Mercurial > public > hwos_code
annotate src/divemode.asm @ 145:e3ac5b2021bc
NEW: Setpoint-Fallback option for external O2 sensor failure
| author | heinrichsweikamp |
|---|---|
| date | Tue, 05 Aug 2014 16:55:09 +0200 |
| parents | 2852b0bd6391 |
| children | 022b886eddaf |
| rev | line source |
|---|---|
| 0 | 1 ;============================================================================= |
| 2 ; | |
| 3 ; File divemode.asm | |
| 4 ; | |
| 5 ; Divemode | |
| 6 ; | |
| 7 ; Copyright (c) 2011, JD Gascuel, HeinrichsWeikamp, all right reserved. | |
| 8 ;============================================================================= | |
| 9 ; HISTORY | |
| 10 ; 2011-08-15 : [mH] moving from OSTC code | |
| 11 | |
| 12 #include "ostc3.inc" ; Mandatory header | |
| 13 #include "shared_definitions.h" ; Mailbox from/to p2_deco.c | |
| 14 #include "tft_outputs.inc" | |
| 15 #include "strings.inc" | |
| 16 #include "tft.inc" | |
| 17 #include "eeprom_rs232.inc" | |
| 18 #include "isr.inc" | |
| 19 #include "math.inc" | |
| 20 #include "wait.inc" | |
| 21 #include "customview.inc" | |
| 22 #include "start.inc" | |
| 23 #include "adc_lightsensor.inc" | |
| 24 #include "ghostwriter.inc" | |
| 25 #include "i2c.inc" | |
| 113 | 26 #include "calibrate.inc" |
| 0 | 27 |
| 28 gui CODE | |
| 29 | |
| 30 global diveloop | |
| 31 diveloop: | |
| 32 banksel common | |
| 33 call speed_normal | |
| 34 call diveloop_boot ; Boot tasks for all modes | |
| 35 | |
| 36 ; Startup Tasks for all modes | |
| 37 call TFT_ClearScreen ; clean up TFT | |
| 38 call TFT_divemode_mask ; Display mask | |
| 39 call TFT_temp_divemode ; Displays temperature | |
|
39
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40 movff customview_divemode,menupos3 ; Reload last customview |
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41 call customview_mask ; Redraw last custom view |
| 0 | 42 |
| 43 btfsc FLAG_apnoe_mode | |
| 44 bsf realdive ; Set Realdive flag in Apnoe mode | |
| 45 | |
| 46 btfsc FLAG_apnoe_mode ; Done for Apnoe or Gauge mode | |
| 47 bra diveloop_loop | |
| 48 btfsc FLAG_gauge_mode ; Done for Apnoe or Gauge mode | |
| 49 bra diveloop_loop | |
| 50 | |
| 51 call TFT_active_gas_divemode ; Display gas/Setpoint | |
| 52 call TFT_display_ndl_mask ; display "NDL" | |
| 53 | |
| 54 ; +@5 init | |
| 55 setf WREG ; WAIT marker: display "---" | |
| 56 movff WREG,int_O_extra_ascenttime+0 | |
| 57 movff WREG,int_O_extra_ascenttime+1 | |
| 58 movlw 1 | |
| 59 movwf apnoe_mins ; Start compute after next cycle. | |
| 60 | |
| 61 ;-------------------------------------------------------------------------------------------------------- | |
| 62 diveloop_loop: ; The diveloop starts here | |
| 63 btfss onesecupdate | |
| 64 bra diveloop_loop3 | |
| 65 | |
| 66 ; tasks any new second... | |
| 67 btfsc FLAG_apnoe_mode ; Only in apnoe mode | |
| 68 bra diveloop_loop1b ; One Second Tasks in Apnoe mode | |
| 69 | |
| 70 call TFT_divemins ; Display (new) divetime! | |
| 71 call customview_second ; Do every-second tasks for the custom view area | |
| 131 | 72 call divemode_check_for_warnings ; Check for any warnings |
| 0 | 73 |
| 74 ; Tasks only for deco modes | |
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75 btfsc show_safety_stop ; Show the safety stop? |
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76 call TFT_show_safety_stop ; Yes, show/delete if done. |
| 0 | 77 call calc_deko_divemode ; calculate decompression and display result (any two seconds) |
| 78 bra diveloop_loop1x ; Common Tasks | |
| 79 | |
| 80 diveloop_loop1b: | |
| 81 ; Tasks only for Apnoe mode | |
| 131 | 82 rcall divemode_apnoe_tasks ; 1 sec. Apnoe tasks |
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83 call customview_second ; Do every-second tasks for the custom view area |
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84 ; call divemode_check_for_warnings ; Check for any warnings |
| 0 | 85 bra diveloop_loop1x ; Common Tasks |
| 86 | |
| 87 diveloop_loop1x: | |
| 88 ; Common 1sec. tasks for all modes | |
| 131 | 89 rcall timeout_divemode ; dive finished? This routine sets the required flags |
| 90 rcall set_dive_modes ; tests if depth>threshold | |
| 91 rcall set_min_temp ; store min. temp if required | |
| 0 | 92 |
| 93 btfsc store_sample ; store new sample? | |
| 94 call store_dive_data ; Store profile data | |
| 95 | |
| 96 btfss divemode ; Dive finished? | |
| 97 goto ghostwriter_end_dive ; Dive finished! | |
| 98 | |
| 99 btfsc divemode_gaschange ; Gas switch flag set? | |
| 100 rcall gas_switched_common ; Yes | |
| 101 | |
| 102 btfsc toggle_gf ; =1: Toggle GF/aGF | |
| 103 rcall divemodemode_togglegf ; Toggle aGF/GF | |
| 104 | |
| 105 ; btfsc FLAG_ccr_mode ; In CCR mode | |
| 106 ; call TFT_active_gas_divemode ; Update Setpoint every second | |
| 107 | |
| 113 | 108 call compute_ppo2 ; compute mv_sensorX and ppo2_sensorX arrays |
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109 call check_sensors ; Check O2 sensor thresholds for fallback |
| 113 | 110 |
| 0 | 111 bcf onesecupdate ; one seconds update done |
| 112 | |
| 113 diveloop_loop3: | |
| 114 rcall test_switches_divemode ; Check switches in divemode | |
| 115 | |
| 116 global diveloop_loop4 | |
| 117 diveloop_loop4: ; Menu-Exit returns here... | |
| 118 btfsc toggle_customview ; Next view? | |
| 119 call customview_toggle ; Yes, show next customview (and delete this flag) | |
| 120 | |
| 121 btfsc pressure_refresh ; new pressure available? | |
| 122 rcall update_temp_and_or_depth ; Yes, display new depth and clear "pressure_refresh" flag | |
| 123 | |
| 124 btfsc oneminupdate ; one minute tasks | |
| 125 rcall update_divemode60 ; Update clock, etc. | |
| 126 | |
| 127 btfss quarter_second_update | |
| 128 bra diveloop_loop4a | |
| 83 | 129 |
| 0 | 130 bcf quarter_second_update |
| 131 movlw .6 | |
| 132 cpfseq menupos3 ; in compass view? | |
| 133 bra diveloop_loop4a ; No | |
| 134 call TFT_dive_compass_heading ; Yes, update compass heading value | |
| 135 diveloop_loop4a: | |
| 136 btfsc enable_screen_dumps ; =1: Ignore vin_usb, wait for "l" command (Screen dump) | |
| 137 bra diveloop_loop5 | |
| 138 bra diveloop_loop6 | |
| 139 diveloop_loop5: | |
| 140 btfss vusb_in ; USB (still) plugged in? | |
| 141 bcf enable_screen_dumps ; No, clear flag | |
| 142 call rs232_get_byte | |
| 143 btfsc rs232_recieve_overflow | |
| 144 bra diveloop_loop6 | |
| 145 movlw "l" | |
| 146 cpfseq RCREG1 | |
| 147 bra diveloop_loop6 | |
| 148 call TFT_dump_screen ; Dump the screen contents | |
| 149 diveloop_loop6: | |
| 150 | |
| 151 bra diveloop_loop ; Loop the divemode | |
| 152 ;-------------------------------------------------------------------------------------------------------- | |
| 153 | |
| 154 | |
| 155 divemode_apnoe_tasks: ; 1 sec. Apnoe tasks | |
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156 call TFT_display_apnoe_descent ; Yes, Show descent timer |
| 0 | 157 call TFT_max_pressure ; use normal max. depth |
| 158 | |
| 159 btfsc divemode2 ; Time running? | |
| 160 bra divemode_apnoe_tasks2 ; New descent, reset data if flag is set | |
| 161 | |
| 162 rcall apnoe_calc_maxdepth | |
| 163 call TFT_display_apnoe_surface | |
| 164 call TFT_display_apnoe_last_max ; Show last max. depth | |
| 165 incf apnoe_surface_secs,F | |
| 166 movlw d'60' | |
| 167 cpfseq apnoe_surface_secs | |
| 168 bra divemode_apnoe_tasks1 | |
| 169 clrf apnoe_surface_secs | |
| 170 incf apnoe_surface_mins,F | |
| 171 | |
| 172 divemode_apnoe_tasks1: | |
| 173 bcf FLAG_active_descent ; Clear flag | |
| 174 btfsc divemode2 ; Time running? | |
| 175 return ; Yes, return | |
| 176 bsf FLAG_active_descent ; Set Flag | |
| 177 return | |
| 178 | |
| 179 divemode_apnoe_tasks2: | |
| 180 btfss FLAG_active_descent ; Are we descending? | |
| 181 return ; No, We are at the surface | |
| 182 rcall apnoe_calc_maxdepth ; Yes! | |
| 183 call TFT_apnoe_clear_surface ; Clear Surface timer | |
| 184 clrf apnoe_timeout_counter ; Delete timeout | |
| 185 clrf apnoe_surface_secs | |
| 186 clrf apnoe_surface_mins | |
| 187 clrf apnoe_secs | |
| 188 clrf apnoe_mins ; Reset Descent time | |
| 189 movlw .0 | |
| 190 movff WREG,max_pressure+0 | |
| 191 movff WREG,max_pressure+1 ; Reset Max. Depth | |
| 192 bcf FLAG_active_descent ; Clear flag | |
| 193 return | |
| 194 | |
| 195 global apnoe_calc_maxdepth | |
| 196 apnoe_calc_maxdepth: | |
| 197 movff apnoe_max_pressure+0,sub_a+0 | |
| 198 movff apnoe_max_pressure+1,sub_a+1 | |
| 199 movff max_pressure+0,sub_b+0 | |
| 200 movff max_pressure+1,sub_b+1 | |
| 201 call subU16 ; sub_c = sub_a - sub_b | |
| 202 ; apnoe_max_pressure<max_pressure -> neg_flag=1 | |
| 203 ; max_pressure<=apnoe_max_pressure -> neg_flag=0 | |
| 204 btfss neg_flag | |
| 205 return | |
| 206 ;apnoe_max_pressure<max_pressure | |
| 207 movff max_pressure+0,apnoe_max_pressure+0 | |
