Needs to be driven by 5v. A Darlington Array is required to switch the voltage from 3.3v to 5v (ULN2803 Darlington Array)
I am planning on linking it through an I2C device
http://www.raspberrypi.org/phpBB3/viewtopic.php?f=44&t=15317
http://raspi.tv/2012/the-self-resetting-raspberry-pi
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