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On the morning of August 24, Henan University Institute of Science and Technology and the Central Plains Postdoctoral Forum went to Zhengzhou Tianyi Extraction Technology Co., Ltd. (hereinafter...[Details]
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In modern billboard displays, Chinese character displays can be seen everywhere and are widely used in bus station announcers, advertising screens, etc. The 16*16 LED display in this article is made ...[Details]
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This device is an ideal interface device between the microcontroller output and the bidirectional thyristor. It consists of two parts, the input part and the output part. The input part is a galli...[Details]
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Don’t lower your head for too long, as it will cause cervical pain! To help you get rid of the trouble of looking down at your phone, Huawei Smart Glasses has launched a "cervical health mon...[Details]
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1. GPIO 1.1 Internal pull-up circuit The I/O ports of the 51 MCU can be used as both input and output. Except for the P0 port, the other I/O ports have internal pull-up resistors. The three internal...[Details]
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Recently, in a video circulating online, a concept car with the Xiaomi logo on it has a fan-like solar charging panel that can be opened when the luggage rack is opened, just like a peacock spreading...[Details]
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Qualcomm on Wednesday reported third-quarter earnings in the range of $8.1 billion to $8.9 billion, below expectations. Net profit fell to US$1.8 billion, a 52% decrease from US$3.73 billion in the s...[Details]
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On September 27, according to the China Academy of Information and Communications Technology, the China Academy of Information and Communications Technology, Beijing University of Posts and Telecom...[Details]
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1. Introduction to the development environment
Recently, I was fortunate enough to get a development board OM13001 from an NXP agent. This development board uses the NXP LPC1788 processor an...[Details]
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The basement of Taide Garden Community on Yude Road, Xuhui District, Shanghai, a private garage in San Francisco, USA, the parking lot of San Po Kong Plaza in Hong Kong, and the basement of Anting Ne...[Details]
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With the improvement of living standards and housing conditions of urban and rural residents, people's demand for residential security facilities has become more and more urgent. Although there are...[Details]
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L-type
LC filter
The equivalent model of the circuit is shown in the figure. The components of the entire equivalent model are inductor L and decoupling capacitor C1. The main function of ind...[Details]
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The role of the oscilloscope is irreplaceable. It has always been a good helper for engineers to design and debug products. The oscilloscope can be used to observe the waveforms of various signal amp...[Details]
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STMicroelectronics (ST), a global semiconductor leader serving multiple electronic applications, recently announced a collaboration with Eyeris, a global leader in visual artificial intelligence (AI)...[Details]
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1. Introduction
Food is a basic necessity for people's life. The hygiene and quality of products are directly related to people's health. The food mentioned here refers to food in a broad sens...[Details]
Industrial Control Electronics
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