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In the past, the choice between an equivalent-time sampling oscilloscope and a real-time oscilloscope was based on the need for bandwidth. However, with today’s high-performance instruments, this dis...[Details]
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【Contents of this chapter】
Understand the structural characteristics of ARM
Understand the working mode of ARM programming
Learn about ARM's internal resources
Understand ARM's exception handli...[Details]
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Here are some misunderstandings and precautions for beginners in learning C51. Special applications for experts are not included.
1) C is taboo to use absolute positioning.
I often see beginners ...[Details]
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With the increase of electrical appliances, there are more and more remote controls in life. Since the remote control and the electrical appliances are used one-to-one, it is easy to confuse the ...[Details]
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On October 11, 2023, the China Electric Vehicle Charging Infrastructure Promotion Alliance (hereinafter referred to as the China Charging Alliance) released the monthly data of the national electric v...[Details]
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The PIC series 8-bit single-chip microcomputer (RISC microcontroller) developed by Microchip Technology Inc. of the United States, especially the microcontroller with built-in second-generation Flash...[Details]
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The Feedback Control Systems course at MIT focuses on the design and analysis of control systems using classical control and state-space techniques. The course is open to both undergraduate and gra...[Details]
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At present, most of the lighting systems in teaching buildings and student dormitories in universities in my country are controlled by timing, which causes problems such as a large waste of electric ...[Details]
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DC tolerant current transformers have long been used to sense AC current in smart meters, but they have certain disadvantages and can be expensive. For some applications, resistive shunts are bette...[Details]
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1. introduction
In the past decade, the frequency range of shielded rooms used as microwave experimental infrastructure has been continuously expanded. The high-end frequency has increased from 1...[Details]
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The US-led multinational intelligence alliance "Five Eyes" said on July 30 that technology companies must allow law enforcement agencies to access encrypted data to prevent criminals from using it. T...[Details]
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China Mobile faces many problems in the expansion of its GSM network. First, the shortage of site resources is very prominent, which not only increases network investment, but is also more likely t...[Details]
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Thomas Schmall, a member of the Volkswagen Group Management Board and chairman of the supervisory board of PowerCo, a battery subsidiary of the Volkswagen Group, said that the Volkswagen Group hopes ...[Details]
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On the evening of February 22, Samsung held a new product launch conference in Chengdu, officially launching the Samsung Galaxy S22 series of mobile phones and Galaxy S8 series of tablets in th...[Details]
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The intelligent soft start cabinet is an electrical device used for starting and controlling motors. It controls the starting current and starting time of the motor to achieve soft starting and sof...[Details]