LK201 emulation

Rob Jarratt robert.jarratt at
Sun May 17 17:00:45 CDT 2020

Well there is never any harm in publishing this kind of work! 

> -----Original Message-----
> From: cctalk <cctalk-bounces at> On Behalf Of Paul Koning via
> cctalk
> Sent: 17 May 2020 22:13
> To: cctalk at
> Subject: LK201 emulation
> Gentlepeople,
> I've been having problems with broken LK201s, so as a workaround I created
> adapter that connects to a standard PC USB keyboard and makes it look like
> LK201.  It's based on an Arduino (specifically, Adafruit Trinket M0, an
> tiny yet powerful small microprocessor).
> It's working at this point, though it needs a few small software tweaks to
> it complete.  I'm going to turn my breadboard into something slightly more
> polished.
> Question to the list: is this something that would be of interest to
others?  If yes,
> I can make the design available.  Perhaps the PCB layout and parts list.
I don't
> think I want to get into building units for others, though.
> 	paul

More information about the cctech mailing list