I suddenly had the urge to do a series of topics on sound visualization. This topic is a bit difficult and covers a wide range of areas. The related FFT and FHT algorithms are also quite complicated, ...
Huada Semiconductor MCU general and low power series product schematics/PCB packaging, Altium Designer format
Schematic diagram/PCB package of HuaDa Semiconductor MCU general and low power series prod...
TF card is also called microSD. I won't go into details about the origin of TF card. There is a lot of information on the Internet. I believe everyone hopes that their mobile phone can support TF
Afte...
Power symbols, are you still confused? Commonly used power symbols are attached!
In circuit design, there are always various power symbols, which often confuse people. Today, the editor has sorted out...
Teach you how to learn LittleVGL step by step : https://training.eeworld.com.cn/course/5682LittlevGL is a free and open source graphics library that provides everything you need to create embedded GUI...
Cambrian announced today (21) that it has signed a contract with Nanjing Science and Technology Innovation Investment Co., Ltd. for the procurement of intelligent computing equipment for the Nanjing ...[Details]
The traditional constant current control of LED lamps is through AC/DC, and then through the DC/DC converter for constant current control. In the AC/DC converter, a filter capacitor is usually used a...[Details]
Urban Momentum On July 13, 1956, the first domestically produced Jiefang brand 4-ton truck rolled off the production line at the First Automobile Works in Changchun, ending China's history of not be...[Details]
This article introduces the application of time-
sharing multithreading
technology in single-chip microcomputers. This method provides a good system framework and design ideas for build...[Details]
With the increasing demand for night vision monitoring in security video surveillance system projects, infrared cameras with LED light sources have entered the mainstream camera market, and sales a...[Details]
The earliest inventor of the oscilloscope was Karl Ferdinand Braun (June 6, 1850 - April 20, 1918), a German physicist, Nobel Prize winner in Physics, and inventor of the cathode ray tube. In 1873, h...[Details]
The library access control system is a control system that ensures the safety of book resources and improves the efficiency and level of library management. Supported by computer technology, network ...[Details]
introduction
Bluetooth technology is a short-range wireless communication technology used to replace wired cables. It is a wireless communication technology standard developed by the SIG organ...[Details]
Single-phase electricity is used to power domestic and office appliances, while three-phase alternating current (ac) systems are widely used to distribute power and directly supply power to higher-pow...[Details]
We live in a highly connected world. The development of new technologies such as 5G and the Internet of Things has also brought unprecedented challenges to network security. So what kind of cyber att...[Details]
1. Production situation
From January to September 2020, among the main products of the national battery manufacturing industry, the output of lithium-ion batteries was 12.57 billion, a yea...[Details]
Virtual reality (VR) is a computer system that can create and experience a virtual world. Its essential characteristics require the ability to generate a real-time and realistic virtual environment...[Details]
TD-SCDMA, or Time Division-Synchronous Code Division Multiple Access, is a third-generation mobile communication standard proposed by China.
There is no formal standard for the spatial radiat...[Details]
In 2024, the growth of the AR industry is significantly faster than that of VR devices, and shipments have also increased. The differences between the AR and VR industries reflect that consumers' p...[Details]
DIY/Open Source Hardware
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