annotate code_part1/OSTC_code_asm_part1/isr.asm @ 330:447390289f47 ScreenDump

NEW screen_dump serial command (l)
author JeanDo
date Tue, 10 May 2011 03:18:20 +0200
parents ceedf078b2d8
children 797e2ac42d24
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1
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2 ; OSTC - diving computer code
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3 ; Copyright (C) 2008 HeinrichsWeikamp GbR
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4
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5 ; This program is free software: you can redistribute it and/or modify
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6 ; it under the terms of the GNU General Public License as published by
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7 ; the Free Software Foundation, either version 3 of the License, or
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8 ; (at your option) any later version.
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9
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10 ; This program is distributed in the hope that it will be useful,
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11 ; but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 ; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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13 ; GNU General Public License for more details.
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14
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15 ; You should have received a copy of the GNU General Public License
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16 ; along with this program. If not, see <http://www.gnu.org/licenses/>.
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17
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18
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19 ; written by: Matthias Heinrichs, info@heinrichsweikamp.com
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20 ; written: 10/30/05
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21 ; last updated: 05/16/08
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22 ; known bugs:
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23 ; ToDo:
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24
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25 ; the timer1 module interrupts every 62.5ms (16x/second)
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26 ; temperature and pressure is averaged over 4 measurements
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27 ; flag pressure_refresh is set every 500ms
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28 ; and provides accurate pressure (+/-1mBar stable) and temperature (0.1C stable)
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29
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30 uartint:
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31 btfsc simulatormode_active ; are we in simulatormode?
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32 bra simulator_int ; Yes, reading is depth in m!
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33
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34 movff RCREG,uart1_temp
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35 movlw d'96'
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36 subwf uart1_temp,F
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37 dcfsnz uart1_temp,F ; "a"
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38 bsf dump_external_eeprom ; set flag
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39 dcfsnz uart1_temp,F ; "b"
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40 bsf uart_settime ; set flag
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41 dcfsnz uart1_temp,F ; "c"
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42 bsf simulatormode_active ; set flag
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43 dcfsnz uart1_temp,F ; "d"
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44 bsf internal_eeprom_write ; set flag
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45 dcfsnz uart1_temp,F ; "e"
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46 bsf uart_send_hash ; set flag
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47 dcfsnz uart1_temp,F ; "f"
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48 bsf uart_reset_battery_stats ; set flag
0
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49 dcfsnz uart1_temp,F ; "g"
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50 bsf uart_send_int_eeprom ; set flag
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51 dcfsnz uart1_temp,F ; "h"
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52 bsf uart_reset_decodata ; set flag
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53 dcfsnz uart1_temp,F ; "i"
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54 bsf internal_eeprom_write2 ; set flag
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55 dcfsnz uart1_temp,F ; "j"
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56 bsf uart_send_int_eeprom2 ; set flag
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57 dcfsnz uart1_temp,F ; "k"
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58 bsf uart_store_tissue_data ; set flag
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59 dcfsnz uart1_temp,F ; "l"
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60 bsf uart_dump_screen ; set flag
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4ec488f046f4 Battery sign color coded, work on new uart-started 115200Baud bootloader (Do NOT use yet!)
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61
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62 movlw 0xC1
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63 cpfseq RCREG ; 115200Baud Bootloader request?
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64 bra uartint1 ; No
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65 bsf uart_115200_bootloader ; Yes, set Flag
0
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66
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67
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68 uartint1:
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69 movf RCREG,w ; unload RCREG in stand-alone simulator mode
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70 bcf PIR1,RCIF ; Clear flag
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71 bcf RCSTA,CREN ; Clear receiver status
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72 bsf RCSTA,CREN
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73 return
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74
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75 simulator_int:
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76 btfsc standalone_simulator ; ignore in standalone simulator mode
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77 bra uartint1
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78
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79 bsf LED_blue
0
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80 tstfsz RCREG ; =0x00?
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81 bra simulator_int1 ; No
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82 incf RCREG,F ; Yes, so force RCREG=1
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83
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84 simulator_int1:
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85 movf RCREG,w ; depth in m
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86 mullw d'100' ; result will be mbar
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87 movff PRODL,sim_pressure+0 ; stored for pressure overwrite
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88 movff PRODH,sim_pressure+1
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89 bra uartint1 ; exit uart int
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90
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91 switch_left_int:
0
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92 bcf INTCON,INT0IF ; Clear flag
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93
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94 btfsc T0CON,TMR0ON ; Timer0 running?
