Pinouts of Connectors

SCSI External Centronics 50 (Differential) connector pinout

layout
schematic diagram

add this page to bookmarks

50 pin Amphenol FEMALE connector pin-out & layout
50 pin Amphenol FEMALE connector  at the controller & devices
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)

This information should be correct, but may be not. You can help us to improve this webpage!
You can confirm this document to be correct (be careful), or report an error in document (error may be described in the following webpage). Result of your submission will be used for calculating document status shown at the bottom of this page.
50 pin Amphenol MALE connector pin-outs & layouts
50 pin Amphenol MALE connector  at the cable
Pinouts.ru > Pinouts of different harddrives connectors >  Pinout of SCSI External Centronics 50 (Differential) connector and layout of 50 pin Amphenol FEMALE connector and 50 pin Amphenol MALE connector

Source(s): Hardware Book, Karsten Wenke
Document status: unknown
mark as erroneous!
mark as correct
0 report(s)
Click one of this links to change document status.
[Discuss at the forum] [Back to index] [Add new pinout]
[Report an error or update]
This information is maintained by pinouts.ru team and provided as a guideline only.
Efforts have been made to ensure it is correct, but it is the responsibility of the user
to verify the data is correct for their application.
58 hits since February 12, 2005