Wednesday, 5 April 2023

Tutorial : EXCEL to MQTT - VB WinForm

 How to publish data from Excel file to MQTT, and write back data from MQTT to Excel file


Part 1 : Create VB project, Read & Write Excel file



Part 2 : MQTT publish and subscribe, Testing



We will use :

+ Miqottt.com as MQTT broker

+ WPS Office spreadsheet to create Excel (xlsx) file

+ Visual Studio 2022

+ MQTT Explorer

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