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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 ; Mainroutines for divemode
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20 ; written by: Matthias Heinrichs, info@heinrichsweikamp.com
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21 ; written: 10/01/05
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22 ; last updated: 15/05/08
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23 ; known bugs:
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24 ; ToDo:
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25
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26 diveloop:
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27 call diveloop_boot ; Boot tasks for all modes
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28
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29 ; Startup Tasks for all modes
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30 ostc_debug 'R' ; Sends debug-information to screen if debugmode active
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31 call PLED_ClearScreen ; clean up OLED
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32 call PLED_divemode_mask ; Display mask
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33 call PLED_active_gas_divemode ; Display gas, if required
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34 call PLED_temp_divemode ; Displays temperature
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35
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36 btfsc FLAG_apnoe_mode
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37 bsf realdive ; Set Realdive flag in Apnoe mode
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38
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39 btfsc gauge_mode
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40 bra diveloop_loop ; Skip in gauge mode
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41 btfsc FLAG_apnoe_mode
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42 bra diveloop_loop ; Skip in apnoe mode
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43
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44 ; Startup Tasks for deco modes
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45 call PLED_display_ndl_mask ; display "no stop" if not in gauge or apnoe mode
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46
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47 diveloop_loop: ; The diveloop starts here
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48 btfss onesecupdate ; tasks any new second
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49 bra diveloop_loop2
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50
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63
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51 btfss premenu ; Is the divemode menu active?
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52 call PLED_diveclock ; No, show clock (If clock should be displayed)
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53
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0
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54 btfsc gauge_mode ; Only in gauge mode
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55 bra diveloop_loop1a ; One Second Tasks in Gauge mode
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56 btfsc FLAG_apnoe_mode ; Only in apnoe mode
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57 bra diveloop_loop1b ; One Second Tasks in Apnoe mode
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58 btfsc FLAG_const_ppO2_mode ; only in const_ppO2_mode
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59 bra diveloop_loop1c ; One Second Tasks in const_ppO2 mode
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60
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61 ; Tasks only for OC modes
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62 call check_ppO2 ; check ppO2 and displays warning if required
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63 call calc_deko_divemode ; calculate decompression and display result (any two seconds)
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64 bra diveloop_loop1x ; Common Tasks
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65
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66 ; Tasks only for Gauge mode
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67 diveloop_loop1a:
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68 btfss premenu ; Is the divemode menu active?
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69 call PLED_divemins ; display (new) divetime!
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70 call timeout_divemode ; dive finished? This routine sets the required flags
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71
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72 btfsc stopwatch_active ; =1: Show Average Depth instead of Temperature
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73 call PLED_stopwatch_show ; Show stopwatch only in Average mode
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74
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75 btfsc twosecupdate ; two seconds after the last call
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76 bra diveloop_loop1a2 ; Common Tasks
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77
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78 bsf twosecupdate ; Routines used in the "other second"
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79 call calc_average_depth ; calculate average depth
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80
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81 bra diveloop_loop1x ; Common Tasks
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82
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83 diveloop_loop1a2:
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84 bcf twosecupdate
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85 bra diveloop_loop1x ; Common Tasks
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86
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87 ; Tasks only for Apnoe mode
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88 diveloop_loop1b:
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89 call divemode_apnoe_tasks ; 1 sec. Apnoe tasks
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90 bra diveloop_loop1x ; Common Tasks
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91
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92 ; Tasks only for ppO2 mode
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93 diveloop_loop1c:
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94 call PLED_const_ppO2_value ; display const ppO2 setting in [Bar]
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95 call calc_deko_divemode ; calculate decompression and display result (any two seconds)
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3
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96 btfsc is_bailout ; Are we in Bailout mode?
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97 call check_ppO2_bail ; Yes, display ppO2 (If required)
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98
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0
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99 bra diveloop_loop1x ; Common Tasks
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100
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101 ; Common Tasks for all modes
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102 diveloop_loop1x:
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103 call timeout_divemode ; dive finished? This routine sets the required flags
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104 btfsc low_battery_state ; If battery is low, then...
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105 call update_batt_voltage_divemode ; Display Battery Symbol/Voltage!
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106 btfsc premenu ; is Menu? displayed?
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107 call timeout_premenu_divemode ; No, so check for timeout premenu
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108 btfsc menubit ; is the Dive mode menu displayed?
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109 call timeout_divemenu ; Yes, so check for timeout divemenu
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110 call set_leds_divemode ; Sets warnings, if required. Also Sets buzzer
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111 btfsc enter_error_sleep ; Enter Fatal Error Routine?
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16
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112 call fatal_error_sleep ; Yes (In Sleepmode_vxx.asm!)
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0
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113
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114 btfsc stopwatch_active ; =1: Show Average Depth instead of Temperature
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115 call PLED_stopwatch_show ; Show stopwatch only in Average mode
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116
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117 bcf onesecupdate ; one seconds update done
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118
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119 GETCUSTOM8 d'38' ; Show seconds (=1?)
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120 movwf lo
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121 movlw d'1'
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122 cpfseq lo ; =1?
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123 bra diveloop_loop2 ; No, minutes only
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124 bsf update_divetime ; Set Update flag
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125
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126
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127 diveloop_loop2:
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128 btfss update_divetime ; display new divetime?
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129 bra diveloop_loop3 ; No
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130 btfsc premenu ; Is the divemode menu active?
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131 bra diveloop_loop2a ; Yes
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132 call PLED_divemins ; Display (new) divetime!
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133 btfsc FLAG_const_ppO2_mode ; only in const_ppO2_mode
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134 call PLED_const_ppO2_value ; display const ppO2 setting in [Bar]
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135 btfsc ppO2_show_value ; show ppO2?
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136 call check_ppO2 ; check ppO2 and displays warning if required
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137
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138 diveloop_loop2a:
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139 bcf update_divetime ; clear flag
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140
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141
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142 diveloop_loop3:
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143 btfss menubit ; Divemode menu active?
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144 call test_switches_divemode ; No, Check switches normal
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145
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146 btfsc menubit ; Divemode menu active?
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147 call test_switches_divemode_menu ; Yes, check switches divemode menu
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148
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149 btfss divemode ; Dive finished?
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150 bra end_dive ; Dive finished!
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151
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152 btfsc pressure_refresh ; new pressure available?
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153 call update_divemode1 ; Yes, display new depth
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154 bcf pressure_refresh ; until new pressure is available
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155
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156 btfsc oneminupdate ; one minute tasks
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157 call update_divemode60 ; Update clock, etc.
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158
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159 btfsc store_sample ; store new sample?
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160 call store_dive_data ; Store profile data
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161
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2
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162 btfsc menubit ; Sleep only with inactive menu...
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163 bra diveloop_loop4
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164
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165 btfsc simulatormode_active ; Do not sleep in Simualtor mode
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166 bra diveloop_loop4
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167
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168 sleep
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169 nop
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170 diveloop_loop4:
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0
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171 bra diveloop_loop ; Loop the divemode
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172
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173 timeout_premenu_divemode:
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174 incf timeout_counter3,F ; Yes...
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175
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176 GETCUSTOM8 d'4' ; loads premenu_timeout into WREG
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177 cpfsgt timeout_counter3 ; ... longer then premenu_timeout
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178 return ; No!
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179
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180 bcf premenu ; Yes, so clear "Menu?" and clear pre_menu bit
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181 call PLED_menu_clear ; Remove "Menu?"
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182 return
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183
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184 divemode_apnoe_tasks: ; 1 sec. Apnoe tasks
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185 call PLED_display_apnoe_descent ; Show descent timer
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186
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187 btfsc divemode2 ; Time running?
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188 bra divemode_apnoe_tasks2 ; New descent, reset data if flag is set
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189
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190 call PLED_display_apnoe_surface
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191 incf apnoe_surface_secs,F
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192 movlw d'60'
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193 cpfseq apnoe_surface_secs
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194 bra divemode_apnoe_tasks1
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195 clrf apnoe_surface_secs
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196 incf apnoe_surface_mins,F
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197
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198 divemode_apnoe_tasks1:
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199 bcf FLAG_active_descent ; Clear flag
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200 btfsc divemode2 ; Time running?
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201 return ; Yes, return
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202
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203 bsf FLAG_active_descent ; Set Flag
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204 return
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205
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206 divemode_apnoe_tasks2:
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207 btfss FLAG_active_descent ; Are descending?
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208 return ; No, We are at the surface
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209 rcall apnoe_calc_maxdepth ; Yes!
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210
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211 divemode_apnoe_tasks3:
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212 call PLED_apnoe_clear_surface ; Clear Surface timer
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213
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214 clrf apnoe_timeout_counter ; Delete timeout
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215 clrf apnoe_surface_secs
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216 clrf apnoe_surface_mins
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217 clrf apnoe_secs
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218 clrf apnoe_mins ; Reset Descent time
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219 clrf max_pressure+0
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220 clrf max_pressure+1 ; Reset Max. Depth
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221 bcf FLAG_active_descent ; Clear flag
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222 return
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223
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224 apnoe_calc_maxdepth:
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225 movff apnoe_max_pressure+0,sub_a+0
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226 movff apnoe_max_pressure+1,sub_a+1
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227 movff max_pressure+0,sub_b+0
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228 movff max_pressure+1,sub_b+1
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229 call sub16 ; sub_c = sub_a - sub_b
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230 ; apnoe_max_pressure<max_pressure -> neg_flag=1
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231 ; max_pressure<=apnoe_max_pressure -> neg_flag=0
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232 btfss neg_flag
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233 return
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234 ;apnoe_max_pressure<max_pressure
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235 movff max_pressure+0,apnoe_max_pressure+0
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236 movff max_pressure+1,apnoe_max_pressure+1
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237 return
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238
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239 set_leds_divemode:
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240 bcf LED_red ; LEDy OFF
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0
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241 movff char_O_gradient_factor,lo ; gradient factor absolute
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242
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243 GETCUSTOM8 d'14' ; threshold for LED warning
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244 cpfslt lo ;
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245 call warn_gf1 ; show warning, set flags
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246
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247 btfsc ppO2_warn_value ; warn because of too high ppO2?
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248 bsf LED_red ; Yes
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0
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249
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250 movff char_I_deco_model,lo
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251 decfsz lo,W ; jump over return if char_I_deco_model == 1
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252 return
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253
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254 movff char_O_relative_gradient_GF,lo ; gradient factor relative (GF model)
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255
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256 GETCUSTOM8 d'14' ; threshold for LED warning
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257 cpfslt lo ;
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258 call warn_gf1 ; show warning, set flags
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259
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260 btfsc ppO2_warn_value ; warn because of too high ppO2?
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261 bsf LED_red ; Yes
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0
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262
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263 return
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264
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265 warn_gf1:
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266 bsf LED_red ; LED Yellow on
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0
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267 movlw d'2' ; Type of Alarm
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268 movwf AlarmType ; Copy to Alarm Register
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269 bsf event_occured ; Set Event Flag
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270 return
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271
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272 calc_deko_divemode:
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273 btfsc twosecupdate ; two seconds after the last call
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274 bra calc_deko_divemode2 ; Yes, calculate and display deco data ("first second")
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275
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49
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276 bsf twosecupdate ; No, but next second!
