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The typical circuit of a switching power supply made with UC3842 is shown in Figure 1. Overload and short circuit protection is generally achieved by connecting a resistor (R4) in series...[Details]

Various electrical control wiring diagrams, electronic component working principle diagrams, as well as thyristor rectifier circuits and negative feedback speed control device principles, etc. Ther...[Details]

Server power supply refers to the power supply (POWER) used on the server. Like PC (personal computer) power supply, it is a switching power supply. However, server power supply is used in relative...[Details]

A fire caused by an electric vehicle battery broke out on a cargo ship off the coast of southern Vietnam and lasted for several days, firefighters said on February 10. The carg...[Details]

1 Introduction The condenser heat transfer tube is the watershed between the steam side and the cooling water side in conventional thermal power plants and nuclear power plants. Since the ...[Details]

I have recently come into contact with the MPLABX integrated development environment, X16 and X8 compilers, which are very different from the previous PIC development environment. Here I will talk abo...[Details]

Data shows that in 2018, the 17th IPO Examination Committee of the China Securities Regulatory Commission reviewed 172 companies, rejected 59, and approved 111 (including 5 companies that passed afte...[Details]

ShenDi Semiconductor, a leading domestic provider of commercial MEMS gyroscope series inertial sensor chips, recently received a new round of financing, led by Hubble Technology Investment. This roun...[Details]

This article introduces the main features of SSL2101, block diagram, typical application circuit diagram and bill of materials (BOM) for 12W dimming LED driver circuit with input voltage of 230VAC ...[Details]

Abstract: Taking advantage of the intelligent program control characteristics of the single-chip microcomputer, a "diode characteristic tester" based on the STC89C52 single-chip microcomputer is de...[Details]

Europe's first open RAN antenna test center opens in March 2023 Microwave Vision Group (MVG), a leader in antenna measurement solutions, recently announced that Amphenol Antenna Solutions, a leadin...[Details]

1. Program running address jump __asm void JMP_Boot( uint32_t address ) {   LDR SP,             ;Load new stack pointer address LDR PC,         ;Load new program counter address } 2. Interrupt v...[Details]

People who cannot tell the difference between an oscilloscope and a spectrum analyzer often make jokes. To avoid embarrassment, this article briefly summarizes the following four points - using real-...[Details]

#include #include   //header file   #define GPIO_LED P2 //External interrupt IO sbit K3=P3^2; sbit K4=P3^3;   //define the io port values ​​of k3 and k4 to be p3.2   p3.3   void IntConf...[Details]

On October 16, Shandong Yulong Gold Co., Ltd. (601028, hereinafter referred to as Yulong Co., Ltd. or the Company) issued an announcement that the company's industry was changed from wholesale to non-...[Details]