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annotate code_part1/OSTC_code_asm_part1/sleepmode.asm @ 640:50ba6255f53e
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| author | heinrichsweikamp |
|---|---|
| date | Thu, 20 Sep 2012 14:29:58 +0200 |
| parents | bab5a9fc1b10 |
| children | e6ac142e82b0 |
| rev | line source |
|---|---|
| 0 | 1 ; OSTC - diving computer code |
| 2 ; Copyright (C) 2008 HeinrichsWeikamp GbR | |
| 3 ; This program is free software: you can redistribute it and/or modify | |
| 4 ; it under the terms of the GNU General Public License as published by | |
| 5 ; the Free Software Foundation, either version 3 of the License, or | |
| 6 ; (at your option) any later version. | |
| 7 ; This program is distributed in the hope that it will be useful, | |
| 8 ; but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 9 ; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 10 ; GNU General Public License for more details. | |
| 11 ; You should have received a copy of the GNU General Public License | |
| 12 ; along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 13 ; Routines for sleepmode | |
| 14 ; written by: Matthias Heinrichs, info@heinrichsweikamp.com | |
| 15 ; written: 050520 | |
| 16 ; last updated: 090507 | |
| 17 ; known bugs: | |
| 18 ; ToDo: | |
| 19 sleeploop: ; enter sleepmode! | |
| 20 ; first check if the 16 hash char are=0 | |
| 21 lfsr FSR2, char_O_hash | |
| 22 movlw d'16' | |
| 23 movwf temp1 | |
| 24 sleeploop1: | |
| 25 tstfsz POSTINC2 ; Test hash values | |
| 26 bra sleeploop2 ; At least one char is not zero -> Do not build hash | |
| 27 decfsz temp1,F | |
| 28 bra sleeploop1 | |
| 29 ; build hash (about 90sek @ 16MHz) | |
| 30 call PLED_ClearScreen ; clear | |
| 31 DISPLAYTEXT .1 ; "Building MD2 hash" | |
| 32 DISPLAYTEXT .2 ; "Please wait..." | |
| 116 | 33 call deco_hash ; calculate MD2 hash |
| 0 | 34 movlb b'00000001' ; Back to Bank1 |
| 35 sleeploop2: | |
| 36 call PLED_DisplayOff ; display off | |
| 37 call disable_rs232 ; disable UART module | |
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38 |
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39 ; Save surface mode custom view |
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40 movff menupos3,EEDATA ; Copy to EEDATA |
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41 write_int_eeprom d'93' ; Write last selected customview surface mode into EEPROM |
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42 |
| 0 | 43 clrf divemins+0 |
| 44 clrf divemins+1 | |
| 45 bcf TRISB,6 | |
| 46 bcf TRISB,7 | |
| 47 bcf PORTB,6 | |
| 48 bcf PORTB,7 ; Disable UART | |
| 49 sleeploop_loop: | |
| 50 btfsc oneminupdate ; one minute in sleep? | |
| 51 rcall onemin_sleep ; do oneminute tasks, e.g. calculate desaturation | |
| 52 | |
| 53 btfsc onesecupdate ; one second in sleep? | |
| 54 rcall onesec_sleep ; check switches, check pressure sensor, etc. | |
| 55 | |
| 56 btfss sleepmode ; wake up? (This bit will be set in other routines) | |
| 57 goto restart ; yes | |
| 58 nop | |
| 153 | 59 btfss nsm |
| 0 | 60 sleep ; Sleep until Timer1 will wake up the device |
| 61 nop | |
| 62 bra sleeploop_loop ; do loop until someting happens | |
| 63 | |
| 64 | |
| 65 onemin_sleep: | |
| 66 call get_battery_voltage ; get battery voltage | |
| 67 btfsc enter_error_sleep ; Enter Fatal Error Routine? | |
| 16 | 68 call fatal_error_sleep ; Yes (In Sleepmode_vxx.asm!) |
| 0 | 69 |
| 354 | 70 ;---- adjust airpressure compensation any 15 minutes |
| 0 | 71 incf divemins+1,F ; counts to 14... |
| 72 movlw d'14' | |
| 73 cpfsgt divemins+1 | |
| 74 bra onemin_sleep2 ; 15 minutes not done! | |
| 354 | 75 clrf divemins+1 ; reset counter |
| 0 | 76 |
| 77 rcall pressuretest_sleep_fast ; Gets pressure without averaging (faster!) | |
| 78 | |
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79 SAFE_2BYTE_COPY amb_pressure_avg, amb_pressure ; copy for compatibility |
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80 |
| 0 | 81 call check_temp_extrema ; Check for temperature extremas |
| 82 | |
| 116 | 83 call deco_calc_CNS_decrease_15min ; compute CNS decay in sleep only |
| 0 | 84 movlb b'00000001' |
| 354 | 85 |
| 0 | 86 movff last_surfpressure_15min+0,last_surfpressure_30min+0 ; save older airpressure |
