77311-S91T07

Introduction A DC electronic load is an electronic circuit device that can absorb DC power and dissipate, store or feed the absorbed DC power back to the power grid. The current absorbed by the...[Details]

Since the dual in-line (DIP) intelligent power module (IPM) has a built-in high voltage integrated circuit (HVIC), it is possible to use a single control power supply. The performance requirements ...[Details]

1 Introduction Switching power supplies dominate the power supply field due to their high efficiency and high power density, but traditional switching power supplies have a fatal weakness: low...[Details]

With the development of economy and the improvement of people's living standards, various glass products are widely used in the fields of construction, automobile industry, daily necessities, etc.,...[Details]

     Last month, OPPO launched the annual flagship OPPO Find X5 series. Multiple versions of OPPO Find X5/Pro have been officially launched, and the Dimensity 9000 version was originally scheduled to...[Details]

1. Words and Halfwords of Memory 1. Two consecutive bytes starting from an even address constitute a half-word. 2. Four consecutive word orders of addresses divisible by 4 constitute a word The...[Details]

Regarding the price cut of the P30 series, industry chain sources revealed that this wave of price cuts is mainly to make way for the upcoming Mate 30 series, and at the same time it can also increas...[Details]

      Before, I have been looking at ARM driver development, and recently I have looked at UCOS, and I have also begun to have a deeper understanding of ARM architecture. When I studied microcomputer ...[Details]

The TM1638 module test program bought on Taobao is based on the data sheet and the circuit schematic diagram of the Qiyuanfei TM1638 key digital tube module is as follows: The microcontroller so...[Details]

To popularize LED lamps, it is necessary not only to significantly reduce costs, but also to solve the problems of energy efficiency and reliability. Doug Bailey, Vice President of Marketing...[Details]

I found it fun to learn the part about the speaker, so I wrote a program to play music on the speaker... BGM is taken from the interlude You of Higurashi no Naku Koro, the simple score is provided by...[Details]

On October 16, the new Mercedes-Benz E-Class was officially released in China and announced to be equipped with the Snapdragon 8295 chip. This release has triggered heated discussions. Not only ...[Details]

　　1. Both bit and sbit are variable types extended by C51. 　　Bit is similar to int char, except that char = 8 bits and bit = 1 bit. They are all variables, and the compiler assigns addresses during t...[Details]

　　 1. Main indicators of common car inverter products on the market 　　Input voltage: DC 10V～14.5V; output voltage: AC 200V～220V±10%; output frequency: 50Hz±5%; output power: 70W～150W; conversion eff...[Details]

Since the FCC approved the commercial use of ultra-wideband in 2002, research on various ultra-wideband devices has gradually increased . As an indispensable device for establishing ultra-wideband ...[Details]