[font=宋体]First, the history of RFID [/font][font=宋体]... [/color][color=windowtext]3[/color] [font=宋体]Second, the composition of the RFID[/font][font=宋体] system[/font][color=windowtext]... [/color][col...
I'm working on the virtual serial port of stm32 recently. I downloaded the program to the chip, but after running it, it prompts that the USB device cannot be recognized. I know this is because the dr...
A Sine Wave Inverter Based on Sliding Mode ControlAbstract: A new sine wave inverter based on sliding mode control is proposed. The inverter adopts two sets of symmetrical Buck circuits and takes adva...
He Xiaoqing I recently attended the 2010 China Internet of Things Conference held by the China Electronics Society. It was an unprecedented event. The Internet of Things is developing rapidly in Chi...
When I first started learning STM32, I was always worried about where the various library files were. After various debugging, I collected all the libraries used under KEIL and now I have no problem u...
Due to the significant increase in electronic devices in automotive and industrial applications, the automotive and industrial markets continue to play an important role in China's electronics in...[Details]
At very low temperatures, certain metals and alloys lose their resistance to electric
current
and become
superconductors
. Two parameters that are often measured are the transition ...[Details]
1 Embedded Systems
Embedded System refers to a collection of computer hardware and software with specific functions or purposes, which is divided into embedded software system and embe...[Details]
1. Introduction
Stepper motor is a basic component that converts electrical energy into kinetic energy. It has been widely used in a variety of electromechanical equipment, such as various machine...[Details]
Various electronic and electromagnetic interference inside and outside the car often puts automotive electronic equipment in dangerous working conditions, degrading the performance of electronic eq...[Details]
1. Electromagnetic compatibility design
Electromagnetic compatibility refers to the ability of electronic equipment to work in a coordinated and effective manner in various electromagnetic env...[Details]
Modern communication equipment, portable electronic products, laptops, electric vehicles, small satellites, etc. generally use batteries as power sources and are widely used. However, the batteries...[Details]
1 Theoretical Analysis
Ultrasonic waves
When propagating in a suspension, the ultrasonic waves that encounter the suspended particles are scattered and attenuated at the interface, an...[Details]
Background
The proliferation of ultra-low-power wireless sensor nodes for measurement and control purposes, combined with new energy harvesting techniques, has made it possible to create ful...[Details]
We software engineers love to find the perfect solution to any problem we encounter. But oddly enough, we find that in this particular area, there is no perfect solution. Clever tricks may save som...[Details]
Tags: PMP Digital Signal Processing
Many observers and analysts agree that there will be only two hot technology topics in the field of electronic engineering and applications this year: o...[Details]
In a network-centric battlefield, all systems (platforms) are interconnected nodes that work together to provide mission-critical information to military personnel. This approach is driving the dev...[Details]
1. Introduction
Industrial automation technology, mainly characterized by the application of computers in industrial control and management, has made great progress in the past 20 years. S...[Details]
Infrared technology has been widely used in speed measurement systems, and many products have used infrared technology to achieve vehicle speed measurement, detection and other research. When infra...[Details]