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What is a crystal oscillator? The full name is quartz crystal oscillator, which is a high-precision and high-stability oscillator. Through a certain external circuit, a sine wave with stable frequen...[Details]
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"Burning money to build cars, the winners are Li Bin and Weilai, and the losers are Jia Yueting and LeEco." "For all speculators who choose to enter the car manufacturing market, they can stop tem...[Details]
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Development board: s3c2440
The driver module program is as follows:
#include linux/types.h
#include linux/fs.h
#include linux/mm.h
#include linux/errno.h
#include linux/module.h
#include ...[Details]
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The first generation Snapdragon 8+ and first generation Snapdragon 7 Mobile Platforms deliver advanced mobile experiences for flagship and premium smartphones
Key points:
...[Details]
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The development of my country's instrumentation industry shows signs of entering a new track. The transformation and upgrading of the instrumentation industry is constantly advancing, and more emergi...[Details]
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After appearing in multiple regulatory agencies, the Samsung Galaxy M12 has now passed the FCC certification, indicating that the new phone will be available on the market soon. Unfortunately, the FC...[Details]
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The basic principle of thermal conductivity hydrogen analyzer is to determine the composition of the gas based on its thermal conductivity, that is, to determine the content of a certain gas in the ...[Details]
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introduction
The voltage regulator provides a continuous and stable voltage to the subsequent circuits. Some applications can accept relatively large voltage fluctuations, while some appli...[Details]
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The service life of solar photovoltaic cells is as long as 25 to 30 years. Some domestic manufacturers have already provided customers with a 25-year warranty. We know that solar photovoltai...[Details]
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introduction
According to incomplete statistics, electric shock accidents and fires caused by leakage in my country cause thousands of deaths and billions of economic losses every year, ...[Details]
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Acoustic Emission Study on Polarization Corrosion of LY12CZ Aluminum Alloy
The polarization corrosion behavior of LY12CZ aluminum alloy in 3.5% NaCl solution was studied using acoustic emission tec...[Details]
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Overview Amino acid analyzer is an analytical instrument that uses classic cation exchange chromatography separation and ninhydrin post-column derivatization to analyze the component contents of prot...[Details]
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Figure 3+1 protection circuit
According to the requirements of relevant departments of our country, as shown in Figure 1, Class C lightning arresters have been installed on communicati...[Details]
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O Introduction
With the rapid development of infrared detection technology, the amount of data to be processed by today's infrared real-time image processing system is getting larger and la...[Details]
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This afternoon, Lv Qianhao, head of ZTE's mobile strategic development department, posted on Weibo announcing that the company's Axon 10 Pro 5G version has officially landed in Austria. Some...[Details]
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