Real-Time Communication

How EtherCAT and ROS2 Collaborate to Build the ‘Cerebellum’ and ‘Brain’ of Intelligent Robots

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How EtherCAT and ROS2 Collaborate to Build the 'Cerebellum' and 'Brain' of Intelligent Robots

Abstract In the wave of modern industrial automation and humanoid robotics technology, an efficient, reliable, and coordinated communication system is as crucial as a biological nervous system. This article will delve into how to construct the ‘cerebellum’ and ‘brain’ of intelligent robots through the collaboration of EtherCAT (Real-time Industrial Ethernet) and ROS2 (Robot Operating System … Read more

IXWebSocket: An Open Source C++ Library for WebSocket Development

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IXWebSocket is a WebSocket library specifically designed for C++, used to build client and server applications. It is lightweight, does not depend on the Boost library, and provides all the features needed for WebSocket development, such as SSL encryption and compression. Since 2017, it has handled massive real-time messages in large mobile video games. Additionally, … Read more

The Dialogue of the Internet: A Deep Dive into HTTP and WebSocket

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In our daily web surfing, we rarely think about how browsers communicate with servers. This “dialogue” follows strict protocols, with HTTP and WebSocket being two of the most common “communication methods.” Today, we will delve into their differences and application scenarios. Basic Concepts: What are HTTP and WebSocket? HTTP (Hypertext Transfer Protocol) is the most … Read more

In-Depth Analysis of the Bluetooth ISO Layer: The Foundation of Reliable and Efficient Wireless Communication

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In the complex protocol stack of Bluetooth technology, the ISO (Isochronous) layer, introduced as a core component in Bluetooth Low Energy (BLE) version 5.2, is specifically designed to address the demands for real-time, synchronized, and reliable data transmission. It fills the capability gap of traditional Bluetooth protocols in isochronous data flow scenarios (such as audio … Read more

Practical aiohttp WebSocket: Performance Optimization Secrets for Real-Time Communication

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Practical aiohttp WebSocket: Performance Optimization Secrets for Real-Time Communication

WebSocket plays an increasingly important role in modern web development, especially in scenarios requiring real-time communication. As a leading asynchronous web framework in Python, aiohttp performs exceptionally well in handling WebSocket connections. Today, we will delve into how to build high-performance WebSocket applications with aiohttp, from basic setup to performance tuning, step by step creating … Read more

Choosing Real-Time Communication Solutions for Front-End: Best Practices for MQTT and EventSource in Different Business Scenarios

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Choosing Real-Time Communication Solutions for Front-End: Best Practices for MQTT and EventSource in Different Business Scenarios

Click to follow and stay on track — a public account that shares only valuable content in the low-code world In front-end development, real-time communication is one of the core capabilities for building highly interactive applications. From smart device monitoring to real-time news push, different business scenarios have distinctly different requirements for communication reliability, bandwidth … Read more

Learning PLC from Scratch (9) — Communication Interface Modules of PLC

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Learning PLC from Scratch (9) — Communication Interface Modules of PLC

This section begins to introduce the communication interface modules of PLC. PLC Communication Interface Module — The “Phone and Network” of the System 1. What is the purpose of the communication module? In simple terms: Imagine the PLC as a commander of a factory, which needs to “call” or “send WeChat messages” to other devices … Read more

Using Streamable HTTP for Real-Time AI Tool Interaction with MCP

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Using Streamable HTTP for Real-Time AI Tool Interaction with MCP

Word count: 3443, reading time approximately 18 minutes The Model Context Protocol (MCP) utilizes streamable HTTP to transmit data in real-time over the web, enabling AI agents to interact with web services. It employs a single endpoint and Server-Sent Events (SSE), simplifying implementation while maintaining compatibility with existing web infrastructure, thereby enhancing reliability and efficiency. … Read more

QT C++ Practical Guide: Real-Time Communication Host Development

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QT C++ Practical Guide: Real-Time Communication Host Development

A detailed implementation plan for developing a high-performance real-time communication host, covering multiple communication interfaces, real-time data acquisition and storage, data waveform visualization, and low-latency optimization. 1. System Architecture Design Utilizing layered architecture + plugin design, the core modules are decoupled, supporting rapid expansion of new communication interfaces. The architecture diagram is as follows: ┌───────────────────────┐ … Read more

Mailbox in SoC: Key Technology for Autonomous Driving Chips

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Mailbox in SoC: Key Technology for Autonomous Driving Chips

Table of Contents 1. Can chips send emails? What is Mailbox? 2. Technical principles and implementation of Mailbox in chips 3. Role in autonomous driving 4. Conclusion Figure: A typical Mailbox, sourced from the internet 1. Can chips send emails? What is Mailbox? Modules within a chip do not actually send letters to each other. … Read more