AVR
http://crysol.org/es/node/333
http://arduino.cc/forum/index.php?topic=76191.0;wap2
http://www.cesarcancino.com/video-tutorial-1-del-curso-de-programacion-de-microcontroladores-atmel-avr-en-lenguaje-c-n303.html
http://imakeprojects.com/Projects/avr-tutorial/
http://www.avrfreaks.net/index.php?name=PNphpBB2&file=viewtopic&t=70673