motion_detection.c

#include <stdio.h>
#include <wiringPi.h>

#define LED     4
#define PIR     5

int main() {
        // doe een setup om wiringPi te gebruiken
        if(wiringPiSetup()<0) {
                printf("Error setting up wiringPi...");
                return -1;
        }

        // configureer de gewenste pinnen
        pinMode( LED, OUTPUT );
        pinMode( PIR, INPUT  );

        printf("Pin 4 is configured as output\n");
        printf("Pin 5 is configured as input\n");

        int duration = 1200; // 1200/50 = 60 sec.
        while(duration--) {
                // 1. check for motion
                delay(50);
                if(digitalRead(PIR)) {
                        digitalWrite(LED, HIGH);
                        int timeout = 6;
                        int motion = HIGH;
                        while( motion || timeout ) {
                                motion = digitalRead(PIR);
                                if(motion)
                                        timeout = 6;
                                else
                                        timeout--;
                                delay(1000);
                        }
                        digitalWrite(LED, LOW);
                }
        }

        digitalWrite(LED, 0);
        pinMode(LED, INPUT);

        printf("Program finished... thank you :)\n");

        return 0;
}

                                                                                                                                                    48,0-1        Bot
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                                                                                                                                                           digitalWrite(LED, 0);
                                                                                                                                                            pinMode(LED, INPUT);

                                                                                                                                                            printf("Program finished... thank you :)\n");

                                                                                                                                                            return 0;
                                                                                                                                                    }

                                                                                                                                                                                                                                                                                                               48,0-1        Bot