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PWM principle
PWM (Pulse Width Modulation) control - Pulse width modulation technology, by modulating the width of a series of pulses, to equivalently obtain the required waveform (includi...[Details]
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Some addresses at the lower end of the program memory are fixed as entry addresses for specific programs: (1) 0000H——Program entry address after the microcontroller is reset. (2) 0003H——Interrupt se...[Details]
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There have been rumors that Samsung and AMD will work together to develop a custom GPU for Samsung chips, but the two companies have not officially announced anything. Recently, there are new reports...[Details]
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Reducing energy consumption and extending battery life are the goals that every engineer strives for when designing portable electronic products. Battery technology advances very slowly, so designe...[Details]
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An ammeter, also known as an "ampmeter", is an instrument that measures the current in a circuit. Ammeters can be divided into three categories: AC ammeters, DC ammeters, and AC and DC energy meters....[Details]
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Nowadays, more and more new mass-produced cars are equipped with assisted driving technology, which has changed the way people drive, but it has also brought a lot of controversy, because traffic acc...[Details]
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Recently, Daqing High-tech Industrial Development Zone and Beijing Mingxing Green Energy Chemical Technology Co., Ltd. signed the "Phase Change Energy Storage Material Project Cooperation Agreement...[Details]
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PLA, short for Programmable Logic Array, means programmable logic array. This article will focus on some basic concepts, types and basic applications of programmable logic array PLA.
1. Basic Con...[Details]
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On November 18, 2022, the Ulanqab City key node grid-side energy storage power station demonstration project and the fourth sub-project of the Ulanqab "source-grid-load-storage integration" demonst...[Details]
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Entrusted by the Inorganic Laboratory, we used the DS-30 graphite digester to perform an experiment to optimize the digestion method of hair. After a large number of experiments and referring to its d...[Details]
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A U.S. brokerage firm recently warned in a report that the logic IC semiconductor market may peak next year. Based on this, it downgraded the ratings of UMC and Powerchip to neutral, and downgraded W...[Details]
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As the latest lighting technology, LED has advantages not only in terms of luminous quality, but also in terms of production, manufacturing, and ease of use, which greatly surpass traditional light so...[Details]
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This week, Apple released repairability scores for its flagship iPhone and Mac products in France, a metric mandated by the country's government in January. These scores, called the Repair Index, a...[Details]
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1. Application Background
"Jet technology" refers to various jet devices and process systems mainly composed of jet pumps, ejectors, and nozzles. They include devices and process flows such as...[Details]
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A soft starter is a device used for starting and controlling motors. It can effectively reduce the current shock when the motor starts, extend the service life of the motor, and improve the stabili...[Details]