Category Archives: Arduino

Apple HomeKit on iOS with Arduino (ESP8266) through Raspberry Pi – Part 2

Apple HomeKit on iOS with Arduino (ESP8266) through Raspberry Pi Part 1 of this article explained how to install a HomeKit server on a Raspberry Pi. This will allow you to add new, DIY accessories that can receive commands from … Continue reading

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VC-1: Volume control for guitar using Arduino

As explained here, here and here, the VC-1 is a volume control for guitar (or bass) that can use a potentiometer, a variable analog signal or a Midi command to change the output volume.

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

MIDI Experiments: Arduino as master

Arduino as a Midi master The previous two posts explained how standard MIDI can supply some current at 5 Volts if implemented according to the MIDI standards. In this post, I go a little further and explain how an Arduino, … Continue reading

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MIDI experiments: Stealing power for an Arduino

In the previous post, I explained a simple circuit that will indicate if a MIDI OUT port can provide 5 Volts and a little bit of current between pin 2 (ground) and pin 4 (+5 Volts). Not all MIDI devices … Continue reading

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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-1: A special version of the MP-1: A Midi Transmitter

A special version of the MP-1 was built to get MIDI data from the Vortex and send it wirelessly to a computer for further processing. I have decided to name it the Midi Remote Emitter 1 (MRe-1). In fact, the … Continue reading

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Jeenode: Interference

Because of the previous post, I decided to  test a bit more. To see if I could physically move the board to reduce interference. So I connected the Arduino with the attached RFM12B radio module. The one using the Sparkfun … Continue reading

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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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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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EM-1: Energy Monitor – Completed Hardware

Christmas vacations are for having fun. I did have fun! I completed a project that had been sitting idle for some time: The Energy Monitor for the house/office. The project is described over a few other posts. Most of the … Continue reading

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