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annotate src/convert.asm @ 390:e6dab80e7e15

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Fix text alignment for French version
author heinrichsweikamp
date Wed, 28 Oct 2015 10:40:56 +0100
parents 5ad479f2a868
children a5fc007634c5
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 ;=============================================================================
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2 ;
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3 ; File convert.asm
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4 ;
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5 ; Converts register values to string
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6 ;
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7 ; Copyright (c) 2011, Matthias Heinrichs, HeinrichsWeikamp, all right reserved.
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8 ;=============================================================================
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9 ; HISTORY
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10 ; 2007-10-07 : [MH] Creation for OSTC sources
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11 ; 2010-12-10 : [jDG] Optimize macro size
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12 ;
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13
275
653a3ab08062 rename into hwOS
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14 #include "hwos.inc" ; Mandatory header
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15
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16 ;=============================================================================
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17
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18 CBLOCK tmp+0x08 ; space for aa_wordprocessor
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19 temp3
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20 temp4
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21 cvt_flags2
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22 ; Reserved to tmp+0x10...
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23 ENDC
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24
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25 #define pre_zero_flag cvt_flags2,0
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26 #define all_zeros_flag cvt_flags2,1
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27 #define DP_done cvt_flags2,2
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28 #define DP_done2 cvt_flags2,3
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29 #define show_last3 cvt_flags2,4
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30 #define leading_zeros cvt_flags2,5
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31 #define show_last4 cvt_flags2,6
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32
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33 basic CODE
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34
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35 ;=============================================================================
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36 global output99_call
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37 output99_call:
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38 clrf ignore_digits
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39 incf ignore_digits,F
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40 clrf temp4
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41
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42 global output99
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43 output99:
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44 movlw d'99'
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45 cpfslt lo
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46 movwf lo ; Limit to 99
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47 movff lo,lo_temp
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48 clrf hi_temp
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49 bcf pre_zero_flag ; do not display leading zeros
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50
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51 LCD_val99_2:
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52 movlw b'00001010' ; 10
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53 movwf temp2
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54 clrf temp3
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55 rcall DEC2ASCII
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56
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57 movlw b'00000001' ; 1
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58 movwf temp2
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59 clrf temp3
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60 bsf pre_zero_flag ; last figure, display zero (0)
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61 rcall DEC2ASCII
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62 RETURN
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63
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64 global output99x_call
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65
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66 output99x_call:
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67 clrf ignore_digits
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68 incf ignore_digits,F
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69 clrf temp4
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70
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71 movlw d'99'
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72 cpfslt lo
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73 movwf lo ; Limit to 99
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74 movff lo, lo_temp
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75 clrf hi_temp
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76 bsf pre_zero_flag ; display leading zeros
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77 bra LCD_val99_2
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78
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79 global output8_call
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80
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81 output8_call:
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82 clrf ignore_digits
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83 incf ignore_digits,F
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84 clrf temp4
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85
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86 output8:
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87 movff lo, lo_temp
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88 clrf hi_temp
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89 bcf pre_zero_flag ; do not display leading zeros
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90
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91 movlw b'01100100' ; 100
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92 movwf temp2
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93 clrf temp3
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94 rcall DEC2ASCII
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95 bra LCD_val99_2
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96
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97 global output16_4_call
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98 output16_4_call: ; limit to 9999
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99 bsf show_last4
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100 ; 9999 = 27 0F = [39][15]
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101 movlw .40
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102 cpfslt hi ; hi < 40 ?
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103 bra output16_4_call_2 ; No, hi >= 40, do limit
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104 ; Yes, hi <= 39
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105 movlw .39
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106 cpfseq hi ; hi = 39 ?
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107 bra output16_4_call_3 ; No, hi < 39, no limit needed
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108 ; Yes, hi = 39
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109 movlw .15
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110 cpfslt lo ; lo < 15
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111 movwf lo ; No, lo >= 15, set lo = 15.
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112 ; Yes, lo <= 14 or lo set to =15
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113 bra output16_4_call_3 ; done.
