/* MicroDexed MicroDexed is a port of the Dexed sound engine (https://github.com/asb2m10/dexed) for the Teensy-3.5/3.6 with audio shield. Dexed ist heavily based on https://github.com/google/music-synthesizer-for-android (c)2018,2019 H. Wirtz 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 CONFIG_H_INCLUDED #define CONFIG_H_INCLUDED #include "midinotes.h" // ATTENTION! For better latency you have to redefine AUDIO_BLOCK_SAMPLES from // 128 to 64 in /cores/teensy3/AudioStream.h // If you want to test the system with Linux and withous any keyboard and/or audio equipment, you can do the following: // 1. In Arduino-IDE enable "Tools->USB-Type->Serial + MIDI + Audio" // 2. Build the firmware with "MIDI_DEVICE_USB" enabled in config.h. // 3. Afterconnecting to a Linux system there should be a MIDI an audio device available that is called "MicroMDAEPiano", so you can start the following: // $ aplaymidi -p 20:0 # e.g. test.mid // $ arecord -f cd -Dhw:1,0 /tmp/bla.wav #define VERSION "0.9.5" //************************************************************************************************* //* DEVICE SETTINGS //************************************************************************************************* // MIDI #define MIDI_DEVICE_DIN Serial1 #define MIDI_DEVICE_USB 1 #define MIDI_DEVICE_USB_HOST 1 #define MIDI_DEVICE_NUMBER 0 // AUDIO // If nothing is defined Teensy internal DAC is used as audio output device! // Left and right channel audio signal is presented on pins A21 and A22. #define TEENSY_DAC // #define TEENSY_AUDIO_BOARD 1 // #define TGA_AUDIO_BOARD //************************************************************************************************* //* MIDI SETTINGS //************************************************************************************************* #define DEFAULT_MIDI_CHANNEL MIDI_CHANNEL_OMNI #define MIDI_MERGE_THRU 1 #define DEFAULT_SYSEXBANK 0 #define DEFAULT_SYSEXSOUND 0 //************************************************************************************************* //* DEXED AND EFECTS SETTINGS //************************************************************************************************* #define DEXED_ENGINE DEXED_ENGINE_MODERN // DEXED_ENGINE_MARKI // DEXED_ENGINE_OPL // EFFECTS #define FILTER_MAX_FREQ 10000 //************************************************************************************************* //* AUDIO SETTINGS //************************************************************************************************* // https://rechneronline.de/funktionsgraphen/ #define VOLUME 0.8 #define VOLUME_CURVE 0.07 #ifndef TEENSY_AUDIO_BOARD #if AUDIO_BLOCK_SAMPLES == 64 #define AUDIO_MEM 450 #else #define AUDIO_MEM 225 #endif #define DELAY_MAX_TIME 600.0 #define REDUCE_LOUDNESS 1 #else #if AUDIO_BLOCK_SAMPLES == 64 #define AUDIO_MEM 900 #else #define AUDIO_MEM 450 #endif #define DELAY_MAX_TIME 1200.0 #define REDUCE_LOUDNESS 1 #endif #define SAMPLE_RATE 44100 #define SOFTEN_VALUE_CHANGE_STEPS 20 //************************************************************************************************* //* UI AND DATA-STORE SETTINGS //************************************************************************************************* #define CONTROL_RATE_MS 50 #define TIMER_UI_HANDLING_MS 100 //************************************************************************************************* //* DEBUG OUTPUT SETTINGS //************************************************************************************************* #define DEBUG 1 #define SERIAL_SPEED 38400 #define SHOW_XRUN 1 #define SHOW_CPU_LOAD_MSEC 5000 //************************************************************************************************* //* HARDWARE SETTINGS //************************************************************************************************* // Teensy Audio Shield: //#define SDCARD_CS_PIN 10 //#define SDCARD_MOSI_PIN 7 //#define SDCARD_SCK_PIN 14 #define SGTL5000_LINEOUT_LEVEL 29 // Teensy 3.5 & 3.6 SD card #define SDCARD_CS_PIN BUILTIN_SDCARD #define SDCARD_MOSI_PIN 11 // not actually used #define SDCARD_SCK_PIN 13 // not actually used // Encoder with button #define ENC_VOL_STEPS 43 #define ENC_FILTER_RES_STEPS 100 #define ENC_FILTER_CUT_STEPS 100 #define ENC_DELAY_TIME_STEPS 50 #define ENC_DELAY_FB_STEPS 35 #define ENC_DELAY_VOLUME_STEPS 50 #define NUM_ENCODER 2 #define ENC_L_PIN_A 3 #define ENC_L_PIN_B 2 #define BUT_L_PIN 4 #define INITIAL_ENC_L_VALUE 0 #define ENC_R_PIN_A 28 #define ENC_R_PIN_B 29 #define BUT_R_PIN 30 #define INITIAL_ENC_R_VALUE 0 #define BUT_DEBOUNCE_MS 20 #define LONG_BUTTON_PRESS 500 // LCD Display #define I2C_DISPLAY 1 // [I2C] SCL: Pin 19, SDA: Pin 18 (https://www.pjrc.com/teensy/td_libs_Wire.html) #define LCD_I2C_ADDRESS 0x27 #define LCD_CHARS 16 #define LCD_LINES 2 #define UI_AUTO_BACK_MS 3000 #define AUTOSTORE_MS 5000 #define AUTOSTORE_FAST_MS 50 // EEPROM address #define EEPROM_START_ADDRESS 0 #define MAX_BANKS 100 #define MAX_VOICES 32 // voices per bank #define BANK_NAME_LEN 13 // FAT12 filenames (plus '\0') #define VOICE_NAME_LEN 11 // 10 (plus '\0') //************************************************************************************************* //* DO NO CHANGE ANYTHING BEYOND IF YOU DON'T KNOW WHAT YOU ARE DOING !!! //************************************************************************************************* // MIDI #ifdef MIDI_DEVICE_USB #define USBCON 1 #endif #if defined(__MK66FX1M0__) // Teensy-3.6 // Teensy-3.6 settings #define MIDI_DEVICE_USB_HOST 1 #define MAX_NOTES 16 #else // Teensy-3.5 settings #undef MIDI_DEVICE_USB_HOST #define MAX_NOTES 11 #endif #define TRANSPOSE_FIX 24 // Audio #ifdef TGA_AUDIO_BOARD #define REDUCE_LOUDNESS 2 #endif // Some optimizations #define USE_TEENSY_DSP 1 #define SUM_UP_AS_INT 1 // struct for holding the current configuration struct config_t { uint32_t checksum; uint8_t bank; uint8_t voice; float vol; float pan; uint8_t midi_channel; }; // struct for smoothing value changes struct value_change_t { float diff; uint16_t steps; }; #endif // CONFIG_H_INCLUDED