Category Archives: Electronics

Kaoss Guitar – Day 1

Posted on 2010-04-18 by David

For a while, a friend and I have been planning to build a specialized MIDI controller into a guitar to control a Korg Kaoss Pad KP2. The idea came from the guitar used by Matt Bellamy of Muse (check out … Continue reading →

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DIY aux input on Alpine car stereo (M-BUS)

Posted on 2010-01-01 by David

If anything in this article is unclear or confusing, please let me know in the comments and I’ll do my best to clarify. Disclaimer: by following the instructions below, you may end up destroying your stereo, car, MP3 player, interpersonal … Continue reading →

Posted in Electronics | 4 Comments

SparkFun’s FTDI Basic Breakout as an AVR programmer

Posted on 2009-12-20 by David

Start by following my instructions for setting up AVRDUDE 5.8 with FTDI bitbanging support. Now open up avrdude.conf in a text editor. Add this entry by the other programmers: # FTDI basic breakout programmer id = “ftdi”; desc = “FTDI … Continue reading →

Posted in Electronics, Programming | 4 Comments

AVRDUDE 5.8 with FTDI bitbang patch on Linux

Posted on 2009-12-20 by David

Description: This is an adaptation of the work by Kimio Kosaka, Nate Phillips, and Massimo. It allows you to use AVRDUDE with an FTDI chip (like the one on the Arduino boards or SparkFun’s FTDI Basic Breakout). This can be … Continue reading →

Posted in Electronics, Programming | 14 Comments

Accessing AVR GPIOs via bit fields

Posted on 2009-12-08 by David

I noticed that the TMS320F2809 examples accessed GPIOs by bits rather than as 32-bit ints. For example, it’s possible to set a GPIO like this on the TMS320F280x: GpioDataRegs.GPADAT.bit.GPIO12 = 1; // Sets GPIO12 to high. Normally when working with … Continue reading →

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Arduino 0017 on 64-bit Ubuntu 9.04 and 9.10

Posted on 2009-10-29 by David

Edit: This post isn’t really relevant anymore—Arduino 0018 has a 64 bit binary. Original post follows.

Posted in Electronics, Linux | 1 Comment