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O Introduction
With the improvement of living standards, people have higher requirements for the comfort of clothing. The research scope of clothing comfort involves three basic areas: physica...[Details]
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The rocket launcher distribution box plays an extremely important role in the completion of the rocket launcher's combat mission. It mainly controls the height and direction of the rocket launcher an...[Details]
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2.3.2 Interface circuit
The functions of each pin of the font chip GT21L16S2W are as follows: Pins 1, 2, 5, and 6 are SPI interfaces, where: 1 (CS#) is chip select input, 2 (SO) is serial data ou...[Details]
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In the past month, I have read a lot of advertisement-style LED driver IC introductions, and I feel that there is nothing new, that is, the IC is not made into a real LED dedicated driver, and there ...[Details]
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Recently, the 17th Annual Meeting of Deans (Department Heads) of Electronic Information Colleges in Chinese Universities, hosted by the China Electronics Society and attended by more than a hundred u...[Details]
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BlackBerry has announced the launch of the first cloud-based BlackBerry® Intelligent Security solution, which leverages adaptive security, continuous authentication and artificial intelligence (AI) t...[Details]
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According to the GSMA, the number of global cellular IoT connections will reach 3.2 billion in 2024. Qualcomm Technologies, Inc. today launched the world’s leading energy-efficient single-mode NB2 (N...[Details]
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introduction
With the rapid development of industry, there are more and more occasions where humans are exposed to harmful gases, which causes more and more harm to humans themselves. In steel mi...[Details]
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In the previous routines of running lights, we are used to "bits". One bit is the on and off of a light, but the instructions we learned are all introduced with "bytes": byte movement, addition, subt...[Details]
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On November 3, the 2020 National Science and Technology Awards Conference was held in Beijing. Academician Wang Dazhong, an internationally renowned nuclear energy scientist, was awarded the countr...[Details]
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For some reason, Youshan Company has not released a good u-boot. We have ported the 2008.10 version of u-boot before, and recently, we ported the 2009.08 version of u-boot.
After the transplan...[Details]
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As energy prices rise and various "green" programs are successfully implemented, private companies and government regulators are gradually increasing their requirements for power supply manufacture...[Details]
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According to Xinhua News Agency, at the 2021 National Industrial and Information Technology Work Conference held by the Ministry of Industry and Information Technology on December 28, Minister of Ind...[Details]
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1. Forward operating current If:
It refers to the forward current value when the light-emitting diode emits light normally. In actual use, IF should be selected to be below 0.6·IFm according t...[Details]
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This is the circuit design of a Class D power audio amplifier using IC MD7120 as a MOSFET driver. MD7120 is used to drive four N-channel MOSFET transistors operating on both sides of the H-bridge s...[Details]
DIY/Open Source Hardware
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