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BA_MicroMDAEPiano
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4 Commits
chorus2 ... master

Author SHA1 Message Date
Holger Wirtz 8f30962065 Disabled Chorus and enabled TGA board as default.
6 years ago
Holger Wirtz 7e4d2f306d Using AudioEffectAnalogChorus from BALibrary (branch feature/AudioEffectAnalogChorus).
6 years ago
Holger Wirtz f11f9fd43d Enabled SerialMIDI.
6 years ago
Holger Wirtz ad8f6bd781 Added BALibrary.
6 years ago
4 changed files with 64 additions and 161 deletions
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
Show Stats
  1. 89
      BA_MicroMDAEPiano.ino
  2. 47
      Encoder4.h
  3. 86
      LiquidCrystalPlus_I2C.h
  4. 3
      config.h

89
MicroMDAEPiano.ino → BA_MicroMDAEPiano.ino
Unescape View File

@ -28,6 +28,8 @@
#include <MIDI.h>
#include <EEPROM.h>
#include <limits.h>
#include <BALibrary.h>
#include <BAEffects.h>
#include "mdaEPiano.h"
#ifdef USE_XFADE_DATA
#include "mdaEPianoDataXfade.h"
@ -40,11 +42,9 @@
#ifdef MIDI_DEVICE_USB_HOST
#include <USBHost_t36.h>
#endif
#include <Bounce.h>
#include "Encoder4.h"
#include "LiquidCrystalPlus_I2C.h"
#include "UI.h"
using namespace BALibrary;
using namespace BAEffects;
//*************************************************************************************************
//* GLOBAL VARIABLES
@ -55,14 +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);
@ -72,6 +76,15 @@ AudioOutputI2S i2s1;
AudioConnection patchCord110(mixer_r, 0, i2s1, 0);
AudioConnection patchCord111(mixer_l, 0, i2s1, 1);
AudioControlSGTL5000 sgtl5000_1;
#elif defined(TGA_BOARD)
BAAudioControlWM8731 codecControl;
AudioOutputI2S i2sOut;
AudioAmplifier volume_r;
AudioAmplifier volume_l;
AudioConnection patchCord10(mixer_r, volume_r);
AudioConnection patchCord11(mixer_l, volume_l);
AudioConnection patchCord12(volume_r, 0, i2sOut, 1);
AudioConnection patchCord13(volume_l, 0, i2sOut, 0);
#else
AudioOutputPT8211 pt8211_1;
AudioAmplifier volume_r;
@ -105,7 +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;
@ -127,26 +140,26 @@ void setup()
Serial.begin(SERIAL_SPEED);
delay(220);
/*
// LCD display setup
lcd.init();
lcd.blink_off();
lcd.cursor_off();
lcd.backlight();
lcd.noAutoscroll();
lcd.clear();
lcd.display();
lcd.show(0, 0, 20, " MicroMDAEPiano");
lcd.show(1, 0, 16, "(c)parasiTstudio");
// Encoder setup
enc[0].write(INITIAL_ENC_L_VALUE);
enc_val[0] = enc[0].read();
enc[1].write(INITIAL_ENC_R_VALUE);
enc_val[1] = enc[1].read();
but[0].update();
but[1].update();
*/
/*
// LCD display setup
lcd.init();
lcd.blink_off();
lcd.cursor_off();
lcd.backlight();
lcd.noAutoscroll();
lcd.clear();
lcd.display();
lcd.show(0, 0, 20, " MicroMDAEPiano");
lcd.show(1, 0, 16, "(c)parasiTstudio");
// Encoder setup
enc[0].write(INITIAL_ENC_L_VALUE);
enc_val[0] = enc[0].read();
enc[1].write(INITIAL_ENC_R_VALUE);
enc_val[1] = enc[1].read();
but[0].update();
but[1].update();
*/
// Debug output
Serial.println(F("MicroMDAEPiano based on https://sourceforge.net/projects/mda-vst"));
@ -183,6 +196,14 @@ void setup()
#endif
// start audio card
AudioNoInterrupts();
#ifdef TGA_BOARD
codecControl.disable();
delay(100);
codecControl.enable();
delay(100);
#endif
AudioMemory(AUDIO_MEM);
#ifdef TEENSY_AUDIO_BOARD
@ -223,10 +244,24 @@ void setup()
freeverb_l.roomsize(0.2);
freeverb_r.damping(0.5);
freeverb_l.damping(0.5);
analogChorus_r.enable();
analogChorus_r.bypass(true);
analogChorus_r.rate(0.2f);
analogChorus_r.mix(0.5f);
analogChorus_r.depth(0.4f);
analogChorus_l.enable();
analogChorus_l.bypass(true);
analogChorus_l.rate(0.2f);
analogChorus_l.mix(0.5f);
analogChorus_l.depth(0.4f);
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>"));

