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Network electronic fence is a new generation of electronic fence system that combines traditional electronic fence technology with network technology. It is mainly composed of electronic fence ho...[Details]
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According to Bloomberg, the U.S. Federal Communications Commission (FCC) today revoked the telecommunications licenses of Chinese telecommunications company Pacific Networks and its wholly-owned subs...[Details]
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My MINI2440 has a 256M nand flash. Later, we need to start u-boot from nand, then boot and load the kernel, and then mount the root file system. Here we first have a more detailed understanding of it...[Details]
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A sudden epidemic has added some keywords to this Spring Festival - Wuhan, new coronavirus, masks, isolation... From the time when confirmed cases were discovered at the end of last year to tod...[Details]
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An oscilloscope is a widely used electronic measuring instrument that can transform invisible electrical signals into visible images, making it easier for people to study the changing processes of va...[Details]
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1. Analog Circuit
1. What is Kirchhoff's Theorem? (Shilan Microelectronics)
Kirchhoff's current law is a law of conservation of charge, that is, the charge flowing into a node in a circuit ...[Details]
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1. What is cross-compilation? Run the compiler on the development host to compile the kernel and application. The kernel and program run on the target machine. This compilation process is called cros...[Details]
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As augmented reality/virtual reality ( AR /VR) applications take off, the related display demand has also received considerable attention. Since the screen of the head-mounted device used in AR /VR...[Details]
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1 What is hot swap?
During hot swapping, a card or module can be inserted or removed from a live power bus without affecting the overall system. This idea probably came from telephone line cards,...[Details]
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December 29, 2021, Shenzhen, China - SmartSens, a technologically advanced CMOS image sensor supplier, appeared at the 18th International Public Security Expo (CPSE) with the theme of "Seeing the E...[Details]
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The working principle of ultrasonic level meter is that the ultrasonic transducer (probe) emits high-frequency pulse sound waves, which are reflected and folded back when encountering the surf...[Details]
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Maxim Integrated Products, Inc (NASDAQ: MXIM) announced the industry's smallest 2-pin bidirectional DC power line communication (PLC) device MAX20340, which reduces the size of the power supply and c...[Details]
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Rutronik attends the Munich South China Electronics Show and meets in Shenzhen, a high-tech center city As Europe's leading distributor of electronic components and technology solutions, Rutronik w...[Details]
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According to Lei Technology, a device with model number realme RMX2051 recently appeared on the Geekbench benchmark website. The industry speculates that it may be the upcoming realme X50 5G. Acc...[Details]
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1. LED color difference problem
The application of a single LED basically does not have a color difference problem, but if many LEDs are put into use together or a lamp has multiple LEDs at the sam...[Details]