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95 bra timer0_restart ; Yes, restart
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96
266
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97 ; OSTC 2N has flipped screen and exchanged switches...
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98 movff win_flags,WREG ; Get into Bank0
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99 btfss WREG,0
0
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100 bsf switch_left ; Set flag, button press is OK
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101 btfsc WREG,0
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102 bsf switch_right ; Set flag, button press is OK
0
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103
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104 bsf T0CON,TMR0ON ; Start Timer 0
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105 return
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106
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107
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108 switch_right_int:
0
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109 bcf INTCON3,INT1IF ; Clear flag
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110
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111 btfsc T0CON,TMR0ON ; Timer0 running?
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112 bra timer0_restart ; Yes, restart
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113
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114 ; OSTC 2N has flipped screen and exchanged switches...
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115 movff win_flags,WREG ; Get into Bank0
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116 btfsc WREG,0
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117 bsf switch_left ; Set flag, button press is OK
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118 btfss WREG,0
0
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119 bsf switch_right ; Set flag, button press is OK
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120
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121 bsf T0CON,TMR0ON ; Start Timer 0
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122 return
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123
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124 timer0_restart:
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125 bcf INTCON,TMR0IF ; Clear flag
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126 clrf T0CON ; Timer0
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127 clrf TMR0H
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128 clrf TMR0L
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129 bsf T0CON,TMR0ON ; Start Timer 0
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130 return
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131
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132 timer0int:
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133 bcf INTCON,TMR0IF ; Clear flag
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134 bcf T0CON,TMR0ON ; Stop Timer 0
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135 clrf TMR0H
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136 clrf TMR0L
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137 return
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138
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139 timer1int:
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140 bcf PIR1,TMR1IF ; Clear flag
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141
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142 timer1int_debug:
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143 bcf LED_red ; LEDr off (For charge indicator)
0
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144
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145 movlw 0x08 ; Timer1 int after 62.5ms (=16/second)
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146 cpfslt TMR1H ; Did we miss a 1/16 second?
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147 incf timer1int_counter1,F ; Yes, add extra 1/16 second
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148
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149 movlw 0x08 ; Timer1 int after 62.5ms (=16/second)
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150 subwf TMR1H,F
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151
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152 incf timer1int_counter1,F ; Increase timer1 counter
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153
0
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154 movlw d'15' ; One second 16
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155 cpfsgt timer1int_counter1
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156 bra sensor_int_pre ; only pressure sensor
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157 rcall RTCisr ; adjust time, then query pressure sensor
0
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158
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159 sensor_int_pre:
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160 btfsc sleepmode ; In sleepmode?
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161 return ; Yes
0
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162
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163 sensor_int:
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164 btfsc no_sensor_int ; No sensor interrupt (because it's addressed during sleep)
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165 return
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166
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167 incf timer1int_counter2,F ; counts to eight for state maschine
0
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168
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169 ; State 1: Clear flags and average registers, get temperature (51us) and start pressure integration (73,5us)
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170 ; State 2: Get pressure (51us), start temperature integration (73,5us) and calculate temperature compensated pressure (233us)
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171 ; State 3: Get temperature (51us) and start pressure integration (73,5us)
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172 ; State 4: Get pressure (51us), start temperature integration (73,5us) and calculate temperature compensated pressure (233us)
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173 ; State 5: Get temperature (51us) and start pressure integration (73,5us)
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174 ; State 6: Get pressure (51us), start temperature integration (73,5us) and calculate temperature compensated pressure (233us)
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175 ; State 7: Get temperature (51us) and start pressure integration (73,5us)
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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
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177
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178 movff timer1int_counter2,isr_divB ; isr_divB used as temp here...
