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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 310 | pangu | 1 | /* |
| 2 | * lprg.c |
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| 3 | * little LED lighting program interpreter |
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| 4 | * (c) 2009 pangu |
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| 5 | */ |
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| 6 | |||
| 7 | #include "main.h" |
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| 8 | #include "lprg.h" |
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| 9 | |||
| 10 | static lprg lpg; |
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| 11 | |||
| 12 | void LED_ON(int i) { |
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| 13 | switch (i) { |
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| 14 | case 0: |
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| 15 | LED_1_ON; |
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| 16 | break; |
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| 17 | case 1: |
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| 18 | LED_2_ON; |
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| 19 | break; |
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| 20 | case 2: |
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| 21 | LED_3_ON; |
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| 22 | break; |
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| 23 | case 3: |
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| 24 | LED_4_ON; |
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| 25 | break; |
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| 26 | case 4: |
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| 27 | LED_5_ON; |
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| 28 | break; |
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| 29 | case 5: |
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| 30 | LED_6_ON; |
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| 31 | break; |
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| 32 | case 6: |
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| 33 | LED_7_ON; |
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| 34 | break; |
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| 35 | case 7: |
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| 36 | LED_8_ON; |
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| 37 | break; |
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| 38 | case 8: |
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| 39 | LED_9_ON; |
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| 40 | break; |
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| 41 | case 9: |
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| 42 | LED_10_ON; |
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| 43 | break; |
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| 44 | } |
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| 45 | } |
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| 46 | |||
| 47 | void LED_OFF(int i) { |
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| 48 | switch (i) { |
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| 49 | case 0: |
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| 50 | LED_1_OFF; |
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| 51 | break; |
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| 52 | case 1: |
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| 53 | LED_2_OFF; |
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| 54 | break; |
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| 55 | case 2: |
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| 56 | LED_3_OFF; |
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| 57 | break; |
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| 58 | case 3: |
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| 59 | LED_4_OFF; |
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| 60 | break; |
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| 61 | case 4: |
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| 62 | LED_5_OFF; |
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| 63 | break; |
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| 64 | case 5: |
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| 65 | LED_6_OFF; |
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| 66 | break; |
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| 67 | case 6: |
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| 68 | LED_7_OFF; |
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| 69 | break; |
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| 70 | case 7: |
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| 71 | LED_8_OFF; |
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| 72 | break; |
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| 73 | case 8: |
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| 74 | LED_9_OFF; |
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| 75 | break; |
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| 76 | case 9: |
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| 77 | LED_10_OFF; |
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| 78 | break; |
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| 79 | } |
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| 80 | } |
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| 81 | |||
| 82 | |||
| 83 | void lprg_init(char *code[]) { |
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| 84 | int i; |
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| 85 | |||
| 86 | if(!code) return; // do nothing with no input |
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| 87 | |||
| 88 | for(i=0; i<LEDCOUNT; i++) { |
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| 89 | lpg.wait[i] = 0; |
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| 90 | lpg.cur[i] = 0; |
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| 91 | lpg.code[i] = code[i]; |
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| 92 | } |
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| 93 | } |
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| 94 | |||
| 95 | |||
| 96 | void lprg_step(void) { // to be called every 10ms. perform next step in lighting prog |
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| 97 | |||
| 98 | int i; |
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| 99 | char a; |
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| 100 | |||
| 101 | for(i=0;i<LEDCOUNT;i++) { |
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| 102 | |||
| 103 | // need to wait? |
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| 104 | if(lpg.wait[i]) { |
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| 105 | lpg.wait[i]--; |
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| 106 | continue; |
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| 107 | } |
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| 108 | |||
| 109 | // get current command |
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| 110 | a = *(lpg.code[i]+lpg.cur[i]); |
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| 111 | |||
| 112 | |||
| 113 | lpg.cur[i]++; |
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| 114 | if(!lpg.code[i][lpg.cur[i]]) // wrap to start if commands for LED finished |
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| 115 | lpg.cur[i] = 0; |
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| 116 | |||
| 117 | |||
| 118 | // look at current char |
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| 119 | switch(a) { |
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| 120 | case 'A': // if its LED on, turn LED on |
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| 121 | LED_ON(i); |
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| 122 | break; |
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| 123 | case 'a': // if its LED off, turn LED off |
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| 124 | LED_OFF(i); |
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| 125 | break; |
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| 126 | // Wait flags: |
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| 127 | // . 10 ms (. or any other char) |
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| 128 | // : 20 ms |
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| 129 | // ; 50 ms |
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| 130 | // I 100 ms |
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| 131 | // N 200 ms |
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| 132 | // M 300 ms |
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| 133 | // V 500 ms |
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| 134 | // S 1s |
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| 135 | case ':': |
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| 136 | lpg.wait[i] = 1; |
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| 137 | break; |
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| 138 | case ';': |
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| 139 | lpg.wait[i] = 4; |
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| 140 | break; |
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| 141 | case 'I': |
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| 142 | lpg.wait[i] = 9; |
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| 143 | break; |
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| 144 | case 'N': |
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| 145 | lpg.wait[i] = 19; |
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| 146 | break; |
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| 147 | case 'M': |
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| 148 | lpg.wait[i] = 29; |
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| 149 | break; |
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| 150 | case 'V': |
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| 151 | lpg.wait[i] = 49; |
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| 152 | break; |
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| 153 | case 'S': |
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| 154 | lpg.wait[i] = 99; |
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| 155 | break; |
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| 156 | } |
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| 157 | } |
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| 158 | } |
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| 159 | |||
| 160 |