.\" Copyright (c) 1990, 1991 The Regents of the University of California.
.\" This code is derived from software contributed to Berkeley by
.\" the Systems Programming Group of the University of Utah Computer
.\" %sccs.include.redist.man%
.\" @(#)ppi.4 5.3 (Berkeley) %G%
printer/plotter interface
.Cd "device ppi0 at hpib0 slave 5"
interface provides a means of communication with
are used to access the devices, with the digit at the end
of the filename referring to the bus address of the device.
Current versions of the autoconf code can not probe for these
devices, so the device entry in the configuration file must be
The device files appear as follows:
.Bd -literal -offset indent
"crw-rw-rw- 1 root 11, 0 Dec 21 11:22 /dev/ppi"
This driver is very primitive, it handshakes data out byte by byte.