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27 years ago, Xu Jiayin, the helmsman of a world-renowned real estate company, went to Shenzhen with 20,000 yuan and gambled his entire fortune to start Evergrande. 27 years later, the former richest...[Details]
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This article details how to use an inexpensive 555 timer to replace a microprocessor to control a dedicated LED driver in applications that do not require
the full functionality of
the LED d...[Details]
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Duty cycle is the ratio of power-on time to power-on cycle, and is often used to adjust more precise parameters. A typical application is the adjustment of the brightness of LED lighting equipment. T...[Details]
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Google has applied for a new patent that would allow users to perform a range of operations without directly touching the device. According to Lets Go Digital, Google was recently approved fo...[Details]
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The power supply of the gyro is generally a single-phase or three-phase variable frequency power supply with a medium frequency (commonly used is 400Hz). At the same time, this type of power supp...[Details]
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TSMC held a beam-raising ceremony for its new 3nm project in the Southern Taiwan Science Park yesterday (24th), taking another big step towards the most advanced process technology. Chairman Liu Deyi...[Details]
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In the past year's smart car test project, there are always friends asking questions: many of the terms we mentioned in the article are difficult to understand literally, and sometimes people are con...[Details]
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Chip fixed resistors are a type of metal glass uranium resistor. They are made by mixing metal powder and glass uranium powder and printing them on a substrate using screen printing. They are resis...[Details]
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The IEEE 802.3af standard for Power over Ethernet (
PoE
) brought a new look to Ethernet by specifying that DC power be transmitted along with 10/100/1000 Mbps data. Among other things, PoE b...[Details]
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The following is an introduction and explanation of the uninterruptible power supply circuit diagram of the mother-and-child telephone: The uninterruptible power supply circuit diagram of the mother-a...[Details]
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1. Liquid crystal display principle
LCD is the abbreviation of Liquid Crystal Display, which is a digital display technology that can filter light sources through liquid crystals and color...[Details]
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Switching power supplies are divided into two types: isolated and non-isolated. Here we mainly talk about the topology of isolated switching power supplies. In the following text, unless otherwise ...[Details]
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Apple's Apple Glass smart glasses have previously announced several pieces of information, and Apple has also applied for many patents. According to foreign media appleinsider, Apple's latest ...[Details]
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The oscilloscope is the right hand of the electronic engineer, without which nothing can be done. Why do we need an oscilloscope? First of all, an oscilloscope is as easy to use as a multimeter. We...[Details]
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WENZHOU, Nov. 3, 2024 /PRNewswire/ -- Recently, the 30.09MW/60.18MWh user-side energy storage power station project of Dongfang Special Steel, supported by Ruipu Lanjun, was officially connected to...[Details]
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