Mercurial > public > mk2
annotate code_part1/OSTC_code_asm_part1/divemode.asm @ 296:2986e7cdb68c
Apply salinity for ceiling warning
| author | Heinrichsweikamp |
|---|---|
| date | Thu, 28 Apr 2011 18:51:48 +0200 |
| parents | 21a0f7393468 |
| children | a5fd8777a598 |
| 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 | |
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137 ; GETCUSTOM8 d'38' ; Show seconds (=1?) |
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138 ; movwf lo |
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139 ; movlw d'1' |
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140 ; cpfseq lo ; =1? |
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141 ; bra diveloop_loop2 ; No, minutes only |
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142 ; bsf update_divetime ; Set Update flag |
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143 ; |
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144 ; |
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145 ;diveloop_loop2: |
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146 ; btfss update_divetime ; display new divetime? |
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147 ; bra diveloop_loop3 ; No |
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148 ; btfsc premenu ; Is the divemode menu active? |
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149 ; bra diveloop_loop2a ; Yes |
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150 ; call PLED_divemins ; Display (new) divetime! |
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151 ; btfsc FLAG_const_ppO2_mode ; only in const_ppO2_mode |
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152 ; call PLED_const_ppO2_value ; display const ppO2 setting in [Bar] |
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153 ; btfsc ppO2_show_value ; show ppO2? |
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154 ; call check_ppO2 ; check ppO2 and displays warning if required |
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155 ; |
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156 ;diveloop_loop2a: |
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157 ; bcf update_divetime ; clear flag |
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158 ; |
| 0 | 159 diveloop_loop3: |
| 160 btfss menubit ; Divemode menu active? | |
| 161 call test_switches_divemode ; No, Check switches normal | |
| 162 | |
| 163 btfsc menubit ; Divemode menu active? | |
| 164 call test_switches_divemode_menu ; Yes, check switches divemode menu | |
| 165 | |
| 166 btfss divemode ; Dive finished? | |
| 167 bra end_dive ; Dive finished! | |
| 168 | |
| 169 btfsc pressure_refresh ; new pressure available? | |
| 170 call update_divemode1 ; Yes, display new depth | |
| 171 bcf pressure_refresh ; until new pressure is available | |
| 172 | |
| 173 btfsc oneminupdate ; one minute tasks | |
| 174 call update_divemode60 ; Update clock, etc. | |
| 175 | |
| 176 btfsc store_sample ; store new sample? | |
| 177 call store_dive_data ; Store profile data | |
| 178 | |
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179 btfsc toggle_customview ; Next view? |
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180 call customview_toggle ; Yes, show next customview (and delete this flag) |
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181 |
| 2 | 182 btfsc menubit ; Sleep only with inactive menu... |
| 183 bra diveloop_loop4 | |
| 184 | |
| 185 btfsc simulatormode_active ; Do not sleep in Simualtor mode | |
| 186 bra diveloop_loop4 | |
| 187 | |
| 0 | 188 sleep |
| 189 nop | |
| 2 | 190 diveloop_loop4: |
| 0 | 191 bra diveloop_loop ; Loop the divemode |
| 192 | |
| 193 timeout_premenu_divemode: | |
| 128 | 194 incf timeout_counter3,F ; Yes... |
| 0 | 195 |
| 128 | 196 GETCUSTOM8 d'4' ; loads premenu_timeout into WREG |
| 197 cpfsgt timeout_counter3 ; ... longer then premenu_timeout | |
| 198 return ; No! | |
| 0 | 199 |
| 128 | 200 bcf premenu ; Yes, so clear "Menu?" and clear pre_menu bit |
| 201 call PLED_menu_clear ; Remove "Menu?" | |
| 0 | 202 return |
| 203 | |
| 128 | 204 divemode_apnoe_tasks: ; 1 sec. Apnoe tasks |
| 0 | 205 call PLED_display_apnoe_descent ; Show descent timer |
| 206 | |
| 207 btfsc divemode2 ; Time running? | |
| 208 bra divemode_apnoe_tasks2 ; New descent, reset data if flag is set | |
| 209 | |
| 210 call PLED_display_apnoe_surface | |
| 211 incf apnoe_surface_secs,F | |
| 212 movlw d'60' | |
| 213 cpfseq apnoe_surface_secs | |
| 214 bra divemode_apnoe_tasks1 | |
| 215 clrf apnoe_surface_secs | |
| 216 incf apnoe_surface_mins,F | |
| 217 | |
| 218 divemode_apnoe_tasks1: | |
| 219 bcf FLAG_active_descent ; Clear flag | |
| 220 btfsc divemode2 ; Time running? | |
| 221 return ; Yes, return | |
| 222 | |
| 223 bsf FLAG_active_descent ; Set Flag | |
| 224 return | |
| 225 | |
| 226 divemode_apnoe_tasks2: | |
| 227 btfss FLAG_active_descent ; Are descending? | |
| 228 return ; No, We are at the surface | |
| 229 rcall apnoe_calc_maxdepth ; Yes! | |
| 230 | |
| 231 divemode_apnoe_tasks3: | |
| 232 call PLED_apnoe_clear_surface ; Clear Surface timer | |
| 233 | |
| 234 clrf apnoe_timeout_counter ; Delete timeout | |
| 235 clrf apnoe_surface_secs | |
| 236 clrf apnoe_surface_mins | |
| 237 clrf apnoe_secs | |
| 238 clrf apnoe_mins ; Reset Descent time | |
| 239 clrf max_pressure+0 | |
| 240 clrf max_pressure+1 ; Reset Max. Depth | |
| 241 bcf FLAG_active_descent ; Clear flag | |
| 242 return | |
| 243 | |
| 244 apnoe_calc_maxdepth: | |
| 245 movff apnoe_max_pressure+0,sub_a+0 | |
| 246 movff apnoe_max_pressure+1,sub_a+1 | |
| 247 movff max_pressure+0,sub_b+0 | |
| 248 movff max_pressure+1,sub_b+1 | |
| 249 call sub16 ; sub_c = sub_a - sub_b | |
| 250 ; apnoe_max_pressure<max_pressure -> neg_flag=1 | |
| 251 ; max_pressure<=apnoe_max_pressure -> neg_flag=0 | |
| 252 btfss neg_flag | |
| 253 return | |
| 254 ;apnoe_max_pressure<max_pressure | |
| 255 movff max_pressure+0,apnoe_max_pressure+0 | |
| 256 movff max_pressure+1,apnoe_max_pressure+1 | |
| 257 return | |
| 258 | |
| 259 set_leds_divemode: | |
| 260 movff char_O_gradient_factor,lo ; gradient factor absolute | |
| 261 | |
| 262 GETCUSTOM8 d'14' ; threshold for LED warning | |
| 263 cpfslt lo ; | |
| 264 call warn_gf1 ; show warning, set flags | |
| 265 | |
| 266 movff char_I_deco_model,lo | |
| 267 decfsz lo,W ; jump over return if char_I_deco_model == 1 | |
| 268 return | |
| 269 | |
| 270 movff char_O_relative_gradient_GF,lo ; gradient factor relative (GF model) | |
| 271 | |
| 272 GETCUSTOM8 d'14' ; threshold for LED warning | |
| 273 cpfslt lo ; | |
| 274 call warn_gf1 ; show warning, set flags | |
| 275 | |
| 276 return | |
| 277 | |
| 278 warn_gf1: | |
| 279 movlw d'2' ; Type of Alarm | |
| 280 movwf AlarmType ; Copy to Alarm Register | |
| 281 bsf event_occured ; Set Event Flag | |
| 282 return | |
| 283 | |
| 284 calc_deko_divemode: | |
| 285 btfsc twosecupdate ; two seconds after the last call | |
| 286 bra calc_deko_divemode2 ; Yes, calculate and display deco data ("first second") | |
| 287 | |
| 49 | 288 bsf twosecupdate ; No, but next second! |
| 0 | 289 ; Routines used in the "other second" |
| 290 call calc_average_depth ; calculate average depth | |
| 291 call calc_velocity ; calculate vertical velocity and display if > threshold (every two seconds) | |
| 292 | |
| 292 | 293 ; Calculate CNS |
| 294 rcall set_actual_ppo2 ; Set char_I_actual_ppO2 | |
| 295 clrf WREG | |
| 296 movff WREG,char_I_step_is_1min ; Make sure to be in 2sec mode. | |
| 0 | 297 |
| 116 | 298 call deco_calc_CNS_fraction ; calculate CNS |
| 0 | 299 movlb b'00000001' ; rambank 1 selected |
| 300 | |
| 301 ; Check if CNS should be displayed | |
| 302 movff char_O_CNS_fraction,lo ; copy into bank1 | |
| 303 GETCUSTOM8 d'27' ; cns_display_high | |
| 304 subwf lo,W | |
| 305 btfsc STATUS,C | |
| 306 call PLED_display_cns ; Show CNS | |
| 8 | 307 call check_gas_change ; Checks if a better gas should be selected (by user) |
| 308 | |
| 0 | 309 ; Check for decompression gases if in decomode |
| 310 btfss dekostop_active | |
