1. Ordinary video surveillance has basically withdrawn from the visitors' sight and has been completely replaced by network surveillance. In addition to networked hard disk recorders, more emphasis is...
Since I learned M3 before, I need to use launchpad for this competition. I only have a few days to learn. I need a program to measure the frequency of g2553. [[i] This post was last edited by 51 Newbi...
JTAG/SWD/ISP/SWIM details the four programming methods of MCULY1941514572 2020-02-27 20:18:52 6097 Collection 30
Category: # STM32
copyrightJTAG/SWD/ISP/SWIM details the four programming methods of MC...
EDGE in softwareEnabling a fully-software EDGE data receiver implementation has many advantages. Design can be iterated without effecting the terminal''s hardware design while optimizing for performan...
[Survey] What are the models of 8-bit and 16-bit microcontrollers commonly used in your company? Welcome to share. [[i] This post was last edited by osoon2008 on 2013-6-6 10:09 [/i]]...
I need help from all the experts! When I change the part package when drawing PCB, the pad layer will change, but the current layer of the part's outer frame silk screen layer is reversed: Sad: I don'...
introduction
Oxygen is an important substance for human metabolism. Brain tissue has a high metabolic rate and consumes about 20% of the total oxygen in the body. In the clinical rescue and ...[Details]
At present, the global medical electronics industry is gradually showing attractive development prospects, and the speed of product replacement is constantly increasing. At the same time, due to the p...[Details]
JTAG Technology Introduction
One disadvantage of shrinking technology is that the complexity of testing small devices increases dramatically. When the board area is large, the board is tested...[Details]
Signal sources have developed to a very wide range today. We can classify them according to the frequency range: ultra-low frequency (0.1m~1kHz), audio (20Hz~20kHz), video (20kHz~10MHz), radio fre...[Details]
Abstract: Based on the research of the communication process between the reader and the RFID tag, combined with the EPC C1G2 protocol and ISO/IEC18000.6 protocol, a digital circuit of RFID tag appl...[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]
MOSFETs are widely used as power switching elements in regulators and motor controllers. They are available as discrete devices or integrated into ICs in various H-bridge configurations.
A hig...[Details]
Preface
In the analog era, due to the unchanged specifications and relatively simple device connections, as well as users' low requirements for image quality, the relatively simple environment...[Details]
introduction
In engineering practice, ultrasonic waves are often used to measure distances because of their strong directivity, slow energy consumption, and long propagation distance in th...[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]
1. What is fading?
In terms of scope, fading can be roughly divided into three types: large area fading, small area fading and indoor fading. As shown in Figure 1, large area fading refers t...[Details]
1 Introduction
Reliability research originated from weapon systems. After nearly half a century of development, it has become an engineering discipline that covers all disciplines and industri...[Details]
Introduction: Generally speaking, the power supplies used to drive today's high-resolution analog/digital converters have AC or DC loads of hundreds of ohms or more. Therefore, an operational ampli...[Details]
Capacitive sensing user interfaces are emerging as a practical and innovative alternative to mechanical buttons in mobile phones. While capacitive sensors can be viewed as a drop-in replacement fo...[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]