void setup() {
// put your setup code here, to run once:
Serial.begin(115200);
Serial.println("Hello, ESP32!");
pinMode(27, OUTPUT);
pinMode(14, OUTPUT);
pinMode(12, OUTPUT);
}
void loop() {
digitalWrite(27, HIGH);
delay(2000);
digitalWrite(27, LOW);
digitalWrite(14, HIGH);
delay(2000);
digitalWrite(14, LOW);
digitalWrite(12, HIGH);
delay(2000);
digitalWrite(12, LOW);
digitalWrite(14, HIGH);
delay(2000);
digitalWrite(27, HIGH);
delay(2000);
digitalWrite(14, LOW);
digitalWrite(27, LOW);
}