| 208 movff max_pressure+1,apnoe_max_pressure+1 | |
| 209 return | |
| 210 | |
| 211 | |
| 212 calc_deko_divemode: | |
| 213 btfsc twosecupdate ; two seconds after the last call | |
| 214 bra calc_deko_divemode2 ; Yes, calculate and display deco data ("first second") | |
| 215 | |
| 216 bsf twosecupdate ; No, but next second! | |
| 217 ; Routines used in the "other second" | |
| 218 call calc_average_depth ; calculate average depth | |
| 219 call calc_velocity ; calculate vertical velocity and display if > threshold (every two seconds) | |
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220 call set_reset_safety_stop ; Set flags for safety stop and/or reset safety stop |
| 0 | 221 call TFT_debug_output |
| 222 | |
| 223 btfsc FLAG_apnoe_mode ; Done for Apnoe or Gauge mode | |
| 224 return | |
| 225 btfsc FLAG_gauge_mode ; Done for Apnoe or Gauge mode | |
| 226 return | |
| 227 | |
| 228 ; Calculate CNS | |
| 229 rcall set_actual_ppo2 ; Set char_I_actual_ppO2 | |
| 230 clrf WREG | |
| 231 movff WREG,char_I_step_is_1min ; Make sure to be in 2sec mode. | |
| 232 call deco_calc_CNS_fraction ; calculate CNS | |
| 233 movlb b'00000001' ; rambank 1 selected | |
| 234 | |
| 235 ; Check for a gas change | |
| 236 rcall check_gas_change ; Checks if a better gas should be selected (by user) | |
| 237 | |
| 238 return | |
| 239 | |
| 240 global set_actual_ppo2 | |
| 241 set_actual_ppo2: ; calculate ppO2 in 0.01bar (e.g. 150 = 1.50 bar ppO2) | |
| 111 | 242 btfsc divemode ; in divemode |
| 243 bra set_actual_ppo2_dive ; Yes | |
| 244 ; No, use simulated ambient pressure for char_I_actual_ppO2 | |
| 245 movff char_I_bottom_depth,WREG | |
| 246 mullw .100 | |
| 247 movlw LOW(.1000) | |
| 248 addwf PRODL,W | |
| 249 movwf xA+0 | |
| 250 movlw HIGH(.1000) | |
| 251 addwfc PRODH,W | |
| 252 movwf xA+1 ; P_amb in millibar (1000 = 1.00 bar). | |
| 253 bra set_actual_ppo2_common | |
| 254 set_actual_ppo2_dive: | |
| 0 | 255 SAFE_2BYTE_COPY amb_pressure, xA ; P_amb in millibar (1000 = 1.00 bar). |
| 111 | 256 set_actual_ppo2_common: |
| 113 | 257 movlw d'10' |
| 0 | 258 movwf xB+0 |
| 259 clrf xB+1 | |
| 260 call div16x16 ; xC=p_amb/10 (100 = 1.00 bar). | |
| 261 movff xC+0,xA+0 | |
| 262 movff xC+1,xA+1 | |
| 263 movff char_I_O2_ratio,xB+0 | |
| 264 clrf xB+1 | |
| 265 call mult16x16 ; char_I_O2_ratio * (p_amb/10) | |
| 266 movff xC+0,xA+0 | |
| 267 movff xC+1,xA+1 | |
| 268 movlw d'100' | |
| 269 movwf xB+0 | |
| 270 clrf xB+1 | |
| 271 call div16x16 ; xC=(char_I_O2_ratio * p_amb/10)/100 | |
| 272 | |
| 273 ; Copy ppO2 for CNS calculation | |
| 274 tstfsz xC+1 ; Is ppO2 > 2.55bar ? | |
| 275 setf xC+0 ; yes: bound to 2.55... better than wrap around. | |
| 276 | |
| 277 movff xC+0, char_I_actual_ppO2 ; copy last ppO2 to buffer register | |
| 278 btfsc is_bailout ; In Bailout? | |
| 279 return ; Yes, done. | |
| 280 ; No Bailout, check for ccr mode | |
| 281 btfsc FLAG_ccr_mode ; If FLAG_ccr_mode=1... | |
| 282 movff char_I_const_ppO2, char_I_actual_ppO2 ; ...copy last ppO2 to buffer register | |
| 283 return | |
| 284 | |
| 285 | |
| 286 calc_deko_divemode2: | |
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287 bcf twosecupdate |
| 0 | 288 |
| 289 btfsc FLAG_apnoe_mode ; Done for Apnoe or Gauge mode | |
| 290 return | |
| 291 btfsc FLAG_gauge_mode ; Done for Apnoe or Gauge mode | |
| 292 return | |
| 293 | |
| 294 extern deco_setup_dive | |
| 295 call deco_setup_dive ; Pass all parameters to the C code | |
| 296 | |
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297 bcf setpoint_fallback ; =1: Fallback to SP1 due to external O2 sensor failure |
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298 |
| 0 | 299 TSTOSS opt_ccr_mode ; =0: Fixed SP, =1: Sensor |
| 300 bra calc_deko_divemode2a | |
| 301 rcall divemode_setup_sensor_values ; Setup sensor values | |
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302 movff sensor_setpoint,char_I_const_ppO2; Copy sensor result |
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303 |
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304 TSTOSS opt_sensor_fallback ; =1: Fallback to SP1 when sensor is lost |
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305 bra calc_deko_divemode2a ; Never fallback |
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306 ; Check if we should fallback to SP1 |
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307 btfsc use_02_sensor1 |
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308 bra calc_deko_divemode2a ; At least one sensor is active, no fallback |
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309 btfsc use_02_sensor2 |
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310 bra calc_deko_divemode2a ; At least one sensor is active, no fallback |
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311 btfsc use_02_sensor3 |
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312 bra calc_deko_divemode2a ; At least one sensor is active, no fallback |
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313 ; No sensor in use -> fallback |
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314 movff char_I_setpoint_cbar+0,char_I_const_ppO2 ; Setup fixed Setpoint (Always fallback to SP1), overwrite sensor result |
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315 bsf setpoint_fallback ; =1: Fallback to SP1 due to external O2 sensor failure |
| 0 | 316 |
| 317 calc_deko_divemode2a: | |
| 318 SAFE_2BYTE_COPY amb_pressure,int_I_pres_respiration ; C-code needs the ambient pressure | |
| 319 clrf WREG | |
| 320 movff WREG,char_I_step_is_1min ; Force 2 second deco mode | |
| 321 | |
| 322 clrf TMR5L | |
| 323 clrf TMR5H ; 30,51757813µs/bit in TMR5L:TMR5H | |
| 324 call deco_calc_hauptroutine ; calc_tissue | |
| 325 movlb .1 | |
| 326 | |
| 327 movff char_O_deco_status,WREG ; Is a compute cycle finished ? | |
| 328 iorwf WREG,F | |
| 329 btfss STATUS,Z | |
| 330 return ; Return is status <> 0 | |
| 331 | |
| 332 ; Check if deco stops are necessary ? | |
| 333 movff char_O_first_deco_depth,wait_temp ; copy ceiling to temp register | |
| 334 tstfsz wait_temp ; Ceiling<0m? | |
| 335 bra calc_deko_divemode3 ; Yes! | |
| 336 | |
| 337 btfsc decostop_active ; Already in nodeco mode ? | |
| 338 call TFT_display_ndl_mask ; No, Clear deco data, display nostop time | |
| 339 bcf decostop_active ; clear flag (again) | |
| 340 | |
| 341 ; Copy for profile recording | |
| 342 clrf decodata+0 | |
| 343 movff char_O_nullzeit,decodata+1 ; NDL | |
| 344 | |
| 345 call TFT_display_ndl ; display no deco limit | |
| 346 return | |
| 347 | |
| 348 calc_deko_divemode3: | |
| 349 btfss decostop_active ; Already in deco mode ? | |
| 350 call TFT_display_deko_mask ; No, clear nostop time, display decodata | |
| 351 bsf decostop_active ; Set flag (again) | |
| 352 | |
| 353 ; Copy for profile recording | |
| 354 movff char_O_first_deco_depth,decodata+0 ; ceiling | |
| 355 movff char_O_first_deco_time,decodata+1 ; length of first stop in minues | |
| 356 call TFT_display_deko ; display decodata | |
| 357 call TFT_show_TTS_divemode ; display TTS | |
| 358 | |
| 359 movff char_I_extra_time,WREG | |
| 360 tstfsz WREG ; extra time = 0? | |
| 361 bra calc_deko_divemode4 ; No, compute it | |
| 362 return | |
| 363 | |
| 364 calc_deko_divemode4: | |
| 365 ; Check if extra cycles are needed to compute @5 variant: | |
| 366 decfsz apnoe_mins,F ; Reached count-down ? | |
| 367 return ; No: don't compute yet. | |
| 368 | |
| 369 movlw .6 | |
| 370 movff WREG,char_O_deco_status ; Stole next cycles for @5 variant. | |
| 371 | |
| 372 movlw .2 ; Restart countdown. | |
| 373 movwf apnoe_mins | |
| 374 return ; done. | |
| 375 | |
| 376 ;----------------------------------------------------------------------------- | |
| 377 | |
| 378 divemodemode_togglegf: ; Toggle aGF/GF | |
| 379 bcf toggle_gf ; clear flag | |
| 380 btg use_agf ; Toggle GF | |
| 381 call TFT_gf_mask ; Setup Mask | |
| 382 clrf WREG | |
| 383 movff WREG,char_O_deco_status ; Restart decoplan computation | |
| 384 return | |
| 385 | |
| 386 divemode_setup_sensor_values: | |
| 387 ; sum up sensor values (in xA:2) and active sensors in (xB:2) | |
| 388 clrf xB+0 | |
| 389 clrf xB+1 | |
| 390 clrf xA+0 | |
| 391 clrf xA+1 | |
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392 btfss use_02_sensor1 ; Sensor1 active? |
| 0 | 393 bra divemode_setup_sensor_values2 ; No |
| 394 movf o2_ppo2_sensor1,W | |
| 395 addwf xA+0 | |
| 396 movlw .0 | |
| 397 addwfc xA+1 ; Add into xA:2 | |
| 398 incf xB+0,F ; Add a sensor | |
| 399 divemode_setup_sensor_values2: | |
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400 btfss use_02_sensor2 ; Sensor2 active? |
| 0 | 401 bra divemode_setup_sensor_values3 ; No |
| 402 movf o2_ppo2_sensor2,W | |
| 403 addwf xA+0 | |
| 404 movlw .0 | |
| 405 addwfc xA+1 ; Add into xA:2 | |
