Mercurial > public > hwos_code
annotate src/sleepmode.asm @ 629:237931377539
3.07 stable release
| author | heinrichsweikamp |
|---|---|
| date | Fri, 29 Nov 2019 18:48:11 +0100 |
| parents | cd58f7fc86db |
| children | 185ba2f91f59 |
| rev | line source |
|---|---|
| 0 | 1 ;============================================================================= |
| 2 ; | |
| 629 | 3 ; File sleepmode.asm combined next generation V3.06.1 |
| 0 | 4 ; |
| 623 | 5 ; Sleep Mode |
| 0 | 6 ; |
| 7 ; Copyright (c) 2011, JD Gascuel, HeinrichsWeikamp, all right reserved. | |
| 582 | 8 ;============================================================================== |
| 0 | 9 ; HISTORY |
| 10 ; 2011-08-12 : [mH] moving from OSTC code | |
| 11 | |
| 582 | 12 #include "hwos.inc" ; Mandatory header |
| 13 #include "shared_definitions.h" ; Mailbox from/to p2_deco.c | |
| 14 #include "surfmode.inc" | |
| 15 #include "tft.inc" | |
| 16 #include "start.inc" | |
| 17 #include "adc_lightsensor.inc" | |
| 18 #include "math.inc" | |
| 19 #include "ms5541.inc" | |
| 20 #include "eeprom_rs232.inc" | |
| 21 #include "external_flash.inc" | |
| 22 #include "ghostwriter.inc" | |
| 23 #include "i2c.inc" | |
| 24 #include "mcp.inc" | |
| 623 | 25 #include "wait.inc" |
| 629 | 26 #include "tft_outputs.inc" |
| 0 | 27 |
|
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28 |
| 582 | 29 extern vault_decodata_into_eeprom |
| 623 | 30 extern power_up_switches ; from hwos.asm |
| 582 | 31 |
| 32 | |
| 623 | 33 ;---- Private local Variables ------------------------------------------------- |
|
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34 |
| 582 | 35 CBLOCK local1 ; max size is 16 Byte !!! |
| 623 | 36 accel_reference ; acceleration reference value for detecting movement / terminating deep sleep |
| 37 sm_timer_10sec ; timer for 10 seconds tasks (pressure check) | |
| 38 sm_timer_10min ; timer for 10 minutes tasks (tissue updating) | |
| 628 | 39 ;sm_timer_15min ; timer for 15 minutes tasks (entering deep sleep) |
| 40 sm_10min_counter ; count #of 10 minutes | |
| 623 | 41 loop_counter ; loop counter, used in init_avg_switches routine |
| 42 sm_flags ; local flags | |
| 43 ENDC ; used: 6 byte, remaining: 10 byte | |
| 582 | 44 |
| 45 | |
| 623 | 46 ;---- Private local Flags ----------------------------------------------------- |
| 47 | |
| 48 #DEFINE deep_sleep sm_flags,0 ; =1: in deep sleep mode, =0: normal sleep | |
| 49 #DEFINE desat_on_10_mins sm_flags,1 ; =1: calculate desaturation every 10 minutes, =0: every minute | |
| 628 | 50 #DEFINE charge_in_sleep sm_flags,2 ; =1: show charging screen |
| 623 | 51 ; sm_flags,3 ; unused |
| 52 ; sm_flags,4 ; unused | |
| 53 ; sm_flags,5 ; unused | |
| 54 ; sm_flags,6 ; unused | |
| 55 ; sm_flags,7 ; unused | |
| 56 | |
| 57 | |
| 58 slmode CODE | |
| 582 | 59 |
| 60 ;============================================================================== | |
| 0 | 61 |
| 62 global sleeploop | |
| 623 | 63 sleeploop: |
| 64 clrf STKPTR ; clear return addresses stack | |
| 65 call request_speed_normal ; request CPU speed switch to normal speed | |
