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Building security systems are used in many system topologies, from simple alarm systems to complex sensor networks, all reporting to a master security panel that serves as a hub. Depending on their d...[Details]
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Introduction: This article mainly introduces voltage reconstruction in motor control. The reconstructed voltage is used as the necessary input for modules such as flux estimation, which is particul...[Details]
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Basic requirements of TRIAC dimming
调光線性：通过可控硅调光器触发相位变化使LED的光输出达到线性的变化。调光器的兼容性：不论是用于前缘或后缘的相位调光，以及使用多种不同的调光器都不会影响LED的调光线性。并行控制：当多个LED灯由单一调光器驱动时，调光线性需保持一致。闪烁：当LED灯具进行调光时，不会出现闪烁。
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1 System hardware platform design and implementation 1.1 General introduction of terminal hardware platform The wireless access module of the terminal platform in this article adopts the latest MC39i...[Details]
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(Image source: Illinois official website) Lithium-ion batteries are prone to internal short circuits, which can cause electrolyte combustion, explosions and fires. According to foreign media repor...[Details]
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introduction In the process of embedded system development, the host computer completes the development, downloading and debugging of the target machine software through the debugger. Early d...[Details]
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As the release date approaches, the Samsung Galaxy A02s not only appeared in the GeekBench benchmark database, but also passed the Bluetooth SIG and NBTC certifications. The certification documents c...[Details]
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Main features of SA3102 ultra-low frequency response spectrum analyzer: Mainly used for low-frequency testing, can be used in electronic testing, vibration testing, electrochemical testing and other ...[Details]
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No one expected that Wei Xiaoli had spent so much money on hardware and software, and that his leading advantage in autonomous driving would be surpassed by Mercedes-Benz? Recently, some media repo...[Details]
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DVD optical head mainly includes objective lens drive system ACT (ACTUATOR) and optical system. Objective lens drive system has two functions, one is to focus the laser emitted from semiconductor l...[Details]
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At present, most product development is carried out based on some small-capacity microcontrollers. The 51 series of microcontrollers is one of the most commonly used microcontroller series in my count...[Details]
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Asynchronous communication: The sender and receiver use independent clocks for data transmission. The time interval between each frame of data sent can be arbitrary. The sender can send data at any t...[Details]
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According to the German version of evertiq on September 22, Globalfoundries recently announced that it will officially start production of AI chips in Dresden in 2022, mainly used for big data storag...[Details]
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430 has 6 working modes, which I will not repeat here. In C program, the statement to make 430 microcontroller enter low power consumption is very simple, just one sentence LPM0/LPM1/LPM2/LPM3/LPM4 c...[Details]
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What is vehicle testing?
In-vehicle testing refers to the process of testing and diagnosing vehicles and their related systems in the automotive field. It is a systematic testing method design...[Details]
Analog electronics
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