Using AudioEffectAnalogChorus from BALibrary (branch feature/AudioEffectAnalogChorus).

BA_MicroMDAEPiano.ino

@@ -29,6 +29,7 @@
 #include <EEPROM.h>
 #include <limits.h>
 #include <BALibrary.h>
+#include <BAEffects.h>
 #include "mdaEPiano.h"
 #ifdef USE_XFADE_DATA
 #include "mdaEPianoDataXfade.h"
@@ -43,6 +44,7 @@
 #endif
 
 using namespace BALibrary;
+using namespace BAEffects;
 
 //*************************************************************************************************
 //* GLOBAL VARIABLES
@@ -53,14 +55,18 @@ AudioPlayQueue           queue_r;
 AudioPlayQueue           queue_l;
 AudioAnalyzePeak         peak_r;
 AudioAnalyzePeak         peak_l;
+AudioEffectAnalogChorus analogChorus_r;
+AudioEffectAnalogChorus analogChorus_l;
 AudioEffectFreeverb      freeverb_r;
 AudioEffectFreeverb      freeverb_l;
 AudioMixer4              mixer_r;
 AudioMixer4              mixer_l;
 AudioConnection          patchCord0(queue_r, peak_r);
 AudioConnection          patchCord1(queue_l, peak_l);
-AudioConnection          patchCord4(queue_r, freeverb_r);
-AudioConnection          patchCord5(queue_l, freeverb_l);
+AudioConnection          patchCord2(queue_r, analogChorus_r);
+AudioConnection          patchCord3(queue_l, analogChorus_l);
+AudioConnection          patchCord4(analogChorus_r, freeverb_r);
+AudioConnection          patchCord5(analogChorus_l, freeverb_l);
 AudioConnection          patchCord6(queue_r, 0, mixer_r, 0);
 AudioConnection          patchCord7(queue_l, 0, mixer_l, 0);
 AudioConnection          patchCord8(freeverb_r, 0, mixer_r, 1);
@@ -112,7 +118,7 @@ uint32_t xrun = 0;
 uint32_t overload = 0;
 uint32_t peak = 0;
 uint16_t render_time_max = 0;
-float vol = VOLUME;
+float vol = XVOLUME;
 float vol_right = 1.0;
 float vol_left = 1.0;
 elapsedMicros fill_audio_buffer;
@@ -238,11 +244,23 @@ void setup()
   freeverb_l.roomsize(0.2);
   freeverb_r.damping(0.5);
   freeverb_l.damping(0.5);
+
+  analogChorus_r.enable(); 
+  analogChorus_r.bypass(false);
+  analogChorus_r.rate(0.5f);
+  analogChorus_r.mix(0.5f);
+  analogChorus_r.depth(1.0f);
+  analogChorus_l.enable(); 
+  analogChorus_l.bypass(false);
+  analogChorus_l.rate(0.5f);
+  analogChorus_l.mix(0.5f);
+  analogChorus_l.depth(1.0f);
+  
   mixer_r.gain(0, 0.7);
   mixer_l.gain(0, 0.7);
   mixer_r.gain(1, 0.3);
   mixer_l.gain(1, 0.3);
-
+  
   AudioInterrupts();
 
   Serial.println(F("<setup end>"));

config.h

@@ -40,7 +40,7 @@
 
 // AUDIO
 //#define TEENSY_AUDIO_BOARD 1
-#define TGA_BOARD
+//#define TGA_BOARD
 
 //*************************************************************************************************
 //* MIDI SETTINGS
@@ -53,7 +53,7 @@
 //* AUDIO SETTINGS
 //*************************************************************************************************
 
-#define VOLUME 0.8
+#define XVOLUME 0.8
 #define AUDIO_MEM 128
 #define SAMPLE_RATE 44100
 #define REDUCE_LOUDNESS 0