| 66 | |
| 67 bcf LEDg ; turn off green LED / release reset to RX circuitry | |
| 68 bcf LEDr ; turn off red LED | |
| 604 | 69 |
| 70 IFDEF _screendump | |
| 623 | 71 bcf screen_dump_avail ; disable screen dump function |
| 72 ENDIF | |
| 73 | |
| 74 bsf sleepmode ; flag being in sleep mode | |
| 75 bsf block_sensor_interrupt ; suspend ISR from executing sensor interrupts | |
| 76 | |
| 77 call disable_ir_s8 ; power-down IR/S8 interrupts | |
| 78 call mcp_sleep ; power-down RX power supply | |
| 604 | 79 |
| 80 clrf ADCON0 ; power-down ADC module | |
| 623 | 81 call disable_rs232 ; power-down USB |
| 82 call I2C_sleep_compass ; power-down compass | |
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|
83 |
| 623 | 84 call vault_decodata_into_eeprom ; store deco data |
| 85 call ext_flash_enable_protection ; enable write protection on external flash | |
| 86 call update_battery_registers ; update battery registers into EEPROM | |
| 582 | 87 |
| 623 | 88 clrf sm_timer_10sec ; clear 10 seconds timer |
| 89 clrf sm_timer_10min ; clear 10 minutes timer | |
| 628 | 90 clrf sm_10min_counter ; clear 10mins counter |
| 623 | 91 clrf sm_flags ; clear all local flags |
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92 |
| 628 | 93 call TFT_Display_FadeOut ; power-down backlight |
| 94 call TFT_DisplayOff ; power-down display | |
| 95 | |
| 0 | 96 sleeploop_loop: |
| 623 | 97 btfsc trigger_full_second ; one second in sleep? |
| 98 rcall one_sec_sleep ; YES - check switches, pressure sensor, etc. | |
| 582 | 99 |
| 623 | 100 btfss sleepmode ; shall terminate sleep mode? |
| 101 bra sleeploop_exit ; YES | |
| 0 | 102 |
| 623 | 103 rcall sleepmode_sleep ; wait at least 35 ms (every 62.5 ms timer7 wakeup) |
| 582 | 104 |
| 623 | 105 btfss deep_sleep ; shall enter deep sleep? |
| 106 bra sleeploop_loop ; NO - remain in normal sleep loop | |
| 107 ;bra deepsleep_pre ; YES - enter deep sleep loop | |
| 0 | 108 |
| 623 | 109 deepsleep_pre: |
| 110 bcf PIE1,0 ; disable timer 1 interrupt | |
| 111 bcf PIE2,1 ; disable timer 2 interrupt | |
| 112 bcf PIE5,3 ; disable timer 7 interrupt | |
| 113 bcf INTCON,4 ; disable INT0 interrupt | |
| 114 bcf INTCON3,3 ; disable INT1 interrupt | |
| 0 | 115 |
| 623 | 116 bcf power_sw1 ; power-down switch 1 |
| 117 bcf power_sw2 ; power-down switch 2 | |
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118 |
| 604 | 119 rcall deepsleep_get_accel ; read accelerometer into WREG |
| 623 | 120 movwf accel_reference ; store as reference value |
| 628 | 121 tstfsz accel_reference ; = 0 ? |
| 122 bra deepsleep_loop ; NO - continue | |
| 123 bra deepsleep_loop_exit ; YES - no deep sleep (fail-safe) | |
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124 |
| 582 | 125 deepsleep_loop: |
| 623 | 126 btfsc trigger_full_second ; one second in deep sleep? |
| 127 rcall check_accelerometer ; YES - check accelerometer | |
| 128 | |
| 129 btfsc trigger_full_second ; one second in deep sleep? | |
| 130 rcall one_sec_sleep ; YES - check switches, check pressure sensor, etc. | |
| 131 | |
