SCSI External Centronics 50 (Differential)

From HwB

Pinout

Cent50f.png

50 PIN CENTRONICS FEMALE at the controller & devices.

Cent50m.png

50 PIN CENTRONICS MALE at the cable.

Pin Name Dir Description
01 GND Arrow.png Ground
02 +DB0 Arrowlr.png +Data Bus 0
03 +DB1 Arrowlr.png +Data Bus 1
04 +DB2 Arrowlr.png +Data Bus 2
05 +DB3 Arrowlr.png +Data Bus 3
06 +DB4 Arrowlr.png +Data Bus 4
07 +DB5 Arrowlr.png +Data Bus 5
08 +DB6 Arrowlr.png +Data Bus 6
09 +DB7 Arrowlr.png +Data Bus 7
10 +DBP Arrowlr.png +Data Bus Parity (odd Parity)
11 DIFFSENS  ?  ???
12 res - Reserved
13 TERMPWR Arrowlr.png Termination Power
14 res - Reserved
15 +ATN Arrowl.png +Attention
16 GND Arrow.png Ground
17 +BSY Arrowlr.png +Bus is busy
18 +ACK Arrowl.png +Acknowledge
19 +RST Arrowlr.png +Reset
20 +MSG Arrowr.png +Message
21 +SEL Arrowlr.png +Select
22 +C/D Arrowr.png +Control or Data
23 +REQ Arrowr.png +Request
24 +I/O Arrowr.png +In/Out
25 GND Arrow.png Ground
26 GND Arrow.png Ground
27 -DB0 Arrowlr.png -Data Bus 0
28 -DB1 Arrowlr.png -Data Bus 1
29 -DB2 Arrowlr.png -Data Bus 2
30 -DB3 Arrowlr.png -Data Bus 3
31 -DB4 Arrowlr.png -Data Bus 4
32 -DB5 Arrowlr.png -Data Bus 5
33 -DB6 Arrowlr.png -Data Bus 6
34 -DB7 Arrowlr.png -Data Bus Parity7
35 -DBP Arrowlr.png -Data Bus Parity (odd Parity)
36 GND Arrow.png Ground
37 res - Reserved
38 TERMPWR Arrowlr.png Termination Power
39 res - Reserved
40 -ATN Arrowl.png -Attention
41 GND Arrow.png Ground
42 -BSY Arrowlr.png -Bus is busy
43 -ACK Arrowl.png -Acknowledge
44 -RST Arrowlr.png -Reset
45 -MSG Arrowr.png -Message
46 -SEL Arrowlr.png -Select
47 -C/D Arrowr.png -Control or Data
48 -REQ Arrowr.png -Request
49 -I/O Arrowr.png -In/Out
50 GND Arrow.png Ground

Note: Direction is Device relative Bus (other Devices).

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