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3.1 Obtaining the linux-4.9.2 source code Why choose 4.9.2 for porting? Because the Yaffs file system cannot keep up with the new Linux source code, the compilation process will cause a lot of erro...[Details]
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Working principle: This circuit can remove the singing voice in stereo and leave only the accompaniment music. The song in the stereo signal is input from the 2 (inverting input terminal) and 3 (non-...[Details]
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With the advancement of science and technology and the continuous improvement of the quality of life, people require faster, more convenient and more comfortable services in consumption; at the sam...[Details]
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Regulators usually block mergers when competing companies suddenly want to merge, but they have recently become more stringent about vertical mergers between companies that are not competing with eac...[Details]
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0 Preface Since 2013, smart watches, bracelets, and glasses have gradually entered the public eye and become the objects of pursuit by "trendsetters". This year is recognized by the industry as th...[Details]
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Main technical indicators of transformer characteristic comprehensive tester: ● Motor capacity: AC220V ● VA output: 1000V/1 (stand-alone) ● Transformation ratio output: 600A/5V (stand-alone) ● Detect...[Details]
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In today's automobile market, some domestic models priced just over 100,000 yuan have begun to be equipped with L2 assisted driving systems as standard, while some high-end car brands have begun stra...[Details]
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Oscilloscopes are the most commonly used instruments in the field of time domain measurement. Due to the advantages of digital storage oscilloscopes in data processing, waveform data retention an...[Details]
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Recently, when I visited a forum, I saw many people discussing 51 single-chip microcomputers. Some people said that 51 single-chip microcomputers should be learned because they are the foundation; oth...[Details]
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In addition to understanding and memorizing the basic formulas, electricians also need to be able to use relevant calculation tables. For example, commonly used physical quantities and their units,...[Details]
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To meet efficiency and form factor requirements, switch-mode power supply manufacturers continue to adopt new semiconductors and circuit topologies while adhering to higher power integrity standards....[Details]
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Abstract: A contactless power supply circuit for wireless mouse, which includes two parts: contactless power supply primary circuit and secondary circuit. The power supply device adopts USB power s...[Details]
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Thermistors are a type of sensitive components, which are divided into positive temperature coefficient thermistors (PTC) and negative temperature coefficient thermistors (NTC) according to their t...[Details]
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The CCS C compiler includes a library of example programs for many common applications. Each example program contains a header with instructions on how to run the example, and if necessary, the wiring...[Details]
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Designing a high-frequency transformer is a difficult point in the power supply design process. Taking the feedback current discontinuous power supply high-frequency transformer as an example, we w...[Details]
Discrete Device
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