shown_gas_density_warn ; NO - set custom view as shown now | |
| 3898 bra check_gas_density_cv ; - show gas needs custom view | |
| 3899 | |
| 3900 check_gas_density_attn: | |
| 3901 bsf attn_det_gas_density ; set attention | |
| 3902 bcf shown_gas_density_warn ; re-arm custom view show-up for warning | |
| 3903 btfsc shown_gas_density_attn ; has the custom view been shown before on attention level? | |
| 3904 bra check_gas_density_mesg ; YES - do not show the gas needs custom view again | |
| 3905 btfsc custom_view_locked ; NO - custom view locked? | |
| 3906 bra check_gas_density_mesg ; YES - do not show it now | |
| 3907 bsf shown_gas_density_attn ; NO - set custom view as shown now | |
| 3908 ;bra check_gas_density_cv ; - show gas needs custom view | |
| 3909 | |
| 3910 check_gas_density_cv: | |
| 3911 movlw index_ppo2_ead_end_cns ; get custom view number of gas density | |
| 3912 call dive_customview_show ; show custom view | |
| 3913 ;bra check_gas_density_mesg ; show message | |
| 3914 | |
| 3915 check_gas_density_mesg: | |
| 3916 incf message_counter,F ; increase message counter | |
| 3917 goto TFT_message_gas_density ; show gas density message and return | |
| 3918 | |
| 3919 | |
| 3920 ;----------------------------------------------------------------------------- | |
| 3921 ; Check if an OC Bailout Gas is available | |
| 3922 ; | |
| 3923 check_OC_gas_avail: | |
| 3924 bcf warn_det_no_bo_gas ; clear warning by default | |
| 3925 tstfsz best_gas_number ; is a breathable OC (bailout) gas available? | |
| 3926 return ; YES - a breathable gas is available, done | |
| 3927 btfsc bailout_mode ; NO - in bailout? | |
| 3928 return ; YES - suppress warning, done | |
| 3929 bsf warn_det_no_bo_gas ; NO - set warning for no bailout gas | |
| 3930 incf message_counter,F ; - increase message counter | |
| 3931 goto TFT_message_no_BO_gas ; - show message and return | |
| 3932 | |
| 3933 ENDIF ; _ccr_pscr | |
| 631 | 3934 |
| 604 | 3935 |
| 3936 IFDEF _cave_mode | |
| 631 | 3937 |
| 634 | 3938 ;----------------------------------------------------------------------------- |
| 3939 ; Check Cave Profile Storage Usage | |
| 3940 ; | |
| 604 | 3941 check_cavemode: |
| 634 | 3942 bcf warn_det_cave_shut_down ; clear warning by default |
| 3943 bcf attn_det_cave_shut_down ; clear attention by default | |
| 631 | 3944 btfsc backtrack_entire_full ; is the backtracking storage entirely used up? |
| 3945 bra check_cavemode_full ; YES - turn dive, switch off cave mode and show warning message | |
| 3946 btfsc backtrack_almost_full ; NO - backtracking storage almost full? | |
| 3947 bra check_cavemode_almost_full ; YES - show attention message that cave mode will stop soon | |
| 634 | 3948 btfss cave_mode ; NO - cave mode switched on? |
| 3949 return ; NO - do not show info | |
| 3950 btfsc alt_layout_active ; YES - alternative layout active? | |
| 3951 return ; YES - suppress info message | |
| 3952 ;bra check_cavemode_mesg ; NO - show cave mode active info | |
| 3953 | |
| 3954 check_cavemode_mesg: | |
| 3955 incf message_counter,F ; increase message counter | |
| 3956 goto TFT_message_cave_mode ; show cave mode message | |
| 631 | 3957 |
| 3958 check_cavemode_full: | |
| 3959 btfss backtrack_shutdown ; backtracking shut down already? | |
| 3960 bsf request_cave_off_turned ; NO - request to switch cave mode off and to set the dive as turned | |
| 3961 bsf backtrack_shutdown ; remember shut down as been executed (anyhow) | |
| 634 | 3962 btfss cave_mode ; has the cave mode been switched on again meanwhile? |
| 3963 bsf warn_det_cave_shut_down ; NO - set warning level | |
