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Author Topic: Noise RS485  (Read 15099 times)

Milazzo

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Noise RS485
« on: February 19, 2018, 01:29:49 pm »
Hi everyone
I have a problem!
In one bus RS485 using Driver MAX485 and USB to RS485 in the topology for comunications PC-------Microcontroller,
but...
in this bus the problem is noise.
do you help me please?
one track our your tips please
How to reduce noise?
as a programmer?
as electronic?

thx for you time
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Jan Axelson

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Re: Noise RS485
« Reply #1 on: February 19, 2018, 02:21:43 pm »
Providers of RS-485 interface chips have many application notes dealing with circuit design and noise. Try Maxim and TI. Also see:

http://janaxelson.com/serport.htm#articles
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