| 87 movff last_surfpressure_15min+1,last_surfpressure_30min+1 ; save older airpressure | |
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88 SAFE_2BYTE_COPY amb_pressure, last_surfpressure_15min ; save new airpressure |
| 0 | 89 |
| 90 GETCUSTOM15 d'7' ; loads max_sufpressure into lo, hi | |
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91 movff lo,sub_a+0 ; max. "allowed" airpressure in mbar |
| 0 | 92 movff hi,sub_a+1 |
| 93 movff last_surfpressure_15min+0,sub_b+0 | |
| 94 movff last_surfpressure_15min+1,sub_b+1 | |
| 95 call sub16 ; sub_c = sub_a - sub_b | |
| 354 | 96 btfss neg_flag ; Is 1080mbar < amb_pressure ? |
| 97 bra onemin_sleep2 ; NO: current airpressure is lower then "allowed" airpressure, ok! | |
| 98 | |
| 99 ; not ok! Overwrite with max. "allowed" airpressure | |
| 0 | 100 GETCUSTOM15 d'7' ; loads max_sufpressure into lo, hi |
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101 movff lo,last_surfpressure_15min+0 ; max. "allowed" airpressure in mbar |
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102 movff hi,last_surfpressure_15min+1 ; max. "allowed" airpressure in mbar |
| 0 | 103 |
| 104 onemin_sleep2: | |
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341
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BUGFIX protect against ISR changing pressure/temperature while reading it.
JeanDo
parents:
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105 SAFE_2BYTE_COPY amb_pressure, int_I_pres_respiration ; LOW copy pressure to deco routine |
| 0 | 106 GETCUSTOM8 d'11' ; Saturation multiplier % |
| 251 | 107 movff WREG,char_I_saturation_multiplier |
| 0 | 108 GETCUSTOM8 d'12' ; Desaturation multiplier % |
| 251 | 109 movff WREG,char_I_desaturation_multiplier |
| 116 | 110 call deco_calc_wo_deco_step_1_min ; "calc_tissue_sleep" |
| 0 | 111 movlb b'00000001' ; RAM Bank1 selected |
| 112 | |
| 113 bcf oneminupdate ; all done | |
| 114 return | |
| 115 | |
| 116 onesec_sleep: | |
| 117 call test_charger ; charger on? | |
| 118 | |
| 119 btfss nofly_active | |
| 120 bra onesec_sleep_nonofly | |
| 121 | |
| 21 | 122 bsf LED_blue ; Set nofly LED |
| 0 | 123 |
| 124 nop | |
| 125 sleep | |
| 126 nop | |
| 127 | |
| 128 onesec_sleep_nonofly: | |
| 21 | 129 bcf LED_blue ; Clear nofly LED |
| 0 | 130 incf divemins+0,F ; counts to #test_pressure_in_sleep (5) |
| 131 movlw d'5' | |
| 132 cpfsgt divemins+0 ; here: temp variable | |
| 133 bra onesec_sleep1 ; #test_pressure_in_sleep not done yet | |
| 354 | 134 clrf divemins+0 |
| 135 | |
| 0 | 136 rcall pressuretest_sleep_fast ; Gets pressure without averaging (faster!) |
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copy from amb_pressure_avg to amb_pressure for compatibility
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137 SAFE_2BYTE_COPY amb_pressure_avg, amb_pressure ; copy for compatibility |
| 0 | 138 |
| 361 | 139 ; compare current ambient pressure with threshold CF6==1160mbar. |
| 0 | 140 GETCUSTOM15 d'6' ; loads pressure threshold into lo,hi |
| 141 movff lo,sub_a+0 ; power on if ambient pressure is greater threshold | |
| 142 movff hi,sub_a+1 | |
| 361 | 143 SAFE_2BYTE_COPY amb_pressure_avg, sub_b |
| 144 call sub16 ; Is (1160mbar - averaged(amb_pressure)) < 0 ? | |
| 0 | 145 bsf sleepmode |
| 146 btfsc neg_flag ; Wake up from Sleep? | |
| 147 bcf sleepmode ; amb_pressure>pressure_offset_divemode: wake up! | |
| 354 | 148 |
| 0 | 149 onesec_sleep1: |
| 150 bcf onesecupdate ; all done. | |
| 151 btfsc switch_left | |
| 152 bra onesec_sleep1a | |
| 153 btfsc switch_right | |
| 154 bra onesec_sleep1a | |
| 155 ; No button pressed | |
| 156 bcf INTCON,INT0IF ; Clear flag | |
| 157 bcf INTCON3,INT1IF ; Clear flag | |
| 158 bcf switch_right | |
| 159 bcf switch_left | |
| 160 bcf T0CON,TMR0ON ; Stop Timer 0 | |
| 161 return | |
| 162 onesec_sleep1a: ; At least one button pressed.... | |
| 163 bcf INTCON,INT0IF ; Clear flag | |
| 164 bcf INTCON3,INT1IF ; Clear flag | |
| 165 bcf switch_right | |
| 166 bcf switch_left | |
| 167 bcf T0CON,TMR0ON ; Stop Timer 0 | |
| 354 | 168 bcf sleepmode ; wake up! |
| 125 | 169 |
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BUGFIX Altimeter reset when exiting sleep mode (bug#&6).
