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SYSTICK register initialization void SysTick_Configuration(void) { if (SysTick_Config(SystemCoreClock / 100)) { while (1); } NVIC_SetPriority(SysTick_IRQn, 0x0); ...[Details]
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Before 2008, in the field of security monitoring, IP HD cameras were once regarded as something "desirable but unattainable". The "desirable" thing is that the network + HD has given us too many fa...[Details]
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Simulation diagram of the anti-drunk driving control system based on single chip microcomputer: Content and requirements of the project (1) Learn the principles and uses of gas measurement sensors...[Details]
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In March 2011, the Tohoku earthquake triggered a tsunami that hit Japan's northeastern coastline, killing more than 15,000 people and causing a chain reaction that took Toyota Motor Corp. half a year...[Details]
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Generally speaking, power quality refers to high-quality power supply. However, due to different perspectives, there are still different understandings of the technical meaning of power quality, and ...[Details]
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Testing requirements: Modulation and demodulation is a very important communication technology, and it is also a knowledge point that must be mastered in the communication principles course. The mode...[Details]
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IT Home reported on February 5 that the well-known whistleblower @stufflistings discovered that a new Xiaomi charger (MDY-12-EU) appeared in the TUV Rheinland certification database. Digita...[Details]
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1 Introduction With the development of electronic technology, multi-frequency operation is becoming more and more common in radar, microwave, communication and other application systems, and the ...[Details]
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(1) Create the database file test.db
#cd /home/www
#sqlite3 test.db
SQLite version 3.7.7.1 2011-06-28 17:39:05
Enter ".help" for instructions
Enter SQL statements terminated wit...[Details]
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Design Idea When the motherboard is connected to a working input power supply, a transient current will flow into the input decoupling capacitor of the power converter on the motherboard. This i...[Details]
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Scientists at South Ural State University have developed an effective underlying controller for adaptive shock absorbers based on time-delay artificial neural networks. Yuri Rozhdestvensky DSc and hi...[Details]
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On the evening of January 11, ZTE announced on the exchange that it would transfer 90% of its equity in Beijing ZTE Gundam Communications Technology Co., Ltd. (hereinafter referred to as "Gundam Comm...[Details]
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1. Measuring insulation resistance
It should be conducted on each phase separately, and the other two phase conductors, metal shields or metal sheaths and armor layers at both ends of the ...[Details]
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Paroken's current transmitter can directly convert the measured main circuit AC current into a DC4~20ma (converting DC 1~5v through a 250ω resistor or converting DC2~10v through a 500ω resistor) cons...[Details]
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The circuit is composed of three cascaded amplifiers. The three-stage circuit structure uses resistor self-bias technology to achieve single power supply. It can not only ensure that the PHEMT tube i...[Details]
Programming Basics
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