Mercurial > public > mk2
annotate code_part1/OSTC_code_asm_part1/divemode.asm @ 341:2144f19fa1eb
BUGFIX protect against ISR changing pressure/temperature while reading it.
| author | JeanDo |
|---|---|
| date | Fri, 20 May 2011 00:48:30 +0200 |
| parents | b7940978edc9 |
| children | 06299199dfb9 |
| 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 |
| 2 | 160 btfsc menubit ; Sleep only with inactive menu... |
| 161 bra diveloop_loop4 | |
| 162 | |
| 163 btfsc simulatormode_active ; Do not sleep in Simualtor mode | |
| 164 bra diveloop_loop4 | |
| 165 | |
| 0 | 166 sleep |
| 167 nop | |
| 2 | 168 diveloop_loop4: |
| 0 | 169 bra diveloop_loop ; Loop the divemode |
| 170 | |
| 171 timeout_premenu_divemode: | |
| 128 | 172 incf timeout_counter3,F ; Yes... |
| 0 | 173 |
| 128 | 174 GETCUSTOM8 d'4' ; loads premenu_timeout into WREG |
| 175 cpfsgt timeout_counter3 ; ... longer then premenu_timeout | |
| 176 return ; No! | |
| 0 | 177 |
| 128 | 178 bcf premenu ; Yes, so clear "Menu?" and clear pre_menu bit |
| 179 call PLED_menu_clear ; Remove "Menu?" | |
| 0 | 180 return |
| 181 | |
| 128 | 182 divemode_apnoe_tasks: ; 1 sec. Apnoe tasks |
| 0 | 183 call PLED_display_apnoe_descent ; Show descent timer |
| 184 | |
| 185 btfsc divemode2 ; Time running? | |
| 186 bra divemode_apnoe_tasks2 ; New descent, reset data if flag is set | |
| 187 | |
| 188 call PLED_display_apnoe_surface | |
| 189 incf apnoe_surface_secs,F | |
| 190 movlw d'60' | |
| 191 cpfseq apnoe_surface_secs | |
| 192 bra divemode_apnoe_tasks1 | |
| 193 clrf apnoe_surface_secs | |
| 194 incf apnoe_surface_mins,F | |
| 195 | |
| 196 divemode_apnoe_tasks1: | |
| 197 bcf FLAG_active_descent ; Clear flag | |
| 198 btfsc divemode2 ; Time running? | |
| 199 return ; Yes, return | |
| 200 | |
| 201 bsf FLAG_active_descent ; Set Flag | |
| 202 return | |
| 203 | |
| 204 divemode_apnoe_tasks2: | |
| 205 btfss FLAG_active_descent ; Are descending? | |
| 206 return ; No, We are at the surface | |
| 207 rcall apnoe_calc_maxdepth ; Yes! | |
| 208 | |
| 209 divemode_apnoe_tasks3: | |
| 210 call PLED_apnoe_clear_surface ; Clear Surface timer | |
| 211 | |
| 212 clrf apnoe_timeout_counter ; Delete timeout | |
| 213 clrf apnoe_surface_secs | |
| 214 clrf apnoe_surface_mins | |
| 215 clrf apnoe_secs | |
| 216 clrf apnoe_mins ; Reset Descent time | |
| 217 clrf max_pressure+0 | |
| 218 clrf max_pressure+1 ; Reset Max. Depth | |
| 219 bcf FLAG_active_descent ; Clear flag | |
| 220 return | |
| 221 | |
| 222 apnoe_calc_maxdepth: | |
| 223 movff apnoe_max_pressure+0,sub_a+0 | |
| 224 movff apnoe_max_pressure+1,sub_a+1 | |
| 225 movff max_pressure+0,sub_b+0 | |
| 226 movff max_pressure+1,sub_b+1 | |
| 227 call sub16 ; sub_c = sub_a - sub_b | |
| 228 ; apnoe_max_pressure<max_pressure -> neg_flag=1 | |
| 229 ; max_pressure<=apnoe_max_pressure -> neg_flag=0 | |
| 230 btfss neg_flag | |
| 231 return | |
| 232 ;apnoe_max_pressure<max_pressure | |
| 233 movff max_pressure+0,apnoe_max_pressure+0 | |
| 234 movff max_pressure+1,apnoe_max_pressure+1 | |
| 235 return | |
| 236 | |
| 237 set_leds_divemode: | |
| 238 movff char_O_gradient_factor,lo ; gradient factor absolute | |
| 239 | |
| 240 GETCUSTOM8 d'14' ; threshold for LED warning | |
| 241 cpfslt lo ; | |
| 242 call warn_gf1 ; show warning, set flags | |
| 243 | |
| 244 movff char_I_deco_model,lo | |
| 245 decfsz lo,W ; jump over return if char_I_deco_model == 1 | |
| 246 return | |
| 247 | |
| 248 movff char_O_relative_gradient_GF,lo ; gradient factor relative (GF model) | |
| 249 | |
| 250 GETCUSTOM8 d'14' ; threshold for LED warning | |
| 251 cpfslt lo ; | |
| 252 call warn_gf1 ; show warning, set flags | |
| 253 | |
| 254 return | |
| 255 | |
| 256 warn_gf1: | |
| 257 movlw d'2' ; Type of Alarm | |
| 258 movwf AlarmType ; Copy to Alarm Register | |
| 259 bsf event_occured ; Set Event Flag | |
| 260 return | |
| 261 | |
| 262 calc_deko_divemode: | |
| 263 btfsc twosecupdate ; two seconds after the last call | |
| 264 bra calc_deko_divemode2 ; Yes, calculate and display deco data ("first second") | |
| 265 | |
| 49 | 266 bsf twosecupdate ; No, but next second! |
| 0 | 267 ; Routines used in the "other second" |
| 268 call calc_average_depth ; calculate average depth | |
| 269 call calc_velocity ; calculate vertical velocity and display if > threshold (every two seconds) | |
| 270 | |
| 292 | 271 ; Calculate CNS |
| 272 rcall set_actual_ppo2 ; Set char_I_actual_ppO2 | |
| 273 clrf WREG | |
| 274 movff WREG,char_I_step_is_1min ; Make sure to be in 2sec mode. | |
| 0 | 275 |
| 116 | 276 call deco_calc_CNS_fraction ; calculate CNS |
| 0 | 277 movlb b'00000001' ; rambank 1 selected |
| 278 | |
| 279 ; Check if CNS should be displayed | |
| 280 movff char_O_CNS_fraction,lo ; copy into bank1 | |
| 281 GETCUSTOM8 d'27' ; cns_display_high | |
| 282 subwf lo,W | |
| 283 btfsc STATUS,C | |
| 284 call PLED_display_cns ; Show CNS | |
| 8 | 285 call check_gas_change ; Checks if a better gas should be selected (by user) |
| 286 | |
| 0 | 287 ; Check for decompression gases if in decomode |
| 288 btfss dekostop_active | |
| 289 bra reset_decompression_gases ; While in NDL, do not set deompression gas | |
| 290 | |
| 286 | 291 ; Copy all gases to char_I_deco_N2_ratio and char_I_deco_He_ratio |
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292 divemode_check_decogases: ; CALLed from Simulator, too |
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293 |
| 291 | 294 clrf EEADRH ; Make sure to select eeprom bank 0 |
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295 |
| 291 | 296 read_int_eeprom d'7' ; Read He ratio |
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297 movff EEDATA,char_I_deco_He_ratio+0 ; And copy into hold register |
| 291 | 298 read_int_eeprom d'6' ; Read O2 ratio |
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299 movff char_I_deco_He_ratio+0, wait_temp ; copy into bank1 register |
| 49 | 300 bsf STATUS,C ; |
| 301 movlw d'100' ; 100% | |
| 302 subfwb wait_temp,W ; minus He | |
| 303 subfwb EEDATA,F ; minus O2 | |
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304 movff EEDATA, char_I_deco_N2_ratio+0; = N2! |
| 0 | 305 |
| 291 | 306 read_int_eeprom d'11' ; Read He ratio |
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307 movff EEDATA,char_I_deco_He_ratio+1 ; And copy into hold register |
| 291 | 308 read_int_eeprom d'10' ; Read O2 ratio |
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309 movff char_I_deco_He_ratio+1, wait_temp ; copy into bank1 register |
| 49 | 310 bsf STATUS,C ; |
| 311 movlw d'100' ; 100% | |
| 312 subfwb wait_temp,W ; minus He | |
| 313 subfwb EEDATA,F ; minus O2 | |
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314 movff EEDATA, char_I_deco_N2_ratio+1; = N2! |
| 49 | 315 |
| 291 | 316 read_int_eeprom d'15' ; Read He ratio |
| 224 | 317 movff EEDATA,char_I_deco_He_ratio+2 ; And copy into hold register |
| 291 | 318 read_int_eeprom d'14' ; Read O2 ratio |
| 224 | 319 movff char_I_deco_He_ratio+2, wait_temp ; copy into bank1 register |
| 49 | 320 bsf STATUS,C ; |
| 321 movlw d'100' ; 100% | |
| 322 subfwb wait_temp,W ; minus He | |
| 323 subfwb EEDATA,F ; minus O2 | |
| 224 | 324 movff EEDATA, char_I_deco_N2_ratio+2; = N2! |
| 49 | 325 |
| 291 | 326 read_int_eeprom d'19' ; Read He ratio |
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327 movff EEDATA,char_I_deco_He_ratio+3 ; And copy into hold register |
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328 read_int_eeprom d'18' ; Read O2 ratio |
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329 movff char_I_deco_He_ratio+3, wait_temp ; copy into bank1 register |
| 49 | 330 bsf STATUS,C ; |
| 331 movlw d'100' ; 100% | |
| 332 subfwb wait_temp,W ; minus He | |
| 333 subfwb EEDATA,F ; minus O2 | |
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334 movff EEDATA, char_I_deco_N2_ratio+3; = N2! |
| 0 | 335 |
| 291 | 336 read_int_eeprom d'23' ; Read He ratio |
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337 movff EEDATA,char_I_deco_He_ratio+4; And copy into hold register |
| 291 | 338 read_int_eeprom d'22' ; Read O2 ratio |
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339 movff char_I_deco_He_ratio+4, wait_temp ; copy into bank1 register |
| 39 | 340 bsf STATUS,C ; |
| 341 movlw d'100' ; 100% | |
| 342 subfwb wait_temp,W ; minus He | |
| 343 subfwb EEDATA,F ; minus O2 | |
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344 movff EEDATA, char_I_deco_N2_ratio+4; = N2! |
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345 |
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346 ; Copy depth of enabled gas into char_I_deco_gas_change |
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347 ; Note gaslist_active is inited in diveloop_boot, and edited by |
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348 ; the de-activation menu. So don't reread it from eeprom here. |
| 39 | 349 |
| 281 | 350 read_int_eeprom d'28' ; read gas_change_depth Gas1 |
|
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351 btfss gaslist_active,0 ; Apply depth? |
| 221 | 352 clrf EEDATA ; No, clear! |
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353 movff EEDATA,char_I_deco_gas_change+0 ; Yes! |
| 221 | 354 |
| 281 | 355 read_int_eeprom d'29' ; read gas_change_depth Gas2 |
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356 btfss gaslist_active,1 ; Apply depth? |
| 221 | 357 clrf EEDATA ; No, clear! |
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358 movff EEDATA,char_I_deco_gas_change+1 ; Yes! |
| 45 | 359 |
| 281 | 360 read_int_eeprom d'30' ; read gas_change_depth Gas3 |