| 132 rcall sleepmode_sleep ; wait at least 35 ms (every 62.5 ms timer7 wakeup) | |
| 133 | |
| 134 btfss sleepmode ; shall leave sleep mode? | |
| 135 bcf deep_sleep ; YES - leave deep sleep mode then, too | |
| 136 | |
| 137 btfsc deep_sleep ; shall leave deep sleep mode? | |
| 138 bra deepsleep_loop ; NO - loop in deep sleep loop | |
| 139 | |
| 628 | 140 deepsleep_loop_exit: |
| 141 bcf deep_sleep ; clear flag (again) | |
| 142 clrf sm_10min_counter ; clear 10mins counter | |
| 623 | 143 call power_up_switches ; turn on the analog switches |
| 144 rcall init_avg_switches ; initialize the averaging system | |
| 145 | |
| 146 bsf PIE1,0 ; enable timer 1 interrupt | |
| 147 bsf PIE2,1 ; enable timer 2 interrupt | |
| 148 bsf PIE5,3 ; enable timer 7 interrupt | |
| 149 bsf INTCON,4 ; enable INT0 interrupt | |
| 150 bsf INTCON3,3 ; enable INT1 interrupt | |
| 151 | |
| 152 bra sleeploop_loop ; enter normal sleep loop | |
| 153 | |
| 154 | |
| 155 sleeploop_exit: | |
| 156 bcf switch_left ; eventually clear left button event | |
| 157 bcf switch_right ; eventually clear right button event | |
| 158 movlw .0 ; reset ISR sensor state machine | |
| 159 movff WREG,sensor_state_counter ; ... | |
| 160 bcf PIR5,TMR7IF ; clear timer 7, driving the ISR sensor interrupts | |
| 161 bcf block_sensor_interrupt ; re-enable execution of the ISR sensor interrupts | |
| 162 goto restart ; restart | |
| 163 | |
| 164 | |
| 165 one_sec_sleep: | |
| 166 ; tasks every second in sleep mode | |
| 167 bcf trigger_full_second ; clear trigger flag | |
| 168 | |
| 169 btfsc switch_left ; left switch pressed? | |
| 170 bcf sleepmode ; YES - terminate sleep mode | |
| 171 | |
| 172 btfsc switch_right ; right switch pressed? | |
| 173 bcf sleepmode ; YES - terminate sleep mode | |
| 582 | 174 |
| 623 | 175 btfsc battery_gauge_available ; is a battery gauge IC available? |
| 176 bra one_sec_sleep_1 ; YES - check for charger | |
| 629 | 177 btfsc ble_available ; Skip "USB" check in all Bluetooth models (Required for very old OSTC sport) |
| 178 bra one_sec_sleep_2 ; - continue | |
| 623 | 179 btfsc vusb_in ; NO - USB plugged in? |
| 180 bcf sleepmode ; YES - terminate sleep mode | |
| 181 bra one_sec_sleep_2 ; - continue | |
| 182 | |
| 183 one_sec_sleep_1: | |
| 184 call get_battery_voltage ; check for charger | |
| 185 | |
| 628 | 186 ; Test if charging |
| 187 btfss cc_active ; charging? | |
| 188 bra one_sec_sleep_1a ; NO | |
| 189 btfsc charge_in_sleep ; YES - already showing charge screen? | |
| 190 bra one_sec_sleep_1b ; YES - only update data | |
| 191 | |
| 192 bsf charge_in_sleep | |
| 193 bcf deep_sleep ; wake-up from deepsleep | |
| 194 call TFT_boot ; initialize TFT (includes clear screen) | |
| 195 movlw .32 | |
| 196 movff WREG,max_CCPR1L ; bank safe | |
| 197 call TFT_Display_FadeIn ; dim up the display | |
| 198 one_sec_sleep_1b: | |
| 199 call TFT_batt_surfmode ; show battery type, voltage and color-coded percentage | |
| 200 bra one_sec_sleep_2 ; continue | |
| 201 | |
| 202 one_sec_sleep_1a: | |
| 203 btfss charge_in_sleep ; was showing charge screen? | |
| 204 bra one_sec_sleep_2 ; NO | |
