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In some places where gas is frequently generated, because uncertain factors may lead to danger, it is necessary to detect gas all the time. So do you know what aspects should be paid attention to whe...[Details]
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On December 22, the Ministry of Industry and Information Technology organized China Telecom, China Mobile, and China Unicom to hold a symposium on the use of 5G frequencies. Tian Yulong, member of th...[Details]
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Foreign media recently reported that a security researcher with the ID "MG" has created a special Lightning data cable that allows hackers to remotely access your computer. Lightning data cables a...[Details]
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As August draws to a close, Apple’s new product launch is getting closer. Recently, Bloomberg published an ultimate prediction article, which revealed a lot of information about new iPhones, iPads...[Details]
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At present, in various electronic devices and modern communication equipment, feedback control circuits have been widely used to meet certain requirements or achieve certain technical indicators unde...[Details]
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Preface
Oil resource shortage and air pollution are two major challenges faced by mankind as it enters the automobile society. Governments, research institutes and major automobile manufac...[Details]
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Since the first rechargeable battery was invented in 1859, batteries have been developed for a century and a half. With the improvement of human science and technology and the advancement of manufa...[Details]
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It is very difficult to make your own boards without knowledge of hardware circuits. Let's talk about several common circuits in 51 microcontrollers. You can also evaluate your potential as a hardwar...[Details]
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The hardware is a mini2440 core board and another MCU learning board with a serial port (with DS18B20). The learning board continuously outputs the temperature value of DS18B20 with a baud rate of 192...[Details]
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Transformer Guide A transformer is a device that uses the principle of electromagnetic induction to change AC voltage. Its main functions include: voltage conversion, current conversion, impedance ...[Details]
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introduction
Mercury sphygmomanometers have some inherent disadvantages: first, the speed of deflation has a direct impact on the reading. The international standard deflation speed is 3-5 mmH...[Details]
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1 Introduction
With the advancement of industrial automation and the improvement of enterprise informatization, the distributed monitoring system with decentralized monitoring work and central...[Details]
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1 Introduction to Networked Intelligent Sensors
Networked intelligent sensors enable sensors to develop from single function and single detection to multi-function and multi-point de...[Details]
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One morning, you were driving to work as usual, when suddenly the car braked without your control, and no matter how hard you stepped on the accelerator, there was no response. You hurriedly got out ...[Details]
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OLED screen features
OLED only needs two layers of film and glass or plastic substrates, which is simpler than LCD. At present, the thickness of OLED display is about 0.5 to 1.8 mm. Its display eff...[Details]
DIY/Open Source Hardware
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