| 311 bra reset_decompression_gases ; While in NDL, do not set deompression gas | |
| 312 | |
| 286 | 313 ; Copy all gases to char_I_deco_N2_ratio and char_I_deco_He_ratio |
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314 divemode_check_decogases: ; CALLed from Simulator, too |
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315 |
| 291 | 316 clrf EEADRH ; Make sure to select eeprom bank 0 |
| 317 read_int_eeprom d'7' ; Read He ratio | |
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318 movff EEDATA,char_I_deco_He_ratio+0 ; And copy into hold register |
| 291 | 319 read_int_eeprom d'6' ; Read O2 ratio |
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320 movff char_I_deco_He_ratio+0, wait_temp ; copy into bank1 register |
| 49 | 321 bsf STATUS,C ; |
| 322 movlw d'100' ; 100% | |
| 323 subfwb wait_temp,W ; minus He | |
| 324 subfwb EEDATA,F ; minus O2 | |
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325 movff EEDATA, char_I_deco_N2_ratio+0; = N2! |
| 0 | 326 |
| 291 | 327 read_int_eeprom d'11' ; Read He ratio |
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328 movff EEDATA,char_I_deco_He_ratio+1 ; And copy into hold register |
| 291 | 329 read_int_eeprom d'10' ; Read O2 ratio |
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330 movff char_I_deco_He_ratio+1, wait_temp ; copy into bank1 register |
| 49 | 331 bsf STATUS,C ; |
| 332 movlw d'100' ; 100% | |
| 333 subfwb wait_temp,W ; minus He | |
| 334 subfwb EEDATA,F ; minus O2 | |
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335 movff EEDATA, char_I_deco_N2_ratio+1; = N2! |
| 49 | 336 |
| 291 | 337 read_int_eeprom d'15' ; Read He ratio |
| 224 | 338 movff EEDATA,char_I_deco_He_ratio+2 ; And copy into hold register |
| 291 | 339 read_int_eeprom d'14' ; Read O2 ratio |
| 224 | 340 movff char_I_deco_He_ratio+2, wait_temp ; copy into bank1 register |
| 49 | 341 bsf STATUS,C ; |
| 342 movlw d'100' ; 100% | |
| 343 subfwb wait_temp,W ; minus He | |
| 344 subfwb EEDATA,F ; minus O2 | |
| 224 | 345 movff EEDATA, char_I_deco_N2_ratio+2; = N2! |
| 49 | 346 |
| 291 | 347 read_int_eeprom d'19' ; Read He ratio |
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348 movff EEDATA,char_I_deco_He_ratio+3 ; And copy into hold register |
| 291 | 349 read_int_eeprom d'17' ; Read O2 ratio |
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350 movff char_I_deco_He_ratio+3, wait_temp ; copy into bank1 register |
| 49 | 351 bsf STATUS,C ; |
| 352 movlw d'100' ; 100% | |
| 353 subfwb wait_temp,W ; minus He | |
| 354 subfwb EEDATA,F ; minus O2 | |
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355 movff EEDATA, char_I_deco_N2_ratio+3; = N2! |
| 0 | 356 |
| 291 | 357 read_int_eeprom d'23' ; Read He ratio |
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358 movff EEDATA,char_I_deco_He_ratio+4; And copy into hold register |
| 291 | 359 read_int_eeprom d'22' ; Read O2 ratio |
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360 movff char_I_deco_He_ratio+4, wait_temp ; copy into bank1 register |
| 39 | 361 bsf STATUS,C ; |
| 362 movlw d'100' ; 100% | |
| 363 subfwb wait_temp,W ; minus He | |
| 364 subfwb EEDATA,F ; minus O2 | |
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365 movff EEDATA, char_I_deco_N2_ratio+4; = N2! |
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366 |
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367 ; Copy depth of enabled gas into char_I_deco_gas_change |
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368 ; Note gaslist_active is inited in diveloop_boot, and edited by |
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369 ; the de-activation menu. So don't reread it from eeprom here. |
| 39 | 370 |
| 281 | 371 read_int_eeprom d'28' ; read gas_change_depth Gas1 |
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372 btfss gaslist_active,0 ; Apply depth? |
| 221 | 373 clrf EEDATA ; No, clear! |
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374 movff EEDATA,char_I_deco_gas_change+0 ; Yes! |
| 221 | 375 |
| 281 | 376 read_int_eeprom d'29' ; read gas_change_depth Gas2 |
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377 btfss gaslist_active,1 ; Apply depth? |
| 221 | 378 clrf EEDATA ; No, clear! |
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379 movff EEDATA,char_I_deco_gas_change+1 ; Yes! |
| 45 | 380 |
| 281 | 381 read_int_eeprom d'30' ; read gas_change_depth Gas3 |
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382 btfss gaslist_active,2 ; Apply depth? |
| 221 | 383 clrf EEDATA ; No, clear! |
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384 movff EEDATA,char_I_deco_gas_change+2 ; Yes! |
| 221 | 385 |
| 281 | 386 read_int_eeprom d'31' ; read gas_change_depth Gas4 |
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387 btfss gaslist_active,3 ; Apply depth? |
| 221 | 388 clrf EEDATA ; No, clear! |
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389 movff EEDATA,char_I_deco_gas_change+3 ; Yes! |
| 221 | 390 |
| 281 | 391 read_int_eeprom d'32' ; read gas_change_depth Gas5 |
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392 btfss gaslist_active,4 ; Apply depth? |
| 221 | 393 clrf EEDATA ; No, clear! |
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394 movff EEDATA,char_I_deco_gas_change+4 ; Yes! |
| 38 | 395 |
| 396 ; Debugger | |
| 45 | 397 ; call enable_rs232 |
| 224 | 398 ; movff char_I_deco_He_ratio+4,TXREG |
| 39 | 399 ; call rs232_wait_tx ; wait for UART |
| 224 | 400 ; movff char_I_deco_N2_ratio+4,TXREG |
| 39 | 401 ; call rs232_wait_tx ; wait for UART |
| 224 | 402 ; movff char_I_deco_He_ratio+3,TXREG |
| 39 | 403 ; call rs232_wait_tx ; wait for UART |
| 224 | 404 ; movff char_I_deco_N2_ratio+3,TXREG |
| 39 | 405 ; call rs232_wait_tx ; wait for UART |
| 224 | 406 ; movff char_I_deco_He_ratio+2,TXREG |
| 39 | 407 ; call rs232_wait_tx ; wait for UART |
| 224 | 408 ; movff char_I_deco_N2_ratio+2,TXREG |
| 39 | 409 ; call rs232_wait_tx ; wait for UART |
| 224 | 410 ; movff char_I_deco_He_ratio+1,TXREG |
| 39 | 411 ; call rs232_wait_tx ; wait for UART |
| 224 | 412 ; movff char_I_deco_N2_ratio+1,TXREG |
| 39 | 413 ; call rs232_wait_tx ; wait for UART |
| 414 ; movff char_I_deco_He_ratio,TXREG | |
| 415 ; call rs232_wait_tx ; wait for UART | |
| 416 ; movff char_I_deco_N2_ratio,TXREG | |
| 417 ; call rs232_wait_tx ; wait for UART | |
| 418 ; movff char_I_deco_gas_change5,TXREG | |
| 419 ; call rs232_wait_tx ; wait for UART | |
| 420 ; movff char_I_deco_gas_change4,TXREG | |
| 421 ; call rs232_wait_tx ; wait for UART | |
| 422 ; movff char_I_deco_gas_change3,TXREG | |
| 221 | 423 ; call rs232_wait_tx ; wait for UART |
| 39 | 424 ; movff char_I_deco_gas_change2,TXREG |
| 425 ; call rs232_wait_tx ; wait for UART | |
| 426 ; movff char_I_deco_gas_change,TXREG | |
| 427 ; call rs232_wait_tx ; wait for UART | |
| 47 | 428 |
| 33 | 429 return |
| 0 | 430 |
| 292 | 431 ;----------------------------------------------------------------------------- |
| 432 ; calculate ppO2 in 0.01Bar (e.g. 150 = 1.50 Bar ppO2) | |
| 433 set_actual_ppo2: | |
| 434 movff amb_pressure+0,xA+0 ; P_amb in milibar (1000 = 1.000 bar). | |
| 435 movff amb_pressure+1,xA+1 | |
| 436 movlw d'10' | |
| 437 movwf xB+0 | |
| 438 clrf xB+1 | |
| 439 call div16x16 ; xC=p_amb/10 (100 = 1.00 bar). | |
| 440 movff xC+0,xA+0 | |
| 441 movff xC+1,xA+1 | |
| 442 movff char_I_O2_ratio,xB+0 | |
| 443 clrf xB+1 | |
| 444 call mult16x16 ; char_I_O2_ratio * (p_amb/10) | |
| 445 movff xC+0,xA+0 | |
| 446 movff xC+1,xA+1 | |
| 447 movlw d'100' | |
| 448 movwf xB+0 | |
| 449 clrf xB+1 | |
| 450 call div16x16 ; xC=(char_I_O2_ratio * p_amb/10)/100 | |
| 451 | |
| 452 ; Copy ppO2 for CNS calculation | |
| 453 tstfsz xC+1 ; Is ppO2 > 2.55bar ? | |
| 454 setf xC+0 ; yes: bound to 2.55... better than wrap around. | |
| 455 | |
| 456 movff xC+0, char_I_actual_ppO2 ; copy last ppO2 to buffer register | |
| 457 btfsc FLAG_const_ppO2_mode ; do in const_ppO2_mode | |
| 458 movff char_I_const_ppO2, char_I_actual_ppO2 ; copy last ppO2 to buffer register | |
| 459 return | |
| 460 | |