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179 dcfsnz isr_divB,F
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180 bra sensor_int_state1_plus_restart ; Do State 1
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181 dcfsnz isr_divB,F
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182 bra sensor_int_state2 ; Do State 2
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183 dcfsnz isr_divB,F
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184 bra sensor_int_state1 ; Do State 3
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185 dcfsnz isr_divB,F
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186 bra sensor_int_state2 ; Do State 4
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187 dcfsnz isr_divB,F
9581e48a914f Some cleanup in the ISR
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parents: 111
diff changeset
188 bra sensor_int_state1 ; Do State 5
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
189 dcfsnz isr_divB,F
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
190 bra sensor_int_state2 ; Do State 6
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
191 dcfsnz isr_divB,F
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
192 bra sensor_int_state1 ; Do State 7
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
193 ; bra sensor_int2_plus_average ; Do State 8
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
194
9581e48a914f Some cleanup in the ISR
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parents: 111
diff changeset
195 ;sensor_int2_plus_average:
9581e48a914f Some cleanup in the ISR
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parents: 111
diff changeset
196 rcall sensor_int_state2
9581e48a914f Some cleanup in the ISR
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parents: 111
diff changeset
197 sensor_int2_plus_average2:
0
96a35aeda5f2 Initial setup
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parents:
diff changeset
198 bcf STATUS,C
96a35aeda5f2 Initial setup
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parents:
diff changeset
199 rrcf isr3_temp+1 ; isr3_temp / 2
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
200 rrcf isr3_temp+0
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
201 bcf STATUS,C
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
202 rrcf temperature_temp+1 ; temperature_temp /2
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
203 rrcf temperature_temp+0
238
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
204
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
205 bcf STATUS,C
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
206 rrcf isr3_temp+1 ; isr3_temp / 4
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
207 rrcf isr3_temp+0
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
208 bcf STATUS,C
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
209 rrcf temperature_temp+1 ; temperature_temp /4
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
210 rrcf temperature_temp+0
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
211
0
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
212 movff isr3_temp+1,amb_pressure+1 ; copy into actual register
96a35aeda5f2 Initial setup
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parents:
diff changeset
213 movff isr3_temp+0,amb_pressure+0
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
214
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
215 movff temperature_temp+1,temperature+1
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
216 movff temperature_temp+0,temperature+0
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
217
96a35aeda5f2 Initial setup
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parents:
diff changeset
218 bsf pressure_refresh ; Set flag! Temp and pressure were updated!
238
9581e48a914f Some cleanup in the ISR
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parents: 111
diff changeset
219 clrf timer1int_counter2 ; Then reset State counter
0
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
220
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
221 btfss simulatormode_active ; are we in simulator mode?
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
222 bra comp_air_pressure ; no
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
223
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
224 comp_air_pressure0:
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
225 movlw LOW d'1000' ; yes, so simulate 1Bar surface pressure
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
226 movwf last_surfpressure+0
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
227 movlw HIGH d'1000'
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
228 movwf last_surfpressure+1
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
229
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
230 comp_air_pressure:
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
231 bcf neg_flag
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
232 movf last_surfpressure+0,W ; compensate airpressure
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
233 subwf amb_pressure+0,W
238
9581e48a914f Some cleanup in the ISR
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parents: 111
diff changeset
234 movwf rel_pressure+0 ; rel_pressure stores depth!
0
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
235
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
236 movf last_surfpressure+1,W
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
237 subwfb amb_pressure+1,W
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
238 movwf rel_pressure+1
238
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
239 btfss STATUS,N ; result is below zero?
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
240 return
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
241 clrf rel_pressure+0 ; Yes, do not display negative depths
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
242 clrf rel_pressure+1 ; e.g. when surface air pressure dropped during the dive
0
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
243 return
238
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
244
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
245
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
246 sensor_int_state1_plus_restart:
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
247 bcf pressure_refresh ; clear flags
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
248 clrf isr3_temp+0 ; pressure average registers
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
249 clrf isr3_temp+1
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
250 clrf temperature_temp+0
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
251 clrf temperature_temp+1
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
252
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
253 sensor_int_state1:
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
254 call get_temperature_value ; State 1: Get temperature
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
255 call get_pressure_start ; and start pressure integration.
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
256 return ; Done.
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
257
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
258 sensor_int_state2:
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
259 call get_pressure_value ; State2: Get pressure (51us)
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
260 call get_temperature_start ; and start temperature integration (73,5us)
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
261 call calculate_compensation ; calculate temperature compensated pressure (233us)
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
262 movf amb_pressure+0,W
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
263 addwf isr3_temp+0 ; average pressure
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
264 movf amb_pressure+1,W
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
265 addwfc isr3_temp+1
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
266 movf temperature+0,W
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
267 addwf temperature_temp+0 ; average temperature
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
268 movf temperature+1,W
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
269 addwfc temperature_temp+1
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
270 return
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
271
0
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
272
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
273 RTCisr:
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
274 clrf timer1int_counter1 ; counts to 16 (one second / 62.5ms)
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
275 bsf onesecupdate ; we have a new second!