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114 output16_4_call_2: ; Set to 9999
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115 movlw LOW .9999
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116 movwf lo
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117 movlw HIGH .9999
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118 movwf hi
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119 output16_4_call_3:
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120 bra output16_call
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121
0
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122 global output16_3_call
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123 global output16_call
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124 global output16
225
31088352ee32 BUGFIX: Show dives with >999mins divetime correctly
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125 output16_3_call: ; limit to 999
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126 bsf show_last3
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127 ; Limit to 3
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128 movlw .4
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129 cpfslt hi
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130 bra output16_3_call_2
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131 movlw .3
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132 cpfseq hi ; =3?
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133 bra output16_3_call_3 ; No, done.
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134 movlw .231 ; Limit to 231(+768=999...)
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135 cpfslt lo
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136 movwf lo
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137 bra output16_3_call_3 ; done.
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138 output16_3_call_2: ; Set to .999
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139 movlw LOW .999
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140 movwf lo
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141 movlw HIGH .999
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142 movwf hi
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143 output16_3_call_3:
0
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144 output16_call:
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145 clrf ignore_digits
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146 incf ignore_digits,F
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147 clrf WREG
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148 output16:
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149 movwf temp4 ; Passed from output16dp macro, cleared by others.
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150
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151 bcf all_zeros_flag ; do not display any zero from here unless there was at least one figure /zero
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152
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153 bsf leading_zeros
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154 tstfsz temp4 ; Display leading zeros at all?
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155 bcf leading_zeros
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156
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157 bsf DP_done2
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158 tstfsz temp4
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159 bcf DP_done2 ; decimal point not yet set
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160
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161 movff lo, lo_temp
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162 movff hi, hi_temp
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163 bcf pre_zero_flag ; do not display leading zeros
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164
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165 movlw b'00010000' ; 10000s
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166 movwf temp2
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167 movlw b'00100111'
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168 movwf temp3
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169 btfsc show_last3 ; display only last three figures?
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170 bra output16_sk5
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171 btfsc show_last4 ; display only last four figures?
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172 bra output16_sk5
0
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173 rcall DEC2ASCII ; No, show all. Here: 5th order digit
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174
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175 output16_sk5:
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176 bcf show_last4
0
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177 movlw b'11101000' ; 1000s
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178 movwf temp2
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179 movlw b'00000011'
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180 movwf temp3
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181 btfsc DP_done2 ; Is there a decimal point at all?
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182 bra output16_2 ; no, use normal display mode
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183
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184 btfsc all_zeros_flag ; display any zero from here
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185 bra output16_1 ; there was a figure /zero already
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186
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187 bsf pre_zero_flag ; display figure if zero?
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188 decfsz temp4,W
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189 bcf pre_zero_flag ; No
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190
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191 output16_1:
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192 btfsc DP_done ; Decimal point set already?
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193 bsf pre_zero_flag ; Yes, so display the rest
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194 output16_2:
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195 btfss show_last3 ; display only last three figures?
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196 rcall DEC2ASCII ; No, show all. Here: 4th order digit
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197 bcf show_last3 ; Yes, so display the rest
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198
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199 movlw b'01100100' ; 100s
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200 movwf temp2
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201 clrf temp3
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202
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203 btfsc ignore_digit3 ; Ignore 3rd-5th digit?
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204 bra output16_5 ; Yes, skip the rest
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205
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206 btfsc DP_done2 ; Is there a decimal point at all?
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207 bra output16_3 ; no, use normal display mode
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208
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209 btfsc all_zeros_flag ; display any zero from here
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210 bra output16_2_1 ; there was a figure /zero already
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211
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212 bsf pre_zero_flag ; display figure if zero?
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213 decfsz temp4,W
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214 bcf pre_zero_flag ; No
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215
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216 output16_2_1:
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217 btfsc DP_done ; Decimal point set already?
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218 bsf pre_zero_flag ; Yes, so display the rest
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219 btfsc DP_done2 ; Is there a decimal point at all?
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220 bsf pre_zero_flag ; No, so display the rest
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221 output16_3:
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222 rcall DEC2ASCII ;3th order digit...
