Mercurial > public > hwos_code
annotate src/convert.asm @ 598:e1f0f5e3d4e4
BUGFIX: Internal deco planner did not display results in imperial units
| author | heinrichsweikamp |
|---|---|
| date | Mon, 30 Jul 2018 19:45:53 +0200 |
| parents | b455b31ce022 |
| children | ca4556fb60b9 |
| rev | line source |
|---|---|
| 0 | 1 ;============================================================================= |
| 2 ; | |
| 582 | 3 ; File convert.asm ## V2.98 |
| 0 | 4 ; |
| 5 ; Converts register values to string | |
| 6 ; | |
| 7 ; Copyright (c) 2011, Matthias Heinrichs, HeinrichsWeikamp, all right reserved. | |
| 8 ;============================================================================= | |
| 9 ; HISTORY | |
| 10 ; 2007-10-07 : [MH] Creation for OSTC sources | |
| 11 ; 2010-12-10 : [jDG] Optimize macro size | |
| 12 ; | |
| 13 | |
| 582 | 14 #include "hwos.inc" ; Mandatory header |
| 15 | |
| 16 basic CODE | |
| 0 | 17 |
| 18 ;============================================================================= | |
| 19 | |
| 582 | 20 global output99_call |
| 0 | 21 output99_call: |
| 22 clrf ignore_digits | |
| 23 incf ignore_digits,F | |
| 582 | 24 clrf cvt_temp4 |
| 0 | 25 |
| 582 | 26 |
| 27 global output99 | |
| 0 | 28 output99: |
| 29 movlw d'99' | |
| 30 cpfslt lo | |
| 31 movwf lo ; Limit to 99 | |
| 582 | 32 movff lo,lo_temp |
| 0 | 33 clrf hi_temp |
| 582 | 34 bcf pre_zero_flag ; do not display leading zeros |
| 0 | 35 |
| 582 | 36 LCD_val99_2: |
| 37 movlw .10 ; 10 | |
| 38 movwf cvt_temp2 | |
| 39 clrf cvt_temp3 | |
| 0 | 40 rcall DEC2ASCII |
| 41 | |
| 582 | 42 movlw .1 ; 1 |
| 43 movwf cvt_temp2 | |
| 44 clrf cvt_temp3 | |
| 45 bsf pre_zero_flag ; last figure, display zero (0) | |
| 0 | 46 rcall DEC2ASCII |
| 582 | 47 return |
| 0 | 48 |
| 49 global output99x_call | |
| 50 output99x_call: | |
| 51 clrf ignore_digits | |
| 52 incf ignore_digits,F | |
| 582 | 53 clrf cvt_temp4 |
| 0 | 54 |
| 55 movlw d'99' | |
| 56 cpfslt lo | |
| 57 movwf lo ; Limit to 99 | |
| 582 | 58 movff lo, lo_temp |
| 0 | 59 clrf hi_temp |
| 582 | 60 bsf pre_zero_flag ; display leading zeros |
| 61 bra LCD_val99_2 | |
| 62 | |
| 63 | |
| 0 | 64 global output8_call |
| 582 | 65 output8_call: |
| 66 clrf ignore_digits | |
| 0 | 67 incf ignore_digits,F |
| 582 | 68 clrf cvt_temp4 |
| 0 | 69 |
| 70 output8: | |
| 582 | 71 movff lo, lo_temp |
| 0 | 72 clrf hi_temp |
| 582 | 73 bcf pre_zero_flag ; do not display leading zeros |
| 74 movlw .100 ; 100 | |
| 75 movwf cvt_temp2 | |
| 76 clrf cvt_temp3 | |
| 0 | 77 rcall DEC2ASCII |
| 582 | 78 bra LCD_val99_2 |
| 79 | |
| 0 | 80 |
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81 global output16_4_call |
| 582 | 82 output16_4_call: ; limit to 9999 |
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83 bsf show_last4 |
| 582 | 84 ; 9999 = 27 0F = [39][15] |
| 85 movlw .40 | |
| 86 cpfslt hi ; hi < 40 ? | |
| 87 bra output16_4_call_2 ; No, hi >= 40, do limit | |
| 88 ; Yes, hi <= 39 | |
| 89 movlw .39 | |
| 90 cpfseq hi ; hi = 39 ? | |
| 91 bra output16_4_call_3 ; No, hi < 39, no limit needed | |
| 92 ; Yes, hi = 39 | |
| 93 movlw .15 | |
| 94 cpfslt lo ; lo < 15 | |
| 95 movwf lo ; No, lo >= 15, set lo = 15. | |
| 96 ; Yes, lo <= 14 or lo set to =15 | |
| 97 bra output16_4_call_3 ; done. | |
| 98 output16_4_call_2: ; Set to 9999 | |
| 99 movlw LOW .9999 | |
