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In the early hours of the day before yesterday, Apple brought the most disappointing system update in recent years. There is no screen-off display, no new UI design, no amazing black technology, only...[Details]
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Asynchronous reset compared to synchronous reset:
1. Under normal circumstances (the relationship between the reset signal and the clock is known), the biggest disadvantage is that the asynchrono...[Details]
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How much power can a transformer consume when it is plugged into a socket and not doing anything?
It's no secret that transformers are used in a lot of products. Walk around your home and you'...[Details]
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I have used STM32F103 to make some small things, and I thought it should be easy to migrate to F407. However, it is not so simple, and I have stepped on many pitfalls. This article mainly describes h...[Details]
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OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
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Introduction: What are some less commonly used techniques for oscilloscopes? For example, some techniques that are not accessible to novices but are often used by experienced engineers; for example, ...[Details]
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According to foreign media reports, a research team at the National Institute of Materials Science (NIMS) in the United States developed a polymer gel electrolyte with very high mechanical strength a...[Details]
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As the capacity of the power system and the voltage level of transmission continue to increase, the research and development of electronic transformers at home and abroad has now developed towards the...[Details]
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According to foreign media MacRumors, whistleblower Jon Prosser said that Apple is currently testing a new Face ID that allows users to unlock their iPhones while wearing masks or fogged glasses. Pro...[Details]
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This article summarizes the design points of a relatively mature circuit obtained after nearly a hundred modifications, including microprocessors, power devices , half-bridge drivers, overcurrent...[Details]
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DC/DC converters provide voltage isolation (input to output) of typically at least 1kVDC. This means that such converters can withstand a 1000VDC voltage test applied to the input and output pins f...[Details]
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With the development of technology, intelligent network technology will gradually become the main technology for the development of the automotive industry. With the help of computer, communication, ...[Details]
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C Code //GPIOA8 is LED0 //GPIOA13 is KEY0 only contains startup code STM32F10x.s #define GPIOA_CRL (*(volatile unsigned long *)(0x40000000+0x10000+0x0800+0x00)) #define GPIOA_CRH (*...[Details]
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1. LSL (or ASL) operation
The format of an LSL (or ASL) operation is:
General register, LSL (or ASL) operand
LSL (or ASL) can perform a logical (or arithmetic) left shift operation on the co...[Details]
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Recently, the well-known battery manufacturer Contemporary Amperex Technology Co., Ltd. (CATL) announced that its all-solid-state battery R&D team has expanded to more than 1,000 people and officia...[Details]
Microcontroller MCU
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