Technical

Tips, Tricks and Technical Information

RS-422 Splitter Cable

rs422 When working with RS-422 protocols (Sony 422, Odetics, Pioneer, VDCP, etc) it is often useful to directly monitor the incoming, return or both serial streams. This is a cable that can be built to use two RS-422 ports to monitor one or both streams.

RS422C Pin	Purpose	Passthrough Pin	Split CMD	Split RTN
1	Frame Ground	1	1	1
2	TD A -, Receive A Minus	2	N/C	8
3	RD B +, Transmit B Plus	3	7	N/C
4	Transmit Common	4	N/C	N/C
5	N/C	N/C	N/C	N/C
6	Receive Common	6	N/C	N/C
7	TD B +, Receive B Plus	7	N/C	3
8	RD A -, Transmit A Minus	8	2	N/C
9	Frame Ground	9	9	9

RS-422 Splitter Wiring

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Trademarks, Registered Trademarks, and Copyrights

Drastic Technologies, Ltd. – trademarks specified here.
Iteris, Inc. - Odetics is a registered trademark of Iteris, Inc.
Pioneer Corporation - Pioneer is a registered trademark of Pioneer Corporation
Sony Corporation – Sony, Sony DVD Architect, DVD, and Vegas are trademarks of Sony Corporation and/or its affiliates.
All other trademarks are the property of their respective owners.

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