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The instrument used to measure high-value resistance and insulation resistance is called a megohmmeter. Now the new products are usually called insulation resistance testers or insulation resistance ...[Details]
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The well-known PWM switching power supply uses the sampling of the output voltage as the feedback voltage of the PWM controller. The feedback voltage is adjusted through the error amplifier inside th...[Details]
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On the morning of July 28, a report from foreign media Insider stated that Apple’s third-party repair partner in the United States, CSAT Solutions, is a "sweatshop." Although most Apple produ...[Details]
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When we are doing product development, we rarely understand these conceptual things. I went to learn more about it later, and today I will share these concepts with friends who have the same problem....[Details]
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This paper proposes a residential electricity management solution based on embedded Linux system. The system structure is shown in Figure 1. The entire residential electricity management system is ...[Details]
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Beijing time, May 27th morning news, according to people familiar with the matter, Tesla is about to take measures to deal with the global chip supply shortage, including prepaying funds to ensure ch...[Details]
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1 Overview
Digital audio compression technology provides a more effective method for audio storage and transmission. There are many audio compression technologies, and their complexity, audio ...[Details]
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This paper proposes a wireless automatic meter reading system with good communication quality, low cost, reliable operation, economy and practicality. It can accurately and timely copy the data of ...[Details]
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Recently, Leapmotor launched a technology that allows drivers to experience the fun of "Subject 2" driving. This driving technology called NAC can realize the system control of the accelerator and br...[Details]
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The port pull-up register controls the pull-up resister enable/disable of each port group. When the corresponding bit is 0, the pull-up resister of the pin is enabled. When 1, the pull-up resister is ...[Details]
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The Mobile World Congress (MWC), held in Barcelona, Spain every February, is the most important annual event in the field of smartphones and mobile communications in the world. Many smartphone manu...[Details]
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On the morning of May 9, since the launch of the first generation of AirPods in December 2016, Apple has begun to fully explore its potential in audio headphone products. Now, their wireless h...[Details]
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After understanding the assembly before kernel startup, let's take a look at the formal C language startup code, that is, our start_kernel function. start_kernel is quite large, and each function call...[Details]
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Samsung Electronics' shipments of LCD panel smartphones exceeded those of OLED panel models in 2021, BusinessKorea reported. The former is relatively cheaper than the latter. Analysts said the ...[Details]
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Intelligence and lightweight have become the development direction of the future automobile industry, and advanced automotive materials have become an important part of it and a hot topic of concer...[Details]
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