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As of the end of April, the 2022 annual reports of 36 listed companies in Guizhou have been disclosed, and they have achieved good results in profitability, asset quality, financing scale, etc. The to...[Details]
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The development of new energy vehicles and future policies once again became one of the focuses of this conference. Xin Guobin, Vice Minister of the Ministry of Industry and Information Technology, s...[Details]
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The simulation schematic diagram of the intelligent frequency meter is as follows The microcontroller source program is as follows: #ifndef main_c //test ok #define main_c #endif #include "mai...[Details]
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OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
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I. Introduction The key code for jpg decompression in this article comes from a blog: https://blog.csdn.net/u012372584/article/details/50618739 If you want to understand the jpg decompression c...[Details]
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1. Introduction With the development of power electronics technology, power electronic devices are being used more and more widely, resulting in a large number of nonlinear loads pouring into the pow...[Details]
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There are two types of spherical LED displays in terms of production:
1. Whole spherical LED display. Generally, such a ball is relatively small, with a diameter of about 2 meters, and can be ...[Details]
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The clamping circuit is a circuit that clamps the output potential at a certain value and keeps it unchanged. The working principle of the clamping circuit: Assuming the diode is an ideal element, wh...[Details]
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It is very easy to change the brightness of LED by adjusting the forward current. The first thing that comes to mind is to change its driving current, because the brightness of LED is almost direct...[Details]
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Bose's flagship noise-canceling headphones, the QC35 II, appear to be launching a new version that focuses on gaming experience. Foreign media 9to5Google discovered a new revelation by...[Details]
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1.Application background Electrical pyrotechnics use electrical energy as the initial excitation energy to cause the combustion or explosion of the agent inside the pyrotechnics. They are widely used...[Details]
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Intel Capital was founded in 1991. So far, it has invested in 1,560 companies in 57 countries and regions around the world, with more than 670 successful exits. These figures are a testimony to the f...[Details]
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I just found a description in the STM32 related documents that code can be run in RAM. Therefore, some of the following descriptions of STM32 are wrong. STM32 can run instruction code in SRAM. In orde...[Details]
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The turbine flowmeter is a new type of velocity meter, which has the advantages of high accuracy, good repeatability, simple structure, high pressure resistance, wide measuring range, small size, lig...[Details]
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Repair of the sliding joint of the telescopic antenna
The main reason for the failure of the sliding joint is that the elastic support sheet (thin phosphor copper sheet) at the...[Details]