Me Arm Robot Arm Servos must be calibrated and tested Use 4 servo (metal head ones recommended ) #include <Servo.h> // Define the servos Servo servo1; Servo servo2; Servo servo3; Servo servo4; // Define the int pot1Pin = int pot2Pin = int pot3Pin = potentiometers A0; A1; A2; // Define the joystick pins int joystickXPin = A3; int joystickYPin = A4; // Variables to store the potentiometer and joystick values int pot1Value; int pot2Value; int pot3Value; int joystickXValue; int joystickYValue; void setup() { // Attach the servos to their PWM pins servo1.attach(9); servo2.attach(10); servo3.attach(11); servo4.attach(6); } void loop() { // Read the values of the potentiometers and map them to servo angles pot1Value = analogRead(pot1Pin); int servo1Angle = map(pot1Value, 0, 1023, 0, 180); pot2Value = analogRead(pot2Pin); int servo2Angle = map(pot2Value, 0, 1023, 0, 180); pot3Value = analogRead(pot3Pin); int servo3Angle = map(pot3Value, 0, 1023, 0, 180); // Read the values of the joystick and map them to servo angles joystickXValue = analogRead(joystickXPin); int servo4AngleX = map(joystickXValue, 0, 1023, 0, 180); joystickYValue = analogRead(joystickYPin); int servo4AngleY = map(joystickYValue, 0, 1023, 0, 180); // Set the servo positions based on the mapped values servo1.write(servo1Angle); servo2.write(servo2Angle); servo3.write(servo3Angle); servo4.write(servo4AngleX); // Use the X axis of the joystick to control the fourth servo delay(5); }