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annotate code_part1/OSTC_code_asm_part1/divemode.asm @ 336:9ee86a19f1fa ScreenDump
Beter compression for black/white pixels: ~1sec screen dumps.
| author | JeanDo |
|---|---|
| date | Mon, 16 May 2011 23:52:38 +0200 |
| parents | d36fe3651d56 |
| children | 797e2ac42d24 |
| rev | line source |
|---|---|
| 0 | 1 |
| 2 ; OSTC - diving computer code | |
| 3 ; Copyright (C) 2008 HeinrichsWeikamp GbR | |
| 4 | |
| 5 ; This program is free software: you can redistribute it and/or modify | |
| 6 ; it under the terms of the GNU General Public License as published by | |
| 7 ; the Free Software Foundation, either version 3 of the License, or | |
| 8 ; (at your option) any later version. | |
| 9 | |
| 10 ; This program is distributed in the hope that it will be useful, | |
| 11 ; but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 12 ; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 13 ; GNU General Public License for more details. | |
| 14 | |
| 15 ; You should have received a copy of the GNU General Public License | |
| 16 ; along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 17 | |
| 18 | |
| 19 ; Mainroutines for divemode | |
| 20 ; written by: Matthias Heinrichs, info@heinrichsweikamp.com | |
| 21 ; written: 10/01/05 | |
| 22 ; last updated: 15/05/08 | |
| 23 ; known bugs: | |
| 24 ; ToDo: | |
| 25 | |
| 26 diveloop: | |
| 27 call diveloop_boot ; Boot tasks for all modes | |
| 28 | |
| 256 | 29 ; start timer3 for deco routine CPU usesage monitor |
| 30 movlw b'00000011' | |
| 31 movwf T3CON ; Timer3 with 32768Hz clock running | |
| 32 | |
| 0 | 33 ; Startup Tasks for all modes |
| 34 ostc_debug 'R' ; Sends debug-information to screen if debugmode active | |
| 35 call PLED_ClearScreen ; clean up OLED | |
| 36 call PLED_divemode_mask ; Display mask | |
| 37 call PLED_active_gas_divemode ; Display gas, if required | |
| 38 call PLED_temp_divemode ; Displays temperature | |
| 39 | |
| 40 btfsc FLAG_apnoe_mode | |
| 41 bsf realdive ; Set Realdive flag in Apnoe mode | |
| 42 | |
| 43 btfsc gauge_mode | |
| 44 bra diveloop_loop ; Skip in gauge mode | |
| 45 btfsc FLAG_apnoe_mode | |
| 46 bra diveloop_loop ; Skip in apnoe mode | |
| 47 | |
| 48 ; Startup Tasks for deco modes | |
| 49 call PLED_display_ndl_mask ; display "no stop" if not in gauge or apnoe mode | |
| 50 | |
| 51 diveloop_loop: ; The diveloop starts here | |
| 52 btfss onesecupdate ; tasks any new second | |
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53 bra diveloop_loop3 |
| 0 | 54 |
| 55 btfsc gauge_mode ; Only in gauge mode | |
| 56 bra diveloop_loop1a ; One Second Tasks in Gauge mode | |
| 57 btfsc FLAG_apnoe_mode ; Only in apnoe mode | |
| 58 bra diveloop_loop1b ; One Second Tasks in Apnoe mode | |
| 59 btfsc FLAG_const_ppO2_mode ; only in const_ppO2_mode | |
| 60 bra diveloop_loop1c ; One Second Tasks in const_ppO2 mode | |
| 61 | |
| 62 ; Tasks only for OC modes | |
| 63 call check_ppO2 ; check ppO2 and displays warning if required | |
| 64 call calc_deko_divemode ; calculate decompression and display result (any two seconds) | |
| 65 bra diveloop_loop1x ; Common Tasks | |
| 66 | |
| 67 ; Tasks only for Gauge mode | |
| 68 diveloop_loop1a: | |
| 106 | 69 btfss premenu ; Is the divemode menu active? |
| 0 | 70 call PLED_divemins ; display (new) divetime! |
| 71 call timeout_divemode ; dive finished? This routine sets the required flags | |
| 72 | |
| 73 btfsc twosecupdate ; two seconds after the last call | |
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74 bra diveloop_loop1a2 ; Common Tasks |
| 0 | 75 |
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76 bsf twosecupdate ; Routines used in the "other second" |
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77 call calc_average_depth ; calculate average depth |
| 0 | 78 |
| 79 bra diveloop_loop1x ; Common Tasks | |
| 80 | |
| 81 diveloop_loop1a2: | |
| 82 bcf twosecupdate | |
| 83 bra diveloop_loop1x ; Common Tasks | |
| 84 | |
| 85 ; Tasks only for Apnoe mode | |
| 86 diveloop_loop1b: | |
| 87 call divemode_apnoe_tasks ; 1 sec. Apnoe tasks | |
| 88 bra diveloop_loop1x ; Common Tasks | |
| 89 | |
| 90 ; Tasks only for ppO2 mode | |
| 91 diveloop_loop1c: | |
| 92 call PLED_const_ppO2_value ; display const ppO2 setting in [Bar] | |
| 93 call calc_deko_divemode ; calculate decompression and display result (any two seconds) | |
| 3 | 94 btfsc is_bailout ; Are we in Bailout mode? |
| 95 call check_ppO2_bail ; Yes, display ppO2 (If required) | |
| 96 | |
| 0 | 97 bra diveloop_loop1x ; Common Tasks |
| 98 | |
| 99 ; Common Tasks for all modes | |
| 100 diveloop_loop1x: | |
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101 call customview_second ; Do every-second tasks for the custom view area |
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102 |
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103 GETCUSTOM8 d'38' ; Show seconds (=1?) |
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104 movwf lo |
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105 movlw d'1' |
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106 cpfseq lo ; =1? |
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107 bra diveloop_loop1y ; No, minutes only |
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108 bsf update_divetime ; Set Update flag |
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109 diveloop_loop1y: |
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110 btfss update_divetime ; display new divetime? |
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111 bra diveloop_loop1z ; No |
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112 btfsc premenu ; Is the divemode menu active? |
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113 bra diveloop_loop1z ; Yes |
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114 call PLED_divemins ; Display (new) divetime! |
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115 |
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116 diveloop_loop1z |
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117 bcf update_divetime ; clear flag |
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118 |
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119 btfsc FLAG_const_ppO2_mode ; only in const_ppO2_mode |
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120 call PLED_const_ppO2_value ; display const ppO2 setting in [Bar] |
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121 btfsc ppO2_show_value ; show ppO2? |
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122 call check_ppO2 ; check ppO2 and displays warning if required |
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123 |
| 0 | 124 call timeout_divemode ; dive finished? This routine sets the required flags |
| 125 btfsc low_battery_state ; If battery is low, then... | |
| 141 | 126 call update_batt_voltage_divemode ; Display Battery Warning Text |
| 0 | 127 btfsc premenu ; is Menu? displayed? |
| 128 call timeout_premenu_divemode ; No, so check for timeout premenu | |
| 129 btfsc menubit ; is the Dive mode menu displayed? | |
| 130 call timeout_divemenu ; Yes, so check for timeout divemenu | |
| 131 call set_leds_divemode ; Sets warnings, if required. Also Sets buzzer | |
| 132 btfsc enter_error_sleep ; Enter Fatal Error Routine? | |
| 16 | 133 call fatal_error_sleep ; Yes (In Sleepmode_vxx.asm!) |
| 0 | 134 |
| 135 bcf onesecupdate ; one seconds update done | |
| 136 | |
| 137 diveloop_loop3: | |
| 138 btfss menubit ; Divemode menu active? | |
| 139 call test_switches_divemode ; No, Check switches normal | |
| 140 | |
| 141 btfsc menubit ; Divemode menu active? | |
| 142 call test_switches_divemode_menu ; Yes, check switches divemode menu | |
| 143 | |
| 144 btfss divemode ; Dive finished? | |
| 145 bra end_dive ; Dive finished! | |
| 146 | |
| 147 btfsc pressure_refresh ; new pressure available? | |
| 148 call update_divemode1 ; Yes, display new depth | |
| 149 bcf pressure_refresh ; until new pressure is available | |
| 150 | |
| 151 btfsc oneminupdate ; one minute tasks | |
| 152 call update_divemode60 ; Update clock, etc. | |
| 153 | |
| 154 btfsc store_sample ; store new sample? | |
| 155 call store_dive_data ; Store profile data | |
| 156 | |
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157 btfsc toggle_customview ; Next view? |
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158 call customview_toggle ; Yes, show next customview (and delete this flag) |
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159 |
| 335 | 160 btfsc simulatormode_active ; Is Simualtor mode active ? |
| 161 bra diveloop_loop4 ; YES: don't sleep | |
| 2 | 162 |
| 335 | 163 btfsc menubit ; Sleep only with inactive menu... |
| 164 bra diveloop_loop5 | |
| 2 | 165 |
| 0 | 166 sleep |
| 167 nop | |
| 335 | 168 bra diveloop_loop ; Loop the divemode |
| 169 | |
| 170 diveloop_loop4: ; And test screen dumps too! | |
| 171 btfsc uart_dump_screen ; Asked to dump screen contains ? | |
| 172 call dump_screen ; Yes! | |
| 173 | |
| 174 diveloop_loop5: | |
| 0 | 175 bra diveloop_loop ; Loop the divemode |
| 176 | |
| 177 timeout_premenu_divemode: | |
| 128 | 178 incf timeout_counter3,F ; Yes... |
| 0 | 179 |
| 128 | 180 GETCUSTOM8 d'4' ; loads premenu_timeout into WREG |
| 181 cpfsgt timeout_counter3 ; ... longer then premenu_timeout | |
| 182 return ; No! | |
| 0 | 183 |
| 128 | 184 bcf premenu ; Yes, so clear "Menu?" and clear pre_menu bit |
| 185 call PLED_menu_clear ; Remove "Menu?" | |
| 0 | 186 return |
| 187 | |
| 128 | 188 divemode_apnoe_tasks: ; 1 sec. Apnoe tasks |
| 0 | 189 call PLED_display_apnoe_descent ; Show descent timer |
| 190 | |
| 191 btfsc divemode2 ; Time running? | |
| 192 bra divemode_apnoe_tasks2 ; New descent, reset data if flag is set | |
| 193 | |
| 194 call PLED_display_apnoe_surface | |
| 195 incf apnoe_surface_secs,F | |
| 196 movlw d'60' | |
| 197 cpfseq apnoe_surface_secs | |
| 198 bra divemode_apnoe_tasks1 | |
| 199 clrf apnoe_surface_secs | |
| 200 incf apnoe_surface_mins,F | |
| 201 | |
| 202 divemode_apnoe_tasks1: | |
| 203 bcf FLAG_active_descent ; Clear flag | |
| 204 btfsc divemode2 ; Time running? | |
| 205 return ; Yes, return | |
| 206 | |
| 207 bsf FLAG_active_descent ; Set Flag | |
| 208 return | |
| 209 | |
| 210 divemode_apnoe_tasks2: | |
| 211 btfss FLAG_active_descent ; Are descending? | |
