Arduino Shield List

Lots of manufacturers, with pinouts.

to arduino electronics microcontroller ... on 27 June 2011

FreqCount Library, for Measuring Frequencies in the 1 kHz to 5 MHz Range

AVR frequency counter library. (There are actually two libraries here with difference approaches.)

to avr embedded frequency microcontroller software ... on 25 June 2011

Lab3 - Laboratory for Experimental Computer Science

Doing audio processing with the Arduino. (Not quite SDR, but...)

to arduino audio avr effects microcontroller ... on 27 February 2011

MINI-TNC

Software TNC done in a microcontroller.

to aprs electronics microcontroller packet radio ... on 27 February 2011

micropendous - Project Hosting on Google Code

Arduino-compatible boards with more sensible AVRs, including lots of RAM and native USB. This is what the Uno ought to have been.

to arduino avr microcontroller plumbing transterpreter ... on 22 December 2010

Clint's Page (KA7OEI)

Radio restoration, building a simple PSK beacon with a microcontroller, and other radio-related stuff.

to amateur beacon electronics microcontroller psk radio retrotech ... on 20 November 2010

GreenArrays, Inc.

Chuck Moore's latest Forth chip, with multiple cores and a channel-ish communication mechanism. Might be fun to play with.

to concurrency cpu embedded forth microcontroller multicore parallel ... on 29 October 2010

PIC - related tools

Some (now very old) PIC16C84-on-Linux stuff.

to electronics microcontroller pic ... on 10 October 2010

Home page

SCSI devices implemented using AVRs, among other fun things. (Repairing a DAT car stereo!)

to avr electronics microcontroller repair scsi ... on 17 March 2010