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0
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277 ; Routines used in the "other second"
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278 call calc_average_depth ; calculate average depth
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279 call calc_velocity ; calculate vertical velocity and display if > threshold (every two seconds)
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280
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281 ; calculate ppO2 in 0.1Bar (e.g. 150 = 1.50Bar ppO2)
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282 movff amb_pressure+0,xA+0
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283 movff amb_pressure+1,xA+1
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49
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284 movlw d'10'
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0
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285 movwf xB+0
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286 clrf xB+1
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287 call div16x16 ; xC=p_amb/10
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288 movff xC+0,xA+0
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289 movff xC+1,xA+1
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290 movff char_I_O2_ratio,xB+0
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291 clrf xB+1
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292 call mult16x16 ; char_I_O2_ratio * p_amb/10
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293 movff xC+0,xA+0
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294 movff xC+1,xA+1
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295 movlw d'100'
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0
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296 movwf xB+0
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297 clrf xB+1
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298 call div16x16 ; xC=(char_I_O2_ratio * p_amb/10)/100
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299
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300 ; Copy ppO2 for CNS calculation
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301 movff xC+0, char_I_actual_ppO2 ; copy last ppO2 to buffer register
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302 btfsc FLAG_const_ppO2_mode ; do in const_ppO2_mode
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303 movff char_I_const_ppO2, char_I_actual_ppO2 ; copy last ppO2 to buffer register
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304
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305 ; Calculate CNS
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306 call main_calc_CNS_fraction ; calculate CNS
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307 movlb b'00000001' ; rambank 1 selected
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308
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309 ; Check if CNS should be displayed
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310 movff char_O_CNS_fraction,lo ; copy into bank1
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311 GETCUSTOM8 d'27' ; cns_display_high
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312 subwf lo,W
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313 btfsc STATUS,C
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314 call PLED_display_cns ; Show CNS
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8
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315 call check_gas_change ; Checks if a better gas should be selected (by user)
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316
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317 ; Check for decompression gases if in decomode
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318 btfss dekostop_active
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319 bra reset_decompression_gases ; While in NDL, do not set deompression gas
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320
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38
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321 divemode_check_decogases: ; CALLed from Simulator
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33
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322 ; Copy active gases to char_I_deco_N2_ratio and char_I_deco_He_ratio
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49
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323 read_int_eeprom d'97' ; Read He ratio
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324 movff EEDATA,char_I_deco_He_ratio5 ; And copy into hold register
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325 read_int_eeprom d'96' ; Read O2 ratio
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326 movff char_I_deco_He_ratio5, wait_temp ; copy into bank1 register
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327 bsf STATUS,C ;
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328 movlw d'100' ; 100%
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329 subfwb wait_temp,W ; minus He
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330 subfwb EEDATA,F ; minus O2
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331 movff EEDATA, char_I_deco_N2_ratio5; = N2!
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0
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332
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49
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333 read_int_eeprom d'101' ; Read He ratio
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334 movff EEDATA,char_I_deco_He_ratio4 ; And copy into hold register
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335 read_int_eeprom d'100' ; Read O2 ratio
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336 movff char_I_deco_He_ratio4, wait_temp ; copy into bank1 register
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337 bsf STATUS,C ;
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338 movlw d'100' ; 100%
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339 subfwb wait_temp,W ; minus He
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340 subfwb EEDATA,F ; minus O2
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341 movff EEDATA, char_I_deco_N2_ratio4; = N2!
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342
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343 read_int_eeprom d'105' ; Read He ratio
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344 movff EEDATA,char_I_deco_He_ratio3 ; And copy into hold register
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345 read_int_eeprom d'104' ; Read O2 ratio
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346 movff char_I_deco_He_ratio3, wait_temp ; copy into bank1 register
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347 bsf STATUS,C ;
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348 movlw d'100' ; 100%
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349 subfwb wait_temp,W ; minus He
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350 subfwb EEDATA,F ; minus O2
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351 movff EEDATA, char_I_deco_N2_ratio3; = N2!
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352
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353 read_int_eeprom d'109' ; Read He ratio
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354 movff EEDATA,char_I_deco_He_ratio2 ; And copy into hold register
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355 read_int_eeprom d'108' ; Read O2 ratio
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356 movff char_I_deco_He_ratio2, wait_temp ; copy into bank1 register
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357 bsf STATUS,C ;
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358 movlw d'100' ; 100%
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359 subfwb wait_temp,W ; minus He
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360 subfwb EEDATA,F ; minus O2
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361 movff EEDATA, char_I_deco_N2_ratio2; = N2!
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0
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362
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45
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363 read_int_eeprom d'113' ; Read He ratio
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39
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364 movff EEDATA,char_I_deco_He_ratio ; And copy into hold register
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45
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365 read_int_eeprom d'112' ; Read O2 ratio
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39
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366 movff char_I_deco_He_ratio, wait_temp ; copy into bank1 register
|
|
|
367 bsf STATUS,C ;
|
|
|
368 movlw d'100' ; 100%
|
|
|
369 subfwb wait_temp,W ; minus He
|
|
|
370 subfwb EEDATA,F ; minus O2
|
|
|
371 movff EEDATA, char_I_deco_N2_ratio; = N2!
|
|
|
372
|
|
45
|
373 ; Now, set change depth. Inactive gases have depth=0!
|
|
33
|
374
|
|
45
|
375 read_int_eeprom d'118' ; read gas_change_depth Gas1
|
|
|
376 movff EEDATA,char_I_deco_gas_change5
|
|
49
|
377 read_int_eeprom d'119' ; read gas_change_depth Gas2
|
|
45
|
378 movff EEDATA,char_I_deco_gas_change4
|
|
49
|
379 read_int_eeprom d'120' ; read gas_change_depth Gas3
|
|
45
|
380 movff EEDATA,char_I_deco_gas_change3
|
|
49
|
381 read_int_eeprom d'121' ; read gas_change_depth Gas4
|
|
45
|
382 movff EEDATA,char_I_deco_gas_change2
|
|
49
|
383 read_int_eeprom d'122' ; read gas_change_depth Gas5
|
|
45
|
384 movff EEDATA,char_I_deco_gas_change
|
|
|
385
|
|
38
|
386
|
|
|
387 ; Debugger
|
|
45
|
388 ; call enable_rs232
|
|
39
|
389 ; movff char_I_deco_He_ratio5,TXREG
|
|
|
390 ; call rs232_wait_tx ; wait for UART
|
|
|
391 ; movff char_I_deco_N2_ratio5,TXREG
|
|
|
392 ; call rs232_wait_tx ; wait for UART
|
|
|
393 ; movff char_I_deco_He_ratio4,TXREG
|
|
|
394 ; call rs232_wait_tx ; wait for UART
|
|
|
395 ; movff char_I_deco_N2_ratio4,TXREG
|
|
|
396 ; call rs232_wait_tx ; wait for UART
|
|
|
397 ; movff char_I_deco_He_ratio3,TXREG
|
|
|
398 ; call rs232_wait_tx ; wait for UART
|
|
|
399 ; movff char_I_deco_N2_ratio3,TXREG
|
|
|
400 ; call rs232_wait_tx ; wait for UART
|
|
|
401 ; movff char_I_deco_He_ratio2,TXREG
|
|
|
402 ; call rs232_wait_tx ; wait for UART
|
|
|
403 ; movff char_I_deco_N2_ratio2,TXREG
|
|
|
404 ; call rs232_wait_tx ; wait for UART
|
|
|
405 ; movff char_I_deco_He_ratio,TXREG
|
|
|
406 ; call rs232_wait_tx ; wait for UART
|
|
|
407 ; movff char_I_deco_N2_ratio,TXREG
|
|
|
408 ; call rs232_wait_tx ; wait for UART
|
|
|
409 ; movff char_I_deco_gas_change5,TXREG
|
|
|
410 ; call rs232_wait_tx ; wait for UART
|
|
|
411 ; movff char_I_deco_gas_change4,TXREG
|
|
|
412 ; call rs232_wait_tx ; wait for UART
|
|
|
413 ; movff char_I_deco_gas_change3,TXREG
|
|
|
414 ; call rs232_wait_tx ; wait for UART
|
|
|
415 ; movff char_I_deco_gas_change2,TXREG
|
|
|
416 ; call rs232_wait_tx ; wait for UART
|
|
|
417 ; movff char_I_deco_gas_change,TXREG
|
|
|
418 ; call rs232_wait_tx ; wait for UART
|
|
47
|
419
|
|
33
|
420 return
|
|
0
|
421
|
|
|
422 reset_decompression_gases: ; reset the deco gas while in NDL
|
|
|
423 ostc_debug 'F' ; Sends debug-information to screen if debugmode active
|
|
|
424 clrf lo
|
|
38
|
425 movff lo,char_I_deco_gas_change5
|
|
|
426 movff lo,char_I_deco_gas_change4
|
|
|
427 movff lo,char_I_deco_gas_change3
|
|
|
428 movff lo,char_I_deco_gas_change2
|
|
49
|
429 movff lo,char_I_deco_gas_change ; clear
|
|
0
|
430 return
|
|
|
431
|
|
|
432 calc_deko_divemode2:
|
|
|
433 bcf twosecupdate
|
|
|
434
|
|
|
435 btfsc gauge_mode ; ignore decompression calculation in gauge mode
|
|
|
436 return
|
|
|
437 btfsc FLAG_apnoe_mode ; ignore decompression calculation in apnoe mode
|
|
|
438 return
|
|
|
439
|
|
|
440 ostc_debug 'B' ; Sends debug-information to screen if debugmode active
|
|
|
441 call divemode_prepare_flags_for_deco
|
|
40
|
442
|
|
|
443 movlw d'0'
|
|
|
444 movff WREG,char_I_step_is_1min ; 2 second deco mode
|
|
|
445
|
|
0
|
446 call deco_main_calc_hauptroutine ; calc_tissue
|
|
|
447 movlb b'00000001' ; rambank 1 selected
|
|
|
448 ostc_debug 'C' ; Sends debug-information to screen if debugmode active
|
|
|
449
|
|
|
450 movff char_O_deco_status,deco_status ;
|
|
|
451 tstfsz deco_status ; deco_status=0 if decompression calculation done
|
|
|
452 return ; calculation not yet finished!
|
|
68
|
453
|
|
69
|
454 rcall divemode_copy_decolist ;copy gf_decolist (0x250:.32) to gf_decolist_copy (0x0E0:.32)
|
|
68
|
455
|
|
0
|
456 movff char_O_array_decodepth+0,wait_temp ; copy ceiling to temp register
|
|
|
457 tstfsz wait_temp ; Ceiling<0m?
|
|
|
458 bra calc_deko_divemode3 ; Yes!
|
|
|
459
|
|
|
460 btfsc dekostop_active
|
|
|
461 call PLED_display_ndl_mask ; Clear deco data, display nostop time
|
|
|
462 bcf dekostop_active ; clear flag
|
|
|
463
|
|
|
464 clrf decodata+0 ; for profile memory
|
|
|
465 movff char_O_nullzeit,decodata+1 ; nostop time
|
|
|
466
|
|
|
467 call PLED_display_ndl ; display no deco limit
|
|
|
468 return
|
|
|
469
|
|
69
|
470 divemode_copy_decolist:
|
|
|
471 ;copy gf_decolist (0x250:.32) to gf_decolist_copy (0x0E0:.32)
|
|
|
472 lfsr FSR0,0x250 ; Source
|
|
|
473 lfsr FSR1,0x0E0 ; Target
|
|
|
474 movlw d'24' ; Copy 24 stops
|
|
|
475 movwf wait_temp ; Counter
|
|
|
476 copy_gf_deco_list:
|
|
|
477 movff POSTINC0,POSTINC1 ; Copy Source to Target
|
|
|
478 decfsz wait_temp,F ; All done?
