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With the development of modern communication technology, communication test instruments are constantly being introduced. Various new types of equipment have increasingly higher requirements for the r...[Details]
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1 Introduction In recent years, with the development of high-power switching power supplies , the requirements for controllers have become increasingly higher, and the digitization and intell...[Details]
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Today (4), according to Taiwan media Economic Daily News, Apple intends to introduce the under-screen fingerprint recognition function for the first time in the new iPhone next year. It is reported t...[Details]
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(Reporter Li Yukun) The reporter learned from the Municipal Development and Reform Commission that there are only three regions in the world where electricity access is completely free, and Beijing...[Details]
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Independent licensing management organization Access Advance recently announced that Microsoft has joined the HEVC Advance patent pool as a licensor and licensee. It is reported that as a licensor, ...[Details]
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Before we start, let's first distinguish between crystal and oscillator. Crystal generally refers to a crystal, which is a passive device, while oscillator is a crystal oscillator, which is basically...[Details]
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Introduction With the development of telecommunication technology and the diversification of application requirements, the telecommunication intelligent network has launched a wide variety of int...[Details]
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With the rapid development of electronic technology, electronic equipment is showing a trend of high power and miniaturization, and the requirements for the performance and indicators of electronic...[Details]
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The emergence of LED lighting productshas brought revolutionary changes to the lighting industry, and its importance is second only to the invention of incandescent lamps. Today, there are no obs...[Details]
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Circuit diagram of neon light:
51 single chip microcomputer program of neon light:
#include
#define uchar unsigned char
#define uint unsigned int
sbit RED_LED = P1^0; //Port definition.
sbit GR...[Details]
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January 21 news A new Bluetooth SIG certification shows that Samsung will launch a Galaxy S21 model that only supports 4G networks. The certification list shows models with model numbers SM-G990F a...[Details]
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From the data sheet, we can know that the CD pin is actually the I/O that controls the switching of commands and data. In the program, we use RS instead of The following figure shows the 8080 paral...[Details]
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Recently, Xiaomi announced that its new generation of all-round sweeping and mopping robot
M30 Pro
under the Mijia brand
has officially been launched. This product upgrade focuses on two maj...[Details]
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Scope of application: Wet Adhesion Scrub Resistance Tester Coated or uncoated surfaces need to use brushes, sponges, scouring pads, sandpaper or other methods to test their ability to resist scrubbin...[Details]
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The PCB board of this bile duct secondary amplifier is made of 2mm thickened board, coated with black printing ink, and has enhanced heat dissipation design. After the production is completed, the ma...[Details]
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