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
276
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
277 bcf STATUS,Z ; are we in dive mode?
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
278 btfss divemode
238
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
279 bra RTCisr2 ; No, must be surface or sleepmode
0
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
280
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
281 incf samplesecs,F ; CF20 diving seconds done
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
282 decf samplesecs_value,W ; holds CF20 value (minus 1 into WREG)
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
283 cpfsgt samplesecs
238
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
284 bra RTCisr1 ; no
0
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
285
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
286 clrf samplesecs ; clear counter...
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
287 bsf store_sample ; ...and set bit for profile storage
238
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
288
0
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
289 RTCisr1:
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
290 ; Increase re-setable average depth divetime counter
111
ed7826c740a0 1.74beta rc1
heinrichsweikamp
parents: 49
diff changeset
291 incf average_divesecs+0,F ; increase stopwatch registers
0
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
292 btfsc STATUS,Z
111
ed7826c740a0 1.74beta rc1
heinrichsweikamp
parents: 49
diff changeset
293 incf average_divesecs+1,F ; increase stopwatch registers
0
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
294
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
295 btfss divemode2 ; displayed divetime is running?
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
296 bra RTCisr2 ; No (e.g. too shallow)
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
297
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
298 incf divesecs,F ; increase divetime registers
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
299 movlw d'59'
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
300 cpfsgt divesecs
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
301 bra RTCisr1a
238
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
302
0
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
303 clrf divesecs
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
304 bsf realdive ; this bit is always set (again) if the dive is longer then one minute
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
305
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
306 incf divemins+0,F ; increase divemins
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
307 btfsc STATUS,Z
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
308 incf divemins+1,F ; and now do the realtime clock routine anyway
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
309
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
310 RTCisr1a:
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
311 btfss FLAG_apnoe_mode ; Are we in Apnoe mode?
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
312 bra RTCisr2 ; No, skip the following
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
313
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
314 incf apnoe_secs,F ; increase descent registers
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
315 movlw d'59'
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
316 cpfsgt apnoe_secs
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
317 bra RTCisr2
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
318 clrf apnoe_secs
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
319
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
320 incf apnoe_mins,F ; increase descent mins
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
321 ; Now, do the RTC routine....
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
322 RTCisr2:
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
323 incf secs,F ; adjusts seconds, minutes, hours, day, month and year. Checks for a leap year and works until 2099!
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
324 movlw d'59'
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
325 cpfsgt secs
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
326 return
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
327 clrf secs
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
328 bsf oneminupdate
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
329 incf mins,F
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
330 movlw d'59'
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
331 cpfsgt mins
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
332 return
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
333 clrf mins
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
334 incf hours,F
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
335 movlw d'23'
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
336 cpfsgt hours
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
337 return
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
338 clrf hours
13
3b30cd739782 1.53 beta rc2
heinrichsweikamp
parents: 0
diff changeset
339 incf day,F
43
65d5b0c8da41 New CF48, changed CF15
heinrichsweikamp
parents: 21
diff changeset
340 movff time_correction_value,secs ; Correct too slow clock
13
3b30cd739782 1.53 beta rc2
heinrichsweikamp
parents: 0
diff changeset
341
0
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
342 check_date:
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
343 movff month,isr_divB ; new month?
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
344 dcfsnz isr_divB,F
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
345 movlw .31
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
346 dcfsnz isr_divB,F
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
347 movlw .28
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
348 dcfsnz isr_divB,F
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
349 movlw .31
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
350 dcfsnz isr_divB,F
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
351 movlw .30
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
352 dcfsnz isr_divB,F
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
353 movlw .31
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
354 dcfsnz isr_divB,F
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
355 movlw .30
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
356 dcfsnz isr_divB,F
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
357 movlw .31
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
358 dcfsnz isr_divB,F
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
359 movlw .31
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
360 dcfsnz isr_divB,F
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
361 movlw .30
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
362 dcfsnz isr_divB,F
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
363 movlw .31
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
364 dcfsnz isr_divB,F
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
365 movlw .30
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
366 dcfsnz isr_divB,F
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
367 movlw .31
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
368 cpfsgt day,1
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
369 return
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
370 movlw .1
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
371 movwf day
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
372 incf month,F
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
373 movlw .12
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
374 cpfsgt month,1
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
375 return
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
376 movlw .1
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
377 movwf month
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
378 incf year,F
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
379 return