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On August 21, Quartz Holdings released its semi-annual performance report, achieving operating income of 441 million yuan in the first half of 2021, a year-on-year increase of 42.63%; net profit attr...[Details]
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In 2019, WM Motor’s cumulative sales reached 16,876 units, and the WM EX5 became the single model with the largest delivery volume among new car-making forces in 2019. However, compared with the 10...[Details]
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China Energy Storage Network:
Since the beginning of summer this year, Shanghai has carried out three demand response pilots of different scales and types, exploring the construction of a dem...[Details]
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Function Block Diagram Benchmarking
Benchmarking activities focus on two areas:
• Benchmarks that correspond to building blocks of functional block graphs. For example, deep learning infe...[Details]
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In motor control, it is very important to obtain the motor rotor position in real time. The motor speed can be calculated by monitoring the position of the motor shaft or mechanical equipment. When...[Details]
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On the morning of March 25, foreign media macrumors reported that Samsung will add a third folding screen device to its smartphone series this year, which may have a unique curled shape. Othe...[Details]
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1. Place the megohmmeter stably and firmly and clean the surface of the object to be measured to ensure correct measurement. 2. Correct wiring: The megohmmeter has three terminals: line (L), ground (...[Details]
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Recently, Tencent Technology (Shenzhen) Co., Ltd. disclosed a number of patent information, including the patent for "autonomous driving methods, devices, equipment, media and vehicles based on artif...[Details]
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This review starts with the Tamron 28-75mm F/2.8 Di III RXD from last year: thanks to its excellent portability, large aperture of F2.8 and good image quality, the author has watched this lens rise f...[Details]
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For most data acquisition systems, the acquisition object is generally a large signal, that is, the amplitude of the useful signal is much larger than the noise. However, in some special occasions, th...[Details]
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Recently, a delegation from Shenzhen Metro Group Co., Ltd. visited EAST for inspection and exchange, and held a liaison meeting on the design of the power subsystem of the communication system of S...[Details]
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Engineers usually use multiple groups of cheap small-capacity batteries in parallel to achieve the larger battery capacity required by UPS. If multiple groups of batteries with poor performance uni...[Details]
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NeuraMatrix, a domestic brain-computer interface company, has completed a multi-million dollar Pre-A round of financing, led by Matrix Partners China. Tianyancha shows that Ningju Technology has pr...[Details]
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I have been working on an ADC program and have always wanted to learn how to configure DMA. I have never understood what DMA is used for and I still feel it is useless. After a little configuration, ...[Details]
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Let’s look at an example:
1testMMU.c code:
2testMMU.c code:
The effect of running the two codes at the same time is as follows:
It can be seen that two program...[Details]