void setup() {
// put your setup code here, to run once:
Serial.begin(115200);
Serial.println("Hello, ESP32!");
}
void loop() {
// put your main code here, to run repeatedly:
static int counter = 0; // static keyword retains the value between iterations
// print the counter value:
Serial.print("Counter: ");
Serial.println(counter);
// increment the counter:
counter++;
// add a delay to slow down the output in the serial monitor:
delay(1000);
}