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361 btfss gaslist_active,2 ; Apply depth? |
| 221 | 362 clrf EEDATA ; No, clear! |
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363 movff EEDATA,char_I_deco_gas_change+2 ; Yes! |
| 221 | 364 |
| 281 | 365 read_int_eeprom d'31' ; read gas_change_depth Gas4 |
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366 btfss gaslist_active,3 ; Apply depth? |
| 221 | 367 clrf EEDATA ; No, clear! |
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368 movff EEDATA,char_I_deco_gas_change+3 ; Yes! |
| 221 | 369 |
| 281 | 370 read_int_eeprom d'32' ; read gas_change_depth Gas5 |
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371 btfss gaslist_active,4 ; Apply depth? |
| 221 | 372 clrf EEDATA ; No, clear! |
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373 movff EEDATA,char_I_deco_gas_change+4 ; Yes! |
| 38 | 374 |
| 375 ; Debugger | |
| 45 | 376 ; call enable_rs232 |
| 224 | 377 ; movff char_I_deco_He_ratio+4,TXREG |
| 39 | 378 ; call rs232_wait_tx ; wait for UART |
| 224 | 379 ; movff char_I_deco_N2_ratio+4,TXREG |
| 39 | 380 ; call rs232_wait_tx ; wait for UART |
| 224 | 381 ; movff char_I_deco_He_ratio+3,TXREG |
| 39 | 382 ; call rs232_wait_tx ; wait for UART |
| 224 | 383 ; movff char_I_deco_N2_ratio+3,TXREG |
| 39 | 384 ; call rs232_wait_tx ; wait for UART |
| 224 | 385 ; movff char_I_deco_He_ratio+2,TXREG |
| 39 | 386 ; call rs232_wait_tx ; wait for UART |
| 224 | 387 ; movff char_I_deco_N2_ratio+2,TXREG |
| 39 | 388 ; call rs232_wait_tx ; wait for UART |
| 224 | 389 ; movff char_I_deco_He_ratio+1,TXREG |
| 39 | 390 ; call rs232_wait_tx ; wait for UART |
| 224 | 391 ; movff char_I_deco_N2_ratio+1,TXREG |
| 39 | 392 ; call rs232_wait_tx ; wait for UART |
| 393 ; movff char_I_deco_He_ratio,TXREG | |
| 394 ; call rs232_wait_tx ; wait for UART | |
| 395 ; movff char_I_deco_N2_ratio,TXREG | |
| 396 ; call rs232_wait_tx ; wait for UART | |
| 397 ; movff char_I_deco_gas_change5,TXREG | |
| 398 ; call rs232_wait_tx ; wait for UART | |
| 399 ; movff char_I_deco_gas_change4,TXREG | |
| 400 ; call rs232_wait_tx ; wait for UART | |
| 401 ; movff char_I_deco_gas_change3,TXREG | |
| 221 | 402 ; call rs232_wait_tx ; wait for UART |
| 39 | 403 ; movff char_I_deco_gas_change2,TXREG |
| 404 ; call rs232_wait_tx ; wait for UART | |
| 405 ; movff char_I_deco_gas_change,TXREG | |
| 406 ; call rs232_wait_tx ; wait for UART | |
| 47 | 407 |
| 33 | 408 return |
| 0 | 409 |
| 292 | 410 ;----------------------------------------------------------------------------- |
| 411 ; calculate ppO2 in 0.01Bar (e.g. 150 = 1.50 Bar ppO2) | |
| 412 set_actual_ppo2: | |
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413 SAFE_2BYTE_COPY amb_pressure, xA ; P_amb in milibar (1000 = 1.000 bar). |
| 292 | 414 movlw d'10' |
| 415 movwf xB+0 | |
| 416 clrf xB+1 | |
| 417 call div16x16 ; xC=p_amb/10 (100 = 1.00 bar). | |
| 418 movff xC+0,xA+0 | |
| 419 movff xC+1,xA+1 | |
| 420 movff char_I_O2_ratio,xB+0 | |
| 421 clrf xB+1 | |
| 422 call mult16x16 ; char_I_O2_ratio * (p_amb/10) | |
| 423 movff xC+0,xA+0 | |
| 424 movff xC+1,xA+1 | |
| 425 movlw d'100' | |
| 426 movwf xB+0 | |
| 427 clrf xB+1 | |
| 428 call div16x16 ; xC=(char_I_O2_ratio * p_amb/10)/100 | |
| 429 | |
| 430 ; Copy ppO2 for CNS calculation | |
| 431 tstfsz xC+1 ; Is ppO2 > 2.55bar ? | |
| 432 setf xC+0 ; yes: bound to 2.55... better than wrap around. | |
| 433 | |
| 434 movff xC+0, char_I_actual_ppO2 ; copy last ppO2 to buffer register | |
| 435 btfsc FLAG_const_ppO2_mode ; do in const_ppO2_mode | |
| 436 movff char_I_const_ppO2, char_I_actual_ppO2 ; copy last ppO2 to buffer register | |
| 437 return | |
| 438 | |
| 0 | 439 reset_decompression_gases: ; reset the deco gas while in NDL |
| 440 ostc_debug 'F' ; Sends debug-information to screen if debugmode active | |
|
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441 lfsr FSR2,char_I_deco_gas_change |
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442 clrf POSTINC2 ; Clear Gas1 |
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443 clrf POSTINC2 |
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444 clrf POSTINC2 |
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445 clrf POSTINC2 |
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446 clrf POSTINC2 ; Clear Gas5 |
| 0 | 447 return |
| 448 | |
| 449 calc_deko_divemode2: | |
| 450 bcf twosecupdate | |
| 451 | |
| 452 btfsc gauge_mode ; ignore decompression calculation in gauge mode | |
| 453 return | |
| 454 btfsc FLAG_apnoe_mode ; ignore decompression calculation in apnoe mode | |
| 455 return | |
| 456 | |
| 457 ostc_debug 'B' ; Sends debug-information to screen if debugmode active | |
| 313 | 458 ; Send nes state to screen, if debugmode active |
| 459 movff char_O_deco_status,WREG ; Status before call | |
| 460 addlw '0' ; Convert to ascii char | |
| 461 call ostc_debug1 ; and send. | |
| 462 | |
| 0 | 463 call divemode_prepare_flags_for_deco |
| 292 | 464 clrf WREG |
| 465 movff WREG,char_I_step_is_1min ; Force 2 second deco mode | |
| 40 | 466 |
| 256 | 467 clrf TMR3L |
| 468 clrf TMR3H ; Reset Timer3 | |
| 469 | |
| 116 | 470 call deco_calc_hauptroutine ; calc_tissue |
| 0 | 471 movlb b'00000001' ; rambank 1 selected |
| 472 ostc_debug 'C' ; Sends debug-information to screen if debugmode active | |
| 473 | |
| 256 | 474 btfss debug_mode ; Are we in debugmode? |
| 475 bra calc_deko_divemode4 ; No... | |
| 476 | |
| 477 ; Show timer3 reading converted into ms (Error: +2,3%) in custom area | |
| 478 movff TMR3L,lo | |
| 479 movff TMR3H,hi | |
| 480 bcf STATUS,C | |
| 481 rrcf hi | |
| 482 rrcf lo ;/2 | |
| 483 bcf STATUS,C | |
| 484 rrcf hi | |
| 485 rrcf lo ;/4 | |
| 486 bcf STATUS,C | |
| 487 rrcf hi | |
| 488 rrcf lo ;/8 | |
| 489 bcf STATUS,C | |
| 490 rrcf hi | |
| 491 rrcf lo ;/16 | |
| 492 bcf STATUS,C | |
| 493 rrcf hi | |
| 494 rrcf lo ;/32 | |
| 495 | |
| 496 WIN_TOP .216 | |
| 497 WIN_LEFT .100 | |
| 498 WIN_FONT FT_SMALL | |
| 499 STRCPY "ms:" | |
| 500 output_16 | |
| 501 call word_processor | |
| 502 | |
| 503 calc_deko_divemode4: | |
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504 movff char_O_deco_status,WREG ; Is a compute cycle finished ? |
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505 iorwf WREG,F |
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506 btfss STATUS,Z |
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507 return ; Return is status <> 0 |
| 256 | 508 |
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509 ; Check if deco stops are necessary ? |
|
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510 movff char_O_first_deco_depth,wait_temp ; copy ceiling to temp register |
| 0 | 511 tstfsz wait_temp ; Ceiling<0m? |
| 512 bra calc_deko_divemode3 ; Yes! | |
| 513 | |
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514 btfsc dekostop_active ; Already in nodeco mode ? |
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515 call PLED_display_ndl_mask ; Clear deco data, display nostop time |
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516 bcf dekostop_active ; clear flag |
| 0 | 517 |
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518 clrf decodata+0 ; for profile memory |
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519 movff char_O_nullzeit,decodata+1 ; nostop time |
| 0 | 520 |
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521 call PLED_display_ndl ; display no deco limit |
| 0 | 522 |
| 323 | 523 calc_deko_divemode5: |
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524 ; Check if extra cycles are needed to compute @5 variant: |
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525 btfss tts_extra_time ; Is @5 displayed ? |
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526 return ; No: don't compute it. |
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527 |
| 313 | 528 decfsz apnoe_mins ; Reached count-down ? |
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529 return ; No: don't compute yet. |
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530 |
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531 movlw .6 |
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532 movff WREG,char_O_deco_status ; Stole next cycles for @5 variant. |
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533 |
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534 movlw .2 ; Restart countdown. |
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535 movwf apnoe_mins |
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536 return |
| 323 | 537 |
| 538 calc_deko_divemode3: | |
| 539 btfss dekostop_active ; Already in deco mode ? | |
| 540 call PLED_display_deko_mask ; clear nostop time, display decodata | |
| 541 bsf dekostop_active ; Set flag | |
| 542 | |
| 543 movff char_O_first_deco_depth,decodata+0 ; ceiling | |
| 544 movff char_O_first_deco_time,decodata+1 ; length of first stop in minues | |
| 545 | |
| 546 call PLED_display_deko ; display decodata | |
| 547 bra calc_deko_divemode5 | |
| 313 | 548 |
| 124 | 549 ;----------------------------------------------------------------------------- |
| 69 | 550 |
| 237 | 551 divemode_prepare_flags_for_deco: |
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552 SAFE_2BYTE_COPY amb_pressure,int_I_pres_respiration ; copy result to deco routine |
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553 |
| 197 | 554 GETCUSTOM8 d'11' ; Saturation multiplier % |
| 555 movff WREG,char_I_saturation_multiplier | |
| 556 GETCUSTOM8 d'12' ; Desaturation multiplier % | |
| 557 movff WREG,char_I_desaturation_multiplier | |
| 558 GETCUSTOM8 d'16' ; Deco distance to decostop in 1/10 meter for simulation | |