| 212 return ; No, We are at the surface | |
| 213 rcall apnoe_calc_maxdepth ; Yes! | |
| 214 | |
| 215 divemode_apnoe_tasks3: | |
| 216 call PLED_apnoe_clear_surface ; Clear Surface timer | |
| 217 | |
| 218 clrf apnoe_timeout_counter ; Delete timeout | |
| 219 clrf apnoe_surface_secs | |
| 220 clrf apnoe_surface_mins | |
| 221 clrf apnoe_secs | |
| 222 clrf apnoe_mins ; Reset Descent time | |
| 223 clrf max_pressure+0 | |
| 224 clrf max_pressure+1 ; Reset Max. Depth | |
| 225 bcf FLAG_active_descent ; Clear flag | |
| 226 return | |
| 227 | |
| 228 apnoe_calc_maxdepth: | |
| 229 movff apnoe_max_pressure+0,sub_a+0 | |
| 230 movff apnoe_max_pressure+1,sub_a+1 | |
| 231 movff max_pressure+0,sub_b+0 | |
| 232 movff max_pressure+1,sub_b+1 | |
| 233 call sub16 ; sub_c = sub_a - sub_b | |
| 234 ; apnoe_max_pressure<max_pressure -> neg_flag=1 | |
| 235 ; max_pressure<=apnoe_max_pressure -> neg_flag=0 | |
| 236 btfss neg_flag | |
| 237 return | |
| 238 ;apnoe_max_pressure<max_pressure | |
| 239 movff max_pressure+0,apnoe_max_pressure+0 | |
| 240 movff max_pressure+1,apnoe_max_pressure+1 | |
| 241 return | |
| 242 | |
| 243 set_leds_divemode: | |
| 244 movff char_O_gradient_factor,lo ; gradient factor absolute | |
| 245 | |
| 246 GETCUSTOM8 d'14' ; threshold for LED warning | |
| 247 cpfslt lo ; | |
| 248 call warn_gf1 ; show warning, set flags | |
| 249 | |
| 250 movff char_I_deco_model,lo | |
| 251 decfsz lo,W ; jump over return if char_I_deco_model == 1 | |
| 252 return | |
| 253 | |
| 254 movff char_O_relative_gradient_GF,lo ; gradient factor relative (GF model) | |
| 255 | |
| 256 GETCUSTOM8 d'14' ; threshold for LED warning | |
| 257 cpfslt lo ; | |
| 258 call warn_gf1 ; show warning, set flags | |
| 259 | |
| 260 return | |
| 261 | |
| 262 warn_gf1: | |
| 263 movlw d'2' ; Type of Alarm | |
| 264 movwf AlarmType ; Copy to Alarm Register | |
| 265 bsf event_occured ; Set Event Flag | |
| 266 return | |
| 267 | |
| 268 calc_deko_divemode: | |
| 269 btfsc twosecupdate ; two seconds after the last call | |
| 270 bra calc_deko_divemode2 ; Yes, calculate and display deco data ("first second") | |
| 271 | |
| 49 | 272 bsf twosecupdate ; No, but next second! |
| 0 | 273 ; Routines used in the "other second" |
| 274 call calc_average_depth ; calculate average depth | |
| 275 call calc_velocity ; calculate vertical velocity and display if > threshold (every two seconds) | |
| 276 | |
| 292 | 277 ; Calculate CNS |
| 278 rcall set_actual_ppo2 ; Set char_I_actual_ppO2 | |
| 279 clrf WREG | |
| 280 movff WREG,char_I_step_is_1min ; Make sure to be in 2sec mode. | |
| 0 | 281 |
| 116 | 282 call deco_calc_CNS_fraction ; calculate CNS |
| 0 | 283 movlb b'00000001' ; rambank 1 selected |
| 284 | |
| 285 ; Check if CNS should be displayed | |
| 286 movff char_O_CNS_fraction,lo ; copy into bank1 | |
| 287 GETCUSTOM8 d'27' ; cns_display_high | |
| 288 subwf lo,W | |
| 289 btfsc STATUS,C | |
| 290 call PLED_display_cns ; Show CNS | |
| 8 | 291 call check_gas_change ; Checks if a better gas should be selected (by user) |
| 292 | |
| 0 | 293 ; Check for decompression gases if in decomode |
| 294 btfss dekostop_active | |
| 295 bra reset_decompression_gases ; While in NDL, do not set deompression gas | |
| 296 | |
| 286 | 297 ; Copy all gases to char_I_deco_N2_ratio and char_I_deco_He_ratio |
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298 divemode_check_decogases: ; CALLed from Simulator, too |
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299 |
| 291 | 300 clrf EEADRH ; Make sure to select eeprom bank 0 |
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301 |
| 291 | 302 read_int_eeprom d'7' ; Read He ratio |
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303 movff EEDATA,char_I_deco_He_ratio+0 ; And copy into hold register |
| 291 | 304 read_int_eeprom d'6' ; Read O2 ratio |
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305 movff char_I_deco_He_ratio+0, wait_temp ; copy into bank1 register |
| 49 | 306 bsf STATUS,C ; |
| 307 movlw d'100' ; 100% | |
| 308 subfwb wait_temp,W ; minus He | |
| 309 subfwb EEDATA,F ; minus O2 | |
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310 movff EEDATA, char_I_deco_N2_ratio+0; = N2! |
| 0 | 311 |
| 291 | 312 read_int_eeprom d'11' ; Read He ratio |
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313 movff EEDATA,char_I_deco_He_ratio+1 ; And copy into hold register |
| 291 | 314 read_int_eeprom d'10' ; Read O2 ratio |
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315 movff char_I_deco_He_ratio+1, wait_temp ; copy into bank1 register |
| 49 | 316 bsf STATUS,C ; |
| 317 movlw d'100' ; 100% | |
| 318 subfwb wait_temp,W ; minus He | |
| 319 subfwb EEDATA,F ; minus O2 | |
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320 movff EEDATA, char_I_deco_N2_ratio+1; = N2! |
| 49 | 321 |
| 291 | 322 read_int_eeprom d'15' ; Read He ratio |
| 224 | 323 movff EEDATA,char_I_deco_He_ratio+2 ; And copy into hold register |
| 291 | 324 read_int_eeprom d'14' ; Read O2 ratio |
| 224 | 325 movff char_I_deco_He_ratio+2, wait_temp ; copy into bank1 register |
| 49 | 326 bsf STATUS,C ; |
| 327 movlw d'100' ; 100% | |
| 328 subfwb wait_temp,W ; minus He | |
| 329 subfwb EEDATA,F ; minus O2 | |
| 224 | 330 movff EEDATA, char_I_deco_N2_ratio+2; = N2! |
| 49 | 331 |
| 291 | 332 read_int_eeprom d'19' ; Read He ratio |
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333 movff EEDATA,char_I_deco_He_ratio+3 ; And copy into hold register |
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334 read_int_eeprom d'18' ; Read O2 ratio |
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335 movff char_I_deco_He_ratio+3, wait_temp ; copy into bank1 register |
| 49 | 336 bsf STATUS,C ; |
| 337 movlw d'100' ; 100% | |
| 338 subfwb wait_temp,W ; minus He | |
| 339 subfwb EEDATA,F ; minus O2 | |
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340 movff EEDATA, char_I_deco_N2_ratio+3; = N2! |
| 0 | 341 |
| 291 | 342 read_int_eeprom d'23' ; Read He ratio |
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343 movff EEDATA,char_I_deco_He_ratio+4; And copy into hold register |
| 291 | 344 read_int_eeprom d'22' ; Read O2 ratio |
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345 movff char_I_deco_He_ratio+4, wait_temp ; copy into bank1 register |
| 39 | 346 bsf STATUS,C ; |
| 347 movlw d'100' ; 100% | |
| 348 subfwb wait_temp,W ; minus He | |
| 349 subfwb EEDATA,F ; minus O2 | |
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350 movff EEDATA, char_I_deco_N2_ratio+4; = N2! |
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351 |
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352 ; Copy depth of enabled gas into char_I_deco_gas_change |
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353 ; Note gaslist_active is inited in diveloop_boot, and edited by |
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354 ; the de-activation menu. So don't reread it from eeprom here. |
| 39 | 355 |
| 281 | 356 read_int_eeprom d'28' ; read gas_change_depth Gas1 |
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357 btfss gaslist_active,0 ; Apply depth? |
| 221 | 358 clrf EEDATA ; No, clear! |
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359 movff EEDATA,char_I_deco_gas_change+0 ; Yes! |
| 221 | 360 |
| 281 | 361 read_int_eeprom d'29' ; read gas_change_depth Gas2 |
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362 btfss gaslist_active,1 ; Apply depth? |
| 221 | 363 clrf EEDATA ; No, clear! |
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364 movff EEDATA,char_I_deco_gas_change+1 ; Yes! |
| 45 | 365 |
| 281 | 366 read_int_eeprom d'30' ; read gas_change_depth Gas3 |
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367 btfss gaslist_active,2 ; Apply depth? |
| 221 | 368 clrf EEDATA ; No, clear! |
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369 movff EEDATA,char_I_deco_gas_change+2 ; Yes! |
| 221 | 370 |
| 281 | 371 read_int_eeprom d'31' ; read gas_change_depth Gas4 |
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372 btfss gaslist_active,3 ; Apply depth? |
| 221 | 373 clrf EEDATA ; No, clear! |
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374 movff EEDATA,char_I_deco_gas_change+3 ; Yes! |
| 221 | 375 |
| 281 | 376 read_int_eeprom d'32' ; read gas_change_depth Gas5 |
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377 btfss gaslist_active,4 ; Apply depth? |
| 221 | 378 clrf EEDATA ; No, clear! |
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379 movff EEDATA,char_I_deco_gas_change+4 ; Yes! |
| 38 | 380 |
| 381 ; Debugger | |
| 45 | 382 ; call enable_rs232 |
| 224 | 383 ; movff char_I_deco_He_ratio+4,TXREG |
| 39 | 384 ; call rs232_wait_tx ; wait for UART |
| 224 | 385 ; movff char_I_deco_N2_ratio+4,TXREG |
| 39 | 386 ; call rs232_wait_tx ; wait for UART |
| 224 | 387 ; movff char_I_deco_He_ratio+3,TXREG |
| 39 | 388 ; call rs232_wait_tx ; wait for UART |
| 224 | 389 ; movff char_I_deco_N2_ratio+3,TXREG |
| 39 | 390 ; call rs232_wait_tx ; wait for UART |
| 224 | 391 ; movff char_I_deco_He_ratio+2,TXREG |
| 39 | 392 ; call rs232_wait_tx ; wait for UART |
| 224 | 393 ; movff char_I_deco_N2_ratio+2,TXREG |
| 39 | 394 ; call rs232_wait_tx ; wait for UART |
| 224 | 395 ; movff char_I_deco_He_ratio+1,TXREG |
| 39 | 396 ; call rs232_wait_tx ; wait for UART |
| 224 | 397 ; movff char_I_deco_N2_ratio+1,TXREG |
| 39 | 398 ; call rs232_wait_tx ; wait for UART |
| 399 ; movff char_I_deco_He_ratio,TXREG | |
| 400 ; call rs232_wait_tx ; wait for UART | |
| 401 ; movff char_I_deco_N2_ratio,TXREG | |
| 402 ; call rs232_wait_tx ; wait for UART | |
| 403 ; movff char_I_deco_gas_change5,TXREG | |
| 404 ; call rs232_wait_tx ; wait for UART | |
| 405 ; movff char_I_deco_gas_change4,TXREG | |
| 406 ; call rs232_wait_tx ; wait for UART | |
| 407 ; movff char_I_deco_gas_change3,TXREG | |
| 221 | 408 ; call rs232_wait_tx ; wait for UART |
| 39 | 409 ; movff char_I_deco_gas_change2,TXREG |
| 410 ; call rs232_wait_tx ; wait for UART | |
| 411 ; movff char_I_deco_gas_change,TXREG | |
| 412 ; call rs232_wait_tx ; wait for UART | |
| 47 | 413 |
| 33 | 414 return |
| 0 | 415 |
| 292 | 416 ;----------------------------------------------------------------------------- |
| 417 ; calculate ppO2 in 0.01Bar (e.g. 150 = 1.50 Bar ppO2) | |
| 418 set_actual_ppo2: | |
| 419 movff amb_pressure+0,xA+0 ; P_amb in milibar (1000 = 1.000 bar). | |
