Fixed usage of TGA audio board.

MicroMDAEPiano.ino

@@ -61,15 +61,20 @@ AudioConnection          patchCord6(queue_r, 0, mixer_r, 0);
 AudioConnection          patchCord7(queue_l, 0, mixer_l, 0);
 AudioConnection          patchCord8(freeverb_r, 0, mixer_r, 1);
 AudioConnection          patchCord9(freeverb_l, 0, mixer_l, 1);
-#if defined(TEENSY_AUDIO_BOARD) || defined(TGA_AUDIO_BOARD)
+#if defined(TEENSY_AUDIO_BOARD)
 AudioOutputI2S           i2s1;
 AudioConnection          patchCord110(mixer_r, 0, i2s1, 0);
 AudioConnection          patchCord111(mixer_l, 0, i2s1, 1);
-#ifdef TEENSY_AUDIO_BOARD
 AudioControlSGTL5000     sgtl5000_1;
-#else
+#elif defined(TGA_AUDIO_BOARD)
+AudioOutputI2S           i2s1;
+AudioAmplifier           volume_r;
+AudioAmplifier           volume_l;
+AudioConnection          patchCord10(mixer_r, volume_r);
+AudioConnection          patchCord11(mixer_l, volume_l);
+AudioConnection          patchCord12(volume_r, 0, i2s1, 1);
+AudioConnection          patchCord13(volume_l, 0, i2s1, 0);
 AudioControlWM8731master wm8731_1;
-#endif
 #else
 AudioOutputPT8211        pt8211_1;
 AudioAmplifier           volume_r;

config.h

@@ -39,6 +39,7 @@
 #define MIDI_DEVICE_USB_HOST 1
 
 // AUDIO
+// If nothing is defined PT8211 is used as audio output device!
 //#define TEENSY_AUDIO_BOARD 1
 //#define TGA_AUDIO_BOARD 1