Mercurial > public > mk2
annotate code_part1/OSTC_code_asm_part1/isr.asm @ 335:d36fe3651d56 ScreenDump
Updated to 1.91beta
Added screen dumps in cf menu, and in GasList (second page).
--> Need a centralized subroutine when waitting switches...
| author | JeanDo |
|---|---|
| date | Fri, 13 May 2011 02:09:06 +0200 |
| parents | 447390289f47 |
| children | 797e2ac42d24 |
| rev | line source |
|---|---|
| 0 | 1 |
| 2 ; OSTC - diving computer code | |
| 3 ; Copyright (C) 2008 HeinrichsWeikamp GbR | |
| 4 | |
| 5 ; This program is free software: you can redistribute it and/or modify | |
| 6 ; it under the terms of the GNU General Public License as published by | |
| 7 ; the Free Software Foundation, either version 3 of the License, or | |
| 8 ; (at your option) any later version. | |
| 9 | |
| 10 ; This program is distributed in the hope that it will be useful, | |
| 11 ; but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 12 ; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 13 ; GNU General Public License for more details. | |
| 14 | |
| 15 ; You should have received a copy of the GNU General Public License | |
| 16 ; along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 17 | |
| 18 | |
| 19 ; written by: Matthias Heinrichs, info@heinrichsweikamp.com | |
| 20 ; written: 10/30/05 | |
| 21 ; last updated: 05/16/08 | |
| 22 ; known bugs: | |
| 23 ; ToDo: | |
| 24 | |
| 25 ; the timer1 module interrupts every 62.5ms (16x/second) | |
| 26 ; temperature and pressure is averaged over 4 measurements | |
| 27 ; flag pressure_refresh is set every 500ms | |
| 28 ; and provides accurate pressure (+/-1mBar stable) and temperature (0.1C stable) | |
| 29 | |
| 30 uartint: | |
| 31 btfsc simulatormode_active ; are we in simulatormode? | |
| 32 bra simulator_int ; Yes, reading is depth in m! | |
| 33 | |
| 34 movff RCREG,uart1_temp | |
| 35 movlw d'96' | |
| 36 subwf uart1_temp,F | |
| 37 dcfsnz uart1_temp,F ; "a" | |
| 38 bsf dump_external_eeprom ; set flag | |
| 39 dcfsnz uart1_temp,F ; "b" | |
| 40 bsf uart_settime ; set flag | |
| 41 dcfsnz uart1_temp,F ; "c" | |
| 42 bsf simulatormode_active ; set flag | |
| 43 dcfsnz uart1_temp,F ; "d" | |
| 44 bsf internal_eeprom_write ; set flag | |
| 45 dcfsnz uart1_temp,F ; "e" | |
| 46 bsf uart_send_hash ; set flag | |
| 47 dcfsnz uart1_temp,F ; "f" | |
|
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ceedf078b2d8
Gas Setup page 2 reworked, Texts 107, 108, 109,150, 149, 168, 42, 43, 53,54,55, 165 need update in french, spanish and german
Heinrichsweikamp
parents:
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changeset
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48 bsf uart_reset_battery_stats ; set flag |
| 0 | 49 dcfsnz uart1_temp,F ; "g" |
| 50 bsf uart_send_int_eeprom ; set flag | |
| 51 dcfsnz uart1_temp,F ; "h" | |
| 52 bsf uart_reset_decodata ; set flag | |
| 53 dcfsnz uart1_temp,F ; "i" | |
| 54 bsf internal_eeprom_write2 ; set flag | |
| 55 dcfsnz uart1_temp,F ; "j" | |
| 56 bsf uart_send_int_eeprom2 ; set flag | |
| 57 dcfsnz uart1_temp,F ; "k" | |
| 58 bsf uart_store_tissue_data ; set flag | |
| 330 | 59 dcfsnz uart1_temp,F ; "l" |
| 60 bsf uart_dump_screen ; set flag | |
|
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Battery sign color coded, work on new uart-started 115200Baud bootloader (Do NOT use yet!)
