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Traffic lights, as the most important tool for directing traffic, have served people for 150 years. On December 10, 1868, the world's first set of traffic lights was born in the square of the Houses ...[Details]
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According to foreign media reports, researchers from the Department of Energy's Oak Ridge National Laboratory and the University of Tennessee, Knoxville have discovered a key material needed for fast...[Details]
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According to The Elec, Apple has actually removed screen maker BOE from its iPhone 13 supply chain after discovering design changes to its OLED panels. BOE, which has been supplying OLED screens fo...[Details]
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In the entire ARM architecture, in order to handle external interrupts, we have learned MMU, mode jump, exception, GIC, watchdog program in turn, all of which are for handling external interrupts.
de...[Details]
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Since ancient times, physicians have sought better ways to diagnose and treat patients suffering from disease or trauma inside the body. Examining and treating patients from inside the body in a mini...[Details]
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This refrigerator protection energy saver has the functions of low protection, overvoltage power control, etc. After trial, it is stable and reliable. This controller can also be used for other ho...[Details]
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From the perspective of energy consumption and environmental protection, gasoline engine models have high fuel consumption and high costs, and there are various obstacles to the development and popul...[Details]
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According to Taiwan Economic Daily, semiconductor sales are a key indicator of the development of the global technology industry, as semiconductors are needed in everything from smartphones to laptop...[Details]
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A digital water temperature control valve based on PIC16C71 single chip microcomputer is designed. The control valve uses NTC thermistor as temperature sensor, and a simple voltage divider circuit is...[Details]
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Ookla has just released a list of airports around the world that offer the fastest free Wi-Fi networks in the first quarter of 2022. The analysis focuses on mobile connections for free Wi-Fi pro...[Details]
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As a part of nature and society, enterprises should verify the meaning of existence and development in nature and society. While improving itself, SAJ Electric has been using more effective operati...[Details]
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1 U-boot source code structure The picture comes from Wei Dongshan's "Complete Manual of Embedded Linux Application Development" U-boot download address: ftp://ftp.denx.de/pub/u-boot/ ...[Details]
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SmartClass Fiber OLP-85 and 85P combine pass/fail fiber end-face inspection and optical power measurement (OPM) capabilities in one solution. The OLP-85 and 85P handheld optical power meters feature ...[Details]
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To learn about solar power generation, students from Flamson Middle School in Paso Robles, California, held a unique solar-powered car race on Friday and cooked delicious hot dogs in a solar oven.
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1. Lithium-ion battery (Li-ion)
Technical details:
Lithium-ion batteries are one of the most popular types of batteries in the electric vehicle market. They use lithiu...[Details]
Mobile and portable
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