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annotate src/sleepmode.asm @ 243:ee81f46714cb

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author heinrichsweikamp
date Wed, 04 Mar 2015 16:25:44 +0100
parents 23311219dacc
children 653a3ab08062
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1 ;=============================================================================
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2 ;
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3 ; File sleepmode.asm
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4 ;
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5 ; Sleepmode
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6 ;
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7 ; Copyright (c) 2011, JD Gascuel, HeinrichsWeikamp, all right reserved.
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8 ;=============================================================================
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9 ; HISTORY
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10 ; 2011-08-12 : [mH] moving from OSTC code
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11
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12 #include "ostc3.inc" ; Mandatory header
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13 #include "shared_definitions.h" ; Mailbox from/to p2_deco.c
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14 #include "surfmode.inc"
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15 #include "tft.inc"
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16 #include "isr.inc"
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17 #include "start.inc"
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18 #include "adc_lightsensor.inc"
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19 #include "math.inc"
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20 #include "ms5541.inc"
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21 #include "wait.inc"
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22 #include "eeprom_rs232.inc"
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23 #include "external_flash.inc"
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24 #include "ghostwriter.inc"
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25 #include "i2c.inc"
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26 #include "mcp.inc"
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27
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939f1e83c4c2 BUGFIX: Surface interval was not displayed correctly in some cases
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939f1e83c4c2 BUGFIX: Surface interval was not displayed correctly in some cases
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29 extern vault_decodata_into_eeprom
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30
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31 gui CODE
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32
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33 global sleeploop
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34 sleeploop: ; enter sleepmode!
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5a4801918be9 temporally disable "Copy disable flags from digital input" routine
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35 call disable_ir_s8 ; IR/S8 off
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36 call mcp_sleep
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37 bcf LEDg
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38 bcf LEDr
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e4e91fe8b09d remember last customview in dive and surface mode
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39 movff menupos3,customview_surfmode; save last customview
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40 call TFT_Display_FadeOut
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41 call TFT_DisplayOff ; display off
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42 call disable_rs232 ; USB off
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939f1e83c4c2 BUGFIX: Surface interval was not displayed correctly in some cases
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43 call vault_decodata_into_eeprom ; store deco data
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44 call I2C_sleep_accelerometer
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45 call I2C_sleep_compass
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46 call ext_flash_enable_protection ; enable write protection for external flash
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47 call update_battery_registers ; update battery registers into EEPROM
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48 clrf divemins+0
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49 clrf divemins+1
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50 call speed_normal
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51 bsf no_sensor_int ; No sensor interrupt
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52 bcf enable_screen_dumps ; =1: Ignore vin_usb, wait for "l" command (Screen dump)
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53 clrf ADCON0 ; Power-Down ADC Module
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54 sleeploop_loop:
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4574aed5cd4c Show clock in Apnea mode, minor layout changes in Apnea mode
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55 btfsc onesecupdate ; one second in sleep?
4574aed5cd4c Show clock in Apnea mode, minor layout changes in Apnea mode
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56 rcall onesec_sleep ; check switches, check pressure sensor, etc.
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57
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58 btfss sleepmode ; wake up? (This bit will be set in other routines)
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59 goto restart ; yes
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60
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61 rcall sleepmode_sleep ; Wait at least 35ms (every 62,5ms Timer7 wakeup)
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62
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63 ; Any button pressed in sleep?
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64 btfsc switch_left
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65 rcall onesec_sleep1a
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66 btfsc switch_right
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67 rcall onesec_sleep1a
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68
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69 btfss sleepmode ; wake up? (This bit will be set in other routines)
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70 goto restart ; yes
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71
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72 bra sleeploop_loop ; do loop until someting happens
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73
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4574aed5cd4c Show clock in Apnea mode, minor layout changes in Apnea mode
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74 onehour_sleep:
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75 call update_battery_registers ; update battery registers into EEPROM
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76 call vault_decodata_into_eeprom ; update deco data
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77 bcf onehourupdate ; all done
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78 return
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79
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80 onemin_sleep:
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c511dc403d7e (Slightly) reduce current consumption in Eco and sleep mode
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81 btfsc onehourupdate ; one hour in sleep?
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82 rcall onehour_sleep ; Yes
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83
0
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84 ;---- adjust airpressure compensation any 15 minutes
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85 incf divemins+1,F ; counts to 14...
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86 movlw d'14'
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87 cpfsgt divemins+1
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88 bra onemin_sleep2 ; 15 minutes not done!
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89
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90 ; Tasks every 15 minutes in sleep
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91 clrf divemins+1 ; reset counter
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92
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93 call deco_calc_CNS_decrease_15min ; compute CNS decay in sleep only
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94 banksel common
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95
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96 SAFE_2BYTE_COPY last_surfpressure_15min, last_surfpressure_30min ; save older airpressure
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97 SAFE_2BYTE_COPY amb_pressure, last_surfpressure_15min ; save new airpressure
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98
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99 movlw LOW max_surfpressure
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100 movff WREG,sub_a+0 ; max. "allowed" airpressure in mbar
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101 movlw HIGH max_surfpressure
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102 movff WREG,sub_a+1 ; max. "allowed" airpressure in mbar
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103 movff last_surfpressure_15min+0,sub_b+0
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104 movff last_surfpressure_15min+1,sub_b+1
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105 call subU16 ; sub_c = sub_a - sub_b
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106 btfss neg_flag ; Is 1080mbar < amb_pressure ?
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107 bra onemin_sleep2 ; NO: current airpressure is lower then "allowed" airpressure, ok!
