Experiences
Raphaël Doursenaud

MIDI

Just got myself this nice little USB audio and MIDI interface.

It works great!

Full support out of the box on Android on all modes using Audio Evolution Mobile and USB Audio Recorder PRO from http://www.extreamsd.com and even native support in Lollipop (5.0) in “TAB” mode …

I just received my brand new metronome and began tinkering with it.

The device revolves around an ARM Cortex-M3 platform from ST Electronics (the STM32F103) and a wireless chip from Microchip (the MRF24J40MA).

The USB mode is fortunately class compliant and is seen as a standard MIDI device.

The proprietary …

I’ve started reverse engineering the windows USB driver using qemu, wireshark and the linux usbmon interface in order to hopefully write a Linux driver for this device.

Here’s the commented out first sniffed traffic :

No. Time Source Destination Protocol Info  
  
3 0.013662 host 9.0 USB GET …