As the saying goes, to shoot a person, first shoot the horse; to capture a thief, first capture the king. The best way to solve EMC issues is to establish EMC rules for the PCBA. The following are my personal insights for reference! 1. Layer Configuration 1.1 Is the number of layers set reasonably? 1.1.1 … Read more
Abstract This article discusses the definition of EMC, testing methods for microcontroller application systems, the application of new EMC devices and materials, and troubleshooting techniques. Anyone involved in the research, development, production, or supply of electronic products must conduct EMC electromagnetic compatibility testing. Introduction EMC, or Electromagnetic Compatibility, refers to the ability of a device … Read more
01 Core Standards: Technical Requirements and Testing Framework GB/T 9813.1-2016 focuses on “functionality, reliability, and safety,” clearly defining the mandatory and optional testing items for desktop computers, which include: Basic Performance: CPU computing power, memory read/write speed, hard disk storage performance (e.g., SSD random IOPS); Structure and Appearance: Shell materials (e.g., impact resistance of metal/plastic), … Read more
For beginners, electromagnetic interference (EMI) in microcontroller circuit design may not be a primary concern, but for an electronic engineer, the implications are significant. It not only affects the microcontroller’s ability and accuracy in control but also impacts the company’s competitiveness in the industry. We primarily address EMI design from both hardware and software perspectives. … Read more
As a major consumer market for electronic products, Japan has a strict regulatory framework for wireless communication devices. Bluetooth headsets entering the Japanese market must pass the Radio Law Certification, which is an important system to ensure the compliant use of radio equipment. This article will systematically analyze the core points of Japan’s Radio Law … Read more
What Skills Should Be Learned in Microcontroller Development? Specialized Skills Required in Different Industries Microcontroller development has different focuses in various industries. In addition to basic skills, it is necessary to learn industry-specific knowledge to meet actual demands. In the industrial control field, one must learn anti-interference and bus technology. It is essential to master … Read more
▌AbstractThis article discusses the definition of EMC, testing methods for EMC in microcontroller application systems, the application of new devices and materials for EMC, and troubleshooting techniques. Anyone involved in the research, development, production, or supply of electronic products must conduct EMC electromagnetic compatibility testing.▌IntroductionElectromagnetic Compatibility (EMC) refers to the ability of a device or … Read more
For engineers engaged in the design of microcontroller application systems (both hardware and software), mastering certain EMC testing techniques is essential. 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 to any devices in that environment.It includes two … Read more
MIPI (Mobile Industry Processor Interface) is a standard defined for mobile devices such as smartphones, tablets, laptops, and hybrid devices. Its commonly used physical (PHY) layers are MIPI D-PHY and C-PHY. MIPI D-PHY: It is more commonly used in smartphone cameras and displays due to its flexibility, high speed, low power consumption, and low cost. … Read more
