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The anti-lock brake system (ABS) of a car is to automatically control the braking force when the car brakes, so that the wheels are not locked and are in a state of rolling and sliding (slip rate is ...[Details]
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On July 5, Japanese government departments asked Toyota and seven other major automakers to provide solutions for accidents caused by misuse of the accelerator pedal. According to local police data,...[Details]
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1 Introduction This topic comes from Beijing Puji General Company. Since the company's existing stand-alone spectroscopic instruments (such as 1810 and T6, etc.) use parallel port printing technol...[Details]
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Resonators and oscillators are often confused. After some time of comparison, I have sorted them out. We are used to calling them crystal oscillators, but this term is actually very vague. Her...[Details]
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Kernel version: linux-2.6.32.2 Experimental platform: mini2440 1. Add platform device support First, you need to include the header file linux/dm9000.h in mach-mini2440.c. The dm9000 platform devic...[Details]
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The first part is for quick reference, see the second part of the article for detailed usage Pin Diagram Pin 14: DS (SER), serial data input pin Pin 13: OE, output enable control pin, it enables ...[Details]
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The above two sets of data come from the financial report of iFlytek, which has been controversial recently. Some people believe that iFlytek is supported by government subsidies. iFlytek's po...[Details]
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The final results of the "OFweek Robot Awards 2022" jointly organized by OFweek, China's high-tech industry portal, and its authoritative
robot
professional media - OFweek Robot, were of...[Details]
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1. Contactless card reading principle This series of articles mainly discusses ID cards in the 125KHz frequency band. IC cards in the 13.5MHz frequency band are not within the scope of this article. ...[Details]
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On January 18, according to GSMArena, Italian retailers such as Zanetti Shop and Epto exposed the price of Samsung Galaxy S22+, which was priced at 1,190 euros (about 8,600 yuan). GSMArena po...[Details]
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Generally speaking, oscilloscopes with a bandwidth exceeding a certain level will have two impedance options, 50Ω or 1M. One purpose of impedance matching is to achieve the best power output, and t...[Details]
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ARM (Advanced RISC Machines) has become the world's leading provider of embedded RISC processor intellectual property (IP) after more than a decade of unremitting efforts since it launched the first e...[Details]
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This section mainly introduces several issues that need to be paid attention to when writing SWI handlers, including determining the SWI interrupt number, writing SWI exception handling functions in a...[Details]
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In component management and supplier management, some people confuse some concepts or relationships in the supply chain. I have also introduced them in related articles, but the introduction is not v...[Details]
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On October 7, positioning technology expert TomTom (TOM2) announced that it has jointly developed a next-generation navigation solution with CARIAD, a subsidiary of the Volkswagen Group, and the fi...[Details]