Mercurial > public > hwos_code
annotate src/divemode.asm @ 31:53a09c1b7410
BUGFIX: alternating brightness at very low ambient light
| author | heinrichsweikamp |
|---|---|
| date | Sun, 21 Jul 2013 18:04:29 +0200 |
| parents | e402813343b6 |
| children | eca4a201d8cf |
| 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" | |
| 26 | |
| 27 gui CODE | |
| 28 | |
| 29 global diveloop | |
| 30 diveloop: | |
| 31 banksel common | |
| 32 call speed_normal | |
| 33 call diveloop_boot ; Boot tasks for all modes | |
| 34 | |
| 35 ; Startup Tasks for all modes | |
| 36 call TFT_ClearScreen ; clean up TFT | |
| 37 call TFT_divemode_mask ; Display mask | |
| 38 call TFT_temp_divemode ; Displays temperature | |
| 39 | |
| 40 btfsc FLAG_apnoe_mode | |
| 41 bsf realdive ; Set Realdive flag in Apnoe mode | |
| 42 | |
| 43 btfsc FLAG_apnoe_mode ; Done for Apnoe or Gauge mode | |
| 44 bra diveloop_loop | |
| 45 btfsc FLAG_gauge_mode ; Done for Apnoe or Gauge mode | |
| 46 bra diveloop_loop | |
| 47 | |
| 48 call TFT_active_gas_divemode ; Display gas/Setpoint | |
| 49 call TFT_display_ndl_mask ; display "NDL" | |
| 50 | |
| 51 ; +@5 init | |
| 52 setf WREG ; WAIT marker: display "---" | |
| 53 movff WREG,int_O_extra_ascenttime+0 | |
| 54 movff WREG,int_O_extra_ascenttime+1 | |
| 55 movlw 1 | |
| 56 movwf apnoe_mins ; Start compute after next cycle. | |
| 57 | |
| 58 ;-------------------------------------------------------------------------------------------------------- | |
| 59 diveloop_loop: ; The diveloop starts here | |
| 60 btfss onesecupdate | |
| 61 bra diveloop_loop3 | |
| 62 | |
| 63 ; tasks any new second... | |
| 64 btfsc FLAG_apnoe_mode ; Only in apnoe mode | |
| 65 bra diveloop_loop1b ; One Second Tasks in Apnoe mode | |
| 66 | |
| 67 call TFT_divemins ; Display (new) divetime! | |
| 68 call customview_second ; Do every-second tasks for the custom view area | |
| 69 | |
| 70 ; Tasks only for deco modes | |
| 71 call calc_deko_divemode ; calculate decompression and display result (any two seconds) | |
| 72 bra diveloop_loop1x ; Common Tasks | |
| 73 | |
| 74 diveloop_loop1b: | |
| 75 ; Tasks only for Apnoe mode | |
| 76 call divemode_apnoe_tasks ; 1 sec. Apnoe tasks | |
| 77 bra diveloop_loop1x ; Common Tasks | |
| 78 | |
| 79 diveloop_loop1x: | |
| 80 ; Common 1sec. tasks for all modes | |
| 81 call timeout_divemode ; dive finished? This routine sets the required flags | |
| 82 call set_dive_modes ; tests if depth>threshold | |
| 83 call set_min_temp ; store min. temp if required | |
| 84 | |
| 85 btfsc store_sample ; store new sample? | |
| 86 call store_dive_data ; Store profile data | |
| 87 | |
| 88 btfss divemode ; Dive finished? | |
| 89 goto ghostwriter_end_dive ; Dive finished! | |
| 90 | |
| 91 btfsc divemode_gaschange ; Gas switch flag set? | |
| 92 rcall gas_switched_common ; Yes | |
| 93 | |
| 94 btfsc toggle_gf ; =1: Toggle GF/aGF | |
| 95 rcall divemodemode_togglegf ; Toggle aGF/GF | |
| 96 | |
| 97 ; btfsc FLAG_ccr_mode ; In CCR mode | |
| 98 ; call TFT_active_gas_divemode ; Update Setpoint every second | |
| 99 | |
| 100 bcf onesecupdate ; one seconds update done | |
| 101 | |
| 102 diveloop_loop3: | |
| 103 rcall test_switches_divemode ; Check switches in divemode | |
| 104 | |
| 105 global diveloop_loop4 | |
| 106 diveloop_loop4: ; Menu-Exit returns here... | |
| 107 btfsc toggle_customview ; Next view? | |
| 108 call customview_toggle ; Yes, show next customview (and delete this flag) | |
| 109 | |
| 110 btfsc pressure_refresh ; new pressure available? | |
| 111 rcall update_temp_and_or_depth ; Yes, display new depth and clear "pressure_refresh" flag | |
| 112 | |
| 113 btfsc oneminupdate ; one minute tasks | |
| 114 rcall update_divemode60 ; Update clock, etc. | |
| 115 | |
| 116 btfss quarter_second_update | |
| 117 bra diveloop_loop4a | |
| 118 bcf quarter_second_update | |
| 119 movlw .6 | |
| 120 cpfseq menupos3 ; in compass view? | |
| 121 bra diveloop_loop4a ; No | |
| 122 call TFT_dive_compass_heading ; Yes, update compass heading value | |
| 123 diveloop_loop4a: | |
| 124 btfsc enable_screen_dumps ; =1: Ignore vin_usb, wait for "l" command (Screen dump) | |
| 125 bra diveloop_loop5 | |
| 126 bra diveloop_loop6 | |
| 127 diveloop_loop5: | |
| 128 btfss vusb_in ; USB (still) plugged in? | |
| 129 bcf enable_screen_dumps ; No, clear flag | |
| 130 call rs232_get_byte | |
| 131 btfsc rs232_recieve_overflow | |
| 132 bra diveloop_loop6 | |
| 133 movlw "l" | |
| 134 cpfseq RCREG1 | |
| 135 bra diveloop_loop6 | |
| 136 call TFT_dump_screen ; Dump the screen contents | |
| 137 diveloop_loop6: | |
| 138 | |
| 139 bra diveloop_loop ; Loop the divemode | |
| 140 ;-------------------------------------------------------------------------------------------------------- | |
| 141 | |
| 142 | |
| 143 | |
| 144 | |
| 145 | |
| 146 | |
| 147 divemode_apnoe_tasks: ; 1 sec. Apnoe tasks | |
| 148 call TFT_display_apnoe_descent ; Show descent timer | |
| 149 call TFT_max_pressure ; use normal max. depth | |
| 150 | |
| 151 btfsc divemode2 ; Time running? | |
| 152 bra divemode_apnoe_tasks2 ; New descent, reset data if flag is set | |
| 153 | |
| 154 rcall apnoe_calc_maxdepth | |
| 155 call TFT_display_apnoe_surface | |
| 156 call TFT_display_apnoe_last_max ; Show last max. depth | |
| 157 incf apnoe_surface_secs,F | |
| 158 movlw d'60' | |
| 159 cpfseq apnoe_surface_secs | |
| 160 bra divemode_apnoe_tasks1 | |
| 161 clrf apnoe_surface_secs | |
| 162 incf apnoe_surface_mins,F | |
| 163 | |
| 164 divemode_apnoe_tasks1: | |
| 165 bcf FLAG_active_descent ; Clear flag | |
| 166 btfsc divemode2 ; Time running? | |
| 167 return ; Yes, return | |
| 168 bsf FLAG_active_descent ; Set Flag | |
| 169 return | |
| 170 | |
| 171 divemode_apnoe_tasks2: | |
| 172 btfss FLAG_active_descent ; Are we descending? | |
| 173 return ; No, We are at the surface | |
| 174 rcall apnoe_calc_maxdepth ; Yes! | |
| 175 call TFT_apnoe_clear_surface ; Clear Surface timer | |
| 176 clrf apnoe_timeout_counter ; Delete timeout | |
| 177 clrf apnoe_surface_secs | |
| 178 clrf apnoe_surface_mins | |
| 179 clrf apnoe_secs | |
| 180 clrf apnoe_mins ; Reset Descent time | |
| 181 movlw .0 | |
| 182 movff WREG,max_pressure+0 | |
| 183 movff WREG,max_pressure+1 ; Reset Max. Depth | |
| 184 bcf FLAG_active_descent ; Clear flag | |
| 185 return | |
| 186 | |
| 187 global apnoe_calc_maxdepth | |
| 188 apnoe_calc_maxdepth: | |
| 189 movff apnoe_max_pressure+0,sub_a+0 | |
| 190 movff apnoe_max_pressure+1,sub_a+1 | |
| 191 movff max_pressure+0,sub_b+0 | |
| 192 movff max_pressure+1,sub_b+1 | |
| 193 call subU16 ; sub_c = sub_a - sub_b | |
| 194 ; apnoe_max_pressure<max_pressure -> neg_flag=1 | |