47
Encoder4.h
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@ -1,47 +0,0 @@
/*
MicroMDAEPiano
MicroMDAEPiano is a port of the MDA-EPiano sound engine
(https://sourceforge.net/projects/mda-vst/) for the Teensy-3.5/3.6 with audio shield.
(c)2019 H. Wirtz <wirtz@parasitstudio.de>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software Foundation,
Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <Encoder.h>
#ifndef ENCODER4_H_INCLUDED
#define ENCODER4_H_INCLUDED
class Encoder4 : public Encoder
{
public:
using Encoder::Encoder;
int32_t read()
{
return (Encoder::read() / 4);
}
void write(int32_t p)
{
Encoder::write(p * 4);
}
};
#endif

86
LiquidCrystalPlus_I2C.h
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@ -1,86 +0,0 @@
/*
MicroMDAEPiano
MicroMDAEPiano is a port of the MDA-EPiano sound engine
(https://sourceforge.net/projects/mda-vst/) for the Teensy-3.5/3.6 with audio shield.
(c)2019 H. Wirtz <wirtz@parasitstudio.de>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software Foundation,
Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef LIQUIDCRYSTALPLUS_I2C_H_INCLUDED
#define LIQUIDCRYSTALPLUS_I2C_H_INCLUDED
#include <LiquidCrystal_I2C.h> // https://www.arduinolibraries.info/libraries/liquid-crystal-i2-c
#define STRING_BUF_SIZE 21
class LiquidCrystalPlus_I2C : public LiquidCrystal_I2C
{
public:
using LiquidCrystal_I2C::LiquidCrystal_I2C;
void show(uint8_t y, uint8_t x, uint8_t fs, char *str)
{
_show(y, x, fs, str, false, false);
}
void show(uint8_t y, uint8_t x, uint8_t fs, long num)
{
char _buf10[STRING_BUF_SIZE];
_show(y, x, fs, itoa(num, _buf10, 10), true, true);
}
private:
void _show(uint8_t pos_y, uint8_t pos_x, uint8_t field_size, char *str, bool justify_right, bool fill_zero)
{
{
char tmp[STRING_BUF_SIZE];
char *s = tmp;
uint8_t l = strlen(str);
memset(tmp, 0, sizeof(tmp));
if (fill_zero == true)
memset(tmp, '0', field_size);
else
memset(tmp, 0x20, field_size - 1); // blank
if (l > field_size)
l = field_size;
if (justify_right == true)
s += field_size - l;
strncpy(s, str, l);
setCursor(pos_x, pos_y);
print(tmp);
#ifdef DEBUG
Serial.print(pos_y, DEC);
Serial.print(F("/"));
Serial.print(pos_x, DEC);
Serial.print(F(": ["));
Serial.print(tmp);
Serial.println(F("]"));
#endif
}
}
};
#endif

3
config.h
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@ -40,6 +40,7 @@
// AUDIO
//#define TEENSY_AUDIO_BOARD 1
#define TGA_BOARD
//*************************************************************************************************
//* MIDI SETTINGS
@ -52,7 +53,7 @@
//* AUDIO SETTINGS
//*************************************************************************************************
#define VOLUME 0.8
#define XVOLUME 0.8
#define AUDIO_MEM 128
#define SAMPLE_RATE 44100
#define REDUCE_LOUDNESS 0

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