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Since Codivilla reported bone lengthening in 1904, limb lengthening has been developed for more than 100 years. The theory of slow bone regeneration by stretching has been formed and continuously i...[Details]
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Recently, the second batch of Beijing's new technology, new products (services) certification in 2019, jointly organized by six major departments including Beijing Municipal Science and Technology Co...[Details]
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RTC Usage Instructions
The registers involved in the RTC of STM3f10x are three major types of registers: RCC, BKP and RTC; among them, RCC mainly controls the power enable and clock enable of the re...[Details]
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China Energy Storage Network:
At the Huawei media communication meeting held during the 2021 MWC Shanghai Conference, Zhou Taoyuan, Vice President of Huawei and President of Digital Energy Pr...[Details]
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In this article, the editor will introduce the working principle of the 4×4 column keyboard of the PIC microcontroller to help everyone increase their understanding of the PIC microcontroller keyboar...[Details]
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Lynk Labs Inc. filed a lawsuit in the Western District Court of Texas on Tuesday local time, accusing Samsung Electronics of infringing its U.S. Patent No. 11019,697 (the "697 Patent"), claiming that...[Details]
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There are those who become famous overnight, and they are all made through hard work. When talking about China's infrastructure hard technology going overseas in the past 20 years, there are only tw...[Details]
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This is the schematic diagram. From the rightmost side of the diagram, there is a resistor array, which means eight resistors are packaged together. The characteristic of the resistor array here ...[Details]
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Introduction: This article introduces the differences and uses of data storage in flash and RAM in AVR microcontrollers. The avr microcontroller is based on the harvard architecture, with separate ...[Details]
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When talking about Meizu, many people have a special feeling for this brand. It started out as an MP3 player. From the launch of its first mobile phone M8 till now, it has not had any eye-catching ma...[Details]
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The FCC standards for walkie-talkies mainly include CFR47 Part15B, Part90 and Part95. Part15B mainly covers EMC testing, Part90 mainly covers RF testing for professional walkie-talkies, and Part95...[Details]
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On August 16, 2023, Dalianda Holdings, a leading international semiconductor component distributor dedicated to the Asia-Pacific market, announced that its subsidiary Shiping launched a 3D printer so...[Details]
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On November 1, at the "GCL Night" event of the 8th SNEC International Energy Storage Technology, Equipment and Application Conference and Exhibition, Honeycomb Energy and GCL Group reached a strate...[Details]
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LED flashlights have the advantages of energy saving, durability, and strong brightness. They are very popular. Here is a classic circuit for making LED flashlights for your reference.
1.1.5V low-...[Details]
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In some DC/DC converters, the on-chip cycle-by-cycle current limiting may not be sufficient to prevent failure during a short circuit. A nonsynchronous boost converter provides a direct path from t...[Details]