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1. Introduction After the development of LED lighting, due to its own characteristics of being green, energy-saving and efficient, it has gradually begun to replace traditional lighting sources...[Details]
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One of the highlights of P89LPC952 is that it has two serial ports. Recently, I tested the first serial port UART0 and it passed smoothly. But the second serial port UART1 was not smooth. I searched ...[Details]
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It is a 20~200NS analog delay circuit with 10 levels
Function of the circuit
Most analog signal delays use BBD devices, which can achieve a delay time of several millisecon...[Details]
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The anti-lost personal positioning system is developed using GPS/GSM technology. The system is used to search and protect lost children or mentally retarded elderly people. The system uses GPS posi...[Details]
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High-Side Current Sensing Circuit Using a Precision Differential Amplifier
One technique for high-side current sensing is to first attenuate the current sense signal a...[Details]
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For the blocking of wireless signals, a broadband signal blocking technology is adopted to solve the problem that ordinary blocking equipment can only work in a specific narrow frequency band and can...[Details]
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An announcement about a company's asset sale attracted industry attention. Shengli Precision, a manufacturer in the mobile phone industry chain, recently announced that the company has signed a frame...[Details]
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According to foreign media reports, after the first phase of the Shanghai Super Factory went into production and the second phase began construction, and the Berlin Super Factory completed land level...[Details]
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Puzhong 51-Single-core-A2 STC89C52 Keil uVision V5.29.0.0 PK51 Prof. Developers Kit Version:9.60.0.0 Hard Knowledge Excerpted from "Popular 51 MCU Development Strategy" and "24C02/24C04/24C0...[Details]
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Preface: Driven by the dual trends of digitalization and networking, perimeter security intrusion detection devices have also ushered in new changes and breakthroughs. On the one hand, the applica...[Details]
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Compared with AC motors, DC motors have advantages such as excellent speed regulation performance, convenient speed regulation, smoothness, and a wide speed regulation range, so they are still wide...[Details]
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How to adjust the electric contact pressure gauge Electric contact pressure gauges are widely used in petroleum, chemical industry, metallurgy, power stations and other industrial sectors or in s...[Details]
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Introduction
With the development of information technology, the Internet of Things (IOT) has attracted more and more attention from enterprises and scholars. Although the exact definition of the In...[Details]
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The most reliable way to judge the quality of a high-voltage transformer is to conduct a "separate power-on" test on the high-voltage transformer. Remove the high-voltage transformer from the machine...[Details]
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If you are an auto technician, vehicle technician or auto mechanic, you may find this cheap yet powerful car battery charger circuit very handy as it can be used to charge all types of car and moto...[Details]
Industrial Control Electronics
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