Robotic Arm Control Using Bluetooth, Arduino and Android App

Control a robotic arm using a Bluetooth HC-05 module and Arduino via an Android app.

IntermediateFull instructions provided20 minutes25,286

Robotic Arm Control Using Bluetooth, Arduino and Android App

Things used in this project

Hardware components

Adafruit ROBOTIC ARM

HC-05 Bluetooth Module

L293D MOTOR DRIVERS

Arduino Mega 2560

DC motor (generic)

BASE AS CAR CHASIS

9V battery (generic)

Software apps and online services

LOVELY ROBOTIC ARM

Arduino IDE

Story

Operating robotic arm with wireless Bluetooth connection from Android app.

Connections:

Connect:

pin 2,3 to wheel left motor

pin 4,5 to wheel right motor

pin 6,7 to gripper hand motor for holding and dropping

pin 8,9 to joint 2 motor

pin 10,11, to joint 3 motor

Pin 12,13 to joint 4 motor

Pin 14,15 to joint 5 motor

HC-05 rx to tx of Arduino

HC-05 tx to rx of Arduino

HC-05 vcc to 5v of Arduino

HC-05 gnd to gnd of Arduino

Please send your project images and videos to us which you made using this app and code to ksjones777@gmail.com or whatsapp to +919030266397 to make us happy.

GOD BLESS YOU

1 / 3

ROBOTIC ARM CONNECTIONS IN COMMENT BOX PLEASE CHECK THAT

USE CASTOR WHEEL& L293D
PIN 2,3 TO WHEEL LEFT MOTOR
PIN 4,5 TO WHEEL RIGHT MOTOR
PIN 6,7 TO GRIPPER HAND MOTOR FOR HOLDING AND DROPPING
PIN 8,9 TO JOINT 2 MOTOR
PIN 10,11, TO JOINT 3 MOTOR
PIN 12,13 TO JOINT 4 MOTOR
PIN 14,15 TO JOINT 5 MOTOR
HC-05 RX TO TX OF ARDUINO
HC-05 TX TO RX OF ARDUINO
HC-05 VCC TO 5V OF ARDUINO
HC-05 GND TO GND OF ARDUINO

Please send your project images and videos to us which you made using this app and code to ksjones777@gmail.com or whatsapp to +919030266397 to make us happy.

Code

ROBOTIC ARM CODE BY JONES KYS

int inByte;
void setup()
{
Serial.begin(9600);
pinMode(2, OUTPUT);
pinMode(3, OUTPUT);
pinMode(4, OUTPUT);
pinMode(5, OUTPUT);
pinMode(6, OUTPUT);
pinMode(7, OUTPUT);
pinMode(8, OUTPUT);
pinMode(9, OUTPUT);
pinMode(10, OUTPUT);
pinMode(11, OUTPUT);
pinMode(12, OUTPUT);
pinMode(13, OUTPUT);
pinMode(14, OUTPUT);
pinMode(15, OUTPUT);

}
void loop()
{
if (Serial.available() > 0)
{
inByte = Serial.read();
switch (inByte)
{
case '1':
digitalWrite(2, LOW);
digitalWrite(3, HIGH);
digitalWrite(4, LOW);
digitalWrite(5, HIGH);
Serial.println("FRONT");
break;
case '2':
digitalWrite(2, HIGH);
digitalWrite(3, LOW);
digitalWrite(4, HIGH);
digitalWrite(5, LOW);
Serial.println("BACK");
break;
case '3':
digitalWrite(2, LOW);
digitalWrite(3, LOW);
digitalWrite(4, LOW);
digitalWrite(5, HIGH);
Serial.println("LEFT");
break;
case '4':
digitalWrite(2, LOW);
digitalWrite(3, HIGH);
digitalWrite(4, LOW);
digitalWrite(5, LOW);
Serial.println("RIGHT");
break;
case '5':
digitalWrite(2, LOW);
digitalWrite(3, LOW);
digitalWrite(4, LOW);
digitalWrite(5, LOW);
Serial.println("STOP");
break;
case 'A':
digitalWrite(6, LOW);
digitalWrite(7, HIGH);
Serial.println("JOINT 1 CLOCK");
delay(200);
digitalWrite(6, LOW);
digitalWrite(7, LOW);
break;
case 'B':
digitalWrite(6, HIGH );
digitalWrite(7, LOW);
Serial.println("JOINT 1 ANTICLOCK");
delay(200);
digitalWrite(6, LOW);
digitalWrite(7, LOW);
break;
case 'C':
digitalWrite(8, LOW);
digitalWrite(9, HIGH);
Serial.println("JOINT 2 CLOCK");
delay(200);
digitalWrite(8, LOW);
digitalWrite(9, LOW);
break;
case 'D':
digitalWrite(8, HIGH);
digitalWrite(9, LOW);
Serial.println("JOINT 2 ANTICLOCK");
delay(200);
digitalWrite(8, LOW);
digitalWrite(9, LOW);
break;
case 'E':
digitalWrite(10, LOW);
digitalWrite(11, HIGH);
Serial.println("JOINT 3 CLOCK");
delay(200);
digitalWrite(10, LOW);
digitalWrite(11, LOW);
break;
case 'F':
digitalWrite(10, HIGH);
digitalWrite(11, LOW);
Serial.println("JOINT 3 ANTICLOCK");
delay(200);
digitalWrite(10, LOW);
digitalWrite(11, LOW);
break;
case 'G':
digitalWrite(12, LOW);
digitalWrite(13, HIGH);
Serial.println("JOINT 4 CLOCK");
delay(200);
digitalWrite(12, LOW);
digitalWrite(13, LOW);
break;
case 'H':
digitalWrite(12, HIGH);
digitalWrite(13, LOW);
Serial.println("JOINT 4 ANTICLOCK");
delay(200);
digitalWrite(12, LOW);
digitalWrite(13, LOW);
break;
case 'I':
digitalWrite(14, LOW);
digitalWrite(15, HIGH);
Serial.println("JOINT 5 CLOCK");
delay(200);
digitalWrite(14, LOW);
digitalWrite(15, LOW);
break;
case 'J':
digitalWrite(14, HIGH);
digitalWrite(15, LOW);
Serial.println("JOINT 5 ANTICLOCK");
delay(200);
digitalWrite(14, LOW);
digitalWrite(15, LOW);
break;
}
}}

Credits

Jones Kys

3 projects • 18 followers

Robotic Arm Control Using Bluetooth, Arduino and Android App