CODE
int Green = 3;
int Blue = 4;
int Red = 5;
void setup() {
Serial.begin(9600);
pinMode(Green,OUTPUT);
pinMode(Blue,OUTPUT);
pinMode(Red,OUTPUT);
}
char c;
String voice;
void loop() {
if (Serial.available()>0)
{
voice="";
voice=Serial.readString();
Serial.print(voice+'\n');
}
if(voice=="green light on")
{
digitalWrite(Green,HIGH);
} else if(voice=="green light off")
{
digitalWrite(Green,LOW);
}
if(voice=="blue light on")
{
digitalWrite(Blue,HIGH);
} else if(voice=="blue light off")
{
digitalWrite(Blue,LOW);
}
if(voice=="red light on")
{
digitalWrite(Red,HIGH);
} else if(voice=="red light off")
{
digitalWrite(Red,LOW);
}
}