[align=left][font=微软雅黑]Key points of DDR hardware design[/font][/align][align=left][font=微软雅黑]1. Power supply DDR power supply can be divided into three categories: [/font][/align][align=left][font=微软...
I am so depressed. My desktop computer is connected to the wireless network, but I can't open the web page. My mobile phone can access the Internet normally....
Hello everyone, I would like to ask a question. I use the 2.0 and 2.1 ports of 430f449 to simulate the serial port, 2.0 for output, 2.1 for input. Turn on the SEL of 2.1, and then use TIMERB0 to captu...
I would like to ask about the HDMI decoding chip. An E2PROM is connected to the I2C interface of HDMI, and the I2C is connected to the decoding chip. Without this E2PROM, the decoding chip cannot reco...
It was also recommended by a friend. At first I just thought it was an ordinary suspense film, but after watching it, I couldn't stop. I like it very much~! ~ It's like writing an article, it feels li...
[i=s]This post was last edited by sky999 on 2022-8-7 12:07[/i]There are three 5V input ports on a circuit board. A is the USB port, and B and C are 5V inputs. How can I do this?
When C has input, A an...
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]
introduction
my country has a vast territory and a large population. The scale of housing construction is huge, and the amount of residential construction is large and wide. It is still on t...[Details]
China's new energy vehicles are in a transition period from research and development to real industrial development. In 2012, with the intensive launch of new energy vehicle policy planning, the de...[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]
introduction
In the discharge process of tokamak plasma physics, the study of rupture and sawtooth is of great significance. Rupture and sawtooth exist in most tokamaks. Rupture is a notew...[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]
5. Identifiers and keywords of C language
A complete PIC microcontroller C language program usually consists of six parts: include files (i.e. header files 1, variable definitions, variable de...[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]
Problems such as the depletion of natural resources, air pollution, traffic congestion, and rising fossil fuel prices have forced societies and individuals to seek alternative means of transportati...[Details]
With concerns about the growing energy crisis, motor efficiency has become an important and timely topic. This is because motors use 63% to 70% of the electricity produced in the United States and ...[Details]
Motors, especially those with brushes, generate a lot of noise. This noise must be dealt with if the appliance is to meet the requirements of EMC standards. The means to solve EMC are nothing more ...[Details]
hint:
The number of speakers and their spacing limit the sound field of a portable stereo system.
Spatial audio attempts to artificially recreate the experience of listening to sounds i...[Details]
Abstract: In recent years, with the establishment and grid-connected power generation of a large number of solar photovoltaic power stations at home and abroad, photovoltaic grid-connected inverter...[Details]
LED lighting: Basic circuit design can be completed in as little as one day
Semiconductor manufacturers are also getting involved in the LED lighting business. The power circuit of LED req...[Details]