|
LPT(4) |
Kernel Interfaces Manual (MVME68k) |
LPT(4) |
NAME
lpt — parallel port driver
SYNOPSIS
lpt0 at pcc? ipl 1
lpt0 at pcctwo? ipl 1
DESCRIPTION
This driver provides access to parallel ports. The bits in the minor number select various features of the driver.
|
Minor Bit |
Function |
|
128 |
Use the interruptless driver. (polling) |
|
64 |
Do not initialize the device on the port. |
|
32 |
Automatic LF on CR. |
|
16 |
Select 1.6uS strobe pulse width (default is 6.4uS) |
FILES
-
/dev/lpt0
-
interrupt-driven parallel port device
-
/dev/lpa0
-
polled parallel port device