Распиновка разъема SCSI External Centronics 50 (Differential) Connector

Распиновка, расположение выводов и внешний вид устройства хранения данных:

SCSI External Centronics 50 (Differential)

 (at the controller & devices)
 (at the cable)

50 PIN CENTRONICS FEMALE at the controller & devices.
50 PIN CENTRONICS MALE at the cable.

Pin
Name
Dir
Description

01
GND

Ground

02
+DB0

+Data Bus 0

03
+DB1

+Data Bus 1

04
+DB2

+Data Bus 2

05
+DB3

+Data Bus 3

06
+DB4

+Data Bus 4

07
+DB5

+Data Bus 5

08
+DB6

+Data Bus 6

09
+DB7

+Data Bus 7

10
+DBP

+Data Bus Parity (odd Parity)

11
DIFFSENS
?
???

12
res

Reserved

13
TERMPWR

Termination Power

14
res

Reserved

15
+ATN

+Attention

16
GND

Ground

17
+BSY

+Bus is busy

18
+ACK

+Acknowledge

19
+RST

+Reset

20
+MSG

+Message

21
+SEL

+Select

22
+C/D

+Control or Data

23
+REQ

+Request

24
+I/O

+In/Out

25
GND

Ground

26
GND

Ground

27
-DB0

-Data Bus 0

28
-DB1

-Data Bus 1

29
-DB2

-Data Bus 2

30
-DB3

-Data Bus 3

31
-DB4

-Data Bus 4

32
-DB5

-Data Bus 5

33
-DB6

-Data Bus 6

34
-DB7

-Data Bus Parity7

35
-DBP

-Data Bus Parity (odd Parity)

36
GND

Ground

37
res

Reserved

38
TERMPWR

Termination Power

39
res

Reserved

40
-ATN

-Attention

41
GND

Ground

42
-BSY

-Bus is busy

43
-ACK

-Acknowledge

44
-RST

-Reset

45
-MSG

-Message

46
-SEL

-Select

47
-C/D

-Control or Data

48
-REQ

-Request

49
-I/O

-In/Out

50
GND

Ground


Note: Direction is Device relative Bus (other Devices).

Contributor:

Joakim Цgren,
Karsten Wenke

Source:

?

Copyright © The Hardware Book Team 1996-2004.
May be copied and redistributed, partially or in whole, as appropriate.

Document last modified: 2002-01-10

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