ULPT(4)

NAME
ulpt - USB printer support

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

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 NetBSD 1.4. This manual page was adopted from NetBSD by Tom Rhodes <trhodes@FreeBSD.org> in April 2002.