Распиновка, расположение выводов и внешний вид устройства хранения данных:
SCSI Internal (Differential)
(at the controller & harddisk.)
(at the cable.)
50 PIN IDC MALE at the controller & harddisk.
50 PIN IDC FEMALE at the cable.
Pin
Name
Dir
Description
01
GND
Ground
02
GND
Ground
03
+DB0
+Data Bus 0
04
-DB0
-Data Bus 0
05
+DB1
+Data Bus 1
06
-DB1
-Data Bus 1
07
+DB2
+Data Bus 2
08
-DB2
-Data Bus 2
09
+DB3
+Data Bus 3
10
-DB3
-Data Bus 3
11
+DB4
+Data Bus 4
12
-DB4
-Data Bus 4
13
+DB5
+Data Bus 5
14
-DB5
-Data Bus 5
15
+DB6
+Data Bus 6
16
-DB6
-Data Bus 6
17
+DB7
+Data Bus 7
18
-DB7
-Data Bus Parity7
19
+DBP
+Data Bus Parity (odd Parity)
20
-DBP
-Data Bus Parity (odd Parity)
21
DIFFSENS
?
???
22
GND
Ground
23
res
—
Reserved
24
res
—
Reserved
25
TERMPWR
Termination Power
26
TERMPWR
Termination Power
27
res
—
Reserved
28
res
—
Reserved
29
+ATN
+Attention
30
-ATN
-Attention
31
GND
Ground
32
GND
Ground
33
+BSY
+Bus is busy
34
-BSY
-Bus is busy
35
+ACK
+Acknowledge
36
-ACK
-Acknowledge
37
+RST
+Reset
38
-RST
-Reset
39
+MSG
+Message
40
-MSG
-Message
41
+SEL
+Select
42
-SEL
-Select
43
+C/D
+Control or Data
44
-C/D
-Control or Data
45
+REQ
+Request
46
-REQ
-Request
47
+I/O
+In/Out
48
-I/O
-In/Out
49
GND
Ground
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