I recently wrote a network card driver based on the RTL8019 chip (embedded system based on ARM), and there is a new requirement to set up a firewall in the driver layer to filter packets. I don't know...
[align=left][color=#000]How to reduce noise on PCB through device selection and routing? For example, chip ADS5444[/color][/align] [align=left][color=#000]1 Suppress noise sources[/color][/align][alig...
[i=s]This post was last edited by dontium on 2016-7-31 11:27[/i] I, Q modulation, comes from two carriers: one is the inphase carrier, the other is the quadrature phase carrier, it is actually quadrat...
[i=s] This post was last edited by paulhyde on 2014-9-15 09:17 [/i] 2004 Hubei Province Electronic Design Competition First Prize Simple Electrocardiograph...
[i=s]This post was last edited by dontium on 2015-1-23 11:10[/i] [font=宋体][size=4]Basic physical relationships that determine the intrinsic noise of op amps Notes:[/size][/font] [font=宋体][size=4] [/si...
[i=s]This post was last edited by jameswangsynnex on 2015-3-3 19:59[/i] On the evening of March 15, CCTV's 315 Gala exposed that foreign brands of LCD TV screens such as LG, Sony, Toshiba, Samsung, P...
Today's computer peripherals are pursuing high speed and high versatility. In order to meet user needs, seven companies led by Intel launched the USB (Universal Serial Bus) bus protocol in 1994, wh...[Details]
The solidification and modularization of intelligent video analysis algorithms are the current trends in the application of intelligent video analysis technology. It perfectly combines intelligent ...[Details]
AD8205 is
a single-supply high-performance differential
amplifier
launched by
Analog
Devices of the United States
. The typical single-supply voltage is 5V, and its common-mode volta...[Details]
1. System Structure
This system is a simulation system of indoor air-conditioning temperature/humidity control system. The data acquisition and control center collects temperature/humidity...[Details]
With the advocacy and implementation of the government's Safe City Plan, the security market has increasingly higher requirements for the clarity of surveillance images. Imagine that after a case o...[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]
Abstract: With the development and construction of BeiDou II system, China will shift from the situation dominated by GPS to the situation dominated by BeiDou II global navigation system independen...[Details]
Since AC mains power may experience power outages, voltage sags and surges, continuous undervoltage and overvoltage, and frequency fluctuations during supply, these factors will affect the continuous ...[Details]
Against the backdrop of global warming, energy conservation and emission reduction have become a global hotspot and focus, which has also sounded the clarion call for the take-off of the LED lighti...[Details]
Don’t just look at the power when choosing a power supply
We know that a power supply with a low rated power can hardly meet the power supply needs of the system, which may cause frequent free...[Details]
In industry, voltage 0…5 (10) V or current 0 (4)…20 mA is usually used as a method for analog signal transmission, which is also a method often used by programmable controllers. So what are the dif...[Details]
1 Introduction
Washing machines are an indispensable household appliance in the home, and they are developing very fast. Fully automatic washing machines are favored by everyone because of their con...[Details]
The overall operating performance of an electric car depends first on its battery system and motor drive system. The drive system of an electric car is generally composed of three main parts: a con...[Details]
There are many types and styles of digital voltmeters in design and development. Traditional digital voltmeters have their own characteristics. They are suitable for manual measurement on site. Tra...[Details]