ArduinoBluetoothControl

ESP32BeaconScan

#include <BluetoothSerial.h>
BluetoothSerial SerialBT;//宣告藍芽物件=SerialBT

void setup() {
  // put your setup code here, to run once:
  Serial.begin(9600);//序列視窗
  SerialBT.begin("BLETEST");//<<藍芽廣播名稱，請自己記得
  pinMode(4,OUTPUT);//風扇relay
  pinMode(16,OUTPUT);//電燈relay

}

void loop() {
  
  if(SerialBT.available()){
    Serial.println("");
  }
  while(SerialBT.available())
  {
    char btdata=SerialBT.read();
    Serial.print(btdata);//查看藍芽輸入的值
    if (btdata=='1'){digitalWrite(4,HIGH);}//關風扇
    if (btdata=='2'){digitalWrite(4,LOW);}//開風扇
    if (btdata=='3'){digitalWrite(16,HIGH);}//關電燈
    if (btdata=='4'){digitalWrite(16,LOW);}//開電燈    
  }  
  delay(100);
}



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