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The circuit is shown in the figure below. UC3842 is a single-ended switching power supply control chip. Pin ① is the internal error amplifier output terminal, and a negative feedback network is con...[Details]
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As the size of integrated circuits shrinks, the development of process technology has encountered more and more technical bottlenecks in terms of perforation, lithography, tunneling, and heat dissipa...[Details]
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On November 17, four departments including the Ministry of Industry and Information Technology jointly issued the "Notice on Carrying out the Pilot Work on the Access and Road Access of Intelligent C...[Details]
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According to Taiwan Economic Daily, affected by the US ban, the Mate 40 series may become the last generation of Huawei flagship phones equipped with Kirin high-end chips. The market has recen...[Details]
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1 Introduction The LCD driver terminal integrates the LCD controller, microcontroller, etc., and encapsulates the LCD control and graphical interface display functions through software, opens the o...[Details]
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1. Introduction
LED dot matrix electronic display screen is a large display screen system that integrates microelectronics technology, computer technology, and information processing technolog...[Details]
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Pure electric vehicles are often equipped with asynchronous induction motors and permanent magnet synchronous motors. What are the advantages and disadvantages of these two motor technologies? Let'...[Details]
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Data shows that in 2018, the 17th IPO Examination Committee of the China Securities Regulatory Commission reviewed 172 companies, rejected 59, and approved 111 (including 5 companies that passed afte...[Details]
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Since the reform and opening up, the living standards of the people have been continuously improved, and more and more cars have entered the homes of ordinary people. The number of private cars h...[Details]
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"The father of knockoff phones" aims to make up for TD's shortcomings
IT Times reporter Lin Fei
On June 22, the day before the Dragon Boat Festival, on the other side of the Taiwan Strait, a m...[Details]
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In recent years, not only the motion sensing controllers of TV game consoles have continued to be popular, but smartphones must also be equipped with more diverse MEMS components to integrate more di...[Details]
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This system uses STC89C52 as the microprocessor control chip of the system, and achieves functions such as sterilizing indoor air, removing harmful gases, and keeping the air fresh through negative i...[Details]
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On September 6, the National Technology Standard Innovation Base (Smart Grid) led by State Grid Corporation of China successfully passed the review and acceptance organized by the State Administrat...[Details]
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Opening remarks:
The previous section talked about the driver program of 74HC595. In order to more conveniently operate each IO state of 74HC595 output, this section will talk about how to translate ...[Details]
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Technique 9: Minimize power domain transitions
As the signal progresses along the clock network and transitions through different power domains, the signal is affected by the power supply noise c...[Details]
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