| 559 movff WREG,char_I_deco_distance | |
| 560 GETCUSTOM8 d'29' ; Depth Last Deco in meter for simulation | |
| 561 movff WREG,char_I_depth_last_deco | |
| 203 | 562 movff divemins+0,int_I_divemins+0 ; Current dive time. |
| 563 movff divemins+1,int_I_divemins+1 | |
| 197 | 564 goto restart_set_modes_and_flags ; Sets decomode (char_I_deco_model) and flags (again) |
| 0 | 565 |
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566 ;----------------------------------------------------------------------------- |
| 0 | 567 |
| 568 store_dive_data: ; CF20 seconds gone | |
| 569 bcf store_sample ; update only any CF20 seconds | |
| 570 bsf update_divetime ; update divemins every CF20 seconds | |
| 571 | |
| 233 | 572 ifndef __DEBUG |
| 573 btfsc simulatormode_active ; Are we in simulator mode? | |
| 574 return ; Yes, discard everything | |
| 575 endif | |
| 33 | 576 |
| 0 | 577 btfsc header_stored ; Header already stored? |
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578 bra store_dive_data2 ; Yes, store only profile data |
| 0 | 579 bsf header_stored ; Store header |
| 580 | |
| 581 movff eeprom_address+0, eeprom_header_address+0 ; store startposition | |
| 582 movff eeprom_address+1, eeprom_header_address+1 ; store startposition | |
| 583 | |
| 584 ; shift address for header | |
| 585 ; the header will be stored after the dive | |
| 586 incf_eeprom_address d'47' ; Macro, that adds 8Bit to eeprom_address:2 with banking at 0x8000 | |
| 587 | |
| 588 store_dive_data2: | |
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589 SAFE_2BYTE_COPY rel_pressure, lo |
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590 movf lo,W ; store depth with every sample |
| 0 | 591 call write_external_eeprom |
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592 movf hi,W |
| 0 | 593 call write_external_eeprom |
| 594 | |
| 595 ;First, find out how many bytes will append to this sample.... | |
| 596 clrf ProfileFlagByte ; clear number of bytes to append | |
| 597 | |
| 598 ; Check Extented informations | |
| 599 decfsz divisor_temperature,W ; Check divisor | |
| 600 bra check_extended1 | |
| 601 movlw d'2' ; Information length | |
| 602 addwf ProfileFlagByte,F ; add to ProfileFlagByte | |
| 603 check_extended1: | |
| 604 decfsz divisor_deco,W ; Check divisor | |
| 605 bra check_extended2 | |
| 606 movlw d'2' ; Information length | |
| 607 addwf ProfileFlagByte,F ; add to ProfileFlagByte | |
| 608 check_extended2: | |
| 609 decfsz divisor_tank,W ; Check divisor | |
| 610 bra check_extended3 | |
| 611 movlw d'2' ; Information length | |
| 612 addwf ProfileFlagByte,F ; add to ProfileFlagByte | |
| 613 check_extended3: | |
| 614 decfsz divisor_ppo2,W ; Check divisor | |
| 615 bra check_extended4 | |
| 616 movlw d'3' ; Information length | |
| 617 addwf ProfileFlagByte,F ; add to ProfileFlagByte | |
| 618 check_extended4: | |
| 619 decfsz divisor_deco_debug,W; Check divisor | |
| 620 bra check_extended5 | |
| 621 movlw d'9' ; Information length | |
| 622 addwf ProfileFlagByte,F ; add to ProfileFlagByte | |
| 623 check_extended5: | |
| 624 decfsz divisor_nuy2,W ; Check divisor | |
| 625 bra check_extended6 | |
| 626 movlw d'0' ; Information length | |
| 627 addwf ProfileFlagByte,F ; add to ProfileFlagByte | |
| 628 check_extended6: | |
| 629 | |
| 630 ; Second, check global event flag | |
| 631 btfss event_occured ; Check global event flag | |
| 632 bra store_dive_data3 ; No Event | |
| 633 movlw d'1' | |
| 634 addwf ProfileFlagByte,F ; add one byte (The EventByte) | |
| 635 | |
| 636 clrf EventByte ; reset EventByte | |
| 637 | |
| 638 movf AlarmType,W ; Type of Alarm Bit 0-3 | |
| 639 addwf EventByte,F ; Copy to EventByte Bit 0-3 | |
| 640 clrf AlarmType ; Reset AlarmType | |
| 641 | |
| 642 ; Third, check events and add aditional bytes | |
| 643 btfss manual_gas_changed ; Check flag | |
| 644 bra check_event1 | |
| 645 movlw d'2' ; Information length | |
| 646 addwf ProfileFlagByte,F ; add to ProfileFlagByte | |
| 647 bsf EventByte,4 ; Also set Flag in EventByte! | |
| 648 check_event1: | |
| 649 btfss stored_gas_changed ; Check flag | |
| 650 bra check_event2 | |
| 651 movlw d'1' ; Information length | |
| 652 addwf ProfileFlagByte,F ; add to ProfileFlagByte | |
| 653 bsf EventByte,5 ; Also set Flag in EventByte! | |
| 654 check_event2: | |
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655 btfss setpoint_changed ; Check flag |
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656 bra check_event3 |
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657 movlw d'1' ; Information length |
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658 addwf ProfileFlagByte,F ; add to ProfileFlagByte |
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659 bsf EventByte,6 ; Also set Flag in EventByte! |
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660 check_event3: |
| 0 | 661 bsf ProfileFlagByte,7 ; Set EventByte Flag in ProfileFlagByte |
| 662 | |
| 663 store_dive_data3: | |
| 664 movf ProfileFlagByte,W ; finally, write ProfileFlagByte! | |
| 665 call write_external_eeprom | |
| 666 | |
| 667 btfss event_occured ; Check global event flag (again) | |
| 668 bra store_dive_data4 ; No Event | |
| 669 | |
| 670 ; Store the EventByte + additional bytes now | |
| 671 movf EventByte,W | |
| 672 call write_external_eeprom | |
| 673 | |
|
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674 btfss manual_gas_changed ; Check flag |
| 0 | 675 bra store_dive_data3a |
| 676 read_int_eeprom d'24' ; % O2 Gas6 | |
| 677 movf EEDATA,W | |
| 678 call write_external_eeprom | |
| 679 read_int_eeprom d'25' ; % He Gas6 | |
| 680 movf EEDATA,W | |
| 681 call write_external_eeprom | |
|
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682 bcf manual_gas_changed ; Clear this event |
| 0 | 683 |
| 684 store_dive_data3a: | |
| 685 btfss stored_gas_changed ; Check flag | |
| 686 bra store_dive_data3b | |
| 687 movf active_gas,W ; Store active gas | |
| 688 call write_external_eeprom | |
|
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689 bcf stored_gas_changed ; Clear this event |
| 0 | 690 store_dive_data3b: |
| 691 | |
| 692 store_dive_data4: | |
| 693 | |
| 694 ; Store extended informations | |
| 695 decfsz divisor_temperature,F ; Check divisor | |
| 696 bra store_extended1 | |
| 697 rcall store_dive_temperature | |
| 698 store_extended1: | |
| 699 decfsz divisor_deco,F ; Check divisor | |
| 700 bra store_extended2 | |
| 701 rcall store_dive_decodata | |
| 702 store_extended2: | |
| 703 decfsz divisor_tank,F ; Check divisor | |
| 704 bra store_extended3 | |
| 705 rcall store_dive_tankdata | |
| 706 store_extended3: | |
| 707 decfsz divisor_ppo2,F ; Check divisor | |
| 708 bra store_extended4 | |
| 709 rcall store_dive_ppo2 | |
| 710 store_extended4: | |
| 711 decfsz divisor_deco_debug,F; Check divisor | |
| 712 bra store_extended5 | |
| 713 rcall store_dive_decodebug | |
| 714 store_extended5: | |
| 715 decfsz divisor_nuy2,F ; Check divisor | |
| 716 bra store_extended6 | |
| 717 rcall store_dive_nuy2 | |
| 718 store_extended6: | |
| 719 | |
| 720 ; The next block is required to take care of "store never" | |
| 721 btfsc divisor_temperature,7 ; Test highest Bit (Register must have been zero before the "decfsz" command!) | |
| 722 clrf divisor_temperature ; And clear register again, so it will never reach zero... | |
| 723 btfsc divisor_deco,7 ; Test highest Bit (Register must have been zero before the "decfsz" command!) | |
| 724 clrf divisor_deco ; And clear register again, so it will never reach zero... | |
| 725 btfsc divisor_tank,7 ; Test highest Bit (Register must have been zero before the "decfsz" command!) | |
| 726 clrf divisor_tank ; And clear register again, so it will never reach zero... | |
| 727 btfsc divisor_ppo2,7 ; Test highest Bit (Register must have been zero before the "decfsz" command!) | |
| 728 clrf divisor_ppo2 ; And clear register again, so it will never reach zero... | |
| 729 btfsc divisor_deco_debug,7 ; Test highest Bit (Register must have been zero before the "decfsz" command!) | |
| 730 clrf divisor_deco_debug ; And clear register again, so it will never reach zero... | |
| 731 btfsc divisor_nuy2,7 ; Test highest Bit (Register must have been zero before the "decfsz" command!) | |
| 732 clrf divisor_nuy2 ; And clear register again, so it will never reach zero... | |
| 733 | |
| 734 ostc_debug 'D' ; Sends debug-information to screen if debugmode active | |
|
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735 |
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736 ; SetPoint change appended to information due to compatibility reasons |
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737 btfss setpoint_changed ; Check flag |
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738 bra store_dive_data5 |
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739 movff char_I_const_ppO2,WREG ; SetPoint in cBar |
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740 call write_external_eeprom |
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741 bcf setpoint_changed ; Clear this event |
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742 |
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743 store_dive_data5: |
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744 bcf event_occured ; Clear the global event flag |
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|
745 return ; Done. (Sample with all informations written to EEPROM) |
| 0 | 746 |
| 747 store_dive_nuy2: | |
| 748 GETCUSTOM8 d'26' | |
| 749 movwf divisor_nuy2 ; Reload divisor from CF | |
| 750 return | |