| 0 | 461 reset_decompression_gases: ; reset the deco gas while in NDL |
| 462 ostc_debug 'F' ; Sends debug-information to screen if debugmode active | |
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463 lfsr FSR2,char_I_deco_gas_change |
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464 clrf POSTINC2 ; Clear Gas1 |
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465 clrf POSTINC2 |
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466 clrf POSTINC2 |
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467 clrf POSTINC2 |
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468 clrf POSTINC2 ; Clear Gas5 |
| 0 | 469 return |
| 470 | |
| 471 calc_deko_divemode2: | |
| 472 bcf twosecupdate | |
| 473 | |
| 474 btfsc gauge_mode ; ignore decompression calculation in gauge mode | |
| 475 return | |
| 476 btfsc FLAG_apnoe_mode ; ignore decompression calculation in apnoe mode | |
| 477 return | |
| 478 | |
| 479 ostc_debug 'B' ; Sends debug-information to screen if debugmode active | |
| 480 call divemode_prepare_flags_for_deco | |
| 292 | 481 clrf WREG |
| 482 movff WREG,char_I_step_is_1min ; Force 2 second deco mode | |
| 40 | 483 |
| 256 | 484 clrf TMR3L |
| 485 clrf TMR3H ; Reset Timer3 | |
| 486 | |
| 116 | 487 call deco_calc_hauptroutine ; calc_tissue |
| 0 | 488 movlb b'00000001' ; rambank 1 selected |
| 489 ostc_debug 'C' ; Sends debug-information to screen if debugmode active | |
| 490 | |
| 256 | 491 btfss debug_mode ; Are we in debugmode? |
| 492 bra calc_deko_divemode4 ; No... | |
| 493 | |
| 494 ; Show timer3 reading converted into ms (Error: +2,3%) in custom area | |
| 495 movff TMR3L,lo | |
| 496 movff TMR3H,hi | |
| 497 bcf STATUS,C | |
| 498 rrcf hi | |
| 499 rrcf lo ;/2 | |
| 500 bcf STATUS,C | |
| 501 rrcf hi | |
| 502 rrcf lo ;/4 | |
| 503 bcf STATUS,C | |
| 504 rrcf hi | |
| 505 rrcf lo ;/8 | |
| 506 bcf STATUS,C | |
| 507 rrcf hi | |
| 508 rrcf lo ;/16 | |
| 509 bcf STATUS,C | |
| 510 rrcf hi | |
| 511 rrcf lo ;/32 | |
| 512 | |
| 513 WIN_TOP .216 | |
| 514 WIN_LEFT .100 | |
| 515 WIN_FONT FT_SMALL | |
| 516 STRCPY "ms:" | |
| 517 output_16 | |
| 518 call word_processor | |
| 519 | |
| 520 calc_deko_divemode4: | |
| 521 | |
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522 movff char_O_first_deco_depth,wait_temp ; copy ceiling to temp register |
| 0 | 523 tstfsz wait_temp ; Ceiling<0m? |
| 524 bra calc_deko_divemode3 ; Yes! | |
| 525 | |
| 526 btfsc dekostop_active | |
| 527 call PLED_display_ndl_mask ; Clear deco data, display nostop time | |
| 528 bcf dekostop_active ; clear flag | |
| 529 | |
| 530 clrf decodata+0 ; for profile memory | |
| 531 movff char_O_nullzeit,decodata+1 ; nostop time | |
| 532 | |
| 533 call PLED_display_ndl ; display no deco limit | |
| 534 return | |
| 535 | |
| 124 | 536 ;----------------------------------------------------------------------------- |
| 69 | 537 |
| 237 | 538 divemode_prepare_flags_for_deco: |
| 0 | 539 movff amb_pressure+0,int_I_pres_respiration+0 ; lo and copy result to deco routine |
| 540 movff amb_pressure+1,int_I_pres_respiration+1 ; hi | |
| 197 | 541 GETCUSTOM8 d'11' ; Saturation multiplier % |
| 542 movff WREG,char_I_saturation_multiplier | |
| 543 GETCUSTOM8 d'12' ; Desaturation multiplier % | |
| 544 movff WREG,char_I_desaturation_multiplier | |
| 545 GETCUSTOM8 d'16' ; Deco distance to decostop in 1/10 meter for simulation | |
| 546 movff WREG,char_I_deco_distance | |
| 547 GETCUSTOM8 d'29' ; Depth Last Deco in meter for simulation | |
| 548 movff WREG,char_I_depth_last_deco | |
| 203 | 549 movff divemins+0,int_I_divemins+0 ; Current dive time. |
| 550 movff divemins+1,int_I_divemins+1 | |
| 197 | 551 goto restart_set_modes_and_flags ; Sets decomode (char_I_deco_model) and flags (again) |
| 0 | 552 |
| 553 calc_deko_divemode3: | |
| 554 btfss dekostop_active | |
| 197 | 555 call PLED_display_deko_mask ; clear nostop time, display decodata |
| 0 | 556 bsf dekostop_active ; Set flag |
| 557 | |
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558 movff char_O_first_deco_depth,decodata+0 ; ceiling |
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559 movff char_O_first_deco_time,decodata+1 ; length of first stop in minues |
| 0 | 560 |
| 561 call PLED_display_deko ; display decodata | |
| 562 return | |
| 563 | |
| 564 store_dive_data: ; CF20 seconds gone | |
| 565 bcf store_sample ; update only any CF20 seconds | |
| 566 bsf update_divetime ; update divemins every CF20 seconds | |
| 567 | |
| 233 | 568 ifndef __DEBUG |
| 569 btfsc simulatormode_active ; Are we in simulator mode? | |
| 570 return ; Yes, discard everything | |
| 571 endif | |
| 33 | 572 |
| 0 | 573 btfsc header_stored ; Header already stored? |
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574 bra store_dive_data2 ; Yes, store only profile data |
| 0 | 575 bsf header_stored ; Store header |
| 576 | |
| 577 movff eeprom_address+0, eeprom_header_address+0 ; store startposition | |
| 578 movff eeprom_address+1, eeprom_header_address+1 ; store startposition | |
| 579 | |
| 580 ; shift address for header | |
| 581 ; the header will be stored after the dive | |
| 582 incf_eeprom_address d'47' ; Macro, that adds 8Bit to eeprom_address:2 with banking at 0x8000 | |
| 583 | |
| 584 store_dive_data2: | |
| 585 movf rel_pressure+0,W ; store depth with every sample | |
| 586 call write_external_eeprom | |
| 587 movf rel_pressure+1,W | |
| 588 call write_external_eeprom | |
| 589 | |
| 590 ;First, find out how many bytes will append to this sample.... | |
| 591 clrf ProfileFlagByte ; clear number of bytes to append | |
| 592 | |
| 593 ; Check Extented informations | |
| 594 decfsz divisor_temperature,W ; Check divisor | |
| 595 bra check_extended1 | |
| 596 movlw d'2' ; Information length | |
| 597 addwf ProfileFlagByte,F ; add to ProfileFlagByte | |
| 598 check_extended1: | |
| 599 decfsz divisor_deco,W ; Check divisor | |
| 600 bra check_extended2 | |
| 601 movlw d'2' ; Information length | |
| 602 addwf ProfileFlagByte,F ; add to ProfileFlagByte | |
| 603 check_extended2: | |
| 604 decfsz divisor_tank,W ; Check divisor | |
| 605 bra check_extended3 | |
| 606 movlw d'2' ; Information length | |
| 607 addwf ProfileFlagByte,F ; add to ProfileFlagByte | |
| 608 check_extended3: | |
| 609 decfsz divisor_ppo2,W ; Check divisor | |
| 610 bra check_extended4 | |
| 611 movlw d'3' ; Information length | |
| 612 addwf ProfileFlagByte,F ; add to ProfileFlagByte | |
| 613 check_extended4: | |
| 614 decfsz divisor_deco_debug,W; Check divisor | |
| 615 bra check_extended5 | |
| 616 movlw d'9' ; Information length | |
| 617 addwf ProfileFlagByte,F ; add to ProfileFlagByte | |
| 618 check_extended5: | |
| 619 decfsz divisor_nuy2,W ; Check divisor | |
| 620 bra check_extended6 | |
| 621 movlw d'0' ; Information length | |
| 622 addwf ProfileFlagByte,F ; add to ProfileFlagByte | |
| 623 check_extended6: | |
| 624 | |
| 625 ; Second, check global event flag | |
| 626 btfss event_occured ; Check global event flag | |
| 627 bra store_dive_data3 ; No Event | |
| 628 movlw d'1' | |
| 629 addwf ProfileFlagByte,F ; add one byte (The EventByte) | |
| 630 | |
| 631 clrf EventByte ; reset EventByte | |
| 632 | |
| 633 movf AlarmType,W ; Type of Alarm Bit 0-3 | |
| 634 addwf EventByte,F ; Copy to EventByte Bit 0-3 | |
| 635 clrf AlarmType ; Reset AlarmType | |
| 636 | |
| 637 ; Third, check events and add aditional bytes | |
| 638 btfss manual_gas_changed ; Check flag | |
| 639 bra check_event1 | |
| 640 movlw d'2' ; Information length | |
| 641 addwf ProfileFlagByte,F ; add to ProfileFlagByte | |
| 642 bsf EventByte,4 ; Also set Flag in EventByte! | |
| 643 check_event1: | |
| 644 btfss stored_gas_changed ; Check flag | |
| 645 bra check_event2 | |
| 646 movlw d'1' ; Information length | |
| 647 addwf ProfileFlagByte,F ; add to ProfileFlagByte | |
| 648 bsf EventByte,5 ; Also set Flag in EventByte! | |
| 649 check_event2: | |
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650 btfss setpoint_changed ; Check flag |
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651 bra check_event3 |