| 195 ; max_pressure<=apnoe_max_pressure -> neg_flag=0 | |
| 196 btfss neg_flag | |
| 197 return | |
| 198 ;apnoe_max_pressure<max_pressure | |
| 199 movff max_pressure+0,apnoe_max_pressure+0 | |
| 200 movff max_pressure+1,apnoe_max_pressure+1 | |
| 201 return | |
| 202 | |
| 203 | |
| 204 calc_deko_divemode: | |
| 205 btfsc twosecupdate ; two seconds after the last call | |
| 206 bra calc_deko_divemode2 ; Yes, calculate and display deco data ("first second") | |
| 207 | |
| 208 bsf twosecupdate ; No, but next second! | |
| 209 ; Routines used in the "other second" | |
| 210 call calc_average_depth ; calculate average depth | |
| 211 call calc_velocity ; calculate vertical velocity and display if > threshold (every two seconds) | |
| 212 call divemode_check_for_warnings ; Check for any warnings | |
| 213 call TFT_debug_output | |
| 214 | |
| 215 btfsc FLAG_apnoe_mode ; Done for Apnoe or Gauge mode | |
| 216 return | |
| 217 btfsc FLAG_gauge_mode ; Done for Apnoe or Gauge mode | |
| 218 return | |
| 219 | |
| 220 ; Calculate CNS | |
| 221 rcall set_actual_ppo2 ; Set char_I_actual_ppO2 | |
| 222 clrf WREG | |
| 223 movff WREG,char_I_step_is_1min ; Make sure to be in 2sec mode. | |
| 224 call deco_calc_CNS_fraction ; calculate CNS | |
| 225 movlb b'00000001' ; rambank 1 selected | |
| 226 | |
| 227 ; Check for a gas change | |
| 228 rcall check_gas_change ; Checks if a better gas should be selected (by user) | |
| 229 | |
| 230 return | |
| 231 | |
| 232 global set_actual_ppo2 | |
| 233 set_actual_ppo2: ; calculate ppO2 in 0.01bar (e.g. 150 = 1.50 bar ppO2) | |
| 234 SAFE_2BYTE_COPY amb_pressure, xA ; P_amb in millibar (1000 = 1.00 bar). | |
| 235 movlw d'10' | |
| 236 movwf xB+0 | |
| 237 clrf xB+1 | |
| 238 call div16x16 ; xC=p_amb/10 (100 = 1.00 bar). | |
| 239 movff xC+0,xA+0 | |
| 240 movff xC+1,xA+1 | |
| 241 movff char_I_O2_ratio,xB+0 | |
| 242 clrf xB+1 | |
| 243 call mult16x16 ; char_I_O2_ratio * (p_amb/10) | |
| 244 movff xC+0,xA+0 | |
| 245 movff xC+1,xA+1 | |
| 246 movlw d'100' | |
| 247 movwf xB+0 | |
| 248 clrf xB+1 | |
| 249 call div16x16 ; xC=(char_I_O2_ratio * p_amb/10)/100 | |
| 250 | |
| 251 ; Copy ppO2 for CNS calculation | |
| 252 tstfsz xC+1 ; Is ppO2 > 2.55bar ? | |
| 253 setf xC+0 ; yes: bound to 2.55... better than wrap around. | |
| 254 | |
| 255 movff xC+0, char_I_actual_ppO2 ; copy last ppO2 to buffer register | |
| 256 btfsc is_bailout ; In Bailout? | |
| 257 return ; Yes, done. | |
| 258 ; No Bailout, check for ccr mode | |
| 259 btfsc FLAG_ccr_mode ; If FLAG_ccr_mode=1... | |
| 260 movff char_I_const_ppO2, char_I_actual_ppO2 ; ...copy last ppO2 to buffer register | |
| 261 return | |
| 262 | |
| 263 | |
| 264 calc_deko_divemode2: | |
| 265 bcf twosecupdate | |
| 266 | |
| 267 btfsc FLAG_apnoe_mode ; Done for Apnoe or Gauge mode | |
| 268 return | |
| 269 btfsc FLAG_gauge_mode ; Done for Apnoe or Gauge mode | |
| 270 return | |
| 271 | |
| 272 extern deco_setup_dive | |
| 273 call deco_setup_dive ; Pass all parameters to the C code | |
| 274 | |
| 275 TSTOSS opt_ccr_mode ; =0: Fixed SP, =1: Sensor | |
| 276 bra calc_deko_divemode2a | |
| 277 rcall divemode_setup_sensor_values ; Setup sensor values | |
| 278 | |
| 279 calc_deko_divemode2a: | |
| 280 SAFE_2BYTE_COPY amb_pressure,int_I_pres_respiration ; C-code needs the ambient pressure | |
| 281 clrf WREG | |
| 282 movff WREG,char_I_step_is_1min ; Force 2 second deco mode | |
| 283 | |
| 284 clrf TMR5L | |
| 285 clrf TMR5H ; 30,51757813µs/bit in TMR5L:TMR5H | |
| 286 call deco_calc_hauptroutine ; calc_tissue | |
| 287 movlb .1 | |
| 288 | |
| 289 movff char_O_deco_status,WREG ; Is a compute cycle finished ? | |
| 290 iorwf WREG,F | |
| 291 btfss STATUS,Z | |
| 292 return ; Return is status <> 0 | |
| 293 | |
| 294 ; Check if deco stops are necessary ? | |
| 295 movff char_O_first_deco_depth,wait_temp ; copy ceiling to temp register | |
| 296 tstfsz wait_temp ; Ceiling<0m? | |
| 297 bra calc_deko_divemode3 ; Yes! | |
| 298 | |
| 299 btfsc decostop_active ; Already in nodeco mode ? | |
| 300 call TFT_display_ndl_mask ; No, Clear deco data, display nostop time | |
| 301 bcf decostop_active ; clear flag (again) | |
| 302 | |
| 303 ; Copy for profile recording | |
| 304 clrf decodata+0 | |
| 305 movff char_O_nullzeit,decodata+1 ; NDL | |
| 306 | |
| 307 call TFT_display_ndl ; display no deco limit | |
| 308 return | |
| 309 | |
| 310 calc_deko_divemode3: | |
| 311 btfss decostop_active ; Already in deco mode ? | |
| 312 call TFT_display_deko_mask ; No, clear nostop time, display decodata | |
| 313 bsf decostop_active ; Set flag (again) | |
| 314 | |
| 315 ; Copy for profile recording | |
| 316 movff char_O_first_deco_depth,decodata+0 ; ceiling | |
| 317 movff char_O_first_deco_time,decodata+1 ; length of first stop in minues | |
| 318 call TFT_display_deko ; display decodata | |
| 319 call TFT_show_TTS_divemode ; display TTS | |
| 320 | |
| 321 movff char_I_extra_time,WREG | |
| 322 tstfsz WREG ; extra time = 0? | |
| 323 bra calc_deko_divemode4 ; No, compute it | |
| 324 return | |
| 325 | |
| 326 calc_deko_divemode4: | |
| 327 ; Check if extra cycles are needed to compute @5 variant: | |
| 328 decfsz apnoe_mins,F ; Reached count-down ? | |
| 329 return ; No: don't compute yet. | |
| 330 | |
| 331 movlw .6 | |
| 332 movff WREG,char_O_deco_status ; Stole next cycles for @5 variant. | |
| 333 | |
| 334 movlw .2 ; Restart countdown. | |
| 335 movwf apnoe_mins | |
| 336 return ; done. | |
| 337 | |
| 338 ;----------------------------------------------------------------------------- | |
| 339 | |
| 340 divemodemode_togglegf: ; Toggle aGF/GF | |
| 341 bcf toggle_gf ; clear flag | |
| 342 btg use_agf ; Toggle GF | |
| 343 call TFT_gf_mask ; Setup Mask | |
| 344 clrf WREG | |
| 345 movff WREG,char_O_deco_status ; Restart decoplan computation | |
| 346 return | |
| 347 | |
| 348 divemode_setup_sensor_values: | |
| 349 ; sum up sensor values (in xA:2) and active sensors in (xB:2) | |
| 350 clrf xB+0 | |
| 351 clrf xB+1 | |
| 352 clrf xA+0 | |
| 353 clrf xA+1 | |
| 354 btfss hud_status_byte,3 ; Sensor1 active? | |
| 355 bra divemode_setup_sensor_values2 ; No | |
| 356 movf o2_ppo2_sensor1,W | |
| 357 addwf xA+0 | |
| 358 movlw .0 | |
| 359 addwfc xA+1 ; Add into xA:2 | |
| 360 incf xB+0,F ; Add a sensor | |
| 361 divemode_setup_sensor_values2: | |
| 362 btfss hud_status_byte,4 ; Sensor2 active? | |
| 363 bra divemode_setup_sensor_values3 ; No | |
| 364 movf o2_ppo2_sensor2,W | |
| 365 addwf xA+0 | |
| 366 movlw .0 | |
| 367 addwfc xA+1 ; Add into xA:2 | |
| 368 incf xB+0,F ; Add a sensor | |
| 369 divemode_setup_sensor_values3: | |
| 370 btfss hud_status_byte,5 ; Sensor3 active? | |
| 371 bra divemode_setup_sensor_values4 ; No | |
