Contec SPI-8451-LLVA User Manual

3. Hardware Installations 

22 

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

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 

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