Mercurial > public > hwos_code
annotate src/sleepmode.asm @ 620:cd986267a5ca
potential compass bug "fixed"
| author | heinrichsweikamp |
|---|---|
| date | Fri, 22 Feb 2019 16:30:05 +0100 |
| parents | ca4556fb60b9 |
| children | c40025d8e750 be8787f2034d |
| rev | line source |
|---|---|
| 0 | 1 ;============================================================================= |
| 2 ; | |
| 604 | 3 ; File sleepmode.asm Version 2.99e |
| 0 | 4 ; |
| 5 ; Sleepmode | |
| 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 "isr.inc" | |
| 17 #include "start.inc" | |
| 18 #include "adc_lightsensor.inc" | |
| 19 #include "math.inc" | |
| 20 #include "ms5541.inc" | |
| 21 #include "wait.inc" | |
| 22 #include "eeprom_rs232.inc" | |
| 23 #include "external_flash.inc" | |
| 24 #include "ghostwriter.inc" | |
| 25 #include "i2c.inc" | |
| 26 #include "mcp.inc" | |
| 0 | 27 |
|
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28 |
| 582 | 29 extern vault_decodata_into_eeprom |
| 30 | |
| 31 | |
| 32 ;---- Private local variables ------------------------------------------------- | |
|
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33 |
| 582 | 34 CBLOCK local1 ; max size is 16 Byte !!! |
| 35 sm_temp1 ; sleepmode temporary 1 | |
| 36 sm_temp2 ; sleepmode temporary 2 | |
| 37 sm_timer1 ; timer for pressure check every 10 seconds | |
| 38 sm_timer2 ; timer for 10 minutes tasks (updating of tissues) | |
| 39 sm_timer3 ; timer for 15 minutes tasks (updating of surface pressure) | |
| 40 ENDC ; used: 5 byte, remaining: 11 byte | |
| 41 | |
| 42 | |
| 604 | 43 slmode CODE |
| 582 | 44 |
| 45 ;============================================================================== | |
| 0 | 46 |
| 47 global sleeploop | |
| 604 | 48 sleeploop: ; enter sleep mode |
| 582 | 49 call disable_ir_s8 ; IR/S8 off |
| 50 call mcp_sleep | |
| 51 bcf LEDg | |
| 52 bcf LEDr | |
| 0 | 53 call TFT_Display_FadeOut |
| 582 | 54 call TFT_DisplayOff ; display off |
| 604 | 55 |
| 56 IFDEF _screendump | |
| 57 bcf enable_screen_dumps ; =1: Ignore vin_usb, wait for "l" command (screen dump) | |
| 58 ENDIF | |
| 59 | |
| 582 | 60 call disable_rs232 ; USB off |
| 61 call vault_decodata_into_eeprom ; store deco data | |
| 62 call ext_flash_enable_protection ; enable write protection for external flash | |
| 63 call update_battery_registers ; update battery registers into EEPROM | |
| 64 clrf sm_temp1 | |
| 65 clrf sm_temp2 | |
| 66 clrf sm_timer1 | |
| 67 clrf sm_timer2 | |
| 68 clrf sm_timer3 | |
| 0 | 69 call speed_normal |
| 604 | 70 bsf no_sensor_int ; inhibit sensor interrupts |
| 71 clrf ADCON0 ; power-down ADC module | |
| 582 | 72 |
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73 sleeploop_pre: |
| 604 | 74 bcf deep_sleep ; normal sleep mode |
| 582 | 75 call I2C_sleep_accelerometer |
| 76 call I2C_sleep_compass | |
| 604 | 77 btfss analog_switches ; OSTC with analog switches? |
| 78 bra sleeploop_loop ; NO - no analog switches | |
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79 |
| 582 | 80 bsf power_sw1 |
| 81 btfss power_sw1 | |
| 82 bra $-4 | |
| 83 bsf power_sw2 | |
| 84 btfss power_sw2 | |
| 85 bra $-4 | |
| 604 | 86 movlw .4 ; wait for button circuity |
| 87 movwf sm_temp1 ; used as temp | |
| 88 bcf onesecupdate | |
| 582 | 89 |
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90 sleeploop_pre1: |
