int RESET=9,LED=13;
void
setup(){
pinMode(RESET,OUTPUT);
pinMode(LED,OUTPUT);
digitalWrite(RESET,LOW);
Serial.begin(19200);//pengaturan baudrate
}
void
loop(){
if(Serial.available()){
char data = Serial.read();//membaca
data serial dari bluetooth
if(data=='M'){
digitalWrite(LED,LOW);//mematikan
LED
}
if(data=='H'){
digitalWrite(LED,HIGH);//menyalakan
LED
}
}
}
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