| 100 movwf lo | |
| 101 movlw HIGH .9999 | |
| 102 movwf hi | |
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103 output16_4_call_3: |
| 582 | 104 bra output16_call |
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105 |
| 0 | 106 global output16_3_call |
| 107 global output16_call | |
| 108 global output16 | |
| 582 | 109 output16_3_call: ; limit to 999 |
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BUGFIX: Show dives with >999mins divetime correctly
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110 bsf show_last3 |
| 582 | 111 ; Limit to 3 |
| 112 movlw .4 | |
| 113 cpfslt hi | |
| 114 bra output16_3_call_2 | |
| 115 movlw .3 | |
| 116 cpfseq hi ; =3? | |
| 117 bra output16_3_call_3 ; No, done. | |
| 118 movlw .231 ; Limit to 231(+768=999...) | |
| 119 cpfslt lo | |
| 120 movwf lo | |
| 121 bra output16_3_call_3 ; done. | |
| 122 output16_3_call_2: ; Set to .999 | |
| 123 movlw LOW .999 | |
| 124 movwf lo | |
| 125 movlw HIGH .999 | |
| 126 movwf hi | |
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127 output16_3_call_3: |
| 0 | 128 output16_call: |
| 129 clrf ignore_digits | |
| 130 incf ignore_digits,F | |
| 131 clrf WREG | |
| 132 output16: | |
| 582 | 133 movwf cvt_temp4 ; Passed from output16dp macro, cleared by others. |
| 134 bcf all_zeros_flag ; do not display any zero from here unless there was at least one figure /zero | |
| 0 | 135 bsf leading_zeros |
| 582 | 136 tstfsz cvt_temp4 ; Display leading zeros at all? |
| 0 | 137 bcf leading_zeros |
| 582 | 138 bsf DP_done2 |
| 139 tstfsz cvt_temp4 | |
| 140 bcf DP_done2 ; decimal point not yet set | |
| 141 movff lo, lo_temp | |
| 142 movff hi, hi_temp | |
| 143 bcf pre_zero_flag ; do not display leading zeros | |
| 144 movlw b'00010000' ; 10000s | |
| 145 movwf cvt_temp2 | |
| 0 | 146 movlw b'00100111' |
| 582 | 147 movwf cvt_temp3 |
| 148 btfsc show_last3 ; display only last three figures? | |
| 149 bra output16_sk5 | |
| 150 btfsc show_last4 ; display only last four figures? | |
| 151 bra output16_sk5 | |
| 152 rcall DEC2ASCII ; No, show all. Here: 5th order digit | |
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153 |
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parents:
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154 output16_sk5: |
| 582 | 155 bcf show_last4 |
| 156 movlw b'11101000' ; 1000s | |
| 157 movwf cvt_temp2 | |
| 0 | 158 movlw b'00000011' |
| 582 | 159 movwf cvt_temp3 |
| 160 btfsc DP_done2 ; Is there a decimal point at all? | |
| 161 bra output16_2 ; no, use normal display mode | |
| 0 | 162 |
| 582 | 163 btfsc all_zeros_flag ; display any zero from here |
| 164 bra output16_1 ; there was a figure /zero already | |
| 0 | 165 |
| 582 | 166 bsf pre_zero_flag ; display figure if zero? |
| 167 decfsz cvt_temp4,W | |
| 168 bcf pre_zero_flag ; No | |
| 0 | 169 |
| 170 output16_1: | |
| 582 | 171 btfsc DP_done ; Decimal point set already? |
| 172 bsf pre_zero_flag ; Yes, so display the rest | |
| 0 | 173 output16_2: |
| 582 | 174 btfss show_last3 ; display only last three figures? |
| 175 rcall DEC2ASCII ; No, show all. Here: 4th order digit | |
| 176 bcf show_last3 ; Yes, so display the rest | |
| 177 movlw b'01100100' ; 100s | |
| 178 movwf cvt_temp2 | |
| 179 clrf cvt_temp3 | |
| 180 btfsc ignore_digit3 ; Ignore 3rd-5th digit? | |
| 181 bra output16_5 ; Yes, skip the rest | |
