#include Servo servoLeft; //define left Servo servoRight; //define right Servo servoLeftB; //define left bottom Servo servoRightB; //define right bottom int reading; void setup(void) { Serial.begin(9600); servoLeft.attach(9); //servoLeft at digital pin 9 servoRight.attach(10); //servoRight at digital pin 10 servoLeft.write(0); //initial point for servo servoRight.write(0); //initial point for servo servoLeftB.attach(11); //servoLeftB at digital pin 11 servoLeftB.write(0); //initial point for servo servoRightB.attach(6); //servoRightB at digital pin 6 servoRightB.write(0); //initial point for servo } void loop(void) { reading = analogRead(A0); //attached to analog 0 Serial.print("Sensor value = "); Serial.println(reading); int value = map(reading, 0, 1023, 0, 255); servoLeft.write(value); servoRight.write(value); servoLeftB.write(value); servoRightB.write(value); delay(8); }