| 406 incf xB+0,F ; Add a sensor | |
| 407 divemode_setup_sensor_values3: | |
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408 btfss use_02_sensor3 ; Sensor3 active? |
| 0 | 409 bra divemode_setup_sensor_values4 ; No |
| 410 movf o2_ppo2_sensor3,W | |
| 411 addwf xA+0 | |
| 412 movlw .0 | |
| 413 addwfc xA+1 ; Add into xA:2 | |
| 414 incf xB+0,F ; Add a sensor | |
| 415 divemode_setup_sensor_values4: | |
| 416 call div16x16 ; xA/xB=xC with xA+0 as remainder | |
| 417 movff xC+0,sensor_setpoint ; Copy result | |
| 418 return | |
| 419 | |
| 420 calc_velocity: ; called every two seconds | |
| 421 btfss divemode | |
| 422 bra do_not_display_velocity ; display velocity only in divemode (Not at the surface after dive) | |
| 423 | |
| 424 calc_velocity2: | |
| 425 SAFE_2BYTE_COPY amb_pressure, sub_a | |
| 426 movff last_pressure_velocity+0,sub_b+0 | |
| 427 movff last_pressure_velocity+1,sub_b+1 | |
| 428 movff sub_a+0,last_pressure_velocity+0 ; store old value for velocity | |
| 429 movff sub_a+1,last_pressure_velocity+1 | |
| 430 | |
| 431 call subU16 ; sub_c = amb_pressure - last_pressure | |
| 432 | |
| 433 movff sub_c+0,xA+0 | |
| 434 movff sub_c+1,xA+1 | |
| 435 movlw d'39' ; 77 when called every second.... | |
| 436 movwf xB+0 | |
| 437 clrf xB+1 | |
| 438 call mult16x16 ; differential pressure in mbar*77... | |
| 439 movff xC+0,divA+0 | |
| 440 movff xC+1,divA+1 | |
| 441 movlw d'7' | |
| 442 movwf divB+0 | |
| 443 call div16 ; devided by 2^7 equals velocity in m/min | |
| 444 | |
| 445 movlw d'99' | |
| 446 cpfsgt divA+0 ; limit to 99m/min | |
| 447 bra calc_velocity3 | |
| 448 movwf divA+0 ; divA=99 | |
| 449 | |
| 450 calc_velocity3: | |
| 451 movlw velocity_warning_level_1 ; lowest threshold for display vertical velocity | |
| 452 subwf divA+0,W ; | |
| 453 btfss STATUS,C | |
| 454 bra do_not_display_velocity | |
| 455 | |
| 456 bsf display_velocity | |
| 457 call TFT_display_velocity ; With divA+0 = m/min... | |
| 458 return | |
| 459 | |
| 460 do_not_display_velocity: | |
| 461 btfss display_velocity ; Velocity was not displayed, do not delete | |
| 462 return | |
| 463 bcf display_velocity ; Velocity was displayed, delete velocity now | |
| 464 call TFT_display_velocity_clear | |
| 465 return | |
| 466 | |
| 467 ;============================================================================= | |
| 468 | |
|
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469 set_reset_safety_stop: ; Set flags for safety stop and/or reset safety stop |
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470 TSTOSS opt_enable_safetystop ; =1: A safety stop is shown |
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471 bra delete_safety_stop ; No, don't show safety stop |
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472 |
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473 btfsc decostop_active ; Is a deco stop displayed? |
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474 bra delete_safety_stop ; Yes, don't show safety stop |
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475 ; Below "safety_stop_reset"? Set flag and reset count-down timer |
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476 SAFE_2BYTE_COPY rel_pressure, lo |
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477 call adjust_depth_with_salinity ; computes salinity setting into lo:hi [mbar] |
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478 movff lo,sub_a+0 |
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479 movff hi,sub_a+1 |
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480 movlw LOW safety_stop_reset |
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481 movwf sub_b+0 |
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482 movlw HIGH safety_stop_reset |
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483 movwf sub_b+1 |
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484 call subU16 ; sub_c = sub_a - sub_b |
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485 btfss neg_flag |
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486 bra reset_safety_stop ; Below 10m, reset safety stop |
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487 |
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488 ; Above "safety_stop_end"? Clear flag. |
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489 SAFE_2BYTE_COPY rel_pressure, lo |
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490 call adjust_depth_with_salinity ; computes salinity setting into lo:hi [mbar] |
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491 movff lo,sub_a+0 |
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492 movff hi,sub_a+1 |
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493 movlw LOW safety_stop_end |
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494 movwf sub_b+0 |
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495 movlw HIGH safety_stop_end |
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496 movwf sub_b+1 |
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497 call subU16 ; sub_c = sub_a - sub_b |
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498 btfsc neg_flag |
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499 bra delete_safety_stop ; Above 3m, remove safety stop |
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500 |
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501 ; Above "safety_stop_start"? Activate safety stop |
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502 SAFE_2BYTE_COPY rel_pressure, lo |
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503 call adjust_depth_with_salinity ; computes salinity setting into lo:hi [mbar] |
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504 movff lo,sub_a+0 |
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505 movff hi,sub_a+1 |
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506 movlw LOW safety_stop_start |
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507 movwf sub_b+0 |
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508 movlw HIGH safety_stop_start |
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509 movwf sub_b+1 |
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510 call subU16 ; sub_c = sub_a - sub_b |
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511 btfsc neg_flag |
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512 bra acivate_safety_stop ; Above 5m, activate safety stop |
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513 bra reset_safety_stop2 ; Pause safety stop |
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514 |
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515 acivate_safety_stop: |
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516 tstfsz safety_stop_countdown ; Countdown at zero? |
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517 bsf show_safety_stop ; No, Set flag! |
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518 return |
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519 |
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520 delete_safety_stop: |
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521 clrf safety_stop_countdown ; reset timer |
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522 bra reset_safety_stop2 ; Remove safety stop from display |
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523 |
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524 reset_safety_stop: |
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525 movlw safety_stop_length ;[s] |
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526 movwf safety_stop_countdown ; reset timer |
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527 reset_safety_stop2: |
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528 bcf show_safety_stop ; Clear flag |
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529 btfss safety_stop_active ; Safety stop shown |
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530 return ; No, don't delete it |
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531 bcf safety_stop_active ; Clear flag |
| 131 | 532 call TFT_clear_safety_stop ; Clear safety stop |
|
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533 return |
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534 |
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535 ;============================================================================= |
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536 |
| 0 | 537 timeout_menuview: |
| 538 decfsz timeout_counter3,F ; timeout for menuview | |
| 539 return ; No timeout, return | |
| 540 ; Timeout, clear e.g. "Menu?" | |
| 541 goto menuview_toggle_reset ; "returns" | |
| 542 | |
| 543 timeout_divemode_menu: | |
| 544 decfsz timeout_counter3,F ; timeout for divemode menu | |
| 545 return | |
| 546 | |
| 547 global timeout_divemode_menu2 | |
