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On February 25, in Sunjiabian Village, Yongle Town, Zhen'an County, Shangluo City, after strict temperature monitoring and disinfection by on-site full-time epidemic prevention personnel, the N5842...[Details]
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China Telecom completed the construction of the Vulcan Mountain Hospital information system on February 1, and on February 2, the Vulcan Mountain Hospital was officially delivered. It is report...[Details]
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Overtone Response of a Quartz Resonator
The figure above shows the modal spectrum of a quartz resonator, including the fundamental mode, the third-order overtone, the fifth-orde...[Details]
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The most important point in using instruments is the installation of the instruments. Only when they are installed correctly and there are no external factors around the instruments that can interfer...[Details]
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Fully autonomous driving has always been a hot topic in the automotive industry. With the commercialization of 5G technology, the implementation of fully autonomous driving seems to be just one step ...[Details]
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Frequency converters and inverters are becoming more and more common in our lives. For example, many household air conditioners are now intelligent variable frequency air conditioners. Another exam...[Details]
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Google has acquired Raxium, a five-year-old hardware company that develops small light-emitting diodes for augmented reality and mixed reality displays, to boost its augmented reality hardware busine...[Details]
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There are billboards everywhere that display Chinese characters on LED displays. The principle is actually very simple. We can use a 51 single-chip microcomputer to control the display of Chinese cha...[Details]
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Combining transmission line theory and load effects, let’s talk about some precautions related to 50ω in oscilloscope measurements. Of course, these do not need to be taken into account when measurin...[Details]
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In recent years, with the rapid development of photovoltaic power generation, more diversified and cleaner sources of electricity have been brought about. However, the problems that arise after distri...[Details]
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1 Overview
With the continuous development of single-chip microcomputer technology, single-chip microcomputers are increasingly widely used. Among them, the 51 series of single-chip microc...[Details]
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In the fourth industrial revolution, popular raw materials such as graphene and nanosilver have attracted much attention from the outside world. South Korea has taken the lead in obtaining internatio...[Details]
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1. Rendering
2. Code
3. New understanding of 1602 (summary)
Effect diagram
code
project file download: http://www.51hei.com/f/gxde_c.rar
#include reg51.h
#include int...[Details]
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NXP Semiconductors of the Netherlands has started selling the "TFA9887", a Class D audio amplifier IC for small speakers that can increase output power by five times (English release). The company sa...[Details]
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The success of the capacitive
sensor
scroll wheel in products such as the iPod is prompting other
consumer electronics
product developers to consider using capacitive sensors to imp...[Details]