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1. Introduction:
The application of interrupt technology has greatly improved the effective use rate of CPU and effectively improved the utilization rate of resources. The performance of inter...[Details]
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Abstract: This paper makes a detailed analysis and comparison of the factors that affect the reliability of military PWM switching power supplies, and puts forward some suggestions for improving ...[Details]
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The network analyzer can accurately measure the incident energy, reflected energy and transmitted energy of the network under test, and analyze the characteristics of the network. It is widely used i...[Details]
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BOE (Beijing Oriental) grassroots people's congress representatives participated in the National Two Sessions and actively proposed high-quality development of the display industry On March 5, 202...[Details]
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1. Generation of
atomic absorption
spectra
As we all know, atoms of any element are composed of atomic nuclei and electrons orbiting the nucleus. The electrons outside the atomi...[Details]
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As the flagship model of Xiaomi's tenth anniversary, Xiaomi Mi 10 has received widespread attention from the industry. Recently, Micron Technology officially announced that Xiaomi Mi 10 will use Micr...[Details]
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KJ006 is mainly suitable for AC phase control of bidirectional thyristor or anti-parallel thyristor circuits powered by AC. It can be directly powered by the AC power grid without the need for extern...[Details]
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There are many types of oscilloscopes. According to different measurement fields and requirements, there are general-purpose oscilloscopes and special-purpose oscilloscopes. Functionally, there are ...[Details]
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NXP Semiconductors announced the launch of new MCU products KW39/38/37 in the KW3x microcontroller (MCU) series. KW39/38/37 adds features such as Bluetooth 5.0 long-distance transmission and Bluetoot...[Details]
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Traditionally, electrical signals are viewed in the time domain using an oscilloscope. The time domain is concerned with the characteristics of electrical signals: recovering the relationship betwe...[Details]
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Sound can be represented by analog or digital audio signals. Analog audio signals use voltage levels. Different types of transducers convert sound into electrical signals and electrical signals int...[Details]
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Many contents in this article refer to the friendly arm's instruction document "mini2440 U-boot transplantation detailed manual-20100419", and the U-boot version used is u-boot-2010.03 Note: The pu...[Details]
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Research in artificial intelligence (AI) has made amazing progress, and the uses of computers have continued to expand. Machines can perform certain tasks faster and more accurately than humans. A go...[Details]
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According to foreign media reports, the European Union has officially launched an antitrust lawsuit against Apple. This is the first time the EU has filed an antitrust lawsuit against Apple. This m...[Details]
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Maxim's MAX7219 chip is used for dynamic scanning display driver. The chip has 8x8 static RAM, dynamic scanning circuit, and segment and bit drivers that can store display information. It is connec...[Details]