| 491 | 91 rcall sleepmode_sleep |
| 604 | 92 btfss onesecupdate ; wait 1 second |
| 582 | 93 bra sleeploop_pre1 |
| 94 bcf onesecupdate | |
| 95 decfsz sm_temp1,F | |
| 96 bra sleeploop_pre1 | |
| 604 | 97 movlw .32 ; wait for button circuity |
| 98 movwf sm_temp1 ; used as temp | |
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99 |
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100 sleeploop_pre2: |
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101 call get_analog_switches |
| 582 | 102 decfsz sm_temp1,F |
| 103 bra sleeploop_pre2 | |
| 104 | |
| 105 bcf PIR1,TMR1IF | |
| 106 bcf INTCON,INT0IF | |
| 107 bcf INTCON3,INT1IF | |
| 108 bcf PIR5,TMR7IF | |
| 109 bcf switch_left | |
| 110 bcf switch_right | |
| 111 bcf analog_sw2_pressed | |
| 112 bcf analog_sw1_pressed | |
| 604 | 113 bsf PIE1,0 ; (re)start timer 1 interrupt |
| 114 bsf PIE2,1 ; (re)start timer 2 interrupt | |
| 115 bsf PIE5,3 ; (re)start timer 7 interrupt | |
| 116 bsf INTCON,4 ; (re)start INT0 interrupt | |
| 117 bsf INTCON3,3 ; (re)start INT1 interrupt | |
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118 |
| 0 | 119 sleeploop_loop: |
| 582 | 120 btfsc onesecupdate ; one second in sleep? |
| 121 rcall onesec_sleep ; check switches, check pressure sensor, etc. | |
| 122 | |
| 123 btfss sleepmode ; wake up? (This bit will be set in other routines) | |
| 604 | 124 goto restart ; YES |
| 0 | 125 |
| 604 | 126 btfsc deep_sleep ; enter deep sleep? |
| 127 bra deepsleep ; YES | |
| 582 | 128 |
| 491 | 129 no_deepsleep: |
| 604 | 130 rcall sleepmode_sleep ; wait at least 35 ms (every 62.5ms timer7 wakeup) |
| 0 | 131 |
| 132 ; Any button pressed in sleep? | |
| 604 | 133 ; btfsc switch_left |
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134 ; rcall onesec_sleep1a |
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135 ; btfsc switch_right |
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136 ; rcall onesec_sleep1a |
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137 ; |
| 604 | 138 ; btfss sleepmode ; wake up? (this bit will be set in other routines) |
| 139 ; goto restart ; YES | |
| 0 | 140 |
| 582 | 141 bra sleeploop_loop ; do loop until something happens |
| 0 | 142 |
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143 deepsleep: |
| 582 | 144 btfss analog_switches |
| 145 bra no_deepsleep ; no analog switches, no deep sleep required | |
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146 |
| 604 | 147 bcf PIE1,0 ; stop timer 1 interrupt |
| 148 bcf PIE2,1 ; stop timer 2 interrupt | |
| 149 bcf PIE5,3 ; stop timer 7 interrupt | |
| 150 bcf INTCON,4 ; stop INT0 interrupt | |
| 151 bcf INTCON3,3 ; stop INT1 interrupt | |
| 582 | 152 bcf power_sw1 |
| 153 bcf power_sw2 | |
| 604 | 154 rcall deepsleep_get_accel ; read accelerometer into WREG |
| 155 movwf sm_temp1 ; store init value | |
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156 |
| 582 | 157 deepsleep_loop: |
| 158 btfsc onesecupdate ; one second in sleep? | |
| 604 | 159 rcall onesec_deepsleep ; YES - check accelerometer |
| 582 | 160 |
| 161 btfsc onesecupdate ; one second in sleep? | |
| 604 | 162 rcall onesec_sleep ; YES - check switches, check pressure sensor, etc. |
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163 |
| 491 | 164 rcall sleepmode_sleep |
