It's 7x the size of the regular board Arduino boards power everything from robots to RGB lights, but they're a little on the ...
Making an Arduino shield can be simpler than you think. This time I designed one to program Attiny and Atmega ...
A better I2C master library, originally by Wayne Truchsess. See http://dsscircuits.com/index.php/articles/66-arduino-i2c-master-library On most Arduino boards, SDA ...