Robotic_arm.txt

#include <Servo.h>

const int potPinBase = A0;  
const int potPinHand = A1;  
const int basePin = 8;      
const int handPin = 6;      

Servo servoBase;  
Servo servoHand;  

void setup() {
  servoBase.attach(basePin);  
  servoHand.attach(handPin);  
}

//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

void scanServos() {
  // Scan from 0 to 180 degrees
  for (int servoPos = 0; servoPos <= 180; servoPos++) {
    servoBase.write(servoPos);
    servoHand.write(servoPos);
    delay(100);
  }
  // Now scan back from 180 to 0 degrees
  for (int servoPos = 180; servoPos >= 0; servoPos--) {
    servoBase.write(servoPos);
    servoHand.write(servoPos);
    delay(100);
  }
}

//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

void loop() {
  // Read the potentiometer values and control the servos
  int potValueBase = analogRead(potPinBase);
  int angleBase = map(potValueBase, 0, 1023, 0, 180);
  angleBase = 180 - angleBase;
  servoBase.write(angleBase);

  int potValueHand = analogRead(potPinHand);
  int angleHand = map(potValueHand, 0, 1023, 0, 180);
  servoHand.write(angleHand);

  delay(15); // Small delay for stability

  // Uncomment the following line to perform the scan operation
  // scanServos();
}