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In recent years, general-purpose computer systems represented by PCs have achieved rapid development in both hardware and software, and the computing speed of processors has reached the order of 1 bil...[Details]
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Nowadays, the application scope of DC energy meter is rapidly expanding, including DC energy measurement in trolleybus, tram, subway vehicle, electric vehicle and photovoltaic power generation, and...[Details]
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In today's global energy shortage and increasing environmental pollution, LED has a broad application space due to its energy-saving and environmentally friendly characteristics. LED lamps are comp...[Details]
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Radio Frequency is the abbreviation of high-frequency alternating electromagnetic waves. It is widely used in vehicle monitoring, remote control, telemetry, small wireless, wireless meter readi...[Details]
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I was very happy to get LPC1114 a few days ago, and I also started the journey of LPCXpresso platform. I have always used Keil/MDK for development, so when I got the LPCXpresso LPC1114 development boa...[Details]
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Abstract: Aiming at the fixed frequency peak current mode PWM boost DC-DC converter. A design method of a current loop compensation circuit with simple structure and easy integration is given. The ...[Details]
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On December 15, Silex Microsystems announced that its wholly-owned subsidiary, Sweden's Silex Microsystems AB, signed a "Share Acquisition Agreement" with Germany's Elmos Semiconductor SE. Sweden's...[Details]
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If the systems around us could detect and react to changes in their environment, it would undoubtedly revolutionize our lives. A wireless sensor network is a system where a number of distributed se...[Details]
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The common method for judging whether the vacuum degree of vacuum tube is deteriorated is the power frequency withstand voltage method. This method can only judge the arc chamber with serious vacuum ...[Details]
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1. Introduction
As the next generation of Web standards, HTML5 has many eye-catching new features, such as Canvas, local storage, multimedia programming interface, WebSocket, etc. It has two major ...[Details]
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Sensitivity One of the main uses of a spectrum analyzer is to search for and measure low-level signals. The ultimate limitation of such measurements is the noise generated by the spectrum analyzer it...[Details]
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In recent years, information technology based on microelectronics and computer technology has developed rapidly, and ultrasonic non-destructive testing instruments have also gained unprecedented dev...[Details]
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Recently, I saw a friend asking a relatively basic question, probably asking: What are the common methods for programming microcontrollers? Let’s talk about the three common methods of burning prog...[Details]
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There are 4 toggle switches above the buttons. Switches and buttons are very similar in principle and usage, but they have different uses - buttons will pop up when they are pressed and released, whi...[Details]
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At present, there are basically three types of railway crossings: manned, manned and unmanned. For a long time, the railway department has invested a lot of manpower and material resources in manne...[Details]
Test/Measurement
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