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According to Jiwei.com, "Today's Hi3559AV100 price is 4700 per piece." This news went viral in WeChat groups a few days ago. The price of an AI security chip, which once cost around 400 yuan, has mor...[Details]

0 Introduction With the advent of the "post-PC" era in 2000, the development of electric meters has entered the "intelligent" era from the "mechatronics" era, which is marked by the transforma...[Details]

High-precision programmable constant current power supplies are widely used in instrumentation, sensor technology and testing. In the past, most programmable constant current source circuits used P...[Details]

The batteries used in digital multimeters are generally 9V laminated batteries, but not all of them are rechargeable. There are 3 types of stacked batteries: 1. 9V carbon battery, also known as 6F22 ...[Details]

　　introduction 　　Due to various reasons, there are current harmonics in the power grid. Due to the existence of power grid impedance, the harmonic current flows through the power grid impedance, whic...[Details]

Before iOS 14, how did we clear a home page on the home screen? Or maybe you subconsciously categorize apps and place them in different folders, which is what we have been doing since the birth of ...[Details]

Data from the Power Battery Application Branch show that from January to October this year, the installed capacity of power batteries for new energy vehicles in China reached 46.18GWh. Among them, sq...[Details]

ARM storage system: System control coprocessor CP15 for storage management in ARM: Contains 16 32-bit registers, numbered 0 to 15. In fact, there may be multiple physical registers corresponding to s...[Details]

Let me first talk about my original intention of debugging     A while ago, I saw that my brothers and sisters in the lab were bored, so some of them DIYed. Someone made an electronic clock with a BF...[Details]

As the leader in traditional automobiles, Toyota not only has strong capabilities in engine and vehicle R&D and manufacturing, but also has profound technical accumulation in automobile safety. Rec...[Details]

　　 Switching power supplies have become the protagonist of our circuit design, and can even be said to have become an inseparable part of the industry's development. Compared with traditional linea...[Details]

Recently, power battery companies have been intensively rushing to the capital market. On the evening of November 23, Ganfeng Lithium Industry issued an announcement stating that the board of director...[Details]

According to foreign media TechNave, whistleblower @RODENT950 claimed that Huawei may be testing a new 1/1.5-inch camera, which may be used in the Huawei Mate 30 series. The whistleblower @RODENT95...[Details]

(Image source: UCSD official website) According to foreign media reports, a research team led by the University of California, San Diego (UCSD) found that the root cause of the failure of lithiu...[Details]

Today, let us walk into the production workshop of CATL and see how this battery cell, which is being fought over by Volkswagen, BMW and Mercedes-Benz, is manufactured. A battery cell is...[Details]