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Today, the 2020 Tianyi Smart Ecosystem Expo and the 12th Tianyi Smart Ecosystem Industry Summit Forum were held in Guangzhou. At the conference, China Telecom officially announced that 5G SA will be ...[Details]
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The inverter is an electrical device that converts AC power into AC power with adjustable frequency. It is widely used in industrial automation, motor drive and other fields. In practical applicati...[Details]
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The debugging of thyristor speed-regulated DC motor is usually based on output current, voltage and speed. That is:
(1) The current depends on the size of the drag load. No matter how the load...[Details]
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A multimeter is a magnetoelectric instrument with a rectifier that can measure a variety of electrical parameters such as AC and DC current, voltage and resistance. Some can also measure the main par...[Details]
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Sina Digital News reported on the morning of January 4 that according to the Korean website Elec, by 2020, some new iPhones will use touch-integrated screens provided by LG. Its touch circuit i...[Details]
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Because most of the extended functions are directly targeted at the 8051 series CPU hardware. There are roughly 8 categories: 8051 storage types and storage areas, storage modes, memory type declar...[Details]
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The simulation system of the single-chip microcomputer motor speed measurement system uses the T1 counter in the single-chip microcomputer to count the speed pulses. Timer T1 works in the external ev...[Details]
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With the release of the semi-annual reports of Gree Electric and Midea Group, the first half report of the three major domestic white goods giants has been disclosed on August 30. Under the influence...[Details]
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The reference textbook was modified a bit, and a display program was added. The digital tube can only display 4 bits, and the maximum pulse width can theoretically display 9999us. Interested students...[Details]
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In order to effectively deal with sudden and large-scale terrorist violence, the development of non-lethal anti-riot weapons has been increasingly valued by various countries. The development of an...[Details]
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The portable ultrasonic flowmeter that is popular now is convenient and flexible to use. It is generally suitable for measuring the flow of large-diameter pipelines. However, the actual measurement ac...[Details]
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0 Introduction
With the continuous development of traction technology and the continuous updating of high-power power electronic devices, the application of AC asynchronous motor...[Details]
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The performance of a cellular transceiver depends on the reliability and stability of the power rail. Therefore, design choices must be made to ensure adequate power margin, proper ground plane siz...[Details]
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environment: Host: WINXP Development environment: MDK4.23 MCU:STM32F103CBT6 illustrate: The serial port can be configured to receive data using DMA, but DMA requires a fixed length to generate a re...[Details]
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On July 15, 2021, WPG Holdings, a leading semiconductor component distributor dedicated to the Asia-Pacific market, announced that its subsidiary WPI has launched a ToF ranging solution based on NXP ...[Details]
Power technology
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