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After understanding the ARM-related assembly instructions, combined with the suggestions of the experts on the Internet, I began to read the u-boot startup code. The analysis process is now recorded ...[Details]
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A few days ago, I saw that my lithium battery vacuum cleaner ran out of power at home. However, after it was fully charged, it ran out of power again after a while. The battery clearly showed that th...[Details]
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(Image source: Ottopia official website) According to foreign media reports, Ottopia, a technology company headquartered in Tel Aviv, Israel, announced a partnership with DENSO Corporation of Japa...[Details]
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The DMTa analytical measuring transducer marketed by ProMinent reliably measures pH value, temperature, redox value, chlorine concentration and conductivity in all areas of the process industry.
In...[Details]
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The system uses the GSM remote communication system to control the operation of the air conditioner and other equipment in the car. Users can achieve human-computer interaction through text message...[Details]
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This lecture mainly implements the implementation of usart TX, which is mainly divided into several parts of application 1. Implementation of USART 1 Tx polling (with printf implementation) 2. Im...[Details]
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Industrial high-power power supply equipment must have high reliability, excellent voltage stability, low power loss, super strong anti-interference ability and low electromagnetic radiation interf...[Details]
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According to Jiwei.com, increasing the screen-to-body ratio of mobile phones is a common topic in the field of smartphones. In order to increase the screen-to-body ratio, major manufacturers have als...[Details]
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China Energy Storage Network News:
During the National Day holiday, the construction site of the Hongqiying 220 kV transmission and transformation project in Chongli District, Zhangjiakou Cit...[Details]
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As the requirements and dependence of automobiles on control systems increase, the design module of AD sampling has become an important component of automobile controllers. The results of AD sampli...[Details]
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China produces tens of thousands of mobile phones every year, but mobile phone test equipment is quite expensive and the test speed is generally slow. According to conservative estimates, each test...[Details]
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On the morning of April 29, the Financial Times reported that Apple will face new competition charges from the European Union, this time regarding the iPhone's mobile payment system. Apple wi...[Details]
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With the improvement of environmental awareness and technological advancement, new energy vehicles are increasingly favored by consumers. One of the core components of new energy vehicles is the powe...[Details]
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The constant current and constant voltage in the power supply
are achieved by connecting the op amp to negative feedback. There is also a device with a structure very similar to the op amp, w...[Details]
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DC regulated power supply design circuit
This DC regulated power supply circuit consists of a bridge rectifier circuit and a three-terminal voltage regulator circuit.
Integrated DC regulated p...[Details]