| 751 | |
| 752 store_dive_decodebug: | |
| 171 | 753 ; Dump 9 bytes, int_O_DBS_bitfield .. char_O_NDL_at_20mtr |
| 754 lfsr FSR2, int_O_DBS_bitfield | |
| 755 movf POSTINC2,W | |
| 0 | 756 call write_external_eeprom ; Store in EEPROM |
| 171 | 757 movf POSTINC2,W |
| 0 | 758 call write_external_eeprom ; Store in EEPROM |
| 171 | 759 movf POSTINC2,W |
| 760 call write_external_eeprom ; Store in EEPROM | |
| 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 |
| 0 | 766 call write_external_eeprom ; Store in EEPROM |
| 171 | 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 |
| 773 GETCUSTOM8 d'25' | |
| 774 movwf divisor_deco_debug ; Reload divisor from CF | |
| 775 return | |
| 776 | |
| 777 store_dive_ppo2: | |
| 778 movlw 0x00 ; Dummy | |
| 779 call write_external_eeprom | |
| 780 movlw 0x00 ; Dummy | |
| 781 call write_external_eeprom | |
| 782 movlw 0x00 ; Dummy | |
| 783 call write_external_eeprom | |
| 784 GETCUSTOM8 d'24' | |
| 785 movwf divisor_ppo2 ; Reload divisor from CF | |
| 786 return | |
| 787 | |
| 788 store_dive_tankdata: | |
| 789 movlw d'0' ; Dummy Tank1 | |
| 790 call write_external_eeprom | |
| 791 movlw d'0' ; Dummy Tank2 | |
| 792 call write_external_eeprom | |
| 793 GETCUSTOM8 d'23' | |
| 794 movwf divisor_tank ; Reload divisor from CF | |
| 795 return | |
| 796 | |
| 797 store_dive_decodata: | |
| 798 movf decodata+0,W ; =0:no stop dive, if in deco mode: ceiling in m | |
| 799 call write_external_eeprom | |
| 800 movf decodata+1,W ; no stop time of length of first stop | |
| 801 call write_external_eeprom | |
| 802 GETCUSTOM8 d'22' | |
| 803 movwf divisor_deco ; Reload divisor from CF | |
| 804 return | |
| 805 | |
| 806 store_dive_temperature: | |
|
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807 SAFE_2BYTE_COPY temperature,lo |
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808 movf lo,W ; append temperature to current sample! |
| 0 | 809 call write_external_eeprom |
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810 movf hi,W |
| 0 | 811 call write_external_eeprom |
| 812 GETCUSTOM8 d'21' | |
| 813 movwf divisor_temperature ; Reload divisor from CF | |
| 814 return | |
| 815 | |
| 816 calc_velocity: ; called every two seconds | |
| 817 btfss divemode | |
| 818 bra do_not_display_velocity ; display velocity only in divemode | |
| 819 | |
| 820 calc_velocity2: | |
|
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821 SAFE_2BYTE_COPY amb_pressure, sub_a |
| 0 | 822 movff last_pressure+0,sub_b+0 |
| 823 movff last_pressure+1,sub_b+1 | |
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824 movff sub_a+0,last_pressure+0 ; store old value for velocity |
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825 movff sub_a+1,last_pressure+1 |
| 0 | 826 |
| 827 call sub16 ; sub_c = amb_pressure - last_pressure | |
| 828 | |
| 829 movff sub_c+0,xA+0 | |
| 830 movff sub_c+1,xA+1 | |
| 831 movlw d'39' ;77 when called every second.... | |
| 832 movwf xB+0 | |
| 833 clrf xB+1 | |
| 834 call mult16x16 ; differential pressure in mBar*77... | |
| 835 movff xC+0,divA+0 | |
| 836 movff xC+1,divA+1 | |
| 837 movlw d'7' | |
| 838 movwf divB | |
| 839 call div16 ; devided by 2^7 equals velocity in m/min | |
| 840 | |
| 841 movlw d'99' | |
| 842 cpfsgt divA | |
| 843 bra calc_velocity3 | |
| 844 movwf divA ; divA=99 | |
| 845 | |
| 846 calc_velocity3: | |
| 847 | |
| 848 GETCUSTOM8 d'5' ; threshold for display vertical velocity | |
| 849 subwf divA+0,W ; | |
| 850 | |
| 851 btfss STATUS,C | |
| 852 bra do_not_display_velocity | |
| 853 | |
| 854 update_velocity: | |
| 855 bsf display_velocity | |
| 856 call PLED_display_velocity | |
| 857 return | |
| 858 | |
| 859 do_not_display_velocity: | |
| 860 btfss display_velocity ; Velocity was not displayed, do not delete | |
| 861 return | |
| 862 | |
| 863 bcf display_velocity ; Velocity was displayed, delete velocity now | |
| 864 call PLED_display_velocity_clear | |
| 865 return | |
| 866 | |
| 237 | 867 check_ppO2: ; check current ppO2 and display warning if required |
| 868 btfsc FLAG_const_ppO2_mode ; ignore in ppO2 mode.... | |
| 0 | 869 return |
| 870 | |
| 3 | 871 check_ppO2_bail: ; In CC mode but bailout active! |
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872 SAFE_2BYTE_COPY amb_pressure, xA |
| 0 | 873 movlw d'10' |
| 874 movwf xB+0 | |
| 875 clrf xB+1 | |
| 876 call div16x16 ; xC=p_amb/10 | |
| 877 movff xC+0,xA+0 | |
| 878 movff xC+1,xA+1 | |
| 879 movff char_I_O2_ratio,xB+0 | |
| 880 clrf xB+1 | |
| 881 call mult16x16 ; char_I_O2_ratio * p_amb/10 | |
| 882 | |
| 74 | 883 ; Check very high ppO2 manually |
| 884 tstfsz xC+2 ; char_I_O2_ratio * p_amb/10 > 65536, ppO2>6,55Bar? | |
| 885 bra check_ppO2_bail2 ; Yes, display Value! | |
| 886 | |
| 0 | 887 ; Check if ppO2 should be displayed |
| 888 movff xC+0,sub_b+0 | |
| 889 movff xC+1,sub_b+1 | |
| 890 GETCUSTOM8 d'19' ; ppo2_display_high | |
| 891 mullw d'100' ; ppo2_display_high*100 | |
| 892 movff PRODL,sub_a+0 | |
| 893 movff PRODH,sub_a+1 | |
| 894 call sub16 | |
| 895 bcf ppO2_show_value ; clear flag | |
| 896 btfsc neg_flag | |
| 897 bsf ppO2_show_value ; set flag if required | |
| 898 | |
| 899 ;check if we are within our warning thresholds! | |
| 900 bcf ppO2_warn_value ; clear flag | |
| 901 movff xC+0,sub_b+0 | |
| 902 movff xC+1,sub_b+1 | |
| 903 GETCUSTOM8 d'18' ; ppo2_warning_high | |
| 904 mullw d'100' ; ppo2_warning_high*100 | |
| 905 movff PRODL,sub_a+0 | |
| 906 movff PRODH,sub_a+1 | |
| 907 call sub16 | |
| 908 btfss neg_flag | |
| 909 bra check_ppO2_0 ; Not too high | |
| 910 | |
| 74 | 911 check_ppO2_bail2: |
| 912 bsf ppO2_show_value ; set flag if required | |
| 0 | 913 bsf ppO2_warn_value ; set flag |
| 914 movlw d'5' ; Type of Alarm | |
| 915 movwf AlarmType ; Copy to Alarm Register | |
| 916 bsf event_occured ; Set Event Flag | |
| 917 | |
| 918 check_ppO2_0: | |
| 919 movff xC+0,sub_b+0 | |
| 920 movff xC+1,sub_b+1 | |
| 210 | 921 GETCUSTOM8 d'17' ; ppo2_warning_low |
| 922 mullw d'100' ; ppo2_warning_low*100 | |
| 0 | 923 movff PRODL,sub_a+0 |
| 924 movff PRODH,sub_a+1 | |
| 925 call sub16 | |
| 926 btfsc neg_flag | |
| 927 bra check_ppO2_1 ; Not too low | |
| 928 | |
| 929 bsf ppO2_warn_value ; set flag | |
| 930 bsf ppO2_show_value ; show ppO2 if below threshold! | |
| 931 movlw d'4' ; Type of Alarm | |
| 932 movwf AlarmType ; Copy to Alarm Register | |
| 933 bsf event_occured ; Set Event Flag | |
| 934 | |
| 935 check_ppO2_1: | |
| 936 btfsc ppO2_show_value ; show value? | |
| 937 bra check_ppO2_2 ; yes! | |
| 938 | |
| 939 btfss ppO2_display_active ; is the value displayed? | |
| 940 bra check_ppO2_3 ; No, so clear not required | |
| 941 | |
| 942 call PLED_show_ppO2_clear; Clear ppO2 value | |
| 943 bcf ppO2_display_active ; clear flag | |
| 944 bra check_ppO2_3 ; done | |
| 945 | |
| 946 check_ppO2_2: | |
| 947 call PLED_show_ppO2 ; Display ppO2 (stored in xC) | |
| 948 bsf ppO2_display_active ; Set flag | |
| 949 | |
| 950 check_ppO2_3: | |
| 951 return ; done | |
| 952 | |
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953 ;============================================================================= |
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954 ; Compare all enabled gas in list, to see if a better one is available. |
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955 ; |
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956 ; Output: better_gas_available |
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957 ; |
| 210 | 958 check_gas_change: ; Checks if a better gas should be selected (by user) |
| 8 | 959 bcf better_gas_available ;=1: A better gas is available and a gas change is advised in divemode |
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960 |
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961 SAFE_2BYTE_COPY rel_pressure,xA |
| 8 | 962 movlw d'100' |
| 963 movwf xB+0 | |
| 964 clrf xB+1 | |
| 965 call div16x16 ; compute depth in full m -> result in xC+0 | |
| 966 | |
| 967 check_gas_change1: ; check gas1 | |
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968 btfss gaslist_active,0 ; check active flag |
| 8 | 969 bra check_gas_change2 ; skip inactive gases! |
| 970 movlw d'1' | |
| 971 cpfseq active_gas ; is this gas currently selected? | |
| 972 bra check_gas_change1x ; No... | |
| 973 bra check_gas_change2 ; Yes, skip depth check | |
| 974 check_gas_change1x: | |
| 975 read_int_eeprom d'28' ; read gas_change_depth | |
| 976 movlw d'3' | |
| 977 cpfsgt EEDATA ; Change depth>3m? | |
| 978 bra check_gas_change2 ; No, Change depth not deep enough, skip! | |
| 979 movf xC+0,W ; load depth in m into WREG | |
| 980 cpfsgt EEDATA ; gas_change_depth < current depth? | |
| 981 bra check_gas_change2 ; No, check next gas | |
| 982 movlw d'3' | |
| 983 subwf EEDATA,W ; Change depth-3m | |
| 984 cpfslt xC+0 ; current depth<Change depth-3m? | |
| 985 bsf better_gas_available ;=1: A better gas is available and a gas change is advised in divemode | |
| 986 | |
| 987 check_gas_change2: ; check gas2 | |
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988 btfss gaslist_active,1 ; check active flag |
| 8 | 989 bra check_gas_change3 ; skip inactive gases! |
| 990 movlw d'2' | |
| 991 cpfseq active_gas ; is this gas currently selected? | |
| 992 bra check_gas_change2x ; No... | |
| 993 bra check_gas_change3 ; Yes, skip depth check | |
| 994 check_gas_change2x: | |
| 995 read_int_eeprom d'29' ; read gas_change_depth | |
| 996 movlw d'3' | |
| 997 cpfsgt EEDATA ; Change depth>3m? | |
| 998 bra check_gas_change3 ; No, Change depth not deep enough, skip! | |
| 999 movf xC+0,W ; load depth in m into WREG | |
