DEC lk201 keyboard for DEC Terminal vt220

Warner Losh imp at
Sat Sep 15 10:19:08 CDT 2018

I wrote a program years ago to read this an use it as an X11 or console
keyboard. NetBSD has a driver too.


On Sat, Sep 15, 2018, 8:15 AM Carlo Pisani via cctalk <cctalk at>

> hi
> about DEC lk201 for DEC Terminal vt220,
> I am looking for information about
> - the pinout of the connector (it should be 4 pins, sort of serial)
> - the protocol used
> - key keymap
> thanks in advance

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