| 205 | |
| 206 ; yes, power-down screen | |
| 207 call TFT_Display_FadeOut ; power-down backlight | |
| 208 call TFT_DisplayOff ; power-down display | |
| 209 bcf charge_in_sleep | |
| 210 | |
| 211 | |
| 623 | 212 one_sec_sleep_2: |
| 213 incf sm_timer_10sec,F ; increment 10 seconds timer | |
| 214 movlw .10 ; load a 10 into WREG | |
| 215 cpfslt sm_timer_10sec ; timer < 10 yet? | |
| 216 rcall ten_sec_sleep ; NO - do the every 10 second tasks | |
| 217 | |
| 218 btfsc trigger_full_minute ; one minute in sleep? | |
| 219 rcall one_min_sleep ; YES - do the every minute tasks | |
| 220 | |
| 221 btfsc trigger_full_hour ; one hour in sleep? | |
| 222 rcall one_hour_sleep ; YES - do the every hour tasks | |
| 223 | |
| 224 return ; done | |
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changeset
|
225 |
| 623 | 226 |
| 227 ten_sec_sleep: | |
| 228 ; tasks every 10 seconds in sleep mode | |
| 229 clrf sm_timer_10sec ; clear timer | |
| 230 rcall pressuretest_sleep_fast ; get pressure without averaging (faster) | |
| 231 MOVLI wake_up_from_sleep,sub_a ; load wake-up pressure (1160 mbar) into sub_a | |
| 232 MOVII pressure_abs, sub_b ; load current absolute pressure into sub_b | |
| 233 call cmpU16 ; sub_a - sub_b = wake-up pressure - current absolute pressure | |
| 234 btfsc neg_flag ; is the current absolute pressure > 1160 mbar ? | |
| 235 bcf sleepmode ; YES - terminate sleep mode | |
| 236 return ; done | |
| 237 | |
| 238 | |
| 239 one_min_sleep: | |
| 240 ; tasks every minute in sleep mode | |
| 241 bcf trigger_full_minute ; clear flag | |
| 242 | |
| 243 ; tick the 10 minutes timer | |
| 244 incf sm_timer_10min,F ; increment 10 minutes timer | |
| 245 movlw .10 ; load a 10 into WREG | |
| 246 cpfslt sm_timer_10min ; timer < 10 yet? | |
| 247 rcall ten_min_sleep ; NO - do the every 10 minutes tasks | |
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changeset
|
248 |
| 623 | 249 one_min_sleep_1: |
| 250 ; continue tasks every minute | |
| 251 btfsc desat_on_10_mins ; shall do desaturation calculation on 10 minute intervals? | |
| 252 return ; YES - that's not here then, so done | |
| 253 call deco_calc_dive_interval_1min ; NO - calculate 1 minute at surface conditions (C-code) | |
| 254 banksel common ; - back to bank common | |
| 255 return ; - done | |
| 256 | |
| 257 | |
| 258 ten_min_sleep: | |
| 259 ; tasks every 10 minutes in sleep mode | |
| 260 clrf sm_timer_10min ; reset timer to 0 | |
| 261 | |
| 262 call sample_surface_pressure ; sample surface pressure and update ISR and deco engine | |
| 263 | |
| 628 | 264 btfss analog_switches ; OSTC with analog switches? |
| 265 bra ten_min_sleep_0 ; NO - no analog switches, no deep sleep required | |
| 266 | |
| 267 ; check if we need to enter deep sleep | |
| 268 incf sm_10min_counter,F ; count | |
| 269 movlw deep_sleep_10mins ; threshold | |
| 270 cpfseq sm_10min_counter ; threshold reached? | |
| 271 bra ten_min_sleep_0 ; NO - threshold not reached yet | |
| 272 | |
| 273 decf sm_10min_counter,F ; -1 to re-trigger every 10mins (in case of charging) | |
| 274 | |
