[img]http://www.21ic.com/news/upload/2005_11/05111710462767.gif[/img] Simple and special voltage stabilizing circuit: In some cases, if a voltage stabilizing power supply is needed during load operati...
How to determine whether the Windows Mobile program is connected to the PC's SQL Server? How to determine whether the virtual directory of the SQL CE sqlcesa30.dll on the server is valid? The program ...
Job title: Hardware Engineer Workplace: Nanshan, Shenzhen Number of people to be recruited: 3 Monthly salary: Negotiable Job description: 1. Able to participate in the formulation of project plans and...
To be honest, after playing with several domestic chips, I really like the AT32 chip. Not only can the RAM be expanded at will, but when I was soldering the sample board, I soldered the MCU upside dow...
[font=宋体]1. Be proficient in using Cadence or Mentor software layout. [/font] [font=宋体] 2. Be able to work independently, from making devices to layout and routing to light painting. [/font] [font=宋体]...
Abstract: In order to generate a stable excitation signal, the design of a digital frequency synthesizer is implemented on FPGA using Verilog hardware language. The design includes accumulator, wav...[Details]
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]
This paper designs a dot matrix LED text display screen that is easy to update, expandable, and low-cost. The way to reduce costs is
① Use the Bluetooth data transmission function of mobile ph...[Details]
PV inverter manufacturer SMA has launched its first DC arc fault circuit interrupter (AFCI) PV inverter and has received UL certification.
The new SunnyBoy AFCI inverter models include 3000-US...[Details]
Smart lighting control systems provide high controllability for various buildings and further enhance the level of green energy. They are the core products of energy conservation and digital techn...[Details]
With the continuous consumption of earth's energy and the scarcity of resources, the harm of greenhouse effect to human beings, and the serious pollution of the atmosphere to the earth, the intern...[Details]
With the rapid development of intelligent control technology, computers and information technology, the trend of information appliances IA (Information Application), computers and communications integ...[Details]
The traditional display screen using 51 single-chip microcomputer to control LED dot matrix has relatively simple functions. If it is to achieve diversified functions, it often takes a lot of time ...[Details]
This controller uses PIC16C54 single-chip microcomputer as the controller, and it is very easy to use: just connect a telephone line to the loudspeaker through the controller, and you can rem...[Details]
FPGAs are used in 81% of electronic systems, including many commercial and defense products, and most FPGAs use BGA packaging. The BGA packaging is characterized by small solder balls and small sol...[Details]
Investment in
the
medical device
industry has been on the rise in recent years. In the past two years, venture capital for medical devices has almost doubled, reaching $4 billion in 2007. Fr...[Details]
Spatial Division Multiplexing (SDM) MIMO processing can significantly improve spectrum efficiency and thus greatly increase the capacity of wireless communication systems. Spatial Division Multip...[Details]
Recently, news came from the certification department that the photovoltaic grid-connected inverter of Samil New Energy Co., Ltd. (hereinafter referred to as "Samil New Energy") has once again obta...[Details]
The TPS92210 is a single-stage LED lighting pulse width modulation (PWM) controller. The TRIAC dimmable solution not only regulates the LED current, but also achieves a power factor close to 1. The...[Details]
LED light sources have many environmental advantages, but early products still have certain technical bottlenecks in heat dissipation and high brightness design that cannot be broken through....[Details]