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165 |
| 604 | 166 btfss deep_sleep ; enter normal sleep mode? |
| 582 | 167 bra sleeploop_pre ; Yes |
| 168 | |
| 169 bra deepsleep_loop ; do loop until something happens | |
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170 |
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171 onesec_deepsleep: |
| 604 | 172 rcall deepsleep_get_accel ; read accelerometer into WREG |
| 173 subwf sm_temp1,W ; sm_temp1 - accel_DZ+0 -> WREG | |
| 174 btfsc STATUS,N ; result negative? | |
| 175 negf WREG ; YES - negate it | |
| 176 movwf sm_temp2 ; change of acceleration in Z-axis | |
| 177 movlw .50 ; threshold (mg) | |
| 178 cpfslt sm_temp2 ; bigger then the threshold? | |
| 179 bcf deep_sleep ; YES | |
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180 |
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181 ; extern piezo_config_tx |
| 582 | 182 ; movff sm_temp1,WREG |
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183 ; call piezo_config_tx |
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184 ; movff accel_DZ+0,WREG |
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185 ; call piezo_config_tx |
| 582 | 186 ; movff sm_temp2,WREG |
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187 ; call piezo_config_tx |
| 582 | 188 |
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189 return |
| 582 | 190 |
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191 deepsleep_get_accel: |
| 582 | 192 call I2C_init_compass ; required for compass1 |
| 193 call I2C_init_accelerometer ; required for compass2 | |
| 604 | 194 call I2C_RX_accelerometer ; read accelerometer |
| 582 | 195 call I2C_sleep_compass ; required for compass1 |
| 196 call I2C_sleep_accelerometer ; required for compass2 | |
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197 movff accel_DZ+0,WREG |
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198 return |
| 582 | 199 |
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200 onehour_sleep: |
| 582 | 201 call update_battery_registers ; update battery registers into EEPROM |
| 202 call vault_decodata_into_eeprom ; update deco data | |
| 203 bcf onehourupdate ; all done | |
| 204 return | |
| 0 | 205 |
| 206 onemin_sleep: | |
| 582 | 207 btfsc onehourupdate ; one hour in sleep? |
| 604 | 208 rcall onehour_sleep ; YES |
| 582 | 209 |
| 210 btfsc battery_gauge_available | |
| 604 | 211 call get_battery_voltage ; check for charger |
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212 |
| 582 | 213 ;---- update tissues and CNS every 10 minutes when gradient factor is 0 (no supersaturation in any tissue any more) |
| 214 movff int_O_gradient_factor+0,WREG ; get gradient factor, only the lower byte is used for the value | |
| 215 tstfsz WREG ; gradient factor = 0? | |
| 216 bra onemin_sleep1 ; NO - continue with air pressure compensation | |
| 217 incf sm_timer2,F ; count-up... | |
| 218 movlw d'9' ; ...to 9 | |
| 219 cpfsgt sm_timer2 ; 10 minutes over? | |
| 220 bra onemin_sleep1 ; NO - continue with air pressure compensation | |
| 221 clrf sm_timer2 ; reset counter | |
| 222 SAFE_2BYTE_COPY amb_pressure, int_I_pres_respiration ; copy pressure to deco routine | |
| 223 call deco_calc_dive_interval_10min ; calculate 10 minutes under surface conditions | |
| 0 | 224 banksel common |
