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People who buy smart home cameras generally have the following two needs: the first is that there are elderly people, children or pets at home who need to be taken care of, but they cannot stay at ho...[Details]
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Puyuan spectrum analyzers are widely used in many fields such as enterprise research and development, factory production, education and teaching. Especially in the era when domestic instruments are b...[Details]
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Everyone in the user community loves IEEE 802.11-based
wireless networks
these days
. But IT loves them. The high-speed, 100-plus-Mbps 802.11n standard has not been finalized, and coverag...[Details]
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For the noise of switching power supply, besides the chip itself, the layout design is the most important. Here are some related tips. Many concepts about EMI are universal. Let's talk about some key...[Details]
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Text/Reporters Dang Yali and Suolang Doji
Looking at the majestic Mount Kailash in the distance, Tashi, a farmer and herdsman from Purang County, Ngari Prefecture, Tibet, said excitedly: "The ...[Details]
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The oscilloscope probe is the connection between the oscilloscope and the device under test. The selection of the oscilloscope probe will directly affect the signal quality of the oscilloscope input....[Details]
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On July 29, Shaanxi Hanzhong High-tech Zone and Shenzhen Lixin Semiconductor Co., Ltd. (hereinafter referred to as Lixin Semiconductor) officially signed an integrated circuit R&D project with a tota...[Details]
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The discrete component touch switch circuit is shown in the figure below. The circuit consists of a sensing amplifier, a memory, an AC driver, etc. When a finger touches the insulated metal plate, a ...[Details]
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Introduction The car of the future will drive the convergence of many technologies. Electrification, sensors, connectivity, cloud computing, big data and AI are closely linked in autonomous vehicle...[Details]
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Environment and code introduction
Environment and source code
Because sometimes we need to thoroughly understand some details in C, it is necessary to look at the assembly. First of all, ...[Details]
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Just set the test range of the multimeter to the highest range of the AC range (1000 or 500, etc.) or higher than the voltage to be measured. Place it on the low-voltage distribution cabinet in the c...[Details]
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// Use hardware timer to generate adjustable width PWM signal //ICC-AVR application builder : 2020/3/23 10:29:05 // Target : M8 // Crystal: 11.059Mhz // #include iom8v.h #include macros.h // #defi...[Details]
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Digital potentiometers can be widely used to control or adjust circuit parameters. Due to the bandwidth limitation of digital potentiometers, they can only be used in DC or low-frequency applicat...[Details]
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Recently, the 13th "Songshan Lake China IC Innovation Summit Forum" was held in Songshan Lake, Dongguan. At the conference, Professor Wei Shaojun, chairman of the IC Design Branch of the China Semico...[Details]
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As the basis of power batteries, new energy vehicle cells determine the performance of the entire battery system, whether in terms of structural form such as cylindrical, square shell, soft pack, o...[Details]