Linux MIDI Configuration

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.

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Table of Contents

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

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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

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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

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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

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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

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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

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Summary

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

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Next Steps

• Audio Configuration - Audio setup
• Multimedia - Media applications
• ArchWiki MIDI: https://wiki.archlinux.org/title/Professional_audio

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