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Brightness control method of LED large screen
There are two ways to control the brightness of LEDs. One is to change the current flowing through the LED. Generally, the continuous w...[Details]
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After briefly analyzing Nissan's e-POWER hybrid system, as well as BYD and Great Wall's plug-in hybrid systems, many people have become interested in the 48V mild hybrid system used by European and d...[Details]
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Artificial intelligence has been developing rapidly in recent months. Microsoft announced that it will work with research lab OpenAI to invest $1 billion to build "general artificial intelligence" (A...[Details]
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Gas analyzer is a tool used to analyze and test gas components. With it, data on the types and contents of certain components can be obtained. However, gas analyzer is not a simple tool. It is not a...[Details]
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The high reliability and long life of DC/DC converters for satellites are one of the basic conditions to ensure that they complete their flight missions. However, people's understanding of the reliabi...[Details]
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At present, the backup power supply of communication base stations mainly relies on small air-cooled diesel generators, whose main fuel is diesel. There are many inconveniences in the use of diesel...[Details]
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The lowest frequency that a multimeter can measure is 3 Hz. To make accurate measurements, pay attention to the following points. Be careful to select the correct AC filter setting. The AC filter sm...[Details]
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In-system Programmable Flash Program Memory The ATmega48/88/168 has 4/8/16K bytes of in-system programmable Flash for storing program instruction code. Since all AVR instructions are 16-bit or 32-bit...[Details]
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Experimental phenomena: One EB2530 (terminal A) is defined as the transmitting module, and the other EB2530 (terminal B) is defined as the receiving module. Press the button on EB2530 (terminal A) to...[Details]
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introduction
Nucleus PLUS is an operating system kernel designed by ATI Corporation of the United States for embedded system applications with high real-time requirements. About 95% of the Nuc...[Details]
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The measurement method is the same as that of the AC voltage amplitude, and the reading is: T = t/div×number of grids. t/div is the time indicated by each grid in the horizontal direction. If the hor...[Details]
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Here is a 10+10W stereo amplifier made with TDA2009A power amplifier integrated circuit (see picture). Due to the use of dedicated integrated circuits, its production becomes very simple and its pe...[Details]
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0. Introduction
At present, the boost circuits used for white light driving mainly include inductive DC-DC circuits and charge pump circuits. Inductive DC-DC circuits have problems such as EMI, w...[Details]
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Reviewing the six shortcomings of the "basic state machine pattern" again, only the sixth shortcoming cannot be solved in the above-mentioned "combination pattern of state machine and event structure"...[Details]
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Recently, I was working on a smart lock project. Today, I encountered a problem about interrupts. Therefore, I came back to learn about interrupt configuration. As the saying goes, sharpening the kni...[Details]