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50 pin Amphenol female connector layout
Разъем 50 pin Amphenol female
at the controller & devices
use RJ-21 (or RJ21) registered jack standard connector, also known as a 50-pin telco connector, or an Amphenol connector.
Pin Name Dir Description
1-25 GND --- Ground
26 DB0 <-> Data Bus 0
27 DB1 <-> Data Bus 1
28 DB2 <-> Data Bus 2
29 DB3 <-> Data Bus 3
30 DB4 <-> Data Bus 4
31 DB5 <-> Data Bus 5
32 DB6 <-> Data Bus 6
33 DB7 <-> Data Bus 7
34 PARITY <-> Data Parity (odd Parity)
35 GND --- Ground
36 GND --- Ground
37 GND --- Ground
38 TMPWR <-> Termination Power
39 GND --- Ground
40 GND --- Ground
41 /ATN <-- Attention
42 n/c - Not connected
43 /BSY <-> Busy
44 /ACK <-- Acknowledge
45 /RST <-> Reset
46 /MSG --> Message
47 /SEL <-> Select
48 /C/D --> Control/Data
49 /REQ --> Request
50 /I/O --> Input/Output
Note: Direction is Device relative Bus (other Devices)
 
According to SCSI-II X3T9.2/86-109 rev 10h 11Nov91, 12,14,37&39 are RESERVED, 13 is OPEN and 42 is GROUND. 
50 pin Amphenol male connector layout
Разъем 50 pin Amphenol male
at the cable
Статус распиновки: +1 -1
На распиновку SCSI Centronics 50 pin (Single-ended) есть 3 отзыв(а): 1 положительных и 1 отрицательных.

Эта распиновка
1 сопутствующих распиновок
Нет DIY устройств
Источник(и) этой и дополнительной информации: Hardware Book
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