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Part 12: W55RP20-EVB-MKR MicroPython Hands-on (12): MQTT Protocol Basic Communication Verification

This article is Part 12 of the WIZnet W55RP20 chip MicroPython tutorial series. It is written based on the latest official firmware;

ronpang

Published June 29, 2026

Original author: WIZnet HK

Part 12: W55RP20-EVB-MKR MicroPython Hands-on (12): MQTT Protocol Basic Communication Verification

Project description

Part 12: W55RP20-EVB-MKR MicroPython Hands-on (12): MQTT Protocol Basic Communication Verification This article is Part 12 of the WIZnet W55RP20 chip MicroPython tutorial series. It is written based on the latest official firmware; all code has been verified in practice and can be flashed and run directly. Copyright Notice: This article is an original technical article from WIZnet. Please indicate the source when reposting. In the previous hands-on tutorial, we completed the HTTP protocol and OneNET platform data upload to the cloud using the W55RP20 chip. This article focuses on the core…

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