Most designers in the robotics industry have encountered URDF files, and exporting URDF files is an essential skill for mechanical structure engineers in the robotics field. This article is divided into three parts to explain my method of exporting URDF files.First, there are various software plugins for automatic export. Currently, most robotic engineers use SolidWorks … Read more
（Image source: OCCT official website）The OpenCascade C# Wrapper is a tool that wraps OpenCascade technology C++ classes for use in C# applications, allowing them to be utilized within .NET applications. The C# interface reuses the C++ DLL, enabling C# to call C++ methods. Currently, the OCC C# Wrapper is a commercial paid module.Advantages of the … Read more
In ESP32 development, EMC (Electromagnetic Compatibility) testing is a key aspect to ensure that the device operates normally in an electromagnetic environment without causing interference to other devices. The following are EMC testing methods based on the characteristics of ESP32, international standards, and practical testing experience, covering testing categories, standards, processes, problem analysis, and optimization … Read more
An electronic engineer asked a senior in the military industry: “I heard that military-grade circuit boards are the most difficult, is that true?” To his surprise, the military expert replied: “Actually, it’s not that difficult; the key is to get EMC and EMI right.” This left the questioner astonished—”Isn’t it difficult to get EMC and … Read more
Computer-Aided Design (CAD) software is an essential tool for engineers, product designers, and anyone looking to turn their design ideas into reality. While professional-grade CAD software can cost hundreds or thousands of dollars each year, surprisingly powerful free versions and completely free products exist that are often as good as some paid programs. Free CAD … Read more
The ground plane and power plane are large conductive areas in PCB design with various purposes. The ground plane provides a common reference point for electrical signals and serves as a return path for current. The power plane transmits power voltage to various components on the circuit board, helping to evenly distribute power across the … Read more
WeChat Official Account:Electromagnetic Compatibility Home 01、Introduction For engineering technicians engaged in the design of microcontroller application systems (both hardware and software), mastering certain EMC testing techniques is essential. 02、About EMC EMC: Electromagnetic Compatibility, refers to the ability of a device or system to operate as required in its electromagnetic environment without causing intolerable electromagnetic interference … Read more
Hello everyone, I am Lao Liu, and I have been in the electrical automation industry for over 20 years. Today, I want to talk to you about PLC electrical CAD drawing. I remember when I first started, an experienced engineer told me: “Xiao Liu, as an engineer, your drawings are your face!” This is absolutely … Read more
Friends who often surf the internet must know that many cities’ public transportation systems have recently begun to gradually accept guide dogs. A widely circulated statistic is that as of 2017, there were only 116 guide dogs in the country, which is rarer than giant pandas, while the number of blind people needing guide dog … Read more
There is a company, whose subsidiary, Huakun Zhenyu, is deeply involved in the Huawei Ascend ecosystem, launching over 30 types of computing power products based on Ascend processors. The company has established a joint laboratory with Huawei HiSilicon, which is currently HiSilicon’s only 5G joint laboratory. Focusing on 5G technology, combined with AI, 8K and … Read more