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1 Introduction
LED is a green lighting source, and its main advantage is high luminous efficiency. With the progress of material science, its luminous efficiency will be greatly im...[Details]
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On January 8, Hikvision announced that it plans to convert its holding subsidiary EZVIZ Network into a joint-stock company and then spin it off to be listed on the Science and Technology Innovation B...[Details]
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Note: Before installing QWT, make sure QT has been installed. Including X86 and ARM versions of QT
Compile QWT under X86
1. Set environment variables
export PATH=/usr/local/Trolltech/QtEmbedded-4...[Details]
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In the computer field, stack is a concept that cannot be ignored. It is used in almost all C language programs we write. But for many beginners, stack is a very vague concept. Stack: a data structure,...[Details]
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The main methods of photovoltaic inversion
The direct downstream of the PV array output is the PV grid-connected inverter, so the design of the PV array must fully consider the compatibili...[Details]
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UART, I2C and SPI are the three most commonly used communication protocols in microcontroller systems. We have already learned the UART and I2C communication protocols. In this class, we will learn t...[Details]
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#include reg52.h #define uchar unsigned char #define uint unsigned int uint i; void main() { i=0; EA=1; //Open the general interrupt TMOD=0x01; //Use timer T0 working mode 1 ET0=1; //Timer T0 in...[Details]
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According to foreign media reports, 2Hire, a startup headquartered in Rome, Italy, announced that it has raised $6.19 million (about 43.3275 million yuan) in its Series A financing. This round of fin...[Details]
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Power Analyzer Principle Traditional active power meters are usually designed for industrial frequency or medium frequency sine wave measurement, so they can only meet the active power measuremen...[Details]
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Before iOS 14, how did we clear a home page on the home screen? Or maybe you subconsciously categorize apps and place them in different folders, which is what we have been doing since the birth of ...[Details]
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Step 1: Schematic and Components In the picture you can see the schematic, it is very simple to build it The components you need are: 3 x 1K5 (resistors); 3 x LED (5mm); 2 alligator claws (black an...[Details]
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Working principle of variable frequency motor
When it comes to the construction principle of variable frequency motors, it is simply the combination of motors and frequency converters. Through...[Details]
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A complete set of PLC programs is not as simple as just making the system run. It also requires complete annotations, sophisticated architecture, good scalability, a complete alarm protection syste...[Details]
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Wireless charging for mobile phones is already commonplace, but have you ever thought that cars can also be charged wirelessly? Dreams have become reality. Recently, a patent of Geely Automobile may ...[Details]
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In recent years, with the diversification of wireless communication services such as online games and streaming content, the demand for faster data transmission and shorter waiting time has increased...[Details]
Automotive Electronics
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