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Liquid crystal display (LCD) is a commonly used display screen that is often used in many electronic products to display information in text or image format. LCD is used to display characters such as...[Details]
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Abstract: According to the spring spring torque and fatigue test method, an automatic spring spring torque and fatigue tester based on a single-chip microcomputer was developed. The hardware and...[Details]
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A previous article introduced the principle of LED luminescence. We only need to set the STC89C52 pin level corresponding to the light-emitting diode to a low level. OK, let's light up D1 D3 D5.
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· Power supply is an indispensable part of any electronic device. Some devices have their own power supply, while some devices, such as temperature and pressure sensors, need to be equipped with a ...[Details]
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Beijing time, August 25th morning news, Google and Apple banned software developers from using third-party independent payment systems. South Korea is dissatisfied with this and seems to intend to cu...[Details]
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X-ray fluorescence analysis is a fast, accurate and economical multi-element analysis method . At present, X-ray fluorescence analysis technology has been widely used in geology, metallurgy, chemic...[Details]
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SMT is the abbreviation of Surface Mounted Technology, which is the most popular technology and process in the current electronic assembly industry. It compresses traditional electronic components ...[Details]
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The design of anti-aliasing filters for delta-sigma data converters is significantly different from the design approach for SAR (successive approximation register) or pipeline (high-speed) converters...[Details]
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In the past,
LED
manufacturers
have developed large-size
LED chips
to obtain sufficient
white light LED
beams
in an attempt to achieve their desired goals. How...[Details]
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Due to the increasing demand for traffic, more and more circular induction coil detectors are used for traffic detection. These coils buried under the road surface can detect electromagnetic changes ...[Details]
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Recently, the communication transmission equipment of Foshan Nanhai Baotang Energy Storage Station was successfully connected to the Foshan regional network, and various business channels were succ...[Details]
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Apple is considering using an iPhone or Apple Watch to provide keyless access to its cars, according to foreign media reports. Compared with the current key card-based system, the use of Ultra Wideba...[Details]
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Frequency hopping communication is a multi-frequency frequency shift keying in which the carrier frequency changes according to certain rules. It ha...[Details]
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What is Automatic Cold Start? Under normal circumstances, if you want to download a program to an STC microcontroller, you must power on the STC microcontroller after the download software sends a do...[Details]
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The reason for using assembly is very simple, that is, the efficiency of assembly code. When the machine starts, the efficiency of assembly is used to initialize the hardware and provide...[Details]
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