In an application, how do I read and write the contents of HKLM\\System\\CurrentControlSet\\Services? Is there a special function similar to SetupDiOpenDevRegKey (not a function that reads according t...
[i=s]This post was last edited by wufeijian on 2018-3-6 18:01[/i] Recently, I updated the latest Altium Designer to Altium Designer 18.0.11. This new version is a major version update, which is awesom...
1. What is byte alignment and why do we need it?In modern computers, memory space is divided by bytes. Theoretically, it seems that any type of variable can be accessed from any address, but in realit...
[b][font=宋体][size=14pt]The United States[/size][/font][/b][b][size=14pt][font=Times New Roman]NI[/font][/size][/b][b][font=宋体][size=14pt] company will[/size][/font][/b][b][font=宋体][size=14pt][font=Tim...
First of all, I have to declare that I am a newbie (I am learning protected mode and booting in my spare time). I have learned some Win32 SDK/MFC before, but unfortunately I have never had the chance ...
Abstract: In order to generate a stable excitation signal, the design of a digital frequency synthesizer is implemented on FPGA using Verilog hardware language. The design includes accumulator, wav...[Details]
General LED lighting has a current limiting resistor in the driving circuit, and the power consumed by the resistor has nothing to do with the LED light emission. In order to improve efficiency, a...[Details]
This controller uses PIC16C54 single-chip microcomputer as the controller, and it is very easy to use: just connect a telephone line to the loudspeaker through the controller, and you can rem...[Details]
According to the Industrial Technology Research Institute of Taiwan, due to factors such as the oil crisis and global warming, the issues of energy conservation and environmental protection have at...[Details]
Introduction
As the country increases its efforts to control the atmospheric environment, motorcycle emission regulations will become stricter year by year, and motorcycles that do not meet the...[Details]
1 Introduction to LED
With the development of science and technology, people have higher and higher requirements on automobile light sources. LED (Light Emitting Diode) has gradually attracted...[Details]
A few days ago, I bought an 8LED flashlight in the market (the flashlight uses No. 5 batteries). Because I had other things to do, I didn't pay attention when purchasing it. When I got home and use...[Details]
1 Introduction
At present, people have higher and higher requirements for the quality of life. When people are busy with work, soymilk machine is a new type of household beverage machine. It uses so...[Details]
introduction
The air compressor unit in the operating area of a lead-zinc mine in Guangdong is a key equipment in mining production. There are six imported Ingersoll Rand CENTAC air compress...[Details]
Traditionally, when using PLC to control stepper motors, a dedicated stepper motor control intelligent module is usually added to the PLC, and then connected to the drive power supply to realize th...[Details]
Any power system that operates from an AC source has an associated power factor, which is defined as the way it draws current from the AC source. The power factor of an AC power system is defined a...[Details]
LED (Light-emitting diode) is widely used in indication, display and other fields due to its advantages such as long life and low energy consumption. Reliability, stability and high light output ar...[Details]
Beijing time, July 2 morning news, Google last week released its own brand tablet computer Nexus 7, equipped with its latest operating system Android 4.1 "Jelly Bean". But market research firm Ovum sa...[Details]
1. Introduction
With the development of electromechanical technology, electronic technology has also penetrated into the automobile braking system, and a new technology called "electronic brak...[Details]
Compared with traditional lighting fixtures, LED lamps do not need to use filters to produce colored light. They are not only highly efficient and pure in color, but also can achieve dynamic or gra...[Details]