| 420 movff amb_pressure+1,xA+1 | |
| 421 movlw d'10' | |
| 422 movwf xB+0 | |
| 423 clrf xB+1 | |
| 424 call div16x16 ; xC=p_amb/10 (100 = 1.00 bar). | |
| 425 movff xC+0,xA+0 | |
| 426 movff xC+1,xA+1 | |
| 427 movff char_I_O2_ratio,xB+0 | |
| 428 clrf xB+1 | |
| 429 call mult16x16 ; char_I_O2_ratio * (p_amb/10) | |
| 430 movff xC+0,xA+0 | |
| 431 movff xC+1,xA+1 | |
| 432 movlw d'100' | |
| 433 movwf xB+0 | |
| 434 clrf xB+1 | |
| 435 call div16x16 ; xC=(char_I_O2_ratio * p_amb/10)/100 | |
| 436 | |
| 437 ; Copy ppO2 for CNS calculation | |
| 438 tstfsz xC+1 ; Is ppO2 > 2.55bar ? | |
| 439 setf xC+0 ; yes: bound to 2.55... better than wrap around. | |
| 440 | |
| 441 movff xC+0, char_I_actual_ppO2 ; copy last ppO2 to buffer register | |
| 442 btfsc FLAG_const_ppO2_mode ; do in const_ppO2_mode | |
| 443 movff char_I_const_ppO2, char_I_actual_ppO2 ; copy last ppO2 to buffer register | |
| 444 return | |
| 445 | |
| 0 | 446 reset_decompression_gases: ; reset the deco gas while in NDL |
| 447 ostc_debug 'F' ; Sends debug-information to screen if debugmode active | |
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448 lfsr FSR2,char_I_deco_gas_change |
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449 clrf POSTINC2 ; Clear Gas1 |
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450 clrf POSTINC2 |
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451 clrf POSTINC2 |
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452 clrf POSTINC2 |
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453 clrf POSTINC2 ; Clear Gas5 |
| 0 | 454 return |
| 455 | |
| 456 calc_deko_divemode2: | |
| 457 bcf twosecupdate | |
| 458 | |
| 459 btfsc gauge_mode ; ignore decompression calculation in gauge mode | |
| 460 return | |
| 461 btfsc FLAG_apnoe_mode ; ignore decompression calculation in apnoe mode | |
| 462 return | |
| 463 | |
| 464 ostc_debug 'B' ; Sends debug-information to screen if debugmode active | |
| 313 | 465 ; Send nes state to screen, if debugmode active |
| 466 movff char_O_deco_status,WREG ; Status before call | |
| 467 addlw '0' ; Convert to ascii char | |
| 468 call ostc_debug1 ; and send. | |
| 469 | |
| 0 | 470 call divemode_prepare_flags_for_deco |
| 292 | 471 clrf WREG |
| 472 movff WREG,char_I_step_is_1min ; Force 2 second deco mode | |
| 40 | 473 |
| 256 | 474 clrf TMR3L |
| 475 clrf TMR3H ; Reset Timer3 | |
| 476 | |
| 116 | 477 call deco_calc_hauptroutine ; calc_tissue |
| 0 | 478 movlb b'00000001' ; rambank 1 selected |
| 479 ostc_debug 'C' ; Sends debug-information to screen if debugmode active | |
| 480 | |
| 256 | 481 btfss debug_mode ; Are we in debugmode? |
| 482 bra calc_deko_divemode4 ; No... | |
| 483 | |
| 484 ; Show timer3 reading converted into ms (Error: +2,3%) in custom area | |
| 485 movff TMR3L,lo | |
| 486 movff TMR3H,hi | |
| 487 bcf STATUS,C | |
| 488 rrcf hi | |
| 489 rrcf lo ;/2 | |
| 490 bcf STATUS,C | |
| 491 rrcf hi | |
| 492 rrcf lo ;/4 | |
| 493 bcf STATUS,C | |
| 494 rrcf hi | |
| 495 rrcf lo ;/8 | |
| 496 bcf STATUS,C | |
| 497 rrcf hi | |
| 498 rrcf lo ;/16 | |
| 499 bcf STATUS,C | |
| 500 rrcf hi | |
| 501 rrcf lo ;/32 | |
| 502 | |
| 503 WIN_TOP .216 | |
| 504 WIN_LEFT .100 | |
| 505 WIN_FONT FT_SMALL | |
| 506 STRCPY "ms:" | |
| 507 output_16 | |
| 508 call word_processor | |
| 509 | |
| 510 calc_deko_divemode4: | |
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511 movff char_O_deco_status,WREG ; Is a compute cycle finished ? |
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512 iorwf WREG,F |
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513 btfss STATUS,Z |
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514 return ; Return is status <> 0 |
| 256 | 515 |
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516 ; Check if deco stops are necessary ? |
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517 movff char_O_first_deco_depth,wait_temp ; copy ceiling to temp register |
| 0 | 518 tstfsz wait_temp ; Ceiling<0m? |
| 519 bra calc_deko_divemode3 ; Yes! | |
| 520 | |
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521 btfsc dekostop_active ; Already in nodeco mode ? |
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522 call PLED_display_ndl_mask ; Clear deco data, display nostop time |
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523 bcf dekostop_active ; clear flag |
| 0 | 524 |
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525 clrf decodata+0 ; for profile memory |
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526 movff char_O_nullzeit,decodata+1 ; nostop time |
| 0 | 527 |
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528 call PLED_display_ndl ; display no deco limit |
| 0 | 529 |
| 323 | 530 calc_deko_divemode5: |
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531 ; Check if extra cycles are needed to compute @5 variant: |
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532 btfss tts_extra_time ; Is @5 displayed ? |
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533 return ; No: don't compute it. |
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534 |
| 313 | 535 decfsz apnoe_mins ; Reached count-down ? |
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536 return ; No: don't compute yet. |
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537 |
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538 movlw .6 |
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539 movff WREG,char_O_deco_status ; Stole next cycles for @5 variant. |
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540 |
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541 movlw .2 ; Restart countdown. |
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542 movwf apnoe_mins |
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543 return |
| 323 | 544 |
| 545 calc_deko_divemode3: | |
| 546 btfss dekostop_active ; Already in deco mode ? | |
| 547 call PLED_display_deko_mask ; clear nostop time, display decodata | |
| 548 bsf dekostop_active ; Set flag | |
| 549 | |
| 550 movff char_O_first_deco_depth,decodata+0 ; ceiling | |
| 551 movff char_O_first_deco_time,decodata+1 ; length of first stop in minues | |
| 552 | |
| 553 call PLED_display_deko ; display decodata | |
| 554 bra calc_deko_divemode5 | |
| 313 | 555 |
| 124 | 556 ;----------------------------------------------------------------------------- |
| 69 | 557 |
| 237 | 558 divemode_prepare_flags_for_deco: |
| 0 | 559 movff amb_pressure+0,int_I_pres_respiration+0 ; lo and copy result to deco routine |
| 560 movff amb_pressure+1,int_I_pres_respiration+1 ; hi | |
| 197 | 561 GETCUSTOM8 d'11' ; Saturation multiplier % |
| 562 movff WREG,char_I_saturation_multiplier | |
| 563 GETCUSTOM8 d'12' ; Desaturation multiplier % | |
| 564 movff WREG,char_I_desaturation_multiplier | |
| 565 GETCUSTOM8 d'16' ; Deco distance to decostop in 1/10 meter for simulation | |
| 566 movff WREG,char_I_deco_distance | |
| 567 GETCUSTOM8 d'29' ; Depth Last Deco in meter for simulation | |
| 568 movff WREG,char_I_depth_last_deco | |
| 203 | 569 movff divemins+0,int_I_divemins+0 ; Current dive time. |
| 570 movff divemins+1,int_I_divemins+1 | |
| 197 | 571 goto restart_set_modes_and_flags ; Sets decomode (char_I_deco_model) and flags (again) |
| 0 | 572 |
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573 ;----------------------------------------------------------------------------- |
| 0 | 574 |
| 575 store_dive_data: ; CF20 seconds gone | |
| 576 bcf store_sample ; update only any CF20 seconds | |
| 577 bsf update_divetime ; update divemins every CF20 seconds | |
| 578 | |
| 233 | 579 ifndef __DEBUG |
| 580 btfsc simulatormode_active ; Are we in simulator mode? | |
| 581 return ; Yes, discard everything | |
| 582 endif | |
| 33 | 583 |
| 0 | 584 btfsc header_stored ; Header already stored? |
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585 bra store_dive_data2 ; Yes, store only profile data |
| 0 | 586 bsf header_stored ; Store header |
| 587 | |
| 588 movff eeprom_address+0, eeprom_header_address+0 ; store startposition | |
| 589 movff eeprom_address+1, eeprom_header_address+1 ; store startposition | |
| 590 | |
| 591 ; shift address for header | |
| 592 ; the header will be stored after the dive | |
| 593 incf_eeprom_address d'47' ; Macro, that adds 8Bit to eeprom_address:2 with banking at 0x8000 | |
| 594 | |
| 595 store_dive_data2: | |
| 596 movf rel_pressure+0,W ; store depth with every sample | |
| 597 call write_external_eeprom | |
| 598 movf rel_pressure+1,W | |
| 599 call write_external_eeprom | |
| 600 | |
| 601 ;First, find out how many bytes will append to this sample.... | |
| 602 clrf ProfileFlagByte ; clear number of bytes to append | |
| 603 | |
| 604 ; Check Extented informations | |
| 605 decfsz divisor_temperature,W ; Check divisor | |
| 606 bra check_extended1 | |
| 607 movlw d'2' ; Information length | |
| 608 addwf ProfileFlagByte,F ; add to ProfileFlagByte | |
| 609 check_extended1: | |
| 610 decfsz divisor_deco,W ; Check divisor | |
| 611 bra check_extended2 | |
| 612 movlw d'2' ; Information length | |
| 613 addwf ProfileFlagByte,F ; add to ProfileFlagByte | |
| 614 check_extended2: | |
| 615 decfsz divisor_tank,W ; Check divisor | |
| 616 bra check_extended3 | |
| 617 movlw d'2' ; Information length | |
| 618 addwf ProfileFlagByte,F ; add to ProfileFlagByte | |
| 619 check_extended3: | |
| 620 decfsz divisor_ppo2,W ; Check divisor | |
| 621 bra check_extended4 | |
| 622 movlw d'3' ; Information length | |
| 623 addwf ProfileFlagByte,F ; add to ProfileFlagByte | |
| 624 check_extended4: | |
| 625 decfsz divisor_deco_debug,W; Check divisor | |
| 626 bra check_extended5 | |
| 627 movlw d'9' ; Information length | |
| 628 addwf ProfileFlagByte,F ; add to ProfileFlagByte | |
| 629 check_extended5: | |
| 630 decfsz divisor_nuy2,W ; Check divisor | |
| 631 bra check_extended6 | |
| 632 movlw d'0' ; Information length | |
| 633 addwf ProfileFlagByte,F ; add to ProfileFlagByte | |
| 634 check_extended6: | |
| 635 | |
| 636 ; Second, check global event flag | |
| 637 btfss event_occured ; Check global event flag | |
| 638 bra store_dive_data3 ; No Event | |
| 639 movlw d'1' | |
| 640 addwf ProfileFlagByte,F ; add one byte (The EventByte) | |
| 641 | |
| 642 clrf EventByte ; reset EventByte | |
| 643 | |
| 644 movf AlarmType,W ; Type of Alarm Bit 0-3 | |
| 645 addwf EventByte,F ; Copy to EventByte Bit 0-3 | |