| 631 | 3964 btfsc cave_mode ; has the cave mode been switched on again meanwhile? |
| 634 | 3965 bsf attn_det_cave_shut_down ; YES - set attention level |
| 3966 bra check_cavemode_mesg ; show message | |
| 631 | 3967 |
| 3968 check_cavemode_almost_full: | |
| 3969 btfss cave_mode ; cave mode switched on? | |
| 3970 return ; NO - suppress message | |
| 634 | 3971 bsf attn_det_cave_shut_down ; YES - set an attention |
| 3972 bra check_cavemode_mesg ; - show message | |
| 631 | 3973 |
| 3974 ENDIF ; _cave_mode | |
| 3975 | |
| 604 | 3976 |
| 634 | 3977 ;----------------------------------------------------------------------------- |
| 3978 ; Show aGF Reminder | |
| 3979 ; | |
| 3980 remind_agf_in_use: | |
| 3981 incf message_counter,F ; increase message counter | |
| 3982 goto TFT_message_agf ; show aGF reminder and return | |
| 3983 | |
| 3984 | |
| 3985 ;----------------------------------------------------------------------------- | |
| 3986 ; Check better Gas / Diluent Advice | |
| 3987 ; | |
| 3988 check_gas_change: | |
| 3989 bcf advc_det_change_gas ; clear advice by default | |
| 3990 IFDEF _ccr_pscr | |
| 3991 btfsc better_dil_available ; is a better diluent available? | |
| 3992 bra check_gas_change_mesg ; YES - show a gas change advice | |
| 3993 ENDIF | |
| 3994 btfsc better_gas_available ; is a better gas available? | |
| 3995 bra check_gas_change_mesg ; YES - show a gas change advice | |
| 3996 return ; NO - done | |
| 3997 | |
| 3998 check_gas_change_mesg: | |
| 3999 bsf advc_det_change_gas ; set advice | |
| 4000 incf message_counter,F ; increase message counter | |
| 4001 goto TFT_message_gas_change ; show advice and return | |
| 4002 | |
| 604 | 4003 |
| 4004 IFDEF _rx_functions | |
| 4005 | |
| 634 | 4006 ;----------------------------------------------------------------------------- |
| 4007 ; Check SAC and Swap-Tank Advice | |
| 4008 ; | |
| 604 | 4009 check_tr_messages: |
| 634 | 4010 bcf attn_det_sac_rate ; clear SAC attention by default |
| 4011 bcf advc_det_switch_tank ; clear switch advice by default | |
| 623 | 4012 btfss count_divetime ; is the dive time counted, i.e. deeper than dive threshold? |
| 634 | 4013 return ; NO - suppress check |
| 623 | 4014 movff int_O_SAC_measured+1,WREG ; YES - bank-safe copy of measured SAC rate |
| 4015 btfss WREG,int_attention_flag ; - attention flag set? | |
| 634 | 4016 bra check_tr_messages_chk_swap ; NO - continue with checking for swap advice |
| 623 | 4017 btfsc WREG,int_not_avail_flag ; SAC rate available? |
| 634 | 4018 bra check_tr_messages_chk_swap ; NO - continue with checking for swap advice |
| 4019 bsf attn_det_sac_rate ; YES - set attention for SAC rate | |
| 4020 movf active_customview,W ; - get current custom view | |
| 4021 xorlw index_pressures_SAC ; - SAC rate shown? | |
| 4022 bz check_tr_messages_chk_swap ; YES - do not show twice, continue with swap advice | |
| 4023 ;bra check_tr_messages_mesg_sac ; NO - show SAC message | |
| 4024 | |
| 4025 check_tr_messages_mesg_sac: | |
| 4026 incf message_counter,F ; increase message counter | |
| 4027 call TFT_message_sac ; show message for SAC rate | |
| 4028 ;bra check_tr_messages_chk_swap ; continue with switch advice | |
| 4029 | |
| 4030 check_tr_messages_chk_swap: | |
| 604 | 4031 movff char_O_deco_info,WREG ; bank-safe copy of deco info vector |
| 4032 btfss WREG,ind_double_switch ; swap tank flag set? | |
| 634 | 4033 return ; NO - done |
| 4034 ;bra check_tr_messages_mesg_swap ; YES - show swap message | |
| 4035 | |
| 4036 check_tr_messages_mesg_swap: | |
| 4037 bsf advc_det_switch_tank ; set advice | |