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652 movlw d'1' ; Information length |
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653 addwf ProfileFlagByte,F ; add to ProfileFlagByte |
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654 bsf EventByte,6 ; Also set Flag in EventByte! |
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655 check_event3: |
| 0 | 656 bsf ProfileFlagByte,7 ; Set EventByte Flag in ProfileFlagByte |
| 657 | |
| 658 store_dive_data3: | |
| 659 movf ProfileFlagByte,W ; finally, write ProfileFlagByte! | |
| 660 call write_external_eeprom | |
| 661 | |
| 662 btfss event_occured ; Check global event flag (again) | |
| 663 bra store_dive_data4 ; No Event | |
| 664 | |
| 665 ; Store the EventByte + additional bytes now | |
| 666 movf EventByte,W | |
| 667 call write_external_eeprom | |
| 668 | |
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669 btfss manual_gas_changed ; Check flag |
| 0 | 670 bra store_dive_data3a |
| 671 read_int_eeprom d'24' ; % O2 Gas6 | |
| 672 movf EEDATA,W | |
| 673 call write_external_eeprom | |
| 674 read_int_eeprom d'25' ; % He Gas6 | |
| 675 movf EEDATA,W | |
| 676 call write_external_eeprom | |
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677 bcf manual_gas_changed ; Clear this event |
| 0 | 678 |
| 679 store_dive_data3a: | |
| 680 btfss stored_gas_changed ; Check flag | |
| 681 bra store_dive_data3b | |
| 682 movf active_gas,W ; Store active gas | |
| 683 call write_external_eeprom | |
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684 bcf stored_gas_changed ; Clear this event |
| 0 | 685 store_dive_data3b: |
| 686 | |
| 687 store_dive_data4: | |
| 688 | |
| 689 ; Store extended informations | |
| 690 decfsz divisor_temperature,F ; Check divisor | |
| 691 bra store_extended1 | |
| 692 rcall store_dive_temperature | |
| 693 store_extended1: | |
| 694 decfsz divisor_deco,F ; Check divisor | |
| 695 bra store_extended2 | |
| 696 rcall store_dive_decodata | |
| 697 store_extended2: | |
| 698 decfsz divisor_tank,F ; Check divisor | |
| 699 bra store_extended3 | |
| 700 rcall store_dive_tankdata | |
| 701 store_extended3: | |
| 702 decfsz divisor_ppo2,F ; Check divisor | |
| 703 bra store_extended4 | |
| 704 rcall store_dive_ppo2 | |
| 705 store_extended4: | |
| 706 decfsz divisor_deco_debug,F; Check divisor | |
| 707 bra store_extended5 | |
| 708 rcall store_dive_decodebug | |
| 709 store_extended5: | |
| 710 decfsz divisor_nuy2,F ; Check divisor | |
| 711 bra store_extended6 | |
| 712 rcall store_dive_nuy2 | |
| 713 store_extended6: | |
| 714 | |
| 715 ; The next block is required to take care of "store never" | |
| 716 btfsc divisor_temperature,7 ; Test highest Bit (Register must have been zero before the "decfsz" command!) | |
| 717 clrf divisor_temperature ; And clear register again, so it will never reach zero... | |
| 718 btfsc divisor_deco,7 ; Test highest Bit (Register must have been zero before the "decfsz" command!) | |
| 719 clrf divisor_deco ; And clear register again, so it will never reach zero... | |
| 720 btfsc divisor_tank,7 ; Test highest Bit (Register must have been zero before the "decfsz" command!) | |
| 721 clrf divisor_tank ; And clear register again, so it will never reach zero... | |
| 722 btfsc divisor_ppo2,7 ; Test highest Bit (Register must have been zero before the "decfsz" command!) | |
| 723 clrf divisor_ppo2 ; And clear register again, so it will never reach zero... | |
| 724 btfsc divisor_deco_debug,7 ; Test highest Bit (Register must have been zero before the "decfsz" command!) | |
| 725 clrf divisor_deco_debug ; And clear register again, so it will never reach zero... | |
| 726 btfsc divisor_nuy2,7 ; Test highest Bit (Register must have been zero before the "decfsz" command!) | |
| 727 clrf divisor_nuy2 ; And clear register again, so it will never reach zero... | |
| 728 | |
| 729 ostc_debug 'D' ; Sends debug-information to screen if debugmode active | |
|
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730 |
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731 ; SetPoint change appended to information due to compatibility reasons |
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732 btfss setpoint_changed ; Check flag |
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733 bra store_dive_data5 |
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734 movff char_I_const_ppO2,WREG ; SetPoint in cBar |
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735 call write_external_eeprom |
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736 bcf setpoint_changed ; Clear this event |
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737 |
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738 store_dive_data5: |
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739 bcf event_occured ; Clear the global event flag |
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|
740 return ; Done. (Sample with all informations written to EEPROM) |
| 0 | 741 |
| 742 store_dive_nuy2: | |
| 743 GETCUSTOM8 d'26' | |
| 744 movwf divisor_nuy2 ; Reload divisor from CF | |
| 745 return | |
| 746 | |
| 747 store_dive_decodebug: | |
| 171 | 748 ; Dump 9 bytes, int_O_DBS_bitfield .. char_O_NDL_at_20mtr |
| 749 lfsr FSR2, int_O_DBS_bitfield | |
| 750 movf POSTINC2,W | |
| 0 | 751 call write_external_eeprom ; Store in EEPROM |
| 171 | 752 movf POSTINC2,W |
| 0 | 753 call write_external_eeprom ; Store in EEPROM |
| 171 | 754 movf POSTINC2,W |
| 755 call write_external_eeprom ; Store in EEPROM | |
| 756 movf POSTINC2,W | |
| 0 | 757 call write_external_eeprom ; Store in EEPROM |
| 171 | 758 movf POSTINC2,W |
| 0 | 759 call write_external_eeprom ; Store in EEPROM |
| 171 | 760 movf POSTINC2,W |
| 0 | 761 call write_external_eeprom ; Store in EEPROM |
| 171 | 762 movf POSTINC2,W |
| 0 | 763 call write_external_eeprom ; Store in EEPROM |
| 171 | 764 movf POSTINC2,W |
| 0 | 765 call write_external_eeprom ; Store in EEPROM |
| 171 | 766 movf POSTINC2,W |
| 0 | 767 call write_external_eeprom ; Store in EEPROM |
| 768 GETCUSTOM8 d'25' | |
| 769 movwf divisor_deco_debug ; Reload divisor from CF | |
| 770 return | |
| 771 | |
| 772 store_dive_ppo2: | |
| 773 movlw 0x00 ; Dummy | |
| 774 call write_external_eeprom | |
| 775 movlw 0x00 ; Dummy | |
| 776 call write_external_eeprom | |
| 777 movlw 0x00 ; Dummy | |
| 778 call write_external_eeprom | |
| 779 GETCUSTOM8 d'24' | |
| 780 movwf divisor_ppo2 ; Reload divisor from CF | |
| 781 return | |
| 782 | |
| 783 store_dive_tankdata: | |
| 784 movlw d'0' ; Dummy Tank1 | |
| 785 call write_external_eeprom | |
| 786 movlw d'0' ; Dummy Tank2 | |
| 787 call write_external_eeprom | |
| 788 GETCUSTOM8 d'23' | |
| 789 movwf divisor_tank ; Reload divisor from CF | |
| 790 return | |
| 791 | |
| 792 store_dive_decodata: | |
| 793 movf decodata+0,W ; =0:no stop dive, if in deco mode: ceiling in m | |
| 794 call write_external_eeprom | |
| 795 movf decodata+1,W ; no stop time of length of first stop | |
| 796 call write_external_eeprom | |
| 797 GETCUSTOM8 d'22' | |
| 798 movwf divisor_deco ; Reload divisor from CF | |
| 799 return | |
| 800 | |
| 801 store_dive_temperature: | |
| 802 movf temperature+0,W ; append temperature to current sample! | |
| 803 call write_external_eeprom | |
| 804 movf temperature+1,W | |
| 805 call write_external_eeprom | |
| 806 GETCUSTOM8 d'21' | |
| 807 movwf divisor_temperature ; Reload divisor from CF | |
| 808 return | |
| 809 | |
| 810 calc_velocity: ; called every two seconds | |
| 811 btfss divemode | |
| 812 bra do_not_display_velocity ; display velocity only in divemode | |
| 813 | |
| 814 calc_velocity2: | |
| 815 movff amb_pressure+0,sub_a+0 | |
| 816 movff amb_pressure+1,sub_a+1 | |
| 817 movff last_pressure+0,sub_b+0 | |
| 818 movff last_pressure+1,sub_b+1 | |
| 819 movff amb_pressure+0,last_pressure+0 ; store old value for velocity | |
| 820 movff amb_pressure+1,last_pressure+1 | |
| 821 | |
| 822 call sub16 ; sub_c = amb_pressure - last_pressure | |
| 823 | |
| 824 movff sub_c+0,xA+0 | |
| 825 movff sub_c+1,xA+1 | |
| 826 movlw d'39' ;77 when called every second.... | |
