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| 1 | #include <stdio.h> | |
| 2 | #include <unistd.h> | |
| 3 | ||
| 4 | int main(void) {
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| 5 | unsigned char byte, foo; | |
| 6 | FILE *GPIOMOD; | |
| 7 | ||
| 8 | GPIOMOD=fopen("/dev/gpiomod", "w");
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| 9 | setvbuf(GPIOMOD, &foo, _IONBF, 1); | |
| 10 | byte=1; | |
| 11 | - | while (byte==64) {
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| 11 | + | while (1) {
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| 12 | printf("Byte value: %d\n", byte);
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| 13 | fwrite(&byte, 1, 1, GPIOMOD); | |
| 14 | ||
| 15 | byte <<=1; | |
| 16 | if (byte == 0 ) byte = 1; | |
| 17 | sleep(1); | |
| 18 | } | |
| 19 | fclose(GPIOMOD); | |
| 20 | } |