| 4038 incf message_counter,F ; increase message counter | |
| 4039 goto TFT_message_switch_tanks ; show message for switching tanks and return | |
| 4040 | |
| 4041 | |
| 4042 ;----------------------------------------------------------------------------- | |
| 4043 ; Check Transmitter States | |
| 4044 ; | |
| 604 | 4045 check_tr_functions: |
| 634 | 4046 ; check transmitter 1 |
| 604 | 4047 movff char_I_pressure_stat+0,WREG ; get status of 1st pressure reading |
| 4048 rcall check_tr_functions_helper1 ; check for transmitter 1 lost | |
| 4049 rcall check_tr_functions_helper2 ; check for transmitter 1 low battery | |
| 4050 movff int_IO_pressure_value+1,WREG ; get high byte of 1st pressure reading | |
| 4051 rcall check_tr_functions_helper3 ; check for transmitter 1 pressure warning | |
| 4052 rcall check_tr_functions_helper4 ; check for transmitter 1 pressure attention | |
| 634 | 4053 ; check transmitter 2 |
| 604 | 4054 movff char_I_pressure_stat+1,WREG ; get status of 2nd pressure reading |
| 4055 rcall check_tr_functions_helper5 ; check for transmitter 2 lost | |
| 4056 rcall check_tr_functions_helper6 ; check for transmitter 2 low battery | |
| 4057 movff int_IO_pressure_value+3,WREG ; get high byte of 2nd pressure reading | |
| 4058 rcall check_tr_functions_helper7 ; check for transmitter 2 pressure warning | |
| 4059 rcall check_tr_functions_helper8 ; check for transmitter 2 pressure attention | |
| 634 | 4060 |
| 4061 ; results for transmitter | |
| 4062 btfsc attn_det_xmit1_bat ; do we have a transmitter 1 attention? | |
| 4063 bra check_tr_functions_xmitter_mesg ; YES - show transmitter message | |
| 4064 btfsc attn_det_xmit2_bat ; do we have a transmitter 2 attention? | |
| 4065 bra check_tr_functions_xmitter_mesg ; YES - show transmitter message | |
| 4066 check_tr_functions_1: | |
| 4067 btfsc warn_det_pressure1 ; do we have a pressure 1 warning? | |
| 4068 bra check_tr_functions_pres_mesg ; YES - show pressure message | |
| 4069 btfsc warn_det_pressure2 ; do we have a pressure 2 warning? | |
| 4070 bra check_tr_functions_pres_mesg ; YES - show pressure message | |
| 4071 btfsc attn_det_pressure1 ; do we have a pressure 1 attention? | |
| 4072 bra check_tr_functions_pres_mesg ; YES - show pressure message | |
| 4073 btfsc attn_det_pressure2 ; do we have a pressure 2 attention? | |
| 4074 bra check_tr_functions_pres_mesg ; YES - show pressure message | |
| 4075 return ; done | |
| 4076 | |
| 4077 check_tr_functions_xmitter_mesg: | |
| 4078 incf message_counter,F ; increase message counter | |
| 4079 call TFT_message_transmitter ; show transmitter message | |
| 4080 bra check_tr_functions_1 ; continue with pressure messages | |
| 4081 | |
| 4082 check_tr_functions_pres_mesg: | |
| 4083 incf message_counter,F ; increase message counter | |
| 4084 goto TFT_message_pressure ; show pressure message and return | |
| 604 | 4085 |
| 4086 check_tr_functions_helper1: | |
| 4087 btfsc WREG,char_transmitter_lost ; transmitter 1 lost? | |
| 4088 bra check_tr_functions_helper1a ; YES - show transmitter attention message | |
| 634 | 4089 bcf shown_xmit1_lost ; NO - clear flag for old message |
| 604 | 4090 return ; - done |
| 4091 check_tr_functions_helper1a: | |
| 634 | 4092 btfsc shown_xmit1_lost ; is it a new message? |
| 604 | 4093 return ; NO - do not show the pressure readings custom view again |
| 634 | 4094 bsf shown_xmit1_lost ; YES - memorize it's an old message now |
| 4095 rcall check_tr_functions_show_cv ; - show custom view | |
| 604 | 4096 |
| 4097 check_tr_functions_helper2: | |
| 4098 btfsc WREG,char_transmitter_low_bat ; transmitter 1 low battery? | |
