I am a maintenance worker who changed my career. I have been doing Linux maintenance for more than two years. I only have some experience in Linux debugging and shell programming. Now I want to switch...
[i=s]This post was last edited by paulhyde on 2014-9-15 03:34[/i]Summary of several common sensors[b][size=5][color=blue]1. Infrared tube:[/color][/size][/b] [size=4]Infrared tube is an infrared radia...
The Forbes article points out that the success or failure of Apple's iPad will not only affect Apple's stock price and Jobs' reputation as a visionary entrepreneur, but also the future development of ...
Since the entry threshold of security engineering projects in the early stage was relatively low, most engineering personnel could be competent for the installation and commissioning of security engin...
Abstract: Firstly, the device driver model of Windows CE.net and the design method of the driver are briefly introduced. Taking the development of the serial port driver under the development platform...
In public places such as schools, government agencies, factories and mines, as well as public corridors in residential areas, the phenomenon of long-burning lights is very common, which causes a h...[Details]
In the previous series, we have listed some basic knowledge of C language in Tables 1 to 3. We hope that beginners can strengthen their memory of the above tables and gradually learn to use them wh...[Details]
With the advocacy and implementation of the government's Safe City Plan, the security market has increasingly higher requirements for the clarity of surveillance images. Imagine that after a case o...[Details]
Since the late 1990s, with the demand for higher system efficiency and lower power consumption, the technological update of telecommunications and data communication equipment has promoted the deve...[Details]
Rated capacity refers to the maximum output power of the UPS (the product of voltage V and current A).
Usually, the UPS power supplies sold on the market are marked with "W" (watt) for smaller...[Details]
The overall operating performance of an electric car depends first on its battery system and motor drive system. The drive system of an electric car is generally composed of three main parts: a con...[Details]
With the rapid development of information technology represented by computers, semi-physical simulation technology plays an important role in many military and civilian fields such as aerospace and co...[Details]
When selecting EMC test equipment, we often encounter the following questions: What is the difference between an EMI receiver and a spectrum analyzer? Why should a receiver be used for EMI testing?...[Details]
At present, the DES algorithm is increasingly used in confidential communications in the financial and non-financial sectors. DES (Data Encryption Standard) is a data encryption algorithm that was suc...[Details]
1. Overview
Infrared temperature measurement technology plays an important role in product quality control and monitoring, online equipment fault diagnosis and safety protection, and energy co...[Details]
The physical interference of dc/dc switching power converters is well known unless the system and circuit diagram are carefully designed. These converters can inject unwanted charge into the electr...[Details]
The automotive environment is very demanding for electronics: any circuit connected to the 12V power supply must operate within the nominal voltage range of 9V to 16V. Other pressing issues include...[Details]
Abstract: The video decoding chip ADV7183A is used to complete the acquisition and quantification of analog video signals, and then the ADSP-BF561 completes the compression of video data. The compr...[Details]
Power Line Communication (PLC) technology is a communication technology that uses medium/low voltage lines in distribution networks to transmit high-speed data, voice, images and other multimedia s...[Details]
Hardware designers have begun to adopt FPGA technology in high-performance DSP designs because it can provide 10-100 times faster computing than PC-based or microcontroller-based solutions. Previou...[Details]