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Isolation transformer power supply circuit diagram
In the maintenance of PLC, it is found that many electromechanical equipment controlled by PLC adopt three-phase four-wire power supply, direct...[Details]
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Image (audio, video) acquisition and processing are core technologies in modern building automation, video intercom, video conferencing, and remote real-time monitoring systems. The video intercom ...[Details]
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Problem 1 (not related to the compilation software): The printf statement is added to the program to realize serial port output, but the redirection function fputc is not written. There is no warning ...[Details]
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As a convenient, safe and reliable DC power source, batteries have been widely used in the fields of electricity, communication, military, etc. Temperature is an important parameter of batteries. It...[Details]
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The supply and demand relationship in the market has always been a concern of every consumer and supplier. Consumers always want to buy products with the least money, while suppliers always want to...[Details]
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USB communication technology is widely used due to its features of easy to use, hot plug, fast speed and low power consumption. Based on this, this paper proposes a USB communication technology bas...[Details]
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About PID proportional regulation: it is to respond to the deviation of the system in proportion. Once the system has deviation, proportional regulation will immediately produce regulation to reduce ...[Details]
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/script script src="http://pagead2.googlesyndication .com/pagead/show_ads.js" type=text/javascript /...[Details]
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This is the clock integration module of ARM, mainly want to introduce the clock system of ARM.
S3C2440 has 2 PLLs (phase-locked loops), one is mpll and the other is upll
PLL (Phase Lock...[Details]
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How to adjust the speed of variable frequency motor
The variable frequency motor is regulated by a frequency converter. A frequency converter is an electronic device that converts the power su...[Details]
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In engineering, nondestructive testing (NDT) is often used to detect defects in equipment and components. Traditional NDT methods include ultrasound, eddy current, magnetic powder, coloring, etc. How...[Details]
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According to official news from Great Wall Motors, Great Wall's subsidiary Weishi Energy has recently overcome the difficulties in the fuel cell industry and achieved large-scale mass production of a...[Details]
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The photovoltaic power generation project of the Ingusa Group in Guadalajara, Mexico has been completed. This project is currently the largest rooftop photovoltaic power generation project in Mexic...[Details]
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News Highlights: ● The world’s first all-in-one solution that combines secure element (SE), near field communication (NFC) and ultra-wideband (UWB) precision ranging technology ● Achieve excellent...[Details]
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With the advancement of science and technology and the development of automobile technology,
the era of
intelligent driving
has arrived, and intelligent driving technology has become the foc...[Details]