When I was about to log off, I suddenly realized that I had become a woman , and my signature and name had also changed! My QQ account had been stolen before, but I hadn't noticed this problem for a l...
In Linux and Windows systems, the development of hardware drivers has relatively fixed patterns and processes. I would like to ask about the basic process of driver development in UCOS-ii system? Is t...
Based on the sponsorship of 40 sets of humidity sensors by Sensirion Trading Co., Ltd. , which is known as the smallest sensor, is indeed worthy of its reputation. The above picture is a double-magnif...
This is a low-loss constant current feedback circuit
AdvantagesMinimizes the loss of current sensing resistorProvides temperature compensation
DisadvantagesHigher costNo short circuit protection
The c...
I received a call from the courier yesterday. I was very excited to get the development board back from the property management at night. However, when I opened it, I found that the LCD screen was bro...
[i=s]This post was last edited by DDZZ669 on 2021-5-20 22:34[/i] The previous articles (Basics of Motor Control) introduced the principles of motor encoders, timer output PWM, timer encoder mode speed...
1. Introduction
Since the 1980s, with the continuous development of automotive electronic technology, there are more and more electronic control units in automobiles, such as electronic fuel i...[Details]
0. Introduction
In daily life, we often see some special-purpose vehicles. When these vehicles pass through intersections, they often obtain the right of way at intersections by temporarily op...[Details]
There are three types of mobile TV: one is based on analog TV broadcasting network, another is based on mobile communication network, and the other is based on digital broadcasting network. The f...[Details]
As LEDs continue to improve in almost every aspect of performance and cost, LED lighting is being used in an increasingly wide range of applications, among which LED street lights are a focus of in...[Details]
Introduction
Power subsystems are becoming more and more integrated into the overall system. Power systems have moved from being separate "essential dangerous devices" to being monitorable...[Details]
I. Introduction
In the field of power conversion, isolated converters (forward, flyback, and double-ended) with low output DC voltage all use MOSFET as the rectifier device. Since these devi...[Details]
Toyohashi University of Technology demonstrated electric field coupled wireless power supply technology using life-size car tires and roads at the wireless technology exhibition "Wireless Technolog...[Details]
1. When the slip speed regulating motor is undergoing frequency conversion and energy saving transformation, the original excitation box (referred to as the speed regulating box) and the original s...[Details]
1. Disadvantages of choosing too high a voltage level
Choosing too high a voltage level will result in too high an investment and a long payback period. As the voltage level increases, the...[Details]
D5026A is a driver IC designed by Shanghai Debei Electronics for energy-saving LED display screens. Its design concept is energy-saving and compatible with existing solutions, that is, it can be ...[Details]
Only a small number of LED manufacturers can produce high-quality LEDs. For applications that are only used for simple indication, low-quality LEDs are sufficient. However, high-quality LEDs must...[Details]
1. Introduction
With the increasing popularity of fully automatic washing machines, consumers have higher and higher requirements for their environmenta...[Details]
0 Introduction
There are many types of sensors, and the working principles, measurement targets and measurement environments of different types of sensors vary greatly. The corresponding detection s...[Details]
introduction
At present, the research on micron and nanotechnology is very active, which has led to the rapid development of microtechnology and micro-mechanical electronic system (MEMS) t...[Details]
The demand for improved healthcare environments is endless, so medical imaging equipment with higher resolution is needed to better observe the human body. High resolution brings problems with sign...[Details]