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The 2011 International Solar Photovoltaic Conference and Exhibition (SNEC) opened today in Shanghai. As a leading supplier of chemical material solutions, Dow Chemical participated in this exhibiti...[Details]
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Automobile production has been hit by chip shortages. Research firm IHS Markit has significantly lowered its forecast for small car production from 2021 to 2023, lowering its forecast for small car p...[Details]
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1. Design ideas
In the single-chip microcomputer application system, if dry batteries or rechargeable batteries are used for power supply, there is a problem of continuous battery voltage drop. I...[Details]
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I. Introduction Chenxi Dabotan Hydropower Station is located in Chenxi County, Hunan Province, in the middle stream of the main stream of Yuanshui River. It is the eighth cascade power station of...[Details]
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According to Jiwei.com, the "Guangdong Province Action Plan for Cultivating World-Class Electronic Information Industry Clusters (2019-2022) (Draft for Comments)" was recently released, which mention...[Details]
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After returning to the domestic market, realme has released a number of surprising products, including the previously released "quad-camera velociraptor" realme Q, and the recently released 64-megapi...[Details]
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On May 5, OmniVision Technologies, Inc., a leading developer of advanced digital imaging solutions, announced the launch of a new matching image signal processor (ISP) OAX4000, which provides design ...[Details]
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1. Interrupt Overview
Interrupt technology is a resource sharing technology widely used in microcomputers.
Interrupt
An interruption means that when the CPU is executing a prog...[Details]
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pre //****************************************************
/*
Function of the program: write data into AT24C02, then read it back
and assign it to port P2 to display the running ligh...[Details]
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This design consists of STC89C52 microcontroller circuit + raindrop sensor circuit + stepper motor drive circuit + light detection circuit + button circuit + power supply circuit. 1. If it is dark,...[Details]
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China Great Wall Technology Group Co., Ltd. (hereinafter referred to as "China Great Wall") stated on the investor interaction platform that the news that the company has successfully developed the c...[Details]
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1. Development Environment
Host : VMWare--Fedora 9
Development board: Mini2440--64MB Nand
Compiler: arm-linux-gcc-4.3.2
2. Implementation steps
1. Hardware schematic analysis. From th...[Details]
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This street light (Energy Seed), which is currently still in the conceptual stage, uses LED lighting design. Therefore, it requires less electricity than traditional street light bulbs and has a lo...[Details]
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Although LED lights are not as bright as incandescent lamps containing xenon or halogen, three or four LEDs put together can produce 10-20 times the light of ordinary batteries. Therefore, they a...[Details]
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Battery packs are increasingly valued as a very important component in the development of new energy vehicles. Converging technologies and production levels and an increasingly saturated market hav...[Details]