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61 |
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4ec488f046f4
Battery sign color coded, work on new uart-started 115200Baud bootloader (Do NOT use yet!)
heinrichsweikamp
parents:
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62 movlw 0xC1 |
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4ec488f046f4
Battery sign color coded, work on new uart-started 115200Baud bootloader (Do NOT use yet!)
heinrichsweikamp
parents:
266
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changeset
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63 cpfseq RCREG ; 115200Baud Bootloader request? |
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4ec488f046f4
Battery sign color coded, work on new uart-started 115200Baud bootloader (Do NOT use yet!)
heinrichsweikamp
parents:
266
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changeset
|
64 bra uartint1 ; No |
|
4ec488f046f4
Battery sign color coded, work on new uart-started 115200Baud bootloader (Do NOT use yet!)
heinrichsweikamp
parents:
266
diff
changeset
|
65 bsf uart_115200_bootloader ; Yes, set Flag |
| 0 | 66 |
| 67 | |
| 68 uartint1: | |
| 69 movf RCREG,w ; unload RCREG in stand-alone simulator mode | |
| 70 bcf PIR1,RCIF ; Clear flag | |
| 71 bcf RCSTA,CREN ; Clear receiver status | |
| 72 bsf RCSTA,CREN | |
| 73 return | |
| 74 | |
| 75 simulator_int: | |
| 76 btfsc standalone_simulator ; ignore in standalone simulator mode | |
| 77 bra uartint1 | |
| 78 | |
| 21 | 79 bsf LED_blue |
| 0 | 80 tstfsz RCREG ; =0x00? |
| 81 bra simulator_int1 ; No | |
| 82 incf RCREG,F ; Yes, so force RCREG=1 | |
| 83 | |
| 84 simulator_int1: | |
| 85 movf RCREG,w ; depth in m | |
| 86 mullw d'100' ; result will be mbar | |
| 87 movff PRODL,sim_pressure+0 ; stored for pressure overwrite | |
| 88 movff PRODH,sim_pressure+1 | |
| 89 bra uartint1 ; exit uart int | |
| 90 | |
| 238 | 91 switch_left_int: |
| 0 | 92 bcf INTCON,INT0IF ; Clear flag |
| 93 | |
| 94 btfsc T0CON,TMR0ON ; Timer0 running? | |
| 95 bra timer0_restart ; Yes, restart | |
| 96 | |
| 266 | 97 ; OSTC 2N has flipped screen and exchanged switches... |
| 98 movff win_flags,WREG ; Get into Bank0 | |
| 99 btfss WREG,0 | |
| 0 | 100 bsf switch_left ; Set flag, button press is OK |
| 266 | 101 btfsc WREG,0 |
| 102 bsf switch_right ; Set flag, button press is OK | |
| 0 | 103 |
| 104 bsf T0CON,TMR0ON ; Start Timer 0 | |
| 105 return | |
| 106 | |
| 107 | |
| 238 | 108 switch_right_int: |
| 0 | 109 bcf INTCON3,INT1IF ; Clear flag |
| 110 | |
| 111 btfsc T0CON,TMR0ON ; Timer0 running? | |
| 112 bra timer0_restart ; Yes, restart | |
| 113 | |
| 266 | 114 ; OSTC 2N has flipped screen and exchanged switches... |
| 115 movff win_flags,WREG ; Get into Bank0 | |
| 116 btfsc WREG,0 | |
| 117 bsf switch_left ; Set flag, button press is OK | |
| 118 btfss WREG,0 | |
| 0 | 119 bsf switch_right ; Set flag, button press is OK |
| 120 | |
| 121 bsf T0CON,TMR0ON ; Start Timer 0 | |
| 122 return | |
| 123 | |
| 124 timer0_restart: | |
| 125 bcf INTCON,TMR0IF ; Clear flag | |
