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TSMC's financial report released today (10) shows that the company's revenue in December 2021 was approximately NT$155.382 billion (same unit below), a monthly increase of 4.8% and an annual increase...[Details]
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As shown in the circuit diagram. After the AC220V mains is stepped down, rectified and filtered, a 12V DC voltage is obtained, which is then stabilized to obtain a Sv DC voltage, which is used to p...[Details]
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1. Introduction
A stepper motor is an electric motor that converts an electrical pulse signal into a corresponding angular displacement or linear displacement. Each time a pulse signal is inp...[Details]
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0 Preface
At present, smart cars with automatic driving functions are attracting more and more attention. Smart cars are equipped with various sensors to collect road condition information. Throug...[Details]
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Advantages and disadvantages of wound rotor asynchronous motors
As a common type of motor, wound-rotor asynchronous motor has the following advantages and disadvantages:
advantage:
...[Details]
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1. Understanding of MCU A single-chip microcomputer is a control chip of an integrated circuit. Most of the household appliances we are familiar with, such as the timing control and drum operation of...[Details]
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Speaking of shake sticks, everyone should be familiar with them, but this shake stick uses a 20-pin STC11F04 microcontroller to control 32 light-emitting diodes. It can display about 13 groups of...[Details]
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The quality of a full-color display can be judged mainly from the following aspects:
1. Flatness
The surface flatness of the display screen should be within ±1mm to ensure that the displa...[Details]
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Impedance measurement is the measurement of the ratio of the sinusoidal voltage U applied to a system, circuit or component and the current I flowing through them. Impedance measurement is a type of ...[Details]
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For a long time, the high-end intelligent driving ability lost by Ji Krypton 001 has been the core weakness that has been frantically attacked by the majority of car owners and competitors. As the ...[Details]
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0 Preface
With the rapid development of the national economy, people have higher and higher requirements for power supply continuity and reliability. For important occasions where power outages are...[Details]
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With the rapid development of the automobile market and the increasing awareness of security, people have higher and higher requirements for automobile safety technology. However, the existing automo...[Details]
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According to foreign media reports, Sakuu Corporation, a developer of solid-state battery technology, announced that it has obtained three patents: a hybrid solid-state battery cell with a sealed neg...[Details]
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I took it apart and looked at it. The driver is just OK. The iron back cover is too thin. There is no silicone grease between the aluminum base plate and the iron. The brightness is not high. I think...[Details]
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On October 28, Zheng Mao, Party Secretary and Executive Director of Datang Jiangxi New Energy Company, Huang Faliang, Member of the Standing Committee of the Ruijin Municipal Party Committee and De...[Details]
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