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I just read some knowledge about single chip microcomputers. The first one is about the flashing of LED lights. The principle of LED lights is to add voltage. It has a current limiting resistor, a di...[Details]
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This article is reproduced from Microsoft's release about chatGPT's ability to expand into the field. The following content selects part of the content about chatGPT's control arm to complete the p...[Details]
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Jiwei.com reported on January 19 that yesterday many people found that Huawei Mall and APP ports had completely removed Honor products, including mobile phones, tablets, routers, smart wearables, etc...[Details]
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1 Introduction In the design of embedded computer systems, the setting of keyboard display devices is often considered. Although there are many solutions to meet the requirements of keyboard disp...[Details]
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OPPO released the new OPPO Reno5 K on February 25, but the company did not confirm its pricing and availability at the time. Recently, the Reno5 K is finally on sale, with a starting price of 2,699 y...[Details]
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The two circuits introduced here have good performance and are suitable for DIY. The two 100kΩ resistors and two 1600pF capacitors in the figure determine the oscillation frequency of the RC series-p...[Details]
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1. Coil pulse test principle
Coil pulse test schematic
In the figure above: C1: Energy storage capacitor
C2: Resonant capacitance
Cp: Equivalent parallel capacitance at both ends of the co...[Details]
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In the half-bridge converter shown in the figure, the primary side of the transformer flows current throughout the entire cycle, the magnetic core is fully utilized, and the withstand voltage require...[Details]
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The new battery developed by the MIT research team is as thin as paper and can turn any surface into a power source. Image source: Physicists Organization Network
Engineers fro...[Details]
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The general principle of mobile phone wireless charging is the process of converting electrical energy into magnetic field, transmitting the magnetic field through the air, and then converting the ma...[Details]
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Like any IP block, memories must be tested. But unlike many other IP blocks, memory testing is not a simple pass/fail test. Memories are typically designed with redundancy to account for process defec...[Details]
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This paper proposes a perpetual calendar design based on the AT89C51 single-chip microcomputer. This solution uses the AT89C51 single-chip microcomputer as the core, and forms a hardware system with ...[Details]
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According to foreign media reports, SBG Systems will launch the Quanta series of inertial navigation systems (INS) for the first time at the INTERGEO exhibition in Stuttgart, Germany. The system is d...[Details]
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In the past year , due to multiple factors such as the economic recovery after the epidemic being less than expected and weak demand, the global semiconductor industry has encountered a ...[Details]
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In the process of instrument application, there are many kinds of influencing factors of online gas analyzers and the changes are more complicated. It is difficult to effectively control these influen...[Details]