|
|
|
479 bra copy_gf_deco_list ; No, continue!
|
|
|
480 return
|
|
|
481
|
|
0
|
482 divemode_prepare_flags_for_deco:
|
|
|
483 movff amb_pressure+0,int_I_pres_respiration+0 ; lo and copy result to deco routine
|
|
|
484 movff amb_pressure+1,int_I_pres_respiration+1 ; hi
|
|
|
485 GETCUSTOM8 d'11' ; Saturation multiplier %
|
|
|
486 movwf wait_temp
|
|
|
487 movff wait_temp,char_I_saturation_multiplier
|
|
|
488 GETCUSTOM8 d'12' ; Desaturation multiplier %
|
|
|
489 movwf wait_temp
|
|
|
490 movff wait_temp,char_I_desaturation_multiplier
|
|
|
491 GETCUSTOM8 d'16' ; Deco distance to decostop in 1/10 meter for simulation
|
|
|
492 movwf wait_temp
|
|
|
493 movff wait_temp,char_I_deco_distance
|
|
|
494 GETCUSTOM8 d'29' ; Depth Last Deco in meter for simulation
|
|
|
495 movwf wait_temp
|
|
|
496 movff wait_temp,char_I_depth_last_deco
|
|
|
497 call restart_set_modes_and_flags ; Sets decomode (char_I_deco_model) and flags (again)
|
|
|
498 return
|
|
|
499
|
|
|
500 calc_deko_divemode3:
|
|
|
501 btfss dekostop_active
|
|
|
502 call PLED_display_deko_mask ; clear nostop time, display decodata
|
|
|
503 bsf dekostop_active ; Set flag
|
|
|
504
|
|
|
505 movff char_O_array_decodepth+0,decodata+0 ; ceiling
|
|
|
506 movff char_O_array_decotime,decodata+1 ; length of first stop in minues
|
|
|
507
|
|
|
508 call PLED_display_deko ; display decodata
|
|
|
509 return
|
|
|
510
|
|
|
511 store_dive_data: ; CF20 seconds gone
|
|
|
512 bcf store_sample ; update only any CF20 seconds
|
|
|
513 bsf update_divetime ; update divemins every CF20 seconds
|
|
|
514
|
|
21
|
515 bcf LED_red ; LEDr off (Marker)
|
|
0
|
516
|
|
33
|
517 btfsc simulatormode_active ; Are we in simulator mode?
|
|
|
518 return ; Yes, discard everything
|
|
|
519
|
|
0
|
520 btfsc header_stored ; Header already stored?
|
|
|
521 bra store_dive_data2 ; Yes, store only profile data
|
|
|
522 bsf header_stored ; Store header
|
|
|
523
|
|
|
524 movff eeprom_address+0, eeprom_header_address+0 ; store startposition
|
|
|
525 movff eeprom_address+1, eeprom_header_address+1 ; store startposition
|
|
|
526
|
|
|
527 ; shift address for header
|
|
|
528 ; the header will be stored after the dive
|
|
|
529 incf_eeprom_address d'47' ; Macro, that adds 8Bit to eeprom_address:2 with banking at 0x8000
|
|
|
530
|
|
|
531 store_dive_data2:
|
|
|
532 movf rel_pressure+0,W ; store depth with every sample
|
|
|
533 call write_external_eeprom
|
|
|
534 movf rel_pressure+1,W
|
|
|
535 call write_external_eeprom
|
|
|
536
|
|
|
537 ;First, find out how many bytes will append to this sample....
|
|
|
538 clrf ProfileFlagByte ; clear number of bytes to append
|
|
|
539
|
|
|
540 ; Check Extented informations
|
|
|
541 decfsz divisor_temperature,W ; Check divisor
|
|
|
542 bra check_extended1
|
|
|
543 movlw d'2' ; Information length
|
|
|
544 addwf ProfileFlagByte,F ; add to ProfileFlagByte
|
|
|
545 check_extended1:
|
|
|
546 decfsz divisor_deco,W ; Check divisor
|
|
|
547 bra check_extended2
|
|
|
548 movlw d'2' ; Information length
|
|
|
549 addwf ProfileFlagByte,F ; add to ProfileFlagByte
|
|
|
550 check_extended2:
|
|
|
551 decfsz divisor_tank,W ; Check divisor
|
|
|
552 bra check_extended3
|
|
|
553 movlw d'2' ; Information length
|
|
|
554 addwf ProfileFlagByte,F ; add to ProfileFlagByte
|
|
|
555 check_extended3:
|
|
|
556 decfsz divisor_ppo2,W ; Check divisor
|
|
|
557 bra check_extended4
|
|
|
558 movlw d'3' ; Information length
|
|
|
559 addwf ProfileFlagByte,F ; add to ProfileFlagByte
|
|
|
560 check_extended4:
|
|
|
561 decfsz divisor_deco_debug,W; Check divisor
|
|
|
562 bra check_extended5
|
|
|
563 movlw d'9' ; Information length
|
|
|
564 addwf ProfileFlagByte,F ; add to ProfileFlagByte
|
|
|
565 check_extended5:
|
|
|
566 decfsz divisor_nuy2,W ; Check divisor
|
|
|
567 bra check_extended6
|
|
|
568 movlw d'0' ; Information length
|
|
|
569 addwf ProfileFlagByte,F ; add to ProfileFlagByte
|
|
|
570 check_extended6:
|
|
|
571
|
|
|
572 ; Second, check global event flag
|
|
|
573 btfss event_occured ; Check global event flag
|
|
|
574 bra store_dive_data3 ; No Event
|
|
|
575 movlw d'1'
|
|
|
576 addwf ProfileFlagByte,F ; add one byte (The EventByte)
|
|
|
577
|
|
|
578 clrf EventByte ; reset EventByte
|
|
|
579
|
|
|
580 movf AlarmType,W ; Type of Alarm Bit 0-3
|
|
|
581 addwf EventByte,F ; Copy to EventByte Bit 0-3
|
|
|
582 clrf AlarmType ; Reset AlarmType
|
|
|
583
|
|
|
584 ; Third, check events and add aditional bytes
|
|
|
585 btfss manual_gas_changed ; Check flag
|
|
|
586 bra check_event1
|
|
|
587 movlw d'2' ; Information length
|
|
|
588 addwf ProfileFlagByte,F ; add to ProfileFlagByte
|
|
|
589 bsf EventByte,4 ; Also set Flag in EventByte!
|
|
|
590 check_event1:
|
|
|
591 btfss stored_gas_changed ; Check flag
|
|
|
592 bra check_event2
|
|
|
593 movlw d'1' ; Information length
|
|
|
594 addwf ProfileFlagByte,F ; add to ProfileFlagByte
|
|
|
595 bsf EventByte,5 ; Also set Flag in EventByte!
|
|
|
596 check_event2:
|
|
|
597 bsf ProfileFlagByte,7 ; Set EventByte Flag in ProfileFlagByte
|
|
|
598
|
|
|
599 store_dive_data3:
|
|
|
600 movf ProfileFlagByte,W ; finally, write ProfileFlagByte!
|
|
|
601 call write_external_eeprom
|
|
|
602
|
|
|
603 btfss event_occured ; Check global event flag (again)
|
|
|
604 bra store_dive_data4 ; No Event
|
|
|
605
|
|
|
606 ; Store the EventByte + additional bytes now
|
|
|
607 movf EventByte,W
|
|
|
608 call write_external_eeprom
|
|
|
609
|
|
|
610 btfss manual_gas_changed ; Check flag
|
|
|
611 bra store_dive_data3a
|
|
|
612 read_int_eeprom d'24' ; % O2 Gas6
|
|
|
613 movf EEDATA,W
|
|
|
614 call write_external_eeprom
|
|
|
615 read_int_eeprom d'25' ; % He Gas6
|
|
|
616 movf EEDATA,W
|
|
|
617 call write_external_eeprom
|
|
|
618
|
|
|
619 store_dive_data3a:
|
|
|
620 btfss stored_gas_changed ; Check flag
|
|
|
621 bra store_dive_data3b
|
|
|
622 movf active_gas,W ; Store active gas
|
|
|
623 call write_external_eeprom
|
|
|
624
|
|
|
625 store_dive_data3b:
|
|
|
626
|
|
|
627 store_dive_data4:
|
|
|
628 bcf event_occured ; Clear the global event flag
|
|
|
629 bcf manual_gas_changed ; Clear all events
|
|
|
630 bcf stored_gas_changed ; Clear all events
|
|
|
631
|
|
|
632 ; Store extended informations
|
|
|
633 decfsz divisor_temperature,F ; Check divisor
|
|
|
634 bra store_extended1
|
|
|
635 rcall store_dive_temperature
|
|
|
636 store_extended1:
|
|
|
637 decfsz divisor_deco,F ; Check divisor
|
|
|
638 bra store_extended2
|
|
|
639 rcall store_dive_decodata
|
|
|
640 store_extended2:
|
|
|
641 decfsz divisor_tank,F ; Check divisor
|
|
|
642 bra store_extended3
|
|
|
643 rcall store_dive_tankdata
|
|
|
644 store_extended3:
|
|
|
645 decfsz divisor_ppo2,F ; Check divisor
|
|
|
646 bra store_extended4
|
|
|
647 rcall store_dive_ppo2
|
|
|
648 store_extended4:
|
|
|
649 decfsz divisor_deco_debug,F; Check divisor
|
|
|
650 bra store_extended5
|
|
|
651 rcall store_dive_decodebug
|
|
|
652 store_extended5:
|
|
|
653 decfsz divisor_nuy2,F ; Check divisor
|
|
|
654 bra store_extended6
|
|
|
655 rcall store_dive_nuy2
|
|
|
656 store_extended6:
|
|
|
657
|
|
|
658 ; The next block is required to take care of "store never"
|
|
|
659 btfsc divisor_temperature,7 ; Test highest Bit (Register must have been zero before the "decfsz" command!)
|
|
|
660 clrf divisor_temperature ; And clear register again, so it will never reach zero...
|
|
|
661 btfsc divisor_deco,7 ; Test highest Bit (Register must have been zero before the "decfsz" command!)
|
|
|
662 clrf divisor_deco ; And clear register again, so it will never reach zero...
|
|
|
663 btfsc divisor_tank,7 ; Test highest Bit (Register must have been zero before the "decfsz" command!)
|
|
|
664 clrf divisor_tank ; And clear register again, so it will never reach zero...
|
|
|
665 btfsc divisor_ppo2,7 ; Test highest Bit (Register must have been zero before the "decfsz" command!)
|
|
|
666 clrf divisor_ppo2 ; And clear register again, so it will never reach zero...
|
|
|
667 btfsc divisor_deco_debug,7 ; Test highest Bit (Register must have been zero before the "decfsz" command!)
|
|
|
668 clrf divisor_deco_debug ; And clear register again, so it will never reach zero...