| 548 timeout_divemode_menu2: ; Called from divemenu_tree.asm | |
| 549 bcf divemode_menu ; Timeout! Clear flag | |
| 550 call TFT_clear_divemode_menu ; Clear menu | |
| 551 call TFT_active_gas_divemode ; Redraw gas/setpoint/diluent | |
| 552 bcf blinking_better_gas ; Clear flag to have temperature updated once | |
| 553 call TFT_temp_divemode ; Displays temperature | |
| 554 | |
| 555 btfss decostop_active ; In deco mode ? | |
| 556 bra timeout_divemode_menu_ndl ; No, show NDL again | |
| 557 ; Show deco | |
| 558 call TFT_display_deko_mask ; clear nostop time, display decodata | |
| 559 call TFT_display_deko | |
| 560 call TFT_show_TTS_divemode | |
| 561 return | |
| 562 timeout_divemode_menu_ndl: ; Show NDL | |
| 563 call TFT_display_ndl_mask ; Clear deco data, display nostop time | |
| 564 call TFT_display_ndl | |
| 565 return | |
| 566 | |
| 567 timeout_divemode: | |
| 568 btfsc divemode_menu ; Divemode menu active? | |
| 569 rcall timeout_divemode_menu ; Yes, check the timeout for it... | |
| 570 | |
| 571 btfsc menuview ; is a menuview shown? | |
| 572 rcall timeout_menuview ; Yes, check the timeout for it... | |
| 573 | |
| 574 btfss realdive ; Dive longer then one minute | |
| 575 return | |
| 576 | |
| 577 btfsc FLAG_apnoe_mode ; In Apnoe mode? | |
|
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578 bra timeout_divemode2 ; Yes, use apnoe_timeout [min] for timeout |
| 0 | 579 |
| 580 ifndef __DEBUG | |
| 581 btfsc simulatormode_active ; In Simulator mode? | |
| 582 bra timeout_divemode3 ; Yes, use simulator timeout | |
| 583 endif | |
| 584 | |
| 585 bcf divemode | |
| 586 incf timeout_counter,F | |
| 587 movlw d'0' | |
| 588 addwfc timeout_counter2,F ; timeout is 15bits | |
| 589 | |
| 590 movlw LOW divemode_timeout | |
| 591 movwf sub_a+0 | |
| 592 movlw HIGH divemode_timeout | |
| 593 movwf sub_a+1 | |
| 594 | |
| 595 movff timeout_counter, sub_b+0 | |
| 596 movff timeout_counter2, sub_b+1 | |
| 597 call subU16 ; sub_c = sub_a - sub_b | |
| 598 btfss neg_flag ; Result negative? | |
| 599 bsf divemode ; No, set flag | |
| 600 return | |
| 601 | |
| 602 timeout_divemode2: | |
| 603 incf timeout_counter,F ; seconds... | |
| 604 movlw d'60' | |
| 605 cpfseq timeout_counter ; timeout_counter=60? | |
| 606 return ; No. | |
| 607 ; One minute timeout done. | |
| 608 clrf timeout_counter | |
| 609 bcf divemode | |
| 610 incf apnoe_timeout_counter,F | |
| 611 movlw apnoe_timeout ; apnoe timeout [min] | |
| 612 cpfseq apnoe_timeout_counter | |
| 613 bsf divemode | |
| 614 return | |
| 615 | |
| 616 timeout_divemode3: | |
| 617 bcf divemode | |
| 618 incf timeout_counter,F | |
| 619 movlw simulator_timeout ; simulator timeout | |
| 620 cpfsgt timeout_counter | |
| 621 bsf divemode | |
| 622 return | |
| 623 | |
| 624 update_temp_and_or_depth: ; New sensor data arrived... | |
| 625 btfsc temp_changed | |
| 626 call TFT_temp_divemode ; Displays temperature | |
| 627 | |
| 628 btfsc pressure_refresh | |
| 629 call TFT_depth ; Displays new depth | |
| 630 | |
| 631 rcall set_max_depth ; update max. depth if required | |
| 632 bcf pressure_refresh ; until new pressure is available | |
| 633 return | |
| 634 | |
| 635 update_divemode60: ; update any minute | |
| 636 call get_battery_voltage ; gets battery voltage | |
| 637 call set_powersafe ; Battery low? | |
| 638 call TFT_max_pressure ; Update max. depth | |
| 639 call customview_minute ; Do every-minute tasks for the custom view area | |
| 640 bcf oneminupdate | |
| 641 | |
| 642 btfss simulatormode_active ; in simulator mode? | |
| 643 return ; No | |
| 644 ; Yes, quite dive mode simulation after 21*256s=89min:36s | |
| 645 movlw .20 | |
| 646 cpfsgt total_divetime_seconds+1 ; Timeout? | |
| 647 return ; No | |
| 648 ifdef __DEBUG | |
| 649 return ; No simulator timeout in debug mode | |
| 650 endif | |
| 651 bra divemode_option1 ; Yes, set to 0m and "return" | |
| 652 | |
| 653 set_max_depth: | |
| 654 movff max_pressure+0,sub_a+0 | |
| 655 movff max_pressure+1,sub_a+1 | |
| 656 SAFE_2BYTE_COPY rel_pressure, sub_b | |
| 657 call subU16 ; sub_c = sub_a - sub_b | |
| 658 ; max_pressure<rel_pressure -> neg_flag=1 | |
| 659 ; rel_pressure<=max_pressure -> neg_flag=0 | |
| 660 btfss neg_flag | |
| 661 return | |
| 662 ; max_pressure<rel_pressure | |
| 663 movff sub_b+0,max_pressure+0 | |
| 664 movff sub_b+1,max_pressure+1 | |
| 665 call TFT_max_pressure ; No, use normal max. depth | |
| 666 return | |
| 667 | |
| 668 set_min_temp: | |
| 669 movff minimum_temperature+0,sub_a+0 | |
| 670 movff minimum_temperature+1,sub_a+1 | |
| 671 SAFE_2BYTE_COPY temperature,sub_b | |
| 672 call sub16 ; sub_c = sub_a - sub_b | |
| 673 ; minimum_temperature<T -> neg_flag=1 | |
| 674 ; T<=minimum_temperature -> neg_flag=0 | |
| 675 btfsc neg_flag | |
| 676 return | |
| 677 ; minimum_temperature>=T | |
| 678 movff sub_b+0,minimum_temperature+0 | |
| 679 movff sub_b+1,minimum_temperature+1 | |
| 680 return | |
| 681 | |
| 682 global set_dive_modes | |
| 683 set_dive_modes: | |
| 684 btfsc high_altitude_mode ; In high altitude (Fly) mode? | |
| 685 bra set_dive_modes3 ; Yes! | |
| 686 | |
| 687 set_dive_modes0: | |
| 688 movlw LOW start_dive_threshold | |
| 689 movwf sub_a+0 ; dive_treshold is in cm | |
| 690 movlw HIGH start_dive_threshold | |
| 691 movwf sub_a+1 ; dive_treshold is in cm | |
| 692 | |
| 693 set_dive_modes1: | |
| 694 SAFE_2BYTE_COPY rel_pressure, sub_b | |
| 695 call subU16 ; sub_c = sub_a - sub_b | |
| 696 | |
| 697 btfss neg_flag | |
| 698 bra set_dive_modes2 ; too shallow (rel_pressure<dive_threshold) | |
| 699 | |
| 700 btfsc realdive ; Dive longer than one minute? | |
| 701 clrf timeout_counter ; Yes, reset timout counter | |
| 702 | |
| 703 set_dive_modes_common: | |
| 704 bsf divemode ; (Re-)Set divemode flag | |
| 705 bsf divemode2 ; displayed divetime is running | |
| 706 return | |
| 707 | |
| 708 set_dive_modes2: | |
| 709 bcf divemode2 ; Stop time | |
| 710 btfss realdive ; dive longer then one minute? | |
| 711 bcf divemode ; no -> this was no real dive | |
| 712 return ; No, return | |
| 713 | |
| 714 | |
| 715 set_dive_modes3: ; High-altitude mode | |
| 716 btfsc realdive ; dive longer then one minute? | |
| 717 bra set_dive_modes0 ; Yes -> this is a real dive -> Use start_dive_threshold or ascend | |
| 718 | |
| 719 movlw HIGH high_altitude_dive_threshold | |
| 720 movwf sub_a+1 | |
| 721 movlw LOW high_altitude_dive_threshold | |
| 722 movwf sub_a+0 | |
| 723 bra set_dive_modes1 | |
| 724 | |
| 725 set_powersafe: | |
| 726 movlw color_code_battery_low+1; [%] | |
| 727 cpfslt batt_percent | |
| 728 return | |
| 729 | |
| 730 movlw d'7' ; Type of Alarm (Battery Low) | |
| 731 movwf AlarmType ; Copy to Alarm Register | |
| 732 bsf event_occured ; Set Event Flag | |
| 733 movlw .0 | |
| 734 movff WREG,opt_brightness ; Set Brightness to ECO | |
| 735 return ; return | |
| 736 | |
| 737 calc_average_depth: | |
| 738 btfsc reset_average_depth ; Reset the Avewrage depth? | |
| 739 rcall reset_average1 ; Reset the resettable average depth | |
| 740 | |
| 741 ; 1. Add new 2xdepth to the Sum of depths registers | |
| 742 SAFE_2BYTE_COPY rel_pressure, xB ; Buffer... | |
| 743 bcf STATUS,C | |
| 744 rlcf xB+0,F | |
| 745 rlcf xB+1,F ; x2 | |
| 746 | |
| 747 movf xB+0,w | |
| 748 addwf average_depth_hold+0,F | |
| 749 movf xB+1,w | |
| 750 addwfc average_depth_hold+1,F | |
| 751 movlw d'0' | |
| 752 addwfc average_depth_hold+2,F | |
| 753 addwfc average_depth_hold+3,F ; Will work up to 9999mbar*60*60*24=863913600mbar | |
| 754 | |
| 755 ; Do the same for the _total registers (Non-Resettable) | |
| 756 movf xB+0,w | |
| 757 addwf average_depth_hold_total+0,F | |
| 758 movf xB+1,w | |
| 759 addwfc average_depth_hold_total+1,F | |
| 760 movlw d'0' | |
| 761 addwfc average_depth_hold_total+2,F | |
| 762 addwfc average_depth_hold_total+3,F ; Will work up to 9999mbar*60*60*24=863913600mbar | |
| 763 | |
| 764 ; 2. Compute Average Depth on base of average_divesecs:2 | |
| 765 movff average_divesecs+0,xB+0 | |
| 766 movff average_divesecs+1,xB+1 ; Copy | |
| 767 movff average_depth_hold+0,xC+0 | |
| 768 movff average_depth_hold+1,xC+1 | |
| 769 movff average_depth_hold+2,xC+2 | |
| 770 movff average_depth_hold+3,xC+3 | |
| 771 | |
| 772 call div32x16 ; xC:4 / xB:2 = xC+3:xC+2 with xC+1:xC+0 as remainder | |
| 773 movff xC+0,avr_rel_pressure+0 | |
| 774 movff xC+1,avr_rel_pressure+1 | |
| 775 | |
|
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BUGFIX: No average depth for end-of-dive portion (<1m)
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changeset
|
776 btfss divemode2 ; displayed divetime is running? |
|
c34516c99ca8
BUGFIX: No average depth for end-of-dive portion (<1m)
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changeset
|
777 return ; No (e.g. too shallow) |
|
