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March 28th is the "Earth Hour" event day. The Guangdong Power Grid Company of the State Grid Corporation of China specially set up a special "Sound Library" on that day, sincerely inviting netizens...[Details]

One of the parameters of an isolated DC/DC converter is the input voltage range over which the converter can operate normally. For those industrial standard brick products used in the 48V input tel...[Details]

Recently, Xilinx VP (Vice President) Dan Gibbons and his delegation visited Beijing Shenwei Technology. Accompanied by CEO Fan Ping and Shenwei's core team members, Dan Gibbons gained an in-depth und...[Details]

1. The ambient temperature of the instrument is -40~70℃, and the relative humidity is not more than 80%. If it deviates from the normal operating temperature by 20±5℃, the pressure gauge must include...[Details]

Introduction Many DC/DC converter applications, including telecom and datacom, require isolated outputs. Many datacom systems distribute power over a 48V bus, and since there is a lot of 48...[Details]

ARM has 7 operating states, and the stack pointer register (SP) of each state is independent. Therefore, for each processor mode needed in the program, a stack address must be defined for SP. The proc...[Details]

LED display is a modern flat display screen composed of LED dot matrix modules or pixel units. It has the advantages of high luminous efficiency, long service life, wide viewing angle, rich colors...[Details]

The physical picture produced is as follows:   The schematic diagram and PCB diagram drawn by Altium Designer are as follows: The microcontroller source program is as follows: /*****************...[Details]

In "A Brief Discussion on Trigger Modes and Functions of Analog Oscilloscopes", we learned a lot about the trigger modes of analog oscilloscopes. In this article, we will learn about the trigger sour...[Details]

Inductor is a component that we use for a long time in transformer design. Its main function is to convert electrical energy into magnetic energy and then store it. It should be noted that although t...[Details]

..............................PCF8563 test program main function............................ ............................................................................... ............................[Details]

1. Common knowledge about DMA.  1. Function: to achieve high-speed data transmission between chips. That is, it can achieve data transmission without occupying the CPU.  2. Mode: There are three tran...[Details]

On October 12, Reuters reported that artificial intelligence company OpenAI plans to launch a major update for developers next month to reduce the cost and time of developing software applications ba...[Details]

All equipment has been hoisted in place and will soon enter the installation and commissioning stage. On September 16, good news came from the Neijiang 2MW/12MWh user-side all-vanadium liquid flow bat...[Details]

A servo electronic transformer is a power supply device for servo motors. Its main function is to convert the input AC power into DC power, and then precisely control the servo motor through the co...[Details]