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// Project : robotic arm using arduino with bluetooth
// By : DIY Channel
#include <SoftwareSerial.h>
#include <Servo.h>
Servo myservo1, myservo2, myservo3, myservo4;
int bluetoothTx = 10;
int bluetoothRx = 11;
SoftwareSerial bluetooth(bluetoothTx, bluetoothRx);
void setup()
{
myservo1.attach(3);
myservo2.attach(5);
myservo3.attach(6);
myservo4.attach(9);
Serial.begin(9600);
bluetooth.begin(9600);
}
void loop()
{
if(bluetooth.available()>= 2 )
{
unsigned int servopos = bluetooth.read();
unsigned int servopos1 = bluetooth.read();
unsigned int realservo = (servopos1 *256) + servopos;
Serial.println(realservo);
if (realservo >= 1000 && realservo <1180) {
int servo1 = realservo;
servo1 = map(servo1, 1000, 1180, 0, 180);
myservo1.write(servo1);
Serial.println("Servo 1 ON");
delay(10);
}
if (realservo >= 2000 && realservo <2180) {
int servo2 = realservo;
servo2 = map(servo2, 2000, 2180, 0, 180);
myservo2.write(servo2);
Serial.println("Servo 2 ON");
delay(10);
}
if (realservo >= 3000 && realservo <3180) {
int servo3 = realservo;
servo3 = map(servo3, 3000, 3180, 0, 180);
myservo3.write(servo3);
Serial.println("Servo 3 ON");
delay(10);
}
if (realservo >= 4000 && realservo <4180) {
int servo4 = realservo;
servo4 = map(servo4, 4000, 4180, 0, 180);
myservo4.write(servo4);
Serial.println("Servo 4 ON");
delay(10);
}
}
}
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