| 126 clrf T0CON ; Timer0 | |
| 127 clrf TMR0H | |
| 128 clrf TMR0L | |
| 129 bsf T0CON,TMR0ON ; Start Timer 0 | |
| 130 return | |
| 131 | |
| 132 timer0int: | |
| 133 bcf INTCON,TMR0IF ; Clear flag | |
| 134 bcf T0CON,TMR0ON ; Stop Timer 0 | |
| 135 clrf TMR0H | |
| 136 clrf TMR0L | |
| 137 return | |
| 138 | |
| 139 timer1int: | |
| 140 bcf PIR1,TMR1IF ; Clear flag | |
| 141 | |
| 142 timer1int_debug: | |
| 21 | 143 bcf LED_red ; LEDr off (For charge indicator) |
| 0 | 144 |
| 145 movlw 0x08 ; Timer1 int after 62.5ms (=16/second) | |
| 146 cpfslt TMR1H ; Did we miss a 1/16 second? | |
| 147 incf timer1int_counter1,F ; Yes, add extra 1/16 second | |
| 148 | |
| 149 movlw 0x08 ; Timer1 int after 62.5ms (=16/second) | |
| 150 subwf TMR1H,F | |
| 151 | |
| 238 | 152 incf timer1int_counter1,F ; Increase timer1 counter |
| 153 | |
| 0 | 154 movlw d'15' ; One second 16 |
| 155 cpfsgt timer1int_counter1 | |
| 156 bra sensor_int_pre ; only pressure sensor | |
| 238 | 157 rcall RTCisr ; adjust time, then query pressure sensor |
| 0 | 158 |
| 159 sensor_int_pre: | |
| 238 | 160 btfsc sleepmode ; In sleepmode? |
| 161 return ; Yes | |
| 0 | 162 |
| 163 sensor_int: | |
| 164 btfsc no_sensor_int ; No sensor interrupt (because it's addressed during sleep) | |
| 165 return | |
| 166 | |
| 238 | 167 incf timer1int_counter2,F ; counts to eight for state maschine |
| 0 | 168 |
| 238 | 169 ; State 1: Clear flags and average registers, get temperature (51us) and start pressure integration (73,5us) |
| 170 ; State 2: Get pressure (51us), start temperature integration (73,5us) and calculate temperature compensated pressure (233us) | |
| 171 ; State 3: Get temperature (51us) and start pressure integration (73,5us) | |
| 172 ; State 4: Get pressure (51us), start temperature integration (73,5us) and calculate temperature compensated pressure (233us) | |
| 173 ; State 5: Get temperature (51us) and start pressure integration (73,5us) | |
| 174 ; State 6: Get pressure (51us), start temperature integration (73,5us) and calculate temperature compensated pressure (233us) | |
| 175 ; State 7: Get temperature (51us) and start pressure integration (73,5us) | |
| 176 ; State 8: Get pressure (51us), start temperature integration (73,5us), calculate temperature compensated pressure (233us) and build average for half-second update of tempperature and pressure | |
| 177 | |
| 178 movff timer1int_counter2,isr_divB ; isr_divB used as temp here... | |
| 179 dcfsnz isr_divB,F | |
| 180 bra sensor_int_state1_plus_restart ; Do State 1 | |
| 181 dcfsnz isr_divB,F | |
| 182 bra sensor_int_state2 ; Do State 2 | |
| 183 dcfsnz isr_divB,F | |
| 184 bra sensor_int_state1 ; Do State 3 | |
| 185 dcfsnz isr_divB,F | |
| 186 bra sensor_int_state2 ; Do State 4 | |
| 187 dcfsnz isr_divB,F | |
| 188 bra sensor_int_state1 ; Do State 5 | |
| 189 dcfsnz isr_divB,F | |
| 190 bra sensor_int_state2 ; Do State 6 | |
| 191 dcfsnz isr_divB,F | |
| 192 bra sensor_int_state1 ; Do State 7 | |
| 193 ; bra sensor_int2_plus_average ; Do State 8 | |
| 194 | |
| 195 ;sensor_int2_plus_average: | |
