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Main contents of switching power supply safety regulations
1. Safety distance regulations
2. Voltage Withstand Test Specifications
3. Insulation test specifications
4. Temperature test specif...[Details]
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Researchers have designed a new compact camera that uses metal lens arrays to manipulate light on flat nanopatterned surfaces to acquire high-quality, wide-angle images. This new approach cou...[Details]
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Among the common problems in the application of power modules, reducing the ripple noise at the load end is what most users are concerned about. So how to reduce the ripple noise of the module? The f...[Details]
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Target: SPI transmission between stm32 (battleship) and stm32 (mini) (battleship as slave, mini as master) Result: The pass was successful I won't write the code, you can use the one you searched...[Details]
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Currently, ChadeMO3.0 is also in the pre-release stage, and the official release will be this year together with the China Electricity Council. So the information we can find now is some ideas in des...[Details]
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Active Retarder and polarized glasses can reproduce full HD images, with minimal impact on image quality such as viewing angle and brightness. RealD of the United States and Samsung Electronics of ...[Details]
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Introduction: In recent years, solid-state LED lighting fixtures have become widely popular. The author here attempts to analyze the complexity of LED color technology and how to control it. In recen...[Details]
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Near Field Communication (NFC) NFC is another entry into the wireless "contactless" combination. It is a set of communication protocols, data exchange formats and standards. Designed for use in sm...[Details]
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The emerging craze for graphics-oriented electronic games in the Asian market is spurring huge demand for next-generation mobile phones with complex 3D graphics capabilities. This article helps engine...[Details]
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//Matrix keyboard scanning program
//Use flip recognition method (relatively less code)
#include reg52.h
#define uchar unsigned char
#define uint unsigned int
uchar key=0;
/...[Details]
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Google has been working on a foldable smartphone for quite some time, and the device was previously known as the Google Pixel Fold. Now, a new report from 9to5Google claims that Google’s first fold...[Details]
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Not long ago, iPad2 was launched amid the anticipation of Apple fans around the world, and is expected to continue Apple's legend. And a piece of news not long ago also made the medical field, whic...[Details]
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user: I want to buy a good clamp meter recently, and the first brand that pops into my mind is Fluke. Fluke started out by making multimeters and is recognized as a trump card in our industry. The qu...[Details]
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Bringing AI to the physical world through universal models
Recently, a company that officially announced its existence through Twitter and didn’t even have an official website, Physical In...[Details]
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Electric vehicle charging systems are evolving. Current AC Level 2 wall boxes, which typically use a 400V battery charging bus voltage, are migrating to DC fast charging (DCFC) systems that require...[Details]
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