Kendali Relay 1 Chanel Arduino Bluetooth

Application to control relay 1 channel with Arduino and Bluetooth HC05

Wiring Diagram

Arduino dengan Bluetooth HC05

Arduino----------Bluetooth HC05

Tx----------------Rx

Rx----------------Tx

5V----------------5V

GND---------------GND

Arduino dengan Relay 1 Chanel

Arduino---------------Relay

2-----------------Relay 1

5V----------------5V

GND---------------GND

Relay menggunakan aktif LOW

Sketch Arduino

int DataBluetooth;

void setup() {

Serial.begin(9600);

pinMode(2,OUTPUT); //Relay 1

digitalWrite(2,HIGH);

}

void loop() {

if (Serial.available()){

DataBluetooth=Serial.read();

// Menyalakan Relay 1

if(DataBluetooth=='A'){

digitalWrite(2,LOW);

}

//Mematikan Relay 1

if(DataBluetooth=='B'){

digitalWrite(2,HIGH);

}

}

}