CyberResearch® CPU Cards

CPBH Series

3.23 PC/104 Connectors

The PC/104 expansion bus offers provisions to connect all types of PC/104 modules. With the PC/104 bus being known as the new generation of industrial embedded 8-bit PC standard bus, thousands of PC/104 modules from multiple vendors can be easily installed onboard. The detailed pin assignment of the PC/104 expansion bus connectors PC2 and PC3 are listed on the following tables:

NOTE： The PC/104 connector allows direct plugging or stack-through piling of PC/104 modules without requiring the PC/104 mounting kit.

zPC3: PC/104 40-pin Connector

PIN

Description

PIN

Description

Connector diagram

1

GND

21

GND

rotated 90 degrees

 

 

 

 

clockwise from

2

MEMCS16*

22

SBHE*

original position

3

IOSC16*

23

LA23

 

 

 

 

 

4

IRQ10

24

LA22

1

 

 

 

21

 

 

 

5

IRQ11

25

LA21

 

 

 

 

 

 

 

 

6

IRQ12

26

LA20

 

 

 

 

 

7

IRQ15

27

LA19

 

 

 

 

 

8

IRQ14

28

LA18

 

 

 

 

 

9

DACK0*

29

LA17

 

 

 

 

 

10

DRQ0

30

MEMR*

 

 

 

 

 

11

DACK5*

31

MEMW*

 

 

 

 

 

12

DRQ5

32

SD8

 

 

 

 

 

13

DACK6*

33

SD9

 

 

 

 

 

14

DRQ6

34

SD10

 

 

 

 

 

15

DACK7*

35

SD11

 

 

 

 

 

16

DRQ7

36

SD12

 

 

 

 

 

17

+5V

37

SD13

 

 

 

 

 

18

MASTER*

38

SD14

 

 

 

 

 

19

GND

39

SD15

 

 

 

 

 

20

GND

40

GND

20

 

 

 

40

 

 

 

 

 

 

 

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