| 1000 cpfsgt EEDATA ; gas_change_depth < current depth? | |
| 1001 bra check_gas_change3 ; No, check next gas | |
| 1002 movlw d'3' | |
| 1003 subwf EEDATA,W ; Change depth-3m | |
| 1004 cpfslt xC+0 ; current depth<Change depth-3m? | |
| 1005 bsf better_gas_available ;=1: A better gas is available and a gas change is advised in divemode | |
| 1006 | |
| 1007 check_gas_change3: ; check gas3 | |
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1008 btfss gaslist_active,2 ; check active flag |
| 8 | 1009 bra check_gas_change4 ; skip inactive gases! |
| 1010 movlw d'3' | |
| 1011 cpfseq active_gas ; is this gas currently selected? | |
| 1012 bra check_gas_change3x ; No... | |
| 1013 bra check_gas_change4 ; Yes, skip depth check | |
| 1014 check_gas_change3x: | |
| 1015 read_int_eeprom d'30' ; read gas_change_depth | |
| 1016 movlw d'3' | |
| 1017 cpfsgt EEDATA ; Change depth>3m? | |
| 1018 bra check_gas_change4 ; No, Change depth not deep enough, skip! | |
| 1019 movf xC+0,W ; load depth in m into WREG | |
| 1020 cpfsgt EEDATA ; gas_change_depth < current depth? | |
| 1021 bra check_gas_change4 ; No, check next gas | |
| 1022 movlw d'3' | |
| 1023 subwf EEDATA,W ; Change depth-3m | |
| 1024 cpfslt xC+0 ; current depth<Change depth-3m? | |
| 1025 bsf better_gas_available ;=1: A better gas is available and a gas change is advised in divemode | |
| 1026 | |
| 1027 check_gas_change4: ; check gas4 | |
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1028 btfss gaslist_active,3 ; check active flag |
| 8 | 1029 bra check_gas_change5 ; skip inactive gases! |
| 1030 movlw d'4' | |
| 1031 cpfseq active_gas ; is this gas currently selected? | |
| 1032 bra check_gas_change4x ; No... | |
| 1033 bra check_gas_change5 ; Yes, skip depth check | |
| 1034 check_gas_change4x: | |
| 1035 read_int_eeprom d'31' ; read gas_change_depth | |
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1036 movlw d'3' |
| 8 | 1037 cpfsgt EEDATA ; Change depth>3m? |
| 1038 bra check_gas_change5 ; No, Change depth not deep enough, skip! | |
| 1039 movf xC+0,W ; load depth in m into WREG | |
| 1040 cpfsgt EEDATA ; gas_change_depth < current depth? | |
| 1041 bra check_gas_change5 ; No, check next gas | |
| 1042 movlw d'3' | |
| 1043 subwf EEDATA,W ; Change depth-3m | |
| 1044 cpfslt xC+0 ; current depth<Change depth-3m? | |
| 1045 bsf better_gas_available ;=1: A better gas is available and a gas change is advised in divemode | |
| 1046 | |
| 1047 check_gas_change5: ; check gas5 | |
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1048 btfss gaslist_active,4 ; check active flag |
| 8 | 1049 bra check_gas_change6 ; skip inactive gases! |
| 1050 movlw d'5' | |
| 1051 cpfseq active_gas ; is this gas currently selected? | |
| 1052 bra check_gas_change5x ; No... | |
| 1053 bra check_gas_change6 ; Yes, skip depth check | |
| 1054 check_gas_change5x: | |
| 1055 read_int_eeprom d'32' ; read gas_change_depth | |
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1056 movlw d'3' |
| 8 | 1057 cpfsgt EEDATA ; Change depth>3m? |
| 1058 bra check_gas_change6 ; No, Change depth not deep enough, skip! | |
| 1059 movf xC+0,W ; load depth in m into WREG | |
| 1060 cpfsgt EEDATA ; gas_change_depth < current depth? | |
| 1061 bra check_gas_change6 ; No, check next gas | |
| 1062 movlw d'3' | |
| 1063 subwf EEDATA,W ; Change depth-3m | |
| 1064 cpfslt xC+0 ; current depth<Change depth-3m? | |
| 1065 bsf better_gas_available ;=1: A better gas is available and a gas change is advised in divemode | |
| 1066 | |
| 1067 check_gas_change6: ;Done | |
| 210 | 1068 call PLED_active_gas_divemode; Display gas, if required (and with "*" if irequired...) |
| 8 | 1069 return |
| 1070 | |
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1071 ;============================================================================= |
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1072 |
| 0 | 1073 calculate_noflytime: |
| 1074 ; calculate nofly time | |
| 1075 movff int_O_desaturation_time+0,xA+0 | |
| 1076 movff int_O_desaturation_time+1,xA+1 | |
| 251 | 1077 |
| 1078 btfsc xA+1,7 ; Is desat time negatif ? | |
| 1079 bra calculate_noflytime_3 ; Then surely not valid ! | |
| 1080 | |
| 0 | 1081 tstfsz xA+0 ; Desat=0? |
| 1082 bra calculate_noflytime2 | |
| 1083 tstfsz xA+1 ; Desat=0? | |
| 1084 bra calculate_noflytime2 | |
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1085 |
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1086 calculate_noflytime_3: |
| 0 | 1087 ; Desaturation time = zero |
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1088 clrf nofly_time+0 ; Clear nofly time |
| 0 | 1089 clrf nofly_time+1 ; Clear nofly time |
| 1090 bcf nofly_active ; Clear flag | |
| 1091 return | |
| 218 | 1092 |
| 0 | 1093 calculate_noflytime2: |
| 1094 movff xA+0,int_I_temp+0 | |
| 1095 movff xA+1,int_I_temp+1 | |
| 1096 GETCUSTOM8 .13 ; nofly_time_ratio | |
| 218 | 1097 movff WREG,char_I_temp |
| 0 | 1098 ostc_debug 'K' ; Sends debug-information to screen if debugmode active |
| 116 | 1099 call deco_calc_percentage |
| 0 | 1100 movlb b'00000001' ; select ram bank 1 |
| 1101 ostc_debug 'L' ; Sends debug-information to screen if debugmode active | |
| 1102 movff int_I_temp+0,xA+0 | |
| 1103 movff int_I_temp+1,xA+1 | |
| 1104 tstfsz xA+0 ; Desat=0? | |
| 1105 bra calculate_noflytime_2_final | |
| 1106 tstfsz xA+1 ; Desat=0? | |
| 1107 bra calculate_noflytime_2_final | |
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1108 bra calculate_noflytime_3 |
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1109 |
| 0 | 1110 calculate_noflytime_2_final: |
| 1111 movff xA+0,nofly_time+0 | |
| 1112 movff xA+1,nofly_time+1 | |
| 1113 bsf nofly_active ; Set flag | |
| 1114 return | |
| 1115 | |
| 1116 end_dive: | |
| 1117 btfss realdive ; dive longer then one minute | |
| 1118 goto end_dive_common ; No, discard everything | |
| 1119 | |
| 233 | 1120 ; In DEBUG compile, keep all simulated dives in logbook, Desat time, nofly, etc... |
| 1121 ifndef __DEBUG | |
| 1122 btfsc simulatormode_active ; Are we in simulator mode? | |
| 1123 goto end_dive_common ; Yes, discard everything | |
| 1124 endif | |
| 33 | 1125 |
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1126 ; Dive finished (and longer then one minute or Apnoe timeout occured) |
| 0 | 1127 |
| 1128 btfsc FLAG_apnoe_mode ; Calc max. depth (again) for very short apnoe dives | |
| 1129 rcall apnoe_calc_maxdepth | |
| 1130 | |
| 1131 ; calculate desaturation time | |
| 251 | 1132 movff last_surfpressure_30min+0,int_I_pres_surface+0 ; Pass surface to desat routine ! |
| 1133 movff last_surfpressure_30min+1,int_I_pres_surface+1 | |
| 0 | 1134 |
| 251 | 1135 GETCUSTOM8 d'12' ; Desaturation multiplier % |
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1136 movff WREG,char_I_desaturation_multiplier |
| 0 | 1137 |
| 1138 ostc_debug 'G' ; Sends debug-information to screen if debugmode active | |
| 251 | 1139 call deco_calc_desaturation_time ; calculate desaturation time |
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1140 movlb b'00000001' ; select ram bank 1 |
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1141 call calc_deko_surfmode ; work-around for nofly bug |
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1142 rcall calculate_noflytime ; Calc NoFly time |
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1143 ostc_debug 'H' ; Sends debug-information to screen if debugmode active |
| 0 | 1144 ; store header and ... |
| 1145 movlw 0xFD ; .... End-of-Profile Bytes | |
| 1146 call write_external_eeprom | |
| 1147 movlw 0xFD | |
| 1148 call write_external_eeprom | |
| 1149 movlw 0xFE ; This positon will be overwritten for the next profile | |
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1150 call write_external_eeprom ; and is required to find the newest dive after a firmware reset |
| 0 | 1151 |
| 1152 movff eeprom_header_address+0, eeprom_address+0 ; set header adress | |
| 1153 movff eeprom_header_address+1, eeprom_address+1 ; write header | |
| 1154 | |
| 1155 movlw 0xFA ; Header start | |
| 1156 call write_external_eeprom | |
| 1157 movlw 0xFA | |
| 1158 call write_external_eeprom | |
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1159 movlw logbook_profile_version ; Defined in definitions_vxyy.asm |
| 0 | 1160 call write_external_eeprom |
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1161 movf month,W ; Date |
| 0 | 1162 call write_external_eeprom |
| 1163 movf day,W | |
| 1164 call write_external_eeprom | |
| 1165 movf year,W | |
| 1166 call write_external_eeprom | |
| 1167 movf hours,W ; End of dive time | |
| 1168 call write_external_eeprom | |
| 1169 movf mins,W | |
| 1170 call write_external_eeprom | |
| 1171 | |
| 1172 btfss FLAG_apnoe_mode ; Store apnoe max or normal max (Which is only max from the last descent) | |
| 1173 bra end_dive1 ; Store normal depth | |
| 1174 | |
| 1175 movff apnoe_max_pressure+0,lo | |
| 1176 movff apnoe_max_pressure+1,hi | |
| 1177 call adjust_depth_with_salinity ; computes salinity setting into lo:hi [mBar] | |
| 1178 movff lo,apnoe_max_pressure+0 | |
| 1179 movff hi,apnoe_max_pressure+1 | |
| 1180 | |
| 1181 movf apnoe_max_pressure+0,W ; Max. depth | |
| 1182 call write_external_eeprom | |
| 1183 movf apnoe_max_pressure+1,W | |
| 1184 call write_external_eeprom | |
| 1185 bra end_dive2 ; skip | |
| 1186 | |
| 1187 end_dive1: | |
| 1188 movff max_pressure+0,lo | |
| 1189 movff max_pressure+1,hi | |
| 1190 call adjust_depth_with_salinity ; computes salinity setting into lo:hi [mBar] | |
| 1191 movff lo,max_pressure+0 | |
| 1192 movff hi,max_pressure+1 | |
| 1193 | |
