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Samsung announced today that the Galaxy S22 Ultra has allowed Samsung to set a new Guinness World Record in a category called "Most simultaneous unboxings - multiple locations." This record...[Details]
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With the rapid development of new energy vehicles in recent years, power batteries have become a hot topic. Currently, most new energy vehicles use lithium-ion batteries and fuel cells as their mai...[Details]
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Zuosi Auto R&D released the "Research Report on the Development of Gesture Interaction in China's Automobiles in 2022-2023", which conducts analysis and research from four aspects: gesture interactio...[Details]
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During maintenance work, if we need to test whether the serial port has any problems, our general measurement method is:
1. After connecting a serial port device such as a mouse or serial port commun...[Details]
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Capacitive pressure sensor
Capacitive pressure sensor
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Capacitive pressure sensor
capacitive type pressure transducer is
a press...[Details]
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The third session of the 13th National People's Congress was held in Beijing. BOE (BOE Technology Group Co., Ltd.) launched AI temperature warning system, AI information release system, digital signa...[Details]
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100dB dynamic range logarithmic generator
The circuit has a 100dB dynamic range, which is equivalent to a 50-fold change in input voltage. ...[Details]
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A lot has changed since IEEE Spectrum released its ranking of programming languages last year, but one thing that remains constant is Python's dominance. Since it's impossible to find out which l...[Details]
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The chip MC34063A is used to connect simple external components to form a step-down circuit, which outputs 5 V voltage to provide power for the microcontroller ATMEGA16. The circuit is shown in the fi...[Details]
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1 Introduction
With the rapid development of power electronics technology, thyristor soft start devices have emerged. The start-stop technology of three-phase asynchronous motor...[Details]
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A spectrum analyzer is a superheterodyne receiving device with a display device. It is an instrument for studying the spectrum structure of electrical signals. It is used to measure signal parameters...[Details]
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Popular apps during the pandemic have major security risks Today, most people rely more on mobile applications, whether for online shopping or remote work, which poses a greater challenge to ensur...[Details]
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There were relatively few new phones released in February. Huawei's Mate X2 folding screen phone eliminates creases, and the Redmi K40 series has a high cost-performance ratio. Which new products are...[Details]
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Abstract:
In the harmonic analysis of power systems, the analog-to-digital conversion (ADC) circuit is one of the main links that affect the system detection performance. The harmonic analysi...[Details]
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First, the ARM pseudo instructions include:
ARM machine code
Define class directive
Operation directives
ARM machine code:
In fact, any processor ...[Details]