Author:Peng Zhao (Founder of Zhici Fang and Co-founder of Yunhe Capital)IoT Think Tank Original This is my 376th column article. We seem to be on the verge of a scene where, on a certain night, a drone is buzzing in the sky, its camera precisely locking onto the mechanical vibration anomalies of the main control … Read more
Three new modules from Hezhao: Air780EHM, Air780EHV, Air780EGH offer features such as abundant resources, comprehensive audio capabilities, and integrated communication and positioning, providing a new low-power solution for industry applications. Engineers in the community often ask: When will there be supporting boards available? The previous Air780EPM development board was too large; we want something smaller! … Read more
Author:Peng Zhao (Founder of Zhici Fang and Co-founder of Yunhe Capital)IoT Think Tank Original This is my 376th column article. We seem to be on the verge of a scene where, on a certain night, a drone is flying low, its camera precisely locking onto the mechanical vibrations of the main control pump room. Meanwhile, … Read more
1. Connecting ESP32 to the Network Before performing MQTT communication, the ESP32 needs to connect to a WiFi network. Below is the code to connect to WiFi: import network import time def connect_wifi(ssid, password): # Create WiFi client interface wlan = network.WLAN(network.STA_IF) wlan.active(True) # Check if already connected if not wlan.isconnected(): print('Connecting to network…') wlan.connect(ssid, … Read more
1.1What is MQTT MQTT (Message Queuing Telemetry Transport) is a lightweight messaging protocol based on the publish/subscribe model. It is built on top of the TCP/IP protocol and was released by IBM in 1999, with the latest version being v3.1.1. The greatest advantage of MQTT is its ability to provide real-time and reliable messaging services … Read more
Detailed Explanation of MQTT Message Structure and Python Reading Methods Introduction In the field of the Internet of Things (IoT), the MQTT (Message Queuing Telemetry Transport) protocol is favored for its lightweight and efficient nature. This article will provide a detailed analysis of the composition of MQTT messages and introduce how to read MQTT message … Read more
[Image] This concludes the technical sharing regarding MQTT. Future updates on the latest developments related to MQTT will be provided periodically. If there are any aspects of MQTT that have not been thoroughly covered or if you have better suggestions, please feel free to leave a comment. We will normally supplement the content based on … Read more
Scan to FollowLearn Embedded Together, learn and grow together Overview 1.1 What is MQTT MQTT (Message Queuing Telemetry Transport) is a lightweight publish/subscribe messaging protocol, developed by Andy Stanford-Clark of IBM and Arlen Nipper of Arcom in 1999, specifically designed for low bandwidth, high latency, or unstable network environments. 1.2 Features Lightweight: The protocol header … Read more
Software Name: MQTT Explorer & MQTTX Software Language: Simplified Chinese Software Size: 71M System Requirements: Windows 10 or higher, 64-bit operating system. Hardware Requirements: CPU @2+GHz, RAM @4G or higher Download Link: Follow the public account and send the keyword “MQTT” in the chat box In the rapidly evolving era of the Internet of Things … Read more
On June 17, 2025, during the 23rd International Internet of Things Exhibition (Shanghai), the China IoT Enterprises Going Global and Innovation Development Summit and the “IoT Star” Award Ceremony were grandly held in Shanghai. Liu Yang, Deputy Director of the Industrial Internet and IoT Research Institute of the China Academy of Information and Communications Technology … Read more