| 827 movwf xB+0 | |
| 828 clrf xB+1 | |
| 829 call mult16x16 ; differential pressure in mBar*77... | |
| 830 movff xC+0,divA+0 | |
| 831 movff xC+1,divA+1 | |
| 832 movlw d'7' | |
| 833 movwf divB | |
| 834 call div16 ; devided by 2^7 equals velocity in m/min | |
| 835 | |
| 836 movlw d'99' | |
| 837 cpfsgt divA | |
| 838 bra calc_velocity3 | |
| 839 movwf divA ; divA=99 | |
| 840 | |
| 841 calc_velocity3: | |
| 842 | |
| 843 GETCUSTOM8 d'5' ; threshold for display vertical velocity | |
| 844 subwf divA+0,W ; | |
| 845 | |
| 846 btfss STATUS,C | |
| 847 bra do_not_display_velocity | |
| 848 | |
| 849 update_velocity: | |
| 850 bsf display_velocity | |
| 851 call PLED_display_velocity | |
| 852 return | |
| 853 | |
| 854 do_not_display_velocity: | |
| 855 btfss display_velocity ; Velocity was not displayed, do not delete | |
| 856 return | |
| 857 | |
| 858 bcf display_velocity ; Velocity was displayed, delete velocity now | |
| 859 call PLED_display_velocity_clear | |
| 860 return | |
| 861 | |
| 237 | 862 check_ppO2: ; check current ppO2 and display warning if required |
| 863 btfsc FLAG_const_ppO2_mode ; ignore in ppO2 mode.... | |
| 0 | 864 return |
| 865 | |
| 3 | 866 check_ppO2_bail: ; In CC mode but bailout active! |
| 0 | 867 movff amb_pressure+0,xA+0 |
| 868 movff amb_pressure+1,xA+1 | |
| 869 movlw d'10' | |
| 870 movwf xB+0 | |
| 871 clrf xB+1 | |
| 872 call div16x16 ; xC=p_amb/10 | |
| 873 movff xC+0,xA+0 | |
| 874 movff xC+1,xA+1 | |
| 875 movff char_I_O2_ratio,xB+0 | |
| 876 clrf xB+1 | |
| 877 call mult16x16 ; char_I_O2_ratio * p_amb/10 | |
| 878 | |
| 74 | 879 ; Check very high ppO2 manually |
| 880 tstfsz xC+2 ; char_I_O2_ratio * p_amb/10 > 65536, ppO2>6,55Bar? | |
| 881 bra check_ppO2_bail2 ; Yes, display Value! | |
| 882 | |
| 0 | 883 ; Check if ppO2 should be displayed |
| 884 movff xC+0,sub_b+0 | |
| 885 movff xC+1,sub_b+1 | |
| 886 GETCUSTOM8 d'19' ; ppo2_display_high | |
| 887 mullw d'100' ; ppo2_display_high*100 | |
| 888 movff PRODL,sub_a+0 | |
| 889 movff PRODH,sub_a+1 | |
| 890 call sub16 | |
| 891 bcf ppO2_show_value ; clear flag | |
| 892 btfsc neg_flag | |
| 893 bsf ppO2_show_value ; set flag if required | |
| 894 | |
| 895 ;check if we are within our warning thresholds! | |
| 896 bcf ppO2_warn_value ; clear flag | |
| 897 movff xC+0,sub_b+0 | |
| 898 movff xC+1,sub_b+1 | |
| 899 GETCUSTOM8 d'18' ; ppo2_warning_high | |
| 900 mullw d'100' ; ppo2_warning_high*100 | |
| 901 movff PRODL,sub_a+0 | |
| 902 movff PRODH,sub_a+1 | |
| 903 call sub16 | |
| 904 btfss neg_flag | |
| 905 bra check_ppO2_0 ; Not too high | |
| 906 | |
| 74 | 907 check_ppO2_bail2: |
| 908 bsf ppO2_show_value ; set flag if required | |
| 0 | 909 bsf ppO2_warn_value ; set flag |
| 910 movlw d'5' ; Type of Alarm | |
| 911 movwf AlarmType ; Copy to Alarm Register | |
| 912 bsf event_occured ; Set Event Flag | |
| 913 | |
| 914 check_ppO2_0: | |
| 915 movff xC+0,sub_b+0 | |
| 916 movff xC+1,sub_b+1 | |
| 210 | 917 GETCUSTOM8 d'17' ; ppo2_warning_low |
| 918 mullw d'100' ; ppo2_warning_low*100 | |
| 0 | 919 movff PRODL,sub_a+0 |
| 920 movff PRODH,sub_a+1 | |
| 921 call sub16 | |
| 922 btfsc neg_flag | |
| 923 bra check_ppO2_1 ; Not too low | |
| 924 | |
| 925 bsf ppO2_warn_value ; set flag | |
| 926 bsf ppO2_show_value ; show ppO2 if below threshold! | |
| 927 movlw d'4' ; Type of Alarm | |
| 928 movwf AlarmType ; Copy to Alarm Register | |
| 929 bsf event_occured ; Set Event Flag | |
| 930 | |
| 931 check_ppO2_1: | |
| 932 btfsc ppO2_show_value ; show value? | |
| 933 bra check_ppO2_2 ; yes! | |
| 934 | |
| 935 btfss ppO2_display_active ; is the value displayed? | |
| 936 bra check_ppO2_3 ; No, so clear not required | |
| 937 | |
| 938 call PLED_show_ppO2_clear; Clear ppO2 value | |
| 939 bcf ppO2_display_active ; clear flag | |
| 940 bra check_ppO2_3 ; done | |
| 941 | |
| 942 check_ppO2_2: | |
| 943 call PLED_show_ppO2 ; Display ppO2 (stored in xC) | |
| 944 bsf ppO2_display_active ; Set flag | |
| 945 | |
| 946 check_ppO2_3: | |
| 947 return ; done | |
| 948 | |
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949 ;============================================================================= |
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950 ; Compare all enabled gas in list, to see if a better one is available. |
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951 ; |
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952 ; Output: better_gas_available |
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953 ; |
| 210 | 954 check_gas_change: ; Checks if a better gas should be selected (by user) |
| 8 | 955 bcf better_gas_available ;=1: A better gas is available and a gas change is advised in divemode |
| 956 | |
| 957 movff rel_pressure+0,xA+0 | |
| 958 movff rel_pressure+1,xA+1 | |
| 959 movlw d'100' | |
| 960 movwf xB+0 | |
| 961 clrf xB+1 | |
| 962 call div16x16 ; compute depth in full m -> result in xC+0 | |
| 963 | |
| 964 check_gas_change1: ; check gas1 | |
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965 btfss gaslist_active,0 ; check active flag |
| 8 | 966 bra check_gas_change2 ; skip inactive gases! |
| 967 movlw d'1' | |
| 968 cpfseq active_gas ; is this gas currently selected? | |
| 969 bra check_gas_change1x ; No... | |
| 970 bra check_gas_change2 ; Yes, skip depth check | |
| 971 check_gas_change1x: | |
| 972 read_int_eeprom d'28' ; read gas_change_depth | |
| 973 movlw d'3' | |
| 974 cpfsgt EEDATA ; Change depth>3m? | |
| 975 bra check_gas_change2 ; No, Change depth not deep enough, skip! | |
| 976 movf xC+0,W ; load depth in m into WREG | |
| 977 cpfsgt EEDATA ; gas_change_depth < current depth? | |
| 978 bra check_gas_change2 ; No, check next gas | |
| 979 movlw d'3' | |
| 980 subwf EEDATA,W ; Change depth-3m | |
| 981 cpfslt xC+0 ; current depth<Change depth-3m? | |
| 982 bsf better_gas_available ;=1: A better gas is available and a gas change is advised in divemode | |
| 983 | |
| 984 check_gas_change2: ; check gas2 | |
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985 btfss gaslist_active,1 ; check active flag |
| 8 | 986 bra check_gas_change3 ; skip inactive gases! |
| 987 movlw d'2' | |
| 988 cpfseq active_gas ; is this gas currently selected? | |
| 989 bra check_gas_change2x ; No... | |
| 990 bra check_gas_change3 ; Yes, skip depth check | |
| 991 check_gas_change2x: | |
| 992 read_int_eeprom d'29' ; read gas_change_depth | |
| 993 movlw d'3' | |
| 994 cpfsgt EEDATA ; Change depth>3m? | |
| 995 bra check_gas_change3 ; No, Change depth not deep enough, skip! | |
| 996 movf xC+0,W ; load depth in m into WREG | |
| 997 cpfsgt EEDATA ; gas_change_depth < current depth? | |
| 998 bra check_gas_change3 ; No, check next gas | |
| 999 movlw d'3' | |
| 1000 subwf EEDATA,W ; Change depth-3m | |
| 1001 cpfslt xC+0 ; current depth<Change depth-3m? | |
| 1002 bsf better_gas_available ;=1: A better gas is available and a gas change is advised in divemode | |
| 1003 | |
| 1004 check_gas_change3: ; check gas3 | |
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1005 btfss gaslist_active,2 ; check active flag |
| 8 | 1006 bra check_gas_change4 ; skip inactive gases! |
| 1007 movlw d'3' | |
| 1008 cpfseq active_gas ; is this gas currently selected? | |
| 1009 bra check_gas_change3x ; No... | |
| 1010 bra check_gas_change4 ; Yes, skip depth check | |
| 1011 check_gas_change3x: | |
| 1012 read_int_eeprom d'30' ; read gas_change_depth | |
| 1013 movlw d'3' | |
| 1014 cpfsgt EEDATA ; Change depth>3m? | |
| 1015 bra check_gas_change4 ; No, Change depth not deep enough, skip! | |
| 1016 movf xC+0,W ; load depth in m into WREG | |
| 1017 cpfsgt EEDATA ; gas_change_depth < current depth? | |
| 1018 bra check_gas_change4 ; No, check next gas | |
| 1019 movlw d'3' | |
| 1020 subwf EEDATA,W ; Change depth-3m | |
| 1021 cpfslt xC+0 ; current depth<Change depth-3m? | |
| 1022 bsf better_gas_available ;=1: A better gas is available and a gas change is advised in divemode | |
| 1023 | |
| 1024 check_gas_change4: ; check gas4 | |
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1025 btfss gaslist_active,3 ; check active flag |
