62 lines
2.5 KiB
Groff
62 lines
2.5 KiB
Groff
.\" $NetBSD: lpt.4,v 1.1 1999/11/28 17:39:46 scw Exp $
|
|
.\"
|
|
.\" Copyright (c) 1993 Christopher G. Demetriou
|
|
.\" All rights reserved.
|
|
.\"
|
|
.\" Redistribution and use in source and binary forms, with or without
|
|
.\" modification, are permitted provided that the following conditions
|
|
.\" are met:
|
|
.\" 1. Redistributions of source code must retain the above copyright
|
|
.\" notice, this list of conditions and the following disclaimer.
|
|
.\" 2. Redistributions in binary form must reproduce the above copyright
|
|
.\" notice, this list of conditions and the following disclaimer in the
|
|
.\" documentation and/or other materials provided with the distribution.
|
|
.\" 3. All advertising materials mentioning features or use of this software
|
|
.\" must display the following acknowledgement:
|
|
.\" This product includes software developed by Christopher G. Demetriou.
|
|
.\" 4. The name of the author may not be used to endorse or promote products
|
|
.\" derived from this software without specific prior written permission
|
|
.\"
|
|
.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
|
|
.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
|
|
.\" OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
|
|
.\" IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
|
|
.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
|
|
.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
|
|
.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
.\"
|
|
.Dd November 28, 1999
|
|
.Dt LPT 4 mvme68k
|
|
.Os
|
|
.Sh NAME
|
|
.Nm lpt
|
|
.Nd
|
|
Parallel port driver
|
|
.Sh SYNOPSIS
|
|
.Cd "lpt0 at pcc? ipl 1
|
|
.Cd "lpt0 at pcctwo? ipl 1
|
|
.Sh DESCRIPTION
|
|
This driver provides access to parallel ports. The bits in the minor
|
|
number select various features of the driver.
|
|
.Pp
|
|
.Bl -column "Minor Bit" "Functionxxxxxxxxxxxxxxxxxxxxxxxxxxxx" -offset indent
|
|
.It Sy Pa "Minor Bit" Function
|
|
.It 128 Use the interruptless driver. (polling)
|
|
.It 64 Do not initialize the device on the port.
|
|
.It 32 Automatic LF on CR.
|
|
.It 16 Select 1.6uS strobe pulse width (default is 6.4uS)
|
|
.El
|
|
.Sh FILES
|
|
.Bl -tag -width "/dev/lpt0xx" -compact
|
|
.It Pa /dev/lpt0
|
|
interrupt-driven parallel port device
|
|
.It Pa /dev/lpa0
|
|
polled parallel port device
|
|
.El
|
|
.Sh SEE ALSO
|
|
.Xr pcc 4 ,
|
|
.Xr pcctwo 4
|