[font=微软雅黑][size=3]The ultra-high voltage BCM is a high-efficiency fixed ratio converter with K=1/16 that can achieve 400 - 700V input and generate an unregulated SELV DC output. The first batch of pr...
9261 boots from dataflash and copies the program to SDRAM for running. Without mapping, if an interrupt comes, how does the program jump? Does it jump to the SRAM entry, SDRAM entry, or 0X0 entry? If ...
As the title says, during the application process, because the power consumption of wifi is too high, I want to turn off wifi when not in use. Then turn it on when needed. The problem now is that if t...
[i=s] This post was last edited by lx2233456 on 2015-12-30 14:32 [/i] [size=12px][color=#ff0000] The project has been packaged and the QQ number has been deleted. Thank you for the help of the forum f...
On August 23 , under the guidance of the Electronic Product Management Department of the Ministry of Information Industry, the High-tech and Industrialization Department of the Ministry of Science and...
[table=98%] [tr][td][align=left] Dear experts, I would like to ask how to adjust the duty cycle of 3842! I saw someone say this: the oscillator controls the turn-on moment of the MOS, and the turn-off...
At present, the development of wireless power supply technology for electric vehicles (EVs) is becoming more and more active. In 2012, Volvo of Sweden established Volvo Technology Japan in Tokyo as...[Details]
With the rapid development of science and technology, especially the widespread application of digital technology and various ultra-large-scale integrated circuits, electronic equipment, especially...[Details]
Automotive applications are particularly sensitive to EMI events, which are unavoidable in a noisy electrical environment consisting of a central battery, bundled wiring harnesses, various inductiv...[Details]
In order to highlight the concept of "energy saving and environmental protection" of intelligent buildings, solar street lights are designed for intelligent communities. The inclination and capacit...[Details]
Although it is relatively easy to check the stability of a simple amplifier at lower frequencies, it may be much more difficult to evaluate the stability of a more complex circuit. This artic...[Details]
1 Introduction
There have been many studies on the detection and protection of power grid short circuit and line fault. The short circuit, overload and overvoltage protectors on the market have ...[Details]
Experimental tasks
A DS18B20 is used to form a temperature measurement system. The temperature measurement accuracy reaches 0.1 degrees. The temperature range is between -20 degrees and +50 de...[Details]
Single-chip microcomputers are widely used because of their small size, powerful functions and low price. This article introduces the method of designing a micro electronic piano using the AT89C51 sin...[Details]
introduction
MAX6636 is a multi-channel precision temperature monitor that can not only monitor local temperature, but also connect up to 6 diodes externally. Each channel has a programmable...[Details]
In 2012, more than half of the cars in the European, Japanese and American car markets will be equipped with color displays, navigation systems, satellite communications and other in-vehicle infota...[Details]
At present, the traffic congestion in cities is quite serious. According to relevant news reports: In China, the traffic congestion has expanded from megacities such as Beijing, Shanghai, and Guangzho...[Details]
The DisplayPort interface standard is approved by the Video Electronics Standards Association (VESA) to provide an open, scalable standard for the entire industry. The development of DisplayPort ca...[Details]
With the rapid development of the national economy, lifting and hoisting operations are used more and more frequently and widely in various fields of economic construction. China has continuously expl...[Details]
1 Introduction to LED
With the development of science and technology, people have higher and higher requirements on automobile light sources. LED (Light Emitting Diode) has gradually attracted...[Details]
1 Battery technology determines the fate of energy vehicles
Regardless of whether new energy vehicles are hybrid or pure electric vehicles, they cannot do without the core technology of batter...[Details]