| 4099 bra check_tr_functions_helper2a ; YES - show transmitter attention message | |
| 634 | 4100 bcf shown_xmit1_battery ; NO - clear flag for old message |
| 4101 bcf attn_det_xmit1_bat ; - clear transmitter 1 attention | |
| 604 | 4102 return ; - done |
| 4103 check_tr_functions_helper2a: | |
| 634 | 4104 bsf attn_det_xmit1_bat ; set transmitter 1 attention |
| 4105 btfsc shown_xmit1_battery ; is it a new message? | |
| 604 | 4106 return ; NO - do not show the pressure readings custom view again |
| 634 | 4107 bsf shown_xmit1_battery ; YES - memorize it's an old message now |
| 4108 rcall check_tr_functions_show_cv ; - show custom view | |
| 604 | 4109 |
| 4110 check_tr_functions_helper3: | |
| 4111 btfsc WREG,int_warning_flag ; transmitter 1 pressure warning? | |
| 4112 bra check_tr_functions_helper3a ; YES - show pressure reading message as warning | |
| 634 | 4113 bcf shown_xmit1_pres_warn ; NO - clear flag for old message |
| 4114 bcf warn_det_pressure1 ; - clear pressure 1 warning | |
| 604 | 4115 return ; - done |
| 4116 check_tr_functions_helper3a: | |
| 634 | 4117 bsf warn_det_pressure1 ; set pressure 1 warning |
| 4118 btfsc shown_xmit1_pres_warn ; is it a new message? | |
| 604 | 4119 return ; NO - do not show the pressure readings custom view again |
| 634 | 4120 bsf shown_xmit1_pres_warn ; YES - memorize it's an old message now |
| 604 | 4121 bra check_tr_functions_show_cv ; - show custom view |
| 4122 | |
| 4123 check_tr_functions_helper4: | |
| 4124 btfsc WREG,int_attention_flag ; transmitter 1 pressure attention? | |
| 4125 bra check_tr_functions_helper4a ; YES - show pressure reading message as attention | |
| 634 | 4126 bcf shown_xmit1_pres_attn ; NO - clear flag for old message |
| 4127 bcf attn_det_pressure1 ; - clear pressure 1 attention | |
| 604 | 4128 return ; - done |
| 4129 check_tr_functions_helper4a | |
| 634 | 4130 bsf attn_det_pressure1 ; set pressure 1 attention |
| 4131 btfsc shown_xmit1_pres_attn ; is it a new message? | |
| 604 | 4132 return ; NO - do not show the pressure readings custom view again |
| 634 | 4133 bsf shown_xmit1_pres_attn ; YES - memorize it's an old message now |
| 604 | 4134 bra check_tr_functions_show_cv ; - show custom view |
| 4135 | |
| 4136 check_tr_functions_helper5: | |
| 4137 btfsc WREG,char_transmitter_lost ; transmitter 2 lost? | |
| 4138 bra check_tr_functions_helper5a ; YES - show transmitter attention message | |
| 634 | 4139 bcf shown_xmit2_lost ; NO - clear flag for old lost message |
| 604 | 4140 return ; - done |
| 4141 check_tr_functions_helper5a: | |
| 634 | 4142 btfsc shown_xmit2_lost ; is it a new message? |
| 604 | 4143 return ; NO - do not show the pressure readings custom view again |
| 634 | 4144 bsf shown_xmit2_lost ; YES - memorize it's an old message now |
| 604 | 4145 bra check_tr_functions_show_cv ; - show custom view |
| 4146 | |
| 4147 check_tr_functions_helper6: | |
| 4148 btfsc WREG,char_transmitter_low_bat ; transmitter 2 low battery? | |
| 4149 bra check_tr_functions_helper6a ; YES - show transmitter attention message | |
| 634 | 4150 bcf shown_xmit2_battery ; NO - clear flag for old battery message |
| 4151 bcf attn_det_xmit2_bat ; - clear transmitter 2 attention | |
| 604 | 4152 return ; - done |
| 4153 check_tr_functions_helper6a: | |
| 634 | 4154 bsf attn_det_xmit2_bat ; set transmitter 2 attention |
| 4155 btfsc shown_xmit2_battery ; is it a new message? | |
| 604 | 4156 return ; NO - do not show the pressure readings custom view again |
| 634 | 4157 bsf shown_xmit2_battery ; YES - memorize it's an old message now |
| 604 | 4158 bra check_tr_functions_show_cv ; - show custom view |