| 182 btfsc DP_done2 ; Is there a decimal point at all? | |
| 183 bra output16_3 ; no, use normal display mode | |
| 184 btfsc all_zeros_flag ; display any zero from here | |
| 185 bra output16_2_1 ; there was a figure /zero already | |
| 186 bsf pre_zero_flag ; display figure if zero? | |
| 187 decfsz cvt_temp4,W | |
| 188 bcf pre_zero_flag ; No | |
| 0 | 189 |
| 190 output16_2_1: | |
| 582 | 191 btfsc DP_done ; Decimal point set already? |
| 192 bsf pre_zero_flag ; Yes, so display the rest | |
| 193 btfsc DP_done2 ; Is there a decimal point at all? | |
| 194 bsf pre_zero_flag ; No, so display the rest | |
| 0 | 195 output16_3: |
| 582 | 196 rcall DEC2ASCII ; 3th order digit... |
| 197 movlw b'00001010' ; 10s | |
| 198 movwf cvt_temp2 | |
| 199 clrf cvt_temp3 | |
| 200 btfsc DP_done2 | |
| 201 bra output16_4 | |
| 202 btfsc all_zeros_flag ; display any zero from here | |
| 203 bra output16_3_1 ; there was a figure /zero already | |
| 0 | 204 bsf pre_zero_flag |
| 582 | 205 decfsz cvt_temp4,W |
| 0 | 206 bcf pre_zero_flag |
| 207 | |
| 208 output16_3_1: | |
| 582 | 209 btfsc DP_done |
| 210 bsf pre_zero_flag | |
| 211 btfsc DP_done2 | |
| 0 | 212 bsf pre_zero_flag |
| 213 output16_4: | |
| 582 | 214 btfsc ignore_digit4 ; Ignore 4-5th digit? |
| 215 bra output16_5 ; Yes, skip the rest | |
| 216 rcall DEC2ASCII ; 2nd order digit | |
| 0 | 217 |
| 582 | 218 movlw b'00000001' ; 1s |
| 219 movwf cvt_temp2 | |
| 220 clrf cvt_temp3 | |
| 0 | 221 bsf pre_zero_flag |
| 582 | 222 btfss ignore_digit5 ; Ignore 5th digit? |
| 223 rcall DEC2ASCII ; 1st order digit | |
| 224 bcf ignore_digit5 ; yes, and clear flag | |
| 0 | 225 output16_5: |
| 582 | 226 bcf ignore_digit4 ; Clear flag |
| 227 bcf ignore_digit3 ; Clear flag | |
| 0 | 228 clrf ignore_digits |
| 229 incf ignore_digits,F | |
| 230 bcf DP_done | |
| 582 | 231 RETURN ; Done with convert.asm... |
| 232 | |
| 233 | |
| 234 DEC2ASCII: | |
| 235 clrf cvt_temp1 ; converts into ASCII code | |
| 236 DEC2ASCII_2: | |
| 237 movf cvt_temp3,W | |
| 0 | 238 subwf hi_temp,W |
| 582 | 239 btfss STATUS,C |
| 240 bra DEC2ASCII_4 | |
| 241 bnz DEC2ASCII_3 | |
| 242 movf cvt_temp2,W | |
| 0 | 243 subwf lo_temp,W |
| 244 btfss STATUS,C | |
| 245 bra DEC2ASCII_4 | |
| 582 | 246 DEC2ASCII_3: |
| 247 movf cvt_temp3,W | |
| 0 | 248 subwf hi_temp,F |
| 582 | 249 movf cvt_temp2,W |
| 0 | 250 subwf lo_temp,F |
| 251 btfss STATUS,C | |
| 252 decf hi_temp,F | |
| 582 | 253 incf cvt_temp1,F |
| 0 | 254 bsf pre_zero_flag |
| 255 bra DEC2ASCII_2 | |
| 582 | 256 DEC2ASCII_4: |
| 0 | 257 decfsz ignore_digits,F |
| 258 return | |
| 582 | 259 incf ignore_digits,F ; so ignore_digits stays zero for the test above |
| 260 movlw '0' ; Offset for ASCII-value | |
| 261 addwf cvt_temp1,W | |
| 262 btfsc pre_zero_flag ; is this a leading zero? | |
| 263 bra DEC2ASCII_4_1 ; no | |
| 0 | 264 btfsc leftbind |
| 265 bra DEC2ASCII_6 | |
| 582 | 266 movlw ' ' ; instead of leading zeros a space! |
| 0 | 267 bra DEC2ASCII_5 |
| 268 DEC2ASCII_4_1: | |
| 582 | 269 bsf all_zeros_flag ; display any zero from here |
| 270 DEC2ASCII_5: | |
| 0 | 271 movwf POSTINC2 |
| 582 | 272 DEC2ASCII_6: |
| 273 decfsz cvt_temp4,F ; Set decimal point? | |
| 274 RETURN ; No | |
| 275 movlw "." ; Yes | |
| 0 | 276 movwf POSTINC2 |
| 277 bsf DP_done | |
| 582 | 278 return |
| 279 | |
| 280 END |