Source code

#define in1 4

#define in2 5

int rotDirection = 0;

int LEDpin= 13; // connect Red LED to pin 13

int fsrReading; // the analog reading from the FSR resistor divider

void setup() {

Serial.begin(9600);

pinMode(in1, OUTPUT);

pinMode(in2, OUTPUT);

digitalWrite(in1, LOW );

digitalWrite(in2, HIGH);

pinMode(LEDpin, OUTPUT);

}

void fsrcheck(){

fsrReading = analogRead(A0); //taking fsr reading from A0

Serial.print("Analog reading = ");

Serial.println(fsrReading);

if(fsrReading>=1){

tone(LEDpin, 200, 100);

digitalWrite(LEDpin, HIGH);

digitalWrite(in1, LOW); // turns off motor when force detected

digitalWrite(in2, LOW); //

delay(300);}

}

void loop() {

fsrcheck();

if (rotDirection == 0) {

digitalWrite(in1, HIGH);

digitalWrite(in2, LOW);

rotDirection = 1;

delay(3000);

fsrcheck();//change this value of delay to adjust how much to rotate motor in one direction

}

}