| 4159 | |
| 4160 check_tr_functions_helper7: | |
| 4161 btfsc WREG,int_warning_flag ; transmitter 2 pressure warning? | |
| 4162 bra check_tr_functions_helper7a ; YES - show pressure reading message as warning | |
| 634 | 4163 bcf shown_xmit2_pres_warn ; NO - clear flag for old message |
| 4164 bcf warn_det_pressure2 ; - clear pressure 2 warning | |
| 604 | 4165 return ; - done |
| 4166 check_tr_functions_helper7a: | |
| 634 | 4167 bsf warn_det_pressure2 ; set pressure 2 warning |
| 4168 btfsc shown_xmit2_pres_warn ; is it a new message? | |
| 604 | 4169 return ; NO - do not show the pressure readings custom view again |
| 634 | 4170 bsf shown_xmit2_pres_warn ; YES - memorize it's an old message now |
| 604 | 4171 bra check_tr_functions_show_cv ; - show custom view |
| 4172 | |
| 4173 check_tr_functions_helper8: | |
| 4174 btfsc WREG,int_attention_flag ; transmitter 2 pressure attention? | |
| 4175 bra check_tr_functions_helper8a ; YES - show pressure reading message as attention | |
| 634 | 4176 bcf shown_xmit2_pres_attn ; NO - clear flag for old message |
| 4177 bcf attn_det_pressure2 ; - clear pressure 2 attention | |
| 604 | 4178 return ; - done |
| 4179 check_tr_functions_helper8a | |
| 634 | 4180 bsf attn_det_pressure2 ; set pressure 2 attention |
| 4181 btfsc shown_xmit2_pres_attn ; is it a new message? | |
| 604 | 4182 return ; NO - do not show the pressure readings custom view again |
| 634 | 4183 bsf shown_xmit2_pres_attn ; YES - memorize it's an old message now |
| 604 | 4184 ;bra check_tr_functions_show_cv ; - show custom view |
| 4185 | |
| 4186 check_tr_functions_show_cv: | |
| 634 | 4187 btfsc custom_view_locked ; NO - custom view locked? |
| 4188 return ; YES - do not show now | |
| 4189 movlw index_pressures_SAC ; NO - get custom view number of pressure readings | |
| 4190 goto dive_customview_show ; - show custom view and return | |
| 4191 | |
| 4192 ENDIF ; _rx_functions | |
| 4193 | |
| 4194 | |
| 4195 ;----------------------------------------------------------------------------- | |
| 4196 ; Check Gas Needs | |
| 4197 ; | |
| 631 | 4198 check_gas_needs: |
| 634 | 4199 bcf attn_det_gas_needs ; clear attention by default |
| 4200 bcf warn_det_gas_needs ; clear warning by default | |
| 4201 banksel int_O_gas_need_pres ; switch to bank where int_O_gas_need_pres is stored | |
| 623 | 4202 movf int_O_gas_need_pres+1,W ; get high byte from pres need of 1st tank |
| 4203 iorwf int_O_gas_need_pres+3,W ; inclusive or with high byte from pres need of 2nd tank | |
| 4204 iorwf int_O_gas_need_pres+5,W ; inclusive or with high byte from pres need of 3rd tank | |
| 4205 iorwf int_O_gas_need_pres+7,W ; inclusive or with high byte from pres need of 4th tank | |
| 4206 iorwf int_O_gas_need_pres+9,W ; inclusive or with high byte from pres need of 5th tank | |
| 634 | 4207 banksel common ; back to bank common |
| 4208 btfsc WREG,int_invalid_flag ; any invalid flag set? | |
| 4209 bra check_gas_needs_ok ; YES - no further checking required | |
| 4210 btfsc WREG,int_warning_flag ; NO - any gas with pres_need >= pres_fill ? | |
| 631 | 4211 bra check_gas_needs_warn ; YES - generate a warning |
| 634 | 4212 btfsc WREG,int_attention_flag ; NO - any gas with pres_need >= pres_fill * threshold ? |
| 4213 bra check_gas_needs_attn ; YES - generate an attention | |
| 4214 ;bra check_gas_needs_ok ; NO - gas needs ok | |
| 4215 | |
| 4216 check_gas_needs_ok: | |
| 4217 bcf shown_gas_needs_warn ; re-arm custom view show-up for warning | |
| 4218 bcf shown_gas_needs_attn ; re-arm custom view show-up for attention | |
| 4219 return ; done | |