|
|
|
669 btfsc divisor_nuy2,7 ; Test highest Bit (Register must have been zero before the "decfsz" command!)
|
|
|
670 clrf divisor_nuy2 ; And clear register again, so it will never reach zero...
|
|
|
671
|
|
|
672 ostc_debug 'D' ; Sends debug-information to screen if debugmode active
|
|
|
673 return ; Done.
|
|
|
674
|
|
|
675 store_dive_nuy2:
|
|
|
676 GETCUSTOM8 d'26'
|
|
|
677 movwf divisor_nuy2 ; Reload divisor from CF
|
|
|
678 return
|
|
|
679
|
|
|
680 store_dive_decodebug:
|
|
|
681 movff 0x931,divisor_deco_debug ; Used as temp
|
|
|
682 movf divisor_deco_debug,W ; copy to WREG
|
|
|
683 call write_external_eeprom ; Store in EEPROM
|
|
|
684 movff 0x930,divisor_deco_debug ; Used as temp
|
|
|
685 movf divisor_deco_debug,W ; copy to WREG
|
|
|
686 call write_external_eeprom ; Store in EEPROM
|
|
|
687 movff 0x933,divisor_deco_debug ; Used as temp
|
|
|
688 movf divisor_deco_debug,W ; copy to WREG
|
|
|
689 call write_external_eeprom ; Store in EEPROM
|
|
|
690 movff 0x932,divisor_deco_debug ; Used as temp
|
|
|
691 movf divisor_deco_debug,W ; copy to WREG
|
|
|
692 call write_external_eeprom ; Store in EEPROM
|
|
|
693 movff 0x935,divisor_deco_debug ; Used as temp
|
|
|
694 movf divisor_deco_debug,W ; copy to WREG
|
|
|
695 call write_external_eeprom ; Store in EEPROM
|
|
|
696 movff 0x934,divisor_deco_debug ; Used as temp
|
|
|
697 movf divisor_deco_debug,W ; copy to WREG
|
|
|
698 call write_external_eeprom ; Store in EEPROM
|
|
|
699 movff 0x937,divisor_deco_debug ; Used as temp
|
|
|
700 movf divisor_deco_debug,W ; copy to WREG
|
|
|
701 call write_external_eeprom ; Store in EEPROM
|
|
|
702 movff 0x936,divisor_deco_debug ; Used as temp
|
|
|
703 movf divisor_deco_debug,W ; copy to WREG
|
|
|
704 call write_external_eeprom ; Store in EEPROM
|
|
|
705 movff 0x938,divisor_deco_debug ; Used as temp
|
|
|
706 movf divisor_deco_debug,W ; copy to WREG
|
|
|
707 call write_external_eeprom ; Store in EEPROM
|
|
|
708 GETCUSTOM8 d'25'
|
|
|
709 movwf divisor_deco_debug ; Reload divisor from CF
|
|
|
710 return
|
|
|
711
|
|
|
712 store_dive_ppo2:
|
|
|
713 movlw 0x00 ; Dummy
|
|
|
714 call write_external_eeprom
|
|
|
715 movlw 0x00 ; Dummy
|
|
|
716 call write_external_eeprom
|
|
|
717 movlw 0x00 ; Dummy
|
|
|
718 call write_external_eeprom
|
|
|
719 GETCUSTOM8 d'24'
|
|
|
720 movwf divisor_ppo2 ; Reload divisor from CF
|
|
|
721 return
|
|
|
722
|
|
|
723 store_dive_tankdata:
|
|
|
724 movlw d'0' ; Dummy Tank1
|
|
|
725 call write_external_eeprom
|
|
|
726 movlw d'0' ; Dummy Tank2
|
|
|
727 call write_external_eeprom
|
|
|
728 GETCUSTOM8 d'23'
|
|
|
729 movwf divisor_tank ; Reload divisor from CF
|
|
|
730 return
|
|
|
731
|
|
|
732 store_dive_decodata:
|
|
|
733 movf decodata+0,W ; =0:no stop dive, if in deco mode: ceiling in m
|
|
|
734 call write_external_eeprom
|
|
|
735 movf decodata+1,W ; no stop time of length of first stop
|
|
|
736 call write_external_eeprom
|
|
|
737 GETCUSTOM8 d'22'
|
|
|
738 movwf divisor_deco ; Reload divisor from CF
|
|
|
739 return
|
|
|
740
|
|
|
741 store_dive_temperature:
|
|
|
742 movf temperature+0,W ; append temperature to current sample!
|
|
|
743 call write_external_eeprom
|
|
|
744 movf temperature+1,W
|
|
|
745 call write_external_eeprom
|
|
|
746 GETCUSTOM8 d'21'
|
|
|
747 movwf divisor_temperature ; Reload divisor from CF
|
|
|
748 return
|
|
|
749
|
|
|
750 calc_velocity: ; called every two seconds
|
|
|
751 btfss divemode
|
|
|
752 bra do_not_display_velocity ; display velocity only in divemode
|
|
|
753
|
|
|
754 calc_velocity2:
|
|
|
755 movff amb_pressure+0,sub_a+0
|
|
|
756 movff amb_pressure+1,sub_a+1
|
|
|
757 movff last_pressure+0,sub_b+0
|
|
|
758 movff last_pressure+1,sub_b+1
|
|
|
759 movff amb_pressure+0,last_pressure+0 ; store old value for velocity
|
|
|
760 movff amb_pressure+1,last_pressure+1
|
|
|
761
|
|
|
762 call sub16 ; sub_c = amb_pressure - last_pressure
|
|
|
763
|
|
|
764 movff sub_c+0,xA+0
|
|
|
765 movff sub_c+1,xA+1
|
|
|
766 movlw d'39' ;77 when called every second....
|
|
|
767 movwf xB+0
|
|
|
768 clrf xB+1
|
|
|
769 call mult16x16 ; differential pressure in mBar*77...
|
|
|
770 movff xC+0,divA+0
|
|
|
771 movff xC+1,divA+1
|
|
|
772 movlw d'7'
|
|
|
773 movwf divB
|
|
|
774 call div16 ; devided by 2^7 equals velocity in m/min
|
|
|
775
|
|
|
776 movlw d'99'
|
|
|
777 cpfsgt divA
|
|
|
778 bra calc_velocity3
|
|
|
779 movwf divA ; divA=99
|
|
|
780
|
|
|
781 calc_velocity3:
|
|
|
782
|
|
|
783 GETCUSTOM8 d'5' ; threshold for display vertical velocity
|
|
|
784 subwf divA+0,W ;
|
|
|
785
|
|
|
786 btfss STATUS,C
|
|
|
787 bra do_not_display_velocity
|
|
|
788
|
|
|
789 update_velocity:
|
|
|
790 bsf display_velocity
|
|
|
791 call PLED_display_velocity
|
|
|
792 return
|
|
|
793
|
|
|
794 do_not_display_velocity:
|
|
|
795 btfss display_velocity ; Velocity was not displayed, do not delete
|
|
|
796 return
|
|
|
797
|
|
|
798 bcf display_velocity ; Velocity was displayed, delete velocity now
|
|
|
799 call PLED_display_velocity_clear
|
|
|
800 return
|
|
|
801
|
|
|
802 check_ppO2: ; check current ppO2 and display warning if required
|
|
|
803 btfsc FLAG_const_ppO2_mode ; ignore in ppO2 mode....
|
|
|
804 return
|
|
|
805
|
|
3
|
806 check_ppO2_bail: ; In CC mode but bailout active!
|
|
0
|
807 movff amb_pressure+0,xA+0
|
|
|
808 movff amb_pressure+1,xA+1
|
|
|
809 movlw d'10'
|
|
|
810 movwf xB+0
|
|
|
811 clrf xB+1
|
|
|
812 call div16x16 ; xC=p_amb/10
|
|
|
813 movff xC+0,xA+0
|
|
|
814 movff xC+1,xA+1
|
|
|
815 movff char_I_O2_ratio,xB+0
|
|
|
816 clrf xB+1
|
|
|
817 call mult16x16 ; char_I_O2_ratio * p_amb/10
|
|
|
818
|
|
|
819 ; Check if ppO2 should be displayed
|
|
|
820 movff xC+0,sub_b+0
|
|
|
821 movff xC+1,sub_b+1
|
|
|
822 GETCUSTOM8 d'19' ; ppo2_display_high
|
|
|
823 mullw d'100' ; ppo2_display_high*100
|
|
|
824 movff PRODL,sub_a+0
|
|
|
825 movff PRODH,sub_a+1
|
|
|
826 call sub16
|
|
|
827 bcf ppO2_show_value ; clear flag
|
|
|
828 btfsc neg_flag
|
|
|
829 bsf ppO2_show_value ; set flag if required
|
|
|
830
|
|
|
831 ;check if we are within our warning thresholds!
|
|
|
832 bcf ppO2_warn_value ; clear flag
|
|
|
833 movff xC+0,sub_b+0
|
|
|
834 movff xC+1,sub_b+1
|
|
|
835 GETCUSTOM8 d'18' ; ppo2_warning_high
|
|
|
836 mullw d'100' ; ppo2_warning_high*100
|
|
|
837 movff PRODL,sub_a+0
|
|
|
838 movff PRODH,sub_a+1
|
|
|
839 call sub16
|
|
|
840 btfss neg_flag
|
|
|
841 bra check_ppO2_0 ; Not too high
|
|
|
842
|
|
|
843 bsf ppO2_warn_value ; set flag
|
|
|
844 movlw d'5' ; Type of Alarm
|
|
|
845 movwf AlarmType ; Copy to Alarm Register
|
|
|
846 bsf event_occured ; Set Event Flag
|
|
|
847
|
|
|
848 check_ppO2_0:
|
|
|
849 movff xC+0,sub_b+0
|
|
|
850 movff xC+1,sub_b+1
|
|
|
851 GETCUSTOM8 d'17' ; ppo2_warning_low
|
|
|
852 mullw d'100' ; ppo2_warning_low*100
|
|
|
853 movff PRODL,sub_a+0
|
|
|
854 movff PRODH,sub_a+1
|
|
|
855 call sub16
|
|
|
856 btfsc neg_flag
|
|
|
857 bra check_ppO2_1 ; Not too low
|
|
|
858
|
|
|
859 bsf ppO2_warn_value ; set flag
|
|
|
860 bsf ppO2_show_value ; show ppO2 if below threshold!
|
|
|
861 movlw d'4' ; Type of Alarm
|
|
|
862 movwf AlarmType ; Copy to Alarm Register
|
|
|
863 bsf event_occured ; Set Event Flag
|
|
|
864
|
|
|
865 check_ppO2_1:
|
|
|
866 btfsc ppO2_show_value ; show value?
|
|
|
867 bra check_ppO2_2 ; yes!
|
|
|
868
|
|
|
869 btfss ppO2_display_active ; is the value displayed?
