Pymate-Modbus-basic: Difference between revisions

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{{PYMATE-HEADER}}
{{PYMATE-HEADER}}


The RS485 bus can be reached on A+, B- terminals.
 
Modbus is a standardized protocol over serial bus. The half-duplex RS485 bus can be used for Modbus transmission.


[[File:Pymate-Core-RS485.jpg|480px]]
[[File:Pymate-Core-RS485.jpg|480px]]


This is an '''HALF-DUPLEX''' RS485 implementation using only 2 wires.
The Modbus over RS485 bus is available on the A+, B- terminals.
 
{{dbox-orange| Is is not possible to used '''Modbus over RS485''' and '''Direct RS485''' handling at the same time. }}


{{PYMATE-TRAILER}}
{{PYMATE-TRAILER}}

Revision as of 18:50, 25 May 2026


Modbus is a standardized protocol over serial bus. The half-duplex RS485 bus can be used for Modbus transmission.

Pymate-Core-RS485.jpg

The Modbus over RS485 bus is available on the A+, B- terminals.

Is is not possible to used Modbus over RS485 and Direct RS485 handling at the same time.

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