| 646 clrf AlarmType ; Reset AlarmType | |
| 647 | |
| 648 ; Third, check events and add aditional bytes | |
| 649 btfss manual_gas_changed ; Check flag | |
| 650 bra check_event1 | |
| 651 movlw d'2' ; Information length | |
| 652 addwf ProfileFlagByte,F ; add to ProfileFlagByte | |
| 653 bsf EventByte,4 ; Also set Flag in EventByte! | |
| 654 check_event1: | |
| 655 btfss stored_gas_changed ; Check flag | |
| 656 bra check_event2 | |
| 657 movlw d'1' ; Information length | |
| 658 addwf ProfileFlagByte,F ; add to ProfileFlagByte | |
| 659 bsf EventByte,5 ; Also set Flag in EventByte! | |
| 660 check_event2: | |
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661 btfss setpoint_changed ; Check flag |
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662 bra check_event3 |
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663 movlw d'1' ; Information length |
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664 addwf ProfileFlagByte,F ; add to ProfileFlagByte |
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665 bsf EventByte,6 ; Also set Flag in EventByte! |
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666 check_event3: |
| 0 | 667 bsf ProfileFlagByte,7 ; Set EventByte Flag in ProfileFlagByte |
| 668 | |
| 669 store_dive_data3: | |
| 670 movf ProfileFlagByte,W ; finally, write ProfileFlagByte! | |
| 671 call write_external_eeprom | |
| 672 | |
| 673 btfss event_occured ; Check global event flag (again) | |
| 674 bra store_dive_data4 ; No Event | |
| 675 | |
| 676 ; Store the EventByte + additional bytes now | |
| 677 movf EventByte,W | |
| 678 call write_external_eeprom | |
| 679 | |
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680 btfss manual_gas_changed ; Check flag |
| 0 | 681 bra store_dive_data3a |
| 682 read_int_eeprom d'24' ; % O2 Gas6 | |
| 683 movf EEDATA,W | |
| 684 call write_external_eeprom | |
| 685 read_int_eeprom d'25' ; % He Gas6 | |
| 686 movf EEDATA,W | |
| 687 call write_external_eeprom | |
|
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688 bcf manual_gas_changed ; Clear this event |
| 0 | 689 |
| 690 store_dive_data3a: | |
| 691 btfss stored_gas_changed ; Check flag | |
| 692 bra store_dive_data3b | |
| 693 movf active_gas,W ; Store active gas | |
| 694 call write_external_eeprom | |
|
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695 bcf stored_gas_changed ; Clear this event |
| 0 | 696 store_dive_data3b: |
| 697 | |
| 698 store_dive_data4: | |
| 699 | |
| 700 ; Store extended informations | |
| 701 decfsz divisor_temperature,F ; Check divisor | |
| 702 bra store_extended1 | |
| 703 rcall store_dive_temperature | |
| 704 store_extended1: | |
| 705 decfsz divisor_deco,F ; Check divisor | |
| 706 bra store_extended2 | |
| 707 rcall store_dive_decodata | |
| 708 store_extended2: | |
| 709 decfsz divisor_tank,F ; Check divisor | |
| 710 bra store_extended3 | |
| 711 rcall store_dive_tankdata | |
| 712 store_extended3: | |
| 713 decfsz divisor_ppo2,F ; Check divisor | |
| 714 bra store_extended4 | |
| 715 rcall store_dive_ppo2 | |
| 716 store_extended4: | |
| 717 decfsz divisor_deco_debug,F; Check divisor | |
| 718 bra store_extended5 | |
| 719 rcall store_dive_decodebug | |
| 720 store_extended5: | |
| 721 decfsz divisor_nuy2,F ; Check divisor | |
| 722 bra store_extended6 | |
| 723 rcall store_dive_nuy2 | |
| 724 store_extended6: | |
| 725 | |
| 726 ; The next block is required to take care of "store never" | |
| 727 btfsc divisor_temperature,7 ; Test highest Bit (Register must have been zero before the "decfsz" command!) | |
| 728 clrf divisor_temperature ; And clear register again, so it will never reach zero... | |
| 729 btfsc divisor_deco,7 ; Test highest Bit (Register must have been zero before the "decfsz" command!) | |
| 730 clrf divisor_deco ; And clear register again, so it will never reach zero... | |
| 731 btfsc divisor_tank,7 ; Test highest Bit (Register must have been zero before the "decfsz" command!) | |
| 732 clrf divisor_tank ; And clear register again, so it will never reach zero... | |
| 733 btfsc divisor_ppo2,7 ; Test highest Bit (Register must have been zero before the "decfsz" command!) | |
| 734 clrf divisor_ppo2 ; And clear register again, so it will never reach zero... | |
| 735 btfsc divisor_deco_debug,7 ; Test highest Bit (Register must have been zero before the "decfsz" command!) | |
| 736 clrf divisor_deco_debug ; And clear register again, so it will never reach zero... | |
| 737 btfsc divisor_nuy2,7 ; Test highest Bit (Register must have been zero before the "decfsz" command!) | |
| 738 clrf divisor_nuy2 ; And clear register again, so it will never reach zero... | |
| 739 | |
| 740 ostc_debug 'D' ; Sends debug-information to screen if debugmode active | |
|
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741 |
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742 ; SetPoint change appended to information due to compatibility reasons |
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743 btfss setpoint_changed ; Check flag |
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744 bra store_dive_data5 |
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745 movff char_I_const_ppO2,WREG ; SetPoint in cBar |
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746 call write_external_eeprom |
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747 bcf setpoint_changed ; Clear this event |
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748 |
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749 store_dive_data5: |
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750 bcf event_occured ; Clear the global event flag |
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|
751 return ; Done. (Sample with all informations written to EEPROM) |
| 0 | 752 |
| 753 store_dive_nuy2: | |
| 754 GETCUSTOM8 d'26' | |
| 755 movwf divisor_nuy2 ; Reload divisor from CF | |
| 756 return | |
| 757 | |
| 758 store_dive_decodebug: | |
| 171 | 759 ; Dump 9 bytes, int_O_DBS_bitfield .. char_O_NDL_at_20mtr |
| 760 lfsr FSR2, int_O_DBS_bitfield | |
| 761 movf POSTINC2,W | |
| 0 | 762 call write_external_eeprom ; Store in EEPROM |
| 171 | 763 movf POSTINC2,W |
| 0 | 764 call write_external_eeprom ; Store in EEPROM |
| 171 | 765 movf POSTINC2,W |
| 766 call write_external_eeprom ; Store in EEPROM | |
| 767 movf POSTINC2,W | |
| 0 | 768 call write_external_eeprom ; Store in EEPROM |
| 171 | 769 movf POSTINC2,W |
| 0 | 770 call write_external_eeprom ; Store in EEPROM |
| 171 | 771 movf POSTINC2,W |
| 0 | 772 call write_external_eeprom ; Store in EEPROM |
| 171 | 773 movf POSTINC2,W |
| 0 | 774 call write_external_eeprom ; Store in EEPROM |
| 171 | 775 movf POSTINC2,W |
| 0 | 776 call write_external_eeprom ; Store in EEPROM |
| 171 | 777 movf POSTINC2,W |
| 0 | 778 call write_external_eeprom ; Store in EEPROM |
| 779 GETCUSTOM8 d'25' | |
| 780 movwf divisor_deco_debug ; Reload divisor from CF | |
| 781 return | |
| 782 | |
| 783 store_dive_ppo2: | |
| 784 movlw 0x00 ; Dummy | |
| 785 call write_external_eeprom | |
| 786 movlw 0x00 ; Dummy | |
| 787 call write_external_eeprom | |
| 788 movlw 0x00 ; Dummy | |
| 789 call write_external_eeprom | |
| 790 GETCUSTOM8 d'24' | |
| 791 movwf divisor_ppo2 ; Reload divisor from CF | |
| 792 return | |
| 793 | |
| 794 store_dive_tankdata: | |
| 795 movlw d'0' ; Dummy Tank1 | |
| 796 call write_external_eeprom | |
| 797 movlw d'0' ; Dummy Tank2 | |
| 798 call write_external_eeprom | |
| 799 GETCUSTOM8 d'23' | |
| 800 movwf divisor_tank ; Reload divisor from CF | |
| 801 return | |
| 802 | |
| 803 store_dive_decodata: | |
| 804 movf decodata+0,W ; =0:no stop dive, if in deco mode: ceiling in m | |
| 805 call write_external_eeprom | |
| 806 movf decodata+1,W ; no stop time of length of first stop | |
| 807 call write_external_eeprom | |
| 808 GETCUSTOM8 d'22' | |
| 809 movwf divisor_deco ; Reload divisor from CF | |
| 810 return | |
| 811 | |
| 812 store_dive_temperature: | |
| 813 movf temperature+0,W ; append temperature to current sample! | |
| 814 call write_external_eeprom | |
| 815 movf temperature+1,W | |
| 816 call write_external_eeprom | |
| 817 GETCUSTOM8 d'21' | |
| 818 movwf divisor_temperature ; Reload divisor from CF | |
| 819 return | |
| 820 | |
| 821 calc_velocity: ; called every two seconds | |
| 822 btfss divemode | |
| 823 bra do_not_display_velocity ; display velocity only in divemode | |
| 824 | |
| 825 calc_velocity2: | |
| 826 movff amb_pressure+0,sub_a+0 | |
| 827 movff amb_pressure+1,sub_a+1 | |
| 828 movff last_pressure+0,sub_b+0 | |
| 829 movff last_pressure+1,sub_b+1 | |
| 830 movff amb_pressure+0,last_pressure+0 ; store old value for velocity | |
| 831 movff amb_pressure+1,last_pressure+1 | |
| 832 | |
| 833 call sub16 ; sub_c = amb_pressure - last_pressure | |
| 834 | |
| 835 movff sub_c+0,xA+0 | |
| 836 movff sub_c+1,xA+1 | |
| 837 movlw d'39' ;77 when called every second.... | |
| 838 movwf xB+0 | |
| 839 clrf xB+1 | |
| 840 call mult16x16 ; differential pressure in mBar*77... | |
| 841 movff xC+0,divA+0 | |
| 842 movff xC+1,divA+1 | |
| 843 movlw d'7' | |
| 844 movwf divB | |
| 845 call div16 ; devided by 2^7 equals velocity in m/min | |
| 846 | |
| 847 movlw d'99' | |
| 848 cpfsgt divA | |
| 849 bra calc_velocity3 | |
| 850 movwf divA ; divA=99 | |
| 851 | |
| 852 calc_velocity3: | |
| 853 | |
| 854 GETCUSTOM8 d'5' ; threshold for display vertical velocity | |
| 855 subwf divA+0,W ; | |
| 856 | |
| 857 btfss STATUS,C | |
| 858 bra do_not_display_velocity | |
| 859 | |
| 860 update_velocity: | |
| 861 bsf display_velocity | |
| 862 call PLED_display_velocity | |
| 863 return | |
| 864 | |
| 865 do_not_display_velocity: | |
| 866 btfss display_velocity ; Velocity was not displayed, do not delete | |
| 867 return | |
| 868 | |
| 869 bcf display_velocity ; Velocity was displayed, delete velocity now | |
| 870 call PLED_display_velocity_clear | |
| 871 return | |
| 872 | |
| 237 | 873 check_ppO2: ; check current ppO2 and display warning if required |
| 874 btfsc FLAG_const_ppO2_mode ; ignore in ppO2 mode.... | |
| 0 | 875 return |
| 876 | |
| 3 | 877 check_ppO2_bail: ; In CC mode but bailout active! |
| 0 | 878 movff amb_pressure+0,xA+0 |
| 879 movff amb_pressure+1,xA+1 | |
| 880 movlw d'10' | |
| 881 movwf xB+0 | |
| 882 clrf xB+1 | |
| 883 call div16x16 ; xC=p_amb/10 | |
| 884 movff xC+0,xA+0 | |
| 885 movff xC+1,xA+1 | |
