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출처
led.c
#include <stdio.h> #include <wiringpi.h> // #define LED 0 matches with ASUS_GPIO 164! This can be checked with command 'sudo gpio readall'. #define LED 8 int main (void) { printf ("TB blink\n"); wiringPiSetup (); pinMode (LED, OUTPUT); for (;;) { printf ("led on\n"); digitalWrite (LED, HIGH); delay (500); printf ("led off\n"); digitalWrite (LED, LOW); delay (500); } return 0; }
컴파일
$ gcc -o led led.c -lwiringPi
실행
$ ./led
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