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Definition of Photovoltaic System: Photovoltaic system is a system that uses solar cell modules and other auxiliary equipment to convert solar energy into electrical energy.
Classification a...[Details]
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According to the latest report from Canalys on the morning of April 29, in the first quarter of 2022, only 75.6 million smartphones were shipped in the Chinese mainland market, down 18% year-on-year ...[Details]
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Last year, Tesla CEO Elon Musk said Tesla was launching more voice command features in an effort to launch an artificial intelligence assistant in its cars. Now, Tesla is developing a series of voice...[Details]
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1. Commonly used embedded processors include ARM, MIPS, PowerPC, X86, 68K/Cold fire, etc. MIPS is the abbreviation of Microprocessor without Inter-locked Pipeline Stages, which is a processor core sta...[Details]
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On January 13, the Shenzhen Regulatory Bureau disclosed CITIC Securities' registration information for the initial public offering and listing guidance of Xinsijie Technology (Shenzhen) Co., Ltd. (h...[Details]
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Under the tide of the "New Four Modernizations", the understanding of intelligentization and networking by automobile OEMs has even begun to rival the traditional three major components. A mature a...[Details]
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According to foreign media GSMArena, the full specifications and pictures of the Motorola Defy 2021 mobile phone have been leaked recently. The phone will be equipped with a Snapdragon 662 chip...[Details]
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On August 28, 2019, the unveiling ceremony of Chengjiang County’s first new energy charging station, Chengjiang Public Transport Service Center, was held, which means that Chengjiang County’s publi...[Details]
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In the PCB electronic industry welding process, more and more manufacturers are beginning to turn their attention to selective welding. Selective welding can complete all solder joints at the same ti...[Details]
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Abstract: A fully automatic solar water heater controller is designed. The system uses a low-power, high-performance RISC microcontroller AVR as the core of the control circuit to monitor water tem...[Details]
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1. Contact and coil instructions
Programming principles of PLC ladder diagram language
1. The ladder diagram consists of multiple rungs. Each coil can constitute a rung. Each rung has m...[Details]
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In the "Wireless Subsystem Synchronization" of GSM 05.10 clause, it is stipulated that: "The base station should use a single frequency source with an absolute accuracy better than 0.05 ppm (5×10-8) a...[Details]
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1 Basic knowledge of harmonics
(1) What is the fundamental wave?
The frequency of the periodically changing voltage or current in the power network is the fundamental wave (also called th...[Details]
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Fault phenomenon
A car owner reported that his car had poor acceleration and suspected that the engine ignition was faulty. After connecting the decoder to read the vehicle fault code, t...[Details]
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Temperature and humidity control are widely used in daily life and industrial and agricultural production. This system uses SHT11 temperature and humidity composite sensor, which is a calibrated d...[Details]
DSP and ARM Processors
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