| 886 movff char_I_O2_ratio,xB+0 | |
| 887 clrf xB+1 | |
| 888 call mult16x16 ; char_I_O2_ratio * p_amb/10 | |
| 889 | |
| 74 | 890 ; Check very high ppO2 manually |
| 891 tstfsz xC+2 ; char_I_O2_ratio * p_amb/10 > 65536, ppO2>6,55Bar? | |
| 892 bra check_ppO2_bail2 ; Yes, display Value! | |
| 893 | |
| 0 | 894 ; Check if ppO2 should be displayed |
| 895 movff xC+0,sub_b+0 | |
| 896 movff xC+1,sub_b+1 | |
| 897 GETCUSTOM8 d'19' ; ppo2_display_high | |
| 898 mullw d'100' ; ppo2_display_high*100 | |
| 899 movff PRODL,sub_a+0 | |
| 900 movff PRODH,sub_a+1 | |
| 901 call sub16 | |
| 902 bcf ppO2_show_value ; clear flag | |
| 903 btfsc neg_flag | |
| 904 bsf ppO2_show_value ; set flag if required | |
| 905 | |
| 906 ;check if we are within our warning thresholds! | |
| 907 bcf ppO2_warn_value ; clear flag | |
| 908 movff xC+0,sub_b+0 | |
| 909 movff xC+1,sub_b+1 | |
| 910 GETCUSTOM8 d'18' ; ppo2_warning_high | |
| 911 mullw d'100' ; ppo2_warning_high*100 | |
| 912 movff PRODL,sub_a+0 | |
| 913 movff PRODH,sub_a+1 | |
| 914 call sub16 | |
| 915 btfss neg_flag | |
| 916 bra check_ppO2_0 ; Not too high | |
| 917 | |
| 74 | 918 check_ppO2_bail2: |
| 919 bsf ppO2_show_value ; set flag if required | |
| 0 | 920 bsf ppO2_warn_value ; set flag |
| 921 movlw d'5' ; Type of Alarm | |
| 922 movwf AlarmType ; Copy to Alarm Register | |
| 923 bsf event_occured ; Set Event Flag | |
| 924 | |
| 925 check_ppO2_0: | |
| 926 movff xC+0,sub_b+0 | |
| 927 movff xC+1,sub_b+1 | |
| 210 | 928 GETCUSTOM8 d'17' ; ppo2_warning_low |
| 929 mullw d'100' ; ppo2_warning_low*100 | |
| 0 | 930 movff PRODL,sub_a+0 |
| 931 movff PRODH,sub_a+1 | |
| 932 call sub16 | |
| 933 btfsc neg_flag | |
| 934 bra check_ppO2_1 ; Not too low | |
| 935 | |
| 936 bsf ppO2_warn_value ; set flag | |
| 937 bsf ppO2_show_value ; show ppO2 if below threshold! | |
| 938 movlw d'4' ; Type of Alarm | |
| 939 movwf AlarmType ; Copy to Alarm Register | |
| 940 bsf event_occured ; Set Event Flag | |
| 941 | |
| 942 check_ppO2_1: | |
| 943 btfsc ppO2_show_value ; show value? | |
| 944 bra check_ppO2_2 ; yes! | |
| 945 | |
| 946 btfss ppO2_display_active ; is the value displayed? | |
| 947 bra check_ppO2_3 ; No, so clear not required | |
| 948 | |
| 949 call PLED_show_ppO2_clear; Clear ppO2 value | |
| 950 bcf ppO2_display_active ; clear flag | |
| 951 bra check_ppO2_3 ; done | |
| 952 | |
| 953 check_ppO2_2: | |
| 954 call PLED_show_ppO2 ; Display ppO2 (stored in xC) | |
| 955 bsf ppO2_display_active ; Set flag | |
| 956 | |
| 957 check_ppO2_3: | |
| 958 return ; done | |
| 959 | |
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960 ;============================================================================= |
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961 ; Compare all enabled gas in list, to see if a better one is available. |
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962 ; |
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963 ; Output: better_gas_available |
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964 ; |
| 210 | 965 check_gas_change: ; Checks if a better gas should be selected (by user) |
| 8 | 966 bcf better_gas_available ;=1: A better gas is available and a gas change is advised in divemode |
| 967 | |
| 968 movff rel_pressure+0,xA+0 | |
| 969 movff rel_pressure+1,xA+1 | |
| 970 movlw d'100' | |
| 971 movwf xB+0 | |
| 972 clrf xB+1 | |
| 973 call div16x16 ; compute depth in full m -> result in xC+0 | |
| 974 | |
| 975 check_gas_change1: ; check gas1 | |
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976 btfss gaslist_active,0 ; check active flag |
| 8 | 977 bra check_gas_change2 ; skip inactive gases! |
| 978 movlw d'1' | |
| 979 cpfseq active_gas ; is this gas currently selected? | |
| 980 bra check_gas_change1x ; No... | |
| 981 bra check_gas_change2 ; Yes, skip depth check | |
| 982 check_gas_change1x: | |
| 983 read_int_eeprom d'28' ; read gas_change_depth | |
| 984 movlw d'3' | |
| 985 cpfsgt EEDATA ; Change depth>3m? | |
| 986 bra check_gas_change2 ; No, Change depth not deep enough, skip! | |
| 987 movf xC+0,W ; load depth in m into WREG | |
| 988 cpfsgt EEDATA ; gas_change_depth < current depth? | |
| 989 bra check_gas_change2 ; No, check next gas | |
| 990 movlw d'3' | |
| 991 subwf EEDATA,W ; Change depth-3m | |
| 992 cpfslt xC+0 ; current depth<Change depth-3m? | |
| 993 bsf better_gas_available ;=1: A better gas is available and a gas change is advised in divemode | |
| 994 | |
| 995 check_gas_change2: ; check gas2 | |
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996 btfss gaslist_active,1 ; check active flag |
| 8 | 997 bra check_gas_change3 ; skip inactive gases! |
| 998 movlw d'2' | |
| 999 cpfseq active_gas ; is this gas currently selected? | |
| 1000 bra check_gas_change2x ; No... | |
| 1001 bra check_gas_change3 ; Yes, skip depth check | |
| 1002 check_gas_change2x: | |
| 1003 read_int_eeprom d'29' ; read gas_change_depth | |
| 1004 movlw d'3' | |
| 1005 cpfsgt EEDATA ; Change depth>3m? | |
| 1006 bra check_gas_change3 ; No, Change depth not deep enough, skip! | |
| 1007 movf xC+0,W ; load depth in m into WREG | |
| 1008 cpfsgt EEDATA ; gas_change_depth < current depth? | |
| 1009 bra check_gas_change3 ; No, check next gas | |
| 1010 movlw d'3' | |
| 1011 subwf EEDATA,W ; Change depth-3m | |
| 1012 cpfslt xC+0 ; current depth<Change depth-3m? | |
| 1013 bsf better_gas_available ;=1: A better gas is available and a gas change is advised in divemode | |
| 1014 | |
| 1015 check_gas_change3: ; check gas3 | |
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1016 btfss gaslist_active,2 ; check active flag |
| 8 | 1017 bra check_gas_change4 ; skip inactive gases! |
| 1018 movlw d'3' | |
| 1019 cpfseq active_gas ; is this gas currently selected? | |
| 1020 bra check_gas_change3x ; No... | |
| 1021 bra check_gas_change4 ; Yes, skip depth check | |
| 1022 check_gas_change3x: | |
| 1023 read_int_eeprom d'30' ; read gas_change_depth | |
| 1024 movlw d'3' | |
| 1025 cpfsgt EEDATA ; Change depth>3m? | |
| 1026 bra check_gas_change4 ; No, Change depth not deep enough, skip! | |
| 1027 movf xC+0,W ; load depth in m into WREG | |
| 1028 cpfsgt EEDATA ; gas_change_depth < current depth? | |
| 1029 bra check_gas_change4 ; No, check next gas | |
| 1030 movlw d'3' | |
| 1031 subwf EEDATA,W ; Change depth-3m | |
| 1032 cpfslt xC+0 ; current depth<Change depth-3m? | |
| 1033 bsf better_gas_available ;=1: A better gas is available and a gas change is advised in divemode | |
| 1034 | |
| 1035 check_gas_change4: ; check gas4 | |
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1036 btfss gaslist_active,3 ; check active flag |
| 8 | 1037 bra check_gas_change5 ; skip inactive gases! |
| 1038 movlw d'4' | |
| 1039 cpfseq active_gas ; is this gas currently selected? | |
| 1040 bra check_gas_change4x ; No... | |
| 1041 bra check_gas_change5 ; Yes, skip depth check | |
| 1042 check_gas_change4x: | |
| 1043 read_int_eeprom d'31' ; read gas_change_depth | |
|
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1044 movlw d'3' |
| 8 | 1045 cpfsgt EEDATA ; Change depth>3m? |
| 1046 bra check_gas_change5 ; No, Change depth not deep enough, skip! | |
| 1047 movf xC+0,W ; load depth in m into WREG | |
| 1048 cpfsgt EEDATA ; gas_change_depth < current depth? | |
| 1049 bra check_gas_change5 ; No, check next gas | |
| 1050 movlw d'3' | |
| 1051 subwf EEDATA,W ; Change depth-3m | |
| 1052 cpfslt xC+0 ; current depth<Change depth-3m? | |
| 1053 bsf better_gas_available ;=1: A better gas is available and a gas change is advised in divemode | |
| 1054 | |
| 1055 check_gas_change5: ; check gas5 | |
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1056 btfss gaslist_active,4 ; check active flag |
| 8 | 1057 bra check_gas_change6 ; skip inactive gases! |
| 1058 movlw d'5' | |
| 1059 cpfseq active_gas ; is this gas currently selected? | |
| 1060 bra check_gas_change5x ; No... | |
| 1061 bra check_gas_change6 ; Yes, skip depth check | |
| 1062 check_gas_change5x: | |
| 1063 read_int_eeprom d'32' ; read gas_change_depth | |
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1064 movlw d'3' |
| 8 | 1065 cpfsgt EEDATA ; Change depth>3m? |
| 1066 bra check_gas_change6 ; No, Change depth not deep enough, skip! | |
| 1067 movf xC+0,W ; load depth in m into WREG | |
| 1068 cpfsgt EEDATA ; gas_change_depth < current depth? | |
| 1069 bra check_gas_change6 ; No, check next gas | |
| 1070 movlw d'3' | |
| 1071 subwf EEDATA,W ; Change depth-3m | |
| 1072 cpfslt xC+0 ; current depth<Change depth-3m? | |
| 1073 bsf better_gas_available ;=1: A better gas is available and a gas change is advised in divemode | |
| 1074 | |
| 1075 check_gas_change6: ;Done | |
| 210 | 1076 call PLED_active_gas_divemode; Display gas, if required (and with "*" if irequired...) |
| 8 | 1077 return |
| 1078 | |
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1079 ;============================================================================= |
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1080 |
| 0 | 1081 calculate_noflytime: |
| 1082 ; calculate nofly time | |
| 1083 movff int_O_desaturation_time+0,xA+0 | |
| 1084 movff int_O_desaturation_time+1,xA+1 | |
| 251 | 1085 |
| 1086 btfsc xA+1,7 ; Is desat time negatif ? | |
| 1087 bra calculate_noflytime_3 ; Then surely not valid ! | |
| 1088 | |
| 0 | 1089 tstfsz xA+0 ; Desat=0? |
| 1090 bra calculate_noflytime2 | |
| 1091 tstfsz xA+1 ; Desat=0? | |
| 1092 bra calculate_noflytime2 | |
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1093 |
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1094 calculate_noflytime_3: |
| 0 | 1095 ; Desaturation time = zero |
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1096 clrf nofly_time+0 ; Clear nofly time |
| 0 | 1097 clrf nofly_time+1 ; Clear nofly time |
| 1098 bcf nofly_active ; Clear flag | |
| 1099 return | |
| 218 | 1100 |
| 0 | 1101 calculate_noflytime2: |
| 1102 movff xA+0,int_I_temp+0 | |
| 1103 movff xA+1,int_I_temp+1 | |
| 1104 GETCUSTOM8 .13 ; nofly_time_ratio | |
| 218 | 1105 movff WREG,char_I_temp |
| 0 | 1106 ostc_debug 'K' ; Sends debug-information to screen if debugmode active |
| 116 | 1107 call deco_calc_percentage |
| 0 | 1108 movlb b'00000001' ; select ram bank 1 |
| 1109 ostc_debug 'L' ; Sends debug-information to screen if debugmode active | |
| 1110 movff int_I_temp+0,xA+0 | |
| 1111 movff int_I_temp+1,xA+1 | |