| 1194 movf max_pressure+0,W ; Max. depth | |
| 1195 call write_external_eeprom | |
| 1196 movf max_pressure+1,W | |
| 1197 call write_external_eeprom | |
| 1198 | |
| 1199 end_dive2: | |
| 1200 movf divemins+0,W ; divetime minutes | |
| 1201 call write_external_eeprom | |
| 1202 movf divemins+1,W | |
| 1203 call write_external_eeprom | |
| 1204 movf divesecs,W ; divetime seconds | |
| 1205 call write_external_eeprom | |
| 1206 movf mintemp+0,W ; minimum temperature | |
| 1207 call write_external_eeprom | |
| 1208 movf mintemp+1,W | |
| 1209 call write_external_eeprom | |
| 1210 movf last_surfpressure_30min+0,W ; airpressure before dive | |
| 1211 call write_external_eeprom | |
| 1212 movf last_surfpressure_30min+1,W | |
| 1213 call write_external_eeprom | |
| 1214 movff int_O_desaturation_time+0,lo ; | |
| 1215 movff int_O_desaturation_time+1,hi | |
| 1216 movf lo,W ; desaturation time in minutes | |
| 1217 call write_external_eeprom | |
| 1218 movf hi,W ; | |
| 1219 call write_external_eeprom | |
| 1220 | |
| 1221 ; Gases.... | |
| 1222 read_int_eeprom d'6' ; Read byte (stored in EEDATA) | |
| 1223 movf EEDATA,W | |
| 1224 call write_external_eeprom | |
| 1225 read_int_eeprom d'7' ; Read byte (stored in EEDATA) | |
| 1226 movf EEDATA,W | |
| 1227 call write_external_eeprom | |
| 1228 | |
| 1229 read_int_eeprom d'10' ; Read byte (stored in EEDATA) | |
| 1230 movf EEDATA,W | |
| 1231 call write_external_eeprom | |
| 1232 read_int_eeprom d'11' ; Read byte (stored in EEDATA) | |
| 1233 movf EEDATA,W | |
| 1234 call write_external_eeprom | |
| 1235 | |
| 1236 read_int_eeprom d'14' ; Read byte (stored in EEDATA) | |
| 1237 movf EEDATA,W | |
| 1238 call write_external_eeprom | |
| 1239 read_int_eeprom d'15' ; Read byte (stored in EEDATA) | |
| 1240 movf EEDATA,W | |
| 1241 call write_external_eeprom | |
| 1242 | |
| 1243 read_int_eeprom d'18' ; Read byte (stored in EEDATA) | |
| 1244 movf EEDATA,W | |
| 1245 call write_external_eeprom | |
| 1246 read_int_eeprom d'19' ; Read byte (stored in EEDATA) | |
| 1247 movf EEDATA,W | |
| 1248 call write_external_eeprom | |
| 1249 | |
| 1250 read_int_eeprom d'22' ; Read byte (stored in EEDATA) | |
| 1251 movf EEDATA,W | |
| 1252 call write_external_eeprom | |
| 1253 read_int_eeprom d'23' ; Read byte (stored in EEDATA) | |
| 1254 movf EEDATA,W | |
| 1255 call write_external_eeprom | |
| 1256 | |
| 1257 read_int_eeprom d'24' ; % O2 Gas6 | |
| 1258 movf EEDATA,W | |
| 1259 call write_external_eeprom | |
| 1260 read_int_eeprom d'25' ; % He Gas6 | |
| 1261 movf EEDATA,W | |
| 1262 call write_external_eeprom | |
| 1263 read_int_eeprom d'33' ; start gas | |
| 1264 movf EEDATA,W | |
| 1265 call write_external_eeprom | |
| 1266 | |
| 1267 movlw softwareversion_x ; Firmware version | |
| 1268 call write_external_eeprom | |
| 1269 movlw softwareversion_y | |
| 1270 call write_external_eeprom | |
| 1271 movf batt_voltage+0,W ; Battery voltage | |
| 1272 call write_external_eeprom | |
| 1273 movf batt_voltage+1,W | |
| 1274 call write_external_eeprom | |
| 1275 | |
| 1276 GETCUSTOM8 d'20' ; sampling rate in WREG | |
| 1277 btfsc FLAG_apnoe_mode ; Apnoe mode? | |
| 1278 movlw d'1' ; Apnoe sampling rate | |
| 1279 call write_external_eeprom | |
| 1280 | |
| 1281 movlw d'2' ; information size temperature | |
| 1282 movwf temp1 ; copy to bits 0-3 | |
| 1283 swapf temp1,F ; swap nibbels 0-3 with 4-7 | |
| 1284 GETCUSTOM8 d'21' ; Divisor temperature | |
| 1285 addwf temp1,W ; copy to bits 0-3, result in WREG | |
| 1286 call write_external_eeprom | |
| 1287 | |
| 1288 movlw d'2' ; information size deco | |
| 1289 movwf temp1 ; copy to bits 0-3 | |
| 1290 swapf temp1,F ; swap nibbels 0-3 with 4-7 | |
| 1291 GETCUSTOM8 d'22' ; Divisor deco | |
| 1292 addwf temp1,W ; copy to bits 0-3, result in WREG | |
| 1293 call write_external_eeprom | |
| 1294 | |
| 1295 movlw d'2' ; information size tank | |
| 1296 movwf temp1 ; copy to bits 0-3 | |
| 1297 swapf temp1,F ; swap nibbels 0-3 with 4-7 | |
| 1298 GETCUSTOM8 d'23' ; Divisor Tank | |
| 1299 addwf temp1,W ; copy to bits 0-3, result in WREG | |
| 1300 call write_external_eeprom | |
| 1301 | |
| 1302 movlw d'3' ; information size pp02 | |
| 1303 movwf temp1 ; copy to bits 0-3 | |
| 1304 swapf temp1,F ; swap nibbels 0-3 with 4-7 | |
| 1305 GETCUSTOM8 d'24' ; Divisor pp02 | |
| 1306 addwf temp1,W ; copy to bits 0-3, result in WREG | |
| 1307 call write_external_eeprom | |
| 1308 | |
| 1309 movlw d'9' ; information size Decodebug | |
| 1310 movwf temp1 ; copy to bits 0-3 | |
| 1311 swapf temp1,F ; swap nibbels 0-3 with 4-7 | |
| 1312 GETCUSTOM8 d'25' ; Divisor Decodebug | |
| 1313 addwf temp1,W ; copy to bits 0-3, result in WREG | |
| 1314 call write_external_eeprom | |
| 1315 | |
| 1316 movlw d'0' ; information size nuy2 | |
| 1317 movwf temp1 ; copy to bits 0-3 | |
| 1318 swapf temp1,F ; swap nibbels 0-3 with 4-7 | |
| 1319 GETCUSTOM8 d'26' ; Divisor nuy2 | |
| 1320 addwf temp1,W ; copy to bits 0-3, result in WREG | |
| 1321 call write_external_eeprom | |
| 1322 | |
| 1323 read_int_eeprom d'26' ; Read Salinity from EEPROM | |
| 1324 movf EEDATA,W | |
| 1325 call write_external_eeprom ; Store Salinity to Dive | |
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1326 |
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1327 movff char_O_CNS_fraction,WREG ; copy into bank1 |
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1328 call write_external_eeprom ; Stores CNS% |
| 0 | 1329 |
| 1330 movlw 0xFB ; Header stop | |
| 1331 call write_external_eeprom | |
| 1332 movlw 0xFB | |
| 1333 call write_external_eeprom | |
| 1334 | |
| 1335 ; Increase total dive counter | |
| 1336 read_int_eeprom d'2' ; Read byte (stored in EEDATA) | |
| 1337 movff EEDATA,temp1 ; Low byte | |
| 1338 read_int_eeprom d'3' ; Read byte (stored in EEDATA) | |
| 1339 movff EEDATA,temp2 ; high byte | |
| 1340 bcf STATUS,C | |
| 1341 movlw d'1' | |
| 1342 addwf temp1 | |
| 1343 movlw d'0' | |
| 1344 addwfc temp2 | |
| 1345 movff temp1,EEDATA | |
| 1346 write_int_eeprom d'2' ; write byte stored in EEDATA | |
| 1347 movff temp2,EEDATA | |
| 1348 write_int_eeprom d'3' ; write byte stored in EEDATA | |
| 1349 | |
| 1350 GETCUSTOM15 .28 ; Logbook Offset -> lo, hi | |
| 1351 tstfsz lo ; lo=0? | |
| 1352 bra change_logbook_offset1 ; No, adjust offset | |
| 1353 tstfsz hi ; hi=0? | |
| 1354 bra change_logbook_offset1 ; No, adjust offset | |
| 1355 bra change_logbook_offset2 ; lo=0 and hi=0 -> skip Offset routine | |
| 1356 change_logbook_offset1: | |
| 1357 movlw d'1' | |
| 1358 addwf lo | |
| 1359 movlw d'0' | |
| 1360 addwfc hi | |
| 1361 movlw d'112' ; CF28 *4 Bytes... | |
| 1362 addlw 0x82 | |
| 1363 movwf EEADR | |
| 1364 movff lo,EEDATA | |
| 1365 call write_eeprom ; Lowbyte | |
| 1366 movlw d'112' ; CF28 *4 Bytes... | |
| 1367 addlw 0x83 | |
| 1368 movwf EEADR | |
| 1369 movff hi,EEDATA | |
| 1370 call write_eeprom ; Highbyte | |
| 1371 | |
| 1372 change_logbook_offset2: | |
| 25 | 1373 bcf LED_blue |
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1374 clrf surface_interval+0 |
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1375 clrf surface_interval+1 ; Clear surface interval timer |
| 33 | 1376 |
| 1377 end_dive_common: | |
| 0 | 1378 bcf simulatormode_active ; if we were in simulator mode |
| 1379 | |
| 1380 btfsc restore_deco_data ; Restore decodata? | |
| 1381 call simulator_restore_tissue_data ; Yes! | |
| 1382 | |
| 1383 goto surfloop ; and return to surfaceloop | |
| 1384 | |
| 1385 timeout_divemode: | |
| 1386 btfss realdive ; Dive longer then one minute | |
| 1387 return | |
| 1388 | |
| 1389 btfsc FLAG_apnoe_mode ; In Apnoe mode? | |
| 1390 bra timeout_divemode2 ; Yes, use CF30 [min] for timeout | |
| 1391 | |
| 233 | 1392 ifndef __DEBUG |
| 1393 btfsc simulatormode_active ; In Simulator mode? | |
| 1394 bra timeout_divemode3 ; Yes, use fixed 5 seconds timeout | |
| 1395 endif | |
| 0 | 1396 |
| 1397 bcf divemode | |
| 1398 incf timeout_counter,F | |
| 1399 GETCUSTOM8 d'2' ; diveloop_timeout | |
| 1400 addlw d'2' ; adds two seconds in case timout=zero! | |
| 1401 btfsc STATUS,C ; > 255? | |
| 1402 movlw d'255' ; Set to 255... | |
| 1403 decf WREG,F ; Limit to 254 | |
| 1404 cpfsgt timeout_counter | |
| 1405 bsf divemode | |
| 1406 return | |
| 1407 | |
| 1408 timeout_divemode2: | |
| 1409 incf timeout_counter,F ; seconds... | |
| 1410 movlw d'60' | |
| 1411 cpfseq timeout_counter ; timeout_counter=60? | |
| 1412 return ; No. | |
| 1413 | |
| 1414 clrf timeout_counter | |
| 1415 bcf divemode | |
| 1416 incf apnoe_timeout_counter,F | |
| 1417 GETCUSTOM8 d'30' ; apnoe timeout [min] | |
| 1418 cpfseq apnoe_timeout_counter | |
| 1419 bsf divemode | |
| 1420 return | |
| 1421 | |
| 1422 timeout_divemode3: | |
| 1423 bcf divemode | |
| 1424 incf timeout_counter,F | |
| 1425 movlw d'5' ; Fixed timeout of 5 seconds | |
| 1426 cpfsgt timeout_counter | |
| 1427 bsf divemode | |
| 1428 return | |
| 1429 | |
| 1430 update_divemode1: ; update any second | |
| 1431 call set_dive_modes ; tests if depth>threshold | |
| 1432 | |
| 1433 btfsc divemode | |
| 1434 call set_max_depth ; update max. depth if required | |
| 1435 | |
| 1436 btfsc divemode | |
| 1437 call set_min_temp ; store min. temp if required | |
| 1438 | |
| 1439 bcf temp_changed ; Display temperature? | |
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1440 SAFE_2BYTE_COPY temperature,lo |
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1441 movf lo,W |
| 0 | 1442 cpfseq last_temperature+0 |
| 1443 bsf temp_changed ; Yes | |
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1444 movf hi,W |
| 0 | 1445 cpfseq last_temperature+1 |
