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1 Introduction
With the increasing application of switching power supplies in modern industrial society, the electromagnetic interference (EMI) problem generated by the PWM switching devices o...[Details]
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Compilation environment: I use (Keil) MDK4.7.2 STM32 library version: I use 3.5.0 1. This article does not give a detailed introduction to the basic knowledge of FLASH. Please refer to relevant ma...[Details]
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The inverter introduced here (see Figure 1) is mainly composed of MOS field effect tubes and ordinary power transformers. Its output power depends on the power of the MOS field effect tubes and the...[Details]
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Preface
In order to make cars smarter, intelligent networking and intelligent driving functions are emerging. Meeting these needs will bring severe tests to the traditional electronic and elec...[Details]
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Abstract: An anti-collision system for automobiles is designed and developed. Based on the ultrasonic principle, the anti-collision system transmits and receives ultrasonic signals, measures the t...[Details]
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Although electric cars are environmentally friendly and have lower travel costs than fuel-powered cars, due to the lack of density of charging stations and miscalculation of driving range, they may r...[Details]
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When considering topologies that use LED drivers to convert AC input voltage into a constant current source for LED loads, it is helpful to classify LED applications into three power levels: (1) Lo...[Details]
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Today, Meizu Technology’s official Weibo talked about 5G messaging, saying: China Mobile, China Telecom, and China Unicom, together with 11 partners, jointly released the 5G message white paper; Meiz...[Details]
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In the 90s, games started to spread across the computer world. I still remember the first time I played Wolfenstein 3D, the first 3D PC shooter. It was developed by IdSoftware in 1992 and was the p...[Details]
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James Ashe, Vice President of Precision Signal Path Products at National Semiconductor, said: "Generally, the development time of a sensor system takes several months, from selecting sensors, searchi...[Details]
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Introduction: serial peripheral interface Full-duplex three-wire synchronization, can send and receive serial data at the same time Adopts a master-slave (Master Slave) architecture and supports m...[Details]
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Special Chinese training on four major topics: LPWAN, Matter, Bluetooth and Wi-Fi, to help developers take IoT innovation to a new
level
With the rapid development of the Internet ...[Details]
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In some of our material tests, many are harmful substances. If we have contact problems when checking them, it may cause harm to our health. For example, when checking some checkpoints, there may be ...[Details]
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Summary of homemade AVR JTAG: Collect detailed information, understand its principle, and determine a production plan. Then make sure the circuit is accurate and learn to use related software.
The pi...[Details]
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1. Let’s first understand the flyback converter 1. Basic flyback circuit: 2. Working principle: The polarity of the primary and secondary windings of the transformer are opposite, which is proba...[Details]
RF/Wirelessly
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