| 1112 tstfsz xA+0 ; Desat=0? | |
| 1113 bra calculate_noflytime_2_final | |
| 1114 tstfsz xA+1 ; Desat=0? | |
| 1115 bra calculate_noflytime_2_final | |
|
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1116 bra calculate_noflytime_3 |
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1117 |
| 0 | 1118 calculate_noflytime_2_final: |
| 1119 movff xA+0,nofly_time+0 | |
| 1120 movff xA+1,nofly_time+1 | |
| 1121 bsf nofly_active ; Set flag | |
| 1122 return | |
| 1123 | |
| 1124 end_dive: | |
| 1125 btfss realdive ; dive longer then one minute | |
| 1126 goto end_dive_common ; No, discard everything | |
| 1127 | |
| 233 | 1128 ; In DEBUG compile, keep all simulated dives in logbook, Desat time, nofly, etc... |
| 1129 ifndef __DEBUG | |
| 1130 btfsc simulatormode_active ; Are we in simulator mode? | |
| 1131 goto end_dive_common ; Yes, discard everything | |
| 1132 endif | |
| 33 | 1133 |
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1134 ; Dive finished (and longer then one minute or Apnoe timeout occured) |
| 0 | 1135 |
| 1136 btfsc FLAG_apnoe_mode ; Calc max. depth (again) for very short apnoe dives | |
| 1137 rcall apnoe_calc_maxdepth | |
| 1138 | |
| 1139 ; calculate desaturation time | |
| 251 | 1140 movff last_surfpressure_30min+0,int_I_pres_surface+0 ; Pass surface to desat routine ! |
| 1141 movff last_surfpressure_30min+1,int_I_pres_surface+1 | |
| 0 | 1142 |
| 251 | 1143 GETCUSTOM8 d'12' ; Desaturation multiplier % |
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1144 movff WREG,char_I_desaturation_multiplier |
| 0 | 1145 |
| 1146 ostc_debug 'G' ; Sends debug-information to screen if debugmode active | |
| 251 | 1147 call deco_calc_desaturation_time ; calculate desaturation time |
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1148 movlb b'00000001' ; select ram bank 1 |
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1149 call calc_deko_surfmode ; work-around for nofly bug |
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1150 rcall calculate_noflytime ; Calc NoFly time |
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1151 ostc_debug 'H' ; Sends debug-information to screen if debugmode active |
| 0 | 1152 ; store header and ... |
| 1153 movlw 0xFD ; .... End-of-Profile Bytes | |
| 1154 call write_external_eeprom | |
| 1155 movlw 0xFD | |
| 1156 call write_external_eeprom | |
| 1157 movlw 0xFE ; This positon will be overwritten for the next profile | |
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1158 call write_external_eeprom ; and is required to find the newest dive after a firmware reset |
| 0 | 1159 |
| 1160 movff eeprom_header_address+0, eeprom_address+0 ; set header adress | |
| 1161 movff eeprom_header_address+1, eeprom_address+1 ; write header | |
| 1162 | |
| 1163 movlw 0xFA ; Header start | |
| 1164 call write_external_eeprom | |
| 1165 movlw 0xFA | |
| 1166 call write_external_eeprom | |
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1167 movlw logbook_profile_version ; Defined in definitions_vxyy.asm |
| 0 | 1168 call write_external_eeprom |
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1169 movf month,W ; Date |
| 0 | 1170 call write_external_eeprom |
| 1171 movf day,W | |
| 1172 call write_external_eeprom | |
| 1173 movf year,W | |
| 1174 call write_external_eeprom | |
| 1175 movf hours,W ; End of dive time | |
| 1176 call write_external_eeprom | |
| 1177 movf mins,W | |
| 1178 call write_external_eeprom | |
| 1179 | |
| 1180 btfss FLAG_apnoe_mode ; Store apnoe max or normal max (Which is only max from the last descent) | |
| 1181 bra end_dive1 ; Store normal depth | |
| 1182 | |
| 1183 movff apnoe_max_pressure+0,lo | |
| 1184 movff apnoe_max_pressure+1,hi | |
| 1185 call adjust_depth_with_salinity ; computes salinity setting into lo:hi [mBar] | |
| 1186 movff lo,apnoe_max_pressure+0 | |
| 1187 movff hi,apnoe_max_pressure+1 | |
| 1188 | |
| 1189 movf apnoe_max_pressure+0,W ; Max. depth | |
| 1190 call write_external_eeprom | |
| 1191 movf apnoe_max_pressure+1,W | |
| 1192 call write_external_eeprom | |
| 1193 bra end_dive2 ; skip | |
| 1194 | |
| 1195 end_dive1: | |
| 1196 movff max_pressure+0,lo | |
| 1197 movff max_pressure+1,hi | |
| 1198 call adjust_depth_with_salinity ; computes salinity setting into lo:hi [mBar] | |
| 1199 movff lo,max_pressure+0 | |
| 1200 movff hi,max_pressure+1 | |
| 1201 | |
| 1202 movf max_pressure+0,W ; Max. depth | |
| 1203 call write_external_eeprom | |
| 1204 movf max_pressure+1,W | |
| 1205 call write_external_eeprom | |
| 1206 | |
| 1207 end_dive2: | |
| 1208 movf divemins+0,W ; divetime minutes | |
| 1209 call write_external_eeprom | |
| 1210 movf divemins+1,W | |
| 1211 call write_external_eeprom | |
| 1212 movf divesecs,W ; divetime seconds | |
| 1213 call write_external_eeprom | |
| 1214 movf mintemp+0,W ; minimum temperature | |
| 1215 call write_external_eeprom | |
| 1216 movf mintemp+1,W | |
| 1217 call write_external_eeprom | |
| 1218 movf last_surfpressure_30min+0,W ; airpressure before dive | |
| 1219 call write_external_eeprom | |
| 1220 movf last_surfpressure_30min+1,W | |
| 1221 call write_external_eeprom | |
| 1222 movff int_O_desaturation_time+0,lo ; | |
| 1223 movff int_O_desaturation_time+1,hi | |
| 1224 movf lo,W ; desaturation time in minutes | |
| 1225 call write_external_eeprom | |
| 1226 movf hi,W ; | |
| 1227 call write_external_eeprom | |
| 1228 | |
| 1229 ; Gases.... | |
| 1230 read_int_eeprom d'6' ; Read byte (stored in EEDATA) | |
| 1231 movf EEDATA,W | |
| 1232 call write_external_eeprom | |
| 1233 read_int_eeprom d'7' ; Read byte (stored in EEDATA) | |
| 1234 movf EEDATA,W | |
| 1235 call write_external_eeprom | |
| 1236 | |
| 1237 read_int_eeprom d'10' ; Read byte (stored in EEDATA) | |
| 1238 movf EEDATA,W | |
| 1239 call write_external_eeprom | |
| 1240 read_int_eeprom d'11' ; Read byte (stored in EEDATA) | |
| 1241 movf EEDATA,W | |
| 1242 call write_external_eeprom | |
| 1243 | |
| 1244 read_int_eeprom d'14' ; Read byte (stored in EEDATA) | |
| 1245 movf EEDATA,W | |
| 1246 call write_external_eeprom | |
| 1247 read_int_eeprom d'15' ; Read byte (stored in EEDATA) | |
| 1248 movf EEDATA,W | |
| 1249 call write_external_eeprom | |
| 1250 | |
| 1251 read_int_eeprom d'18' ; Read byte (stored in EEDATA) | |
| 1252 movf EEDATA,W | |
| 1253 call write_external_eeprom | |
| 1254 read_int_eeprom d'19' ; Read byte (stored in EEDATA) | |
| 1255 movf EEDATA,W | |
| 1256 call write_external_eeprom | |
| 1257 | |
| 1258 read_int_eeprom d'22' ; Read byte (stored in EEDATA) | |
| 1259 movf EEDATA,W | |
| 1260 call write_external_eeprom | |
| 1261 read_int_eeprom d'23' ; Read byte (stored in EEDATA) | |
| 1262 movf EEDATA,W | |
| 1263 call write_external_eeprom | |
| 1264 | |
| 1265 read_int_eeprom d'24' ; % O2 Gas6 | |
| 1266 movf EEDATA,W | |
| 1267 call write_external_eeprom | |
| 1268 read_int_eeprom d'25' ; % He Gas6 | |
| 1269 movf EEDATA,W | |
| 1270 call write_external_eeprom | |
| 1271 read_int_eeprom d'33' ; start gas | |
| 1272 movf EEDATA,W | |
| 1273 call write_external_eeprom | |
| 1274 | |
| 1275 movlw softwareversion_x ; Firmware version | |
| 1276 call write_external_eeprom | |
| 1277 movlw softwareversion_y | |
| 1278 call write_external_eeprom | |
| 1279 movf batt_voltage+0,W ; Battery voltage | |
| 1280 call write_external_eeprom | |
| 1281 movf batt_voltage+1,W | |
| 1282 call write_external_eeprom | |
| 1283 | |
| 1284 GETCUSTOM8 d'20' ; sampling rate in WREG | |
| 1285 btfsc FLAG_apnoe_mode ; Apnoe mode? | |
| 1286 movlw d'1' ; Apnoe sampling rate | |
| 1287 call write_external_eeprom | |
| 1288 | |
| 1289 movlw d'2' ; information size temperature | |
| 1290 movwf temp1 ; copy to bits 0-3 | |
| 1291 swapf temp1,F ; swap nibbels 0-3 with 4-7 | |
| 1292 GETCUSTOM8 d'21' ; Divisor temperature | |
| 1293 addwf temp1,W ; copy to bits 0-3, result in WREG | |
| 1294 call write_external_eeprom | |
| 1295 | |
| 1296 movlw d'2' ; information size deco | |
| 1297 movwf temp1 ; copy to bits 0-3 | |
| 1298 swapf temp1,F ; swap nibbels 0-3 with 4-7 | |
| 1299 GETCUSTOM8 d'22' ; Divisor deco | |
| 1300 addwf temp1,W ; copy to bits 0-3, result in WREG | |
| 1301 call write_external_eeprom | |
| 1302 | |
| 1303 movlw d'2' ; information size tank | |
| 1304 movwf temp1 ; copy to bits 0-3 | |
| 1305 swapf temp1,F ; swap nibbels 0-3 with 4-7 | |
| 1306 GETCUSTOM8 d'23' ; Divisor Tank | |
| 1307 addwf temp1,W ; copy to bits 0-3, result in WREG | |
| 1308 call write_external_eeprom | |
| 1309 | |
| 1310 movlw d'3' ; information size pp02 | |
| 1311 movwf temp1 ; copy to bits 0-3 | |
| 1312 swapf temp1,F ; swap nibbels 0-3 with 4-7 | |
| 1313 GETCUSTOM8 d'24' ; Divisor pp02 | |
| 1314 addwf temp1,W ; copy to bits 0-3, result in WREG | |
| 1315 call write_external_eeprom | |
| 1316 | |
| 1317 movlw d'9' ; information size Decodebug | |
| 1318 movwf temp1 ; copy to bits 0-3 | |
| 1319 swapf temp1,F ; swap nibbels 0-3 with 4-7 | |
| 1320 GETCUSTOM8 d'25' ; Divisor Decodebug | |
| 1321 addwf temp1,W ; copy to bits 0-3, result in WREG | |
| 1322 call write_external_eeprom | |
| 1323 | |
| 1324 movlw d'0' ; information size nuy2 | |
| 1325 movwf temp1 ; copy to bits 0-3 | |
| 1326 swapf temp1,F ; swap nibbels 0-3 with 4-7 | |
| 1327 GETCUSTOM8 d'26' ; Divisor nuy2 | |
| 1328 addwf temp1,W ; copy to bits 0-3, result in WREG | |
| 1329 call write_external_eeprom | |
| 1330 | |
| 1331 read_int_eeprom d'26' ; Read Salinity from EEPROM | |
| 1332 movf EEDATA,W | |
| 1333 call write_external_eeprom ; Store Salinity to Dive | |
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1334 |
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1335 movff char_O_CNS_fraction,WREG ; copy into bank1 |
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1336 call write_external_eeprom ; Stores CNS% |
| 0 | 1337 |
| 1338 movlw 0xFB ; Header stop | |
| 1339 call write_external_eeprom | |
| 1340 movlw 0xFB | |
| 1341 call write_external_eeprom | |
| 1342 | |
| 1343 ; Increase total dive counter | |
| 1344 read_int_eeprom d'2' ; Read byte (stored in EEDATA) | |
| 1345 movff EEDATA,temp1 ; Low byte | |
| 1346 read_int_eeprom d'3' ; Read byte (stored in EEDATA) | |
| 1347 movff EEDATA,temp2 ; high byte | |
| 1348 bcf STATUS,C | |
| 1349 movlw d'1' | |
| 1350 addwf temp1 | |
| 1351 movlw d'0' | |
| 1352 addwfc temp2 | |
| 1353 movff temp1,EEDATA | |
| 1354 write_int_eeprom d'2' ; write byte stored in EEDATA | |
