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China Unicom announced its operating data for September 2019. China Unicom's mobile billing users increased by 83,000 in the month, reaching a total of 324.729 million. Among them, 4G users increased...[Details]
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On June 27, SEMICON China 2020 officially opened in Shanghai. This is the first exhibition of China's semiconductor industry since the outbreak of the epidemic this year. The guests at the conference...[Details]
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As shown in Figure 5.3-8, V1 and V2 are differential pair tubes, V3, V4, and R1 are the main oscillation circuit, and L2 is the feedback coil. Its working principle is the same as that of the singl...[Details]
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Today, Avita Technologies announced that it has signed a long-term strategic cooperation agreement with bp to jointly promote the construction of a high-voltage fast-charging network. The two parties...[Details]
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Ⅰ. Write in front This article first describes the default main window interface, gives you a general understanding of the IAR software tool as a whole, and then describes the detailed contents of th...[Details]
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Combined with C-SynQ® communication protocol and unique chip-on-cell technology, it improves the performance, safety, scalability and life of next-generation batteries and supports EU battery passp...[Details]
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The electronicization of automotive functions is a key technology for emission-free transportation and has become one of the hottest trends in the future. Increasingly stringent energy conversion and...[Details]
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1 Introduction
Atomic clocks are key equipment in the generation and maintenance of standard time. The atomic clocks used by the National Time Service Center of the Chinese Academy of Sciences...[Details]
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Preface I have been using 51, STC and other MCUs for control for several years. I have always used ready-made programs and modified them to achieve the required action. I never seek to understand the...[Details]
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Payment is the most important early application of NFC, but it is by no means the only one. NFC fully complies with the ISO standard for contactless smart cards, making access control another ideal a...[Details]
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1. Why can't NAND FLASH run programs directly? NAND FLASH itself is connected to the controller instead of the system bus. The CPU operation mechanism is: after the CPU starts, it needs to fetch ...[Details]
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Due to the stagnant sales of PC and other products due to inflation and the continued oversupply of DRAM, prices fell by about 10% in November, falling for seven consecutive months, and the decline e...[Details]
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TSMC's recent price hike has brought about a chain reaction, and some of TSMC's customers have planned to increase product prices in order to maintain profitability. Analysts said that the impact of ...[Details]
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Many electrical novices are not sure how to start debugging after designing electrical control cabinets and PLC programs. Or some people have caused PLC burnout and other problems due to inappropri...[Details]
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The engine electronic control system, also known as the engine management system (EMS), is a system that uses electronic technology to monitor and control the engine operation in real time. It coll...[Details]
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