3. Hardware Installations

22 SPI-8451-LLVA, SPI-8452-LLVA, SPI-8451-LVA

Parallel Port Connector: CN5

The parallel port bracket can used to add an additional parallel port for additional parallel devices.

There are four options for parallel port operation:

- Compatible (Standard mode)

- Bi-Directional (PS/2 compatible)

- Bi-Directional EPP. A driver from the peripheral manufacturer is required for operation.

- Bi-Directional High-speed ECP

Table 3.7. Parallel Port Connector

Pin No.
1
3
5
7
9
11
13
15
17
19
21
23
25
Function
STROBE
PD0
PD1
PD2
PD3
PD4
PD5
PD6
PD7
ACK
BUSY
PE
SLCT
Pin No.
2
4
6
8
10
12
14
16
18
20
22
24
26
Function
ALF
ERROR
INIT
SLCT IN
GND
GND
GND
GND
GND
GND
GND
GND
N.C.
CN5 1
2
25
26