I use STM32F103RBT6 with an external L298N chip to drive a 12V, 1.5A air pump. I don't know how to use PWM to control the speed of this air pump? Thank you everyone...
I've been working on a taximeter recently. I've encountered many problems with other programs. I'd like to ask for your help in solving them! The question is this: 1. Basic requirements: Daytime taxi ...
1. Use a Bluetooth chip to output PWM signal to control GP8101 to output 0-10V analog voltage. The circuit is shown in the figure below:2. The hardware circuit of the actual application is shown in th...
Is there any big guy who makes sensors? Please take me tothis article. This content is originally created by EEWORLD forum netizen Nie Yongzhong . If you want to reprint or use it for commercial purpo...
Modelsim: Starting simulation from Quartus II The simulation process is as follows: (1) Pre-settings (2) Start functional simulation (3) Automatically create simulation project, automatically load .v ...
I saw a netizen dismantling a computer that he had used for more than 8 years. I looked back at the four obsolete laptops piled up in the corner of my house. . . . After you replace your computer or m...
SinoWise's SH66xx series 4-bit microcontrollers have the characteristics of fast speed, low power consumption, simple structure, easy to use, and high cost performance. They are widely used in remo...[Details]
With the advancement of computer technology, the development of image processing and pattern recognition methods, fingerprint processing technology has become more mature and has been widely used i...[Details]
Microelectromechanical systems (MEMS) are gradually entering the consumer, industrial, medical, automotive and computer application markets. Moreover, we cannot ignore their steady progress in the ins...[Details]
introduction
The data detected by various measuring instruments often need to be transferred to the PC for data processing and archiving, so as to make full use of the rich hardware and softwa...[Details]
Wireless personal area networks (or WPANs) are particularly useful for sensing, monitoring, and control applications. Cost-effective WPANs have the unique potential to implement wireless connectivi...[Details]
In a Class D audio power amplifier, the preamplifier is a relatively important module. It is located at the front of the entire topology and completes the processing of the input signal source,...[Details]
IPTV (Internet Protocol TV or Interactive Personal TV), also known as interactive network television, is a new technology that uses broadband network infrastructure, takes home televisions or comp...[Details]
The rapid growth of consumer video applications, from portable media players and cell phones to video game consoles, requires a multitude of different interfaces and adapters to enable users to tra...[Details]
0Introduction
Microactuators, as driving components of microelectromechanical systems (MEMS), have been widely studied. In recent years, actuators made of hard magnetic and soft magnetic m...[Details]
0 Introduction
With the continuous progress of society and the improvement of people's living standards, environmental protection and energy conservation have received more and more attention....[Details]
Intelligent video analysis system is the development direction of monitoring. This technology is not far away from us. The 1,300 channels of the Qinghai-Tibet Railway use video analysis to protect ...[Details]
Overview and application status of IC card access control
IC Card Access Control Overview
System Overview: Use IC card as the carrier to realize identity recognition and access co...[Details]
1. Overview:
Electronic sphygmomanometers are currently widely used and promoted due to their advantages such as non-invasiveness, simple operation, and portability. There are many methods...[Details]
After more than 20 years of development, Ethernet has become an indispensable part of the underlying connection in modern Internet. It is easy to network and has better openness, making it one of t...[Details]
1. Overview
At present, there are many cases related to motor vehicles among all kinds of criminal crimes, such as hit-and-run, theft and robbery of motor vehicles, etc. If an automatic mo...[Details]