| 1355 movff temp2,EEDATA | |
| 1356 write_int_eeprom d'3' ; write byte stored in EEDATA | |
| 1357 | |
| 1358 GETCUSTOM15 .28 ; Logbook Offset -> lo, hi | |
| 1359 tstfsz lo ; lo=0? | |
| 1360 bra change_logbook_offset1 ; No, adjust offset | |
| 1361 tstfsz hi ; hi=0? | |
| 1362 bra change_logbook_offset1 ; No, adjust offset | |
| 1363 bra change_logbook_offset2 ; lo=0 and hi=0 -> skip Offset routine | |
| 1364 change_logbook_offset1: | |
| 1365 movlw d'1' | |
| 1366 addwf lo | |
| 1367 movlw d'0' | |
| 1368 addwfc hi | |
| 1369 movlw d'112' ; CF28 *4 Bytes... | |
| 1370 addlw 0x82 | |
| 1371 movwf EEADR | |
| 1372 movff lo,EEDATA | |
| 1373 call write_eeprom ; Lowbyte | |
| 1374 movlw d'112' ; CF28 *4 Bytes... | |
| 1375 addlw 0x83 | |
| 1376 movwf EEADR | |
| 1377 movff hi,EEDATA | |
| 1378 call write_eeprom ; Highbyte | |
| 1379 | |
| 1380 change_logbook_offset2: | |
| 25 | 1381 bcf LED_blue |
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1382 clrf surface_interval+0 |
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1383 clrf surface_interval+1 ; Clear surface interval timer |
| 33 | 1384 |
| 1385 end_dive_common: | |
| 0 | 1386 bcf simulatormode_active ; if we were in simulator mode |
| 1387 | |
| 1388 btfsc restore_deco_data ; Restore decodata? | |
| 1389 call simulator_restore_tissue_data ; Yes! | |
| 1390 | |
| 1391 goto surfloop ; and return to surfaceloop | |
| 1392 | |
| 1393 timeout_divemode: | |
| 1394 btfss realdive ; Dive longer then one minute | |
| 1395 return | |
| 1396 | |
| 1397 btfsc FLAG_apnoe_mode ; In Apnoe mode? | |
| 1398 bra timeout_divemode2 ; Yes, use CF30 [min] for timeout | |
| 1399 | |
| 233 | 1400 ifndef __DEBUG |
| 1401 btfsc simulatormode_active ; In Simulator mode? | |
| 1402 bra timeout_divemode3 ; Yes, use fixed 5 seconds timeout | |
| 1403 endif | |
| 0 | 1404 |
| 1405 bcf divemode | |
| 1406 incf timeout_counter,F | |
| 1407 GETCUSTOM8 d'2' ; diveloop_timeout | |
| 1408 addlw d'2' ; adds two seconds in case timout=zero! | |
| 1409 btfsc STATUS,C ; > 255? | |
| 1410 movlw d'255' ; Set to 255... | |
| 1411 decf WREG,F ; Limit to 254 | |
| 1412 cpfsgt timeout_counter | |
| 1413 bsf divemode | |
| 1414 return | |
| 1415 | |
| 1416 timeout_divemode2: | |
| 1417 incf timeout_counter,F ; seconds... | |
| 1418 movlw d'60' | |
| 1419 cpfseq timeout_counter ; timeout_counter=60? | |
| 1420 return ; No. | |
| 1421 | |
| 1422 clrf timeout_counter | |
| 1423 bcf divemode | |
| 1424 incf apnoe_timeout_counter,F | |
| 1425 GETCUSTOM8 d'30' ; apnoe timeout [min] | |
| 1426 cpfseq apnoe_timeout_counter | |
| 1427 bsf divemode | |
| 1428 return | |
| 1429 | |
| 1430 timeout_divemode3: | |
| 1431 bcf divemode | |
| 1432 incf timeout_counter,F | |
| 1433 movlw d'5' ; Fixed timeout of 5 seconds | |
| 1434 cpfsgt timeout_counter | |
| 1435 bsf divemode | |
| 1436 return | |
| 1437 | |
| 1438 update_divemode1: ; update any second | |
| 1439 call set_dive_modes ; tests if depth>threshold | |
| 1440 | |
| 1441 btfsc divemode | |
| 1442 call set_max_depth ; update max. depth if required | |
| 1443 | |
| 1444 btfsc divemode | |
| 1445 call set_min_temp ; store min. temp if required | |
| 1446 | |
| 1447 bcf temp_changed ; Display temperature? | |
| 1448 movf temperature+0,W | |
| 1449 cpfseq last_temperature+0 | |
| 1450 bsf temp_changed ; Yes | |
| 1451 movf temperature+1,W | |
| 1452 cpfseq last_temperature+1 | |
| 1453 bsf temp_changed ; Yes | |
| 1454 btfsc temp_changed | |
| 1455 call PLED_temp_divemode ; Displays temperature | |
| 1456 | |
| 1457 bcf pres_changed ; Display new depth? | |
| 1458 movf amb_pressure+0,W | |
| 1459 cpfseq last_pressure+0 | |
| 1460 bsf pres_changed ; Yes | |
| 1461 movf amb_pressure+1,W | |
| 1462 cpfseq last_pressure+1 | |
| 1463 bsf pres_changed ; Yes | |
| 1464 | |
| 1465 btfsc simulatormode_active ; always update depth when in simulator mode | |
| 1466 bsf pres_changed | |
| 1467 | |
| 1468 btfsc pres_changed | |
| 1469 call PLED_depth ; Displays new depth | |
| 1470 return | |
| 1471 | |
| 1472 update_divemode60: ; update any minute | |
| 1473 call get_battery_voltage ; gets battery voltage | |
| 1474 call set_powersafe ; red LED blinking if battery is low | |
| 1475 call PLED_max_pressure ; No, use normal max. depth | |
| 1476 call check_temp_extrema ; check for new temperature extremas | |
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1477 call customview_minute ; Do every-minute tasks for the custom view area |
| 0 | 1478 bcf oneminupdate |
| 1479 return | |
| 1480 | |
| 1481 set_max_depth: | |
| 1482 movff max_pressure+0,sub_a+0 | |
| 1483 movff max_pressure+1,sub_a+1 | |
| 1484 movff rel_pressure+0,sub_b+0 | |
| 1485 movff rel_pressure+1,sub_b+1 | |
| 1486 call sub16 ; sub_c = sub_a - sub_b | |
| 1487 ; max_pressure<rel_pressure -> neg_flag=1 | |
| 1488 ; rel_pressure<=max_pressure -> neg_flag=0 | |
| 1489 btfss neg_flag | |
| 1490 return | |
| 1491 ;max_pressure<rel_pressure | |
| 1492 movff rel_pressure+0,max_pressure+0 | |
| 1493 movff rel_pressure+1,max_pressure+1 | |
| 1494 call PLED_max_pressure ; No, use normal max. depth | |
| 1495 return | |
| 1496 | |
| 1497 set_min_temp: | |
| 1498 movff mintemp+0,sub_a+0 | |
| 1499 movff mintemp+1,sub_a+1 | |
| 1500 movff temperature+0,sub_b+0 | |
| 1501 movff temperature+1,sub_b+1 | |
| 1502 call sub16 ; sub_c = sub_a - sub_b | |
| 1503 ; mintemp<T -> neg_flag=1 | |
| 1504 ; T<=mintemp -> neg_flag=0 | |
| 1505 btfsc neg_flag | |
| 1506 return | |
| 1507 ;mintemp>=T | |
| 1508 movff temperature+0,mintemp+0 | |
| 1509 movff temperature+1,mintemp+1 | |
| 1510 return | |
| 1511 | |
| 1512 set_dive_modes: | |
| 239 | 1513 btfsc high_altitude_mode ; In high altitude (Fly) mode? |
| 1514 bra set_dive_modes3 ; Yes | |
| 1515 | |
| 0 | 1516 bcf divemode2 ; Stop time |
| 1517 | |
| 1518 GETCUSTOM8 .0 ; loads dive_threshold in WREG | |
| 1519 movwf sub_a+0 ; dive_treshold is in cm | |
| 1520 clrf sub_a+1 | |
| 1521 movff rel_pressure+0,sub_b+0 | |
| 1522 movff rel_pressure+1,sub_b+1 | |
| 239 | 1523 call sub16 ; sub_c = sub_a - sub_b |
| 0 | 1524 |
| 1525 btfss neg_flag | |
| 239 | 1526 bra set_dive_modes2 ; too shallow (rel_pressure<dive_threshold) |
| 0 | 1527 |
| 239 | 1528 btfsc realdive ; Dive longer than one minute? |
| 1529 clrf timeout_counter ; Yes, reset timout counter | |
| 0 | 1530 |
| 239 | 1531 bsf divemode ; (Re-)Set divemode flag |
| 0 | 1532 bsf divemode2 ; displayed divetime is running |
| 1533 return | |
| 1534 | |
| 1535 set_dive_modes2: | |
| 1536 btfss realdive ; dive longer then one minute? | |
| 1537 bcf divemode ; no -> this was no real dive | |
| 1538 return | |
| 1539 | |
| 239 | 1540 set_dive_modes3: |
| 1541 movlw HIGH d'1075' ; hard-wired 1075mBar threshold | |
| 1542 movwf sub_a+1 | |
| 1543 movlw LOW d'1075' ; hard-wired 1075mBar threshold | |
| 1544 movwf sub_a+0 | |
| 1545 movff rel_pressure+0,sub_b+0 | |
| 1546 movff rel_pressure+1,sub_b+1 | |
| 1547 call sub16 ; sub_c = sub_a - sub_b | |
| 1548 | |
| 1549 btfss neg_flag | |
| 1550 bra set_dive_modes2 ; too shallow (rel_pressure<dive_threshold) | |
| 1551 | |
| 1552 bsf divemode ; (Re-)Set divemode flag | |
| 1553 bsf divemode2 ; displayed divetime is running | |
| 1554 return | |
| 1555 | |
| 0 | 1556 set_powersafe: |
| 1557 btfsc low_battery_state ; battery warning alread active? | |
| 1558 bra set_powersafe2 ; Yes, but is it still required? | |
| 1559 ; battery voltage in mV (value*256+Lowbyte=actual treshold) | |
| 1560 movlw d'12' ; 3,328V | |
| 1561 cpfsgt batt_voltage+1 | |
| 1562 bra set_powersafe1 | |
| 1563 return | |
| 1564 | |
| 1565 set_powersafe1: | |
| 1566 movlw d'7' ; Type of Alarm (Battery Low) | |
| 1567 movwf AlarmType ; Copy to Alarm Register | |
| 1568 bsf event_occured ; Set Event Flag | |
| 1569 bsf low_battery_state ; set flag for battery warning | |
| 1570 return ; return | |
| 1571 | |
| 1572 set_powersafe2: | |
| 1573 movlw d'13' ; 3,584V | |
| 1574 cpfsgt batt_voltage+1 | |
| 1575 bra set_powersafe1 ; Still to low | |
| 1576 bcf low_battery_state ; clear flag for battery warning mode | |
| 1577 return | |
| 1578 | |
| 1579 calc_average_depth: | |
| 111 | 1580 btfsc reset_average_depth ; Reset the Avewrage depth? |
| 1581 rcall reset_average1 ; Reset the resettable average depth | |
| 1582 | |
| 0 | 1583 ; 1. Add new 2xdepth to the Sum of depths registers |
| 1584 movff rel_pressure+0,b0_lo | |
|
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1585 movff rel_pressure+1,b0_hi ; Buffer... |
| 0 | 1586 |
| 1587 movf b0_lo,w | |
| 1588 addwf average_depth_hold+0,F | |
| 1589 movf b0_hi,w | |
| 1590 addwfc average_depth_hold+1,F | |
| 1591 movlw d'0' | |
| 1592 addwfc average_depth_hold+2,F | |
| 1593 addwfc average_depth_hold+3,F ; Will work up to 9999mBar*60*60*24=863913600mBar | |
| 1594 | |
| 1595 movf b0_lo,w | |
| 1596 addwf average_depth_hold+0,F | |
| 1597 movf b0_hi,w | |
| 1598 addwfc average_depth_hold+1,F | |
| 1599 movlw d'0' | |
| 1600 addwfc average_depth_hold+2,F | |
| 1601 addwfc average_depth_hold+3,F ; Will work up to 9999mBar*60*60*24=863913600mBar | |
| 1602 | |
|
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1603 ; Do the same for the _total registers (Non-Resettable) |
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1604 movf b0_lo,w |
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1605 addwf average_depth_hold_total+0,F |
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1606 movf b0_hi,w |
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1607 addwfc average_depth_hold_total+1,F |
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1608 movlw d'0' |
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1609 addwfc average_depth_hold_total+2,F |
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1610 addwfc average_depth_hold_total+3,F ; Will work up to 9999mBar*60*60*24=863913600mBar |
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1611 |
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1612 movf b0_lo,w |
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1613 addwf average_depth_hold_total+0,F |
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1614 movf b0_hi,w |
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1615 addwfc average_depth_hold_total+1,F |
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1616 movlw d'0' |
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1617 addwfc average_depth_hold_total+2,F |
