Category Archives: MP

MP-2 + MRe: Hacking the Alesis Vortex and using a Wireless Midi Transmitter

A two-project merge! The Alesis Vortex needed a bit more… controls! So I decided to add a few sensors that would give me greater flexibility when playing. The Vortex is already quite capable, but my left hand was not “used” … Continue reading

Posted in Arduino, Electronics, MP, MP-2, Music equipment, Vortex | 3 Comments

MRe-2: A demo

I have decided to try the MRe-2 in a real setting. So I hooked up my keyboard and recorded a demo. It was done using Ableton Live 9. The trick was to setup 2 midi loops (using clips). The first … Continue reading

Posted in Electronics, FCB1010, MP, MR, MRe, Vortex | Tagged , , , | 4 Comments

MRe-2: XBee Midi emitter

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 , , | 6 Comments

RFM12B: Dealing with radio interference

This is a screenshot from the serial monitor of a Jeenode¬†(Arduino compatible) connected to my computer. It runs a program that will listen to incoming radio messages through its RFM12B radio transceiver. In this window, you can clearly see too … Continue reading

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MP-1: Improving reliability with ACK and adding a PANIC! button

Since the Jeenode’s RFM12B is a bit slow (transceiving at 49.2K bps) and midi is a bit slower at 31250 bps, the processor doesn’t have much time to process all the traffic. Keep in mind that the Jeenode has to … Continue reading

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MP-1: Adding a small display… and a rotary encoder

A display is necessary to be able to really augment the functionalities of the MP-1. A couple of LEDs blinking is fine for Power-ON and Battery status, but a small display adds much more flexibility. Since one version of the … Continue reading

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MP-1: Wireless testing and midi commands

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

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Re-thinking the PU-2 interface: long live the MP-1

A lot of work was done on the PU-2 over the last many months by Emanuele and I. More specifically, we wrote hundreds of line of code to make the FCB1010 work with Banks of Stompbox mode midi commands. This … Continue reading

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