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The emergence of LED lamps has changed the entire lighting market, replacing the original halogen lamps and fluorescent lamps (CFLs) in buildings and streets. Engineers often compare LED lamps fr...[Details]
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1. The internal circuit structure of a certain bit of the P1 port is shown in the figure below. Among the P0, P1, P2, and P3 ports of the 51 single-chip microcomputer, the P1 port has the sim...[Details]
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1. Introduction
In order to improve system reliability, most computer rooms now use N+X parallel redundant or dual bus UPS configuration solutions. In previous solutions, the number of UPS hosts ...[Details]
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In desktop, notebook and server applications, hard disk is an indispensable storage medium. The traditional connection interface between hard disk and computer motherboard is parallel ATA interface. I...[Details]
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On October 20, at the 2021 Yunqi Conference, Zhou Ming, vice president of Alibaba Group and head of Alibaba Cloud Infrastructure, said that Alibaba Cloud will accelerate the use of clean energy in ne...[Details]
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At the end of July, a new OnePlus phone with model number KB2001 appeared on the Geekbench 5 benchmarking platform. It is equipped with a Snapdragon 865 SoC and 8GB of RAM, running Android 11. F...[Details]
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1. Pseudo-instructions
Pseudo-instructions are written for the assembler. The assembler translates the pseudo-instructions into assembly instructions with the same function based on the actual...[Details]
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As emission requirements become increasingly stringent, naturally aspirated large-displacement models are gradually disappearing, and V10 naturally aspirated engines have become a belief. Earlier t...[Details]
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The NXP i.MX93 processor has two Ethernet controllers, of which eqos is a TSN network controller.
Another Fec Ethernet peripheral enables devices to transmit and receive data compliant with t...[Details]
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Beautiful music can be heard in every street and alley, but do you know how the audio transformers that work hard behind these beautiful sounds transmit these sounds? What are the differences betwe...[Details]
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The latest report released by market research firm Counterpoint Research shows that iPhone XR is the world's best-selling smartphone in the third quarter, with a market share of 3%. So far, iPhone XR...[Details]
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What are Class A and Class B amplifiers?
Class A amplifier and Class B amplifier are two common categories of power amplifiers.
Class A Amplifier is a power amplifier whose working princi...[Details]
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Smart homes have continued to grow over the past decade, both in terms of the number of devices on the market and the number of homes with them installed. According to recent statistics from Futureso...[Details]
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I have done some USB downloading stuff before, and now I have put it on u-boot-2010.06-rc1. There is a USB download code on the Internet, which can be downloaded here: http://blogimg.chinaunix.net/b...[Details]
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As the core of new energy electric vehicles, onboard batteries are directly related to vehicle life, mileage, vehicle economy, and safety, all of which depend on the performance of the battery mana...[Details]