soundboard/src/main.cpp

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

#include "hardware.h"
#include "keyboard.h"
#include "sdcard.h"
#include "sound.h"

#define VERSION "0.0"

#define WIFI_SSID "ssid"
#define WIFI_PASSWORD "password"

Keyboard keyboard;
SDCard sdcard;
Sound sound;

TaskHandle_t xTaskSound = NULL;
bool playing = false;

static const char *soundFile[3][3] = {{"/T0.wav", "/T1.wav", "/T2.wav"},
                                      {"/T3.wav", "/T4.wav", "/T5.wav"},
                                      {"/T6.wav", "/T7.wav", "/T8.wav"}};

void setup()
{
  // initialize LED digital pin as an output.
  pinMode(LED_PIN, OUTPUT);
  Serial.begin(115200);
  Serial.println("-------------------------------------");
  Serial.print("Soundboard v.");
  Serial.println(VERSION);
  Serial.println("https://dev.xd0.de/hendrik/soundboard");
  Serial.println("-------------------------------------");

  keyboard.init();
  sdcard.mount();
  sound.init();

  static const char *bootSound = "/boot.wav";

  xTaskCreate(&(Sound::buffer_refill_task), "buffer_refill_task", 4096, (void*)bootSound, 5, &xTaskSound);
}

void loop()
{
  bool touched = false;
  for(int i=0; i<=9; i++) {
    if (keyboard.getTouchDetected(i) == true) {
      touched = true;
        Serial.print("touch ");
        Serial.println(i, DEC);
      if (sound.playing == false) {
        Serial.println("new task");
        xTaskCreate(&(Sound::buffer_refill_task), "buffer_refill_task", 4096, (void*)soundFile[i/3][i%3], 5, &xTaskSound);
      }
    }
  }

    if (touched == true) {
      // turn the LED on (HIGH is the voltage level)
      digitalWrite(LED_PIN, HIGH);
    } else {
      // turn the LED off by making the voltage LOW
      digitalWrite(LED_PIN, LOW);
    }


  // wait for a second
  delay(50);
}