| 372 movf o2_ppo2_sensor3,W | |
| 373 addwf xA+0 | |
| 374 movlw .0 | |
| 375 addwfc xA+1 ; Add into xA:2 | |
| 376 incf xB+0,F ; Add a sensor | |
| 377 divemode_setup_sensor_values4: | |
| 378 call div16x16 ; xA/xB=xC with xA+0 as remainder | |
| 379 movff xC+0,sensor_setpoint ; Copy result | |
| 380 movff sensor_setpoint,char_I_const_ppO2 ; use sensor ppO2 | |
| 381 return | |
| 382 | |
| 383 calc_velocity: ; called every two seconds | |
| 384 btfss divemode | |
| 385 bra do_not_display_velocity ; display velocity only in divemode (Not at the surface after dive) | |
| 386 | |
| 387 calc_velocity2: | |
| 388 SAFE_2BYTE_COPY amb_pressure, sub_a | |
| 389 movff last_pressure_velocity+0,sub_b+0 | |
| 390 movff last_pressure_velocity+1,sub_b+1 | |
| 391 movff sub_a+0,last_pressure_velocity+0 ; store old value for velocity | |
| 392 movff sub_a+1,last_pressure_velocity+1 | |
| 393 | |
| 394 call subU16 ; sub_c = amb_pressure - last_pressure | |
| 395 | |
| 396 movff sub_c+0,xA+0 | |
| 397 movff sub_c+1,xA+1 | |
| 398 movlw d'39' ; 77 when called every second.... | |
| 399 movwf xB+0 | |
| 400 clrf xB+1 | |
| 401 call mult16x16 ; differential pressure in mbar*77... | |
| 402 movff xC+0,divA+0 | |
| 403 movff xC+1,divA+1 | |
| 404 movlw d'7' | |
| 405 movwf divB+0 | |
| 406 call div16 ; devided by 2^7 equals velocity in m/min | |
| 407 | |
| 408 movlw d'99' | |
| 409 cpfsgt divA+0 ; limit to 99m/min | |
| 410 bra calc_velocity3 | |
| 411 movwf divA+0 ; divA=99 | |
| 412 | |
| 413 calc_velocity3: | |
| 414 movlw velocity_warning_level_1 ; lowest threshold for display vertical velocity | |
| 415 subwf divA+0,W ; | |
| 416 btfss STATUS,C | |
| 417 bra do_not_display_velocity | |
| 418 | |
| 419 bsf display_velocity | |
| 420 call TFT_display_velocity ; With divA+0 = m/min... | |
| 421 return | |
| 422 | |
| 423 do_not_display_velocity: | |
| 424 btfss display_velocity ; Velocity was not displayed, do not delete | |
| 425 return | |
| 426 bcf display_velocity ; Velocity was displayed, delete velocity now | |
| 427 call TFT_display_velocity_clear | |
| 428 return | |
| 429 | |
| 430 ;============================================================================= | |
| 431 | |
| 432 timeout_menuview: | |
| 433 decfsz timeout_counter3,F ; timeout for menuview | |
| 434 return ; No timeout, return | |
| 435 ; Timeout, clear e.g. "Menu?" | |
| 436 goto menuview_toggle_reset ; "returns" | |
| 437 | |
| 438 timeout_divemode_menu: | |
| 439 decfsz timeout_counter3,F ; timeout for divemode menu | |
| 440 return | |
| 441 | |
| 442 global timeout_divemode_menu2 | |
| 443 timeout_divemode_menu2: ; Called from divemenu_tree.asm | |
| 444 bcf divemode_menu ; Timeout! Clear flag | |
| 445 call TFT_clear_divemode_menu ; Clear menu | |
| 446 call TFT_active_gas_divemode ; Redraw gas/setpoint/diluent | |
| 447 bcf blinking_better_gas ; Clear flag to have temperature updated once | |
| 448 call TFT_temp_divemode ; Displays temperature | |
| 449 | |
| 450 btfss decostop_active ; In deco mode ? | |
| 451 bra timeout_divemode_menu_ndl ; No, show NDL again | |
| 452 ; Show deco | |
| 453 call TFT_display_deko_mask ; clear nostop time, display decodata | |
| 454 call TFT_display_deko | |
| 455 call TFT_show_TTS_divemode | |
| 456 return | |
| 457 timeout_divemode_menu_ndl: ; Show NDL | |
| 458 call TFT_display_ndl_mask ; Clear deco data, display nostop time | |
| 459 call TFT_display_ndl | |
| 460 return | |
| 461 | |
| 462 timeout_divemode: | |
| 463 btfsc divemode_menu ; Divemode menu active? | |
| 464 rcall timeout_divemode_menu ; Yes, check the timeout for it... | |
| 465 | |
| 466 btfsc menuview ; is a menuview shown? | |
| 467 rcall timeout_menuview ; Yes, check the timeout for it... | |
| 468 | |
| 469 btfss realdive ; Dive longer then one minute | |
| 470 return | |
| 471 | |
| 472 btfsc FLAG_apnoe_mode ; In Apnoe mode? | |
| 473 bra timeout_divemode2 ; Yes, use CF30 [min] for timeout | |
| 474 | |
| 475 ifndef __DEBUG | |
| 476 btfsc simulatormode_active ; In Simulator mode? | |
| 477 bra timeout_divemode3 ; Yes, use simulator timeout | |
| 478 endif | |
| 479 | |
| 480 bcf divemode | |
| 481 incf timeout_counter,F | |
| 482 movlw d'0' | |
| 483 addwfc timeout_counter2,F ; timeout is 15bits | |
| 484 | |
| 485 movlw LOW divemode_timeout | |
| 486 movwf sub_a+0 | |
| 487 movlw HIGH divemode_timeout | |
| 488 movwf sub_a+1 | |
| 489 | |
| 490 movff timeout_counter, sub_b+0 | |
| 491 movff timeout_counter2, sub_b+1 | |
| 492 call subU16 ; sub_c = sub_a - sub_b | |
| 493 btfss neg_flag ; Result negative? | |
| 494 bsf divemode ; No, set flag | |
| 495 return | |
| 496 | |
| 497 timeout_divemode2: | |
| 498 incf timeout_counter,F ; seconds... | |
| 499 movlw d'60' | |
| 500 cpfseq timeout_counter ; timeout_counter=60? | |
| 501 return ; No. | |
| 502 ; One minute timeout done. | |
| 503 clrf timeout_counter | |
| 504 bcf divemode | |
| 505 incf apnoe_timeout_counter,F | |
| 506 movlw apnoe_timeout ; apnoe timeout [min] | |
| 507 cpfseq apnoe_timeout_counter | |
| 508 bsf divemode | |
| 509 return | |
| 510 | |
| 511 timeout_divemode3: | |
| 512 bcf divemode | |
| 513 incf timeout_counter,F | |
| 514 movlw simulator_timeout ; simulator timeout | |
| 515 cpfsgt timeout_counter | |
| 516 bsf divemode | |
| 517 return | |
| 518 | |
| 519 update_temp_and_or_depth: ; New sensor data arrived... | |
| 520 btfsc temp_changed | |
| 521 call TFT_temp_divemode ; Displays temperature | |
| 522 | |
| 523 btfsc pressure_refresh | |
| 524 call TFT_depth ; Displays new depth | |
| 525 | |
| 526 rcall set_max_depth ; update max. depth if required | |
| 527 bcf pressure_refresh ; until new pressure is available | |
| 528 return | |
| 529 | |
| 530 update_divemode60: ; update any minute | |
| 531 call get_battery_voltage ; gets battery voltage | |
| 532 call set_powersafe ; Battery low? | |
| 533 call TFT_max_pressure ; Update max. depth | |
| 534 call customview_minute ; Do every-minute tasks for the custom view area | |
| 535 bcf oneminupdate | |
| 536 | |
| 537 btfss simulatormode_active ; in simulator mode? | |
| 538 return ; No | |
| 539 ; Yes, quite dive mode simulation after 21*256s=89min:36s | |
| 540 movlw .20 | |
| 541 cpfsgt total_divetime_seconds+1 ; Timeout? | |
| 542 return ; No | |
| 543 ifdef __DEBUG | |
| 544 return ; No simulator timeout in debug mode | |
| 545 endif | |
| 546 bra divemode_option1 ; Yes, set to 0m and "return" | |
| 547 | |
| 548 set_max_depth: | |
| 549 movff max_pressure+0,sub_a+0 | |
| 550 movff max_pressure+1,sub_a+1 | |
| 551 SAFE_2BYTE_COPY rel_pressure, sub_b | |
| 552 call subU16 ; sub_c = sub_a - sub_b | |
| 553 ; max_pressure<rel_pressure -> neg_flag=1 | |