| 225 | |
| 582 | 226 onemin_sleep1: |
| 227 ;---- adjust air pressure compensation any 15 minutes | |
| 228 incf sm_timer3,F ; count-up... | |
| 229 movlw d'14' ; ...to 14 | |
| 230 cpfsgt sm_timer3 ; 15 minutes over? | |
| 231 bra onemin_sleep2 ; NO - continue with every-minute-tasks | |
| 0 | 232 |
| 582 | 233 ; Tasks every 15 minutes in sleep |
| 234 bsf deep_sleep ; enter deep-sleep mode | |
| 235 clrf sm_timer3 ; reset counter | |
| 236 | |
| 237 SAFE_2BYTE_COPY last_surfpressure_15min, last_surfpressure_30min ; save older air pressure | |
| 238 SAFE_2BYTE_COPY amb_pressure, last_surfpressure_15min ; save new air pressure | |
| 239 | |
| 240 movlw LOW max_surfpressure | |
| 241 movff WREG,sub_a+0 ; max. "allowed" air pressure in mbar | |
| 242 movlw HIGH max_surfpressure | |
| 243 movff WREG,sub_a+1 ; max. "allowed" air pressure in mbar | |
| 0 | 244 movff last_surfpressure_15min+0,sub_b+0 |
| 245 movff last_surfpressure_15min+1,sub_b+1 | |
| 582 | 246 call subU16 ; sub_c = sub_a - sub_b |
| 247 btfss neg_flag ; Is 1080mbar < amb_pressure ? | |
| 248 bra onemin_sleep2 ; NO: current air pressure is lower then "allowed" air pressure, ok! | |
| 0 | 249 |
| 582 | 250 ; not ok! Overwrite with max. "allowed" air pressure |
| 251 movlw LOW max_surfpressure | |
| 252 movff WREG,last_surfpressure_15min+0 ; max. "allowed" air pressure in mbar | |
| 253 movlw HIGH max_surfpressure | |
| 254 movff WREG,last_surfpressure_15min+1 ; max. "allowed" air pressure in mbar | |
| 0 | 255 |
| 256 onemin_sleep2: | |
| 582 | 257 ; Tasks every minute in sleep |
| 258 | |
| 259 ;---- update tissues and CNS every minute when gradient factor is >0 (supersaturation in at least one tissue) | |
| 260 movff int_O_gradient_factor+0,WREG ; get gradient factor, only the lower byte is used for the value | |
| 261 tstfsz WREG ; gradient factor = 0? | |
| 262 bra onemin_sleep3 ; NO - do tissue update on 1 minute schedule | |
| 263 bra onemin_sleep4 ; YES - tissue update is done on 10 minutes schedule | |
| 0 | 264 |
| 582 | 265 onemin_sleep3: |
| 266 SAFE_2BYTE_COPY amb_pressure, int_I_pres_respiration ; copy pressure to deco routine | |
| 267 call deco_calc_dive_interval_1min ; calculate 1 minute under surface conditions | |
| 268 banksel common | |
| 269 | |
| 270 onemin_sleep4: | |
| 271 bcf oneminupdate ; all done | |
| 0 | 272 return |
| 273 | |
| 274 onesec_sleep: | |
| 582 | 275 btfsc oneminupdate ; one minute in sleep? |
| 604 | 276 rcall onemin_sleep ; YES - do one-minute tasks, e.g. calculate desaturation |
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277 |
| 582 | 278 btfsc battery_gauge_available |
| 604 | 279 call get_battery_voltage ; check for charger |
| 120 | 280 |
| 582 | 281 incf sm_timer1,F ; counts to #test_pressure_in_sleep (10) |
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282 movlw d'10' |
| 582 | 283 cpfsgt sm_timer1 ; here: temp variable |
| 284 bra onesec_sleep1 ; #test_pressure_in_sleep not done yet | |
| 0 | 285 |
| 582 | 286 clrf sm_timer1 ; clear counter |
| 287 rcall pressuretest_sleep_fast ; Gets pressure without averaging (faster!) | |
| 288 ; compare current ambient pressure with wake_up_from_sleep | |
| 289 movlw LOW wake_up_from_sleep | |
| 290 movwf sub_a+0 ; power on if ambient pressure is greater threshold | |
