Mitsumi CD-ROM 接口


Mitsumi CD-ROM 在光驱和接口卡侧的外观为 40 脚插针:

40 PIN IDC MALE

连接电缆外观为:
40 PIN IDC FEMALE

引脚定义


Pin

Name

Description

1

A0

Address Bit 0

2

GND

Ground

3

A1

Address Bit 1

4

GND

Ground

5

n/c

Not connected

6

GND

Ground

7

n/c

Not connected

8

GND

Ground

9

n/c

Not connected

10

GND

Ground

11

n/c

Not connected

12

GND

Ground

13

INT

Interrupt

14

GND

Ground

15

REQ

Data request For DMA

16

GND

Ground

17

ACK

Data Acknowledge For DMA

18

GND

Ground

19

RE

Read Enable

20

GND

Ground

21

WE

Write Enable

22

GND

Ground

23

EN

Bus Enable

24

GND

Ground

25

DB0

Data Bit 0

26

GND

Ground

27

DB1

Data Bit 1

28

GND

Ground

29

DB2

Data Bit 2

30

GND

Ground

31

DB3

Data Bit 3

32

GND

Ground

33

DB4

Data Bit 4

34

GND

Ground

35

DB5

Data Bit 5

36

GND

Ground

37

DB6

Data Bit 6

38

GND

Ground

39

DB7

Data Bit 7

40

GND

Ground


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