input-lk201 — LK201/LK401 keyboard input
input-lk201 : [file]
The lk201 and lk401 devices are keyboards made by Digital Equipment Corporation for some of there older micro computer systems and terminals.
They connect via a 4 pin RJ connector, which carries 11.8V (+/- 6%), GND, and two bidirectional async RS423 (RS232 Compatible) serial lines, which are Receive and Transmit. The pins are as follows (looking on to the male (lk201 side) connector):
-------------------
| " " " " |
| L V G D |
| K + N E |
| -> D C |
| D -> |
| E L |
| C K |
-- --
| |
-- --
| |
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Specifies the serial port device to use (e.g. /dev/ttyS1). If this argument is not specified as part of the input's arguments, then the device named in the environment variable GII_LK201_OPTIONS is used.
File name of serial port.
Generates evKey* events. |