hardware: EPIA CN (IVA) board (X86) wince: 5.0. USB HDD boot disk created with USBOOT tool, (CMOS set to USB HDD boot) after power on and hardware detection, the message "verifying DMI Pool Data…" app...
rg1.StepAngleMax = _IQ((float)128/20000); How are the formats converted between them? Can anyone tell me if you know? I have been struggling with this for several days: Cry:...
My computer was bought in 2006, and it has serial and parallel ports. It is on the verge of death. I don’t know if it can survive this summer. I want to buy a new laptop. I asked in the market, and th...
[i=s]This post was last edited by qwqwqw2088 on 2016-3-23 09:56[/i] In ancient times, there were three kingdoms, Wei, Shu and Wu. Today, China, the U.S., Europe and Japan divide the world. Now let's s...
Hello! I am currently working on a graduation project on an embedded mobile database! I want to achieve database interaction between mobile devices and servers! I am using SQL Server CE 2.0 and SQL Se...
[postbg]bg4.png[/postbg]Code, write code, adjust code, concentrate on work, suddenly receive a call, your express,, come and pick it up. Express??? What express??? Suspiciously received the express, t...
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]
In public places such as schools, government agencies, factories and mines, as well as public corridors in residential areas, the phenomenon of long-burning lights is very common, which causes a h...[Details]
introduction
The emergence of high-performance, low-power embedded CPUs and high-reliability network operating systems has made it possible to implement applications with large amounts of comp...[Details]
1. Background:
The instrument system parameter detection and control of the chemical production workshop of Tangshan Coal Gas Coking Plant are all analog instruments, some of which are eve...[Details]
1 Introduction
Water resources are the basic conditions for human survival and the lifeline of economic development. The reality shows that due to the global shortage of water resources and th...[Details]
Smart lighting control systems provide high controllability for various buildings and further enhance the level of green energy. They are the core products of energy conservation and digital techn...[Details]
With the continuous consumption of earth's energy and the scarcity of resources, the harm of greenhouse effect to human beings, and the serious pollution of the atmosphere to the earth, the intern...[Details]
The traditional display screen using 51 single-chip microcomputer to control LED dot matrix has relatively simple functions. If it is to achieve diversified functions, it often takes a lot of time ...[Details]
FPGAs are used in 81% of electronic systems, including many commercial and defense products, and most FPGAs use BGA packaging. The BGA packaging is characterized by small solder balls and small sol...[Details]
Since the late 1990s, with the demand for higher system efficiency and lower power consumption, the technological update of telecommunications and data communication equipment has promoted the deve...[Details]
The emergence and development of street lamps are inseparable from the prosperity and progress of cities, which makes street lamps useful. Conversely, street lamps also make the night of the city n...[Details]
LED is now known as the fourth generation of light sources. High-power LED has many advantages over traditional light sources in outdoor lighting.
1 LED lamps have high light efficiency
C...[Details]
Rated capacity refers to the maximum output power of the UPS (the product of voltage V and current A).
Usually, the UPS power supplies sold on the market are marked with "W" (watt) for smaller...[Details]
This article focuses on closing the feedback loop of an isolated power supply using a TL431 shunt regulator. The article discusses a method to extend the bandwidth of the power supply control loop ...[Details]
Dual Tone MultiFrequency (DTMF) signaling is gradually being used in push-button telephones around the world. It quickly replaced the dial pulse signaling used in traditional rotary phones because ...[Details]