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1618 addwfc average_depth_hold_total+3,F ; Will work up to 9999mBar*60*60*24=863913600mBar |
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1619 |
| 0 | 1620 ; 2. Compute Average Depth on base of average_divesecs:2 |
| 1621 movff average_divesecs+0,xB+0 | |
| 1622 movff average_divesecs+1,xB+1 ; Copy | |
| 1623 movff average_depth_hold+0,xC+0 | |
| 1624 movff average_depth_hold+1,xC+1 | |
| 1625 movff average_depth_hold+2,xC+2 | |
| 1626 movff average_depth_hold+3,xC+3 | |
| 1627 | |
| 1628 call div32x16 ; xC:4 / xB:2 = xC+3:xC+2 with xC+1:xC+0 as remainder | |
| 1629 movff xC+0,avr_rel_pressure+0 | |
| 1630 movff xC+1,avr_rel_pressure+1 | |
|
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1631 |
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1632 ; Compute Total Average Depth on base of divemins:2 and divesecs |
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1633 movff divemins+0,xA+0 |
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1634 movff divemins+1,xA+1 |
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1635 movlw d'60' |
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1636 movwf xB+0 |
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1637 clrf xB+1 |
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1638 call mult16x16 ; xC:4=xA:2*xB:2 |
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1639 movf divesecs,W |
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1640 addwf xC+0,F |
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1641 movlw d'0' |
| 228 | 1642 addwfc xC+1,F ; xC:2 holds total dive seconds |
|
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1643 movlw d'3' ; 2+1 |
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1644 btfss divesecs,0 ; divesecs even? |
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1645 movlw d'2' ; Yes, do not add +1 |
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1646 addwf xC+0,F |
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1647 movlw d'0' |
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1648 addwfc xC+1,F |
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1649 ; Ignore xC+2 and xC+3. Total Average will only work up to divetime=1092:16 |
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1650 movff xC+0,xB+0 |
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1651 movff xC+1,xB+1 ; Copy |
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1652 movff average_depth_hold_total+0,xC+0 |
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1653 movff average_depth_hold_total+1,xC+1 |
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1654 movff average_depth_hold_total+2,xC+2 |
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1655 movff average_depth_hold_total+3,xC+3 |
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1656 |
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1657 call div32x16 ; xC:4 / xB:2 = xC+3:xC+2 with xC+1:xC+0 as remainder |
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1658 movff xC+0,avr_rel_pressure_total+0 |
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1659 movff xC+1,avr_rel_pressure_total+1 |
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1660 |
| 0 | 1661 return |
| 1662 | |
| 111 | 1663 reset_average1: |
| 1664 clrf average_depth_hold+0 | |
| 1665 clrf average_depth_hold+1 | |
| 1666 clrf average_depth_hold+2 | |
| 1667 clrf average_depth_hold+3 ; Clear average depth register | |
| 1668 movlw d'2' | |
| 1669 movwf average_divesecs+0 | |
| 1670 clrf average_divesecs+1 | |
| 1671 bcf reset_average_depth ; Clear flag | |
| 1672 return | |
| 0 | 1673 |
|
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1674 ;============================================================================= |
|
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1675 ; Setup everything to enter divemode. |
|
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1676 ; |
| 0 | 1677 diveloop_boot: |
| 49 | 1678 ostc_debug 'Q' ; Sends debug-information to screen if debugmode active |
| 0 | 1679 clrf max_pressure+0 ; clear some variables |
| 1680 clrf max_pressure+1 | |
| 1681 | |
| 1682 clrf avr_rel_pressure+0 | |
| 1683 clrf avr_rel_pressure+1 | |
| 1684 | |
|
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1685 clrf EEADRH ; Make sure to select eeprom bank 0 |
| 0 | 1686 call PLED_brightness_low |
| 1687 read_int_eeprom d'90' ; Brightness offset? (Dim>0, Normal = 0) | |
| 1688 movlw d'0' | |
| 1689 cpfsgt EEDATA | |
| 1690 call PLED_brightness_full | |
| 1691 | |
| 1692 movlw d'1' | |
| 1693 movwf apnoe_max_pressure+0 | |
| 1694 clrf apnoe_max_pressure+1 | |
| 1695 clrf apnoe_surface_mins | |
| 1696 clrf apnoe_surface_secs | |
| 1697 clrf apnoe_mins | |
| 1698 clrf apnoe_secs | |
| 1699 clrf divemins+0 | |
| 1700 clrf divemins+1 | |
|
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1701 clrf menupos3 |
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1702 bcf menu3_active |
| 0 | 1703 clrf divesecs |
| 1704 clrf samplesecs | |
| 1705 clrf apnoe_timeout_counter ; timeout in minutes | |
| 1706 clrf timeout_counter ; takes care of the timeout | |
| 1707 clrf timeout_counter2 ; Here: counts to six, then store deco data and temperature | |
| 1708 clrf AlarmType ; Clear all alarms | |
| 1709 bcf event_occured ; clear flag | |
|
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1710 bcf setpoint_changed ; clear flag |
| 111 | 1711 rcall reset_average1 ; Reset the resettable average depth |
|
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1712 clrf average_depth_hold_total+0 |
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1713 clrf average_depth_hold_total+1 |
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1714 clrf average_depth_hold_total+2 |
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1715 clrf average_depth_hold_total+3 ; Clear Non-Resettable Average |
| 0 | 1716 bcf depth_greater_100m ; clear flag |
| 1717 setf last_diluent ; to be displayed after first calculation (range: 0 to 100 [%]) | |
| 3 | 1718 bcf dekostop_active |
| 1719 bcf is_bailout ;=1: CC mode, but bailout active! | |
|
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1720 bcf better_gas_available ;=1: A better gas is available and a gas change is advised in divemode |
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1721 bcf tts_extra_time ;=1: Compute TTS if extra time spent at current depth |
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1722 |
| 0 | 1723 call get_free_EEPROM_location ; get last position in external EEPROM, may be up to 2 secs! |
| 1724 | |
| 319 | 1725 btfsc simulatormode_active |
| 237 | 1726 bra diveloop_boot_1 |
| 1727 ; Normal mode = Surface pressure is the pressure 30mn before dive. | |
| 0 | 1728 movff last_surfpressure_30min+0,int_I_pres_surface+0 ; LOW copy surfacepressure to deco routine |
| 237 | 1729 movff last_surfpressure_30min+1,int_I_pres_surface+1 ; HIGH copy surfacepressure to deco routine |
| 1730 bra diveloop_boot_2 | |
| 1731 | |
| 1732 diveloop_boot_1: | |
| 1733 ; Simulator mode: Surface pressure is 1bar. | |
| 1734 movlw LOW .1000 | |
| 1735 movff WREG,int_I_pres_surface+0 ; LOW copy surfacepressure to deco routine | |
| 1736 movlw HIGH .1000 | |
| 1737 movff WREG,int_I_pres_surface+1 ; HIGH copy surfacepressure to deco routine | |
| 1738 | |
| 1739 diveloop_boot_2: | |
| 1740 movff temperature+0,mintemp+0 ; Reset Min-Temp registers | |
| 1741 movff temperature+1,mintemp+1 ; Reset Min-Temp registers | |
| 0 | 1742 |
| 1743 ; Init profile recording parameters | |
| 237 | 1744 GETCUSTOM8 d'20' ; sample rate |
| 1745 movwf samplesecs_value ; to avoid EEPROM access in the ISR | |
| 0 | 1746 GETCUSTOM8 d'21' |
| 237 | 1747 movwf divisor_temperature ; load divisors for profile storage |
| 0 | 1748 GETCUSTOM8 d'22' |
| 1749 movwf divisor_deco | |
| 1750 GETCUSTOM8 d'23' | |
| 1751 movwf divisor_tank | |
| 1752 GETCUSTOM8 d'24' | |
| 1753 movwf divisor_ppo2 | |
| 1754 GETCUSTOM8 d'25' | |
| 1755 movwf divisor_deco_debug | |
| 1756 GETCUSTOM8 d'26' | |
| 1757 movwf divisor_nuy2 | |
| 1758 | |
| 1759 btfss FLAG_apnoe_mode ; In Apnoe mode? | |
| 1760 bra divemode1 | |
| 1761 ; Overwrite some parameters in Apnoe mode.... | |
| 1762 movlw d'1' | |
| 1763 movwf samplesecs_value ; to avoid EEPROM access in the ISR | |
| 1764 | |
| 1765 divemode1: | |
| 1766 read_int_eeprom d'36' ; Read mix 1 ppO2 | |
| 1767 btfsc FLAG_const_ppO2_mode | |
| 292 | 1768 movff EEDATA,char_I_const_ppO2 ; Set ppO2 setpoint if in ppO2 mode |
| 1769 movff EEDATA,ppO2_setpoint_store ; Store also in this byte... | |
| 0 | 1770 |
| 21 | 1771 bcf LED_blue |
| 0 | 1772 bcf low_battery_state ; clear flag for battery warning mode |
| 1773 bcf header_stored | |
| 1774 bcf premenu | |
| 1775 bcf realdive | |
| 1776 bsf update_divetime ; set flag | |
| 1777 btfss simulatormode_active ; do not disable in simulator mode! | |
| 49 | 1778 call disable_rs232 ; Disable RS232 |
| 0 | 1779 |
| 292 | 1780 ; Read Start Gas and configure char_I_He_ratio, char_I_O2_ratio and char_I_N2_ratio |
| 1781 set_first_gas: | |
| 0 | 1782 read_int_eeprom d'33' ; Read byte (stored in EEDATA) |
| 1783 movff EEDATA,active_gas ; Read start gas (1-5) | |
| 1784 | |
| 1785 decf active_gas,W ; Gas 0-4 | |
| 1786 mullw d'4' | |
| 1787 movf PRODL,W | |
| 1788 addlw d'7' ; = address for He ratio | |
| 1789 movwf EEADR | |
| 1790 call read_eeprom ; Read He ratio | |
| 1791 movff EEDATA,char_I_He_ratio ; And copy into hold register | |
| 292 | 1792 |
| 1793 decf EEADR,F | |
| 0 | 1794 call read_eeprom ; Read O2 ratio |
| 1795 movff EEDATA, char_I_O2_ratio ; O2 ratio | |
| 292 | 1796 |
| 0 | 1797 movff char_I_He_ratio, wait_temp ; copy into bank1 register |
| 1798 bsf STATUS,C ; Borrow bit | |
| 1799 movlw d'100' ; 100% | |
| 1800 subfwb wait_temp,W ; minus He | |
| 1801 bsf STATUS,C ; Borrow bit | |
|
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1802 subfwb EEDATA,W ; minus O2 |
|
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1803 movff WREG, char_I_N2_ratio ; = N2! |
| 0 | 1804 |
|
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1805 ; Configure gaslist_active flag register |
| 281 | 1806 read_int_eeprom d'27' |
|
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1807 movff EEDATA, gaslist_active |
| 281 | 1808 return |