单端信号方式外置SCSI高密接口

单端信号方式外置SCSI高密接口引脚定义

1-25

GND

Ground

26

DB0

Data Bus 0

27

DB1

Data Bus 1

28

DB2

Data Bus 2

29

DB3

Data Bus 3

30

DB4

Data Bus 4

31

DB5

Data Bus 5

32

DB6

Data Bus 6

33

DB7

Data Bus 7

34

PARITY

Data Parity (odd Parity)

35

GND

Ground

36

GND

Ground

37

GND

Ground

38

TMPWR

Termination Power

39

GND

Ground

40

GND

Ground

41

/ATN

Attention

42

n/c

-

Not connected

43

/BSY

Busy

44

/ACK

Acknowledge

45

/RST

Reset

46

/MSG

Message

47

/SEL

Select

48

/C/D

Control/Data

49

/REQ

Request

50

/I/O

Input/Output