When writing code in assembly language, we can get the execution time of a section of code by adding up the instruction cycles of the assembly instructions. But if we write code in C language, for exa...
FPGA controls SDRAM reading and writing, first writes two data to two storage units of SDRAM, and then reads out the data written in for the first time. May I ask, after SDRAM is powered on, must it b...
[i=s]This post was last edited by jonny0811 on 2015-12-4 22:11[/i] [color=#000]I recently used the epwm function of ti28335. When I looked through the information, there was one thing I didn't underst...
However, everyone cannot live without the Internet during the festival; After the holidays, everyone leaves the Internet. Even a wired network cannot capture people’s hearts. However, whether it is a ...
Testing ATmega32A serial communication, using internal 1M oscillator, fuse setting 213099, sending ASCII code 0 to 2, the returned hexadecimal is two bytes, 3e 00, 4c 00, 66 00, such a simple thing ca...
[size=4]After solving the basic performance and safety issues, the remaining issues are conduction and radiation. At this time, you can discuss the subsequent price with the customer and optimize the ...
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]
With the rapid development of urban economy, elevators are increasingly used as a vertical transportation tool. However, elevator fault detection and maintenance, especially the role of elevator remot...[Details]
A standard cell
is an electrochemical
cell
used as a voltage reference standard in many electrical standards laboratories
. If properly maintained, standard cells are very stable. The ...[Details]
LED is the abbreviation of light emitting diode, which is an electric light source made of semiconductor technology. The core part of LED is a chip composed of P-type semiconductor and N-type semi...[Details]
It is well known to automotive suppliers that automakers are demanding more from their supply base. For connector suppliers, this means stricter requirements for product performance, stability and ...[Details]
The era of mobile access to the Internet has arrived, and it will rapidly change the business and infrastructure needs of mobile operators under a whole new trend of requirements. We need 4G LTE to...[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]
introduction
At present, the research on micron and nanotechnology is very active, which has led to the rapid development of microtechnology and micro-mechanical electronic system (MEMS) t...[Details]
This article discusses the six design steps of LED lighting system design in detail: (1) determine the lighting requirements; (2) determine the design goals and estimate the optics; (3) the efficie...[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]
Currently, high-frequency and high-efficiency DCDC converters are increasingly used in automotive electronic systems.
High switching frequency can use smaller power inductors and output filter...[Details]
Features
POE technology can ensure the safety of existing structured cabling while ensuring the normal operation of the existing network and minimizing costs. The IEEE 802.3af standard is ...[Details]
1 Introduction
With the development of computer technology and information technology in the world, the global information age has arrived. All countries are formulating their own development p...[Details]
Designing low power circuits while achieving acceptable performance is a difficult task. Doing so in
the RF
bands increases the challenge dramatically. Today, nearly everything has wireless...[Details]
introduction
Sudan's Muglad Oilfield is a large oilfield jointly invested, developed and constructed by a four-party consortium of China, Malaysia, Canada and Sudan. It consists of 8 satellite...[Details]