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In the domestic traffic light control system, the switching time of traffic lights is widely fixed or time intervals that vary in different time periods, or the time interval is adjusted by the traffi...[Details]
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Development trend of vehicle-mounted antennas: developing toward intelligence, diversification, and integration Vehicle-mounted antennas have entered the era of smart antennas. OEMs are paying more...[Details]
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As the domestic epidemic situation eases, according to Reuters, Foxconn Chairman Liu Yangwei said at the company's annual shareholders' meeting that "(the epidemic) is moving in a better direction, a...[Details]
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1、declaration conflicts with target of using declaration already in scope You cannot use .cpp files. If you want to use printf redirection, use .c files. Solution: 1. Include the "stdio.h" file...[Details]
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Samsung Galaxy Z Flip3 5G foldable screen mobile phone pushed the latest version update, which is 450.71MB in size and solves a series of problems such as the display of external screen wallpaper. ...[Details]
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The LR stereo signal is processed through spectrum analysis, shaping and duty cycle detection circuits, and the zero-crossing phase identification method is used to test the phase difference by measu...[Details]
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1How to create multiple C files
First, we need a new document. There are two ways to create this document (taking the delay1s function as an example). The first way is to create a delay1s.txt file i...[Details]
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According to Core Technology News (Text/Li Taihong), Casetek, a metal casing manufacturer under Taiwan's electronics foundry Pegatron, has been actively striving to enter Apple's iPhone supply chain ...[Details]
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The first Chinese laser TV industry standard issued by the Ministry of Industry and Information Technology will be officially implemented. It is reported that in response to the current mixed situati...[Details]
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High-performance semiconductor extreme ultraviolet (EUV) detectors are key components urgently needed in the fields of new generation EUV lithography machines, plasma physics, solar activity observat...[Details]
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main idea Takes the form __attribute__((used)) attribute((section ("atcmd"))) advantage: The output channels can be changed freely to realize three-party communication. Register AT commands, just w...[Details]
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Overview: The high-voltage unlocker made by using the commonly used AVR microcontroller ATmega16 can unlock all locked chips (unless the chip is damaged or burned). The work has been verified by expe...[Details]
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With the development of integrated circuit scale, the size, weight and power consumption of electronic equipment are getting smaller and smaller, which puts higher and higher requirements on the in...[Details]
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1. Reviewing the ARM startup process, you will know that code migration is required
2. Code migration
1) Starting point: NAND FLASH, today's starting point is SRAM stepping stone. Why? Be...[Details]
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Power supply noise is a type of electromagnetic interference, and the spectrum of its conducted noise is roughly 10kHz~30MHz, and can reach up to 150MHz. Power supply noise, especially transient no...[Details]
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