| 1446 bsf temp_changed ; Yes | |
| 1447 btfsc temp_changed | |
| 1448 call PLED_temp_divemode ; Displays temperature | |
| 1449 | |
| 1450 bcf pres_changed ; Display new depth? | |
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1451 SAFE_2BYTE_COPY amb_pressure, lo |
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1452 movf lo,W |
| 0 | 1453 cpfseq last_pressure+0 |
| 1454 bsf pres_changed ; Yes | |
|
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1455 movf hi,W |
| 0 | 1456 cpfseq last_pressure+1 |
| 1457 bsf pres_changed ; Yes | |
| 1458 | |
| 1459 btfsc simulatormode_active ; always update depth when in simulator mode | |
| 1460 bsf pres_changed | |
| 1461 | |
| 1462 btfsc pres_changed | |
| 1463 call PLED_depth ; Displays new depth | |
| 1464 return | |
| 1465 | |
| 1466 update_divemode60: ; update any minute | |
| 1467 call get_battery_voltage ; gets battery voltage | |
| 1468 call set_powersafe ; red LED blinking if battery is low | |
| 1469 call PLED_max_pressure ; No, use normal max. depth | |
| 1470 call check_temp_extrema ; check for new temperature extremas | |
|
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1471 call customview_minute ; Do every-minute tasks for the custom view area |
| 0 | 1472 bcf oneminupdate |
| 1473 return | |
| 1474 | |
| 1475 set_max_depth: | |
| 1476 movff max_pressure+0,sub_a+0 | |
| 1477 movff max_pressure+1,sub_a+1 | |
|
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1478 SAFE_2BYTE_COPY rel_pressure, sub_b |
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1479 call sub16 ; sub_c = sub_a - sub_b |
| 0 | 1480 ; max_pressure<rel_pressure -> neg_flag=1 |
| 1481 ; rel_pressure<=max_pressure -> neg_flag=0 | |
| 1482 btfss neg_flag | |
| 1483 return | |
| 1484 ;max_pressure<rel_pressure | |
|
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1485 movff sub_b+0,max_pressure+0 |
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|
1486 movff sub_b+1,max_pressure+1 |
| 0 | 1487 call PLED_max_pressure ; No, use normal max. depth |
| 1488 return | |
| 1489 | |
| 1490 set_min_temp: | |
| 1491 movff mintemp+0,sub_a+0 | |
| 1492 movff mintemp+1,sub_a+1 | |
|
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1493 SAFE_2BYTE_COPY temperature,sub_b |
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1494 call sub16 ; sub_c = sub_a - sub_b |
| 0 | 1495 ; mintemp<T -> neg_flag=1 |
| 1496 ; T<=mintemp -> neg_flag=0 | |
| 1497 btfsc neg_flag | |
| 1498 return | |
| 1499 ;mintemp>=T | |
|
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1500 movff sub_b+0,mintemp+0 |
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|
1501 movff sub_b+1,mintemp+1 |
| 0 | 1502 return |
| 1503 | |
| 1504 set_dive_modes: | |
| 239 | 1505 btfsc high_altitude_mode ; In high altitude (Fly) mode? |
| 1506 bra set_dive_modes3 ; Yes | |
| 1507 | |
| 0 | 1508 bcf divemode2 ; Stop time |
| 1509 | |
| 1510 GETCUSTOM8 .0 ; loads dive_threshold in WREG | |
| 1511 movwf sub_a+0 ; dive_treshold is in cm | |
| 1512 clrf sub_a+1 | |
|
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|
1513 SAFE_2BYTE_COPY rel_pressure, sub_b |
| 239 | 1514 call sub16 ; sub_c = sub_a - sub_b |
| 0 | 1515 |
| 1516 btfss neg_flag | |
| 239 | 1517 bra set_dive_modes2 ; too shallow (rel_pressure<dive_threshold) |
| 0 | 1518 |
| 239 | 1519 btfsc realdive ; Dive longer than one minute? |
| 1520 clrf timeout_counter ; Yes, reset timout counter | |
| 0 | 1521 |
| 239 | 1522 bsf divemode ; (Re-)Set divemode flag |
| 0 | 1523 bsf divemode2 ; displayed divetime is running |
| 1524 return | |
| 1525 | |
| 1526 set_dive_modes2: | |
| 1527 btfss realdive ; dive longer then one minute? | |
| 1528 bcf divemode ; no -> this was no real dive | |
| 1529 return | |
| 1530 | |
| 239 | 1531 set_dive_modes3: |
| 1532 movlw HIGH d'1075' ; hard-wired 1075mBar threshold | |
| 1533 movwf sub_a+1 | |
| 1534 movlw LOW d'1075' ; hard-wired 1075mBar threshold | |
| 1535 movwf sub_a+0 | |
|
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1536 SAFE_2BYTE_COPY rel_pressure, sub_b |
| 239 | 1537 call sub16 ; sub_c = sub_a - sub_b |
| 1538 | |
| 1539 btfss neg_flag | |
| 1540 bra set_dive_modes2 ; too shallow (rel_pressure<dive_threshold) | |
| 1541 | |
| 1542 bsf divemode ; (Re-)Set divemode flag | |
| 1543 bsf divemode2 ; displayed divetime is running | |
| 1544 return | |
| 1545 | |
| 0 | 1546 set_powersafe: |
| 1547 btfsc low_battery_state ; battery warning alread active? | |
| 1548 bra set_powersafe2 ; Yes, but is it still required? | |
| 1549 ; battery voltage in mV (value*256+Lowbyte=actual treshold) | |
| 1550 movlw d'12' ; 3,328V | |
| 1551 cpfsgt batt_voltage+1 | |
| 1552 bra set_powersafe1 | |
| 1553 return | |
| 1554 | |
| 1555 set_powersafe1: | |
| 1556 movlw d'7' ; Type of Alarm (Battery Low) | |
| 1557 movwf AlarmType ; Copy to Alarm Register | |
| 1558 bsf event_occured ; Set Event Flag | |
| 1559 bsf low_battery_state ; set flag for battery warning | |
| 1560 return ; return | |
| 1561 | |
| 1562 set_powersafe2: | |
| 1563 movlw d'13' ; 3,584V | |
| 1564 cpfsgt batt_voltage+1 | |
| 1565 bra set_powersafe1 ; Still to low | |
| 1566 bcf low_battery_state ; clear flag for battery warning mode | |
| 1567 return | |
| 1568 | |
| 1569 calc_average_depth: | |
| 111 | 1570 btfsc reset_average_depth ; Reset the Avewrage depth? |
| 1571 rcall reset_average1 ; Reset the resettable average depth | |
| 1572 | |
| 0 | 1573 ; 1. Add new 2xdepth to the Sum of depths registers |
|
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1574 SAFE_2BYTE_COPY rel_pressure, b0_lo ; Buffer... |
| 0 | 1575 |
| 1576 movf b0_lo,w | |
| 1577 addwf average_depth_hold+0,F | |
| 1578 movf b0_hi,w | |
| 1579 addwfc average_depth_hold+1,F | |
| 1580 movlw d'0' | |
| 1581 addwfc average_depth_hold+2,F | |
| 1582 addwfc average_depth_hold+3,F ; Will work up to 9999mBar*60*60*24=863913600mBar | |
| 1583 | |
| 1584 movf b0_lo,w | |
| 1585 addwf average_depth_hold+0,F | |
| 1586 movf b0_hi,w | |
| 1587 addwfc average_depth_hold+1,F | |
| 1588 movlw d'0' | |
| 1589 addwfc average_depth_hold+2,F | |
| 1590 addwfc average_depth_hold+3,F ; Will work up to 9999mBar*60*60*24=863913600mBar | |
| 1591 | |
|
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1592 ; Do the same for the _total registers (Non-Resettable) |
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1593 movf b0_lo,w |
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1594 addwf average_depth_hold_total+0,F |
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1595 movf b0_hi,w |
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1596 addwfc average_depth_hold_total+1,F |
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1597 movlw d'0' |
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1598 addwfc average_depth_hold_total+2,F |
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1599 addwfc average_depth_hold_total+3,F ; Will work up to 9999mBar*60*60*24=863913600mBar |
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1600 |
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1601 movf b0_lo,w |
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1602 addwf average_depth_hold_total+0,F |
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1603 movf b0_hi,w |
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1604 addwfc average_depth_hold_total+1,F |
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1605 movlw d'0' |
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1606 addwfc average_depth_hold_total+2,F |
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1607 addwfc average_depth_hold_total+3,F ; Will work up to 9999mBar*60*60*24=863913600mBar |
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1608 |
| 0 | 1609 ; 2. Compute Average Depth on base of average_divesecs:2 |
| 1610 movff average_divesecs+0,xB+0 | |
| 1611 movff average_divesecs+1,xB+1 ; Copy | |
| 1612 movff average_depth_hold+0,xC+0 | |
| 1613 movff average_depth_hold+1,xC+1 | |
| 1614 movff average_depth_hold+2,xC+2 | |
| 1615 movff average_depth_hold+3,xC+3 | |
| 1616 | |
| 1617 call div32x16 ; xC:4 / xB:2 = xC+3:xC+2 with xC+1:xC+0 as remainder | |
| 1618 movff xC+0,avr_rel_pressure+0 | |
| 1619 movff xC+1,avr_rel_pressure+1 | |
|
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1620 |
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1621 ; Compute Total Average Depth on base of divemins:2 and divesecs |
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1622 movff divemins+0,xA+0 |
|
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1623 movff divemins+1,xA+1 |
|
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1624 movlw d'60' |
|
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1625 movwf xB+0 |
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|
1626 clrf xB+1 |
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|
1627 call mult16x16 ; xC:4=xA:2*xB:2 |
|
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|
1628 movf divesecs,W |
|
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|
1629 addwf xC+0,F |
|
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|
1630 movlw d'0' |
| 228 | 1631 addwfc xC+1,F ; xC:2 holds total dive seconds |
|
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1632 movlw d'3' ; 2+1 |
|
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1633 btfss divesecs,0 ; divesecs even? |
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1634 movlw d'2' ; Yes, do not add +1 |
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1635 addwf xC+0,F |
|
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|
1636 movlw d'0' |
|
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|