| 554 ; rel_pressure<=max_pressure -> neg_flag=0 | |
| 555 btfss neg_flag | |
| 556 return | |
| 557 ; max_pressure<rel_pressure | |
| 558 movff sub_b+0,max_pressure+0 | |
| 559 movff sub_b+1,max_pressure+1 | |
| 560 call TFT_max_pressure ; No, use normal max. depth | |
| 561 return | |
| 562 | |
| 563 set_min_temp: | |
| 564 movff minimum_temperature+0,sub_a+0 | |
| 565 movff minimum_temperature+1,sub_a+1 | |
| 566 SAFE_2BYTE_COPY temperature,sub_b | |
| 567 call sub16 ; sub_c = sub_a - sub_b | |
| 568 ; minimum_temperature<T -> neg_flag=1 | |
| 569 ; T<=minimum_temperature -> neg_flag=0 | |
| 570 btfsc neg_flag | |
| 571 return | |
| 572 ; minimum_temperature>=T | |
| 573 movff sub_b+0,minimum_temperature+0 | |
| 574 movff sub_b+1,minimum_temperature+1 | |
| 575 return | |
| 576 | |
| 577 global set_dive_modes | |
| 578 set_dive_modes: | |
| 579 btfsc high_altitude_mode ; In high altitude (Fly) mode? | |
| 580 bra set_dive_modes3 ; Yes! | |
| 581 | |
| 582 set_dive_modes0: | |
| 583 movlw LOW start_dive_threshold | |
| 584 movwf sub_a+0 ; dive_treshold is in cm | |
| 585 movlw HIGH start_dive_threshold | |
| 586 movwf sub_a+1 ; dive_treshold is in cm | |
| 587 | |
| 588 set_dive_modes1: | |
| 589 SAFE_2BYTE_COPY rel_pressure, sub_b | |
| 590 call subU16 ; sub_c = sub_a - sub_b | |
| 591 | |
| 592 btfss neg_flag | |
| 593 bra set_dive_modes2 ; too shallow (rel_pressure<dive_threshold) | |
| 594 | |
| 595 btfsc realdive ; Dive longer than one minute? | |
| 596 clrf timeout_counter ; Yes, reset timout counter | |
| 597 | |
| 598 set_dive_modes_common: | |
| 599 bsf divemode ; (Re-)Set divemode flag | |
| 600 bsf divemode2 ; displayed divetime is running | |
| 601 return | |
| 602 | |
| 603 set_dive_modes2: | |
| 604 bcf divemode2 ; Stop time | |
| 605 btfss realdive ; dive longer then one minute? | |
| 606 bcf divemode ; no -> this was no real dive | |
| 607 return ; No, return | |
| 608 | |
| 609 | |
| 610 set_dive_modes3: ; High-altitude mode | |
| 611 btfsc realdive ; dive longer then one minute? | |
| 612 bra set_dive_modes0 ; Yes -> this is a real dive -> Use start_dive_threshold or ascend | |
| 613 | |
| 614 movlw HIGH high_altitude_dive_threshold | |
| 615 movwf sub_a+1 | |
| 616 movlw LOW high_altitude_dive_threshold | |
| 617 movwf sub_a+0 | |
| 618 bra set_dive_modes1 | |
| 619 | |
| 620 set_powersafe: | |
| 621 movlw color_code_battery_low+1; [%] | |
| 622 cpfslt batt_percent | |
| 623 return | |
| 624 | |
| 625 movlw d'7' ; Type of Alarm (Battery Low) | |
| 626 movwf AlarmType ; Copy to Alarm Register | |
| 627 bsf event_occured ; Set Event Flag | |
| 628 movlw .0 | |
| 629 movff WREG,opt_brightness ; Set Brightness to ECO | |
| 630 return ; return | |
| 631 | |
| 632 calc_average_depth: | |
| 633 btfsc reset_average_depth ; Reset the Avewrage depth? | |
| 634 rcall reset_average1 ; Reset the resettable average depth | |
| 635 | |
| 636 ; 1. Add new 2xdepth to the Sum of depths registers | |
| 637 SAFE_2BYTE_COPY rel_pressure, xB ; Buffer... | |
| 638 bcf STATUS,C | |
| 639 rlcf xB+0,F | |
| 640 rlcf xB+1,F ; x2 | |
| 641 | |
| 642 movf xB+0,w | |
| 643 addwf average_depth_hold+0,F | |
| 644 movf xB+1,w | |
| 645 addwfc average_depth_hold+1,F | |
| 646 movlw d'0' | |
| 647 addwfc average_depth_hold+2,F | |
| 648 addwfc average_depth_hold+3,F ; Will work up to 9999mbar*60*60*24=863913600mbar | |
| 649 | |
| 650 ; Do the same for the _total registers (Non-Resettable) | |
| 651 movf xB+0,w | |
| 652 addwf average_depth_hold_total+0,F | |
| 653 movf xB+1,w | |
| 654 addwfc average_depth_hold_total+1,F | |
| 655 movlw d'0' | |
| 656 addwfc average_depth_hold_total+2,F | |
| 657 addwfc average_depth_hold_total+3,F ; Will work up to 9999mbar*60*60*24=863913600mbar | |
| 658 | |
| 659 ; 2. Compute Average Depth on base of average_divesecs:2 | |
| 660 movff average_divesecs+0,xB+0 | |
| 661 movff average_divesecs+1,xB+1 ; Copy | |
| 662 movff average_depth_hold+0,xC+0 | |
| 663 movff average_depth_hold+1,xC+1 | |
| 664 movff average_depth_hold+2,xC+2 | |
| 665 movff average_depth_hold+3,xC+3 | |
| 666 | |
| 667 call div32x16 ; xC:4 / xB:2 = xC+3:xC+2 with xC+1:xC+0 as remainder | |
| 668 movff xC+0,avr_rel_pressure+0 | |
| 669 movff xC+1,avr_rel_pressure+1 | |
| 670 | |
| 671 ; 3. Compute Total Average Depth on base of total_divetime_seconds:2 | |
| 672 movff total_divetime_seconds+0,xB+0 | |
| 673 movff total_divetime_seconds+1,xB+1 ; Copy | |
| 674 movff average_depth_hold_total+0,xC+0 | |
| 675 movff average_depth_hold_total+1,xC+1 | |
| 676 movff average_depth_hold_total+2,xC+2 | |
| 677 movff average_depth_hold_total+3,xC+3 | |
| 678 call div32x16 ; xC:4 / xB:2 = xC+3:xC+2 with xC+1:xC+0 as remainder | |
| 679 movff xC+0,avr_rel_pressure_total+0 | |
| 680 movff xC+1,avr_rel_pressure_total+1 | |
| 681 | |
| 682 ; ; Compute Total Average Depth on base of divemins:2 and divesecs | |
| 683 ; movff divemins+0,xA+0 | |
| 684 ; movff divemins+1,xA+1 | |
| 685 ; movlw d'60' | |
| 686 ; movwf xB+0 | |
| 687 ; clrf xB+1 | |
| 688 ; call mult16x16 ; xC:4=xA:2*xB:2 | |
| 689 ; movf divesecs,W | |
| 690 ; addwf xC+0,F | |
| 691 ; movlw d'0' | |
| 692 ; addwfc xC+1,F ; xC:2 holds total dive seconds | |
| 693 ; movlw d'3' ; 2+1 | |
| 694 ; btfss divesecs,0 ; divesecs even? | |
| 695 ; movlw d'2' ; Yes, do not add +1 | |
| 696 ; addwf xC+0,F | |
| 697 ; movlw d'0' | |
| 698 ; addwfc xC+1,F | |
| 699 ; ; Ignore xC+2 and xC+3. Total Average will only work up to divetime=1092:16 | |
| 700 ; movff xC+0,xB+0 | |
| 701 ; movff xC+1,xB+1 ; Copy | |
| 702 ; movff average_depth_hold_total+0,xC+0 | |
| 703 ; movff average_depth_hold_total+1,xC+1 | |
| 704 ; movff average_depth_hold_total+2,xC+2 | |
| 705 ; movff average_depth_hold_total+3,xC+3 | |
| 706 ; | |
| 707 ; call div32x16 ; xC:4 / xB:2 = xC+3:xC+2 with xC+1:xC+0 as remainder | |
| 708 ; movff xC+0,avr_rel_pressure_total+0 | |
| 709 ; movff xC+1,avr_rel_pressure_total+1 | |
| 710 | |
| 711 return | |
| 712 | |
| 713 reset_average1: | |
| 714 clrf average_depth_hold+0 | |
| 715 clrf average_depth_hold+1 | |
| 716 clrf average_depth_hold+2 | |
| 717 clrf average_depth_hold+3 ; Clear average depth register | |
| 718 movlw d'2' | |
| 719 movwf average_divesecs+0 | |
| 720 clrf average_divesecs+1 | |
| 721 bcf reset_average_depth ; Clear flag | |
| 722 return | |
| 723 | |
| 724 test_switches_divemode: ; checks switches in divemode | |
| 725 btfsc divemode_menu ; Divemode menu shown? | |
| 726 bra test_switches_divemode_menu ; Yes, use menu processor | |
| 727 btfsc switch_left | |
| 728 bra test_switches_divemode2 ; Enter button pressed, check if we need to do something | |
| 729 btfss switch_right | |
| 730 return ; No button press | |