|
|
|
870 bra check_ppO2_3 ; No, so clear not required
|
|
|
871
|
|
|
872 call PLED_show_ppO2_clear; Clear ppO2 value
|
|
|
873 bcf ppO2_display_active ; clear flag
|
|
|
874 bra check_ppO2_3 ; done
|
|
|
875
|
|
|
876 check_ppO2_2:
|
|
|
877 call PLED_show_ppO2 ; Display ppO2 (stored in xC)
|
|
|
878 bsf ppO2_display_active ; Set flag
|
|
|
879
|
|
|
880 check_ppO2_3:
|
|
|
881 return ; done
|
|
|
882
|
|
|
883
|
|
8
|
884 check_gas_change: ; Checks if a better gas should be selected (by user)
|
|
|
885 bcf better_gas_available ;=1: A better gas is available and a gas change is advised in divemode
|
|
|
886
|
|
|
887 movff rel_pressure+0,xA+0
|
|
|
888 movff rel_pressure+1,xA+1
|
|
|
889 movlw d'100'
|
|
|
890 movwf xB+0
|
|
|
891 clrf xB+1
|
|
|
892 call div16x16 ; compute depth in full m -> result in xC+0
|
|
|
893
|
|
|
894 check_gas_change1: ; check gas1
|
|
|
895 read_int_eeprom d'27' ; read flag register
|
|
|
896 btfss EEDATA,0 ; check active flag
|
|
|
897 bra check_gas_change2 ; skip inactive gases!
|
|
|
898 movlw d'1'
|
|
|
899 cpfseq active_gas ; is this gas currently selected?
|
|
|
900 bra check_gas_change1x ; No...
|
|
|
901 bra check_gas_change2 ; Yes, skip depth check
|
|
|
902 check_gas_change1x:
|
|
|
903 read_int_eeprom d'28' ; read gas_change_depth
|
|
|
904 movlw d'3'
|
|
|
905 cpfsgt EEDATA ; Change depth>3m?
|
|
|
906 bra check_gas_change2 ; No, Change depth not deep enough, skip!
|
|
|
907 movf xC+0,W ; load depth in m into WREG
|
|
|
908 cpfsgt EEDATA ; gas_change_depth < current depth?
|
|
|
909 bra check_gas_change2 ; No, check next gas
|
|
|
910 movlw d'3'
|
|
|
911 subwf EEDATA,W ; Change depth-3m
|
|
|
912 cpfslt xC+0 ; current depth<Change depth-3m?
|
|
|
913 bsf better_gas_available ;=1: A better gas is available and a gas change is advised in divemode
|
|
|
914
|
|
|
915 check_gas_change2: ; check gas2
|
|
|
916 read_int_eeprom d'27' ; read flag register
|
|
|
917 btfss EEDATA,1 ; check active flag
|
|
|
918 bra check_gas_change3 ; skip inactive gases!
|
|
|
919 movlw d'2'
|
|
|
920 cpfseq active_gas ; is this gas currently selected?
|
|
|
921 bra check_gas_change2x ; No...
|
|
|
922 bra check_gas_change3 ; Yes, skip depth check
|
|
|
923 check_gas_change2x:
|
|
|
924 read_int_eeprom d'29' ; read gas_change_depth
|
|
|
925 movlw d'3'
|
|
|
926 cpfsgt EEDATA ; Change depth>3m?
|
|
|
927 bra check_gas_change3 ; No, Change depth not deep enough, skip!
|
|
|
928 movf xC+0,W ; load depth in m into WREG
|
|
|
929 cpfsgt EEDATA ; gas_change_depth < current depth?
|
|
|
930 bra check_gas_change3 ; No, check next gas
|
|
|
931 movlw d'3'
|
|
|
932 subwf EEDATA,W ; Change depth-3m
|
|
|
933 cpfslt xC+0 ; current depth<Change depth-3m?
|
|
|
934 bsf better_gas_available ;=1: A better gas is available and a gas change is advised in divemode
|
|
|
935
|
|
|
936 check_gas_change3: ; check gas3
|
|
|
937 read_int_eeprom d'27' ; read flag register
|
|
|
938 btfss EEDATA,2 ; check active flag
|
|
|
939 bra check_gas_change4 ; skip inactive gases!
|
|
|
940 movlw d'3'
|
|
|
941 cpfseq active_gas ; is this gas currently selected?
|
|
|
942 bra check_gas_change3x ; No...
|
|
|
943 bra check_gas_change4 ; Yes, skip depth check
|
|
|
944 check_gas_change3x:
|
|
|
945 read_int_eeprom d'30' ; read gas_change_depth
|
|
|
946 movlw d'3'
|
|
|
947 cpfsgt EEDATA ; Change depth>3m?
|
|
|
948 bra check_gas_change4 ; No, Change depth not deep enough, skip!
|
|
|
949 movf xC+0,W ; load depth in m into WREG
|
|
|
950 cpfsgt EEDATA ; gas_change_depth < current depth?
|
|
|
951 bra check_gas_change4 ; No, check next gas
|
|
|
952 movlw d'3'
|
|
|
953 subwf EEDATA,W ; Change depth-3m
|
|
|
954 cpfslt xC+0 ; current depth<Change depth-3m?
|
|
|
955 bsf better_gas_available ;=1: A better gas is available and a gas change is advised in divemode
|
|
|
956
|
|
|
957 check_gas_change4: ; check gas4
|
|
|
958 read_int_eeprom d'27' ; read flag register
|
|
|
959 btfss EEDATA,3 ; check active flag
|
|
|
960 bra check_gas_change5 ; skip inactive gases!
|
|
|
961 movlw d'4'
|
|
|
962 cpfseq active_gas ; is this gas currently selected?
|
|
|
963 bra check_gas_change4x ; No...
|
|
|
964 bra check_gas_change5 ; Yes, skip depth check
|
|
|
965 check_gas_change4x:
|
|
|
966 read_int_eeprom d'31' ; read gas_change_depth
|
|
|
967 cpfsgt EEDATA ; Change depth>3m?
|
|
|
968 bra check_gas_change5 ; No, Change depth not deep enough, skip!
|
|
|
969 movf xC+0,W ; load depth in m into WREG
|
|
|
970 cpfsgt EEDATA ; gas_change_depth < current depth?
|
|
|
971 bra check_gas_change5 ; No, check next gas
|
|
|
972 movlw d'3'
|
|
|
973 subwf EEDATA,W ; Change depth-3m
|
|
|
974 cpfslt xC+0 ; current depth<Change depth-3m?
|
|
|
975 bsf better_gas_available ;=1: A better gas is available and a gas change is advised in divemode
|
|
|
976
|
|
|
977 check_gas_change5: ; check gas5
|
|
|
978 read_int_eeprom d'27' ; read flag register
|
|
|
979 btfss EEDATA,4 ; check active flag
|
|
|
980 bra check_gas_change6 ; skip inactive gases!
|
|
|
981 movlw d'5'
|
|
|
982 cpfseq active_gas ; is this gas currently selected?
|
|
|
983 bra check_gas_change5x ; No...
|
|
|
984 bra check_gas_change6 ; Yes, skip depth check
|
|
|
985 check_gas_change5x:
|
|
|
986 read_int_eeprom d'32' ; read gas_change_depth
|
|
|
987 cpfsgt EEDATA ; Change depth>3m?
|
|
|
988 bra check_gas_change6 ; No, Change depth not deep enough, skip!
|
|
|
989 movf xC+0,W ; load depth in m into WREG
|
|
|
990 cpfsgt EEDATA ; gas_change_depth < current depth?
|
|
|
991 bra check_gas_change6 ; No, check next gas
|
|
|
992 movlw d'3'
|
|
|
993 subwf EEDATA,W ; Change depth-3m
|
|
|
994 cpfslt xC+0 ; current depth<Change depth-3m?
|
|
|
995 bsf better_gas_available ;=1: A better gas is available and a gas change is advised in divemode
|
|
|
996
|
|
|
997 check_gas_change6: ;Done
|
|
|
998 call PLED_active_gas_divemode ; Display gas, if required (and with "*" if irequired...)
|
|
|
999 return
|
|
|
1000
|
|
0
|
1001 calculate_noflytime:
|
|
|
1002 ; calculate nofly time
|
|
|
1003 movff int_O_desaturation_time+0,xA+0
|
|
|
1004 movff int_O_desaturation_time+1,xA+1
|
|
|
1005 tstfsz xA+0 ; Desat=0?
|
|
|
1006 bra calculate_noflytime2
|
|
|
1007 tstfsz xA+1 ; Desat=0?
|
|
|
1008 bra calculate_noflytime2
|
|
|
1009 ; Desaturation time = zero
|
|
|
1010 movlw d'1'
|
|
|
1011 movwf nofly_time+0 ; Clear nofly time
|
|
|
1012 clrf nofly_time+1 ; Clear nofly time
|
|
|
1013 bcf nofly_active ; Clear flag
|
|
|
1014 return
|
|
|
1015
|
|
|
1016 calculate_noflytime2:
|
|
|
1017 movff xA+0,int_I_temp+0
|
|
|
1018 movff xA+1,int_I_temp+1
|
|
|
1019 GETCUSTOM8 .13 ; nofly_time_ratio
|
|
|
1020 movwf xB+0
|
|
|
1021 movff xB,char_I_temp
|
|
|
1022 ostc_debug 'K' ; Sends debug-information to screen if debugmode active
|
|
|
1023 call main_calc_percentage
|
|
|
1024 movlb b'00000001' ; select ram bank 1
|
|
|
1025 ostc_debug 'L' ; Sends debug-information to screen if debugmode active
|
|
|
1026 movff int_I_temp+0,xA+0
|
|
|
1027 movff int_I_temp+1,xA+1
|
|
|
1028 tstfsz xA+0 ; Desat=0?
|
|
|
1029 bra calculate_noflytime_2_final
|
|
|
1030 tstfsz xA+1 ; Desat=0?
|
|
|
1031 bra calculate_noflytime_2_final
|
|
|
1032 ; noflytime = zero
|
|
|
1033 movlw d'1'
|
|
|
1034 movwf nofly_time+0 ; Clear nofly time
|
|
|
1035 clrf nofly_time+1 ; Clear nofly time
|
|
|
1036 bcf nofly_active ; Clear flag
|
|
|
1037 return
|
|
|
1038 calculate_noflytime_2_final:
|
|
|
1039 movff xA+0,nofly_time+0
|
|
|
1040 movff xA+1,nofly_time+1
|
|
|
1041 bsf nofly_active ; Set flag
|
|
|
1042 return
|
|
|
1043
|
|
|
1044 end_dive:
|
|
|
1045 btfss realdive ; dive longer then one minute
|
|
|
1046 goto end_dive_common ; No, discard everything
|
|
|
1047
|
|
33
|
1048 btfsc simulatormode_active ; Are we in simulator mode?
|
|
|
1049 goto end_dive_common ; Yes, discard everything
|
|
|
1050
|
|
0
|
1051 ; Dive finished (and longer then one minute or Apnoe timeout occured)
|
|
|
1052
|
|
|
1053 btfsc FLAG_apnoe_mode ; Calc max. depth (again) for very short apnoe dives
|
|
|
1054 rcall apnoe_calc_maxdepth
|
|
|
1055
|
|
|
1056 ; calculate desaturation time
|
|
|
1057 movff last_surfpressure_30min+0,int_I_pres_respiration+0 ; copy surface air pressure to deco routine
|
|
|
1058 movff last_surfpressure_30min+1,int_I_pres_respiration+1 ; 30min old values
|
|
|
1059
|
|
|
1060 GETCUSTOM8 d'12' ; Desaturation multiplier %
|
|
|
1061 movwf wait_temp
|
|
|
1062 movff wait_temp,char_I_desaturation_multiplier
|
|
|
1063
|
|
|
1064 ostc_debug 'G' ; Sends debug-information to screen if debugmode active
|
|
|
1065 call deco_main_calc_desaturation_time ; calculate desaturation time
|
|
|
1066 movlb b'00000001' ; select ram bank 1
|
|
|
1067 rcall calculate_noflytime ; Calc NoFly time
|
|
|
1068 ostc_debug 'H' ; Sends debug-information to screen if debugmode active
|
|
|
1069 ; store header and ...
