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In fact, it takes a lot of hard work to load and run the kernel of the Android system, because everything is difficult at the beginning. At the beginning of a system, there are no resources to use....[Details]
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Comparison of several used MCUs (personal opinion) for reference by selectors and beginners
51 series microcontroller
Many people use it, and there is a lot of information. There is no need for t...[Details]
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With the development of people's interest in high altitude and the need for research, more and more scientific experiments have been moved to the air by researchers, and balloon sounding and drone ...[Details]
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Foreign media reported that last month, Google Pixel 4 explicitly disabled the 90Hz "Smooth Display" feature for a few applications. One of them was Tencent's WeChat, but it looks like WeChat will so...[Details]
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It is inevitable that anti-theft alarm products will enter the vast civilian market. However, the lack of knowledge of ordinary people about anti-theft products is becoming a "stumbling block" for the...[Details]
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The automotive industry is one of the key sectors driving the development of artificial intelligence (AI) as it works towards the ubiquitous benefits of autonomous vehicles and advanced driver assist...[Details]
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Buzzers are divided into active and passive, and this source is the oscillation source. The active one can make a sound by giving a high level directly (it can also be driven by a low level). Passive...[Details]
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Section 1 Absolute Address Access C51 provides three methods to access absolute addresses: 1. Absolute macros: In the program, use "＃include " to use the macros defined in it to access absolute addr...[Details]
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pre //****************************************************
/*
Function of the program: write data into AT24C02, then read it back
and assign it to port P2 to display the running ligh...[Details]
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1. Interrupt priority Although the interrupt priority setting can manage resources more reasonably, if too much content is written in the interrupt, it may cause another interrupt to never enter. For...[Details]
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NovaThor L9540 is a high-performance smartphone and tablet chip announced by ST-Ericsson, combining the most advanced application processor with an LTE/HSPA/TD-SCDMA multi-mode modem platform solutio...[Details]
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On May 24, the 2023 World Power Battery Conference press conference was held in Beijing. It was announced at the meeting that this power battery conference will be held in Yibin, Sichuan from June 8 ...[Details]
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Some applications require an adjustable current source to control or bias another system. Current adjustment may only be required once during the useful life of the product, most often on the product...[Details]
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Section 8: Serial Port Application
1. Use the AT89C52 microcontroller with a crystal frequency of 22.1184MHz, and the serial port application working mode 1 to send data out at a baud rate of 9600bps...[Details]
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An embedded system is a "dedicated computer system that is completely embedded in a controlled device and designed for a specific application." According to the definition of the British Institute of...[Details]
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