| 731 tstfsz menupos2 ; any option shown? | |
| 732 bra test_switches_divemode1 ; Yes, do option tasks | |
| 733 bsf toggle_customview ; No, toggle custom view | |
| 734 return | |
| 735 | |
| 736 test_switches_divemode_menu: | |
| 737 btfsc switch_left | |
| 738 bra test_switches_divemode_menu2 ; Move cursor | |
| 739 btfsc switch_right | |
| 740 bra test_switches_divemode_menu3 ; Enter submenu or do something | |
| 741 return ; No button press | |
| 742 | |
| 743 test_switches_divemode_menu1: | |
| 744 clrf menupos | |
| 745 test_switches_divemode_menu2: | |
| 746 incf menupos,F | |
| 747 incf menupos4,W ; menupos4+1 -> WREG | |
| 748 cpfslt menupos ; >menupos4 (Set in menu_processor.asm)? | |
| 749 bra test_switches_divemode_menu1; > Yes, set to 1 | |
| 750 call TFT_divemode_menu_cursor ; Update the cursor | |
| 751 bcf switch_left | |
| 752 movlw divemode_menu_timeout ; Reload timeout | |
| 753 movwf timeout_counter3 ; timeout for divemode menu | |
| 754 return | |
| 755 | |
| 756 test_switches_divemode_menu3: ; Enter submenu or do something | |
| 757 bcf switch_right | |
| 758 ; decf menupos,F ; menu_processor needs 0-5... | |
| 759 extern do_line_menu | |
| 760 goto do_line_menu ; Warning! Trashes STKPTR and returns to diveloop_loop4: | |
| 761 | |
| 762 test_switches_divemode1: | |
| 763 bcf switch_right | |
| 764 movlw divemode_menuview_timeout | |
| 765 movwf timeout_counter3 ; Reload timeout | |
| 766 movff menupos2,WREG ; Menupos3 holds number of customview/divemode menu function | |
| 767 dcfsnz WREG,F | |
| 768 bra divemode_option0 ; Start/Setup Divemode menu | |
| 769 dcfsnz WREG,F | |
| 770 bra divemode_option1 ; Quit Simulation? | |
| 771 dcfsnz WREG,F | |
| 772 bra divemode_option2 ; Descent 1m | |
| 773 dcfsnz WREG,F | |
| 774 bra divemode_option3 ; Ascend 1m | |
| 775 dcfsnz WREG,F | |
| 776 bra divemode_option4 ; Quit Apnoe mode | |
| 777 dcfsnz WREG,F | |
| 778 bra divemode_option5 ; Reset Stopwatch (In Gauge mode) | |
| 779 return | |
| 780 | |
| 781 test_switches_divemode2: | |
| 782 bcf switch_left | |
| 783 call menuview_toggle ; Menu or Simulator tasks | |
| 784 return | |
| 785 | |
| 786 gas_switched_common: | |
| 787 decf menupos,W ; 1-5 -> 0-4 | |
| 788 btfss FLAG_ccr_mode ; Choose OC Gases | |
| 789 rcall setup_gas_registers ; With WREG=Gas 0-4 | |
| 790 btfsc FLAG_ccr_mode ; Choose CC Diluents | |
| 791 rcall setup_dil_registers ; With WREG=Gas 0-4 | |
| 792 | |
| 793 decf menupos,W ; 1-5 -> 0-4 | |
| 794 btfsc is_bailout ; Choose OC Bailouts (OC Gases) | |
| 795 rcall setup_gas_registers ; With WREG=Gas 0-4 | |
| 796 | |
| 797 call TFT_active_gas_divemode ; Display gas/Setpoint | |
| 798 bsf event_occured ; Set global event byte | |
| 799 bsf stored_gas_changed ; Set Flag for profile | |
| 800 bcf divemode_gaschange ; Clear flag | |
| 801 clrf WREG | |
| 802 movff WREG,char_O_deco_status ; Restart decoplan computation | |
| 803 return | |
| 804 | |
| 805 global setup_gas_registers | |
| 806 setup_gas_registers: ; With WREG=Gas 0-4 | |
| 807 lfsr FSR1,opt_gas_O2_ratio+0 | |
| 808 movff PLUSW1,char_I_O2_ratio ; O2 (For ppO2 calculations) | |
| 809 lfsr FSR1,opt_gas_He_ratio+0 | |
| 810 movff PLUSW1,char_I_He_ratio ; He | |
| 811 incf WREG,W ; Gas# 1-5 | |
| 812 movff WREG,char_I_current_gas ; Set gas | |
| 813 movff WREG,active_gas ; Set for logbook and display | |
| 814 banksel char_I_O2_ratio | |
| 815 movf char_I_O2_ratio,W ; Add O2... | |
| 816 addwf char_I_He_ratio,W ; ...and He... | |
| 817 sublw .100 ; ...subtract both from 100 | |
| 818 movwf char_I_N2_ratio ; -> N2! | |
| 819 banksel common | |
| 820 return | |
| 821 | |
| 822 global setup_dil_registers | |
| 823 setup_dil_registers: ; With WREG=dil 0-4 | |
| 824 lfsr FSR1,opt_dil_O2_ratio+0 | |
| 825 movff PLUSW1,char_I_O2_ratio ; O2 (For ppO2 calculations) | |
| 826 lfsr FSR1,opt_dil_He_ratio+0 | |
| 827 movff PLUSW1,char_I_He_ratio ; He | |
| 828 incf WREG,W ; Gas# 1-5 | |
| 829 movff WREG,char_I_current_gas ; Set gas | |
| 830 movff WREG,active_gas ; Set for logbook and display | |
| 831 banksel char_I_O2_ratio | |
| 832 movf char_I_O2_ratio,W ; Add O2... | |
| 833 addwf char_I_He_ratio,W ; ...and He... | |
| 834 sublw .100 ; ...subtract both from 100 | |
| 835 movwf char_I_N2_ratio ; -> N2! | |
| 836 banksel common | |
| 837 return | |
| 838 | |
| 839 divemode_option0: ; Start/Setup Divemode menu | |
| 840 call TFT_clear_divemode_menu ; Clear menu area | |
| 841 bcf menuview | |
| 842 extern do_main_divemenu | |
| 843 call do_main_divemenu | |
| 844 global divemode_option0_return | |
| 845 divemode_option0_return: | |
| 846 ; movlw .1 | |
| 847 ; movwf menupos ; Set to first option in divemode menu | |
| 848 call TFT_divemode_menu_cursor; Show the cursor | |
| 849 movlw divemode_menu_timeout | |
| 850 movwf timeout_counter3 ; timeout for divemode menu | |
| 851 bsf divemode_menu ; Set flag | |
| 852 clrf menupos2 ; Clear option counter | |
| 853 bra diveloop_loop4 ; Goto back to diveloop (Menuprocessor trashes STKPTR!) | |
| 854 | |
| 855 divemode_option4: | |
| 856 movlw d'58' ; two seconds left | |
| 857 movwf timeout_counter | |
| 858 movlw apnoe_timeout-1 ; apnoe timeout [min] | |
| 859 movwf apnoe_timeout_counter | |
| 860 btfss simulatormode_active ; in simulator mode? | |
| 861 return ; No | |
| 862 divemode_option1: ; Quit simulation mode | |
| 863 banksel isr_backup | |
| 864 movlw low .1000 | |
| 865 movwf sim_pressure+0 | |
| 866 movlw high .1000 | |
| 867 movwf sim_pressure+1 ; Set to 0m -> End of Dive | |
| 868 banksel common | |
| 869 call menuview_toggle_reset ; Reset to zero (Zero=no menuview) | |
| 870 | |
| 871 btfss FLAG_apnoe_mode ; In Apnoe mode? | |
| 872 return ; No | |
| 873 movlw d'58' ; two seconds left | |
| 874 movwf timeout_counter | |
| 875 movlw apnoe_timeout-1 ; apnoe timeout [min] | |
| 876 movwf apnoe_timeout_counter | |
| 877 return | |
| 878 | |
| 879 divemode_option3: ; minus 1m | |
| 880 banksel isr_backup | |
| 881 movlw d'100' | |
| 882 subwf sim_pressure+0 | |
| 883 movlw .0 | |
| 884 subwfb sim_pressure+1 | |
| 885 rcall divemode_simulator_check_limits | |
| 886 banksel common | |
| 887 return | |
| 888 | |
| 889 divemode_option2: ; plus 1m | |
| 890 banksel isr_backup | |
| 891 movlw d'100' | |
| 892 addwf sim_pressure+0 | |
| 893 movlw .0 | |
| 894 addwfc sim_pressure+1 | |
| 895 rcall divemode_simulator_check_limits | |
| 896 banksel common | |
| 897 return | |
| 898 | |
| 899 divemode_option5: | |
| 900 call menuview_toggle_reset ; Reset to zero (Zero=no menuview) | |
| 901 bsf reset_average_depth ; Set Flag | |
| 902 return | |
| 903 | |
| 904 divemode_simulator_check_limits: | |
| 905 ; Check limits (150m and 0m) | |