1637 addwfc xC+1,F |
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1638 ; Ignore xC+2 and xC+3. Total Average will only work up to divetime=1092:16 |
|
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1639 movff xC+0,xB+0 |
|
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1640 movff xC+1,xB+1 ; Copy |
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1641 movff average_depth_hold_total+0,xC+0 |
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1642 movff average_depth_hold_total+1,xC+1 |
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1643 movff average_depth_hold_total+2,xC+2 |
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1644 movff average_depth_hold_total+3,xC+3 |
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1645 |
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1646 call div32x16 ; xC:4 / xB:2 = xC+3:xC+2 with xC+1:xC+0 as remainder |
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1647 movff xC+0,avr_rel_pressure_total+0 |
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1648 movff xC+1,avr_rel_pressure_total+1 |
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|
1649 |
| 0 | 1650 return |
| 1651 | |
| 111 | 1652 reset_average1: |
| 1653 clrf average_depth_hold+0 | |
| 1654 clrf average_depth_hold+1 | |
| 1655 clrf average_depth_hold+2 | |
| 1656 clrf average_depth_hold+3 ; Clear average depth register | |
| 1657 movlw d'2' | |
| 1658 movwf average_divesecs+0 | |
| 1659 clrf average_divesecs+1 | |
| 1660 bcf reset_average_depth ; Clear flag | |
| 1661 return | |
| 0 | 1662 |
|
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1663 ;============================================================================= |
|
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1664 ; Setup everything to enter divemode. |
|
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1665 ; |
| 0 | 1666 diveloop_boot: |
| 49 | 1667 ostc_debug 'Q' ; Sends debug-information to screen if debugmode active |
| 0 | 1668 clrf max_pressure+0 ; clear some variables |
| 1669 clrf max_pressure+1 | |
| 1670 | |
| 1671 clrf avr_rel_pressure+0 | |
| 1672 clrf avr_rel_pressure+1 | |
| 1673 | |
|
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1674 clrf EEADRH ; Make sure to select eeprom bank 0 |
| 0 | 1675 call PLED_brightness_low |
| 1676 read_int_eeprom d'90' ; Brightness offset? (Dim>0, Normal = 0) | |
| 1677 movlw d'0' | |
| 1678 cpfsgt EEDATA | |
| 1679 call PLED_brightness_full | |
| 1680 | |
| 1681 movlw d'1' | |
| 1682 movwf apnoe_max_pressure+0 | |
| 1683 clrf apnoe_max_pressure+1 | |
| 1684 clrf apnoe_surface_mins | |
| 1685 clrf apnoe_surface_secs | |
| 1686 clrf apnoe_mins | |
| 1687 clrf apnoe_secs | |
| 1688 clrf divemins+0 | |
| 1689 clrf divemins+1 | |
|
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1690 clrf menupos3 |
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1691 bcf menu3_active |
| 0 | 1692 clrf divesecs |
| 1693 clrf samplesecs | |
| 1694 clrf apnoe_timeout_counter ; timeout in minutes | |
| 1695 clrf timeout_counter ; takes care of the timeout | |
| 1696 clrf timeout_counter2 ; Here: counts to six, then store deco data and temperature | |
| 1697 clrf AlarmType ; Clear all alarms | |
| 1698 bcf event_occured ; clear flag | |
|
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1699 bcf setpoint_changed ; clear flag |
| 111 | 1700 rcall reset_average1 ; Reset the resettable average depth |
|
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1701 clrf average_depth_hold_total+0 |
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1702 clrf average_depth_hold_total+1 |
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1703 clrf average_depth_hold_total+2 |
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1704 clrf average_depth_hold_total+3 ; Clear Non-Resettable Average |
| 0 | 1705 bcf depth_greater_100m ; clear flag |
| 1706 setf last_diluent ; to be displayed after first calculation (range: 0 to 100 [%]) | |
| 3 | 1707 bcf dekostop_active |
| 1708 bcf is_bailout ;=1: CC mode, but bailout active! | |
|
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New @5 variant: compute TTS if staying some extra time (CF58) at current depth.
JeanDo
parents:
311
diff
changeset
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1709 bcf better_gas_available ;=1: A better gas is available and a gas change is advised in divemode |
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b7e4e74c0e17
New @5 variant: compute TTS if staying some extra time (CF58) at current depth.
JeanDo
parents:
311
diff
changeset
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1710 bcf tts_extra_time ;=1: Compute TTS if extra time spent at current depth |
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b7e4e74c0e17
New @5 variant: compute TTS if staying some extra time (CF58) at current depth.
JeanDo
parents:
311
diff
changeset
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1711 |
| 0 | 1712 call get_free_EEPROM_location ; get last position in external EEPROM, may be up to 2 secs! |
| 1713 | |
| 319 | 1714 btfsc simulatormode_active |
| 237 | 1715 bra diveloop_boot_1 |
| 1716 ; Normal mode = Surface pressure is the pressure 30mn before dive. | |
| 0 | 1717 movff last_surfpressure_30min+0,int_I_pres_surface+0 ; LOW copy surfacepressure to deco routine |
| 237 | 1718 movff last_surfpressure_30min+1,int_I_pres_surface+1 ; HIGH copy surfacepressure to deco routine |
| 1719 bra diveloop_boot_2 | |
| 1720 | |
| 1721 diveloop_boot_1: | |
| 1722 ; Simulator mode: Surface pressure is 1bar. | |
| 1723 movlw LOW .1000 | |
| 1724 movff WREG,int_I_pres_surface+0 ; LOW copy surfacepressure to deco routine | |
| 1725 movlw HIGH .1000 | |
| 1726 movff WREG,int_I_pres_surface+1 ; HIGH copy surfacepressure to deco routine | |
| 1727 | |
| 1728 diveloop_boot_2: | |
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2144f19fa1eb
BUGFIX protect against ISR changing pressure/temperature while reading it.
JeanDo
parents:
323
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changeset
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1729 SAFE_2BYTE_COPY temperature,mintemp ; Reset Min-Temp registers |
| 0 | 1730 |
| 1731 ; Init profile recording parameters | |
| 237 | 1732 GETCUSTOM8 d'20' ; sample rate |
| 1733 movwf samplesecs_value ; to avoid EEPROM access in the ISR | |
| 0 | 1734 GETCUSTOM8 d'21' |
| 237 | 1735 movwf divisor_temperature ; load divisors for profile storage |
| 0 | 1736 GETCUSTOM8 d'22' |
| 1737 movwf divisor_deco | |
| 1738 GETCUSTOM8 d'23' | |
| 1739 movwf divisor_tank | |
| 1740 GETCUSTOM8 d'24' | |
| 1741 movwf divisor_ppo2 | |
| 1742 GETCUSTOM8 d'25' | |
| 1743 movwf divisor_deco_debug | |
| 1744 GETCUSTOM8 d'26' | |
| 1745 movwf divisor_nuy2 | |
| 1746 | |
| 1747 btfss FLAG_apnoe_mode ; In Apnoe mode? | |
| 1748 bra divemode1 | |
| 1749 ; Overwrite some parameters in Apnoe mode.... | |
| 1750 movlw d'1' | |
| 1751 movwf samplesecs_value ; to avoid EEPROM access in the ISR | |
| 1752 | |
| 1753 divemode1: | |
| 1754 read_int_eeprom d'36' ; Read mix 1 ppO2 | |
| 1755 btfsc FLAG_const_ppO2_mode | |
| 292 | 1756 movff EEDATA,char_I_const_ppO2 ; Set ppO2 setpoint if in ppO2 mode |
| 1757 movff EEDATA,ppO2_setpoint_store ; Store also in this byte... | |
| 0 | 1758 |
| 21 | 1759 bcf LED_blue |
| 0 | 1760 bcf low_battery_state ; clear flag for battery warning mode |
| 1761 bcf header_stored | |
| 1762 bcf premenu | |
| 1763 bcf realdive | |
| 1764 bsf update_divetime ; set flag | |
| 1765 btfss simulatormode_active ; do not disable in simulator mode! | |
| 49 | 1766 call disable_rs232 ; Disable RS232 |
| 0 | 1767 |
| 292 | 1768 ; Read Start Gas and configure char_I_He_ratio, char_I_O2_ratio and char_I_N2_ratio |
| 1769 set_first_gas: | |
| 0 | 1770 read_int_eeprom d'33' ; Read byte (stored in EEDATA) |
| 1771 movff EEDATA,active_gas ; Read start gas (1-5) | |
| 1772 | |
| 1773 decf active_gas,W ; Gas 0-4 | |
| 1774 mullw d'4' | |
| 1775 movf PRODL,W | |
| 1776 addlw d'7' ; = address for He ratio | |
| 1777 movwf EEADR | |
| 1778 call read_eeprom ; Read He ratio | |
| 1779 movff EEDATA,char_I_He_ratio ; And copy into hold register | |
| 292 | 1780 |
| 1781 decf EEADR,F | |
| 0 | 1782 call read_eeprom ; Read O2 ratio |
| 1783 movff EEDATA, char_I_O2_ratio ; O2 ratio | |
| 292 | 1784 |
| 0 | 1785 movff char_I_He_ratio, wait_temp ; copy into bank1 register |
| 1786 bsf STATUS,C ; Borrow bit | |
| 1787 movlw d'100' ; 100% | |
| 1788 subfwb wait_temp,W ; minus He | |
| 1789 bsf STATUS,C ; Borrow bit | |
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311
91371c7553f5
BUGFIX typo when passing Gas#4 to deko model (bug#43)
JeanDo
parents:
301
diff
changeset
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1790 subfwb EEDATA,W ; minus O2 |
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91371c7553f5
BUGFIX typo when passing Gas#4 to deko model (bug#43)
JeanDo
parents:
301
diff
changeset
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1791 movff WREG, char_I_N2_ratio ; = N2! |
| 0 | 1792 |
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290
4dbff2aa31ee
Hunting for refusing to ignore disabled gas in list...
JeanDo
parents:
287
diff
changeset
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1793 ; Configure gaslist_active flag register |
| 281 | 1794 read_int_eeprom d'27' |
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290
4dbff2aa31ee
Hunting for refusing to ignore disabled gas in list...
JeanDo
parents:
287
diff
changeset
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1795 movff EEDATA, gaslist_active |
| 281 | 1796 return |