| 623 | 4220 |
| 631 | 4221 check_gas_needs_warn: |
| 634 | 4222 bsf warn_det_gas_needs ; set warning |
| 4223 bcf shown_gas_needs_attn ; re-arm custom view show-up for attention | |
| 4224 btfsc shown_gas_needs_warn ; has the custom view been shown before on warning level? | |
| 4225 bra check_gas_needs_mesg ; YES - do not show the gas needs custom view again | |
| 4226 btfsc custom_view_locked ; NO - custom view locked? | |
| 4227 bra check_gas_needs_mesg ; YES - do not show it now | |
| 4228 bsf shown_gas_needs_warn ; NO - set custom view as shown now | |
| 4229 bra check_gas_needs_cv ; - show gas needs custom view | |
| 4230 | |
| 4231 check_gas_needs_attn: | |
| 4232 bsf attn_det_gas_needs ; set attention | |
| 4233 bcf shown_gas_needs_warn ; re-arm custom view show-up for warning | |
| 4234 btfsc shown_gas_needs_attn ; has the custom view been shown before on attention level? | |
| 4235 bra check_gas_needs_mesg ; YES - do not show the gas needs custom view again | |
| 4236 btfsc custom_view_locked ; NO - custom view locked? | |
| 4237 bra check_gas_needs_mesg ; YES - do not show it now | |
| 4238 bsf shown_gas_needs_attn ; NO - set custom view as shown now | |
| 4239 ;bra check_gas_needs_cv ; - show gas needs custom view | |
| 4240 | |
| 4241 check_gas_needs_cv: | |
| 4242 movlw index_gas_needs_ascent ; get custom view number of gas needs | |
| 4243 call dive_customview_show ; show custom view | |
| 4244 ;bra check_gas_needs_mesg ; show message | |
| 4245 | |
| 4246 check_gas_needs_mesg: | |
| 4247 incf message_counter,F ; increase message counter | |
| 4248 goto TFT_message_gas_needs ; show message for gas needs and return | |
| 4249 | |
| 623 | 4250 |
| 4251 IFDEF _external_sensor | |
| 582 | 4252 |
| 634 | 4253 ;----------------------------------------------------------------------------- |
| 4254 ; Check external Sensors for Loss and Divergence | |
| 4255 ; | |
| 4256 check_ext_sensors: | |
| 4257 btfsc warn_det_sensors_lost ; all sensors lost? | |
| 4258 bra check_ext_sensors_lost_all ; YES - show a warning and return | |
| 4259 | |
| 4260 btfsc attn_det_sensor1_lost ; sensor 1 lost? | |
| 4261 rcall check_ext_sensors_lost_1 ; YES - show an attention | |
| 4262 | |
| 4263 btfsc attn_det_sensor2_lost ; sensor 2 lost? | |
| 4264 rcall check_ext_sensors_lost_2 ; YES - show an attention | |
| 4265 | |
| 4266 btfsc attn_det_sensor3_lost ; sensor 3 lost? | |
| 4267 rcall check_ext_sensors_lost_3 ; YES - show an attention | |
| 4268 | |
| 4269 btfsc warn_det_sensors_div ; sensor values divergence? | |
| 4270 bra check_ext_sensors_diverg ; YES - show a warning and return | |
| 4271 | |
| 4272 return ; done | |
| 4273 | |
| 4274 check_ext_sensors_lost_all: | |
| 4275 btfsc shown_sensors_lost ; has the custom view been shown before? | |
| 4276 bra warn_sensors_lost_mesg ; YES - do not show the sensor custom view again | |
| 4277 btfsc custom_view_locked ; NO - custom view locked? | |
| 4278 bra warn_sensors_lost_mesg ; YES - do not show it now | |
| 4279 bsf shown_sensors_lost ; NO - set it as shown now | |
| 4280 movlw index_ppo2_sensors ; - get custom view number of sensors | |
| 4281 call dive_customview_show ; - show custom view | |
| 4282 ;bra warn_sensors_lost_mesg ; - show message | |
| 4283 | |
| 4284 warn_sensors_lost_mesg: | |
| 4285 incf message_counter,F ; increase message counter | |
| 4286 goto TFT_message_fallback ; show message and return | |
| 4287 | |
| 4288 check_ext_sensors_lost_1: | |
| 4289 btfsc shown_sensor1_fail ; has the custom view been shown before for sensor 1? | |
| 4290 return ; YES - do not show the sensor custom view again | |