| 196 rcall sensor_int_state2 | |
| 197 sensor_int2_plus_average2: | |
| 0 | 198 bcf STATUS,C |
| 199 rrcf isr3_temp+1 ; isr3_temp / 2 | |
| 200 rrcf isr3_temp+0 | |
| 201 bcf STATUS,C | |
| 202 rrcf temperature_temp+1 ; temperature_temp /2 | |
| 203 rrcf temperature_temp+0 | |
| 238 | 204 |
| 205 bcf STATUS,C | |
| 206 rrcf isr3_temp+1 ; isr3_temp / 4 | |
| 207 rrcf isr3_temp+0 | |
| 208 bcf STATUS,C | |
| 209 rrcf temperature_temp+1 ; temperature_temp /4 | |
| 210 rrcf temperature_temp+0 | |
| 211 | |
| 0 | 212 movff isr3_temp+1,amb_pressure+1 ; copy into actual register |
| 213 movff isr3_temp+0,amb_pressure+0 | |
| 214 | |
| 215 movff temperature_temp+1,temperature+1 | |
| 216 movff temperature_temp+0,temperature+0 | |
| 217 | |
| 218 bsf pressure_refresh ; Set flag! Temp and pressure were updated! | |
| 238 | 219 clrf timer1int_counter2 ; Then reset State counter |
| 0 | 220 |
| 221 btfss simulatormode_active ; are we in simulator mode? | |
| 222 bra comp_air_pressure ; no | |
| 223 | |
| 224 comp_air_pressure0: | |
| 225 movlw LOW d'1000' ; yes, so simulate 1Bar surface pressure | |
| 226 movwf last_surfpressure+0 | |
| 227 movlw HIGH d'1000' | |
| 228 movwf last_surfpressure+1 | |
| 229 | |
| 230 comp_air_pressure: | |
| 231 bcf neg_flag | |
| 232 movf last_surfpressure+0,W ; compensate airpressure | |
| 233 subwf amb_pressure+0,W | |
| 238 | 234 movwf rel_pressure+0 ; rel_pressure stores depth! |
| 0 | 235 |
| 236 movf last_surfpressure+1,W | |
| 237 subwfb amb_pressure+1,W | |
| 238 movwf rel_pressure+1 | |
| 238 | 239 btfss STATUS,N ; result is below zero? |
| 240 return | |
| 241 clrf rel_pressure+0 ; Yes, do not display negative depths | |
| 242 clrf rel_pressure+1 ; e.g. when surface air pressure dropped during the dive | |
| 0 | 243 return |
| 238 | 244 |
| 245 | |
| 246 sensor_int_state1_plus_restart: | |
| 247 bcf pressure_refresh ; clear flags | |
| 248 clrf isr3_temp+0 ; pressure average registers | |
| 249 clrf isr3_temp+1 | |
| 250 clrf temperature_temp+0 | |
| 251 clrf temperature_temp+1 | |
| 252 | |
| 253 sensor_int_state1: | |
| 254 call get_temperature_value ; State 1: Get temperature | |
| 255 call get_pressure_start ; and start pressure integration. | |
| 256 return ; Done. | |
| 257 | |
| 258 sensor_int_state2: | |
| 259 call get_pressure_value ; State2: Get pressure (51us) | |
| 260 call get_temperature_start ; and start temperature integration (73,5us) | |
| 261 call calculate_compensation ; calculate temperature compensated pressure (233us) | |
| 262 movf amb_pressure+0,W | |
| 263 addwf isr3_temp+0 ; average pressure | |
| 264 movf amb_pressure+1,W | |
| 265 addwfc isr3_temp+1 | |
| 266 movf temperature+0,W | |
| 267 addwf temperature_temp+0 ; average temperature | |
| 268 movf temperature+1,W | |
| 269 addwfc temperature_temp+1 | |
| 270 return | |
| 271 | |
| 0 | 272 |
| 273 RTCisr: | |
| 274 clrf timer1int_counter1 ; counts to 16 (one second / 62.5ms) | |
| 275 bsf onesecupdate ; we have a new second! | |
| 276 | |
| 277 bcf STATUS,Z ; are we in dive mode? | |
