Teaches basic GPIO output usage with ESP32. We achieve a blinking effect by turning an LED on and off from a digital pin. ESP32 version of the classic blink project on Arduino UNO; the pin map and syntax remain the same, the only difference is in the pin numbers.

Video

Circuit Diagram

Source Code

1void setup() {
2  pinMode(5, OUTPUT);
3}
4
5void loop() {
6  digitalWrite(5, HIGH);
7  delay(500);
8  digitalWrite(5, LOW);
9  delay(500);
10}

LED Blink with ESP32 | BlueGrays