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Driven by the application requirements of portable devices with low power consumption and small size (cellular phones, PDAs, laptops, digital cameras, etc.), more and more semiconductor devices ado...[Details]

There are hundreds of digital types. According to the range conversion method, they can be divided into manual range digital multimeters, automatic range digital multimeters and automatic/manual rang...[Details]

The ring initial adhesion tester LT-3000 is suitable for testing the initial adhesion value of adhesives such as self-adhesives, labels, tapes, and protective films. Different from the steel ball ini...[Details]

Abstract: 1. Bandwidth Like an oscilloscope, the frequency response of an oscilloscope probe is similar to a low-pass response. The bandwidth of a probe refers to the input signal frequency correspon...[Details]

Common glass tube thermometers rely on the rise and fall of mercury in the tube to determine the temperature. When the light is dim, the position of mercury cannot be seen clearly, which brings incon...[Details]

As we all know, Volvo has always been famous for its safety. The new S60, which debuted at the Geneva Motor Show, not only innovated the style of the car, but also made new achievemen...[Details]

　　1 Introduction 　　In modern communication systems, bandpass filters (BPFs) are an important microwave device. Currently, many scholars have done extensive and in-depth research on improving the pe...[Details]

In "51 Single Chip Microcomputer (31) - Introduction to Serial Communication", we introduced the working principle and register definition of the 51 single chip microcomputer serial port. In this art...[Details]

　　Multimeters are generally used to test whether there is a short circuit in the electrical wiring at home or whether there will be leakage, or to test which wire has power. 　　If you want to check ...[Details]

Let me share some common faults I usually repair when repairing pointers and digital multimeters. There are too many to list. Pointer multimeter fault repair: The failure of pointer multimeter is div...[Details]

At present, most mobile target vehicles at home and abroad are based on rails, and the target vehicles can only move in a straight line along the preset track. If the moving route is changed according...[Details]

The development speed of Haomo Zhixing seems to be faster than we imagined... September 13th is the 1020th day since the establishment of Haomo AI, and also the day of the sixth HAOMO AI DAY. On th...[Details]

refer to: Complete Handbook of Embedded Linux Application Development, edited by Wei Dongshan, Chapter 15 Porting U-boot http://xgc94418297.blog.163.com/blog/static/112966040200952971543686/   ...[Details]

Convergence in the consumer space is accelerating, with the lines between consumer computers and communications applications becoming increasingly blurred as each device continues to add new featur...[Details]

The booming new energy industry has driven the charging pile industry into an unprecedented period of rapid development. As the "core hub" in the new energy ecological chain, charging piles are not...[Details]