Chapter 2
2-10
Parallel Port: LPT1
The mainboard provides a 25-pin female connector for LPT (parallel port).
A parallel port is a standard printer port that supports Enhanced Parallel Port
(EPP) and Extended Capabilities Parallel Port (ECP) modes.
Pin
Signal
Description
1
STROBE
Strobe
2
DATA0
Data 0
3
DATA1
Data 1
4
DATA2
Data 2
5
DATA3
Data 3
6
DATA4
Data 4
7
DATA5
Data 5
8
DATA6
Data 6
9
DATA7
Data 7
10
ACK#
Acknowledge
11
BUSY
Busy
12
PE
Paper End
13
SELECT
Select
14
AUTOFEED#
Automatic Feed
15
ERR#
Error
16
INIT#
Initialize Printer
17
SLIN#
Select In
18
GND
Ground
19
GND
Ground
20
GND
Ground
21
GND
Ground
22
GND
Ground
23
GND
Ground
24
GND
Ground
25
GND
Ground
13
14
25
1