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108
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109 ; not ok! Overwrite with max. "allowed" airpressure
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110 movlw LOW max_surfpressure
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111 movff WREG,last_surfpressure_15min+0 ; max. "allowed" airpressure in mbar
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112 movlw HIGH max_surfpressure
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113 movff WREG,last_surfpressure_15min+1 ; max. "allowed" airpressure in mbar
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114
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115 onemin_sleep2:
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116 ; Tasks every minute in sleep
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117 SAFE_2BYTE_COPY amb_pressure, int_I_pres_respiration ; LOW copy pressure to deco routine
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118 call deco_calc_wo_deco_step_1_min ; "calc_tissue_sleep"
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119 banksel common
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120
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121 bcf oneminupdate ; all done
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122 return
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123
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124 onesec_sleep:
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125 btfsc oneminupdate ; one minute in sleep?
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126 rcall onemin_sleep ; do oneminute tasks, e.g. calculate desaturation
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127
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128 btfsc rechargeable
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e2f04bb2539c battery check in sleep
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129 call get_battery_voltage ; Check for charger
e2f04bb2539c battery check in sleep
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130
0
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131 incf divemins+0,F ; counts to #test_pressure_in_sleep (5)
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132 movlw d'5'
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133 cpfsgt divemins+0 ; here: temp variable
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134 bra onesec_sleep1 ; #test_pressure_in_sleep not done yet
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135
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136 clrf divemins+0 ; clear counter
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137 rcall pressuretest_sleep_fast ; Gets pressure without averaging (faster!)
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138 ; compare current ambient pressure with wake_up_from_sleep
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139 movlw LOW wake_up_from_sleep
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140 movwf sub_a+0 ; power on if ambient pressure is greater threshold
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141 movlw HIGH wake_up_from_sleep
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142 movwf sub_a+1 ; power on if ambient pressure is greater threshold
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143 SAFE_2BYTE_COPY amb_pressure, sub_b
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144 call subU16 ; Is (1160mbar - averaged(amb_pressure)) < 0 ?
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145 btfsc neg_flag ; Wake up from Sleep?
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146 bra onesec_sleep1a ; Yes, skip button checks, wake up!
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147
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23311219dacc under construction: new hardware_flag to configure different hardware versions
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148 btfsc rechargeable
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dcd513840c6c cleanup
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149 bra onesec_sleep1 ; No wake-up with cR hardware
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150 btfsc vusb_in ; USB plugged in?
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151 bra onesec_sleep1a ; Yes, skip button checks, wake up!
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152
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153 onesec_sleep1:
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154 bcf onesecupdate ; all done.
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155 ; Check switches
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156 btfsc switch_left
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157 bra onesec_sleep1a
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158 btfsc switch_right
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159 bra onesec_sleep1a
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160 ; No button pressed
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161 bcf INTCON,INT0IF ; Clear flag
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162 bcf INTCON3,INT1IF ; Clear flag
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163 return
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164
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165 onesec_sleep1a: ; At least one button pressed or amb_pressure > wake_up_from_sleep
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166 bcf INTCON,INT0IF ; Clear flag
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167 bcf INTCON3,INT1IF ; Clear flag
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168 bcf sleepmode ; wake up!
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169 SAFE_2BYTE_COPY last_surfpressure_30min, amb_pressure ; copy for compatibility
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170 movlw .0
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171 movff WREG,sensor_state_counter ; Reset sensor state counter
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172 bcf no_sensor_int ; normal sensor interrupt mode
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173 return
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174
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175 pressuretest_sleep_fast: ; Get pressure without averaging (Faster to save some power in sleep mode)
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176 banksel isr_backup ; Back to Bank0 ISR data
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177 clrf amb_pressure_avg+0 ; pressure average registers
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178 clrf amb_pressure_avg+1
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179 clrf temperature_avg+0
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180 clrf temperature_avg+1
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181 call get_temperature_start ; and start temperature integration (73,5us)
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182 banksel common
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183 rcall sleepmode_sleep ; Wait at least 35ms (every 62,5ms Timer7 wakeup)
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184 rcall sleepmode_sleep ; Wait at least 35ms (every 62,5ms Timer7 wakeup)
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185 banksel isr_backup ; Back to Bank0 ISR data
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186 call get_temperature_value ; State 1: Get temperature
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187 call get_pressure_start ; Start pressure integration.
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188 banksel common
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189 rcall sleepmode_sleep ; Wait at least 35ms (every 62,5ms Timer7 wakeup)
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190 rcall sleepmode_sleep ; Wait at least 35ms (every 62,5ms Timer7 wakeup)
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191 bsf LEDg ; Show some activity
0
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192 banksel isr_backup ; Back to Bank0 ISR data
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193 call get_pressure_value ; State2: Get pressure (51us)
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194 call calculate_compensation ; calculate temperature compensated pressure (27us)
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195 banksel common
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196 SAFE_2BYTE_COPY amb_pressure_avg, amb_pressure ; copy for compatibility
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197 bcf LEDg
0
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198 return
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199
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200 sleepmode_sleep:
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201 banksel 0xF16 ; Addresses, F16h through F5Fh, are also used by SFRs, but are not part of the Access RAM.
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202 clrf T7GCON ; Reset Timer7 Gate Control register
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203 movlw b'10001101' ; 1:1 Prescaler -> 2seconds@32768Hz, not synced
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204 movwf T7CON
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205 sleep
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206 sleep
0
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207 clrf T7GCON ; Reset Timer7 Gate Control register
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208 movlw b'10001001' ; 1:1 Prescaler -> 2seconds@32768Hz, synced
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209 movwf T7CON
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210 banksel common ; Bank1
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211 return
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212
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213 END