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This application note describes how to use the MAX4382 3- channel amplifier to build a low-cost, three-channel, three-pole, low-pass Sallen-Key filter powered by dual supplies . This circuit p...[Details]
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The interrupt system of 51 single-chip microcomputer is very important. When I was learning it a few times before, I couldn't tell the difference between external interrupt and timer interrupt and ho...[Details]
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Signal source is one of the four common electronic measuring instruments, the other three are: network analyzer, spectrum analyzer and oscilloscope. This article introduces the basic knowledge of...[Details]
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In recent years, the technology in the automotive industry has become more and more advanced and perfect. Major manufacturers have brought out the most cutting-edge technologies to compete in this eq...[Details]
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Electric bicycles are low-speed vehicles, and they are the first of their kind in China. The number of electric bicycles in China has reached nearly 300 million, and the annual output value exceeds 1...[Details]
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MediaTek announced today (12th) that it will make its latest terminal AI development platform "NeuroPilot" available to the public for the first time through the "2019 NASA Hackathon" competition. Th...[Details]
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The characteristic of switching power supplies is that they generate strong electromagnetic noise, which will cause great interference if not strictly controlled. The techniques described below help ...[Details]
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The magnetic field interference generated by the power transformer has always been a problem that has plagued the improvement of amplifier quality. The power transformer can interfere with the amplif...[Details]
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Samsung Electronics' foldable smartphone Galaxy Fold was re-launched in the United States on September 27. It was sold out the next day after it went on sale at Best Buy, an American chain electronic...[Details]
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First is the led header file, some of the libraries called are atomic. I just refer to it for infringement and deletion. #ifndef __LED_H #define __LED_H #include "sys.h" #define LED PCout(13) /...[Details]
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Eliminating the RCC quality list is a steelyard
RCC
power
supply The quality is difficult to control and the transformer technology is high, which leads to the poor quality ...[Details]
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September 17th news, according to foreign media reports, with strong market demand and tight chip supply in many fields such as automobiles and consumer electronics, the performance of semiconductor ...[Details]
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1. Assembly language preparation ----- Installation of editor RealView MDK Keil uVision 4.14 1. First, double-click the welcome interface of Keil u Vision 4.14 2. After next, the interface for a...[Details]
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At present, non-energy-saving lighting dimming mainly uses TRIAC dimmers (three-terminal bidirectional thyristors) for dimming, and TRIAC dimmers are also the most widely used dimmers. The working p...[Details]
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The third generation power semiconductor silicon carbide SiC has the characteristics of high withstand voltage level, fast switching speed and high temperature resistance, which can significantly i...[Details]
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