| 8 | 1026 bra check_gas_change5 ; skip inactive gases! |
| 1027 movlw d'4' | |
| 1028 cpfseq active_gas ; is this gas currently selected? | |
| 1029 bra check_gas_change4x ; No... | |
| 1030 bra check_gas_change5 ; Yes, skip depth check | |
| 1031 check_gas_change4x: | |
| 1032 read_int_eeprom d'31' ; read gas_change_depth | |
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1033 movlw d'3' |
| 8 | 1034 cpfsgt EEDATA ; Change depth>3m? |
| 1035 bra check_gas_change5 ; No, Change depth not deep enough, skip! | |
| 1036 movf xC+0,W ; load depth in m into WREG | |
| 1037 cpfsgt EEDATA ; gas_change_depth < current depth? | |
| 1038 bra check_gas_change5 ; No, check next gas | |
| 1039 movlw d'3' | |
| 1040 subwf EEDATA,W ; Change depth-3m | |
| 1041 cpfslt xC+0 ; current depth<Change depth-3m? | |
| 1042 bsf better_gas_available ;=1: A better gas is available and a gas change is advised in divemode | |
| 1043 | |
| 1044 check_gas_change5: ; check gas5 | |
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1045 btfss gaslist_active,4 ; check active flag |
| 8 | 1046 bra check_gas_change6 ; skip inactive gases! |
| 1047 movlw d'5' | |
| 1048 cpfseq active_gas ; is this gas currently selected? | |
| 1049 bra check_gas_change5x ; No... | |
| 1050 bra check_gas_change6 ; Yes, skip depth check | |
| 1051 check_gas_change5x: | |
| 1052 read_int_eeprom d'32' ; read gas_change_depth | |
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1053 movlw d'3' |
| 8 | 1054 cpfsgt EEDATA ; Change depth>3m? |
| 1055 bra check_gas_change6 ; No, Change depth not deep enough, skip! | |
| 1056 movf xC+0,W ; load depth in m into WREG | |
| 1057 cpfsgt EEDATA ; gas_change_depth < current depth? | |
| 1058 bra check_gas_change6 ; No, check next gas | |
| 1059 movlw d'3' | |
| 1060 subwf EEDATA,W ; Change depth-3m | |
| 1061 cpfslt xC+0 ; current depth<Change depth-3m? | |
| 1062 bsf better_gas_available ;=1: A better gas is available and a gas change is advised in divemode | |
| 1063 | |
| 1064 check_gas_change6: ;Done | |
| 210 | 1065 call PLED_active_gas_divemode; Display gas, if required (and with "*" if irequired...) |
| 8 | 1066 return |
| 1067 | |
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1068 ;============================================================================= |
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1069 |
| 0 | 1070 calculate_noflytime: |
| 1071 ; calculate nofly time | |
| 1072 movff int_O_desaturation_time+0,xA+0 | |
| 1073 movff int_O_desaturation_time+1,xA+1 | |
| 251 | 1074 |
| 1075 btfsc xA+1,7 ; Is desat time negatif ? | |
| 1076 bra calculate_noflytime_3 ; Then surely not valid ! | |
| 1077 | |
| 0 | 1078 tstfsz xA+0 ; Desat=0? |
| 1079 bra calculate_noflytime2 | |
| 1080 tstfsz xA+1 ; Desat=0? | |
| 1081 bra calculate_noflytime2 | |
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1082 |
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1083 calculate_noflytime_3: |
| 0 | 1084 ; Desaturation time = zero |
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|
1085 clrf nofly_time+0 ; Clear nofly time |
| 0 | 1086 clrf nofly_time+1 ; Clear nofly time |
| 1087 bcf nofly_active ; Clear flag | |
| 1088 return | |
| 218 | 1089 |
| 0 | 1090 calculate_noflytime2: |
| 1091 movff xA+0,int_I_temp+0 | |
| 1092 movff xA+1,int_I_temp+1 | |
| 1093 GETCUSTOM8 .13 ; nofly_time_ratio | |
| 218 | 1094 movff WREG,char_I_temp |
| 0 | 1095 ostc_debug 'K' ; Sends debug-information to screen if debugmode active |
| 116 | 1096 call deco_calc_percentage |
| 0 | 1097 movlb b'00000001' ; select ram bank 1 |
| 1098 ostc_debug 'L' ; Sends debug-information to screen if debugmode active | |
| 1099 movff int_I_temp+0,xA+0 | |
| 1100 movff int_I_temp+1,xA+1 | |
| 1101 tstfsz xA+0 ; Desat=0? | |
| 1102 bra calculate_noflytime_2_final | |
| 1103 tstfsz xA+1 ; Desat=0? | |
| 1104 bra calculate_noflytime_2_final | |
|
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1105 bra calculate_noflytime_3 |
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1106 |
| 0 | 1107 calculate_noflytime_2_final: |
| 1108 movff xA+0,nofly_time+0 | |
| 1109 movff xA+1,nofly_time+1 | |
| 1110 bsf nofly_active ; Set flag | |
| 1111 return | |
| 1112 | |
| 1113 end_dive: | |
| 1114 btfss realdive ; dive longer then one minute | |
| 1115 goto end_dive_common ; No, discard everything | |
| 1116 | |
| 233 | 1117 ; In DEBUG compile, keep all simulated dives in logbook, Desat time, nofly, etc... |
| 1118 ifndef __DEBUG | |
| 1119 btfsc simulatormode_active ; Are we in simulator mode? | |
| 1120 goto end_dive_common ; Yes, discard everything | |
| 1121 endif | |
| 33 | 1122 |
|
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1123 ; Dive finished (and longer then one minute or Apnoe timeout occured) |
| 0 | 1124 |
| 1125 btfsc FLAG_apnoe_mode ; Calc max. depth (again) for very short apnoe dives | |
| 1126 rcall apnoe_calc_maxdepth | |
| 1127 | |
| 1128 ; calculate desaturation time | |
| 251 | 1129 movff last_surfpressure_30min+0,int_I_pres_surface+0 ; Pass surface to desat routine ! |
| 1130 movff last_surfpressure_30min+1,int_I_pres_surface+1 | |
| 0 | 1131 |
| 251 | 1132 GETCUSTOM8 d'12' ; Desaturation multiplier % |
|
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1133 movff WREG,char_I_desaturation_multiplier |
| 0 | 1134 |
| 1135 ostc_debug 'G' ; Sends debug-information to screen if debugmode active | |
| 251 | 1136 call deco_calc_desaturation_time ; calculate desaturation time |
|
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1137 movlb b'00000001' ; select ram bank 1 |
|
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1138 call calc_deko_surfmode ; work-around for nofly bug |
|
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1139 rcall calculate_noflytime ; Calc NoFly time |
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1140 ostc_debug 'H' ; Sends debug-information to screen if debugmode active |
| 0 | 1141 ; store header and ... |
| 1142 movlw 0xFD ; .... End-of-Profile Bytes | |
| 1143 call write_external_eeprom | |
| 1144 movlw 0xFD | |
| 1145 call write_external_eeprom | |
| 1146 movlw 0xFE ; This positon will be overwritten for the next profile | |
|
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1147 call write_external_eeprom ; and is required to find the newest dive after a firmware reset |
| 0 | 1148 |
| 1149 movff eeprom_header_address+0, eeprom_address+0 ; set header adress | |
| 1150 movff eeprom_header_address+1, eeprom_address+1 ; write header | |
| 1151 | |
| 1152 movlw 0xFA ; Header start | |
| 1153 call write_external_eeprom | |
| 1154 movlw 0xFA | |
| 1155 call write_external_eeprom | |
|
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1156 movlw logbook_profile_version ; Defined in definitions_vxyy.asm |
| 0 | 1157 call write_external_eeprom |
|
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1158 movf month,W ; Date |
| 0 | 1159 call write_external_eeprom |
| 1160 movf day,W | |
| 1161 call write_external_eeprom | |
| 1162 movf year,W | |
| 1163 call write_external_eeprom | |
| 1164 movf hours,W ; End of dive time | |
| 1165 call write_external_eeprom | |
| 1166 movf mins,W | |
| 1167 call write_external_eeprom | |
| 1168 | |
| 1169 btfss FLAG_apnoe_mode ; Store apnoe max or normal max (Which is only max from the last descent) | |
| 1170 bra end_dive1 ; Store normal depth | |
| 1171 | |
| 1172 movff apnoe_max_pressure+0,lo | |
| 1173 movff apnoe_max_pressure+1,hi | |
| 1174 call adjust_depth_with_salinity ; computes salinity setting into lo:hi [mBar] | |
| 1175 movff lo,apnoe_max_pressure+0 | |
| 1176 movff hi,apnoe_max_pressure+1 | |
| 1177 | |
| 1178 movf apnoe_max_pressure+0,W ; Max. depth | |
| 1179 call write_external_eeprom | |
| 1180 movf apnoe_max_pressure+1,W | |
| 1181 call write_external_eeprom | |
| 1182 bra end_dive2 ; skip | |
| 1183 | |
| 1184 end_dive1: | |
| 1185 movff max_pressure+0,lo | |
| 1186 movff max_pressure+1,hi | |
| 1187 call adjust_depth_with_salinity ; computes salinity setting into lo:hi [mBar] | |