|
|
|
1070 movlw 0xFD ; .... End-of-Profile Bytes
|
|
|
1071 call write_external_eeprom
|
|
|
1072 movlw 0xFD
|
|
|
1073 call write_external_eeprom
|
|
|
1074 movlw 0xFE ; This positon will be overwritten for the next profile
|
|
|
1075 call write_external_eeprom ; and is required to find the newest dive after a firmware reset
|
|
|
1076
|
|
|
1077 movff eeprom_header_address+0, eeprom_address+0 ; set header adress
|
|
|
1078 movff eeprom_header_address+1, eeprom_address+1 ; write header
|
|
|
1079
|
|
|
1080 movlw 0xFA ; Header start
|
|
|
1081 call write_external_eeprom
|
|
|
1082 movlw 0xFA
|
|
|
1083 call write_external_eeprom
|
|
|
1084 movlw logbook_profile_version ; Defined in definitions_vxyy.asm
|
|
|
1085 call write_external_eeprom
|
|
|
1086 movf month,W ; Date
|
|
|
1087 call write_external_eeprom
|
|
|
1088 movf day,W
|
|
|
1089 call write_external_eeprom
|
|
|
1090 movf year,W
|
|
|
1091 call write_external_eeprom
|
|
|
1092 movf hours,W ; End of dive time
|
|
|
1093 call write_external_eeprom
|
|
|
1094 movf mins,W
|
|
|
1095 call write_external_eeprom
|
|
|
1096
|
|
|
1097 btfss FLAG_apnoe_mode ; Store apnoe max or normal max (Which is only max from the last descent)
|
|
|
1098 bra end_dive1 ; Store normal depth
|
|
|
1099
|
|
|
1100 movff apnoe_max_pressure+0,lo
|
|
|
1101 movff apnoe_max_pressure+1,hi
|
|
|
1102 call adjust_depth_with_salinity ; computes salinity setting into lo:hi [mBar]
|
|
|
1103 movff lo,apnoe_max_pressure+0
|
|
|
1104 movff hi,apnoe_max_pressure+1
|
|
|
1105
|
|
|
1106 movf apnoe_max_pressure+0,W ; Max. depth
|
|
|
1107 call write_external_eeprom
|
|
|
1108 movf apnoe_max_pressure+1,W
|
|
|
1109 call write_external_eeprom
|
|
|
1110 bra end_dive2 ; skip
|
|
|
1111
|
|
|
1112 end_dive1:
|
|
|
1113 movff max_pressure+0,lo
|
|
|
1114 movff max_pressure+1,hi
|
|
|
1115 call adjust_depth_with_salinity ; computes salinity setting into lo:hi [mBar]
|
|
|
1116 movff lo,max_pressure+0
|
|
|
1117 movff hi,max_pressure+1
|
|
|
1118
|
|
|
1119 movf max_pressure+0,W ; Max. depth
|
|
|
1120 call write_external_eeprom
|
|
|
1121 movf max_pressure+1,W
|
|
|
1122 call write_external_eeprom
|
|
|
1123
|
|
|
1124 end_dive2:
|
|
|
1125 movf divemins+0,W ; divetime minutes
|
|
|
1126 call write_external_eeprom
|
|
|
1127 movf divemins+1,W
|
|
|
1128 call write_external_eeprom
|
|
|
1129 movf divesecs,W ; divetime seconds
|
|
|
1130 call write_external_eeprom
|
|
|
1131 movf mintemp+0,W ; minimum temperature
|
|
|
1132 call write_external_eeprom
|
|
|
1133 movf mintemp+1,W
|
|
|
1134 call write_external_eeprom
|
|
|
1135 movf last_surfpressure_30min+0,W ; airpressure before dive
|
|
|
1136 call write_external_eeprom
|
|
|
1137 movf last_surfpressure_30min+1,W
|
|
|
1138 call write_external_eeprom
|
|
|
1139 movff int_O_desaturation_time+0,lo ;
|
|
|
1140 movff int_O_desaturation_time+1,hi
|
|
|
1141 movf lo,W ; desaturation time in minutes
|
|
|
1142 call write_external_eeprom
|
|
|
1143 movf hi,W ;
|
|
|
1144 call write_external_eeprom
|
|
|
1145
|
|
|
1146 ; Gases....
|
|
|
1147 read_int_eeprom d'6' ; Read byte (stored in EEDATA)
|
|
|
1148 movf EEDATA,W
|
|
|
1149 call write_external_eeprom
|
|
|
1150 read_int_eeprom d'7' ; Read byte (stored in EEDATA)
|
|
|
1151 movf EEDATA,W
|
|
|
1152 call write_external_eeprom
|
|
|
1153
|
|
|
1154 read_int_eeprom d'10' ; Read byte (stored in EEDATA)
|
|
|
1155 movf EEDATA,W
|
|
|
1156 call write_external_eeprom
|
|
|
1157 read_int_eeprom d'11' ; Read byte (stored in EEDATA)
|
|
|
1158 movf EEDATA,W
|
|
|
1159 call write_external_eeprom
|
|
|
1160
|
|
|
1161 read_int_eeprom d'14' ; Read byte (stored in EEDATA)
|
|
|
1162 movf EEDATA,W
|
|
|
1163 call write_external_eeprom
|
|
|
1164 read_int_eeprom d'15' ; Read byte (stored in EEDATA)
|
|
|
1165 movf EEDATA,W
|
|
|
1166 call write_external_eeprom
|
|
|
1167
|
|
|
1168 read_int_eeprom d'18' ; Read byte (stored in EEDATA)
|
|
|
1169 movf EEDATA,W
|
|
|
1170 call write_external_eeprom
|
|
|
1171 read_int_eeprom d'19' ; Read byte (stored in EEDATA)
|
|
|
1172 movf EEDATA,W
|
|
|
1173 call write_external_eeprom
|
|
|
1174
|
|
|
1175 read_int_eeprom d'22' ; Read byte (stored in EEDATA)
|
|
|
1176 movf EEDATA,W
|
|
|
1177 call write_external_eeprom
|
|
|
1178 read_int_eeprom d'23' ; Read byte (stored in EEDATA)
|
|
|
1179 movf EEDATA,W
|
|
|
1180 call write_external_eeprom
|
|
|
1181
|
|
|
1182 read_int_eeprom d'24' ; % O2 Gas6
|
|
|
1183 movf EEDATA,W
|
|
|
1184 call write_external_eeprom
|
|
|
1185 read_int_eeprom d'25' ; % He Gas6
|
|
|
1186 movf EEDATA,W
|
|
|
1187 call write_external_eeprom
|
|
|
1188 read_int_eeprom d'33' ; start gas
|
|
|
1189 movf EEDATA,W
|
|
|
1190 call write_external_eeprom
|
|
|
1191
|
|
|
1192 movlw softwareversion_x ; Firmware version
|
|
|
1193 call write_external_eeprom
|
|
|
1194 movlw softwareversion_y
|
|
|
1195 call write_external_eeprom
|
|
|
1196 movf batt_voltage+0,W ; Battery voltage
|
|
|
1197 call write_external_eeprom
|
|
|
1198 movf batt_voltage+1,W
|
|
|
1199 call write_external_eeprom
|
|
|
1200
|
|
|
1201 GETCUSTOM8 d'20' ; sampling rate in WREG
|
|
|
1202 btfsc FLAG_apnoe_mode ; Apnoe mode?
|
|
|
1203 movlw d'1' ; Apnoe sampling rate
|
|
|
1204 call write_external_eeprom
|
|
|
1205
|
|
|
1206 movlw d'2' ; information size temperature
|
|
|
1207 movwf temp1 ; copy to bits 0-3
|
|
|
1208 swapf temp1,F ; swap nibbels 0-3 with 4-7
|
|
|
1209 GETCUSTOM8 d'21' ; Divisor temperature
|
|
|
1210 addwf temp1,W ; copy to bits 0-3, result in WREG
|
|
|
1211 call write_external_eeprom
|
|
|
1212
|
|
|
1213 movlw d'2' ; information size deco
|
|
|
1214 movwf temp1 ; copy to bits 0-3
|
|
|
1215 swapf temp1,F ; swap nibbels 0-3 with 4-7
|
|
|
1216 GETCUSTOM8 d'22' ; Divisor deco
|
|
|
1217 addwf temp1,W ; copy to bits 0-3, result in WREG
|
|
|
1218 call write_external_eeprom
|
|
|
1219
|
|
|
1220 movlw d'2' ; information size tank
|
|
|
1221 movwf temp1 ; copy to bits 0-3
|
|
|
1222 swapf temp1,F ; swap nibbels 0-3 with 4-7
|
|
|
1223 GETCUSTOM8 d'23' ; Divisor Tank
|
|
|
1224 addwf temp1,W ; copy to bits 0-3, result in WREG
|
|
|
1225 call write_external_eeprom
|
|
|
1226
|
|
|
1227 movlw d'3' ; information size pp02
|
|
|
1228 movwf temp1 ; copy to bits 0-3
|
|
|
1229 swapf temp1,F ; swap nibbels 0-3 with 4-7
|
|
|
1230 GETCUSTOM8 d'24' ; Divisor pp02
|
|
|
1231 addwf temp1,W ; copy to bits 0-3, result in WREG
|
|
|
1232 call write_external_eeprom
|
|
|
1233
|
|
|
1234 movlw d'9' ; information size Decodebug
|
|
|
1235 movwf temp1 ; copy to bits 0-3
|
|
|
1236 swapf temp1,F ; swap nibbels 0-3 with 4-7
|
|
|
1237 GETCUSTOM8 d'25' ; Divisor Decodebug
|
|
|
1238 addwf temp1,W ; copy to bits 0-3, result in WREG
|
|
|
1239 call write_external_eeprom
|
|
|
1240
|
|
|
1241 movlw d'0' ; information size nuy2
|
|
|
1242 movwf temp1 ; copy to bits 0-3
|
|
|
1243 swapf temp1,F ; swap nibbels 0-3 with 4-7
|
|
|
1244 GETCUSTOM8 d'26' ; Divisor nuy2
|
|
|
1245 addwf temp1,W ; copy to bits 0-3, result in WREG
|
|
|
1246 call write_external_eeprom
|
|
|
1247
|
|
|
1248 read_int_eeprom d'26' ; Read Salinity from EEPROM
|
|
|
1249 movf EEDATA,W
|
|
|
1250 call write_external_eeprom ; Store Salinity to Dive
|
|
|
1251
|
|
|
1252 movlw d'0' ; Spare
|
|
|
1253 call write_external_eeprom
|
|
|
1254
|
|
|
1255 movlw 0xFB ; Header stop
|
|
|
1256 call write_external_eeprom
|
|
|
1257 movlw 0xFB
|
|
|
1258 call write_external_eeprom
|
|
|
1259
|
|
|
1260 ; Increase total dive counter
|
|
|
1261 read_int_eeprom d'2' ; Read byte (stored in EEDATA)
|
|
|
1262 movff EEDATA,temp1 ; Low byte
|
|
|
1263 read_int_eeprom d'3' ; Read byte (stored in EEDATA)
|
|
|
1264 movff EEDATA,temp2 ; high byte
|
|
|
1265 bcf STATUS,C
|
|
|
1266 movlw d'1'
|
|
|
1267 addwf temp1
|
|
|
1268 movlw d'0'
|
|
|
1269 addwfc temp2
|
|
|
1270 movff temp1,EEDATA
|
|
|
1271 write_int_eeprom d'2' ; write byte stored in EEDATA
|
|
|
1272 movff temp2,EEDATA
|
|
|
1273 write_int_eeprom d'3' ; write byte stored in EEDATA
|
|
|
1274
|
|
|
1275 GETCUSTOM15 .28 ; Logbook Offset -> lo, hi
|
|
|
1276 tstfsz lo ; lo=0?