| 278 btfss divemode | |
| 238 | 279 bra RTCisr2 ; No, must be surface or sleepmode |
| 0 | 280 |
| 281 incf samplesecs,F ; CF20 diving seconds done | |
| 282 decf samplesecs_value,W ; holds CF20 value (minus 1 into WREG) | |
| 283 cpfsgt samplesecs | |
| 238 | 284 bra RTCisr1 ; no |
| 0 | 285 |
| 286 clrf samplesecs ; clear counter... | |
| 287 bsf store_sample ; ...and set bit for profile storage | |
| 238 | 288 |
| 0 | 289 RTCisr1: |
| 290 ; Increase re-setable average depth divetime counter | |
| 111 | 291 incf average_divesecs+0,F ; increase stopwatch registers |
| 0 | 292 btfsc STATUS,Z |
| 111 | 293 incf average_divesecs+1,F ; increase stopwatch registers |
| 0 | 294 |
| 295 btfss divemode2 ; displayed divetime is running? | |
| 296 bra RTCisr2 ; No (e.g. too shallow) | |
| 297 | |
| 298 incf divesecs,F ; increase divetime registers | |
| 299 movlw d'59' | |
| 300 cpfsgt divesecs | |
| 301 bra RTCisr1a | |
| 238 | 302 |
| 0 | 303 clrf divesecs |
| 304 bsf realdive ; this bit is always set (again) if the dive is longer then one minute | |
| 305 | |
| 306 incf divemins+0,F ; increase divemins | |
| 307 btfsc STATUS,Z | |
| 308 incf divemins+1,F ; and now do the realtime clock routine anyway | |
| 309 | |
| 310 RTCisr1a: | |
| 311 btfss FLAG_apnoe_mode ; Are we in Apnoe mode? | |
| 312 bra RTCisr2 ; No, skip the following | |
| 313 | |
| 314 incf apnoe_secs,F ; increase descent registers | |
| 315 movlw d'59' | |
| 316 cpfsgt apnoe_secs | |
| 317 bra RTCisr2 | |
| 318 clrf apnoe_secs | |
| 319 | |
| 320 incf apnoe_mins,F ; increase descent mins | |
| 321 ; Now, do the RTC routine.... | |
| 322 RTCisr2: | |
| 323 incf secs,F ; adjusts seconds, minutes, hours, day, month and year. Checks for a leap year and works until 2099! | |
| 324 movlw d'59' | |
| 325 cpfsgt secs | |
| 326 return | |
| 327 clrf secs | |
| 328 bsf oneminupdate | |
| 329 incf mins,F | |
| 330 movlw d'59' | |
| 331 cpfsgt mins | |
| 332 return | |
| 333 clrf mins | |
| 334 incf hours,F | |
| 335 movlw d'23' | |
| 336 cpfsgt hours | |
| 337 return | |
| 338 clrf hours | |
| 13 | 339 incf day,F |
| 43 | 340 movff time_correction_value,secs ; Correct too slow clock |
| 13 | 341 |
| 0 | 342 check_date: |
| 343 movff month,isr_divB ; new month? | |
| 344 dcfsnz isr_divB,F | |
| 345 movlw .31 | |
| 346 dcfsnz isr_divB,F | |
| 347 movlw .28 | |
| 348 dcfsnz isr_divB,F | |
| 349 movlw .31 | |
| 350 dcfsnz isr_divB,F | |
| 351 movlw .30 | |
| 352 dcfsnz isr_divB,F | |
| 353 movlw .31 | |
| 354 dcfsnz isr_divB,F | |
| 355 movlw .30 | |
| 356 dcfsnz isr_divB,F | |
| 357 movlw .31 | |
| 358 dcfsnz isr_divB,F | |
| 359 movlw .31 | |
| 360 dcfsnz isr_divB,F | |
| 361 movlw .30 | |
| 362 dcfsnz isr_divB,F | |
| 363 movlw .31 | |
| 364 dcfsnz isr_divB,F | |
| 365 movlw .30 | |
| 366 dcfsnz isr_divB,F | |
| 367 movlw .31 | |
| 368 cpfsgt day,1 | |
| 369 return | |
| 370 movlw .1 | |
| 371 movwf day | |
| 372 incf month,F | |
| 373 movlw .12 | |
| 374 cpfsgt month,1 | |
| 375 return | |
| 376 movlw .1 | |
| 377 movwf month | |
| 378 incf year,F | |
| 379 return |