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1 ;=============================================================================
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2 ;
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634
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3 ; File eeprom_rs232.inc * combined next generation V3.09.4n
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4 ;
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5 ;
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6 ; Copyright (c) 2011, JD Gascuel, HeinrichsWeikamp, all right reserved.
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7 ;=============================================================================
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8 ; HISTORY
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9 ; 2011-08-03 : [mH] moving from OSTC code
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10
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11
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12
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13 ; --------------------------------------------------------------------------------------------
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14 ; EEPROM Defines
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15 ; --------------------------------------------------------------------------------------------
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16
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17 #DEFINE DECO_DATA_VALID_TOKEN 0x55 ; deco data valid
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18 #DEFINE DECO_DATA_INVALID_TOKEN 0xAA ; deco data invalid
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19
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20
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21 ; --------------------------------------------------------------------------------------------
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22 ; EEPROM Memory Map
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23 ; --------------------------------------------------------------------------------------------
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24
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25 ; Label EEPROM Address Size Description
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26
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27 ; bank 1+2: settings & options
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28 ; ---------------------------- +--- do not change the position of these data!
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29 #DEFINE eeprom_ostc_serial 0x000 ; | 2 OSTC dive computer unique serial number
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30 #DEFINE eeprom_num_dives 0x002 ; | 2 total number of dives
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31 #DEFINE eeprom_log_pointer 0x004 ; | 3 pointer used for accessing log data in external flash
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32 #DEFINE eeprom_battery_gauge 0x007 ; | 6 backup storage for the battery gauge meter
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33 #DEFINE eeprom_log_offset 0x00D ; | 2 offset between OSTC dive counting and user's counting
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34 #DEFINE eeprom_battery_type 0x00F ; | 1 battery type inside the OSTC
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35 #DEFINE eeprom_options_version 0x010 ; 2 options version identifier
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36 #DEFINE eeprom_fw_chksum_current 0x012 ; 6 checksum of the current firmware *)
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37 ; 0x018 ; 2 unused
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38 #DEFINE eeprom_options_storage 0x01A ; 486 backup storage for the options
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39
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40
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41 ; bank 2: deco data backup
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42 ; ------------------------
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43 #DEFINE eeprom_deco_data_validity 0x200 ; 1 deco data validity
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44 #DEFINE eeprom_deco_data_version 0x201 ; 1 deco data format version
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45 #DEFINE eeprom_deco_data_timestamp 0x202 ; 6 date/time of deco data
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46 #DEFINE eeprom_deco_data_surfinterval 0x208 ; 2 surface interval
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47 ; 0x20A ; 6 unused
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48 #DEFINE eeprom_deco_data_bank3 0x210 ; 9 desaturation status
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49 ; 0x219 ; 1 unused
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50 #DEFINE eeprom_deco_data_bank5 0x21A ; 4 CNS
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51 ; 0x21E ; 2 unused
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52 #DEFINE eeprom_deco_data_bank7 0x220 ; 128 tissue pressures
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53 ; 0x2A0 ; 96 unused
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54
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55
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56 ; bank 3: flash backup & factory use
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57 ; ----------------------------------
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58 #DEFINE eeprom_prog_page0_backup 0x300 ; 128 backup storage for the first program memory page
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59 ; 0x380 ; 1 unused
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60 #DEFINE eeprom_button_polarity 0x381 ; 1 button polarity (factory use only, do not change position!)
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61 #DEFINE eeprom_fw_chksum_recovry 0x382 ; 6 checksum of stored recovery firmware *)
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62 ; 0x388 ; 121 unused
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63
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64
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65 ; *) 4 byte code checksum, 1 byte checksum of the checksum, 1 byte firmware ID
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66
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67
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68
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69 ; --------------------------------------------------------------------------------------------
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70 ;
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71 ; EEPROM read & write Macros
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72 ;
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73 ; --------------------------------------------------------------------------------------------
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74
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75
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76 ;-----------------------------------------------------------------------------
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77 ; read 1 byte from EEPROM to memory
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78 ;
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79 ; eeprom_address: address:2 containing source address in EEPROM
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80 ; memory_address: address:2 containing target address in memory
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81 ;
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82 EEPROM_CC_READ macro eeprom_address, memory_address
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83 movlw HIGH(eeprom_address) ; extract bank in EEPROM
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84 movwf EEADRH ; set bank in EEPROM
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85 movlw LOW (eeprom_address) ; extract start address in EEPROM
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86 movwf EEADR ; set start address in EEPROM
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87 call read_eeprom ; read from EEPROM
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88 movff EEDATA,memory_address ; store to memory
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89 endm
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90
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91
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92 ;-----------------------------------------------------------------------------
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93 ; read 2 bytes from EEPROM to memory, both bytes need to be in same EEPROM bank
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94 ;
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95 ; eeprom_address: address:2 containing start address in EEPROM
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96 ; memory_address: address:2 containing start address in memory
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97 ;
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98 EEPROM_II_READ macro eeprom_address, memory_address
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99 movlw HIGH(eeprom_address) ; extract bank in EEPROM
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100 movwf EEADRH ; set bank in EEPROM
