#include <Wire.h>
#include <SPI.h>

void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  Serial.println("Hello, ESP32!");
  //Serial2.begin(115200, SERIAL_8N1, 2, 4);
  //Wire.begin();
  //SPI.begin();
  pinMode(13, OUTPUT);
  pinMode(12, INPUT_PULLUP);
  
  
  //pinMode(26, OUTPUT);
  //digitalWrite(26, HIGH);
}

void loop() {
  // put your main code here, to run repeatedly:
  Serial.println(digitalRead(12));
  delay(10); // this speeds up the simulation
}