I started a new project and the idea is to hack the MPK play with a MIDI over Bluetooth(BLE) add-on. https://github.com/brorgustav/AKAI_MPK-PLAY_BLE_MODIFICATION The MPK PLAY can run on batteries which makes it a nice candidate for adding BLE to since it would be completely wireless (if i steal the voltage from the battery to my microcontroller). …
Category: Hacking

Hacking the keyboard of m-audio Axiom 32
Hacking the keyboard of m-audio axiom 32 I love this keyboard because of the size/octaves and how it feels when being played Reference: R=Row C=Column VC = Velocity column (its used to determine velocity) This is how the developers mapped the keys in columns/rows on the flex cable (in order): R1, R2, R3, R4, R5, …

m-audio trigger – hacking the 4051 (analog multiplexer)
I salvaged some boards from my old M-Audio trigger finger drum/midi pad, i do this to keep some modules around that might be handy someday. This is the potentiometer board originally for MIDI CC commands. This is a basic but useful foundation for whatever you want to create with potentiometers. Im also hoping this …
MPK PLAY USB TRAFFIC
Monitoring USB traffic between AKAIs MPK PLAY software (favorite editor) and MPK play mini. I used the software Wireshark for monitoring.The interface between my macbook and USB device is named XHC20.It has to be started via terminal“sudo ifconfig xhc20 UP”I sent a total of 4 messages to monitor Message 1 = ReferenceMessage 2 = Difference …
AKAI MPK mini play and USB HID data
When using my AKAI MPK mini play the other day I realized i might want to transpose/switch midi clock etc. from a physical device. Since i’ve never done something like this before I emailed AKAI customer service requesting information on what messages the AKAI MPK play wants in order to do this in real time. …