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101 movlw LOW (eeprom_address) ; extract start address in EEPROM
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102 movwf EEADR ; set start address in EEPROM
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103 lfsr FSR1,memory_address ; set start address in memory
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104 movlw .2 ; read 2 bytes
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105 call eeprom_read_common ; execute read
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106 endm
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107
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108
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109 ;-----------------------------------------------------------------------------
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110 ; read 3 bytes from EEPROM to memory, all bytes need to be in same EEPROM bank
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111 ;
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112 ; eeprom_address: address:2 containing start address in EEPROM
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113 ; memory_address: address:2 containing start address in memory
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114 ;
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115 EEPROM_TT_READ macro eeprom_address, memory_address
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116 movlw HIGH(eeprom_address) ; extract bank in EEPROM
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117 movwf EEADRH ; set bank in EEPROM
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118 movlw LOW (eeprom_address) ; extract start address in EEPROM
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119 movwf EEADR ; set start address in EEPROM
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120 lfsr FSR1,memory_address ; set start address in memory
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121 movlw .3 ; read 3 bytes
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122 call eeprom_read_common ; execute read
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123 endm
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124
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125
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126 ;-----------------------------------------------------------------------------
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127 ; read a range of bytes from EEPROM to memory, all bytes need to be in same EEPROM bank
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128 ;
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129 ; eeprom_address: address:2 containing start address in EEPROM
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130 ; memory_address: address:2 containing start address in memory (bank safe)
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131 ; range : number of bytes to read (1-256), will wrap-around staying in same EEPROM bank!
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132 ;
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133 EEPROM_RR_READ macro eeprom_address, memory_address, range
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134 movlw HIGH(eeprom_address) ; extract bank in EEPROM
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135 movwf EEADRH ; set bank in EEPROM
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136 movlw LOW (eeprom_address) ; extract start address in EEPROM
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137 movwf EEADR ; set start address in EEPROM
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138 lfsr FSR1,memory_address ; set start address in memory
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139 movlw low(range) ; set size of range to read
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140 call eeprom_read_common ; execute read
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141 endm
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142
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143
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144 ;-----------------------------------------------------------------------------
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145 ; write 1 byte from memory to EEPROM
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146 ;
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147 ; memory_address: address:2 containing source address in memory (bank safe)
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148 ; eeprom_address: address:2 containing destination address in EEPROM
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149 ;
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150 EEPROM_CC_WRITE macro memory_address, eeprom_address
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151 movlw HIGH(eeprom_address) ; extract bank in EEPROM
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152 movwf EEADRH ; set bank in EEPROM
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153 movlw LOW (eeprom_address) ; extract start address in EEPROM
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154 movwf EEADR ; set start address in EEPROM
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155 movff memory_address,EEDATA ; copy byte to EEPROM data register
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156 call write_eeprom ; execute write
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157 endm
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158
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159
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160 ;-----------------------------------------------------------------------------
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161 ; write 2 bytes from memory to EEPROM, both bytes need to go into the same EEPROM bank
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162 ;
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163 ; memory_address: address:2 containing start address in memory (bank safe)
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164 ; eeprom_address: address:2 containing start address in EEPROM
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165 ;
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166 EEPROM_II_WRITE macro memory_address, eeprom_address
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167 movlw HIGH(eeprom_address) ; extract bank in EEPROM
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168 movwf EEADRH ; set bank in EEPROM
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169 movlw LOW (eeprom_address) ; extract start address in EEPROM
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170 movwf EEADR ; set start address in EEPROM
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171 lfsr FSR1,memory_address ; set start address in memory
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172 movlw .2 ; write 2 bytes
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173 call eeprom_write_common ; execute write
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174 endm
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175
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176
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177 ;-----------------------------------------------------------------------------
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178 ; write 3 bytes from memory to EEPROM, all bytes need to go into the same EEPROM bank
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179 ;
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180 ; memory_address: address:2 containing start address in memory (bank safe)
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181 ; eeprom_address: address:2 containing start address in EEPROM
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182 ;
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183 EEPROM_TT_WRITE macro memory_address, eeprom_address
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184 movlw HIGH(eeprom_address) ; extract bank in EEPROM
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185 movwf EEADRH ; set bank in EEPROM
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186 movlw LOW (eeprom_address) ; extract start address in EEPROM
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187 movwf EEADR ; set start address in EEPROM
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188 lfsr FSR1,memory_address ; set start address in memory
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189 movlw .3 ; write 3 bytes
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190 call eeprom_write_common ; execute write
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191 endm
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192
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193
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194 ;-----------------------------------------------------------------------------
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195 ; write a range of bytes from memory to EEPROM, all bytes need to go into the same EEPROM bank
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196 ;
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197 ; memory_address: address:2 containing start address in memory (bank safe)
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198 ; eeprom_address: address:2 containing start address in EEPROM
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199 ; range : number of bytes to write (1-256), will wrap-around staying in same EEPROM bank!