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223
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224 movlw b'00001010' ; 10s
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225 movwf temp2
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226 clrf temp3
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227 btfsc DP_done2
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228 bra output16_4
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229
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230 btfsc all_zeros_flag ; display any zero from here
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231 bra output16_3_1 ; there was a figure /zero already
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232
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233 bsf pre_zero_flag
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234 decfsz temp4,W
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235 bcf pre_zero_flag
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236
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237 output16_3_1:
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238 btfsc DP_done
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239 bsf pre_zero_flag
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parents:
diff changeset
240 btfsc DP_done2
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parents:
diff changeset
241 bsf pre_zero_flag
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parents:
diff changeset
242 output16_4:
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parents:
diff changeset
243 btfsc ignore_digit4 ; Ignore 4-5th digit?
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parents:
diff changeset
244 bra output16_5 ; Yes, skip the rest
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parents:
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245 rcall DEC2ASCII ; 2nd order digit
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parents:
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246
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parents:
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247 movlw b'00000001' ; 1s
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parents:
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248 movwf temp2
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parents:
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249 clrf temp3
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parents:
diff changeset
250 bsf pre_zero_flag
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parents:
diff changeset
251 btfss ignore_digit5 ; Ignore 5th digit?
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parents:
diff changeset
252 rcall DEC2ASCII ; 1st order digit
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parents:
diff changeset
253 bcf ignore_digit5 ; yes, and clear flag
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parents:
diff changeset
254 output16_5:
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parents:
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255 bcf ignore_digit4 ; Clear flag
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parents:
diff changeset
256 bcf ignore_digit3 ; Clear flag
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parents:
diff changeset
257 clrf ignore_digits
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parents:
diff changeset
258 incf ignore_digits,F
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parents:
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259 bcf DP_done
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parents:
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260 RETURN ; Done with convert.asm...
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parents:
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261
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parents:
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262 DEC2ASCII clrf temp1 ; converts into ASCII code
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parents:
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263 DEC2ASCII_2 movf temp3,W
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parents:
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264 subwf hi_temp,W
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parents:
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265 btfss STATUS,C
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parents:
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266 bra DEC2ASCII_4
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parents:
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267 bnz DEC2ASCII_3
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parents:
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268
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parents:
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269 movf temp2,W
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parents:
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270 subwf lo_temp,W
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parents:
diff changeset
271 btfss STATUS,C
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parents:
diff changeset
272 bra DEC2ASCII_4
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parents:
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273
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parents:
diff changeset
274 DEC2ASCII_3 movf temp3,W
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parents:
diff changeset
275 subwf hi_temp,F
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parents:
diff changeset
276 movf temp2,W
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parents:
diff changeset
277 subwf lo_temp,F
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parents:
diff changeset
278 btfss STATUS,C
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parents:
diff changeset
279 decf hi_temp,F
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parents:
diff changeset
280 incf temp1,F
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parents:
diff changeset
281 bsf pre_zero_flag
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parents:
diff changeset
282 bra DEC2ASCII_2
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parents:
diff changeset
283
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parents:
diff changeset
284 DEC2ASCII_4
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parents:
diff changeset
285 decfsz ignore_digits,F
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parents:
diff changeset
286 return
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parents:
diff changeset
287 incf ignore_digits,F ; so ignore_digits stays zero for the test above
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parents:
diff changeset
288 movlw '0' ; Offset for Ascii-value
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parents:
diff changeset
289 addwf temp1,W
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parents:
diff changeset
290 btfsc pre_zero_flag ; is this a leading zero?
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parents:
diff changeset
291 bra DEC2ASCII_4_1 ; no
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parents:
diff changeset
292 btfsc leftbind
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parents:
diff changeset
293 bra DEC2ASCII_6
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parents:
diff changeset
294 movlw ' ' ; instead of leading zeros a space!
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parents:
diff changeset
295 bra DEC2ASCII_5
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parents:
diff changeset
296 DEC2ASCII_4_1:
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parents:
diff changeset
297 bsf all_zeros_flag ; display any zero from here
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parents:
diff changeset
298 DEC2ASCII_5
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parents:
diff changeset
299 movwf POSTINC2
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parents:
diff changeset
300 DEC2ASCII_6
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parents:
diff changeset
301 decfsz temp4,F ; Set decimal point?
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parents:
diff changeset
302 RETURN ; No
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parents:
diff changeset
303 movlw "." ; Yes
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parents:
diff changeset
304 movwf POSTINC2
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parents:
diff changeset
305 bsf DP_done
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parents:
diff changeset
306 RETURN
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parents:
diff changeset
307
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parents:
diff changeset
308 END