.\" $NetBSD: ulpt.4,v 1.6 2002/02/05 00:37:48 augustss Exp $
.\"
.\" Copyright (c) 1999 The NetBSD Foundation, Inc.
.\" All rights reserved.
.\"
.\" This code is derived from software contributed to The NetBSD Foundation
.\" by Lennart Augustsson.
.\"
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.\" 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.
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.\" THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
.\" ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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.\" PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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.\" $FreeBSD$
.\"
.Dd November 22, 2006
.Dt ULPT 4
.Os
.Sh NAME
.Nm ulpt
.Nd USB printer support
.Sh SYNOPSIS
To compile this driver into the kernel,
place the following line in your
kernel configuration file:
.Bd -ragged -offset indent
.Cd "device ulpt"
.Ed
.Pp
Alternatively, to load the driver as a
module at boot time, place the following line in
.Xr loader.conf 5 :
.Bd -literal -offset indent
ulpt_load="YES"
.Ed
.Sh DESCRIPTION
The
.Nm
driver provides support for USB printers that follow the printer
bi- or uni-directional protocol.
The bits in the minor number select various features of the driver.
.Bl -column "Minor Bit" "Functionxxxxxxxxxxxxxxxxxxxxxxxxxxxx" -offset indent
.Em "Minor Bit	Function"
64	"Do not initialize (reset) the device on the port."
.El
.Pp
Some printers cannot handle the reset on open; in case of problems try the
.Pa unlpt
device.
.Sh HARDWARE
The
.Nm
driver provides support for USB printers and parallel printer
conversion cables, including the following:
.Pp
.Bl -bullet -compact
.It
ATen parallel printer adapter
.It
Belkin F5U002 parallel printer adapter
.It
Canon BJ F850, S600
.It
Canon LBP-1310, 350
.It
Entrega USB-to-parallel printer adapter
.It
Hewlett-Packard HP Deskjet 3420 (P/N: C8947A #ABJ)
.It
Oki Data MICROLINE ML660PS
.It
Seiko Epson PM-900C, 880C, 820C, 730C
.El
.Sh FILES
.Bl -tag -width ".Pa /dev/unlpt?" -compact
.It Pa /dev/ulpt?
device with reset
.It Pa /dev/unlpt?
device without reset
.El
.Sh SEE ALSO
.Xr lpt 4 ,
.Xr usb 4
.Sh HISTORY
The
.Nm
driver
appeared in
.Nx 1.4 .
This manual page was adopted from
.Nx
by
.An Tom Rhodes Aq trhodes@FreeBSD.org
in April 2002.