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State Grid Information and Communication Industry Group has undertaken the construction of the smart energy integrated service platform, one of the 57 key tasks of the ubiquitous power Internet of ...[Details]
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On the afternoon of November 18, vivo officially released its new system OriginOS, focusing on its design concept. After the meeting, Sina Digital interviewed Ge Yanan, Director of User Experi...[Details]
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1 Introduction
The mobile data processing and transmission system is mainly used in small or portable instruments. It can collect, process and transmit and receive data through wireless mo...[Details]
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Recently, a relevant person in charge of the People's Bank of China (hereinafter referred to as the central bank) said in an interview with the media on the current financial market situation that ...[Details]
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Bandpass filters (BPF) are widely used in applications where the passband is very narrow and any other frequencies outside the passband are attenuated. Formula (1) is the second-order bandpass tr...[Details]
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1. Commonly used control methods in frequency converters
1. Non-intelligent control method
The non-intelligent control methods used in AC inverters include V/f control, slip frequency con...[Details]
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Electromagnetic compatibility (EMC) refers to the ability of a device or system to work normally in its electromagnetic environment and not cause unbearable electromagnetic disturbance to anything ...[Details]
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Require (1) Use the 51 microcontroller to design a traffic light control system to achieve the purpose of dividing pedestrians and traffic flow. This system is mainly used at intersections, with mai...[Details]
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The "OFweek 2024 (13th) China Robotics Industry Conference" hosted
by OFweek, a Chinese high-tech portal, and organized by OFweek Robotics
was
successfully held in Shenzhen from April ...[Details]
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The difference between SMD 3014/3528/5050 3014/3528/5050 refers to the dimensions of the patch components: 3014: Component length 3.0mm, width 1.4mm Power: 0.1W 9-13LM one or two LM a gear Work...[Details]
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There are many types of smart homes, and various devices are incompatible, but this situation is expected to change recently. According to foreign media reports, Amazon, Google and Apple reached a ...[Details]
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The 80C51 microcontroller was developed on the basis of the 8051, which means that in the development of microcontrollers , the 8051 came first, and then the 80C51. The 8051 microcontroller and the...[Details]
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Determine whether the button is pressed. When it is pressed, the I/O port level is low, and when it is not pressed, it is high. Its checking process is: first set the corresponding I/O port to 1, t...[Details]
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There are 4 toggle switches above the buttons. Switches and buttons are very similar in principle and usage, but they have different uses - buttons will pop up when they are pressed and released, whi...[Details]
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Jiangsu Kunlun Interconnected New Energy Group Co., Ltd. (Kunlun New Energy) is a new energy technology company focusing on new energy storage and digital energy comprehensive solutions. The co...[Details]