uart-customchip-example1 - Wokwi ESP32, STM32, Arduino Simulator

void setup() {
  Serial.begin(115200);
  Serial.write(0x39);
}

void loop() {
  Serial.write(0x31);
  delay(1000);
  Serial.write(0x32);
  delay(1000);
  Serial.write(0x33);
  delay(1000);
  Serial.write(0x34);
  delay(1000);
}