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Parallel Interface LPT
Chapter:
Connectors
embedded-logic
PB945+
page 29
4.12 Parallel Interface LPT
The parallel interface is a standard IDC socket connector with a spacing of 2.54 mm.
The port address and the interrupt are set via the BIOS setup.
Floppy drives can be connected to this interface as well. For that purpose this function is enabled via
BIOS setup. A floppy drive is connected with a special cable. Please contact your sales representative for
such a cable.
Description
Name
Pin
Name
Description
strobe
STB#
1
2
AFD#
automatic line feed
LPT data 0
PD0
3
4
ERR#
error
LPT data 1
PD1
5
6
INIT#
init
LPT data 2
PD2
7
8
SLIN#
select input
LPT data 3
PD3
9
10
GND
ground
LPT data 4
PD4
11
12
GND
ground
LPT data 5
PD5
13
14
GND
ground
LPT data 6
PD6
15
16
GND
ground
LPT data 7
PD7
17
18
GND
ground
acknowledge
ACK#
19
20
GND
ground
busy
BUSY
21
22
GND
ground
paper end
PE
23
24
GND
ground
select printer
SLCT
25
26
VCC
5 volt supply