Modbus RTU Master With Arduino Via RS232
by Jhon_Control in Circuits > Arduino
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Modbus RTU Master With Arduino Via RS232
In the previous test, performs the communication between Arduino Mega 2560 and a Modbus simulator slave THROUGH the USB port that commonly have our arduino, in this case we will test with an Arduino as Master Modbus but via RS-232 with our PC - simulator modbus slave.
More info:
Blog PDAControl English
Modbus Master Arduino Test Part 1
Arduino simple test via Modbus RTU Master to the PC via USB
Components and materials required for testing
MAX232
MAX232 is used, voltage converter TTL to RS232
Final Test
More INFO:
Blog PDAControl English
Blog PDAControl Español
Instructables
https://www.instructables.com/id/Modbus-RTU-Master...
Github
https://github.com/JhonControl/Arduino_Modbus_Mas...
Thanks to the creator of the library smarmengol.
Gracias al creador de la libreria smarmengol.