As a perfectionist and a person with obsessive-compulsive disorder, buying books online is really heartbreaking. Last time I bought a book, a hardcover book, the corner of the book was broken, as if t...
Dear experts, I want to play with the fingerprint module recently. If you have any related code, please send it to me privately so that we can study it together. Thank you....
There is a development board with s3c2440 platform and ch7026 as TV encoder output. The output is stable at 800x600. Now I want to lower the resolution but it cannot display normally. Please advise: 1...
How to update preloader_with_header.img to the boot SD card for the de1-soc development board? On page 84 of Terasic DE1-SoC_Training materials, as shown in , the red circle says "The generated new pr...
Experts, please help me, I am so anxious. I just got started with drivers and have been debugging for a week without success. It can be successfully started when hard-coded, but when it is changed to ...
This article discusses how to wake up a touch-sensitive device such as a tablet without touching the device, using basic gesture recognition and novel proximity sensors. The article discusses the p...[Details]
When choosing a laptop battery, you should consider several factors, such as power, appearance, and quality.
Regarding power, we often see that a manufacturer uses values such as the number ...[Details]
The automotive lighting and signal control system is responsible for controlling the vehicle's lighting, signal lights, electric horns, reversing and brake buzzers. Traditional automotive lighting...[Details]
With the rapid development of intelligent control technology, computers and information technology, the trend of information appliances IA (Information Application), computers and communications integ...[Details]
The typical fault troubleshooting listed below is for reference of maintenance personnel.
When the computer is turned on, the indicator light is off and there is no screen display
Mainte...[Details]
0 Introduction
In order to improve the automation control of shortwave transmitters, so that they can automatically process from far to near, the technicians here use the ICS system to complete the ...[Details]
The most important components of new energy electric vehicles are power batteries, electric motors and energy conversion control systems. The power battery must achieve high performance such as fas...[Details]
The power consumption of a switching power supply includes fixed losses caused by parasitic resistances such as semiconductor switches, magnetic components, and wiring, as well as switching losses ...[Details]
I. Introduction
The use of electronics in cars dates back to the early 20th century when electric starters replaced hand cranks. Automotive electronics became popular in the 1960s with the...[Details]
High specific energy lithium/thionyl chloride (Li/SOCl2) batteries are widely used in multi-functional intelligent meters (such as smart meters, water meters, etc.) as real-time clocks and memory b...[Details]
0 Introduction
This paper designs a dot matrix LED text display screen that is easy to update, expandable, and low-cost. The ways to reduce costs are: ① Use the Bluetooth data transmission...[Details]
The 8051 microcontroller is the most common microcontroller we have. I have been using 8051 for a long time and have also taught microcontroller courses for a period of time. Here I would like to s...[Details]
PID is proportional differential adjustment. You can refer to the detailed introduction in the automatic control course for details! The positive action and the negative action in temperature contr...[Details]
1. Introduction
With the continuous development of modern urban construction, infrastructure and real estate are becoming increasingly prosperous, and the quality requirements for construction ...[Details]
High-definition video surveillance has developed rapidly in recent years, mainly to solve the problem of unclear "details" in normal monitoring. Some cities use high-definition television surveilla...[Details]