| 906 movlw LOW d'16000' ; Compare to 16bar=16000mbar (150m). | |
| 907 subwf sim_pressure+0,W | |
| 908 movlw HIGH d'16000' | |
| 909 subwfb sim_pressure+1,W | |
| 910 bnc divemode_simulator_check_limits2 ; No-carry = borrow = not deeper | |
| 911 | |
| 912 ; Too deep, limit to 150m | |
| 913 movlw LOW d'16000' | |
| 914 movwf sim_pressure+0 | |
| 915 movlw HIGH d'16000' | |
| 916 movwf sim_pressure+1 | |
| 917 return | |
| 918 divemode_simulator_check_limits2: | |
| 919 movlw LOW d'1000' ; Compare to 1bar == 0m == 1000 mbar. | |
| 920 subwf sim_pressure+0,W | |
| 921 movlw HIGH d'1000' | |
| 922 subwfb sim_pressure+1,W | |
| 923 btfsc STATUS,C ; No-carry = borrow = not deeper. | |
| 924 return ; Deeper than 0m == Ok. | |
| 925 ; Too shallow, limit to 0m | |
| 926 movlw LOW d'1000' | |
| 927 movwf sim_pressure+0 | |
| 928 movlw HIGH d'1000' | |
| 929 movwf sim_pressure+1 | |
| 930 return | |
| 931 | |
| 932 ;============================================================================= | |
| 933 ; Compare all enabled gas in list, to see if a better one is available. | |
| 934 ; | |
| 935 ; Output: better_gas_available, better_gas_number | |
| 936 ; | |
| 937 check_gas_change: ; Checks if a better gas should be selected (by user) | |
| 938 bcf better_gas_available ;=1: A better gas is available and a gas change is advised in divemode | |
| 939 clrf better_gas_number ; Clear better gas register | |
| 940 | |
| 941 SAFE_2BYTE_COPY rel_pressure,xA | |
| 942 movlw d'100' | |
| 943 movwf xB+0 | |
| 944 clrf xB+1 | |
| 945 call div16x16 ; compute depth in full m -> result in xC+0 | |
| 946 | |
| 947 btfss FLAG_ccr_mode ; In CCR mode... | |
| 948 bra check_gas_change_OC_bail; No, check for OC or bailout | |
| 949 btfsc is_bailout ; Bailout? | |
| 950 bra check_gas_change_OC_bail; Yes, check for OC or bailout | |
| 951 | |
| 952 ; Check Diluents | |
| 953 movlw .0 | |
| 954 rcall check_dil_common ; With Gas 0-4 in WREG | |
| 955 movlw .1 | |
| 956 rcall check_dil_common ; With Gas 0-4 in WREG | |
| 957 movlw .2 | |
| 958 rcall check_dil_common ; With Gas 0-4 in WREG | |
| 959 movlw .3 | |
| 960 rcall check_dil_common ; With Gas 0-4 in WREG | |
| 961 movlw .4 | |
| 962 rcall check_dil_common ; With Gas 0-4 in WREG | |
| 963 bra check_gas_change_exit | |
| 964 | |
| 965 check_gas_change_OC_bail: | |
| 966 movlw .0 | |
| 967 rcall check_gas_common ; With Gas 0-4 in WREG | |
| 968 movlw .1 | |
| 969 rcall check_gas_common ; With Gas 0-4 in WREG | |
| 970 movlw .2 | |
| 971 rcall check_gas_common ; With Gas 0-4 in WREG | |
| 972 movlw .3 | |
| 973 rcall check_gas_common ; With Gas 0-4 in WREG | |
| 974 movlw .4 | |
| 975 rcall check_gas_common ; With Gas 0-4 in WREG | |
| 976 ; bra check_gas_change_exit | |
| 977 check_gas_change_exit: | |
| 978 btfss better_gas_available ; Is a better gas available | |
| 979 bcf blinking_better_gas ; No, Clear blinking flag | |
| 980 btfss better_gas_available ; Is a better gas available | |
| 981 clrf better_gas_number ; No, Clear better_gas_number (For gaslist display) | |
| 982 call TFT_active_gas_divemode ; Display gas/Setpoint | |
| 983 return | |
| 984 | |
| 985 check_gas_common: ; With Gas 0-4 in WREG | |
| 986 btfsc better_gas_available ; Better Gas already found? | |
| 987 return ; Yes, return | |
| 988 lfsr FSR1,opt_gas_type ; 0=Disabled, 1=First, 2=Travel, 3=Deco | |
| 989 btfss PLUSW1,0 ; Test for Bit0 and 1 -> type=3 -> Deco | |
| 990 return ; No | |
| 991 btfss PLUSW1,1 ; Test for Bit0 and 1 -> type=3 -> Deco | |
| 992 return ; No | |
| 993 incf WREG,W ; 1-5 | |
| 994 cpfseq active_gas ; is this gas currently selected? | |
| 995 bra check_gas_common2 ; No | |
| 996 return ; Yes, skip test for active gas | |
| 997 check_gas_common2: | |
| 998 decf WREG,W ; 0-4 | |
| 999 movwf hi ; Save tested gas 0-4 | |
| 1000 lfsr FSR1,char_I_deco_gas_change | |
| 1001 movff PLUSW1,lo ; Change depth into lo | |
| 1002 movlw minimum_change_depth | |
| 1003 cpfsgt lo ; Change depth>minimum_change_depth? | |
| 1004 return ; No, Change depth not deep enough, skip! | |
| 1005 movf xC+0,W ; load depth in m into WREG | |
| 1006 cpfsgt lo ; gas_change_depth < current depth? | |
| 1007 return ; No, check next gas | |
| 1008 incf hi,W ; 1-5 | |
| 1009 movwf better_gas_number ; number (1-5) of the "better gas" in divemode, =0: no better gas available | |
| 1010 movlw better_gas_window | |
| 1011 subwf lo,W ; Change depth-better_gas_window | |
| 1012 cpfslt xC+0 ; current depth<Change depth-better_gas_window? | |
| 1013 bsf better_gas_available ;=1: A better gas is available and a gas change is advised in divemode | |
| 1014 return | |
| 1015 | |
| 1016 check_dil_common: ; With Dil 0-4 in WREG | |
| 1017 btfsc better_gas_available ; Better Diluent already found? | |
| 1018 return ; Yes, return | |
| 1019 lfsr FSR1,opt_dil_type ; 0=Disabled, 1=First, 2=Normal | |
| 1020 tstfsz PLUSW1 ; =0? | |
| 1021 bra check_dil_common1 ; No | |
| 1022 return ; Yes, skip inactive diluents for test | |
| 1023 check_dil_common1: | |
| 1024 incf WREG,W ; 1-5 | |
| 1025 cpfseq active_gas ; is this diluent currently selected? | |
| 1026 bra check_dil_common2 ; No | |
| 1027 return ; Yes, skip test for active diluent | |
| 1028 check_dil_common2: | |
| 1029 decf WREG,W ; 0-4 | |
| 1030 movwf hi ; Save tested diluent 0-4 | |
| 1031 lfsr FSR1,char_I_dil_change | |
| 1032 movff PLUSW1,lo ; Change depth into lo | |
| 1033 movlw minimum_change_depth | |
| 1034 cpfsgt lo ; Change depth>minimum_change_depth? | |
| 1035 return ; No, Change depth not deep enough, skip! | |
| 1036 movf xC+0,W ; load depth in m into WREG | |
| 1037 cpfsgt lo ; gas_change_depth < current depth? | |
| 1038 return ; No, check next gas | |
| 1039 incf hi,W ; 1-5 | |
| 1040 addlw .5 ; 6-10 | |
| 1041 movwf better_gas_number ; number (1-5) of the "better gas" in divemode, =0: no better gas available | |
| 1042 movlw better_gas_window | |
| 1043 subwf lo,W ; Change depth-better_gas_window | |
| 1044 cpfslt xC+0 ; current depth<Change depth-better_gas_window? | |
| 1045 bsf better_gas_available ;=1: A better gas is available and a gas change is advised in divemode | |
| 1046 return | |
| 1047 | |
| 1048 ;============================================================================= | |
| 1049 ; Setup everything to enter divemode. | |
| 1050 ; | |
| 1051 | |
| 1052 dive_boot_oc: | |
| 1053 extern get_first_gas_to_WREG | |
| 1054 call get_first_gas_to_WREG ; Gets first gas (0-4) into WREG | |
| 1055 movff WREG,char_I_first_gas ; Copy for compatibility | |
| 1056 movff WREG,active_gas ; Set for logbook and display | |
| 1057 rcall setup_gas_registers ; With WREG=Gas 0-4 | |
| 1058 return | |
| 1059 | |
| 1060 dive_boot_cc: | |
