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The 89C51 microcontroller is an 8-bit microcontroller. The most commonly used one is the AT89C51 produced by Atmel. It was the most used microcontroller chip when I was in school. Now it has been dis...[Details]
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CMOS single-supply amplifiers have benefited single-supply system designers worldwide. The main factors affecting the total harmonic distortion plus noise (THD+N) characteristics of dual-supply ampli...[Details]
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The 3.5-inch screens popular in the market are basically built-in drivers without controllers, which makes it difficult for users to use them. Basically, many friends choose ARM7 or ARM9 with LCD con...[Details]
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In modern daily life, the existence of various home appliances provides people with a variety of conveniences. At the same time, with the improvement of people's quality of life, the improvement of e...[Details]
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Li Hao, director of Huawei's Global Certification and Testing Center, pointed out that digital transformation is a huge growth point for Huawei's future business. Electroacoustics is a basic means of...[Details]
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The man who was obsessed with "making cars" earlier than Jia Yueting and used making cars as leverage was called Pang Qingnian. He once owned an "empire" called Youngman Automobile and once went over...[Details]
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Recently, Accelink Technologies stated on an interactive platform that the company has fully resumed work. Huawei is one of the company's important customers, and they have cooperated in the fields o...[Details]
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Green and low-carbon transformation is being further promoted, and new energy storage is entering the fast lane of development. According to data released by the National Energy Administration recentl...[Details]
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On October 12, EZVIZ held the "
Smart, No-Sense, No-Worry Cleaning - 2023 New Cleaning Product Launch Conference
" in Hangzhou, bringing two
new cleaning service robots
developed wit...[Details]
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A lock-in amplifier is a useful tool for measuring signal amplitude and phase. A data acquisition card can digitize the amplifier output signal, and software can calculate the amplitude and phase. A D...[Details]
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1. Before measuring, tighten the test rod wires into the two terminals respectively and adjust the meter pointer to the zero scale line.
2. Place the test rod connected to the terminal at two poi...[Details]
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High-power LED
lens
/reflector cup is mainly used for
focusing and guiding
high-power LED
cold light source
series products. High-power LED lens is designed according to the angle of d...[Details]
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Use external interrupt 0. When responding to an interrupt each time, port P1 outputs high
level in turn, causing the 8 LEDs to turn off and flash in turn.
1) Circuit design
ORG 0000H
...[Details]
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According tomedia reports, although technology is constantly developing, when it comes to research and development, nothing is better than evolution. Take jumping spiders, for example. Despite their ...[Details]
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O Introduction
To meet the needs of the CCTV (closed-circuit television) security industry to generate text and images and superimpose them on video images, MAXIM has launched the MAX7456 ...[Details]