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Huawei has released ten major trends in charging networks. The future of charging networks will focus more on quality, experience, safety, and intelligence. mainly include: Trend 1: High-quali...[Details]
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A while ago, a paragraph about Lei Jun saying that "more R&D expenses is not necessarily better" went viral online: Lei Jun said that the essence of R&D expenses is not that more is better. If more...[Details]
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Briefly describe the storage space allocation of the MCS-51 single-chip Boolean processor, and what bit-addressable units are included in the on-chip RAM. How is the bit address 7DH different from th...[Details]
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According to the U.S. Daily Science website on August 1, American scientists used previously developed "metamaterials" to create a new nonlinear device that allows them to manipulate photons as fre...[Details]
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At present, the construction of 5G base stations in Hubei Province has resumed in full swing. It is expected that 50,000 5G base stations will be completed this year, achieving full outdoor coverage ...[Details]
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The machining accuracy of motor parts is one of the important factors affecting the performance and life of the motor. In the manufacturing process of motor parts, the grasp of machining accuracy i...[Details]
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Introduction to latches
If the bus interface of the microcontroller is used for only one purpose, there is no need to connect a latch; if the bus interface of the microcontroller is used for two purp...[Details]
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GS3665 is a new high-efficiency DC boost voltage regulator circuit launched by Guangshimei Electronics. The input voltage range can be from the lowest 5.0V to the highest 42V, the output voltage can ...[Details]
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Abstract: This paper introduces the use of PLC special function modules to realize the gradient control of the starting/arcing of the electron beam, the soft start and soft shutdown of the high-...[Details]
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US President Trump has suggested that it would be better to sign a trade war agreement after the US presidential election next year. In response to this, Pegatron Chairman and Chairman of the Taipei ...[Details]
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statement:
①Use common anode digital tube, select position code 12, 9, 8, 6 to connect P3^0 ~ P3^3, such ...[Details]
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The factors affecting the measurement accuracy of portable ultrasonic flowmeters are analyzed, and the influence of several factors on the measurement is analyzed, and solutions are proposed. Portabl...[Details]
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Bode plot analysis
The gain and phase margin are analyzed using a Bode plot consisting of three poles and one zero (Figure 11: Bode plot).
Fig.11
Assuming a DC gain of 80dB...[Details]
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Recently, Meizu product manager @陈家沂 posted a poster of Meizu Flyme 8 on Weibo, saying that Flyme 8 will be launched soon, and the main highlights are: fast, economical and stable! However, the Weibo...[Details]
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Basic concepts:
Memory:
SRAM static memory features: small capacity, high price, advantages: no software initialization required, can be used as soon as power is turned on.
DRAM dyna...[Details]