Table A.5 External SCSI Connector J3

Signal Name

Pin

Signal Name

Pin

 

 

 

 

SD12+

1

SD12

35

 

 

 

 

SD13+

2

SD13

36

 

 

 

 

SD14+

3

SD14

37

 

 

 

 

SD15+

4

SD15

38

 

 

 

 

SDP1+

5

SDP1

39

 

 

 

 

SD00+

6

SD00

40

 

 

 

 

SD01+

7

SD01

41

 

 

 

 

SD02+

8

SD02

42

 

 

 

 

SD03+

9

SD03

43

 

 

 

 

SD04+

10

SD04

44

 

 

 

 

SD05+

11

SD05

45

 

 

 

 

SD06+

12

SD06

46

 

 

 

 

SD07+

13

SD07

47

 

 

 

 

SDP0+

14

SDP0

48

 

 

 

 

GND

15

GND

49

 

 

 

 

DIFFSENS

16

J3_SENS

50

 

 

 

 

TERMPWR

17

TERMPWR

51

 

 

 

 

TERMPWR

18

TERMPWR

52

 

 

 

 

N/C

19

N/C

53

 

 

 

 

GND

20

GND

54

 

 

 

 

SATN+

21

SATN

55

 

 

 

 

GND

22

GND

56

 

 

 

 

SBSY+

23

SBSY

57

 

 

 

 

SACK+

24

SACK

58

 

 

 

 

SRST+

25

SRST

59

 

 

 

 

SMSG+

26

SMSG

60

 

 

 

 

SSEL+

27

SSEL

61

 

 

 

 

SCD+

28

SCD

62

 

 

 

 

SREQ+

29

SREQ

63

 

 

 

 

SIO+

30

SIO

64

 

 

 

 

SD08+

31

SD08

65

 

 

 

 

SD09+

32

SD09

66

 

 

 

 

SD10+

33

SD10

67

 

 

 

 

SD11+

34

SD11

68

 

 

 

 

Note: When operated in the SE mode, all signals with the + suffix are clamped to ground.

Operational Environment

A-9

Page 71
Image 71
LSI SYM8953U manual Table A.5 External Scsi Connector J3