user manual

4-28 Computer Group Literature Center Web Site

Connector Pin Assignments

Parallel Connector

Both versions of the base board provide parallel I/O connections. For

MVME761-compatible models, the parallel interface is implemented with

an IEEE P1284 36-pin connector (J10) located on the MVME761

transition module. The pin assignments are listed in the following table.

18 LLBn

19 SPn_P19

20 DTRn

21 RLBn

22 RIn

23 SPn_P23

24 TXCOn

25 TMn

26 No Connection

Table 4-18. Parallel I/O Connector (MVME761)

1 PRBSY GND 19

2 PRSEL GND 20

3 PRACK

∗ GND 21

4 PRFAULT

∗ GND 22

5 PRPE GND 23

6 PRD0 GND 24

7 PRD1 GND 25

8 PRD2 GND 26

9 PRD3 GND 27

10 PRD4 GND 28

11 PRD5 GND 29

12 PRD6 GND 30

13 PRD7 GND 31

Table 4-17. Serial Connections—Ports 3 and 4 (MVME761)