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200 ;
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201 EEPROM_RR_WRITE macro memory_address, eeprom_address, range
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202 movlw HIGH(eeprom_address) ; extract bank in EEPROM
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203 movwf EEADRH ; set bank in EEPROM
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204 movlw LOW (eeprom_address) ; extract start address in EEPROM
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205 movwf EEADR ; set start address in EEPROM
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206 lfsr FSR1,memory_address ; set start address in memory
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207 movlw low(range) ; set size of range to write
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208 call eeprom_write_common ; execute write
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209 endm
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210
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211
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212 ;-----------------------------------------------------------------------------
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213 ; set up EEPROM address register for subsequent read/write operations
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214 ;
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215 ; eeprom_address: address:2 containing the EEPROM address to set up
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216 ;
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217 EEPROM_SET_ADDRESS macro eeprom_address ; Set EEPROM address
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218 movlw HIGH(eeprom_address) ; extract bank in EEPROM ; for subsequent calls to
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219 movwf EEADRH ; set EEPROM bank ; write_eeprom / read_eeprom
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220 movlw LOW (eeprom_address) ; extract start address in EEPROM
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221 movwf EEADR ; set EEPROM cell
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222 endm
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223
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224
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225
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226 ; --------------------------------------------------------------------------------------------
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227 ;
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228 ; Serial Read & Write Macros
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229 ;
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230 ; --------------------------------------------------------------------------------------------
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231
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232
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233 ;-----------------------------------------------------------------------------
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234 ; Receive 1 Byte and write to Memory
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235 ;
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236 ; in case of a Timeout the Flag 'rs232_rx_timeout' will be set
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237 ;
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238 SERIAL_CC_RECEIVE macro mem_address
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239 extern serial_rx_single
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240 call serial_rx_single ; (try to) receive one byte
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241 movff RCREG1,mem_address ; copy received byte to memory
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242 endm
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243
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244
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245 ;-----------------------------------------------------------------------------
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246 ; Stream a Range of Bytes to Memory
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247 ;
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248 ; in case of a Timeout the Flag 'rs232_rx_timeout' will be set
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249 ;
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250 ; mem_address: address:2 containing the start address in memory (bank safe)
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251 ; range : number of bytes to receive (1-256)
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252 ;
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253 SERIAL_RR_RECEIVE macro mem_address, range
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254 lfsr FSR2,mem_address ; set start address in memory
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255 movlw low(range) ; set number of bytes to receive
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256 extern serial_rx_stream
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257 call serial_rx_stream
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258 endm
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259
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260
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261 ;-----------------------------------------------------------------------------
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262 ; Send 1 Byte Literal
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263 ;
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264 SERIAL_LC_SEND macro literal
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265 call rs232_wait_tx ; wait for completion of last transmit
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266 movlw literal ; load literal
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267 movwf TXREG1 ; send literal to serial TX
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268 endm
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269
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270
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271 ;-----------------------------------------------------------------------------
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272 ; Send 1 Byte from Memory
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273 ;
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274 ; mem_address: address:2 containing the source address in memory (bank safe)
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275 ;
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276 SERIAL_CC_SEND macro mem_address
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277 call rs232_wait_tx ; wait for completion of last transmit
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278 movff mem_address,TXREG1 ; send byte from memory to serial TX
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279 endm
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280
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281
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282 ;-----------------------------------------------------------------------------
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283 ; Send a Range of Bytes from Memory
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284 ;
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285 ; mem_address: address:2 containing the start address in memory (bank safe)
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286 ; range : number of bytes to send (1-256)
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287 ;
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288 SERIAL_RR_SEND macro mem_address, range
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289 lfsr FSR2,mem_address ; set start address in memory
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290 movlw low(range) ; set number of bytes to send
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291 extern serial_tx_steam
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292 call serial_tx_steam
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293 endm
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294
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295
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296 ; --------------------------------------------------------------------------------------------
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297 ; EXTERN Directives
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298 ; --------------------------------------------------------------------------------------------
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299
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300 IFNDEF INSIDE_EEPROM_RS232
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301
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302 ; EEPROM - basic read & write
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303
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304 extern eeprom_read_common
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305 extern eeprom_write_common
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306
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307 extern read_eeprom
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308 extern write_eeprom
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309
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310
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311 ; EEPROM high-level access
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312
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313 extern eeprom_serial_number_read
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314
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315 extern eeprom_total_dives_read
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316 extern eeprom_total_dives_write
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317
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318 extern eeprom_log_offset_read
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319 extern eeprom_log_offset_write
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320
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321 extern eeprom_battery_gauge_read
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322 extern eeprom_battery_gauge_write
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323
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324 extern eeprom_deco_data_read
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325 extern eeprom_deco_data_write
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326
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327
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328 ; Serial - IR / S8
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329
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330 extern enable_ir_s8_analog
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331 extern disable_ir_s8_analog
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332 extern ir_s8_tx_single
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333
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334
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335 ; Serial - RS232 (USB / BT)
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336
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337 extern enable_rs232
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338 extern disable_rs232
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339 extern rs232_wait_tx
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623
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340
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629
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341
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342 ENDIF ; INSIDE_EEPROM_RS232
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