|
|
|
1277 bra change_logbook_offset1 ; No, adjust offset
|
|
|
1278 tstfsz hi ; hi=0?
|
|
|
1279 bra change_logbook_offset1 ; No, adjust offset
|
|
|
1280 bra change_logbook_offset2 ; lo=0 and hi=0 -> skip Offset routine
|
|
|
1281 change_logbook_offset1:
|
|
|
1282 movlw d'1'
|
|
|
1283 addwf lo
|
|
|
1284 movlw d'0'
|
|
|
1285 addwfc hi
|
|
|
1286 movlw d'112' ; CF28 *4 Bytes...
|
|
|
1287 addlw 0x82
|
|
|
1288 movwf EEADR
|
|
|
1289 movff lo,EEDATA
|
|
|
1290 call write_eeprom ; Lowbyte
|
|
|
1291 movlw d'112' ; CF28 *4 Bytes...
|
|
|
1292 addlw 0x83
|
|
|
1293 movwf EEADR
|
|
|
1294 movff hi,EEDATA
|
|
|
1295 call write_eeprom ; Highbyte
|
|
|
1296
|
|
|
1297 change_logbook_offset2:
|
|
25
|
1298 bcf LED_blue
|
|
33
|
1299
|
|
|
1300 end_dive_common:
|
|
0
|
1301 bcf simulatormode_active ; if we were in simulator mode
|
|
|
1302
|
|
|
1303 btfsc restore_deco_data ; Restore decodata?
|
|
|
1304 call simulator_restore_tissue_data ; Yes!
|
|
|
1305
|
|
|
1306 call deco_main_gradient_array
|
|
|
1307 movlb b'00000001' ; select ram bank 1
|
|
|
1308
|
|
64
|
1309 btfss restore_deco_data ; Restore decodata?
|
|
|
1310 goto surfloop ; and return to surfaceloop
|
|
|
1311 ;new 1.71beta:
|
|
0
|
1312 clrf surface_interval+0
|
|
|
1313 clrf surface_interval+1 ; Clear surface interval timer
|
|
|
1314 goto surfloop ; and return to surfaceloop
|
|
|
1315
|
|
|
1316 timeout_divemode:
|
|
|
1317 btfss realdive ; Dive longer then one minute
|
|
|
1318 return
|
|
|
1319
|
|
|
1320 btfsc FLAG_apnoe_mode ; In Apnoe mode?
|
|
|
1321 bra timeout_divemode2 ; Yes, use CF30 [min] for timeout
|
|
|
1322
|
|
|
1323 btfsc simulatormode_active ; In Simulator mode?
|
|
|
1324 bra timeout_divemode3 ; Yes, use fixed 5 seconds timeout
|
|
|
1325
|
|
|
1326 bcf divemode
|
|
|
1327 incf timeout_counter,F
|
|
|
1328 GETCUSTOM8 d'2' ; diveloop_timeout
|
|
|
1329 addlw d'2' ; adds two seconds in case timout=zero!
|
|
|
1330 btfsc STATUS,C ; > 255?
|
|
|
1331 movlw d'255' ; Set to 255...
|
|
|
1332 decf WREG,F ; Limit to 254
|
|
|
1333 cpfsgt timeout_counter
|
|
|
1334 bsf divemode
|
|
|
1335 return
|
|
|
1336
|
|
|
1337 timeout_divemode2:
|
|
|
1338 incf timeout_counter,F ; seconds...
|
|
|
1339 movlw d'60'
|
|
|
1340 cpfseq timeout_counter ; timeout_counter=60?
|
|
|
1341 return ; No.
|
|
|
1342
|
|
|
1343 clrf timeout_counter
|
|
|
1344 bcf divemode
|
|
|
1345 incf apnoe_timeout_counter,F
|
|
|
1346 GETCUSTOM8 d'30' ; apnoe timeout [min]
|
|
|
1347 cpfseq apnoe_timeout_counter
|
|
|
1348 bsf divemode
|
|
|
1349 return
|
|
|
1350
|
|
|
1351 timeout_divemode3:
|
|
|
1352 bcf divemode
|
|
|
1353 incf timeout_counter,F
|
|
|
1354 movlw d'5' ; Fixed timeout of 5 seconds
|
|
|
1355 cpfsgt timeout_counter
|
|
|
1356 bsf divemode
|
|
|
1357 return
|
|
|
1358
|
|
|
1359 update_divemode1: ; update any second
|
|
|
1360 call set_dive_modes ; tests if depth>threshold
|
|
|
1361
|
|
|
1362 btfsc divemode
|
|
|
1363 call set_max_depth ; update max. depth if required
|
|
|
1364
|
|
|
1365 btfsc divemode
|
|
|
1366 call set_min_temp ; store min. temp if required
|
|
|
1367
|
|
|
1368 bcf temp_changed ; Display temperature?
|
|
|
1369 movf temperature+0,W
|
|
|
1370 cpfseq last_temperature+0
|
|
|
1371 bsf temp_changed ; Yes
|
|
|
1372 movf temperature+1,W
|
|
|
1373 cpfseq last_temperature+1
|
|
|
1374 bsf temp_changed ; Yes
|
|
|
1375 btfsc temp_changed
|
|
|
1376 call PLED_temp_divemode ; Displays temperature
|
|
|
1377
|
|
|
1378 bcf pres_changed ; Display new depth?
|
|
|
1379 movf amb_pressure+0,W
|
|
|
1380 cpfseq last_pressure+0
|
|
|
1381 bsf pres_changed ; Yes
|
|
|
1382 movf amb_pressure+1,W
|
|
|
1383 cpfseq last_pressure+1
|
|
|
1384 bsf pres_changed ; Yes
|
|
|
1385
|
|
|
1386 btfsc simulatormode_active ; always update depth when in simulator mode
|
|
|
1387 bsf pres_changed
|
|
|
1388
|
|
|
1389 btfsc pres_changed
|
|
|
1390 call PLED_depth ; Displays new depth
|
|
|
1391 return
|
|
|
1392
|
|
|
1393 update_divemode60: ; update any minute
|
|
|
1394 call get_battery_voltage ; gets battery voltage
|
|
|
1395 call set_powersafe ; red LED blinking if battery is low
|
|
|
1396 call PLED_max_pressure ; No, use normal max. depth
|
|
|
1397 call check_temp_extrema ; check for new temperature extremas
|
|
|
1398 bcf oneminupdate
|
|
|
1399 return
|
|
|
1400
|
|
|
1401 set_max_depth:
|
|
|
1402 movff max_pressure+0,sub_a+0
|
|
|
1403 movff max_pressure+1,sub_a+1
|
|
|
1404 movff rel_pressure+0,sub_b+0
|
|
|
1405 movff rel_pressure+1,sub_b+1
|
|
|
1406 call sub16 ; sub_c = sub_a - sub_b
|
|
|
1407 ; max_pressure<rel_pressure -> neg_flag=1
|
|
|
1408 ; rel_pressure<=max_pressure -> neg_flag=0
|
|
|
1409 btfss neg_flag
|
|
|
1410 return
|
|
|
1411 ;max_pressure<rel_pressure
|
|
|
1412 movff rel_pressure+0,max_pressure+0
|
|
|
1413 movff rel_pressure+1,max_pressure+1
|
|
|
1414 call PLED_max_pressure ; No, use normal max. depth
|
|
|
1415 return
|
|
|
1416
|
|
|
1417 set_min_temp:
|
|
|
1418 movff mintemp+0,sub_a+0
|
|
|
1419 movff mintemp+1,sub_a+1
|
|
|
1420 movff temperature+0,sub_b+0
|
|
|
1421 movff temperature+1,sub_b+1
|
|
|
1422 call sub16 ; sub_c = sub_a - sub_b
|
|
|
1423 ; mintemp<T -> neg_flag=1
|
|
|
1424 ; T<=mintemp -> neg_flag=0
|
|
|
1425 btfsc neg_flag
|
|
|
1426 return
|
|
|
1427 ;mintemp>=T
|
|
|
1428 movff temperature+0,mintemp+0
|
|
|
1429 movff temperature+1,mintemp+1
|
|
|
1430 return
|
|
|
1431
|
|
|
1432 set_dive_modes:
|
|
|
1433 bcf divemode2 ; Stop time
|
|
|
1434
|
|
|
1435 GETCUSTOM8 .0 ; loads dive_threshold in WREG
|
|
|
1436 movwf sub_a+0 ; dive_treshold is in cm
|
|
|
1437 clrf sub_a+1
|
|
|
1438
|
|
|
1439 movff rel_pressure+0,sub_b+0
|
|
|
1440 movff rel_pressure+1,sub_b+1
|
|
|
1441
|
|
|
1442 call sub16 ; sub_c = sub_a - sub_b
|
|
|
1443
|
|
|
1444 btfss neg_flag
|
|
|
1445 bra set_dive_modes2 ; too shallow (rel_pressure<dive_threshold)
|
|
|
1446
|
|
|
1447 btfsc realdive ; Dive longer than one minute?
|
|
|
1448 clrf timeout_counter
|
|
|
1449
|
|
|
1450 bsf divemode
|
|
|
1451 bsf divemode2 ; displayed divetime is running
|
|
|
1452 return
|
|
|
1453
|
|
|
1454 set_dive_modes2:
|
|
|
1455 btfss realdive ; dive longer then one minute?
|
|
|
1456 bcf divemode ; no -> this was no real dive
|
|
|
1457 return
|
|
|
1458
|
|
|
1459 set_powersafe:
|
|
|
1460 btfsc low_battery_state ; battery warning alread active?
|
|
|
1461 bra set_powersafe2 ; Yes, but is it still required?
