Linux MIDI Configuration - ryzendew/Linux-Tips-and-Tricks GitHub Wiki

Linux MIDI Configuration Guide

Complete beginner-friendly guide to MIDI on Linux, covering Arch Linux, CachyOS, and other distributions including MIDI devices, software, and audio production setup.

Table of Contents

  1. Understanding MIDI
  2. MIDI Hardware
  3. MIDI Software
  4. ALSA MIDI Setup
  5. Troubleshooting

Understanding MIDI

What is MIDI?

MIDI (Musical Instrument Digital Interface) is protocol for musical instruments.

Uses:

  • Controllers: Keyboards, pads, knobs
  • Synthesizers: Hardware/software synths
  • Sequencers: Music production software
  • Drum machines: Electronic drums

MIDI vs Audio:

  • MIDI: Control data (notes, velocity)
  • Audio: Actual sound waves

MIDI Hardware

USB MIDI Devices

Most USB MIDI devices work automatically:

# Check MIDI devices
aconnect -l

# List ALSA MIDI ports
amidi -l

Connect MIDI Device

Plug in device:

# USB MIDI keyboard
# Usually auto-detected

# Check connection
lsusb | grep -i midi

MIDI Software

DAW Software

Digital Audio Workstations:

# Ardour
sudo pacman -S ardour

# Reaper (commercial)
# Download from reaper.fm

# LMMS
sudo pacman -S lmms

# Qtractor
sudo pacman -S qtractor

MIDI Sequencers

Sequencer software:

# Rosegarden
sudo pacman -S rosegarden

# MusE
sudo pacman -S muse

ALSA MIDI Setup

ALSA MIDI

ALSA provides MIDI support:

# Install ALSA utilities
sudo pacman -S alsa-utils

# Check MIDI devices
aconnect -l

# Connect MIDI devices
aconnect 14:0 128:0

JACK Audio

JACK for low-latency audio:

# Install JACK
sudo pacman -S jack2

# Start JACK
jack_control start

# Connect MIDI
aconnect -l

Troubleshooting

MIDI Not Detected

Check devices:

# List MIDI devices
aconnect -l

# Check ALSA
cat /proc/asound/cards

# Check USB
lsusb

Latency Issues

Use JACK:

# Install JACK
sudo pacman -S jack2

# Configure JACK
qjackctl

Summary

This guide covered MIDI configuration, hardware, and software for Arch Linux, CachyOS, and other distributions.

Next Steps

This guide covers Arch Linux, CachyOS, and other Linux distributions. For distribution-specific details, refer to your distribution's documentation.