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definition
Photoconductive relay, abbreviated as PCR (full name in English: photoconductive relay), is assembled with solid semiconductor components - contactless switch (no mechanical contact...[Details]
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1. Introduction of the concept of counting Let's start with counting votes: draw a "positive". This is counting. Counting routines can be seen everywhere in life. For example: the counter on the t...[Details]
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With a traditional power tailgate and trunk, users need to hold down a button on the key fob to activate the hatch. This can cause great inconvenience, especially when the user is trying to open the ...[Details]
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Gartner, an international research and consulting firm, pointed out that in the second quarter of 2019, global smartphone sales to end users totaled 386 million units, a decline of 1.7%. The slowdown...[Details]
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According to foreign media reports, Transsion's Infinix Note 6 mobile phone was released. The phone uses a rear triple camera and has a stylus called X Pen. It is understood that the Transs...[Details]
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The following article is from The Banker Magazine, written by The Banker Magazine The original title is Author | Wu Yongfei, Wang Yanbo, Shen Yichen, Yang Xuan As one of the cutting-edge tec...[Details]
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The national standard stipulates that three-phase asynchronous motors are not allowed to be started directly in the following two situations:
① Rated capacity greater than 7.5kW;
②When po...[Details]
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According to Changjiang.com, at the National People's Congress, Liu Jiangdong and many other National People's Congress representatives jointly proposed to support Wuhan in accelerating the construct...[Details]
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notes:
(1) How to prevent KEIL from initializing RAM to zero?
1. Check KEIL Noinit
2. 1 You must also use the __at keyword to specify a region for variables that need to be retain...[Details]
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AbstractPhase noise is one of the most concerned technical indicators of clock and RF frequency synthesizer. There are many factors that affect the phase noise of the phase-locked loop, such as powe...[Details]
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Eaton’s eMobility business unit has introduced a battery disconnect unit (BDU) that, combined with upgraded Breaktor® circuit protection technology, provides circuit protection for electric vehicle...[Details]
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WPG Holdings, a leading semiconductor component distributor dedicated to the Asia-Pacific market, announced on February 23, 2016 that its subsidiary Pinjia has launched an automotive LED headlight dri...[Details]
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MEMS microphones capture wide bandwidth sound waves in the air, are small, have a high signal-to-noise ratio, high sensitivity, a flat frequency response, and a high acoustic overload point. While ...[Details]
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a) Purpose: Based on the success of the basic experiment, practice the serial port debugging method. After the hardware code is successfully completed, debug the printf redefinition nee...[Details]
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During Electronica, ON Semiconductor CEO Hassane El-Khoury was interviewed by Power Electronics News at the exhibition site, detailing the new 65nm BCD that ON Semiconductor brought and its future ...[Details]