piclist 1998\03\23\154035a >
Thread: Grounding problems
face BY : Michael Hagberg email (remove spam text)

noiSe, maybe you should look at either opto-isolate the comm lines or use a
RS485 that uses differential voltages to read the signal.


{Original Message removed}
<009201bd5699$4347b5c0$62e213d0@michael> 7bit

See also: www.piclist.com/techref/index.htm?key=grounding+problems
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Subject (change) Grounding problems

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