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I use S3C2410. See the attached start.s. I have been puzzled by the part about NAND flash startup. It is said that when booting from NAND FLASH, the first 4KB should be mapped to NGCS0, and the code i...[Details]
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Although many people believe that Apple's iPad tablet computer is aimed at Amazon's Kindle e-book, the market craze caused by tablet computers has not actually caused a substantial impact on the e-...[Details]
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The biggest advantage of the clamp ammeter is that it can measure current without power failure. Clamp ammeters are mainly divided into two categories: pointer type and digital type. Clamp ammeters c...[Details]
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In the past, I have always been puzzled about what "ARM exceptions, interrupts and their vector tables" are, and how they are implemented. I didn't expect that today I came across the chapter on ARM ...[Details]
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Incineration can be traced back to the origin of civilization. We can see in early cities that incineration has been used to reduce waste for thousands of years. Incinerators are a kind of harmless t...[Details]
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Content of the speech Hello everyone, I am Ren Yannan who is sharing today. I am very honored to communicate with you. What I will share today is within my knowledge, and I also hope to ask you for a...[Details]
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1. Serial port mode 0 application programming The serial port mode 0 of the 8051 microcontroller is a shift register mode. By connecting an external serial-input and parallel-output shift register, a...[Details]
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Product introduction: The 8230 single-phase power quality analyzer is designed for use by electrical technicians or installers, and electrical maintenance departments. It is economical and easy to us...[Details]
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With the development of high-performance electronic display technology, the degree of electronicization of automobile instruments is getting higher and higher. High-tech products such as multifu...[Details]
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The XC9133 series is a step-up DC/DC converter chip with fixed operating frequency and constant output current. It is very suitable for driving the backlight LED of electronic devices such as mobil...[Details]
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In modern industrial control, the most commonly used human-machine interface is still a combination of keyboard and LCD. There are still some problems in replacing the previous human-machine interf...[Details]
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On June 10, Shanghai Silicon Industry Group Co., Ltd. (stock code: 688126, stock abbreviation Shanghai Silicon Industry) held the third extraordinary shareholders' meeting in 2022, and reviewed and v...[Details]
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Abstract: Aiming at the high cost and complex circuit design of three-primary color LED (Light Emitting Diode) driving, a three-primary color high-power LED driving control solution is designed. Th...[Details]
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WWDC 2019 is approaching, and foreign media have been frequently reporting news recently. Previously, there was news that iPhone sales in 2019 had declined significantly, which would undoubtedly affe...[Details]
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Recently, at a busy energy storage power station construction site, the 2.5MW liquid-cooled energy storage inverter innovatively launched by Kehua Digital Energy is being installed in an orderly ma...[Details]