| 1061 rcall divemode_setup_sensor_values ; setup sensor values | |
| 1062 TSTOSS opt_ccr_mode ; =0: Fixed SP, =1: Sensor | |
| 1063 movff char_I_setpoint_cbar+0,char_I_const_ppO2 ; Setup fixed Setpoint (Always start with SP1) | |
| 1064 extern get_first_dil_to_WREG | |
| 1065 call get_first_dil_to_WREG ; Gets first gas (0-4) into WREG | |
| 1066 movff WREG,char_I_first_gas ; Copy for compatibility | |
| 1067 movff WREG,active_gas ; Set for logbook and display | |
| 1068 rcall setup_dil_registers ; With WREG=Gas 0-4 | |
| 1069 return | |
| 1070 | |
| 1071 diveloop_boot: | |
| 1072 call restart_set_modes_and_flags | |
| 1073 | |
| 1074 call I2C_sleep_accelerometer ; Stop accelerometer | |
| 1075 call I2C_sleep_compass ; Stop compass | |
| 1076 | |
| 1077 clrf WREG | |
| 1078 movff WREG,max_pressure+0 ; clear some variables | |
| 1079 movff WREG,max_pressure+1 | |
| 1080 | |
| 1081 bcf use_agf ; Start with normal GF set | |
| 1082 bcf divemode_menu ; clear divemode menu flag | |
| 1083 movlw d'1' | |
| 1084 movwf apnoe_max_pressure+0 | |
| 1085 clrf apnoe_max_pressure+1 | |
| 1086 clrf apnoe_surface_mins | |
| 1087 clrf apnoe_surface_secs | |
| 1088 clrf apnoe_mins | |
| 1089 clrf apnoe_secs | |
| 1090 clrf divemins+0 | |
| 1091 clrf divemins+1 | |
| 1092 bcf no_more_divesecs ; =1: Do no longer show seconds in divemode | |
| 1093 bcf divemode_menu_active | |
| 1094 clrf menupos | |
| 1095 clrf menupos3 ; Reset to zero (Zero=no custom view) | |
| 1096 clrf menupos2 ; Reset to zero (Zero=no premenu or simulator task) | |
| 1097 | |
| 1098 bcf is_bailout ; =1: Bailout | |
| 1099 btfss FLAG_ccr_mode | |
| 1100 rcall dive_boot_oc | |
| 1101 btfsc FLAG_ccr_mode | |
| 1102 rcall dive_boot_cc | |
| 1103 | |
| 1104 bcf better_gas_available ;=1: A better gas is available and a gas change is advised in divemode | |
| 1105 clrf better_gas_number ; Clear better gas register | |
| 1106 | |
| 1107 clrf samplesecs | |
| 1108 clrf apnoe_timeout_counter ; timeout in minutes | |
| 1109 clrf timeout_counter ; takes care of the timeout (Low byte) | |
| 1110 clrf timeout_counter2 ; takes care of the timeout (High byte) | |
| 1111 clrf AlarmType ; Clear all alarms | |
| 1112 bcf event_occured ; clear flag | |
| 1113 clrf total_divetime_seconds+1 | |
| 1114 clrf average_depth_hold_total+0 | |
| 1115 clrf average_depth_hold_total+1 | |
| 1116 clrf average_depth_hold_total+2 | |
| 1117 clrf average_depth_hold_total+3 ; Clear Non-Resettable Average | |
| 1118 rcall reset_average1 ; Reset the resettable average depth | |
| 1119 bcf decostop_active | |
| 1120 bcf better_gas_available ;=1: A better gas is available and a gas change is advised in divemode | |
| 1121 call ghostwriter_short_header ; Write short header with divenumber into profile memory | |
| 1122 | |
| 1123 btfsc simulatormode_active | |
| 1124 bra diveloop_boot_1 | |
| 1125 ; Normal mode = Surface pressure is the pressure 30mn before dive. | |
| 1126 SAFE_2BYTE_COPY last_surfpressure_30min, int_I_pres_surface ;copy surfacepressure to deco routine | |
| 1127 SAFE_2BYTE_COPY last_surfpressure_30min, last_surfpressure ;copy surfacepressure to last_surfpressure for correct depth | |
| 1128 bra diveloop_boot_2 | |
| 1129 | |
| 1130 diveloop_boot_1: | |
| 1131 ; Simulator mode: Surface pressure is 1bar. | |
| 1132 movlw LOW .1000 | |
| 1133 movff WREG,int_I_pres_surface+0 ; LOW copy surfacepressure to deco routine | |
| 1134 movlw HIGH .1000 | |
| 1135 movff WREG,int_I_pres_surface+1 ; HIGH copy surfacepressure to deco routine | |
| 1136 | |
| 1137 diveloop_boot_2: | |
| 1138 SAFE_2BYTE_COPY temperature,minimum_temperature ; Reset Min-Temp registers | |
| 1139 | |
| 1140 ; Init profile recording parameters | |
|
23
e402813343b6
new option to switch samplingrate between 10s and 2s
heinrichsweikamp
parents:
0
diff
changeset
|
1141 movff samplingrate,samplesecs_value ; to avoid EEPROM access in the ISR |
| 0 | 1142 movlw div_temperature |
| 1143 movwf divisor_temperature ; load divisors for profile storage | |
| 1144 movlw div_deco | |
| 1145 movwf divisor_deco | |
| 1146 movlw div_gf | |
| 1147 movwf divisor_gf | |
| 1148 movlw div_ppo2_sensors | |
| 1149 movwf divisor_ppo2_sensors | |
| 1150 movlw div_decoplan | |
| 1151 movwf divisor_decoplan | |
| 1152 movlw div_cns | |
| 1153 movwf divisor_cns | |
| 1154 movlw div_tank | |
| 1155 movwf divisor_tank | |
| 1156 | |
| 1157 btfss FLAG_apnoe_mode ; In Apnoe mode? | |
| 1158 bra divemode1 | |
| 1159 ; Overwrite some parameters in Apnoe mode.... | |
| 1160 movlw samplingrate_apnoe | |
| 1161 movwf samplesecs_value ; to avoid EEPROM access in the ISR | |
| 1162 | |
| 1163 divemode1: | |
| 1164 bcf LEDg | |
| 1165 bcf LEDr | |
| 1166 bcf realdive | |
| 1167 btfss simulatormode_active ; do not disable in simulator mode! | |
| 1168 call disable_rs232 ; Disable RS232 | |
| 1169 btfsc enable_screen_dumps ; =1: Ignore vin_usb, wait for "l" command (Screen dump) | |
| 1170 call enable_rs232 ; Also sets to speed_normal ... | |
| 1171 movlw .2 | |
| 1172 movwf total_divetime_seconds+0 | |
| 1173 movwf divesecs ; Start at 2seconds | |
| 1174 bsf divemode2 ; displayed divetime is running (Divetime starts HERE) | |
| 1175 | |
| 1176 movff int_O_CNS_fraction+0,CNS_start+0 | |
| 1177 movff int_O_CNS_fraction+1,CNS_start+1 ; Save CNS value at beginning of dive | |
| 1178 movff char_O_relative_gradient_GF,GF_start ; Save GF value at beginning of dive | |
| 1179 return ; Done with divemode boot | |
| 1180 | |
| 1181 divemode_check_for_warnings: | |
| 1182 btfss secs,1 ; Every four seconds | |
| 1183 return | |
| 1184 | |
| 1185 movf warning_counter_backup,W | |
| 1186 cpfseq warning_counter ; warning_counter_backup = warning_counter? | |
| 1187 call TFT_clear_warning_text ; No, clear all warnings | |
| 1188 movff warning_counter,warning_counter_backup ; copy warning_counter | |
| 1189 | |
| 1190 bcf warning_active ; Clear flag | |
| 1191 clrf warning_counter ; Clear counter | |
| 1192 | |
| 1193 ; Warnings for all modes | |
| 1194 call check_warn_battery ; Check if the battery level should be displayed/warned | |
| 1195 | |
| 1196 btfsc FLAG_apnoe_mode ; Done for Apnoe or Gauge mode | |
| 1197 bra divemode_check_for_warnings2 | |
| 1198 btfsc FLAG_gauge_mode ; Done for Apnoe or Gauge mode | |
| 1199 bra divemode_check_for_warnings2 | |
| 1200 | |
| 1201 ; Warnings only in deco modes | |
| 1202 btfss FLAG_ccr_mode ; Don't check in CCR mode | |
| 1203 rcall check_ppO2 ; check ppO2 and displays warning, if required | |
| 1204 btfsc is_bailout ; But check in Bailout case... | |
| 1205 rcall check_ppO2 ; check ppO2 and displays warning, if required | |
| 1206 rcall check_cns_violation ; Check CNS value and display it, if required | |
