CW-001 straight KEY memory ( KITS )
coming 2012 ( expected KITS price around $50-70 with case, PCB, parts )
KENT straight KEY is separate from parts of this KITS
you tube video of demo ( prototype )
http://www.youtube.com/watch?v=y89NP_KOrnE&feature=youtu.be
http://www.youtube.com/watch?v=02dO7oZCg2c&feature=related
Schematics --> CW-001-PCB--2011-05-09-1-schematic.pdf
PCB parts location --> CW-001-PCB--2011-05-09-1.pdf
Firmware ( initial ) --> cw-001.rar
( used Microchip MPLAB, free version of HITECH lite C compiler, PIC-16 )
since this is my side job, customer service is limited. only can be answer your question by e-mail.
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recommended KEY
KENT Engineers Straight KEY --> http://www.kent-engineers.com/