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When using the STM32 microcontroller, I like to use library functions. Since there are too many registers of STM32, it is too troublesome to set up if the registers are used directly. In addition, th...[Details]
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This experiment CPU: s3c2440 LCD: 4.3 inches Resolution 480*272 TFT-LCD Model AT043TN24 V.1 The s3c2440 LCD controller supports: ①1/2/4/8bpp palette display mode, 16bpp/24bpp non-palette displa...[Details]
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In many bioelectric signal testing processes, it is necessary to amplify the output signal of the sensor with high internal resistance and weak signal from DC component to the...[Details]
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Reuters exclusively reported on January 18, citing three people familiar with the matter, that the Biden administration is reviewing the cloud business of Chinese company Alibaba on the grounds of "n...[Details]
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Using a single-chip microcomputer (or single-board computer) to play music is probably one of the issues that radio enthusiasts are interested in. This article starts with the basic experiment of sin...[Details]
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1. The use of serial bus technology can greatly simplify the hardware design of the system, reduce the size of the system, and improve reliability. At the same time, the system is extremely easy to...[Details]
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With the rapid development of the Internet of Things (IoT), digital sensors and network technologies are increasingly used to connect devices and systems to achieve more applications. The key techn...[Details]
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OLED displays have a wide range of advantages, such as high color gamut, good viewing angle, fast response time, etc. However, OLED displays also have some defects of their own, such as low brightnes...[Details]
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Digital voltmeters have been designed and developed in many types and styles. Traditional digital voltmeters have their own characteristics. They are suitable for manual measurement on site. To compl...[Details]
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In the early morning of August 18th, Beijing time, Cisco today released the company's fourth quarter and full-year financial report for fiscal year 2022. The report shows that Cisco's net revenue in ...[Details]
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From the block diagram of the DC motor drive control circuit, we can see that the drive control circuit has a simple structure and is mainly composed of four circuits. Among them, the photoelectric...[Details]
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The standard library function stdio.h provided by the CVAVR system provides a getchar() function, which uses polling to receive data from USART. The polling method is not only inefficient, but also ca...[Details]
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Orifice flowmeter is a commonly used flow measurement instrument, which is widely used in industry, metallurgy, shipbuilding, water conservancy, environmental protection and other fields. When the ori...[Details]
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Many ARM beginners want to have a system that they can use, but they often have a wrong understanding that the higher the processor version and the higher the performance, the better, just like many...[Details]
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As the payment field moves towards digitalization, protecting digital identities and transactions becomes increasingly important. In addition to standard contactless payment cards, biometric p...[Details]
Analogue and Mixed Signal
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