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Have you encountered the same problem as Xiabai? Many times, when we use the optical drive player to insert the CD, there will be lag or even reading failure. Whether it is a car DVD or a computer op...[Details]
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From operators' comprehensive deployment of 5G network construction, to the mass launch of 5G terminals, to the reality of ultra-high-definition video, Internet of Things, Industrial Internet and oth...[Details]
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Circuit principle: Switching is selection in principle. There are many ways to select. The simplest way is to connect the signal lines directly together, such as the wiring board. The output signa...[Details]
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Power over Ethernet (PoE) is already a common concept and is used in products such as Internet phones, security monitoring systems, and cash registers. PoE transmits
power
through Ethernet co...[Details]
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I think 51 is better. Because 51 is a relatively standard complex instruction microcontroller. By learning 51, you can have a relatively comprehensive grasp of microcontroller and general CPU knowled...[Details]
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UHV has the comprehensive advantages of long distance, large capacity, low loss and small land occupation, and is the highlight of "new infrastructure". The State Grid Corporation of China Informat...[Details]
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The US Patent and Trademark Office has published a patent for Apple's eye tracking technology, which may be used in VR/AR headsets. Apple pointed out in the patent that this technology can identify t...[Details]
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In the production process of new energy vehicle batteries, the Zeiss industrial CT machine METROTOM can detect the internal structure and composition of the battery to ensure its quality and safety...[Details]
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In recent years, Mini LED has attracted much attention in the industry as a new technology with broad market prospects. Major manufacturers have shown great enthusiasm for Mini LED and have made arra...[Details]
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Due to technical and cost constraints, 80% of my country's hydrogen production comes from coal-to-hydrogen and industrial byproduct hydrogen, and most of it is produced and sold within the factory, w...[Details]
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1. Principle of displaying text We search for font in the kernel source code and find font_8x16.c, then we find the dot matrix of the character A from it, which consists of 16 bytes in total, where e...[Details]
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EM78 series single chip microcomputer -- Design of D/A conversion program The output of PORT6 is connected to a D/A converter. Write a program to generate a saw wave. The D/A Convert in this example ...[Details]
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Abstract: This article proposes a solution for a permanent magnet brushless DC motor digital controller that directly uses the C504 embedded microcontroller, and has been applied in electric aut...[Details]
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Qichacha Big Data Research Institute recently released the "Investment and Financing Report of my country's Chip Semiconductor Brands in the Past Decade", analyzing the changes in industry investment...[Details]
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In the last EV Focus column, we talked about why electric vehicles need to use 800V, and also roughly understood the relationship between SiC and 800V. In this issue, we will zoom in and talk about...[Details]