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The car generator is the main power source of the car. Its function is to supply power to all electrical devices (except the starter) and charge the battery when the engine is running normally. The...[Details]
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The influence of temperature on measurement The measuring machine is a measuring and testing instrument, and its normal operating temperature should be 20℃±2℃. The length reference of the measuring m...[Details]
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In AArch64 state, SP corresponds to the following four physical registers (only one of the following can be corresponding at a time): SP_EL0 and SP_EL1 SP_EL2 SP_EL3 How to use it? 1. If the prog...[Details]
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Honeywell (NYSE: HON), a diversified, high-tech, advanced interconnected industrial company and one of the Fortune Global 500, signed a strategic cooperation memorandum with Sichuang Medical Technolo...[Details]
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Template testing is very useful in reliability verification tests of electronic products. Monitoring the failure rate of waveforms for a long time and locating the cause based on the failure wavefor...[Details]
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Since the microcontroller, watchdog has been indispensable. In various application environments, the program may run away or die. At this time, a watchdog is needed to ensure that the entire sy...[Details]
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Ji Chen's once enviable Tesla Model S 70D is now covered in dust. For nearly 600 days and nights, this luxury car, which cost nearly one million yuan, has been parked at the Tesla authorized repair...[Details]
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In actual engineering applications, the programming of 51 single-chip microcomputers is generally written in C language, and executable code is obtained through the corresponding compiler to improve ...[Details]
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Less than a week after the official release of iOS / iPadOS 14, the hacker team recently announced that it has successfully jailbroken some old devices that support upgrading to iOS 14. The checkra1n...[Details]
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According to foreign media reports, Blue World Technologies (BWT), a Danish methanol fuel cell system developer, has acquired a 15% stake in Danish Power Systems and will use the company's technology...[Details]
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Energy-saving initiatives, such as "80+ Titianium" for enterprise servers and cloud data center power supplies, and the EU Code of Conduct (CoC) Tier 2 for external power adapters, are turning power ...[Details]
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From analog monitoring to digital monitoring, from standard definition to high definition, etc., these all represent the transformation and change of the importance of security. The current video ...[Details]
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At the 2008 Beijing Olympics, six hydrogen fuel cell buses led the way for marathon runners. The futuristic, clean and pollution-free buses became a moving landscape at the time. Chen Quanshi, an ele...[Details]
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Just set the test range of the multimeter to the highest range of the AC range (1000 or 500, etc.) or higher than the voltage to be measured. Place it on the low-voltage distribution cabinet in the c...[Details]
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Today, I encountered a problem when I wrote the bootloader to initialize the clock. I wrote it down. For easy understanding, I have screenshots for most of them. Let me explain that the pictures ar...[Details]
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