| 291 movlw HIGH wake_up_from_sleep | |
| 292 movwf sub_a+1 ; power on if ambient pressure is greater threshold | |
| 0 | 293 SAFE_2BYTE_COPY amb_pressure, sub_b |
| 604 | 294 call subU16 ; is (1160mbar - averaged(amb_pressure)) < 0 ? |
| 295 btfsc neg_flag ; wake up from sleep? | |
| 296 bra onesec_sleep1a ; YES - skip button checks, wake up! | |
| 0 | 297 |
| 582 | 298 btfsc battery_gauge_available |
| 604 | 299 bra onesec_sleep1 ; no wake-up with cR hardware |
| 582 | 300 btfsc vusb_in ; USB plugged in? |
| 604 | 301 bra onesec_sleep1a ; YES - skip button checks, wake up |
| 0 | 302 |
| 303 onesec_sleep1: | |
| 604 | 304 bcf onesecupdate ; clear flag |
| 305 btfsc switch_left ; left switch pressed? | |
| 306 bra onesec_sleep1a ; YES | |
| 307 btfsc switch_right ; right switch pressed? | |
| 308 bra onesec_sleep1a ; YES | |
| 309 return ; NO to both - done | |
| 582 | 310 |
| 604 | 311 onesec_sleep1a: ; at least one button pressed or amb_pressure -> wake_up_from_sleep |
| 312 bcf sleepmode ; wake up | |
| 0 | 313 SAFE_2BYTE_COPY last_surfpressure_30min, amb_pressure ; copy for compatibility |
| 314 movlw .0 | |
| 604 | 315 movff WREG,sensor_state_counter ; reset sensor state counter |
| 582 | 316 bcf no_sensor_int ; normal sensor interrupt mode |
| 0 | 317 return |
| 582 | 318 |
| 604 | 319 pressuretest_sleep_fast: ; get pressure without averaging (faster to save some power in sleep mode) |
| 320 banksel isr_backup ; back to Bank0 ISR data | |
| 321 clrf amb_pressure_avg+0 ; clear pressure average registers | |
| 582 | 322 clrf amb_pressure_avg+1 |
| 604 | 323 clrf temperature_avg+0 ; clear temperature average registers |
| 582 | 324 clrf temperature_avg+1 |
| 604 | 325 call get_temperature_start ; start temperature integration (73.5 us) |
| 582 | 326 banksel common |
| 604 | 327 rcall sleepmode_sleep ; wait at least 35 ms (every 62.5 ms timer7 wakeup) |
| 328 rcall sleepmode_sleep ; wait at least 35 ms (every 62.5 ms timer7 wakeup) | |
| 329 banksel isr_backup ; back to Bank0 ISR data | |
| 330 call get_temperature_value ; state 1: get temperature | |
| 331 call get_pressure_start ; start pressure integration | |
| 582 | 332 banksel common |
| 604 | 333 rcall sleepmode_sleep ; wait at least 35 ms (every 62.5 ms timer7 wakeup) |
| 334 rcall sleepmode_sleep ; wait at least 35 ms (every 62.5 ms timer7 wakeup) | |
| 335 banksel isr_backup ; back to bank0 ISR data | |
| 336 call get_pressure_value ; state2: get pressure (51 us) | |
| 337 call calculate_compensation ; calculate temperature compensated pressure (27 us) | |
| 582 | 338 banksel common |
| 339 SAFE_2BYTE_COPY amb_pressure_avg, amb_pressure ; copy for compatibility | |
| 0 | 340 return |
| 341 | |
| 342 sleepmode_sleep: | |
| 604 | 343 banksel 0xF16 ; addresses F16h through F5Fh are also used by SFRs, but are not part of the access RAM |
| 344 clrf T7GCON ; reset timer7 gate control register | |
| 345 movlw b'10001101' ; 1:1 prescaler -> 2 seconds @ 32768 Hz, not synced | |
| 582 | 346 movwf T7CON |
| 0 | 347 sleep |
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348 sleep |
| 604 | 349 clrf T7GCON ; reset timer7 gate control register |
| 350 movlw b'10001001' ; 1:1 prescaler -> 2 seconds @ 32768Hz, synced | |
| 582 | 351 movwf T7CON |
| 604 | 352 banksel common ; back to bank1 |
| 0 | 353 return |
| 354 | |
| 355 END |