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....
As a branch of signal and information processing, digital signal processing has penetrated into various fields of scientific research, technological development, industrial production, national defens...[Details]
0 Introduction
Today, with the rapid development of electronic technology and the emergence of new multifunctional electric energy meters, the choice of memory in the electric energy m...[Details]
The overcurrent and overheating coordinated protection technology implemented by polymer positive temperature coefficient devices (PPTC) can protect motors, controllers and electronic components in...[Details]
1 Introduction
In recent years, with the rapid growth of mobile phones and MP4 video players, it is estimated that the production of mobile phones this year will reach 1 billion units, and...[Details]
When you hear the word digital TV, you may feel fresh and excited, but when it comes to what digital TV is and what it can bring us, you may still be confused. You must be very eager to understa...[Details]
When using GPS for positioning, it will be affected by various factors. The factors that affect the accuracy of GPS positioning can be divided into the following four categories (see the figure be...[Details]
In today's world, terrorism poses a severe challenge to social development, national stability and human progress. "Terrorism, political corruption and environmental pollution" are known as the thr...[Details]
Most
embedded
systems are powered from a 48V backplane. This voltage is typically stepped down to a lower intermediate bus voltage of 24V, 12V, or 5V to power the circuit board racks withi...[Details]
With a 31-step dimming range, existing LED drivers offer good dimming capabilities, providing smooth backlight boosting or dimming effects for LCD displays. However, when the end application involv...[Details]
Abstract: This paper introduces the controller, interface, display principle and driving method of the handheld computer LCD display based on the SA1110 microprocessor. Combined with the HPC projec...[Details]
Abstract
Modbus protocol has become the first choice of communication protocol in the current industrial field due to its openness, transparency, low cost and easy development. This paper int...[Details]
Abstract:
A single pulse secondary radar reply processor implemented with EPLD. Its main functions include: reply frame pulse detection, reply information decoding, assembling reply inf...[Details]
With the continuous development of digital television, the demand for high-definition is imperative. H.264, as a new generation of compression standard, has a more complete algorithm than MPEG-2, ...[Details]
Femtocell is similar to Home Node B, a small, low-cost cellular access point used to improve network coverage in personal residences and small business buildings. Usually, it is directly connected ...[Details]
1. Overview
"The key to understanding the future of television is to stop viewing television as television. Thinking about television from the perspective of bits can bring it the greatest...[Details]