mirror of
https://github.com/RobotechLille/cdf2018-principal
synced 2024-05-21 14:16:22 +02:00
33 lines
614 B
C
33 lines
614 B
C
/* Teste si une broche est connecté à une autre */
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#include <stdlib.h>
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#include <stdio.h>
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#include <wiringPi.h>
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char testPin(char input, char output) {
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pinMode(output, OUTPUT);
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pinMode(input, INPUT);
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digitalWrite(output, 1);
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delay(0);
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return digitalRead(input);
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}
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int main(int argc, char *argv[]) {
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if (argc != 3) {
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printf("Usage: %s INPUT_PIN OUTPUT_PIN\n", argv[0]);
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return 2;
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}
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if (wiringPiSetup() == -1) {
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return 3;
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}
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char input = atoi(argv[1]);
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char output = atoi(argv[2]);
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char rep = testPin(input, output);
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return rep;
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}
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