MIDI Magic Box

Midi Magic Box is a Python software, mainly for Raspberry PI but compatible at least with MacOS and most Linux. Midi Magic Box provides ability to:

• Control velocity of MIDI keyboards
• Provides Presets system for Yamaha Reface CP
• Provides secondary volume for Reface CP (useful for presets)
• All parameters are controlled via a separate channel (via a separate device such as Akai LPD8 for example)
• Linked to Samplerbox (https://github.com/theredled/SamplerBox) to provide sampling abilities.
• A plugin system to easily implement new features in Python

Install on RPi

• Linux modules : libasound2-dev, python-dev
• Python modules : mido, python-rtmidi (NOT rtmidi-python)
• /home/pi$ git clone https://github.com/theredled/MidiMagicBox
• Make sure that /home/pi/MidiMagicBox/startup.sh is executable
• Append su -c /home/pi/MidiMagicBox/startup.sh pi & to /etc/rc.local
• Copy src/config.py.sample to src/config.py
• (Optional) Modify src/config.py if you want to change MIDI channels (etc).

+ SamplerBox :

• Install forked Samplerbox : https://github.com/theredled/SamplerBox
• Append export PYTHONPATH=$PYTHONPATH:/home/pi/SamplerBox to /etc/rc.local

Documentation

• Specs MIDI Reface : https://jp.yamaha.com/files/download/other_assets/7/794817/reface_en_dl_b0.pdf
• Doc Mido : https://readthedocs.org/projects/mido/downloads/pdf/latest/
• Manuel Reface CS : https://www.manualslib.com/manual/959024/Yamaha-Reface-Cs.html?page=47#manual
• Manuel Reface : https://aadl.org/files/catalog_guides/1508075_reface_manual.pdf

Option :

• https://www.yamahasynth.com/learn/reface/reface-cp-midi-primer-setting-midi-receive-channel

About

Author : Benoît Guchet (twitter: @Yoggghourt, mail: benoit.guchet@gmail.com)