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STM32 can also generate triangular waves. Different from the previous generation of sine waves and step waves, it does not need DMA to help draw points to draw the waveform, but can generate triangula...[Details]
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3.2 Smoke detection alarm hardware circuit design
3.2.1 Signal acquisition and preamplification circuit
The output signal of the sensor is generally weak, and needs to be amplified, filtered, an...[Details]
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This paper applies Radio Frequency Identification (RFID) technology, combines the reader-writer device set on the road surface and the radio frequency tag installed on the vehicle, and designs an au...[Details]
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Over the past few months, there have been rumors that Samsung plans to order OLED panels from LG Display for its TVs. But now, the company has officially denied these rumors. Samsung said it will no...[Details]
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(i) The operator must be proficient in and strictly follow the operating procedures. (ii) When taking or transporting the microscope, be sure to hold the arm with one hand and support the base with ...[Details]
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On October 10, according to 9to5mac, Apple will launch the iPhone 15 series in the second half of next year. The top version will be equipped with the Apple A17 Bionic chip, which uses a 3nm process ...[Details]
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According to China Unicom's official Weibo, on May 15, Shandong Unicom opened the province's first 5G SA end-to-end commercial network and completed the province's first 5G SA commercial network voic...[Details]
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According to Jiwei.com, the U.S. Department of Justice has intervened in the case in which the U.S. Federal Trade Commission (FTC) accused Qualcomm, a major mobile phone chip manufacturer, of monopol...[Details]
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On October 16, Beijing time, BlackBerry announced that its QNX software system has been installed in more than 255 million cars worldwide, an increase of 20 million vehicles compared to last year a...[Details]
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Battery discharge tester TKXFD-PLUS battery discharge monitor is specially designed for battery pack verification discharge experiment, capacity test, battery pack daily maintenance, project acceptan...[Details]
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Don't write code like this:
n=(++i)+(++i);
n=(++i)+(++i)+(++i);
Take a look at the compilation and you'll know why:
Compilation of n=(++i)+(++i);(i=5):
00401090 mov ecx,dwor...[Details]
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A simple circuit is shown in Figure A, where UJT constitutes a self-excited oscillator, and its output signal is added to the control electrode of the thyristor SCR. By adjusting the potentiometer R2...[Details]
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The Hainan Provincial Department of Housing and Urban-Rural Development and the Hainan Provincial Fire and Rescue Corps have issued technical standards for the construction of electric vehicle chargi...[Details]
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Multimeter, also known as multiplexer, multimeter, three-meter, complex meter, etc., is an indispensable measuring instrument in power electronics and other departments. It is generally used to measu...[Details]
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We’ve already seen that improving the efficiency of an electric vehicle’s powertrain can increase its range. Aside from purely mechanical solutions, such as using larger (or multiple) electric moto...[Details]