Tag Archives: midi

MRe-2: XBee Midi emitter

Posted on 2013/01/10 by rt

In the previous post, I  explained that I temporarily abandoned trying to use the RFM12B radio transceiver to exchange Midi information between two devices. This post explains how I successfully used the XBee radio transceiver to achieve sending information between … Continue reading →

Posted in Electronics, MP, Music equipment | Tagged , , | 5 Comments

Alesis Vortex: Functional Description and Midi Programming Guide

Posted on 2012/12/27 by rt

This Guide is available as a PDF file. In the previous post, I looked at the inside of the Alesis Vortex. This time, I examine the messages coming out of the Vortex and look at the programming of the different … Continue reading →

Posted in Vortex | Tagged , , | 13 Comments

MP-1: Wireless testing and midi commands

Posted on 2012/12/01 by rt

The MP-1 will include a wireless interface. I decided to test the possibilities of the technology I chose. Mainly, I will be using an RFM12B transceiver to exchange data between components. So, I designed a very simple interface using off-the-shelf … Continue reading →

Posted in MP, MP-1 | Tagged , , , | Leave a comment

VC-1: Volume Control Beta

Posted on 2011/12/24 by rt

The VC-1 is. On the left, the Silonex Audiohm opto-couplers (OC) with the electronic drivers. it has been described here. On the right, the line-buffer/impedance-controller described there. It works as expected, using two digital pins on the Arduino micro-controller to … Continue reading →

Posted in Arduino, Electronics, Music equipment, VC-1 | Tagged , | 1 Comment

PU-1: Emulating the Apogee Gio, Part 2

Posted on 2011/05/28 by rt

I have completed the second phase of this project. The PU-1 can now send commands to GarageBand/Logic/Mainstage and receive commands and other information using Midi commands (but not from GarageBand). Part 2 did not require more electronics. All additional changes … Continue reading →

Posted in Arduino, Pedal board | Tagged , , , , | Leave a comment

PU-1: Let’s do MIDI

Posted on 2011/05/14 by rt

After days spent trying to find reliable ways to get Midi data from the pedal board to the computer,  and more days trying to get data from the computer to the pedal board, the proverbial shovel finally hit me square … Continue reading →

Posted in Arduino, Pedal board | Tagged , | 9 Comments