c34516c99ca8
BUGFIX: No average depth for end-of-dive portion (<1m)
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changeset
|
778 |
| 0 | 779 ; 3. Compute Total Average Depth on base of total_divetime_seconds:2 |
| 780 movff total_divetime_seconds+0,xB+0 | |
| 781 movff total_divetime_seconds+1,xB+1 ; Copy | |
| 782 movff average_depth_hold_total+0,xC+0 | |
| 783 movff average_depth_hold_total+1,xC+1 | |
| 784 movff average_depth_hold_total+2,xC+2 | |
| 785 movff average_depth_hold_total+3,xC+3 | |
| 786 call div32x16 ; xC:4 / xB:2 = xC+3:xC+2 with xC+1:xC+0 as remainder | |
| 787 movff xC+0,avr_rel_pressure_total+0 | |
| 788 movff xC+1,avr_rel_pressure_total+1 | |
| 789 | |
| 790 return | |
| 791 | |
| 792 reset_average1: | |
| 793 clrf average_depth_hold+0 | |
| 794 clrf average_depth_hold+1 | |
| 795 clrf average_depth_hold+2 | |
| 796 clrf average_depth_hold+3 ; Clear average depth register | |
| 797 movlw d'2' | |
| 798 movwf average_divesecs+0 | |
| 799 clrf average_divesecs+1 | |
| 800 bcf reset_average_depth ; Clear flag | |
| 801 return | |
| 802 | |
| 803 test_switches_divemode: ; checks switches in divemode | |
| 804 btfsc divemode_menu ; Divemode menu shown? | |
| 805 bra test_switches_divemode_menu ; Yes, use menu processor | |
| 806 btfsc switch_left | |
| 807 bra test_switches_divemode2 ; Enter button pressed, check if we need to do something | |
| 808 btfss switch_right | |
| 809 return ; No button press | |
| 810 tstfsz menupos2 ; any option shown? | |
| 811 bra test_switches_divemode1 ; Yes, do option tasks | |
| 812 bsf toggle_customview ; No, toggle custom view | |
| 813 return | |
| 814 | |
| 815 test_switches_divemode_menu: | |
| 816 btfsc switch_left | |
| 817 bra test_switches_divemode_menu2 ; Move cursor | |
| 818 btfsc switch_right | |
| 819 bra test_switches_divemode_menu3 ; Enter submenu or do something | |
| 820 return ; No button press | |
| 821 | |
| 822 test_switches_divemode_menu1: | |
| 823 clrf menupos | |
| 824 test_switches_divemode_menu2: | |
| 825 incf menupos,F | |
| 826 incf menupos4,W ; menupos4+1 -> WREG | |
| 827 cpfslt menupos ; >menupos4 (Set in menu_processor.asm)? | |
| 828 bra test_switches_divemode_menu1; > Yes, set to 1 | |
| 829 call TFT_divemode_menu_cursor ; Update the cursor | |
| 830 bcf switch_left | |
| 831 movlw divemode_menu_timeout ; Reload timeout | |
| 832 movwf timeout_counter3 ; timeout for divemode menu | |
| 833 return | |
| 834 | |
| 835 test_switches_divemode_menu3: ; Enter submenu or do something | |
| 836 bcf switch_right | |
| 837 ; decf menupos,F ; menu_processor needs 0-5... | |
| 838 extern do_line_menu | |
| 839 goto do_line_menu ; Warning! Trashes STKPTR and returns to diveloop_loop4: | |
| 840 | |
| 841 test_switches_divemode1: | |
| 842 bcf switch_right | |
| 843 movlw divemode_menuview_timeout | |
| 844 movwf timeout_counter3 ; Reload timeout | |
| 845 movff menupos2,WREG ; Menupos3 holds number of customview/divemode menu function | |
| 846 dcfsnz WREG,F | |
| 137 | 847 bra divemode_option_gaschange ; Switch to the indicated "better gas" |
| 848 dcfsnz WREG,F | |
| 0 | 849 bra divemode_option0 ; Start/Setup Divemode menu |
| 850 dcfsnz WREG,F | |
| 851 bra divemode_option1 ; Quit Simulation? | |
| 852 dcfsnz WREG,F | |
| 853 bra divemode_option2 ; Descent 1m | |
| 854 dcfsnz WREG,F | |
| 855 bra divemode_option3 ; Ascend 1m | |
| 856 dcfsnz WREG,F | |
| 857 bra divemode_option4 ; Quit Apnoe mode | |
| 858 dcfsnz WREG,F | |
| 859 bra divemode_option5 ; Reset Stopwatch (In Gauge mode) | |
| 860 return | |
| 861 | |
| 862 test_switches_divemode2: | |
| 863 bcf switch_left | |
| 864 call menuview_toggle ; Menu or Simulator tasks | |
| 865 return | |
| 866 | |
| 867 gas_switched_common: | |
|
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changeset
|
868 bcf divemode_gaschange ; Clear flag |
|
87cc1adfe4da
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changeset
|
869 |
| 0 | 870 decf menupos,W ; 1-5 -> 0-4 |
| 871 btfss FLAG_ccr_mode ; Choose OC Gases | |
| 872 rcall setup_gas_registers ; With WREG=Gas 0-4 | |
| 873 btfsc FLAG_ccr_mode ; Choose CC Diluents | |
| 874 rcall setup_dil_registers ; With WREG=Gas 0-4 | |
| 875 | |
| 876 decf menupos,W ; 1-5 -> 0-4 | |
| 877 btfsc is_bailout ; Choose OC Bailouts (OC Gases) | |
| 878 rcall setup_gas_registers ; With WREG=Gas 0-4 | |
| 879 | |
| 880 call TFT_active_gas_divemode ; Display gas/Setpoint | |
| 881 clrf WREG | |
| 882 movff WREG,char_O_deco_status ; Restart decoplan computation | |
| 98 | 883 |
| 884 ; Set flags for profile recording | |
| 885 bsf event_occured ; Set global event byte | |
| 886 btfsc is_bailout ; Choose OC Bailouts (OC Gases) | |
| 887 bsf bailoutgas_event ; Bailout gas change | |
| 888 btfss is_bailout ; Choose OC Bailouts (OC Gases) | |
| 889 bsf stored_gas_changed ; OC gas change | |
| 0 | 890 return |
| 891 | |
| 892 global setup_gas_registers | |
| 893 setup_gas_registers: ; With WREG=Gas 0-4 | |
| 894 lfsr FSR1,opt_gas_O2_ratio+0 | |
| 895 movff PLUSW1,char_I_O2_ratio ; O2 (For ppO2 calculations) | |
| 896 lfsr FSR1,opt_gas_He_ratio+0 | |
| 897 movff PLUSW1,char_I_He_ratio ; He | |
| 898 incf WREG,W ; Gas# 1-5 | |
| 899 movff WREG,char_I_current_gas ; Set gas | |
| 900 movff WREG,active_gas ; Set for logbook and display | |
| 901 banksel char_I_O2_ratio | |
| 902 movf char_I_O2_ratio,W ; Add O2... | |
| 903 addwf char_I_He_ratio,W ; ...and He... | |
| 904 sublw .100 ; ...subtract both from 100 | |
| 905 movwf char_I_N2_ratio ; -> N2! | |
| 906 banksel common | |
| 907 return | |
| 908 | |
| 909 global setup_dil_registers | |
| 910 setup_dil_registers: ; With WREG=dil 0-4 | |
|
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CHANGE: Always compute bailout plan based on all active gases
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parents:
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diff
changeset
|
911 btfsc is_bailout |
|
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CHANGE: Always compute bailout plan based on all active gases
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parents:
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diff
changeset
|
912 return ; Ignore in bailout |
| 0 | 913 lfsr FSR1,opt_dil_O2_ratio+0 |
| 914 movff PLUSW1,char_I_O2_ratio ; O2 (For ppO2 calculations) | |
| 915 lfsr FSR1,opt_dil_He_ratio+0 | |
| 916 movff PLUSW1,char_I_He_ratio ; He | |
| 917 incf WREG,W ; Gas# 1-5 | |
| 918 movff WREG,char_I_current_gas ; Set gas | |
| 919 movff WREG,active_gas ; Set for logbook and display | |
|
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diff
changeset
|
920 movff WREG,active_diluent ; As a backup when switching back from Bailout to CCR |
| 0 | 921 banksel char_I_O2_ratio |
| 922 movf char_I_O2_ratio,W ; Add O2... | |
| 923 addwf char_I_He_ratio,W ; ...and He... | |
| 924 sublw .100 ; ...subtract both from 100 | |
| 925 movwf char_I_N2_ratio ; -> N2! | |
| 926 banksel common | |
| 927 return | |
| 928 | |
| 137 | 929 divemode_option_gaschange: ; Switch to the better gas |
| 930 movff better_gas_number,menupos; 1-5 | |
| 931 bsf divemode_gaschange ; Change the gas in the dive mode loop... | |
| 932 call menuview_toggle_reset ; Reset to zero (Zero=no menuview) | |
|
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minor: some extra protection against wrong gas selection
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changeset
|
933 bcf better_gas_available ; Clear flag immediately |
| 137 | 934 return |
| 935 | |
| 0 | 936 divemode_option0: ; Start/Setup Divemode menu |
| 937 call TFT_clear_divemode_menu ; Clear menu area | |
| 938 bcf menuview | |
| 939 extern do_main_divemenu | |
| 940 call do_main_divemenu | |
| 941 global divemode_option0_return | |
| 942 divemode_option0_return: | |
| 943 ; movlw .1 | |
| 944 ; movwf menupos ; Set to first option in divemode menu | |
| 945 call TFT_divemode_menu_cursor; Show the cursor | |
| 946 movlw divemode_menu_timeout | |
| 947 movwf timeout_counter3 ; timeout for divemode menu | |
| 948 bsf divemode_menu ; Set flag | |
| 949 clrf menupos2 ; Clear option counter | |
| 950 bra diveloop_loop4 ; Goto back to diveloop (Menuprocessor trashes STKPTR!) | |
| 951 | |
| 952 divemode_option4: | |
| 953 movlw d'58' ; two seconds left | |
| 954 movwf timeout_counter | |
| 955 movlw apnoe_timeout-1 ; apnoe timeout [min] | |
| 956 movwf apnoe_timeout_counter | |
| 957 btfss simulatormode_active ; in simulator mode? | |
| 958 return ; No | |
| 959 divemode_option1: ; Quit simulation mode | |
| 960 banksel isr_backup | |
| 961 movlw low .1000 | |
| 962 movwf sim_pressure+0 | |
| 963 movlw high .1000 | |
| 964 movwf sim_pressure+1 ; Set to 0m -> End of Dive | |
| 965 banksel common | |
| 966 call menuview_toggle_reset ; Reset to zero (Zero=no menuview) | |
| 967 | |
