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On December 23, 2021, WPG Holdings, a leading semiconductor component distributor dedicated to the Asia-Pacific market, announced that its subsidiary Youshang has launched a 65W PD power adapter so...[Details]
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Function of the circuit
Phase shift circuit is a circuit that makes the sine wave phase advance or lag. Phase shift circuit can also change SIN wave into COS wave. For 3-phase A...[Details]
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Recently, Redmi's annual flagship mobile phone Redmi K40 was officially released. It has won countless attention with its extremely high cost performance. It not only has strong performance, bu...[Details]
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The Sino-US trade war has not yet completely ceased, and Japan and South Korea are already fighting each other. With such a bad economic and trade situation, this year may really be the zodiac year f...[Details]
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The principle of waveform display and waveform stability of pseudo-oscilloscope
Principle of waveform display:
When the measured signal is connected to the Y-axis of the oscilloscope, i.e. the Y-a...[Details]
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In the development of embedded Linux, the commonly used storage devices are NorFlash and NandFlash. Among them, NandFlash is more widely used because it is inexpensive and suitable for high-density an...[Details]
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introduction
DC regulated power supply is a relatively common electronic device, which has been widely used in many fields such as electronic circuits, experimental teaching, scientific resea...[Details]
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Last month, at ISSCC 2022, Marco Cassis, President of STMicroelectronics’ Analog, MEMS and Sensors Group and Head of the Company’s Strategy, Systems Research and Application Innovation Office, introd...[Details]
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In the North American market, there are two directions that GM must consider: one is how to compete with medium and large SUVs and pickup trucks, and the other is how to electrify American muscle c...[Details]
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China is beginning to mass produce silicon anode materials for commercial use in the lithium battery market, and single-walled carbon nanotubes play a key role in improving the performance of silicon...[Details]
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Memory management in C language is mainly implemented based on malloc and free. Malloc is mainly used to allocate memory, while free is used to release memory. Although we are already familiar with t...[Details]
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There are many manufacturers of cable finders on the market, with various types and varying quality. When testing network cables, two staff members must be present at the center and on site to operat...[Details]
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Test platform: Mini2440 Sonic X35 Lcd Linux-2.6.29 u-boot 2008.10 Experimental thoughts: Speaking of this screen, it is really laborious. The LCD schematic diagram is different from others, and the...[Details]
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With the development of integrated chip technology and computer technology, the intelligence of instruments and meters is constantly improving. Many operations that were originally adjusted manually a...[Details]
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Embedded digital oscilloscope is an intelligent measurement terminal device developed in recent years that integrates multiple functions such as display, measurement, calculation, analysis, and rec...[Details]
Test/Measurement
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