|
|
|
1462 ; battery voltage in mV (value*256+Lowbyte=actual treshold)
|
|
|
1463 movlw d'12' ; 3,328V
|
|
|
1464 cpfsgt batt_voltage+1
|
|
|
1465 bra set_powersafe1
|
|
|
1466 return
|
|
|
1467
|
|
|
1468 set_powersafe1:
|
|
|
1469 movlw d'7' ; Type of Alarm (Battery Low)
|
|
|
1470 movwf AlarmType ; Copy to Alarm Register
|
|
|
1471 bsf event_occured ; Set Event Flag
|
|
|
1472 bsf low_battery_state ; set flag for battery warning
|
|
|
1473 return ; return
|
|
|
1474
|
|
|
1475 set_powersafe2:
|
|
|
1476 movlw d'13' ; 3,584V
|
|
|
1477 cpfsgt batt_voltage+1
|
|
|
1478 bra set_powersafe1 ; Still to low
|
|
|
1479 bcf low_battery_state ; clear flag for battery warning mode
|
|
|
1480 return
|
|
|
1481
|
|
|
1482 calc_average_depth:
|
|
|
1483 ; 1. Add new 2xdepth to the Sum of depths registers
|
|
|
1484 movff rel_pressure+0,b0_lo
|
|
|
1485 movff rel_pressure+1,b0_hi
|
|
|
1486
|
|
|
1487 movf b0_lo,w
|
|
|
1488 addwf average_depth_hold+0,F
|
|
|
1489 movf b0_hi,w
|
|
|
1490 addwfc average_depth_hold+1,F
|
|
|
1491 movlw d'0'
|
|
|
1492 addwfc average_depth_hold+2,F
|
|
|
1493 addwfc average_depth_hold+3,F ; Will work up to 9999mBar*60*60*24=863913600mBar
|
|
|
1494
|
|
|
1495 movf b0_lo,w
|
|
|
1496 addwf average_depth_hold+0,F
|
|
|
1497 movf b0_hi,w
|
|
|
1498 addwfc average_depth_hold+1,F
|
|
|
1499 movlw d'0'
|
|
|
1500 addwfc average_depth_hold+2,F
|
|
|
1501 addwfc average_depth_hold+3,F ; Will work up to 9999mBar*60*60*24=863913600mBar
|
|
|
1502
|
|
|
1503 ; 2. Compute Average Depth on base of average_divesecs:2
|
|
|
1504
|
|
|
1505 movff average_divesecs+0,xB+0
|
|
|
1506 movff average_divesecs+1,xB+1 ; Copy
|
|
|
1507 movff average_depth_hold+0,xC+0
|
|
|
1508 movff average_depth_hold+1,xC+1
|
|
|
1509 movff average_depth_hold+2,xC+2
|
|
|
1510 movff average_depth_hold+3,xC+3
|
|
|
1511
|
|
|
1512 call div32x16 ; xC:4 / xB:2 = xC+3:xC+2 with xC+1:xC+0 as remainder
|
|
|
1513 movff xC+0,avr_rel_pressure+0
|
|
|
1514 movff xC+1,avr_rel_pressure+1
|
|
|
1515 return
|
|
|
1516
|
|
|
1517
|
|
|
1518 diveloop_boot:
|
|
49
|
1519 ostc_debug 'Q' ; Sends debug-information to screen if debugmode active
|
|
0
|
1520 clrf max_pressure+0 ; clear some variables
|
|
|
1521 clrf max_pressure+1
|
|
|
1522
|
|
|
1523 clrf avr_rel_pressure+0
|
|
|
1524 clrf avr_rel_pressure+1
|
|
|
1525
|
|
|
1526 call PLED_brightness_low
|
|
|
1527 read_int_eeprom d'90' ; Brightness offset? (Dim>0, Normal = 0)
|
|
|
1528 movlw d'0'
|
|
|
1529 cpfsgt EEDATA
|
|
|
1530 call PLED_brightness_full
|
|
|
1531
|
|
|
1532 clrf average_depth_hold+0
|
|
|
1533 clrf average_depth_hold+1
|
|
|
1534 clrf average_depth_hold+2
|
|
|
1535 clrf average_depth_hold+3 ; Clear average depth register
|
|
|
1536 movlw d'1'
|
|
|
1537 movwf average_divesecs+0
|
|
|
1538 clrf average_divesecs+1
|
|
|
1539
|
|
|
1540 movlw d'1'
|
|
|
1541 movwf apnoe_max_pressure+0
|
|
|
1542 clrf apnoe_max_pressure+1
|
|
|
1543 clrf apnoe_surface_mins
|
|
|
1544 clrf apnoe_surface_secs
|
|
|
1545 clrf apnoe_mins
|
|
|
1546 clrf apnoe_secs
|
|
|
1547 clrf divemins+0
|
|
|
1548 clrf divemins+1
|
|
|
1549 clrf divesecs
|
|
|
1550 clrf samplesecs
|
|
|
1551 clrf apnoe_timeout_counter ; timeout in minutes
|
|
|
1552 clrf timeout_counter ; takes care of the timeout
|
|
|
1553 clrf timeout_counter2 ; Here: counts to six, then store deco data and temperature
|
|
|
1554 clrf AlarmType ; Clear all alarms
|
|
|
1555 bcf event_occured ; clear flag
|
|
|
1556 bcf depth_greater_100m ; clear flag
|
|
|
1557 setf last_diluent ; to be displayed after first calculation (range: 0 to 100 [%])
|
|
3
|
1558 bcf dekostop_active
|
|
|
1559 bcf is_bailout ;=1: CC mode, but bailout active!
|
|
8
|
1560 bcf better_gas_available ;=1: A better gas is available and a gas change is advised in divemode
|
|
|
1561
|
|
0
|
1562 call get_free_EEPROM_location ; get last position in external EEPROM, may be up to 2 secs!
|
|
|
1563
|
|
|
1564 movff last_surfpressure_30min+1,int_I_pres_surface+1 ; HIGH copy surfacepressure to deco routine
|
|
|
1565 movff last_surfpressure_30min+0,int_I_pres_surface+0 ; LOW copy surfacepressure to deco routine
|
|
|
1566 movff temperature+0,mintemp+0 ; Reset Min-Temp registers
|
|
|
1567 movff temperature+1,mintemp+1 ; Reset Min-Temp registers
|
|
|
1568
|
|
|
1569 clrf wait_temp ; Used to clear Bankx registers
|
|
|
1570 movff wait_temp,char_O_GF_low_pointer
|
|
|
1571 movff wait_temp,char_O_actual_pointer
|
|
|
1572 lfsr FSR0,0x250
|
|
|
1573 movlw 0x20
|
|
|
1574 movwf wait_temp
|
|
|
1575 clear_deco_lists: ; Clear Deco list
|
|
|
1576 clrf POSTINC0
|
|
|
1577 decfsz wait_temp,F
|
|
|
1578 bra clear_deco_lists
|
|
|
1579 lfsr FSR0,0x270
|
|
|
1580 movlw 0x20
|
|
|
1581 movwf wait_temp
|
|
|
1582 set_no_forced_stops: ; Init Deco list
|
|
|
1583 movlw 0x01
|
|
|
1584 movwf POSTINC0
|
|
|
1585 decfsz wait_temp,F
|
|
|
1586 bra set_no_forced_stops
|
|
|
1587 lfsr FSR0,0x290 ; clear int_O_calc_tissue_call_counter (DEBUG)
|
|
|
1588 clrf POSTINC0
|
|
|
1589 clrf POSTINC0
|
|
|
1590
|
|
|
1591 ; Start with active Stopwatch?
|
|
|
1592 bsf stopwatch_active
|
|
|
1593 GETCUSTOM8 d'41' ; =1: Start with active Stopwatch
|
|
|
1594 movwf lo
|
|
|
1595 movlw d'1'
|
|
|
1596 cpfseq lo ; CF41=1?
|
|
|
1597 bcf stopwatch_active ; No!
|
|
|
1598
|
|
|
1599 ; Init profile recording parameters
|
|
|
1600 GETCUSTOM8 d'20' ; sample rate
|
|
|
1601 movwf samplesecs_value ; to avoid EEPROM access in the ISR
|
|
|
1602 GETCUSTOM8 d'21'
|
|
|
1603 movwf divisor_temperature ; load divisors for profile storage
|
|
|
1604 GETCUSTOM8 d'22'
|
|
|
1605 movwf divisor_deco
|
|
|
1606 GETCUSTOM8 d'23'
|
|
|
1607 movwf divisor_tank
|
|
|
1608 GETCUSTOM8 d'24'
|
|
|
1609 movwf divisor_ppo2
|
|
|
1610 GETCUSTOM8 d'25'
|
|
|
1611 movwf divisor_deco_debug
|
|
|
1612 GETCUSTOM8 d'26'
|
|
|
1613 movwf divisor_nuy2
|
|
|
1614
|
|
|
1615 btfss FLAG_apnoe_mode ; In Apnoe mode?
|
|
|
1616 bra divemode1
|
|
|
1617 ; Overwrite some parameters in Apnoe mode....
|
|
|
1618 movlw d'1'
|
|
|
1619 movwf samplesecs_value ; to avoid EEPROM access in the ISR
|
|
|
1620
|
|
|
1621 divemode1:
|
|
|
1622 read_int_eeprom d'36' ; Read mix 1 ppO2
|
|
|
1623 btfsc FLAG_const_ppO2_mode
|
|
|
1624 movff EEDATA,char_I_const_ppO2 ; Set ppO2 setpoint if in ppO2 mode
|
|
4
|
1625 movff EEDATA, ppO2_setpoint_store ; Store also in this byte...
|
|
0
|
1626
|
|
21
|
1627 bcf LED_blue
|
|
0
|
1628 bcf low_battery_state ; clear flag for battery warning mode
|
|
|
1629 bcf header_stored
|
|
|
1630 bcf premenu
|
|
|
1631 bcf realdive
|
|
|
1632 bsf update_divetime ; set flag
|
|
|
1633 btfss simulatormode_active ; do not disable in simulator mode!
|
|
49
|
1634 call disable_rs232 ; Disable RS232
|
|
0
|
1635
|
|
|
1636 read_int_eeprom d'33' ; Read byte (stored in EEDATA)
|
|
|
1637 movff EEDATA,active_gas ; Read start gas (1-5)
|
|
|
1638
|
|
|
1639 ; Read Start Gas and configure char_I_He_ratio, char_I_O2_ratio and char_I_N2_ratio
|
|
|
1640 decf active_gas,W ; Gas 0-4
|
|
|
1641 mullw d'4'
|
|
|
1642 movf PRODL,W
|
|
|
1643 addlw d'7' ; = address for He ratio
|
|
|
1644 movwf EEADR
|
|
|
1645 call read_eeprom ; Read He ratio
|
|
|
1646 movff EEDATA,char_I_He_ratio ; And copy into hold register
|
|
|
1647 decf active_gas,W ; Gas 0-4
|
|
|
1648 mullw d'4'
|
|
|
1649 movf PRODL,W
|
|
|
1650 addlw d'6' ; = address for O2 ratio
|
|
|
1651 movwf EEADR
|
|
|
1652 call read_eeprom ; Read O2 ratio
|
|
|
1653 movff EEDATA, char_I_O2_ratio ; O2 ratio
|
|
|
1654 movff char_I_He_ratio, wait_temp ; copy into bank1 register
|
|
|
1655 bsf STATUS,C ; Borrow bit
|
|
|
1656 movlw d'100' ; 100%
|
|
|
1657 subfwb wait_temp,W ; minus He
|
|
|
1658 bsf STATUS,C ; Borrow bit
|
|
|
1659 subfwb EEDATA,F ; minus O2
|
|
|
1660 movff EEDATA, char_I_N2_ratio ; = N2!
|
|
|
1661
|
|
|
1662 bcf multi_gf_display ; Do not display the multi-gf table screen
|
|
|
1663 return |
