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Abstract: This paper introduces the basic framework of H.324 videophone, and based on the analysis of the amount of calculation and storage capacity required after video and audio encoding and d...[Details]
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1. If the kernel image is compressed, it needs to be decompressed. The first step of booting is to start from decompression: archarmbootcompressedhead.S 2. After decompression, the kernel image alr...[Details]
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Designing a good power supply
for complex DSP processors
is very important. A good power supply should be able to handle dynamic load switching and control noise and crosstalk present in hig...[Details]
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Ⅰ. Write in front Before studying this article, you can check out my previous articles: STM32CubeMX introduction, download and installation STM32CubeMX usage and function introduction This arti...[Details]
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On February 2, the first phase of the FAW Fudi New Energy Power Battery Project, a joint venture between China FAW Group Co., Ltd. and BYD Co., Ltd., was officially put into production in Changchun C...[Details]
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For all mid-range PIC microcontrollers, when the top 4 pins (RB7~RB4) of PORTB are set to input mode, when the input level changes from high to low or from low to high, the microcontroller can genera...[Details]
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Qualcomm released its financial report for the second quarter of fiscal year 2023 (2QFY23) as of March 26, 2023. Revenue fell 17% from the same period in 2022 to US$9.3 billion. In 2QFY23, Qualcomm...[Details]
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The Hong Kong Polytechnic University announced that its research team has developed an ultra-soft, high-performance textile lithium battery that can provide a more stable, durable and safe energy sup...[Details]
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1. Pull-up input: Pull-up means pulling the potential up, such as pulling it to Vcc. Pull-up means embedding an uncertain signal at a high level through a resistor! The resistor also acts as a curren...[Details]
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Recently, CATL obtained the world's first European Economic Commission R100.03 power battery system certificate issued by the German Ministry of Transport.
International standards and regu...[Details]
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1 Current status of on-site testing of DC power supply equipment
In Article 5.3 of DL/T724-2000 "Technical Regulations for Operation and Maintenance of Battery DC Power Supply Devices for ...[Details]
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There have been rumors that Broadcom wants to acquire Symantec, a cybersecurity company. However, according to reports in mid-July, negotiations for Broadcom's acquisition of Symantec, a cybersecurit...[Details]
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The biggest disadvantage of LED compared to CCFL is its low luminous efficiency. CCFL usually has 80~100 lumens/watt, while LED has only 60~80 lumens/watt. However, since CCFL is cylindrical, the ligh...[Details]
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Xiao Chengwei, Director of the 18th Research Institute of China Electronics Technology Group Corporation
In order to build an open, authoritative and influential communication pl...[Details]
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Intelligence and lightweight have become the development direction of the future automobile industry, and advanced automotive materials have become an important part of it and a hot topic of concer...[Details]