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170 ; Restart altimeter averaging, so next averaging starts right over... |
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BUGFIX Altimeter reset when exiting sleep mode (bug#&6).
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171 call altimeter_restart |
| 125 | 172 |
| 0 | 173 return |
| 174 | |
| 175 pressuretest_sleep_fast: ; Get pressure without averaging (Faster to save some power in sleep mode) | |
| 176 call get_temperature_start ; and start temperature integration (73,5us) | |
| 177 sleep | |
| 178 nop | |
| 179 sleep | |
| 180 nop | |
| 181 sleep ; Wait at least 35ms (every 16.5ms Timer1 wakeup) | |
| 182 call get_temperature_value ; State 1: Get temperature | |
| 183 call get_pressure_start ; Start pressure integration. | |
| 184 sleep | |
| 185 nop | |
| 186 sleep | |
| 187 nop | |
| 188 sleep ; Wait at least 35ms (every 16.5ms Timer1 wakeup) | |
| 189 call get_pressure_value ; State2: Get pressure (51us) | |
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357
562f1bc79f3c
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Heinrichsweikamp
parents:
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changeset
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190 clrf amb_pressure_avg+0 |
|
562f1bc79f3c
Bugfix: Wake-up into divemode with 1.91alpha
Heinrichsweikamp
parents:
341
diff
changeset
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191 clrf amb_pressure_avg+1 ; clear for sleep routine |
| 0 | 192 call calculate_compensation ; calculate temperature compensated pressure (233us) |
| 193 return | |
| 194 | |
| 195 fatal_error_sleep: | |
| 16 | 196 WAITMS d'250' |
| 197 WAITMS d'250' | |
| 198 WAITMS d'250' | |
| 199 WAITMS d'250' | |
| 200 call get_battery_voltage ; get battery voltage | |
| 201 btfss enter_error_sleep ; REALLY enter Fatal Error Routine? | |
| 202 return ; No! | |
| 0 | 203 clrf INTCON |
| 204 clrf INTCON2 | |
| 205 clrf INTCON3 | |
| 206 bcf ADCON0,0 ; AD converter off | |
| 207 call disable_rs232 ; disable UART module | |
| 208 movlw b'00010000' | |
| 209 movwf TRISA | |
| 210 clrf PORTA ; And pulled to GND | |
| 211 clrf TRISB ; All output | |
| 212 clrf PORTB ; And pulled to GND | |
| 213 movlw b'00011101' ; UART | |
| 214 movwf TRISC | |
| 215 clrf PORTC ; And pulled to GND | |
| 216 clrf TRISD ; All output | |
| 217 clrf PORTD ; And pulled to GND | |
| 218 clrf TRISE ; All output | |
| 219 clrf PORTE ; And pulled to GND | |
| 220 clrf T0CON ; Timer OFF | |
| 221 clrf T1CON ; Timer OFF | |
| 222 clrf T2CON ; Timer OFF | |
| 223 clrf OSCTUNE | |
| 224 movlw b'00000010' ; 31kHz | |
| 225 movwf OSCCON | |
| 226 bsf WDTCON,0 ; Watchdog timer on... | |
| 227 fatal_error_sleep_loop: ; Device will never quit this loop! | |
| 228 movff fatal_error_code,temp4 | |
| 229 movlw d'15' | |
| 230 movwf temp1 | |
| 231 fatal_error_sleep_loop1: | |
| 232 sleep | |
| 233 nop | |
| 234 decfsz temp1,F | |
| 235 bra fatal_error_sleep_loop1 | |
| 236 fatal_error_sleep_loop2: | |
| 21 | 237 bsf LED_red |
| 0 | 238 clrwdt |
| 239 WAIT10US d'5' | |
| 21 | 240 bcf LED_red |
| 0 | 241 sleep |
| 242 nop | |
| 243 decfsz temp4,F | |
| 244 bra fatal_error_sleep_loop2 | |
| 245 bra fatal_error_sleep_loop |