RevPi Connect to RS232

Topics about the Hardware of Revolution Pi
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bsnyder
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Joined: 16 Apr 2020, 23:34

RevPi Connect to RS232

Post by bsnyder »

I need to communicate with an RS-232 device from a RevPi. I know that the gateway exists (https://www.kunbus.com/serial-rx-gateway-module.html), but I'm wondering if it's possible to use the RS-485 port on the RevPi along with something like this converter (https://www.serialcomm.com/serial_rs232 ... _info.aspx) to establish that connection.
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dirk
KUNBUS
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Joined: 15 Dec 2016, 13:19

Re: RevPi Connect to RS232

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ivan.chonin@axbul.bg
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Joined: 28 Oct 2020, 09:36

Re: RevPi Connect to RS232

Post by ivan.chonin@axbul.bg »

Hello,

I need to read 2 devices sending data from RS232. what is the proper way to do it? Does the mentioned device can read 2 Rs232 ports? Is there a specific module that can hadle this job?
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nicolaiB
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Re: RevPi Connect to RS232

Post by nicolaiB »

Hi Ivan,

the linked USB to serial adapter supports up to two RS232 connections, so you should be fine with your use case.

Nicolai
ivan.chonin@axbul.bg
Posts: 44
Joined: 28 Oct 2020, 09:36

Re: RevPi Connect to RS232

Post by ivan.chonin@axbul.bg »

Can you share an information how exactly to read this unit with USB from Codesys ?
I alo investigate the possibility to read trough LAN - https://www.wiznet.io/product-item/wiz750sr-110/
Does somebody have an experience with reading such devices form Codesys?
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