| 1188 movff lo,max_pressure+0 | |
| 1189 movff hi,max_pressure+1 | |
| 1190 | |
| 1191 movf max_pressure+0,W ; Max. depth | |
| 1192 call write_external_eeprom | |
| 1193 movf max_pressure+1,W | |
| 1194 call write_external_eeprom | |
| 1195 | |
| 1196 end_dive2: | |
| 1197 movf divemins+0,W ; divetime minutes | |
| 1198 call write_external_eeprom | |
| 1199 movf divemins+1,W | |
| 1200 call write_external_eeprom | |
| 1201 movf divesecs,W ; divetime seconds | |
| 1202 call write_external_eeprom | |
| 1203 movf mintemp+0,W ; minimum temperature | |
| 1204 call write_external_eeprom | |
| 1205 movf mintemp+1,W | |
| 1206 call write_external_eeprom | |
| 1207 movf last_surfpressure_30min+0,W ; airpressure before dive | |
| 1208 call write_external_eeprom | |
| 1209 movf last_surfpressure_30min+1,W | |
| 1210 call write_external_eeprom | |
| 1211 movff int_O_desaturation_time+0,lo ; | |
| 1212 movff int_O_desaturation_time+1,hi | |
| 1213 movf lo,W ; desaturation time in minutes | |
| 1214 call write_external_eeprom | |
| 1215 movf hi,W ; | |
| 1216 call write_external_eeprom | |
| 1217 | |
| 1218 ; Gases.... | |
| 1219 read_int_eeprom d'6' ; Read byte (stored in EEDATA) | |
| 1220 movf EEDATA,W | |
| 1221 call write_external_eeprom | |
| 1222 read_int_eeprom d'7' ; Read byte (stored in EEDATA) | |
| 1223 movf EEDATA,W | |
| 1224 call write_external_eeprom | |
| 1225 | |
| 1226 read_int_eeprom d'10' ; Read byte (stored in EEDATA) | |
| 1227 movf EEDATA,W | |
| 1228 call write_external_eeprom | |
| 1229 read_int_eeprom d'11' ; Read byte (stored in EEDATA) | |
| 1230 movf EEDATA,W | |
| 1231 call write_external_eeprom | |
| 1232 | |
| 1233 read_int_eeprom d'14' ; Read byte (stored in EEDATA) | |
| 1234 movf EEDATA,W | |
| 1235 call write_external_eeprom | |
| 1236 read_int_eeprom d'15' ; Read byte (stored in EEDATA) | |
| 1237 movf EEDATA,W | |
| 1238 call write_external_eeprom | |
| 1239 | |
| 1240 read_int_eeprom d'18' ; Read byte (stored in EEDATA) | |
| 1241 movf EEDATA,W | |
| 1242 call write_external_eeprom | |
| 1243 read_int_eeprom d'19' ; Read byte (stored in EEDATA) | |
| 1244 movf EEDATA,W | |
| 1245 call write_external_eeprom | |
| 1246 | |
| 1247 read_int_eeprom d'22' ; Read byte (stored in EEDATA) | |
| 1248 movf EEDATA,W | |
| 1249 call write_external_eeprom | |
| 1250 read_int_eeprom d'23' ; Read byte (stored in EEDATA) | |
| 1251 movf EEDATA,W | |
| 1252 call write_external_eeprom | |
| 1253 | |
| 1254 read_int_eeprom d'24' ; % O2 Gas6 | |
| 1255 movf EEDATA,W | |
| 1256 call write_external_eeprom | |
| 1257 read_int_eeprom d'25' ; % He Gas6 | |
| 1258 movf EEDATA,W | |
| 1259 call write_external_eeprom | |
| 1260 read_int_eeprom d'33' ; start gas | |
| 1261 movf EEDATA,W | |
| 1262 call write_external_eeprom | |
| 1263 | |
| 1264 movlw softwareversion_x ; Firmware version | |
| 1265 call write_external_eeprom | |
| 1266 movlw softwareversion_y | |
| 1267 call write_external_eeprom | |
| 1268 movf batt_voltage+0,W ; Battery voltage | |
| 1269 call write_external_eeprom | |
| 1270 movf batt_voltage+1,W | |
| 1271 call write_external_eeprom | |
| 1272 | |
| 1273 GETCUSTOM8 d'20' ; sampling rate in WREG | |
| 1274 btfsc FLAG_apnoe_mode ; Apnoe mode? | |
| 1275 movlw d'1' ; Apnoe sampling rate | |
| 1276 call write_external_eeprom | |
| 1277 | |
| 1278 movlw d'2' ; information size temperature | |
| 1279 movwf temp1 ; copy to bits 0-3 | |
| 1280 swapf temp1,F ; swap nibbels 0-3 with 4-7 | |
| 1281 GETCUSTOM8 d'21' ; Divisor temperature | |
| 1282 addwf temp1,W ; copy to bits 0-3, result in WREG | |
| 1283 call write_external_eeprom | |
| 1284 | |
| 1285 movlw d'2' ; information size deco | |
| 1286 movwf temp1 ; copy to bits 0-3 | |
| 1287 swapf temp1,F ; swap nibbels 0-3 with 4-7 | |
| 1288 GETCUSTOM8 d'22' ; Divisor deco | |
| 1289 addwf temp1,W ; copy to bits 0-3, result in WREG | |
| 1290 call write_external_eeprom | |
| 1291 | |
| 1292 movlw d'2' ; information size tank | |
| 1293 movwf temp1 ; copy to bits 0-3 | |
| 1294 swapf temp1,F ; swap nibbels 0-3 with 4-7 | |
| 1295 GETCUSTOM8 d'23' ; Divisor Tank | |
| 1296 addwf temp1,W ; copy to bits 0-3, result in WREG | |
| 1297 call write_external_eeprom | |
| 1298 | |
| 1299 movlw d'3' ; information size pp02 | |
| 1300 movwf temp1 ; copy to bits 0-3 | |
| 1301 swapf temp1,F ; swap nibbels 0-3 with 4-7 | |
| 1302 GETCUSTOM8 d'24' ; Divisor pp02 | |
| 1303 addwf temp1,W ; copy to bits 0-3, result in WREG | |
| 1304 call write_external_eeprom | |
| 1305 | |
| 1306 movlw d'9' ; information size Decodebug | |
| 1307 movwf temp1 ; copy to bits 0-3 | |
| 1308 swapf temp1,F ; swap nibbels 0-3 with 4-7 | |
| 1309 GETCUSTOM8 d'25' ; Divisor Decodebug | |
| 1310 addwf temp1,W ; copy to bits 0-3, result in WREG | |
| 1311 call write_external_eeprom | |
| 1312 | |
| 1313 movlw d'0' ; information size nuy2 | |
| 1314 movwf temp1 ; copy to bits 0-3 | |
| 1315 swapf temp1,F ; swap nibbels 0-3 with 4-7 | |
| 1316 GETCUSTOM8 d'26' ; Divisor nuy2 | |
| 1317 addwf temp1,W ; copy to bits 0-3, result in WREG | |
| 1318 call write_external_eeprom | |
| 1319 | |
| 1320 read_int_eeprom d'26' ; Read Salinity from EEPROM | |
| 1321 movf EEDATA,W | |
| 1322 call write_external_eeprom ; Store Salinity to Dive | |
|
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1323 |
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1324 movff char_O_CNS_fraction,WREG ; copy into bank1 |
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1325 call write_external_eeprom ; Stores CNS% |
| 0 | 1326 |
| 1327 movlw 0xFB ; Header stop | |
| 1328 call write_external_eeprom | |
| 1329 movlw 0xFB | |
| 1330 call write_external_eeprom | |
| 1331 | |
| 1332 ; Increase total dive counter | |
| 1333 read_int_eeprom d'2' ; Read byte (stored in EEDATA) | |
| 1334 movff EEDATA,temp1 ; Low byte | |
| 1335 read_int_eeprom d'3' ; Read byte (stored in EEDATA) | |
| 1336 movff EEDATA,temp2 ; high byte | |
| 1337 bcf STATUS,C | |
| 1338 movlw d'1' | |
| 1339 addwf temp1 | |
| 1340 movlw d'0' | |
| 1341 addwfc temp2 | |
| 1342 movff temp1,EEDATA | |
| 1343 write_int_eeprom d'2' ; write byte stored in EEDATA | |
| 1344 movff temp2,EEDATA | |
| 1345 write_int_eeprom d'3' ; write byte stored in EEDATA | |
| 1346 | |
| 1347 GETCUSTOM15 .28 ; Logbook Offset -> lo, hi | |
| 1348 tstfsz lo ; lo=0? | |
| 1349 bra change_logbook_offset1 ; No, adjust offset | |
| 1350 tstfsz hi ; hi=0? | |
| 1351 bra change_logbook_offset1 ; No, adjust offset | |
| 1352 bra change_logbook_offset2 ; lo=0 and hi=0 -> skip Offset routine | |
| 1353 change_logbook_offset1: | |
| 1354 movlw d'1' | |
| 1355 addwf lo | |
| 1356 movlw d'0' | |
| 1357 addwfc hi | |
| 1358 movlw d'112' ; CF28 *4 Bytes... | |
| 1359 addlw 0x82 | |
| 1360 movwf EEADR | |
| 1361 movff lo,EEDATA | |
| 1362 call write_eeprom ; Lowbyte | |
| 1363 movlw d'112' ; CF28 *4 Bytes... | |
| 1364 addlw 0x83 | |
| 1365 movwf EEADR | |
| 1366 movff hi,EEDATA | |
| 1367 call write_eeprom ; Highbyte | |
| 1368 | |
| 1369 change_logbook_offset2: | |
| 25 | 1370 bcf LED_blue |
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1371 clrf surface_interval+0 |
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1372 clrf surface_interval+1 ; Clear surface interval timer |
| 33 | 1373 |
| 1374 end_dive_common: | |
| 0 | 1375 bcf simulatormode_active ; if we were in simulator mode |
| 1376 | |
| 1377 btfsc restore_deco_data ; Restore decodata? | |
| 1378 call simulator_restore_tissue_data ; Yes! | |
| 1379 | |
| 1380 goto surfloop ; and return to surfaceloop | |
| 1381 | |
| 1382 timeout_divemode: | |
| 1383 btfss realdive ; Dive longer then one minute | |
| 1384 return | |
| 1385 | |
| 1386 btfsc FLAG_apnoe_mode ; In Apnoe mode? | |
| 1387 bra timeout_divemode2 ; Yes, use CF30 [min] for timeout | |
| 1388 | |
| 233 | 1389 ifndef __DEBUG |
| 1390 btfsc simulatormode_active ; In Simulator mode? | |
| 1391 bra timeout_divemode3 ; Yes, use fixed 5 seconds timeout | |
| 1392 endif | |
| 0 | 1393 |
| 1394 bcf divemode | |
| 1395 incf timeout_counter,F | |
| 1396 GETCUSTOM8 d'2' ; diveloop_timeout | |