| 968 btfss FLAG_apnoe_mode ; In Apnoe mode? | |
| 969 return ; No | |
| 970 movlw d'58' ; two seconds left | |
| 971 movwf timeout_counter | |
| 972 movlw apnoe_timeout-1 ; apnoe timeout [min] | |
| 973 movwf apnoe_timeout_counter | |
| 974 return | |
| 975 | |
| 976 divemode_option3: ; minus 1m | |
| 977 banksel isr_backup | |
| 978 movlw d'100' | |
| 979 subwf sim_pressure+0 | |
| 980 movlw .0 | |
| 981 subwfb sim_pressure+1 | |
| 982 rcall divemode_simulator_check_limits | |
| 983 banksel common | |
| 984 return | |
| 985 | |
| 986 divemode_option2: ; plus 1m | |
| 987 banksel isr_backup | |
| 988 movlw d'100' | |
| 989 addwf sim_pressure+0 | |
| 990 movlw .0 | |
| 991 addwfc sim_pressure+1 | |
| 992 rcall divemode_simulator_check_limits | |
| 993 banksel common | |
| 994 return | |
| 995 | |
| 996 divemode_option5: | |
| 997 call menuview_toggle_reset ; Reset to zero (Zero=no menuview) | |
| 998 bsf reset_average_depth ; Set Flag | |
| 999 return | |
| 1000 | |
| 1001 divemode_simulator_check_limits: | |
| 1002 ; Check limits (150m and 0m) | |
| 1003 movlw LOW d'16000' ; Compare to 16bar=16000mbar (150m). | |
| 1004 subwf sim_pressure+0,W | |
| 1005 movlw HIGH d'16000' | |
| 1006 subwfb sim_pressure+1,W | |
| 1007 bnc divemode_simulator_check_limits2 ; No-carry = borrow = not deeper | |
| 1008 | |
| 1009 ; Too deep, limit to 150m | |
| 1010 movlw LOW d'16000' | |
| 1011 movwf sim_pressure+0 | |
| 1012 movlw HIGH d'16000' | |
| 1013 movwf sim_pressure+1 | |
| 1014 return | |
| 1015 divemode_simulator_check_limits2: | |
| 1016 movlw LOW d'1000' ; Compare to 1bar == 0m == 1000 mbar. | |
| 1017 subwf sim_pressure+0,W | |
| 1018 movlw HIGH d'1000' | |
| 1019 subwfb sim_pressure+1,W | |
| 1020 btfsc STATUS,C ; No-carry = borrow = not deeper. | |
| 1021 return ; Deeper than 0m == Ok. | |
| 1022 ; Too shallow, limit to 0m | |
| 1023 movlw LOW d'1000' | |
| 1024 movwf sim_pressure+0 | |
| 1025 movlw HIGH d'1000' | |
| 1026 movwf sim_pressure+1 | |
| 1027 return | |
| 1028 | |
| 1029 ;============================================================================= | |
| 1030 ; Compare all enabled gas in list, to see if a better one is available. | |
| 1031 ; | |
| 1032 ; Output: better_gas_available, better_gas_number | |
| 1033 ; | |
| 1034 check_gas_change: ; Checks if a better gas should be selected (by user) | |
| 1035 bcf better_gas_available ;=1: A better gas is available and a gas change is advised in divemode | |
| 1036 clrf better_gas_number ; Clear better gas register | |
| 1037 | |
| 1038 SAFE_2BYTE_COPY rel_pressure,xA | |
| 1039 movlw d'100' | |
| 1040 movwf xB+0 | |
| 1041 clrf xB+1 | |
| 1042 call div16x16 ; compute depth in full m -> result in xC+0 | |
| 1043 | |
| 1044 btfss FLAG_ccr_mode ; In CCR mode... | |
| 1045 bra check_gas_change_OC_bail; No, check for OC or bailout | |
| 1046 btfsc is_bailout ; Bailout? | |
| 1047 bra check_gas_change_OC_bail; Yes, check for OC or bailout | |
| 1048 | |
| 1049 ; Check Diluents | |
| 1050 movlw .0 | |
| 1051 rcall check_dil_common ; With Gas 0-4 in WREG | |
| 1052 movlw .1 | |
| 1053 rcall check_dil_common ; With Gas 0-4 in WREG | |
| 1054 movlw .2 | |
| 1055 rcall check_dil_common ; With Gas 0-4 in WREG | |
| 1056 movlw .3 | |
| 1057 rcall check_dil_common ; With Gas 0-4 in WREG | |
| 1058 movlw .4 | |
| 1059 rcall check_dil_common ; With Gas 0-4 in WREG | |
| 1060 bra check_gas_change_exit | |
| 1061 | |
| 1062 check_gas_change_OC_bail: | |
| 1063 movlw .0 | |
| 1064 rcall check_gas_common ; With Gas 0-4 in WREG | |
| 1065 movlw .1 | |
| 1066 rcall check_gas_common ; With Gas 0-4 in WREG | |
| 1067 movlw .2 | |
| 1068 rcall check_gas_common ; With Gas 0-4 in WREG | |
| 1069 movlw .3 | |
| 1070 rcall check_gas_common ; With Gas 0-4 in WREG | |
| 1071 movlw .4 | |
| 1072 rcall check_gas_common ; With Gas 0-4 in WREG | |
| 1073 ; bra check_gas_change_exit | |
| 1074 check_gas_change_exit: | |
| 1075 btfss better_gas_available ; Is a better gas available | |
| 1076 bcf blinking_better_gas ; No, Clear blinking flag | |
| 1077 btfss better_gas_available ; Is a better gas available | |
| 1078 clrf better_gas_number ; No, Clear better_gas_number (For gaslist display) | |
| 1079 call TFT_active_gas_divemode ; Display gas/Setpoint | |
| 1080 return | |
| 1081 | |
| 1082 check_gas_common: ; With Gas 0-4 in WREG | |
| 1083 btfsc better_gas_available ; Better Gas already found? | |
| 1084 return ; Yes, return | |
| 1085 lfsr FSR1,opt_gas_type ; 0=Disabled, 1=First, 2=Travel, 3=Deco | |
| 1086 btfss PLUSW1,0 ; Test for Bit0 and 1 -> type=3 -> Deco | |
| 1087 return ; No | |
| 1088 btfss PLUSW1,1 ; Test for Bit0 and 1 -> type=3 -> Deco | |
| 1089 return ; No | |
| 1090 incf WREG,W ; 1-5 | |
| 1091 cpfseq active_gas ; is this gas currently selected? | |
| 1092 bra check_gas_common2 ; No | |
| 1093 return ; Yes, skip test for active gas | |
| 1094 check_gas_common2: | |
| 1095 decf WREG,W ; 0-4 | |
| 1096 movwf hi ; Save tested gas 0-4 | |
|
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parents:
89
diff
changeset
|
1097 lfsr FSR1,opt_OC_bail_gas_change |
| 0 | 1098 movff PLUSW1,lo ; Change depth into lo |
| 1099 movlw minimum_change_depth | |
| 1100 cpfsgt lo ; Change depth>minimum_change_depth? | |
| 1101 return ; No, Change depth not deep enough, skip! | |
| 1102 movf xC+0,W ; load depth in m into WREG | |
| 1103 cpfsgt lo ; gas_change_depth < current depth? | |
| 69 | 1104 bra check_gas_common3 ; No, check if we are within the better_gas_window_pos window |
| 1105 incf hi,W ; 1-5 | |
| 1106 movwf better_gas_number ; number (1-5) of the "better gas" in divemode, =0: no better gas available | |
| 1107 movlw better_gas_window_neg | |
| 1108 subwf lo,W ; Change depth-better_gas_window_neg | |
| 1109 cpfslt xC+0 ; current depth<Change depth-better_gas_window_neg? | |
| 1110 bsf better_gas_available ;=1: A better gas is available and a gas change is advised in divemode | |
| 1111 return | |
| 1112 | |
| 1113 check_gas_common3: | |
| 0 | 1114 incf hi,W ; 1-5 |
| 1115 movwf better_gas_number ; number (1-5) of the "better gas" in divemode, =0: no better gas available | |
| 69 | 1116 movlw better_gas_window_pos |
| 1117 addwf lo,W ; Change depth+better_gas_window_pos | |
| 1118 cpfsgt xC+0 ; current depth>Change depth+better_gas_window_pos? | |
| 1119 bra check_gas_common4 ; Ok, now check the better gas ppO2<opt_ppO2_max | |
| 1120 return | |
| 1121 | |
| 1122 check_gas_common4: | |
| 1123 movf hi,W ; 0-4 | |
| 1124 lfsr FSR1,char_I_deco_N2_ratio | |
| 1125 movff PLUSW1,lo ; N2 ratio into lo | |
| 1126 lfsr FSR1,char_I_deco_He_ratio | |
| 1127 movff PLUSW1,xB+0 ; He ratio into xB+0 | |
| 1128 movf xB+0,W | |
| 1129 addwf lo,F | |
| 1130 movlw .101 | |
| 1131 bcf STATUS,C | |
| 1132 subfwb lo,F ; O2 ratio in lo | |
| 1133 | |
| 1134 SAFE_2BYTE_COPY amb_pressure, xA | |
| 1135 movlw d'10' | |
| 1136 movwf xB+0 | |
| 1137 clrf xB+1 | |
| 1138 call div16x16 ; xC=p_amb/10 | |
| 1139 movff xC+0,xA+0 | |
| 1140 movff xC+1,xA+1 | |
| 1141 movff lo,xB+0 ; =O2 ratio | |
| 1142 clrf xB+1 | |
| 1143 call mult16x16 ; lo * p_amb/10 | |
| 1144 | |
| 1145 ; Check very high ppO2 manually | |
| 1146 tstfsz xC+2 ; char_I_O2_ratio * p_amb/10 > 65536, ppO2>6,55bar? | |
| 1147 return ; Done. | |
| 1148 ; Check if ppO2>3,30bar | |
| 1149 btfsc xC+1,7 | |
| 1150 return ; Done. | |
| 1151 | |
| 1152 ; ; Check for low ppo2 | |
| 1153 ; movff xC+0,sub_b+0 | |
| 1154 ; movff xC+1,sub_b+1 | |
| 1155 ; movff opt_ppO2_min,WREG | |
| 1156 ; mullw d'100' ; opt_ppO2_min*100 | |
| 1157 ; movff PRODL,sub_a+0 | |
| 1158 ; movff PRODH,sub_a+1 | |
| 1159 ; call subU16 | |
| 1160 ; btfss neg_flag | |
| 1161 ; return ; Done (Too low). | |
| 1162 | |
| 1163 ;check if we are within our warning thresholds! | |
| 1164 movff xC+0,sub_b+0 | |
| 1165 movff xC+1,sub_b+1 | |
| 1166 movff opt_ppO2_max,WREG ; PPO2 Max for MOD calculation and color coding in divemode | |
| 1167 addlw .1 ; e.g. >1.60 | |
| 1168 mullw d'100' ; opt_ppO2_max*100 | |
| 1169 movff PRODL,sub_a+0 | |
| 1170 movff PRODH,sub_a+1 | |
| 1171 call subU16 | |
| 1172 btfss neg_flag | |
| 0 | 1173 bsf better_gas_available ;=1: A better gas is available and a gas change is advised in divemode |
| 69 | 1174 return ; Done. |
| 0 | 1175 |
| 1176 check_dil_common: ; With Dil 0-4 in WREG | |
| 1177 btfsc better_gas_available ; Better Diluent already found? | |
| 1178 return ; Yes, return | |
| 1179 lfsr FSR1,opt_dil_type ; 0=Disabled, 1=First, 2=Normal | |
| 1180 tstfsz PLUSW1 ; =0? | |
| 1181 bra check_dil_common1 ; No | |
| 1182 return ; Yes, skip inactive diluents for test | |
| 1183 check_dil_common1: | |
| 1184 incf WREG,W ; 1-5 | |
| 1185 cpfseq active_gas ; is this diluent currently selected? | |
| 1186 bra check_dil_common2 ; No | |
| 1187 return ; Yes, skip test for active diluent | |
| 1188 check_dil_common2: | |
