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Five-way frequency circuit
When the counting pulse is input from INB, QB, QC, and QD are output, forming a quinary counter (also called a five-frequency division circuit), as shown in Figure 2-3...[Details]
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When the user application is running, there may be special requirements, which require the implementation of a soft reset of the MCU system (one of the hot restarts). Since the traditional MCU does...[Details]
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Introduction
As CPU speed increases rapidly, the speed difference between CPU and off-chip memory becomes larger and larger. The method of matching CPU and external memory is usually to use c...[Details]
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今天，华米科技推出了Amazfit GTR 2智能手表，相比上代产品，GTR 2 采用全新的外观设计，保持超长续航的同时，更带来了语音助手、音乐播放以及更全面的健康功能。 华米科技为我们熟知的形象可能是一家主打智能手表的硬件公司，但同时也，华米也是一家基于云的健康服务提供商，旗下拥有多项智能可穿戴技术。如今，他们把更多健康相关的前沿技术应用到了自家 Amazfit 的新产品之中。 ...[Details]
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On April 25, according to Taiwan media Economic Daily, the market heard that the supply situation of MediaTek's WiFi chips has improved a lot, and because of the high chip integration and overall cos...[Details]
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Inverter
power supplies
usually use dual-loop or multi-loop feedback
control
, such as dual closed-loop
control
consisting of output filter inductor current hysteresis loop and ...[Details]
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On September 23, Jiang Siqing, director of the Shanxi Provincial Development and Reform Commission, and Zhang Xinwei, secretary of the party committee of the Shanxi Provincial Department of Science...[Details]
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Yuchuang Semiconductor, which has quickly gained a foothold in the display driver chip and power management chip markets with its advanced manufacturing technology and continuous innovation capabilit...[Details]
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O Introduction
With the development of economy and the growth of population, the demand for energy increases. However, conventional energy sources, mainly coal and oil, are limited and pol...[Details]
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According to foreign media reports, Apple has obtained an "immersive VR (virtual display technology)" technology patent with patent number 10643391. The document shows that the patent is designed f...[Details]
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The ultrasonic receiving circuit composed of operational amplifiers is composed of integrated operational amplifiers A., A:, A. R. c is the filter network, and diode D.?CR is the detection network. ...[Details]
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The Samsung Galaxy F62 is getting closer to its release date in India. The smartphone has been in production since early December, and a support page for the phone has recently been launched on...[Details]
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For the IT industry and the wider business community, 2019 was a year of endless innovation and disruption. In fact, with large enterprise customers widely adopting hybrid multi-cloud architectures, ...[Details]
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There are three ways to install the speaker system in audio engineering: open installation, concealed installation and hanging installation. Open installation means that the speaker system is direc...[Details]
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SCR is the abbreviation of silicon controlled rectifier, abbreviated as SCR, also known as thyristor.
Since its introduction in the 1950s, it has developed into a large family. Its m...[Details]
Medical Electronics
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