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Mo Dakang June 15, 2020 The United States continues to use national power to strangle Huawei and try to hinder its 5G progress. Although this new precision strike will not be implemented until Septem...[Details]

1 Introduction AT89C51 microcontroller systems often use A/D converters. Although parallel A/D converters have high speed and many conversion channels, they are expensive and occupy mor...[Details]

"Varistor is a term from mainland China, which means "the resistance value changes with the voltage within a certain current and voltage range", or "the resistance value is sensitive to voltage". ...[Details]

RF signal generator is a common electronic test and measurement instrument. Different from traditional function signal generator, it is mainly used to generate RF continuous wave signal or modulated ...[Details]

Unlike the charging stations we see today, many of the ones in Utrecht not only charge electric cars, but also feed the power from the car's battery into the local utility grid for use in homes and...[Details]

Gyroscopes can measure angular velocity along one or more axes, while MEMS accelerometers can measure linear acceleration, making them an ideal pair of complementary technologies. In fact, by com...[Details]

China Telecom USA said on Wednesday it plans to continue providing some services in the United States in 2022 after U.S. regulators revoked the company's authorization to operate telecommunications b...[Details]

      In the integrated development environment of Realview MDK, by default, debug files in *.axf format and executable files in *.hex format can be generated. Although these two file formats are ver...[Details]

Now let's take an 18" LED tube as an example to analyze the design ideas: Let's take the most commonly used 3528 lamp beads as an example. When LED lamp tubes first came out, due to the large price g...[Details]

The automotive industry is undergoing a major transformation to meet consumer demand to replace car keys with smartphones. With the popularity of "phone as key" technology, you no longer need a tradi...[Details]

When I first started learning about STM32 microcontrollers, I didn’t quite understand the rules of interrupt priority. Through today’s study, I have a new understanding of this aspect and I’ll record...[Details]

SMIC is the largest and most advanced foundry in China, with an annual revenue of more than 27 billion yuan, while TSMC is the largest and most advanced foundry in the world, with an annual revenue o...[Details]

"Changan has invested in Yinwang, please pay attention to it!" At 8:30 last night, I had just parked my car in the basement of the community when this message popped up in the work group...[Details]

The key to any good oscilloscope system is the ability to accurately reconstruct the waveform, known as signal integrity. Different systems and oscilloscopes with different performance have different...[Details]

On November 4, Li Rui, member of the Standing Committee of the Provincial Party Committee and Secretary of the Municipal Party Committee, visited private enterprises in Honghuagang District and Xinpu ...[Details]