Follow,Star Public Account to not miss exciting content Source: Embedded Miscellaneous Although my practical development experience with Linux is still limited, I am aware that there are several methods for inter-process communication: pipes, message queues, shared memory, sockets, etc. In a certain project, MQTT was used as the method for inter-process communication, which felt quite … Read more
Introduction to MQTT: Practical Implementation 1. Overview of MQTT MQTT (Message Queuing Telemetry Transport) is a lightweight and efficient messaging protocol based on a publish-subscribe model, particularly suitable for Internet of Things (IoT) scenarios. Its operation is based on several core concepts: Broker: The core component of MQTT, acting as a message relay, is responsible … Read more
Note: Please be aware that there is a resource download method at the end of the article. Download and save it as soon as possible to avoid deletion! Setting Up Your Own MQTT Server Hello! Today, we will discuss how to set up your own MQTT server. If you are interested in the Internet of … Read more
Introduction Here we will do two things: 1) Compile the C version libraries of two open-source projects, paho.mqtt and mosquitto (the mosquitto library will not be used) 2) Compile the library that depends on paho.mqtt and write examples + mosquitto server. Host Platform: Ubuntu 16.04 ARM Platform: s5p6818 SSL: openssl-1.0.2t MQTT Client: paho.mqtt.c Now we … Read more
What is the Internet of Things Internet of Things (IoT) refers to a network system that utilizes various sensors, devices, and objects to achieve interconnection and control through internet technology. With the continuous improvement of basic communication infrastructure, especially with the advent of 5G, the threshold and cost for connecting everything will gradually penetrate more … Read more
Hello everyone, this article introduces the MQTT protocol and how to use the MQTT client and develop it in the OpenWrt system, along with relevant example code. Introduction to MQTT MQTT (Message Queuing Telemetry Transport) is a lightweight communication protocol designed for transmitting messages in low bandwidth and unstable network environments. It was originally developed … Read more
Introduction The previous article shared: “A Simple Understanding of MQTT and Mosquitto”, which only covered some concepts of MQTT and an introduction to Mosquitto. Then readers urged for more: In this article, we will share an example of using MQTT for inter-process communication. We will modify the comprehensive demo from the previous article “Examples of … Read more
MQTT is a lightweight messaging protocol widely used in the Internet of Things (IoT) and embedded systems. It adopts a publish/subscribe model, allowing devices to efficiently exchange messages. Below is a comprehensive explanation of the MQTT protocol’s application and implementation in embedded systems. Overview of MQTT Protocol · Lightweight: MQTT is designed for low overhead, … Read more
Introduction MQTT (Message Queuing Telemetry Transport) is a lightweight communication protocol based on the publish/subscribe model, specifically designed for low bandwidth, unreliable, or high-latency network environments. It was released by IBM in 1999 and is suitable for connecting remote devices, particularly Internet of Things (IoT) devices. MQTT provides real-time, reliable message transmission services by reducing … Read more
#Long press the image to scan the QR code and participate in the OSC Year-End Gala# Original Text:Diving Into MQTT Link:https://dzone.com/articles/mqtt-protocol-tutorial Translators:douxingxiang, wnull, xufuji456, 无若, Robbie_Zhu The MQTT protocol is a machine-to-machine (M2M) protocol that is widely used in the IoT (Internet of Things). It is a message-oriented protocol. For this reason, it is very … Read more