| 1189 decf WREG,W ; 0-4 | |
| 1190 movwf hi ; Save tested diluent 0-4 | |
| 1191 lfsr FSR1,char_I_dil_change | |
| 1192 movff PLUSW1,lo ; Change depth into lo | |
| 1193 movlw minimum_change_depth | |
| 1194 cpfsgt lo ; Change depth>minimum_change_depth? | |
| 1195 return ; No, Change depth not deep enough, skip! | |
| 1196 movf xC+0,W ; load depth in m into WREG | |
| 1197 cpfsgt lo ; gas_change_depth < current depth? | |
| 1198 return ; No, check next gas | |
| 1199 incf hi,W ; 1-5 | |
| 1200 addlw .5 ; 6-10 | |
| 1201 movwf better_gas_number ; number (1-5) of the "better gas" in divemode, =0: no better gas available | |
| 69 | 1202 movlw better_gas_window_neg |
| 1203 subwf lo,W ; Change depth-better_gas_window_neg | |
| 1204 cpfslt xC+0 ; current depth<Change depth-better_gas_window_neg? | |
| 0 | 1205 bsf better_gas_available ;=1: A better gas is available and a gas change is advised in divemode |
| 1206 return | |
| 1207 | |
| 1208 ;============================================================================= | |
| 1209 ; Setup everything to enter divemode. | |
| 1210 ; | |
| 1211 | |
| 1212 dive_boot_oc: | |
| 1213 extern get_first_gas_to_WREG | |
| 1214 call get_first_gas_to_WREG ; Gets first gas (0-4) into WREG | |
| 1215 movff WREG,char_I_first_gas ; Copy for compatibility | |
| 1216 movff WREG,active_gas ; Set for logbook and display | |
| 1217 rcall setup_gas_registers ; With WREG=Gas 0-4 | |
| 1218 return | |
| 1219 | |
| 1220 dive_boot_cc: | |
| 1221 rcall divemode_setup_sensor_values ; setup sensor values | |
| 1222 TSTOSS opt_ccr_mode ; =0: Fixed SP, =1: Sensor | |
| 1223 movff char_I_setpoint_cbar+0,char_I_const_ppO2 ; Setup fixed Setpoint (Always start with SP1) | |
| 1224 extern get_first_dil_to_WREG | |
| 1225 call get_first_dil_to_WREG ; Gets first gas (0-4) into WREG | |
| 1226 movff WREG,char_I_first_gas ; Copy for compatibility | |
| 1227 movff WREG,active_gas ; Set for logbook and display | |
| 1228 rcall setup_dil_registers ; With WREG=Gas 0-4 | |
| 1229 return | |
| 1230 | |
| 1231 diveloop_boot: | |
| 1232 call restart_set_modes_and_flags | |
| 1233 | |
| 1234 call I2C_sleep_accelerometer ; Stop accelerometer | |
| 1235 call I2C_sleep_compass ; Stop compass | |
| 1236 | |
| 1237 clrf WREG | |
| 1238 movff WREG,max_pressure+0 ; clear some variables | |
| 1239 movff WREG,max_pressure+1 | |
| 1240 | |
| 1241 bcf use_agf ; Start with normal GF set | |
| 1242 bcf divemode_menu ; clear divemode menu flag | |
| 1243 movlw d'1' | |
| 1244 movwf apnoe_max_pressure+0 | |
| 1245 clrf apnoe_max_pressure+1 | |
| 1246 clrf apnoe_surface_mins | |
| 1247 clrf apnoe_surface_secs | |
| 1248 clrf apnoe_mins | |
| 1249 clrf divemins+0 | |
| 1250 clrf divemins+1 | |
| 1251 bcf no_more_divesecs ; =1: Do no longer show seconds in divemode | |
| 1252 bcf divemode_menu_active | |
| 1253 clrf menupos | |
| 1254 clrf menupos2 ; Reset to zero (Zero=no premenu or simulator task) | |
| 1255 | |
| 1256 bcf is_bailout ; =1: Bailout | |
| 1257 btfss FLAG_ccr_mode | |
| 1258 rcall dive_boot_oc | |
| 1259 btfsc FLAG_ccr_mode | |
| 1260 rcall dive_boot_cc | |
| 1261 | |
| 1262 bcf better_gas_available ;=1: A better gas is available and a gas change is advised in divemode | |
| 1263 clrf better_gas_number ; Clear better gas register | |
| 1264 | |
|
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1265 bcf show_safety_stop ;=1: Show the safety stop |
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1266 clrf safety_stop_countdown ; Clear count-down |
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1267 |
| 0 | 1268 clrf samplesecs |
| 1269 clrf apnoe_timeout_counter ; timeout in minutes | |
| 1270 clrf timeout_counter ; takes care of the timeout (Low byte) | |
| 1271 clrf timeout_counter2 ; takes care of the timeout (High byte) | |
| 1272 clrf AlarmType ; Clear all alarms | |
| 1273 bcf event_occured ; clear flag | |
| 98 | 1274 bcf event2_occured ; clear flag |
| 0 | 1275 clrf total_divetime_seconds+1 |
| 1276 clrf average_depth_hold_total+0 | |
| 1277 clrf average_depth_hold_total+1 | |
| 1278 clrf average_depth_hold_total+2 | |
| 1279 clrf average_depth_hold_total+3 ; Clear Non-Resettable Average | |
| 1280 rcall reset_average1 ; Reset the resettable average depth | |
| 1281 bcf decostop_active | |
| 1282 bcf better_gas_available ;=1: A better gas is available and a gas change is advised in divemode | |
| 1283 call ghostwriter_short_header ; Write short header with divenumber into profile memory | |
| 1284 | |
| 1285 btfsc simulatormode_active | |
| 1286 bra diveloop_boot_1 | |
| 1287 ; Normal mode = Surface pressure is the pressure 30mn before dive. | |
| 1288 SAFE_2BYTE_COPY last_surfpressure_30min, int_I_pres_surface ;copy surfacepressure to deco routine | |
| 1289 SAFE_2BYTE_COPY last_surfpressure_30min, last_surfpressure ;copy surfacepressure to last_surfpressure for correct depth | |
| 1290 bra diveloop_boot_2 | |
| 1291 | |
| 1292 diveloop_boot_1: | |
| 1293 ; Simulator mode: Surface pressure is 1bar. | |
| 1294 movlw LOW .1000 | |
| 1295 movff WREG,int_I_pres_surface+0 ; LOW copy surfacepressure to deco routine | |
| 1296 movlw HIGH .1000 | |
| 1297 movff WREG,int_I_pres_surface+1 ; HIGH copy surfacepressure to deco routine | |
| 1298 | |
| 1299 diveloop_boot_2: | |
| 1300 SAFE_2BYTE_COPY temperature,minimum_temperature ; Reset Min-Temp registers | |
| 1301 | |
| 1302 ; Init profile recording parameters | |
|
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1303 movff samplingrate,samplesecs_value ; to avoid EEPROM access in the ISR |
| 0 | 1304 movlw div_temperature |
| 1305 movwf divisor_temperature ; load divisors for profile storage | |
| 1306 movlw div_deco | |
| 1307 movwf divisor_deco | |
| 1308 movlw div_gf | |
| 1309 movwf divisor_gf | |
| 1310 movlw div_ppo2_sensors | |
| 1311 movwf divisor_ppo2_sensors | |
| 1312 movlw div_decoplan | |
| 1313 movwf divisor_decoplan | |
| 1314 movlw div_cns | |
| 1315 movwf divisor_cns | |
| 1316 movlw div_tank | |
| 1317 movwf divisor_tank | |
| 1318 | |
| 1319 btfss FLAG_apnoe_mode ; In Apnoe mode? | |
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1320 bra divemode_boot1 |
| 0 | 1321 ; Overwrite some parameters in Apnoe mode.... |
| 1322 movlw samplingrate_apnoe | |
| 1323 movwf samplesecs_value ; to avoid EEPROM access in the ISR | |
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1324 divemode_boot1: |
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1325 btfsc FLAG_ccr_mode ; =1: CCR mode (Fixed ppO2 or Sensor) active |
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1326 bra divemode_boot2 |
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1327 ; in OC Mode, disable ppO2 logging |
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1328 movlw .0 |
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1329 movwf divisor_ppo2_sensors |
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1330 divemode_boot2: |
| 0 | 1331 |
| 1332 bcf LEDg | |
| 1333 bcf LEDr | |
| 1334 bcf realdive | |
| 1335 btfss simulatormode_active ; do not disable in simulator mode! | |
| 1336 call disable_rs232 ; Disable RS232 | |
| 1337 btfsc enable_screen_dumps ; =1: Ignore vin_usb, wait for "l" command (Screen dump) | |
| 1338 call enable_rs232 ; Also sets to speed_normal ... | |
|
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1339 ; Reset divetime seconds |
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1340 movlw .2 ; Start at 2seconds |
| 0 | 1341 movwf total_divetime_seconds+0 |
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1342 movwf divesecs |
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1343 movwf apnoe_secs |
| 0 | 1344 bsf divemode2 ; displayed divetime is running (Divetime starts HERE) |
| 1345 | |
| 1346 movff int_O_CNS_fraction+0,CNS_start+0 | |
| 1347 movff int_O_CNS_fraction+1,CNS_start+1 ; Save CNS value at beginning of dive | |
| 1348 movff char_O_relative_gradient_GF,GF_start ; Save GF value at beginning of dive | |
| 1349 return ; Done with divemode boot | |
| 1350 | |
| 1351 divemode_check_for_warnings: | |
| 131 | 1352 movlw .2 |
| 1353 cpfsgt warning_counter ; only two warnings active? | |
| 1354 bra divemode_check_for_warnings1 ; Yes, update every second | |
| 1355 | |
| 1356 btfss secs,0 ; Every two seconds... | |
| 1357 return | |
| 1358 btfss secs,1 ; Every four seconds... | |
| 0 | 1359 return |
| 1360 | |
| 131 | 1361 divemode_check_for_warnings1: |
| 0 | 1362 movf warning_counter_backup,W |
| 1363 cpfseq warning_counter ; warning_counter_backup = warning_counter? | |
| 1364 call TFT_clear_warning_text ; No, clear all warnings | |
| 1365 movff warning_counter,warning_counter_backup ; copy warning_counter | |
| 1366 | |
| 1367 bcf warning_active ; Clear flag | |
| 1368 clrf warning_counter ; Clear counter | |
| 1369 | |
| 1370 ; Warnings for all modes | |