| 1397 addlw d'2' ; adds two seconds in case timout=zero! | |
| 1398 btfsc STATUS,C ; > 255? | |
| 1399 movlw d'255' ; Set to 255... | |
| 1400 decf WREG,F ; Limit to 254 | |
| 1401 cpfsgt timeout_counter | |
| 1402 bsf divemode | |
| 1403 return | |
| 1404 | |
| 1405 timeout_divemode2: | |
| 1406 incf timeout_counter,F ; seconds... | |
| 1407 movlw d'60' | |
| 1408 cpfseq timeout_counter ; timeout_counter=60? | |
| 1409 return ; No. | |
| 1410 | |
| 1411 clrf timeout_counter | |
| 1412 bcf divemode | |
| 1413 incf apnoe_timeout_counter,F | |
| 1414 GETCUSTOM8 d'30' ; apnoe timeout [min] | |
| 1415 cpfseq apnoe_timeout_counter | |
| 1416 bsf divemode | |
| 1417 return | |
| 1418 | |
| 1419 timeout_divemode3: | |
| 1420 bcf divemode | |
| 1421 incf timeout_counter,F | |
| 1422 movlw d'5' ; Fixed timeout of 5 seconds | |
| 1423 cpfsgt timeout_counter | |
| 1424 bsf divemode | |
| 1425 return | |
| 1426 | |
| 1427 update_divemode1: ; update any second | |
| 1428 call set_dive_modes ; tests if depth>threshold | |
| 1429 | |
| 1430 btfsc divemode | |
| 1431 call set_max_depth ; update max. depth if required | |
| 1432 | |
| 1433 btfsc divemode | |
| 1434 call set_min_temp ; store min. temp if required | |
| 1435 | |
| 1436 bcf temp_changed ; Display temperature? | |
| 1437 movf temperature+0,W | |
| 1438 cpfseq last_temperature+0 | |
| 1439 bsf temp_changed ; Yes | |
| 1440 movf temperature+1,W | |
| 1441 cpfseq last_temperature+1 | |
| 1442 bsf temp_changed ; Yes | |
| 1443 btfsc temp_changed | |
| 1444 call PLED_temp_divemode ; Displays temperature | |
| 1445 | |
| 1446 bcf pres_changed ; Display new depth? | |
| 1447 movf amb_pressure+0,W | |
| 1448 cpfseq last_pressure+0 | |
| 1449 bsf pres_changed ; Yes | |
| 1450 movf amb_pressure+1,W | |
| 1451 cpfseq last_pressure+1 | |
| 1452 bsf pres_changed ; Yes | |
| 1453 | |
| 1454 btfsc simulatormode_active ; always update depth when in simulator mode | |
| 1455 bsf pres_changed | |
| 1456 | |
| 1457 btfsc pres_changed | |
| 1458 call PLED_depth ; Displays new depth | |
| 1459 return | |
| 1460 | |
| 1461 update_divemode60: ; update any minute | |
| 1462 call get_battery_voltage ; gets battery voltage | |
| 1463 call set_powersafe ; red LED blinking if battery is low | |
| 1464 call PLED_max_pressure ; No, use normal max. depth | |
| 1465 call check_temp_extrema ; check for new temperature extremas | |
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1466 call customview_minute ; Do every-minute tasks for the custom view area |
| 0 | 1467 bcf oneminupdate |
| 1468 return | |
| 1469 | |
| 1470 set_max_depth: | |
| 1471 movff max_pressure+0,sub_a+0 | |
| 1472 movff max_pressure+1,sub_a+1 | |
| 1473 movff rel_pressure+0,sub_b+0 | |
| 1474 movff rel_pressure+1,sub_b+1 | |
| 1475 call sub16 ; sub_c = sub_a - sub_b | |
| 1476 ; max_pressure<rel_pressure -> neg_flag=1 | |
| 1477 ; rel_pressure<=max_pressure -> neg_flag=0 | |
| 1478 btfss neg_flag | |
| 1479 return | |
| 1480 ;max_pressure<rel_pressure | |
| 1481 movff rel_pressure+0,max_pressure+0 | |
| 1482 movff rel_pressure+1,max_pressure+1 | |
| 1483 call PLED_max_pressure ; No, use normal max. depth | |
| 1484 return | |
| 1485 | |
| 1486 set_min_temp: | |
| 1487 movff mintemp+0,sub_a+0 | |
| 1488 movff mintemp+1,sub_a+1 | |
| 1489 movff temperature+0,sub_b+0 | |
| 1490 movff temperature+1,sub_b+1 | |
| 1491 call sub16 ; sub_c = sub_a - sub_b | |
| 1492 ; mintemp<T -> neg_flag=1 | |
| 1493 ; T<=mintemp -> neg_flag=0 | |
| 1494 btfsc neg_flag | |
| 1495 return | |
| 1496 ;mintemp>=T | |
| 1497 movff temperature+0,mintemp+0 | |
| 1498 movff temperature+1,mintemp+1 | |
| 1499 return | |
| 1500 | |
| 1501 set_dive_modes: | |
| 239 | 1502 btfsc high_altitude_mode ; In high altitude (Fly) mode? |
| 1503 bra set_dive_modes3 ; Yes | |
| 1504 | |
| 0 | 1505 bcf divemode2 ; Stop time |
| 1506 | |
| 1507 GETCUSTOM8 .0 ; loads dive_threshold in WREG | |
| 1508 movwf sub_a+0 ; dive_treshold is in cm | |
| 1509 clrf sub_a+1 | |
| 1510 movff rel_pressure+0,sub_b+0 | |
| 1511 movff rel_pressure+1,sub_b+1 | |
| 239 | 1512 call sub16 ; sub_c = sub_a - sub_b |
| 0 | 1513 |
| 1514 btfss neg_flag | |
| 239 | 1515 bra set_dive_modes2 ; too shallow (rel_pressure<dive_threshold) |
| 0 | 1516 |
| 239 | 1517 btfsc realdive ; Dive longer than one minute? |
| 1518 clrf timeout_counter ; Yes, reset timout counter | |
| 0 | 1519 |
| 239 | 1520 bsf divemode ; (Re-)Set divemode flag |
| 0 | 1521 bsf divemode2 ; displayed divetime is running |
| 1522 return | |
| 1523 | |
| 1524 set_dive_modes2: | |
| 1525 btfss realdive ; dive longer then one minute? | |
| 1526 bcf divemode ; no -> this was no real dive | |
| 1527 return | |
| 1528 | |
| 239 | 1529 set_dive_modes3: |
| 1530 movlw HIGH d'1075' ; hard-wired 1075mBar threshold | |
| 1531 movwf sub_a+1 | |
| 1532 movlw LOW d'1075' ; hard-wired 1075mBar threshold | |
| 1533 movwf sub_a+0 | |
| 1534 movff rel_pressure+0,sub_b+0 | |
| 1535 movff rel_pressure+1,sub_b+1 | |
| 1536 call sub16 ; sub_c = sub_a - sub_b | |
| 1537 | |
| 1538 btfss neg_flag | |
| 1539 bra set_dive_modes2 ; too shallow (rel_pressure<dive_threshold) | |
| 1540 | |
| 1541 bsf divemode ; (Re-)Set divemode flag | |
| 1542 bsf divemode2 ; displayed divetime is running | |
| 1543 return | |
| 1544 | |
| 0 | 1545 set_powersafe: |
| 1546 btfsc low_battery_state ; battery warning alread active? | |
| 1547 bra set_powersafe2 ; Yes, but is it still required? | |
| 1548 ; battery voltage in mV (value*256+Lowbyte=actual treshold) | |
| 1549 movlw d'12' ; 3,328V | |
| 1550 cpfsgt batt_voltage+1 | |
| 1551 bra set_powersafe1 | |
| 1552 return | |
| 1553 | |
| 1554 set_powersafe1: | |
| 1555 movlw d'7' ; Type of Alarm (Battery Low) | |
| 1556 movwf AlarmType ; Copy to Alarm Register | |
| 1557 bsf event_occured ; Set Event Flag | |
| 1558 bsf low_battery_state ; set flag for battery warning | |
| 1559 return ; return | |
| 1560 | |
| 1561 set_powersafe2: | |
| 1562 movlw d'13' ; 3,584V | |
| 1563 cpfsgt batt_voltage+1 | |
| 1564 bra set_powersafe1 ; Still to low | |
| 1565 bcf low_battery_state ; clear flag for battery warning mode | |
| 1566 return | |
| 1567 | |
| 1568 calc_average_depth: | |
| 111 | 1569 btfsc reset_average_depth ; Reset the Avewrage depth? |
| 1570 rcall reset_average1 ; Reset the resettable average depth | |
| 1571 | |
| 0 | 1572 ; 1. Add new 2xdepth to the Sum of depths registers |
| 1573 movff rel_pressure+0,b0_lo | |
|
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1574 movff rel_pressure+1,b0_hi ; 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! | |
| 8 | 1709 bcf better_gas_available ;=1: A better gas is available and a gas change is advised in divemode |
| 1710 | |
| 0 | 1711 call get_free_EEPROM_location ; get last position in external EEPROM, may be up to 2 secs! |
| 1712 | |
| 237 | 1713 btfss simulatormode_active |
| 1714 bra diveloop_boot_1 | |
| 1715 ; Normal mode = Surface pressure is the pressure 30mn before dive. | |
| 0 | 1716 movff last_surfpressure_30min+0,int_I_pres_surface+0 ; LOW copy surfacepressure to deco routine |
| 237 | 1717 movff last_surfpressure_30min+1,int_I_pres_surface+1 ; HIGH copy surfacepressure to deco routine |
| 1718 bra diveloop_boot_2 | |
| 1719 | |
| 1720 diveloop_boot_1: | |
| 1721 ; Simulator mode: Surface pressure is 1bar. | |
| 1722 movlw LOW .1000 | |
| 1723 movff WREG,int_I_pres_surface+0 ; LOW copy surfacepressure to deco routine | |
| 1724 movlw HIGH .1000 | |
| 1725 movff WREG,int_I_pres_surface+1 ; HIGH copy surfacepressure to deco routine | |
| 1726 | |
| 1727 diveloop_boot_2: | |
| 1728 movff temperature+0,mintemp+0 ; Reset Min-Temp registers | |
| 1729 movff temperature+1,mintemp+1 ; 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 | |
| 1790 subfwb EEDATA,F ; minus O2 | |
| 1791 movff EEDATA, char_I_N2_ratio ; = N2! | |
| 1792 | |
|
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1793 ; Configure gaslist_active flag register |
| 281 | 1794 read_int_eeprom d'27' |
|
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1795 movff EEDATA, gaslist_active |
| 281 | 1796 return |