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The Cortex M3 kernel has three startup modes: A. The interrupt vector table can be located in the SRAM area through the boot pin setting, that is, the starting address is 0x2000000, and the PC poin...[Details]

WatchDog is essentially a timer counter. When the counter is decremented to 0, a notification (interrupt or reset) is generated. It is mainly used to solve the problem of abnormal operation such as...[Details]

　　1 Introduction 　　With the development of the electronics industry, the number of electronic components has increased dramatically, and the scope of application of electronic components has graduall...[Details]

1 Low power consumption wifi smart door magnet.　 　     It is the end of the year again, and thefts are at their peak. Have you taken security measures at home? If you have amnesia and don't know wh...[Details]

On January 15, the Ministry of Industry and Information Technology issued the "Notice of Approval of 81 Communications Industry Standards", which included "Key Components and Modules for Quantum Key ...[Details]

一、二极管箝位三电平技术 二极管箝位三电平拓扑由日本学者Nabae. A 等人在1980 年提出，经过近30年的发展，广泛应用于 电力 电子 技术的各个领域。二极管箝位三电平拓扑的优势在于，各个 开关 管承受的反向电压为直流母线电压的一半，可以用较低电压等级的 开关 管，组成较高电压等级的变流器。这个技术现在已经广泛的应用于中压大功率交...[Details]

In 2020, more than 200 semiconductor-related companies received a new round of financing, and the financing scale may exceed 32 billion yuan. Among them, the first quarter may exceed 3 billion yuan, ...[Details]

Digi-Key Electronics, a global distributor of off-the-shelf electronic components and automation products with a wide variety of products and fast shipping, recently announced that it will hold match...[Details]

Zimmer Biomet has announced that it has received FDA approval for its ROSA shoulder replacement system, which the company claims is the first robot for shoulder surgery . Shoulder join...[Details]

There are many single-chip microcomputer manufacturers today, and their products have different performances. Which model should we choose for specific situations? First, let's clarify two concepts: ...[Details]

1 Introduction There are many methods to measure rotor speed, but most of them are relatively complicated. At present, there are four main methods to measure rotation speed: mechanical, electromag...[Details]

introduce Electric motors play an important role in modern life. For safety, cost, and efficiency reasons, engineers, especially those working on hybrid electric vehicles (HEVs), often wan...[Details]

On April 23, Jiangsu Guotai released its 2021 annual report, stating that the company achieved operating income of 39.34 billion yuan in 2021, a year-on-year increase of 30.69%; net profit attribut...[Details]

On July 31, Chongqing Jiangjin Power Supply Company signed a strategic cooperation agreement with two companies to explore the commercial application of control master stations, realizing centraliz...[Details]

In automotive power systems, damage to DC-DC converters can be caused by a variety of factors. However, one of the main reasons is that the residual voltage of the surge TVS (overvoltage protector)...[Details]