I am working on a project, one of which is about amplifiers. The specific functions to be implemented are: 1: Amplify a sine wave with a maximum amplitude of 5V by about 30 times, and the current must...
Our laboratory is going to do a project on video surveillance recently. We chose to implement it on an arm9-based development board. However, due to cost considerations, we are going to do video compr...
[i=s] This post was last edited by volant on 2014-12-11 14:53 [/i] I would like to ask: What is the "ARM FiRM" in "ARM FiRM-compatible watchdog timer", that is, "ARM real-time microcontroller underlyi...
[size=3][font=微软雅黑]I have started to experience the cloud platform access journey of Arduino YúN. Why is this small board named YúN? After reading this article, I believe everyone will be amazed at th...
I just got the touchpad today, and I'm going to play with it. I don't have any information now, so I'll take a look at some of the experts' information....
From the moment AVS video was born, scientists and engineers have been working tirelessly to reduce the size of audio and video bitstreams. Various advanced video compression algorithms have emerge...[Details]
With the rapid development of network technology and information communication, network economy and knowledge economy are no longer the exclusive domains of IT and other high-tech industries. The i...[Details]
Anyone who has owned a laptop computer will have noticed that when running on battery power, their portable device behaves differently than when running on AC mains power—the display dims, the proc...[Details]
Nowadays, the phenomenon of using cloned taxis and trucks for operation is becoming more and more serious. The so-called cloned car is one or several unlicensed vehicles that are used to copy anoth...[Details]
Novaled, a German company, has successfully developed p-type and n-type field effect transistors based on a single-layer pentacene semiconductor layer by using its own p-type and n-type dopants. This ...[Details]
introduction
The latest embedded designs enable a multitude of complex new products and services across a wide range of industries and applications. Driven by shrinking cost constraints an...[Details]
0 Introduction
μClinux is an operating system for embedded control. It inherits most of the features of the Linux kernel and is designed for embedded microprocessors without a memory manag...[Details]
1 Introduction
With the improvement of people's living standards, people pay more and more attention to their physical health and are eager to find a simple and portable diagnostic and tre...[Details]
The automated management and operation system has become an indispensable part of modern enterprises. The video image transmission monitoring system has been widely used in important occasions such...[Details]
1 Introduction
The brushless DC motor uses an electronic commutation device to replace the mechanical commutation device of the traditional DC motor, and has similar mechanical character...[Details]
With the development of mobile computing technology and wireless communication technology, micro mobile terminal devices are increasingly used in the fields of mobile data collection, transmission,...[Details]
0 Introduction
The pipeline detector is a special portable instrument that uses the secondary field principle to detect underground metal pipelines. It generally includes a transmitter and...[Details]
For RF and microwave systems, spectrum analysis is a basic test item. But in the past, engineers had to carry dozens of kilograms of spectrum analyzers when conducting field tests on wireless commu...[Details]
1 Introduction
With the development of information industry and microelectronics technology, the functions of embedded systems are becoming more powerful and the structures are becoming mo...[Details]
Differential circuits can effectively remove common-mode noise in high-frequency and high-speed designs. Differential devices and transmission lines are not only commonly used in high-speed digital...[Details]