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On May 30, State Grid Shanghai Electric Power Company held a launch event with the theme of "Yangtze River Delta Electricity First, Integration, Integration and Interconnection" at the Qingpu Distr...[Details]
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When charging NiMH and NiCd batteries, how to keep the battery within the optimal time period so that it can be fully charged without overcharging is a concern for users of the above two types of rec...[Details]
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In simple buildings without access to 220 V mains electricity, an emitter-follower-based sound-and-light-controlled switch is used to control the operation of LED lighting. The method is simple, ea...[Details]
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1Written in front Options for node refers to node options, and node is located at the next level of Project. The project node option configuration described in this article refers to the configurati...[Details]
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On December 1, Shenzhen Technology issued an announcement stating that in view of the company's (including its holding subsidiaries, hereinafter the same) daily business needs, combined with the perf...[Details]
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On September 14, an investor asked: I saw a foreign media report that more than 5,000 employees of your company's subsidiary in Vietnam went on strike, causing the factory to stop operating. Is this ...[Details]
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introduction
Due to design and process reasons, some panels have problems such as the characteristics of liquid crystal molecules being easily destroyed. Therefore, when designing the driv...[Details]
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An oscilloscope is an instrument used to measure the shape of alternating current or pulse current waves. It consists of a tube amplifier, a scanning oscillator, a cathode ray tube, etc. In addition ...[Details]
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Using the PLC's own input and output points to expand the number of PLC's actual input points does not require additional hardware, which improves the system's cost-effectiveness. The two methods o...[Details]
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5.
Flash
memory (
Flash
)
5.1
Introduction
The Flash memory is connected to the AHB bus and is managed by the Flash controller. It can perform instruction fe...[Details]
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When driving high-power AC devices, bidirectional thyristors are often used for power control. Depending on the control method, there are zero-crossing control and phase-shifting control. Regardles...[Details]
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In electronic circuit systems, there are many types of amplifier circuits (devices), which can be divided into low-frequency amplifiers, high-frequency amplifiers, and radio frequency amplifiers; the...[Details]
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ARM faces challenge from Intel's Atom processor
In 2012, the world's Internet-connected devices were mainly smart terminals, with shipments reaching 1.6 billion. Most of them were ARM-based smar...[Details]
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The derivation of the fourth-order TLT voltage gain formula and its characteristics are becoming more and more popular, and the degree of information sharing is constantly improving, which has br...[Details]
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On September 1, the AGC frequency regulation project of the battery energy storage auxiliary unit of the Wuhai Thermal Power Plant was officially put into operation, and the operation of tracking t...[Details]
Analogue and Mixed Signal
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