IBM Dock I Manual De Usuario
Pin
I/O
Signal
Pin
I/O
Signal
17
N/A
GND
47
N/A
GND
18
I/O
SCSI PARITY
48
O
REQ
19
N/A
GND
49
N/A
GND
20
N/A
GND
50
I/O
I/O
21
N/A
GND
51
N/A
GND
22
N/A
GND
52
(Open)
23
N/A
GND
53
(Open)
24
N/A
GND
54
(Open)
25
(Open)
55
(Open)
26
N/A
TERMPWR
56
(Open)
27
N/A
GND
57
(Open)
28
N/A
GND
58
(Open)
29
N/A
GND
59
(Open)
30
N/A
GND
60
(Open)
Internal SCSI Connector
The internal SCSI connector (50-pin) is used to connect the SCSI bus
to an external SCSI device or subsystem. The pin assignments of
the 50-pin connector are shown below.
to an external SCSI device or subsystem. The pin assignments of
the 50-pin connector are shown below.
2
1
5 0
4 9
2 5
2 6
Pin
I/O
Signal
Pin
I/O
Signal
1
N/A
GND
26
N/A
TERMPWR
2
I/O
SCSIDATA (0)
27
N/A
GND
3
N/A
GND
28
N/A
GND
4
I/O
SCSIDATA (1)
29
N/A
GND
5
N/A
GND
30
N/A
GND
6
I/O
SCSIDATA (2)
31
N/A
GND
7
N/A
GND
32
I/O
ATN
8
I/O
SCSIDATA (3)
33
N/A
GND
9
N/A
GND
34
N/A
GND
10
I/O
SCSIDATA (4)
35
N/A
GND
11
N/A
GND
36
I/O
BSY
12
I/O
SCSIDATA (5)
37
N/A
GND
13
N/A
GND
38
I/O
ACK
14
I/O
SCSIDATA (6)
39
N/A
GND
Appendix B. SCSI Information
B-3
Title: C74AMST CreationDate: 06/23/93 17:09:07