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The circuit is shown in the figure. Its core device IC1 is TOP221 , a three-terminal high-voltage switch integrated circuit, which integrates a voltage-type pulse width modulation oscillator, a ref...[Details]
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Compiled from Wired. Do you still remember that in August 2021, the 22-year-old American New Jersey boy Sam Zeloof announced that he had independently completed a 1,200-transistor chip. Recently, he ...[Details]
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The capacity of a battery depends on the amount of charge and discharge, in addition to some factors of the battery itself. Obviously, if the charge and discharge of the battery can be recorded all...[Details]
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Go to Taobao, buy a house, a car, and a plane...
Available online, priced at 2.39 million
In 2024, along with the “humanoid
robots
”, the “low-altitude economy” was also inclu...[Details]
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PROTEL99SE software is a circuit
design software
commonly used in PCB design and PCB copying process
. When using this software for PCB design, if there are multiple identical
circuit
...[Details]
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At present, many SOC manufacturers' microprocessor chips have integrated LCD controllers, such as Samsung's S3C2410. S3C2440, Intel's Xscale series, etc. Most embedded systems also use popular LCD dis...[Details]
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/* * LCD displays Chinese characters *Input parameters: * x: starting position horizontal coordinate * y: starting position ordinate * color: font color * ch : text * */ void Draw_Text16(int x, in...[Details]
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Among the many different designs that scientists are exploring in the pursuit of better batteries, lithium metal is a structure that holds great promise, New Atlas reported. However, one problem th...[Details]
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Multiple sources told Nikkei Asian Review that since last year, two chip projects supported by mainland China have hired a total of more than 100 experienced engineers and managers from TSMC. Sources...[Details]
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Why is motor bearing noise so troublesome?
The motor bearing noise problem is a serious problem that bothers all motor engineers. In many cases, the motor bearing noise problem has become a pa...[Details]
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ams AG (SIX: AMS), a leading global supplier of high-performance sensor solutions, has won two awards at Sensors Expo 2019: the Time-of-Flight (ToF) sensor system TMF8701 won the "Sensor Innovation o...[Details]
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On November 28, Luxshare Technology stated in its latest disclosed investor relations activity records that the company's current annual production capacity for substrate wafers is 25,000 pieces, and...[Details]
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Smart car motor closed-loop control algorithm
Regarding the motor closed-loop control algorithm for smart cars, the reason why I did not write "Smart Car Motor PID" in the title is that
The "closed...[Details]
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The biggest disadvantage of
LED
compared to
CCFL
is low
luminous efficiency
. CCFL usually has 80~100
lumens
/watt, while LED has only 60~80 lumens/watt. However...[Details]
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I: Introduction
I have been porting minigui in recent days. I have never used the minigui interface before. I want to see what the effect is and learn it by the way. After all, it is made in Ch...[Details]
Analogue and Mixed Signal
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