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Man Pages


Manual Reference Pages  -  ULPT (4)

NAME

ulpt - USB printer support

CONTENTS

Synopsis
Description
Hardware
Files
See Also
History

SYNOPSIS

To compile this driver into the kernel, place the following line in your kernel configuration file:


.Cd device ulpt

Alternatively, to load the driver as a module at boot time, place the following line in loader.conf(5):

ulpt_load="YES"

DESCRIPTION

The ulpt 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.
Minor Bit      Function
64      Do not initialize (reset) the device on the port.
 

Some printers cannot handle the reset on open; in case of problems try the unlpt device.

HARDWARE

The ulpt driver provides support for USB printers and parallel printer conversion cables, including the following:

  • ATen parallel printer adapter
  • Belkin F5U002 parallel printer adapter
  • Canon BJ F850, S600
  • Canon LBP-1310, 350
  • Entrega USB-to-parallel printer adapter
  • Hewlett-Packard HP Deskjet 3420 (P/N: C8947A #ABJ)
  • Oki Data MICROLINE ML660PS
  • Seiko Epson PM-900C, 880C, 820C, 730C

FILES

/dev/ulpt? device with reset
/dev/unlpt?
  device without reset

SEE ALSO

lpt(4), usb(4)

HISTORY

The ulpt driver appeared in
.Nx 1.4 . This manual page was adopted from
.Nx by
.An Tom Rhodes Aq trhodes@FreeBSD.org in April 2002.
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