WVR backing track player

btp.ino

#include <WVR.h>
#include <wvr_pins.h>
#include <button.h>

WVR wvr;
Button* btnWifi;
Button* btnPlay;
Button* btnPrev;
Button* btnNext;

uint8_t track = 0;

void handleWifi() {
  wvr.toggleWifi();
}

void handlePrev() {
  track -= (track > 0);
}

void handleNext() {
  track += (track < 99);
}

void handlePlay() {
  wvr.play(0, track, 127);
}

void setup() {
  wvr.useFTDI = false;
  wvr.useUsbMidi = false;
  wvr.begin();

  wvr.resetPin(D0); // btnWifi
  wvr.resetPin(D1); // btnPrev
  wvr.resetPin(D2); // btnNext
  wvr.resetPin(D11); // btnPlay

  btnWifi = new Button(D0, FALLING, 250);
  btnWifi->onPress(handleWifi);

  btnPrev = new Button(D1, FALLING, 250);
  btnPrev->onPress(handlePrev);

  btnNext = new Button(D2, FALLING, 250);
  btnNext->onPress(handleNext);

  btnPlay = new Button(D11, FALLING, 500, true);
  btnPlay->onPress(handlePlay);
}

void loop() {
  vTaskDelete(NULL);
}