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MidiCaptain4Kemper

Firmware for MIDI Captain (Nano 4 / Mini 6 / 10) (PaintAudio)

Alternative CircuitPython firmware extension for PaintAudio MIDI Captain controllers with Kemper Profiler stomp, performance and tuner views and a bidirectional mode. Selectable at boot beside PaintAudio's KPP 3.5 firmware.

by gstrotmann

MaintainedSource: openMIT
MIDI Captain Mini 6 running MidiCaptain4Kemper, with the display showing the Kemper rig name and four effect slots
gstrotmann, via github.com
Distribution
Prebuilt image you flash yourself
Requires stock
PaintAudio KPP firmware 3.5
Source
github.com https://github.com/gstrotmann/MidiCaptain4Kemper

Description

Extends PaintAudio's firmware 3.5 for the Kemper Profiler Player. Three views: stomp/effect (rig name, four slots with Kemper colours), performance (five rigs per bank, morphing) and tuner. At boot, holding a switch picks USB disk mode, the PaintAudio firmware, a MIDI request mode or bidirectional communication with the Kemper, where LED colour and brightness follow effect type and state. Its hardware reverse-engineering work is credited as the basis of PySwitch.

Install notes

Hold switch 1 while powering on to mount the USB drive, then copy the files from the src folder to the device.

Version history

MidiCaptain4Kemper version history
VersionDateNotes
main @ 7f0e0312025-01-08No tagged releases; this is the latest commit.

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