| 4291 btfsc custom_view_locked ; NO - custom view locked? | |
| 4292 return ; YES - do not show it now | |
| 4293 bsf shown_sensor1_fail ; NO - set it as shown now | |
| 4294 bra check_ext_sensors_show_cv ; - show sensor custom view | |
| 4295 | |
| 4296 check_ext_sensors_lost_2: | |
| 4297 btfsc shown_sensor2_fail ; has the custom view been shown before for sensor 2? | |
| 4298 return ; YES - do not show the sensor custom view again | |
| 4299 btfsc custom_view_locked ; NO - custom view locked? | |
| 4300 return ; YES - do not show it now | |
| 4301 bsf shown_sensor2_fail ; NO - set it as shown now | |
| 4302 bra check_ext_sensors_show_cv ; - show sensor custom view | |
| 4303 | |
| 4304 check_ext_sensors_lost_3: | |
| 4305 btfsc shown_sensor3_fail ; has the custom view been shown before for sensor 3? | |
| 4306 return ; YES - do not show the sensor custom view again | |
| 4307 btfsc custom_view_locked ; NO - custom view locked? | |
| 4308 return ; YES - do not show it now | |
| 4309 bsf shown_sensor3_fail ; NO - set it as shown now | |
| 4310 ;bra check_ext_sensors_show_cv ; - show sensor custom view | |
| 4311 | |
| 4312 check_ext_sensors_show_cv: | |
| 4313 movlw index_ppo2_sensors ; get custom view number of sensors | |
| 4314 goto dive_customview_show ; show custom view and return | |
| 4315 | |
| 4316 check_ext_sensors_diverg: | |
| 4317 btfsc shown_sensors_diverg ; has the custom view been shown before for divergence? | |
| 4318 bra check_ext_sensors_diverg_mesg ; YES - do not show the sensor custom view again | |
| 4319 btfsc custom_view_locked ; NO - custom view locked? | |
| 4320 bra check_ext_sensors_diverg_mesg ; YES - do not show it now | |
| 4321 bsf shown_sensors_diverg ; NO - set it as shown now | |
| 4322 movlw index_ppo2_sensors ; - get custom view number of sensors | |
| 4323 call dive_customview_show ; - show custom view | |
| 4324 ;bra check_ext_sensors_diverg_mesg ; - show message | |
| 4325 | |
| 4326 check_ext_sensors_diverg_mesg: | |
| 4327 incf message_counter,F ; increase message counter | |
| 4328 goto TFT_message_divergence ; show message and return | |
| 4329 | |
| 4330 ENDIF ; _external_sensor | |
| 4331 | |
| 623 | 4332 |
| 4333 ;============================================================================= | |
| 634 | 4334 dmode5 CODE |
| 623 | 4335 ;============================================================================= |
| 560 | 4336 |
| 634 | 4337 |
| 4338 ;----------------------------------------------------------------------------- | |
| 4339 ; Restart the Deco Engine | |
| 4340 ; | |
| 560 | 4341 global restart_deco_engine |
| 4342 global restart_deco_engine_wo_ceiling | |
| 4343 restart_deco_engine: | |
| 623 | 4344 banksel int_O_ceiling ; switch to bank where the shared "_O_" variables are stored |
| 4345 bsf int_O_ceiling+1,char_invalid_flag ; invalidate ceiling (int_O_ceiling has its invalid flag on a char's position!) | |
| 560 | 4346 |
| 4347 restart_deco_engine_wo_ceiling: | |
| 634 | 4348 banksel char_O_deco_gas ; switch to bank where the stops table is stored |
| 623 | 4349 bsf char_O_deco_gas+0,char_invalid_flag ; invalidate deco data (stop table data) |
| 634 | 4350 banksel int_O_NDL_norm ; switch to bank where the shared "_O_" variables are stored |
| 631 | 4351 bsf int_O_NDL_norm+1,int_invalid_flag ; invalidate NDL time (normal plan) |
| 4352 bsf int_O_TTS_norm+1,int_invalid_flag ; invalidate TTS time (normal plan) | |
| 4353 bsf int_O_TST_norm+1,int_invalid_flag ; invalidate TST time (normal plan) | |
| 623 | 4354 bsf int_O_CNS_norm+1,int_invalid_flag ; invalidate CNS at end of dive in normal plan |
