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: http://www.arcetri.astro.it/irlab/doc/library/hwbook/connector/storage/scsiinternal.html
Дата изменения: Sat Jul 7 01:01:31 2001 Дата индексирования: Sat Dec 22 15:40:38 2007 Кодировка: Поисковые слова: п п п п |
SCSI=Small Computer System Interface.
Based on an original design by Shugart Associates. SCSI was
ratified in 1986.
(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 |
---|---|---|---|
2 | DB0 | ![]() |
Data Bus 0 |
4 | DB1 | ![]() |
Data Bus 1 |
6 | DB2 | ![]() |
Data Bus 2 |
8 | DB3 | ![]() |
Data Bus 3 |
10 | DB4 | ![]() |
Data Bus 4 |
12 | DB5 | ![]() |
Data Bus 5 |
14 | DB6 | ![]() |
Data Bus 6 |
16 | DB7 | ![]() |
Data Bus 7 |
18 | PARITY | ![]() |
Data Parity (odd Parity) |
20 | GND | ![]() |
Ground |
22 | GND | ![]() |
Ground |
24 | GND | ![]() |
Ground |
26 | TMPWR | ![]() |
Termination Power |
28 | GND | ![]() |
Ground |
30 | GND | ![]() |
Ground |
32 | /ATN | ![]() |
Attention |
34 | GND | ![]() |
Ground |
36 | /BSY | ![]() |
Busy |
38 | /ACK | ![]() |
Acknowledge |
40 | /RST | ![]() |
Reset |
42 | /MSG | ![]() |
Message |
44 | /SEL | ![]() |
Select |
46 | /C/D | ![]() |
Control/Data |
48 | /REQ | ![]() |
Request |
50 | /I/O | ![]() |
Input/Output |
Note: Direction is Device relative Bus (other Devices).
All odd-numbered pins, except pin 25, are connected to ground. Pin 25 is left open.
Contributor: Joakim жgren
Source:
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Copyright © The Hardware Book Team 1996-2001.
May be copied and redistributed, partially or in whole, as appropriate.
Document last modified: 2001-06-07