Mercurial > public > mk2
annotate code_part1/OSTC_code_asm_part1/sleepmode.asm @ 841:8d73c9dcf851 default tip
3.16 release
| author | mh |
|---|---|
| date | Tue, 24 Oct 2023 10:38:04 +0200 |
| parents | 2a0e5d884fc3 |
| children |
| rev | line source |
|---|---|
| 815 | 1 ; OSTC Mk.2, 2N and 2C - diving computer code |
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BUGFIX: Divetime had unwanted "." behind the minutes
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2 ; Copyright (C) 2015 HeinrichsWeikamp GbR |
| 0 | 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) | |
| 681 | 30 call DISP_ClearScreen ; clear |
| 0 | 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: | |
| 681 | 36 call DISP_DisplayOff ; display off |
| 0 | 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 | |
| 59 sleep ; Sleep until Timer1 will wake up the device | |
| 60 nop | |
| 61 bra sleeploop_loop ; do loop until someting happens | |
| 62 | |
| 63 | |
| 64 onemin_sleep: | |
| 65 call get_battery_voltage ; get battery voltage | |
| 66 btfsc enter_error_sleep ; Enter Fatal Error Routine? | |
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67 goto fatal_error_sleep ; Yes (In Sleepmode_vxx.asm!) |
| 0 | 68 |
| 354 | 69 ;---- adjust airpressure compensation any 15 minutes |
| 0 | 70 incf divemins+1,F ; counts to 14... |
| 71 movlw d'14' | |
| 72 cpfsgt divemins+1 | |
| 73 bra onemin_sleep2 ; 15 minutes not done! | |
| 354 | 74 clrf divemins+1 ; reset counter |
| 0 | 75 |
| 76 rcall pressuretest_sleep_fast ; Gets pressure without averaging (faster!) | |
| 77 | |
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78 SAFE_2BYTE_COPY amb_pressure_avg, amb_pressure ; copy for compatibility |
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79 |
| 0 | 80 call check_temp_extrema ; Check for temperature extremas |
| 81 | |
| 116 | 82 call deco_calc_CNS_decrease_15min ; compute CNS decay in sleep only |
| 0 | 83 movlb b'00000001' |
| 354 | 84 |
| 0 | 85 movff last_surfpressure_15min+0,last_surfpressure_30min+0 ; save older airpressure |
| 86 movff last_surfpressure_15min+1,last_surfpressure_30min+1 ; save older airpressure | |
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BUGFIX protect against ISR changing pressure/temperature while reading it.
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87 SAFE_2BYTE_COPY amb_pressure, last_surfpressure_15min ; save new airpressure |
| 0 | 88 |
| 89 GETCUSTOM15 d'7' ; loads max_sufpressure into lo, hi | |
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90 movff lo,sub_a+0 ; max. "allowed" airpressure in mbar |
| 0 | 91 movff hi,sub_a+1 |
| 92 movff last_surfpressure_15min+0,sub_b+0 | |
| 93 movff last_surfpressure_15min+1,sub_b+1 | |
| 94 call sub16 ; sub_c = sub_a - sub_b | |
| 354 | 95 btfss neg_flag ; Is 1080mbar < amb_pressure ? |
| 96 bra onemin_sleep2 ; NO: current airpressure is lower then "allowed" airpressure, ok! | |
| 97 | |
| 98 ; not ok! Overwrite with max. "allowed" airpressure | |
| 0 | 99 GETCUSTOM15 d'7' ; loads max_sufpressure into lo, hi |
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100 movff lo,last_surfpressure_15min+0 ; max. "allowed" airpressure in mbar |
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101 movff hi,last_surfpressure_15min+1 ; max. "allowed" airpressure in mbar |
| 0 | 102 |
| 103 onemin_sleep2: | |
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341
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BUGFIX protect against ISR changing pressure/temperature while reading it.