| 275 btfss cc_active ; charging? | |
| 276 bsf deep_sleep ; NO - activate deep-sleep mode | |
| 277 | |
| 278 ten_min_sleep_0: | |
| 623 | 279 btfss desat_on_10_mins ; shall do desaturation calculation on 10 minute intervals? |
| 280 bra ten_min_sleep_1 ; NO - continue checking if schedule can be switched to 10 minutes | |
| 281 call deco_calc_dive_interval_10min ; YES - calculate 10 minutes at surface conditions (C-code) | |
| 282 banksel common ; - back to bank common | |
| 283 return ; - done | |
| 284 | |
| 285 ten_min_sleep_1: | |
| 286 movff int_O_lead_supersat+0,WREG ; get leading tissue's supersaturation (only the lower byte is used for the value) | |
| 287 bsf desat_on_10_mins ; switch to 10 minute intervals by default | |
| 288 tstfsz WREG ; gradient factor = 0 ? | |
| 289 bcf desat_on_10_mins ; NO - stay on 1 minute intervals | |
| 290 return ; done | |
| 291 | |
| 582 | 292 |
| 623 | 293 one_hour_sleep: |
| 294 ; tasks every hour in sleep mode mode | |
| 295 bcf trigger_full_hour ; clear one hour flag | |
| 296 call update_battery_registers ; update battery registers into EEPROM | |
| 297 call vault_decodata_into_eeprom ; update tissue pressures into EEPROM | |
| 628 | 298 return ; done |
| 623 | 299 |
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changeset
|
300 |
| 623 | 301 init_avg_switches: |
| 302 ; pause 4 seconds using CPU sleep mode to conserve on battery | |
| 303 movlw .4 ; time to pause | |
| 304 movwf loop_counter ; initialize loop counter | |
| 305 bcf trigger_full_second ; clear 'one second elapsed' flag | |
| 306 activate_switches_1: | |
| 307 rcall sleepmode_sleep ; wait at least 35 ms (every 62.5 ms timer7 wakeup) | |
| 308 btfss trigger_full_second ; did 1 second elapsed meanwhile? | |
| 309 bra activate_switches_1 ; NO - loop | |
| 310 bcf trigger_full_second ; YES - clear flag | |
| 311 decfsz loop_counter,F ; - decrement loop counter, done? | |
| 312 bra activate_switches_1 ; NO - loop | |
| 313 | |
| 314 ; initialize the averaging system | |
| 315 movlw .32 ; number of readout cycles | |
| 316 movwf loop_counter ; initialize loop counter | |
| 317 activate_switches_2: | |
| 318 call get_analog_switches ; do a analog switch readout | |
| 319 decfsz loop_counter,F ; decrement loop counter, done? | |
| 320 bra activate_switches_2 ; NO - loop | |
| 321 | |
| 322 ; clear all button events that may have intermediately occurred | |
| 323 bcf PIR1,TMR1IF ; clear button-hold-down timer | |
| 324 bcf INTCON,INT0IF ; clear right button activity | |
| 325 bcf INTCON3,INT1IF ; clear left button activity | |
| 326 bcf analog_sw1_pressed ; clear analog switch 1 activity | |
| 327 bcf analog_sw2_pressed ; clear analog switch 2 activity | |
| 328 bcf switch_right ; clear right button event | |
| 329 bcf switch_left ; clear left button event | |
| 330 | |
| 331 ; done | |
| 332 return | |
| 333 | |
| 334 | |
| 335 check_accelerometer: | |
| 604 | 336 rcall deepsleep_get_accel ; read accelerometer into WREG |
| 623 | 337 subwf accel_reference,W ; reference value - accel_DZ+0 -> WREG |
| 604 | 338 btfsc STATUS,N ; result negative? |
