Modbus RTU Master With Arduino in 5 Minutes Part 1

Introduction: Modbus RTU Master With Arduino in 5 Minutes Part 1

About: Share - Learn - Makers. Projects, Articles, #automation, #PLC, #Arduino, #IoT and More PDAControl

I start with the following question Arduino can be used in industrial aplicaiones? of course, using a common protocol used in the industry called Modbus Serial RTU in this case configured as Master.

MODBUS communication is done by sending the value of A0 (ADC0) 10 modbus records using a potentiometer 100k variation is performed.

Has implemented the library created by smarmengol, I have made changes to make reading and writing 10 registers 10 records.

More info:
Blog PDAControl English

Blog PDAControl Español

Teacher Notes

Teachers! Did you use this instructable in your classroom?
Add a Teacher Note to share how you incorporated it into your lesson.

Step 1: Components and Materials Required for Testing

Components and materials required for testing

It was used PyModSlaveQt simulator. created in python for debugging registers and oled display is used to view the variation in the value of the registers.

Step 2: Test Complete

Be the First to Share


    • Raspberry Pi Contest 2020

      Raspberry Pi Contest 2020
    • Wearables Contest

      Wearables Contest
    • Fix It Contest

      Fix It Contest