| 1207 btfsc decostop_active ; In deco mode? | |
| 1208 rcall check_and_store_gf_violation ; Yes, Sets warnings, if required | |
| 1209 btfsc decostop_active ; In deco mode? | |
| 1210 call TFT_ftts ; Show @+x time | |
| 1211 btfsc use_agf ; In aGF mode? | |
| 1212 rcall warn_agf ; Yes, show a warning for it | |
| 1213 | |
| 1214 divemode_check_for_warnings2: | |
| 1215 ; Display the warning icon? | |
| 1216 btfsc warning_active ; Any warning active? | |
| 1217 call TFT_divemode_warning ; Yes | |
| 1218 btfss warning_active ; Any warning active? | |
| 1219 call TFT_divemode_warning_clear ; No, clear warning icon | |
| 1220 | |
| 1221 ; Setup warning_page number | |
| 1222 incf warning_page,F | |
| 1223 bcf STATUS,C | |
| 1224 rlcf warning_page,W ; *2 | |
| 1225 cpfsgt warning_counter ; > warning_counter | |
| 1226 clrf warning_page ; No, clear | |
| 1227 | |
| 1228 ; Clear 2nd row of warnings if there is nothing to show (on this page) | |
| 1229 btfss second_row_warning ; =1: The second row contains a warning | |
| 1230 call TFT_clear_warning_text_2nd_row ; No, clear this row | |
| 1231 return ; Done. | |
| 1232 | |
| 1233 global check_warn_battery | |
| 1234 check_warn_battery: | |
| 1235 movff batt_percent,lo | |
| 1236 movlw battery_show_level+1 | |
| 1237 cpfslt lo | |
| 1238 return ; No Display, no warning | |
| 1239 ; Display Battery, but warn? | |
| 1240 incf warning_counter,F ; increase counter | |
| 1241 call TFT_update_batt_percent_divemode ; Show percent | |
| 1242 | |
| 1243 movlw color_code_battery_low+1 | |
| 1244 cpfslt lo ; | |
| 1245 return ; No warning | |
| 1246 bsf warning_active ; Set Warning flag | |
| 1247 return | |
| 1248 | |
| 1249 check_ppO2: ; check current ppO2 and display warning if required | |
| 1250 SAFE_2BYTE_COPY amb_pressure, xA | |
| 1251 movlw d'10' | |
| 1252 movwf xB+0 | |
| 1253 clrf xB+1 | |
| 1254 call div16x16 ; xC=p_amb/10 | |
| 1255 | |
| 1256 movff xC+0,xA+0 | |
| 1257 movff xC+1,xA+1 | |
| 1258 movff char_I_O2_ratio,xB+0 ; =O2 ratio | |
| 1259 clrf xB+1 | |
| 1260 call mult16x16 ; char_I_O2_ratio * p_amb/10 | |
| 1261 | |
| 1262 ; Check very high ppO2 manually | |
| 1263 tstfsz xC+2 ; char_I_O2_ratio * p_amb/10 > 65536, ppO2>6,55bar? | |
| 1264 bra check_ppO2_1 ; Yes, display Value! | |
| 1265 ; Check if ppO2>3,30bar | |
| 1266 btfsc xC+1,7 | |
| 1267 bra check_ppO2_1 ; Yes! | |
| 1268 | |
| 1269 ; Check for low ppo2 | |
| 1270 movff xC+0,sub_b+0 | |
| 1271 movff xC+1,sub_b+1 | |
| 1272 movff opt_ppO2_min,WREG | |
| 1273 mullw d'100' ; opt_ppO2_min*100 | |
| 1274 movff PRODL,sub_a+0 | |
| 1275 movff PRODH,sub_a+1 | |
| 1276 call subU16 | |
| 1277 btfsc neg_flag | |
| 1278 bra check_ppO2_0 ; Not too low | |
| 1279 ; ppO2 low | |
| 1280 incf warning_counter,F ; increase counter | |
| 1281 call TFT_display_ppo2 ; Show ppO2 | |
| 1282 movlw d'4' ; Type of Alarm (ppO2 low) | |
| 1283 movwf AlarmType ; Copy to Alarm Register | |
| 1284 bsf event_occured ; Set Event Flag | |
| 1285 bsf warning_active ; Set Warning flag | |
| 1286 return ; Done. | |
| 1287 | |
| 1288 check_ppO2_0: | |
| 1289 ; Check if ppO2 should be displayed | |
| 1290 movlw ppo2_display_high | |
| 1291 mullw d'100' ; ppo2_display_high*100 | |
| 1292 movff PRODL,sub_a+0 | |
| 1293 movff PRODH,sub_a+1 | |
| 1294 call subU16 | |
| 1295 btfss neg_flag | |
| 1296 return ; No Display, no warning | |
| 1297 ; Display ppO2, but warn? | |
| 1298 incf warning_counter,F ; increase counter | |
| 1299 call TFT_display_ppo2 ; Show ppO2 | |
| 1300 | |
| 1301 ;check if we are within our warning thresholds! | |
| 1302 movff xC+0,sub_b+0 | |
| 1303 movff xC+1,sub_b+1 | |
| 1304 movff opt_ppO2_max,WREG ; PPO2 Max for MOD calculation and color coding in divemode | |
| 1305 mullw d'100' ; opt_ppO2_max*100 | |
| 1306 movff PRODL,sub_a+0 | |
| 1307 movff PRODH,sub_a+1 | |
| 1308 call subU16 | |
| 1309 btfss neg_flag | |
| 1310 return ; Done. Not too high | |
| 1311 movlw d'5' ; Type of Alarm (ppO2 high) | |
| 1312 movwf AlarmType ; Copy to Alarm Register | |
| 1313 bsf event_occured ; Set Event Flag | |
| 1314 bsf warning_active ; Set Warning flag | |
| 1315 return ; Done. | |
| 1316 | |
| 1317 check_ppO2_1: ; ppO2 very high | |
| 1318 incf warning_counter,F ; increase counter | |
| 1319 call TFT_display_ppo2 ; Show ppO2 | |
| 1320 movlw d'5' ; Type of Alarm | |
| 1321 movwf AlarmType ; Copy to Alarm Register | |
| 1322 bsf event_occured ; Set Event Flag | |
| 1323 bsf warning_active ; Set Warning flag | |
| 1324 return ; Done. | |
| 1325 | |
| 1326 global check_cns_violation | |
| 1327 check_cns_violation: | |
| 1328 ; Check if CNS should be displayed | |
| 1329 movff int_O_CNS_fraction+1,lo ; copy into bank1 | |
| 1330 tstfsz lo ; >255% ? | |
| 1331 bra check_cns_violation2 ; Yes | |
| 1332 movff int_O_CNS_fraction+0,lo ; copy into bank1 | |
| 1333 | |
| 1334 movlw cns_warning_high ; cns_warning_high | |
| 1335 subwf lo,W | |
| 1336 btfsc STATUS,C | |
| 1337 bsf warning_active ; Set Warning flag | |
| 1338 | |
| 1339 movlw cns_display_high ; cns_display_high | |
| 1340 subwf lo,W | |
| 1341 btfss STATUS,C | |
| 1342 return ; No Display, no warning | |
| 1343 ; Display CNS | |
| 1344 incf warning_counter,F ; increase counter | |
| 1345 call TFT_display_cns ; Show CNS | |
| 1346 return | |
| 1347 | |
| 1348 check_cns_violation2: | |
| 1349 incf warning_counter,F ; increase counter | |
| 1350 call TFT_display_cns ; Show CNS | |
| 1351 bsf warning_active ; Set Warning flag | |
| 1352 return | |
| 1353 | |
| 1354 global check_and_store_gf_violation | |
| 1355 check_and_store_gf_violation: | |
| 1356 movff char_O_gradient_factor,lo ; gradient factor absolute (Non-GF model) | |
| 1357 movff char_I_deco_model,hi | |
| 1358 decfsz hi,F ; jump over next line if char_I_deco_model == 1 | |
| 1359 movff char_O_relative_gradient_GF,lo ; gradient factor relative (GF model) | |
| 1360 | |
| 1361 movlw gf_warning_high | |
| 1362 cpfsgt lo | |
| 1363 bra check_and_store_gf_violation2 ; No warning | |
| 1364 movlw d'2' ; Type of Alarm | |
| 1365 movwf AlarmType ; Copy to Alarm Register | |
| 1366 bsf event_occured ; Set Event Flag | |
| 1367 bsf warning_active ; Set Warning flag | |
| 1368 check_and_store_gf_violation2: | |
| 1369 movlw gf_display_high | |
| 1370 cpfsgt lo | |
| 1371 return ; No Display, no warning | |
| 1372 ; Display GF | |
| 1373 incf warning_counter,F ; increase counter | |
| 1374 call TFT_warning_gf ; Show GF Warning | |
| 1375 return | |
| 1376 | |
| 1377 warn_agf: | |
| 1378 incf warning_counter,F ; increase counter | |
| 1379 call TFT_warning_agf ; Show aGF warning | |
| 1380 bsf warning_active ; Set Warning flag | |
| 1381 return | |
| 1382 | |
| 1383 | |
| 1384 END |