| 339 negf WREG ; YES - negate it | |
| 623 | 340 movwf lo ; save as change of acceleration in Z-axis |
| 628 | 341 movlw .100 ; load threshold (mg) |
| 623 | 342 cpfslt lo ; change of acceleration > threshold ? |
| 343 bcf deep_sleep ; YES - terminate deep sleep mode | |
| 344 return ; done | |
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345 |
| 582 | 346 |
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changeset
|
347 deepsleep_get_accel: |
| 628 | 348 call I2C_init_compass ; start compass |
| 349 rcall sleepmode_sleep ; wait a little bit | |
| 604 | 350 call I2C_RX_accelerometer ; read accelerometer |
| 628 | 351 call I2C_RX_accelerometer ; read accelerometer |
| 352 call I2C_sleep_compass ; shut down compass | |
| 623 | 353 movff accel_DZ+0,WREG ; transfer result to WREG |
| 354 return ; done | |
| 355 | |
| 356 | |
| 357 pressuretest_sleep_fast: ; get pressure without averaging (faster to save some power in sleep mode) | |
| 358 banksel isr_backup ; select bank ISR data | |
| 359 | |
| 360 CLRI pressure_abs_avg ; clear pressure average register | |
| 361 CLRI temperature_avg ; clear temperature average register | |
| 362 | |
| 363 call get_temperature_start ; start temperature integration (73.5 us) | |
| 582 | 364 |
| 623 | 365 rcall sleepmode_sleep ; wait at least 35 ms (every 62.5 ms timer7 wakeup) |
| 366 rcall sleepmode_sleep ; wait at least 35 ms (every 62.5 ms timer7 wakeup) | |
| 367 | |
| 368 call get_temperature_value ; state 1: get temperature | |
| 369 call get_pressure_start ; start pressure integration | |
| 370 | |
| 371 rcall sleepmode_sleep ; wait at least 35 ms (every 62.5 ms timer7 wakeup) | |
| 372 rcall sleepmode_sleep ; wait at least 35 ms (every 62.5 ms timer7 wakeup) | |
| 373 | |
| 374 call get_pressure_value ; state2: get pressure (51 us) | |
| 375 call calculate_compensation ; calculate temperature compensated pressure (27 us) | |
| 376 | |
| 377 MOVII pressure_abs_avg,pressure_abs ; get result, bypassing the averaging | |
| 378 | |
| 379 banksel common ; back to bank common | |
| 582 | 380 return |
| 0 | 381 |
| 382 | |
| 383 sleepmode_sleep: | |
| 623 | 384 movff BSR,BSR_backup ; backup BSR |
| 628 | 385 |
| 386 banksel common | |
| 387 btfsc charge_in_sleep ; already showing charge screen? | |
| 388 bra sleepmode_sleepwalk ; YES - skip the actual sleep (But wait) | |
| 389 | |
| 629 | 390 ; banksel T7GCON ; switch bank, T7* is outside access RAM |
| 391 ; clrf T7GCON ; reset timer7 gate control register | |
| 392 ; movlw b'10001101' ; 1:1 prescaler -> 2 seconds @ 32768 Hz, not synced | |
| 393 ; movwf T7CON | |
| 0 | 394 sleep |
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395 sleep |
| 629 | 396 ; clrf T7GCON ; reset timer7 gate control register |
| 397 ; movlw b'10001001' ; 1:1 prescaler -> 2 seconds @ 32768 Hz, synced | |
| 398 ; movwf T7CON | |
| 628 | 399 sleepmode_sleep_1: |
| 623 | 400 movff BSR_backup,BSR ; restore BSR |
| 0 | 401 return |
| 402 | |
| 628 | 403 |
| 404 sleepmode_sleepwalk: | |
| 405 WAITMS d'65' | |
| 406 bra sleepmode_sleep_1 | |
| 407 | |
| 0 | 408 END |