Step 10 Connect Onboard I/O,
LPT1
The parallel port connector is a 26-pin berg. The pinout is shown below.
38
Continued
Pin
Signal Description
1
STROBE#
2
PD0
3
PD1
4
PD2
5
PD3
6
PD4
7
PD5
8
PD6
9
PD7
10
ACK#
11
BUSY
12
PE
13
SLCT
14
AUTOFD#
15
ERROR#
16
INIT#
17
SLCTIN#
18
Ground
19
Ground
20
Ground
21
Ground
22
Ground
23
Ground
24
Ground
25
Ground
Apollo Motherboard User's Guide
Cont'd