GPIB(4) Device Drivers Manual GPIB(4)

cec
support for the IEEE488 GPIB

gpib* at cec?

The cec driver supports the IEEE488 general-purpose interface bus (GPIB).

/dev/gpib?
GPIB device special file

cs80bus(4), ct(4), mt(4), rd(4)

The cec driver appeared in NetBSD 2.0.

The user-level interface to the gpib driver current doesn't do anything useful. The GPIB subsystem places the unfortunate constraint that the local GPIB controller is always the controller in charge (CIC).
May 24, 2003 NetBSD 9.4