| 1371 call check_warn_battery ; Check if the battery level should be displayed/warned | |
| 55 | 1372 call check_divetimeout ; Not actually a warning. Check and show the divemode timeout |
| 0 | 1373 |
| 1374 btfsc FLAG_apnoe_mode ; Done for Apnoe or Gauge mode | |
| 1375 bra divemode_check_for_warnings2 | |
| 1376 btfsc FLAG_gauge_mode ; Done for Apnoe or Gauge mode | |
| 1377 bra divemode_check_for_warnings2 | |
| 1378 | |
| 1379 ; Warnings only in deco modes | |
| 1380 btfss FLAG_ccr_mode ; Don't check in CCR mode | |
| 1381 rcall check_ppO2 ; check ppO2 and displays warning, if required | |
| 1382 btfsc is_bailout ; But check in Bailout case... | |
| 1383 rcall check_ppO2 ; check ppO2 and displays warning, if required | |
| 1384 rcall check_cns_violation ; Check CNS value and display it, if required | |
| 1385 btfsc decostop_active ; In deco mode? | |
| 1386 rcall check_and_store_gf_violation ; Yes, Sets warnings, if required | |
| 1387 btfsc decostop_active ; In deco mode? | |
| 1388 call TFT_ftts ; Show @+x time | |
| 1389 btfsc use_agf ; In aGF mode? | |
| 1390 rcall warn_agf ; Yes, show a warning for it | |
|
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1391 btfsc setpoint_fallback ; =1: Fallback to SP1 due to external O2 sensor failure |
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1392 rcall warn_fallback ; Show the warning |
| 0 | 1393 |
| 1394 divemode_check_for_warnings2: | |
| 1395 ; Display the warning icon? | |
| 1396 btfsc warning_active ; Any warning active? | |
| 1397 call TFT_divemode_warning ; Yes | |
| 1398 btfss warning_active ; Any warning active? | |
| 1399 call TFT_divemode_warning_clear ; No, clear warning icon | |
| 1400 | |
| 1401 ; Setup warning_page number | |
| 1402 incf warning_page,F | |
| 1403 bcf STATUS,C | |
| 1404 rlcf warning_page,W ; *2 | |
| 1405 cpfsgt warning_counter ; > warning_counter | |
| 1406 clrf warning_page ; No, clear | |
| 1407 | |
| 1408 ; Clear 2nd row of warnings if there is nothing to show (on this page) | |
| 1409 btfss second_row_warning ; =1: The second row contains a warning | |
| 1410 call TFT_clear_warning_text_2nd_row ; No, clear this row | |
| 1411 return ; Done. | |
| 1412 | |
| 1413 global check_warn_battery | |
| 1414 check_warn_battery: | |
| 1415 movff batt_percent,lo | |
| 1416 movlw battery_show_level+1 | |
| 1417 cpfslt lo | |
| 1418 return ; No Display, no warning | |
| 1419 ; Display Battery, but warn? | |
| 1420 incf warning_counter,F ; increase counter | |
| 1421 call TFT_update_batt_percent_divemode ; Show percent | |
| 1422 | |
| 86 | 1423 movff batt_percent,lo |
| 0 | 1424 movlw color_code_battery_low+1 |
| 1425 cpfslt lo ; | |
| 1426 return ; No warning | |
| 1427 bsf warning_active ; Set Warning flag | |
| 1428 return | |
| 1429 | |
| 55 | 1430 check_divetimeout: |
| 1431 btfsc divemode2 | |
| 1432 return ; displayed divetime is not running | |
| 1433 incf warning_counter,F ; increase counter | |
| 1434 call TFT_divetimeout ; Show timeout counter | |
| 1435 return | |
| 1436 | |
| 1437 | |
| 0 | 1438 check_ppO2: ; check current ppO2 and display warning if required |
| 1439 SAFE_2BYTE_COPY amb_pressure, xA | |
| 1440 movlw d'10' | |
| 1441 movwf xB+0 | |
| 1442 clrf xB+1 | |
| 1443 call div16x16 ; xC=p_amb/10 | |
| 1444 | |
| 1445 movff xC+0,xA+0 | |
| 1446 movff xC+1,xA+1 | |
| 1447 movff char_I_O2_ratio,xB+0 ; =O2 ratio | |
| 1448 clrf xB+1 | |
| 1449 call mult16x16 ; char_I_O2_ratio * p_amb/10 | |
| 1450 | |
| 1451 ; Check very high ppO2 manually | |
| 1452 tstfsz xC+2 ; char_I_O2_ratio * p_amb/10 > 65536, ppO2>6,55bar? | |
| 1453 bra check_ppO2_1 ; Yes, display Value! | |
| 1454 ; Check if ppO2>3,30bar | |
| 1455 btfsc xC+1,7 | |
| 1456 bra check_ppO2_1 ; Yes! | |
| 1457 | |
| 1458 ; Check for low ppo2 | |
| 1459 movff xC+0,sub_b+0 | |
| 1460 movff xC+1,sub_b+1 | |
| 1461 movff opt_ppO2_min,WREG | |
| 1462 mullw d'100' ; opt_ppO2_min*100 | |
| 1463 movff PRODL,sub_a+0 | |
| 1464 movff PRODH,sub_a+1 | |
| 1465 call subU16 | |
| 1466 btfsc neg_flag | |
| 1467 bra check_ppO2_0 ; Not too low | |
| 1468 ; ppO2 low | |
| 1469 incf warning_counter,F ; increase counter | |
| 1470 call TFT_display_ppo2 ; Show ppO2 | |
| 1471 movlw d'4' ; Type of Alarm (ppO2 low) | |
| 1472 movwf AlarmType ; Copy to Alarm Register | |
| 1473 bsf event_occured ; Set Event Flag | |
| 1474 bsf warning_active ; Set Warning flag | |
| 1475 return ; Done. | |
| 1476 | |
| 1477 check_ppO2_0: | |
| 1478 ; Check if ppO2 should be displayed | |
| 1479 movlw ppo2_display_high | |
| 1480 mullw d'100' ; ppo2_display_high*100 | |
| 1481 movff PRODL,sub_a+0 | |
| 1482 movff PRODH,sub_a+1 | |
| 1483 call subU16 | |
| 1484 btfss neg_flag | |
| 1485 return ; No Display, no warning | |
| 1486 ; Display ppO2, but warn? | |
| 1487 incf warning_counter,F ; increase counter | |
| 1488 call TFT_display_ppo2 ; Show ppO2 | |
| 1489 | |
| 1490 ;check if we are within our warning thresholds! | |
| 1491 movff xC+0,sub_b+0 | |
| 1492 movff xC+1,sub_b+1 | |
| 1493 movff opt_ppO2_max,WREG ; PPO2 Max for MOD calculation and color coding in divemode | |
| 69 | 1494 addlw .1 ; e.g. >1.60 |
| 0 | 1495 mullw d'100' ; opt_ppO2_max*100 |
| 1496 movff PRODL,sub_a+0 | |
| 1497 movff PRODH,sub_a+1 | |
| 1498 call subU16 | |
| 1499 btfss neg_flag | |
| 1500 return ; Done. Not too high | |
| 1501 movlw d'5' ; Type of Alarm (ppO2 high) | |
| 1502 movwf AlarmType ; Copy to Alarm Register | |
| 1503 bsf event_occured ; Set Event Flag | |
| 1504 bsf warning_active ; Set Warning flag | |
| 1505 return ; Done. | |
| 1506 | |
| 1507 check_ppO2_1: ; ppO2 very high | |
| 1508 incf warning_counter,F ; increase counter | |
| 1509 call TFT_display_ppo2 ; Show ppO2 | |
| 1510 movlw d'5' ; Type of Alarm | |
| 1511 movwf AlarmType ; Copy to Alarm Register | |
| 1512 bsf event_occured ; Set Event Flag | |
| 1513 bsf warning_active ; Set Warning flag | |
| 1514 return ; Done. | |
| 1515 | |
| 1516 global check_cns_violation | |
| 1517 check_cns_violation: | |
| 1518 ; Check if CNS should be displayed | |
| 1519 movff int_O_CNS_fraction+1,lo ; copy into bank1 | |
| 1520 tstfsz lo ; >255% ? | |
| 1521 bra check_cns_violation2 ; Yes | |
| 1522 movff int_O_CNS_fraction+0,lo ; copy into bank1 | |
| 1523 | |
| 1524 movlw cns_warning_high ; cns_warning_high | |
| 1525 subwf lo,W | |
| 1526 btfsc STATUS,C | |
| 1527 bsf warning_active ; Set Warning flag | |
| 1528 | |
| 1529 movlw cns_display_high ; cns_display_high | |
| 1530 subwf lo,W | |
| 1531 btfss STATUS,C | |
| 1532 return ; No Display, no warning | |
| 1533 ; Display CNS | |
| 1534 incf warning_counter,F ; increase counter | |
| 1535 call TFT_display_cns ; Show CNS | |
| 1536 return | |
| 1537 | |
| 1538 check_cns_violation2: | |
| 1539 incf warning_counter,F ; increase counter | |
| 1540 call TFT_display_cns ; Show CNS | |
| 1541 bsf warning_active ; Set Warning flag | |
| 1542 return | |
| 1543 | |
| 1544 global check_and_store_gf_violation | |
| 1545 check_and_store_gf_violation: | |
| 1546 movff char_O_gradient_factor,lo ; gradient factor absolute (Non-GF model) | |
| 1547 movff char_I_deco_model,hi | |
| 1548 decfsz hi,F ; jump over next line if char_I_deco_model == 1 | |
| 1549 movff char_O_relative_gradient_GF,lo ; gradient factor relative (GF model) | |
| 1550 | |
| 1551 movlw gf_warning_high | |
| 1552 cpfsgt lo | |
| 1553 bra check_and_store_gf_violation2 ; No warning | |
| 1554 movlw d'2' ; Type of Alarm | |
| 1555 movwf AlarmType ; Copy to Alarm Register | |
| 1556 bsf event_occured ; Set Event Flag | |
| 1557 bsf warning_active ; Set Warning flag | |
| 1558 check_and_store_gf_violation2: | |
| 1559 movlw gf_display_high | |
| 1560 cpfsgt lo | |
| 1561 return ; No Display, no warning | |
| 1562 ; Display GF | |
| 1563 incf warning_counter,F ; increase counter | |
| 1564 call TFT_warning_gf ; Show GF Warning | |
| 1565 return | |
| 1566 | |
| 1567 warn_agf: | |
| 1568 incf warning_counter,F ; increase counter | |
| 1569 call TFT_warning_agf ; Show aGF warning | |
|
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1570 return |
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1571 |
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1572 warn_fallback: |
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e3ac5b2021bc
NEW: Setpoint-Fallback option for external O2 sensor failure
heinrichsweikamp
parents:
138
diff
changeset
|
1573 incf warning_counter,F ; increase counter |
|
e3ac5b2021bc
NEW: Setpoint-Fallback option for external O2 sensor failure
heinrichsweikamp
parents:
138
diff
changeset
|
1574 call TFT_warning_fallback ; Show fallback warning |
|
e3ac5b2021bc
NEW: Setpoint-Fallback option for external O2 sensor failure
heinrichsweikamp
parents:
138
diff
changeset
|
1575 bsf warning_active ; Set Warning flag |
| 0 | 1576 return |
| 1577 | |
| 1578 | |
| 1579 END |