soundboard/src/main.cpp

/**
 * ESP32 Soundboard
 *
 * Hendriks Projekt
 *
 * https://dev.xd0.de/hendrik/soundboard
 */
#include "Arduino.h"

#define LED_PIN 21

void setup()
{
  // initialize LED digital pin as an output.
  pinMode(LED_PIN, OUTPUT);
}

void loop()
{
  // turn the LED on (HIGH is the voltage level)
  if ( touchRead(T0) < 50
//    || touchRead(T1) < 50  // GPIO 00
//    || touchRead(T2) < 50  // GPIO 02
    || touchRead(T3) < 50
    || touchRead(T4) < 50
    || touchRead(T5) < 50
    || touchRead(T6) < 50
    || touchRead(T7) < 50
    || touchRead(T8) < 20
    || touchRead(T9) < 20) {
    digitalWrite(LED_PIN, HIGH);
  } else {
  // turn the LED off by making the voltage LOW
    digitalWrite(LED_PIN, LOW);
  }

  // wait for a second
  delay(1000);
}