Arduino
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enc28j60
http://arduino-info.wikispaces.com/ArduinoPower http://www.thesunrain.com/Amazon/4%20relay%20board/4-ch%20relay%20module.pdf
http://www.myropcb.com/services-capabilities/pcba-services/
manual upload of sketches
stand-alone-arduino [https://www.sparkfun.com/products/10524 w ATM328+bootloader