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104 SAFE_2BYTE_COPY amb_pressure, int_I_pres_respiration ; LOW copy pressure to deco routine |
| 0 | 105 GETCUSTOM8 d'11' ; Saturation multiplier % |
| 251 | 106 movff WREG,char_I_saturation_multiplier |
| 0 | 107 GETCUSTOM8 d'12' ; Desaturation multiplier % |
| 251 | 108 movff WREG,char_I_desaturation_multiplier |
| 116 | 109 call deco_calc_wo_deco_step_1_min ; "calc_tissue_sleep" |
| 0 | 110 movlb b'00000001' ; RAM Bank1 selected |
| 111 | |
| 112 bcf oneminupdate ; all done | |
| 113 return | |
| 114 | |
| 115 onesec_sleep: | |
| 116 call test_charger ; charger on? | |
| 117 | |
| 118 btfss nofly_active | |
| 119 bra onesec_sleep_nonofly | |
| 120 | |
| 21 | 121 bsf LED_blue ; Set nofly LED |
| 0 | 122 |
| 123 nop | |
| 124 sleep | |
| 125 nop | |
| 126 | |
| 127 onesec_sleep_nonofly: | |
| 21 | 128 bcf LED_blue ; Clear nofly LED |
| 0 | 129 incf divemins+0,F ; counts to #test_pressure_in_sleep (5) |
| 130 movlw d'5' | |
| 131 cpfsgt divemins+0 ; here: temp variable | |
| 132 bra onesec_sleep1 ; #test_pressure_in_sleep not done yet | |
| 354 | 133 clrf divemins+0 |
| 134 | |
| 0 | 135 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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136 SAFE_2BYTE_COPY amb_pressure_avg, amb_pressure ; copy for compatibility |
| 0 | 137 |
| 361 | 138 ; compare current ambient pressure with threshold CF6==1160mbar. |
| 0 | 139 GETCUSTOM15 d'6' ; loads pressure threshold into lo,hi |
| 140 movff lo,sub_a+0 ; power on if ambient pressure is greater threshold | |
| 141 movff hi,sub_a+1 | |
| 361 | 142 SAFE_2BYTE_COPY amb_pressure_avg, sub_b |
| 143 call sub16 ; Is (1160mbar - averaged(amb_pressure)) < 0 ? | |
| 0 | 144 bsf sleepmode |
| 145 btfsc neg_flag ; Wake up from Sleep? | |
| 146 bcf sleepmode ; amb_pressure>pressure_offset_divemode: wake up! | |
| 354 | 147 |
| 0 | 148 onesec_sleep1: |
| 149 bcf onesecupdate ; all done. | |
| 150 btfsc switch_left | |
| 151 bra onesec_sleep1a | |
| 152 btfsc switch_right | |
| 153 bra onesec_sleep1a | |
| 154 ; No button pressed | |
| 155 bcf INTCON,INT0IF ; Clear flag | |
| 156 bcf INTCON3,INT1IF ; Clear flag | |
| 157 bcf switch_right | |
| 158 bcf switch_left | |
| 159 bcf T0CON,TMR0ON ; Stop Timer 0 | |
| 160 return | |
| 161 onesec_sleep1a: ; At least one button pressed.... | |
| 162 bcf INTCON,INT0IF ; Clear flag | |
| 163 bcf INTCON3,INT1IF ; Clear flag | |
| 164 bcf switch_right | |
| 165 bcf switch_left | |
| 166 bcf T0CON,TMR0ON ; Stop Timer 0 | |
| 354 | 167 bcf sleepmode ; wake up! |
| 125 | 168 |
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BUGFIX Altimeter reset when exiting sleep mode (bug#&6).
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169 ; 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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170 call altimeter_restart |
| 125 | 171 |
| 0 | 172 return |
| 173 | |
| 174 pressuretest_sleep_fast: ; Get pressure without averaging (Faster to save some power in sleep mode) | |
| 175 call get_temperature_start ; and start temperature integration (73,5us) | |
| 176 sleep | |
| 177 nop | |
| 178 sleep | |
| 179 nop | |
| 180 sleep ; Wait at least 35ms (every 16.5ms Timer1 wakeup) | |
| 181 call get_temperature_value ; State 1: Get temperature | |
| 182 call get_pressure_start ; Start pressure integration. | |
| 183 sleep | |
| 184 nop | |
| 185 sleep | |
| 186 nop | |
| 187 sleep ; Wait at least 35ms (every 16.5ms Timer1 wakeup) | |
| 188 call get_pressure_value ; State2: Get pressure (51us) | |
| 703 | 189 clrf temperature_avg+0 |
| 190 clrf temperature_avg+1 | |
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191 clrf amb_pressure_avg+0 |
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192 clrf amb_pressure_avg+1 ; clear for sleep routine |
| 0 | 193 call calculate_compensation ; calculate temperature compensated pressure (233us) |
| 194 return | |
| 195 | |
| 196 fatal_error_sleep: | |
| 774 | 197 call DISP_DisplayOff ; display off |
| 198 call disable_rs232 ; disable UART module | |
| 199 | |
| 200 bcf TRISB,6 | |
| 201 bcf TRISB,7 | |
| 202 bcf PORTB,6 | |
| 203 bcf PORTB,7 ; Disable UART | |
| 204 fatal_error_sleep_loop: | |
| 0 | 205 movff fatal_error_code,temp4 |
| 206 movlw d'15' | |
| 207 movwf temp1 | |
| 208 fatal_error_sleep_loop1: | |
| 209 sleep | |
| 210 nop | |
| 211 decfsz temp1,F | |
| 212 bra fatal_error_sleep_loop1 | |
| 213 fatal_error_sleep_loop2: | |
| 774 | 214 call get_battery_voltage ; get battery voltage |
| 215 btfss enter_error_sleep ; REALLY enter Fatal Error Routine? | |
| 216 goto restart ; No | |
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217 |
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218 btfss CHRG_IN ; If CHRG_IN=0 -> CC active |
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219 goto restart ; wake up |
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220 |
| 21 | 221 bsf LED_red |
| 0 | 222 clrwdt |
| 223 WAIT10US d'5' | |
| 21 | 224 bcf LED_red |
| 0 | 225 sleep |
| 226 nop | |
| 227 decfsz temp4,F | |
| 228 bra fatal_error_sleep_loop2 | |
| 229 bra fatal_error_sleep_loop |