How simulate Modbus master-slave Communication on PC.

Mod-bus Poll
Mod-bus Poll is a Mod-bus master simulator designed primarily to help developers of Mod-bus slave devices or others that want to test and simulate the Mod-bus protocol. With the multiple document

Modbus Poll:
https://www.drive.google.com/file/d/
1sxKHZAOOpT13n9K9EvfjS2WVL6wvFXK9
/view?usp=sharing

Slave Simulator:
https://drive.google.com/file/d/
1UjRl9mF6eYnwgOnYTcXabVTQc29LQ0Jt
/view?usp=sharing

Virtual Port:
https://drive.google.com/file/
d/17VXenFXvaQfd6_lJsnW2k_DRE6FcvJQc
/view?usp=sharing

or Folder
https://drive.google.com/drive/folders/
1coRtuGhc5QDvhL1KbV9Ry6lj9ioHVDdi?usp=sharing

interface you can monitor several Mod-bus slaves and/or data areas at the same time. For each window you simply specify the Mod-bus slave ID, function, address, size and poll rate. You can read and write registers and coils from any window. If you want to change a single register, simply double click the value. Or you can change multiple registers/coils. Multiple data formats such as float, double and long with word order swapping are available.

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For USA Contents:

This channel may use some copyrighted materials without specific authorization of the owner but the contents used here fall under the “Fair Use”
Copyright Disclaimer under Section 107 of the Copyright Act 1976, allowance is made for "fair use" for purposes such as criticism, comment, news reporting, teaching, scholarship, and research. Fair use is a use permitted by copyright statute that might otherwise be infringing. Non-profit, educational, or personal use tips the balance in favor of fair use.
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