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Although switching power supplies operate at frequencies far above the human hearing range, they can generate audible noise under certain load conditions. There are many possible sources for audi...[Details]
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In May 2020, SAE J3216 Taxonomy and Definitions for Terms Related to Cooperative Driving Automation for On-Road Motor Vehicles classified the collaborative functions of CDA (Cooperative Driving Autom...[Details]
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FSMC (Flexible Static Memory Controller) is a new memory expansion technology used by the STM32 series. It has unique advantages in external memory expansion and can easily expand different types of ...[Details]
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With the development of embedded systems, embedded MCUs need to add USB interfaces in order to communicate with USB host systems such as PCs. There are many solutions to this demand, but they all h...[Details]
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nRF24L01 Module General introduction and code for STM32F1, STM32F4, STC12 https://www.cnblogs.com/milton/p/14999884.html 2x4pin module and USB test board, Arduino configuration https://www.cnblogs.co...[Details]
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1. Application Background In recent years, with the rapid development of China's high-speed rail industry, the demand for high-speed EMUs has continued. The design and production of EMUs is a complex...[Details]
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This circuit is mainly composed of a light rod and four operational amplifiers IC1. IC1a is an amplifier. It uses the exponential forward conductivity of silicon diodes to convert the output of th...[Details]
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In the past two days, I studied the CRC algorithm at home because I needed to verify the data read by DS18B20 with AVR. I learned some methods on the Internet and finally figured it out. I wrote it i...[Details]
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Chapter 2 Creating a Root File System 2.1 Preliminary knowledge of the root file system In embedded Linux, a root file system needs to be built. The rules for building a root file system are in the ...[Details]
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Switching power supplies are widely used in electronic communications, military equipment, transportation, industrial equipment and other fields due to their small size, light weight and high effic...[Details]
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BYD Group released its 2019 semi-annual report, with the company achieving operating income of 62.184 billion yuan, a year-on-year increase of 14.84%; net profit attributable to shareholders of liste...[Details]
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Digital oscilloscopes are suitable for measuring fast pulse signals. They are also equipped with high-gain amplifiers, so they are highly sensitive and can observe weak signals. Digital oscilloscopes...[Details]
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About the Institute of Communications and Signaling
The Communication and Signal Research Institute is a high-tech enterprise affiliated to the China Academy of Railway Sciences (CARS) in the fie...[Details]
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Central topics:
OLED Technology Principle
Main features of OLED technology
Technology development bottleneck
OLED Industrialization Process
Solution:
Low c...[Details]
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Stanley Whittingham, 2019 Nobel Prize winner in Chemistry and professor at Binghamton University, State University of New York, delivered a keynote speech at the sub-forum "New Energy Storage Drivi...[Details]
MicroPython Open Source section
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