NAME
ulpt —
USB printer support
SYNOPSIS
ulpt* at uhub?
DESCRIPTION
The
ulpt driver provides support for Universal Serial Bus
(USB) printers that follow either the USB printer uni-directional or
bi-directional protocol.
Additional bits OR-ed in the minor device number with the unit number select
various features of the driver:
Minor Bit |
Function |
0x40 |
Do not initialize (reset) the device on the port. |
Some printers cannot handle the reset on open; in case of problems try the
ulpn device.
FILES
-
-
- /dev/ulpt?
- USB printer with reset on open
-
-
- /dev/ulpn?
- USB printer without reset on open
SEE ALSO
lpt(4),
usb(4)
USB Device Class Definition for Printing
Devices, USB Implementors Forum,
http://www.usb.org/developers/devclass_docs/usbprint11.pdf,
January 2000.
HISTORY
The
ulpt driver appeared in
NetBSD
1.4.