1. Push Button (Tactile Switch) - ESP32 - Wokwi ESP32, STM32, Arduino Simulator


#define BTN_PIN 5
void setup() {
 
  Serial.begin(115200);
  pinMode(BTN_PIN, INPUT_PULLUP);
  Serial.println("Hello, ESP32!");
}

void loop() {
  if(digitalRead(BTN_PIN) == LOW){
    Serial.println("Buuton pressed");
    delay(300);
  }
}