| 631 | 4355 |
| 4356 restart_deco_engine_wo_norm: | |
| 4357 banksel common ; bank to bank common | |
| 4358 bsf request_restart_engine ; request restart of the deco engine | |
| 604 | 4359 |
| 4360 inval_alternative_plan_data: | |
| 634 | 4361 banksel int_O_NDL_alt ; switch to bank where the shared "_O_" variables are stored |
| 631 | 4362 bsf int_O_NDL_alt+1,int_invalid_flag ; invalidate NDL time (alternative plan) |
| 4363 bsf int_O_TTS_alt+1,int_invalid_flag ; invalidate TTS time (alternative plan) | |
| 4364 bsf int_O_TST_alt+1,int_invalid_flag ; invalidate TST time (alternative plan) | |
| 623 | 4365 bsf int_O_CNS_alt+1,int_invalid_flag ; invalidate CNS at end of dive in alternative plan |
| 4366 bsf int_O_gas_need_pres+1,int_invalid_flag ; invalidate ascent gas needs | |
| 604 | 4367 |
| 4368 IFDEF _rx_functions | |
| 623 | 4369 bsf int_O_pressure_need+1,int_not_avail_flag ; invalidate pressure needs to reading 1 (TR functions) |
| 4370 bsf int_O_pressure_need+3,int_not_avail_flag ; invalidate pressure needs to reading 2 (TR functions) | |
| 604 | 4371 ENDIF |
| 4372 | |
| 623 | 4373 banksel common ; bank to bank common |
| 4374 bsf new_deco_data_avail ; set flag for new NDL and deco data available to have the display updated | |
| 582 | 4375 |
| 634 | 4376 return ; done |
| 4377 | |
| 582 | 4378 |
| 4379 ;============================================================================= | |
| 634 | 4380 dmode6 CODE |
| 4381 ;============================================================================= | |
| 4382 | |
| 4383 | |
| 4384 ;----------------------------------------------------------------------------- | |
| 4385 ; Start-up Simulator Mode | |
| 582 | 4386 ; |
| 634 | 4387 global demo_divemode |
| 4388 demo_divemode: | |
| 631 | 4389 call TFT_ClearScreen ; blank screen |
| 4390 | |
| 4391 ; leaving menu mode, so have option values in EEPROM up-to-date | |
| 634 | 4392 btfsc option_changed ; do the options need to be stored to EEPROM ? |
| 631 | 4393 call option_check_and_store_all ; YES - check and store all option values in EEPROM |
| 604 | 4394 |
| 4395 ; +++ COMMENT OUT FOR TESTING PURPOSE ONLY !!! +++ | |
| 631 | 4396 bsf simulatormode ; restore tissue pressures and CNS value after finishing simulator use |
| 604 | 4397 ; +++ DO NOT COMMENT OUT IN OPERATIONAL USE !!! +++ |
| 560 | 4398 |
| 623 | 4399 call deco_push_tissues_to_vault ; back-up the tissue pressures (C-code) |
| 4400 banksel common ; back to bank common | |
| 4401 | |
| 4402 ; set simulated target depth | |
| 4403 movff char_I_bottom_depth,simulatormode_depth | |
| 4404 | |
| 4405 ; set initial simulated depth (needed to overcome end-of-dive detection) | |
| 4406 banksel pressure_rel_sim | |
| 4407 MOVLI simulator_startdepth,pressure_rel_sim | |
| 4408 banksel common | |
| 4409 | |
| 4410 ; switch ISR pressure calculations to simulator mode | |
| 4411 bcf quit_simulatormode ; clear flag for fast abort request | |
| 4412 bcf sensor_override_active ; make sure ISR mode switch confirmation is not older than from now on | |
| 4413 bsf sensor_override_request ; request ISR to switch to simulator mode | |
| 4414 btfss sensor_override_active ; has the ISR confirmed switch to simulator mode? | |
| 4415 bra $-2 ; NO - not yet, loop waiting for the ISR to kick in | |
| 4416 | |
| 4417 ; branch into dive mode | |
| 4418 bsf divemode ; activate dive mode (to be done after simulator mode is activated) | |
| 634 | 4419 goto diveloop ; start dive mode |
| 4420 | |
| 4421 ;----------------------------------------------------------------------------- | |
| 623 | 4422 |
| 4423 END |