[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]...
make: [clean] 错误 123 (忽略)
cd tutorial; make clean
make[1]: Entering directory `/utulinux/qtopia-1.7-tp/qt-embedded-2.3.7/tutorial'
Some requirements (standard configuration) are not met.
Skipped.
make...
A multi-point temperature control heating control system was designed using the SST89E564RC single-chip microcomputer and a new temperature measuring device. The heating system can be controlled in...[Details]
Since the No. 4 blast furnace of Handan Iron and Steel was put into operation in 1993, its external equipment has been seriously aged, and the original PLC control system TDC3000 of the hot blast furn...[Details]
my country is a big country in agriculture, grain production and consumption. Grains are a necessary condition for our nation to survive and develop. The flour processing industry will exist forever w...[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]
12v Lead Acid batteries used in trucks, cars, RVs and uninterruptible power supplies are usually rated at 12V. This circuit monitors the battery, the charge and discharge curves, gives the cu...[Details]
This paper designs a 16x16LED Chinese character display bar based on single-chip dynamic scanning control, briefly analyzes the principle of Chinese character display, and studies how the LED displ...[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]
introduction
MEMS is a high-tech that has flourished on the basis of integrated circuit production technology and dedicated micro-electromechanical processing methods. Pressure sensors develop...[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]
System Overview
The system consists of a signal preprocessing circuit, a single-chip computer AT89C2051, a systematic LED display module, a serial port data storage circuit and system software...[Details]
introduction
Steam turbines are driven by high-temperature and high-pressure steam generated by boilers to run at high speed. They are key power equipment in thermal power plants. The emergenc...[Details]
Fruit planting is an important part of China's agricultural development, and fruit tree pest control operations are becoming more and more important. At present, the overall level of pesticide applica...[Details]
As the global LED market demand continues to increase, my country's LED industry will face huge opportunities in the future. However, the core LED technology and patents are basically monopolized b...[Details]
Every time I go home and walk up the stairs, I am always scared. The corridor lights are often broken, and no one changes the bulbs, or they are not smart enough and need to be operated manually. E...[Details]
One in five car failures are caused by batteries, a problem that will become more serious in the coming years as electric-by-wire, start/stop engine management and hybrid (electric/gas) vehicles be...[Details]