Parallel Port Connector

Parallel ports are used to communicate with printers and other device some CD-ROM and tape drives. Your server provides one 25-pin, D-shell

connector on the back

of the server.

13

1

25

14

This parallel port connector conforms to the Institute of Electrical a Engineers (IEEE) Standard 1284. There are three standard modes of op

Ÿ

Standard

Parallel

Port

(SPP)

Ÿ

Enhanced

Parallel

Port

(EPP)

ŸExtended Capability Port (ECP)

Table 5

shows the pin-number

assignments for the parallel port connector.

signal

names for

all

three

modes are

shown. SPP

and ECP signal names are

same;

EPP signal

names

that

are different

are

shown in parentheses.

 

 

 

 

 

Table

5. Parallel Port Connector Pin-Number Assignments

 

 

 

 

 

 

 

 

 

 

 

 

 

Pin

Signal

 

 

 

Pin

Signal

 

 

 

 

 

 

 

 

 

 

 

1

-STROBE (-WRITE)

 

14

-AUTO

FD

(-DSTRB)

 

2

Data

0

 

 

15

-ERROR

 

 

3

Data

1

 

 

16

-INIT

 

 

4

Data

2

 

 

17

-SLCT IN (-ASTRB)

 

5

Data

3

 

 

18

Ground

 

 

6

Data

4

 

 

19

Ground

 

 

7

Data

5

 

 

20

Ground

 

 

8

Data

6

 

 

21

Ground

 

 

9

Data

7

 

 

22

Ground

 

 

10

-ACK

 

 

 

23

Ground

 

 

11

BUSY

(-WAIT)

 

24

Ground

 

 

12

PE

 

 

 

25

Ground

 

 

13

SLCT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Chapter 4. Installing Options85

Page 95
Image 95
IBM 5000 manual Parallel Port Connector Pin-Number Assignments