Website: http://blog.csdn.net/zhou1232006/article/details/6149548An in-depth understanding of the three registers of arm is of great benefit to both programming and porting of the operating system.1. Stack pointer R13 (SP): Each anomaly pattern has its own independent R13, which usually points to the stack dedicated to the exception mode, i.e. five exception modes, non-exception modes (user mode and system mode), each with separate stacks, indexed by different stack pointers. When the arm enters
code static analysis tool pc-lint installation configuration--step by step ehui928 2006-5-20 pc-lint is a static analysis tool for C/s + + software code, you can think of it as a more rigorous compiler. Not only can it check for general syntax errors, but it can also check out potential errors that are not easily discoverable, although they are grammatically demanding. The flexibility of the c lang
File transmission through serial ports between the embedded Linux System and the host
I think if I want to download something from my PC to the embedded Linux System of the Development Board, many people will first think of using network tools such as TFTP SFTP to download it from the network port. But if the network is not used, what should I do if I can only download it through the serial port? At this time, there are two tools that can help you:
A friend who has used Windows Virtual PC should note that after using Windows Virtual PC for a period of time, the available space of the hard disk keeps decreasing. This is because Windows Virtual PC has been installed or uninstalled repeatedly.ProgramAs a result, the occupied space increases. The following describes a simple slimming method:
1. First, Disabl
Http://www.webkaka.com/blog/archives/how-to-modify-a-web-page-to-be-responsive.htmlComplete a day to change the PC website to adaptive! It turned out to be so simple! Author: Kaka Time: 2015-8-27 11:26:9 Browse:5279 Comments: 8
Web site adaptation, many people think it is very senior need a lot of time to achieve things, do not want to go to a ready-made site to adapt, rather than do a separate mobile station. I previously felt that the implemen
In many cases, we need to show customers the production of the app through the projector and the real machine, can use the Asm.jar class library implementation, the real machine's screen map to the PC side, and then through the PC-side projector to the real screen projection out, the specific use is very simple.The first is to download Asm.jar package, a lot of online, through the cmd command into the chara
http://www.html-js.com/article/2677Now many sites are divided into two versions, a PC end of a mobile (except the response), for these two versions, you need to access the device to judge, if it is a PC, direct access to the PC website, or access to the mobile site.For this problem can be resolved by judging UA, the front-end JS can judge, the back-end judgment i
Such a topic may be very disappointing to many Linux fans, Linux in the eyes of fans, is already open source, free software, anti-Microsoft tyranny of the equivalent word. But Linux in the personal computer sector, indeed has faced the situation of chicken, the future development, even if not slim, but also difficult to make a difference.Linux in the server is king, this is the server to the specific requirements of the software, Windows after the server terminal is still difficult to pose a thr
Security comparison of network disk data
We are here to do the data security aspects of the test, that is, considering that ordinary users in the day-to-day use of computers, sometimes because of the wrong operation of some important files mistakenly deleted, but still can be recovered through the Recycle Bin, backup file recovery, and other ways to restore the file. Then the network disk data from the PC to the network disk Web side, the data on the
Baidu is a well-deserved internet giant, but like the industry generally sigh, and then red Internet stars, but also red for ten years, including Google, the global super Giant. To continue to red, there is only one way: leather their own lives. In this regard, Google has been prepared, but Baidu?
If you want to compare with Google, many people can find Baidu slow a beat. It is because of slow this beat, now Baidu is very busy, also very tired, it is estimated that the original song and dance o
If you detect PocketPC (PPC) in your program, you are already connected to your PC. The PocketPC SDK provides a set of RAPI functions that we can detect through Cerapiinit or Cerapiinitex.
First say cerapiinit, it is defined as:
HRESULT cerapiinit (void);
This function is simpler to call, and only needs to be checked for its return value. But when the PPC is not connected to the PC, the function waits wi
Speaking of the mini-computer, I believe many audiophile players will not be unfamiliar to this stealth computer company from the United States, which had launched a mini PC product similar to the size of a TV set-top box as early as 2010. Recently, stealth computer company again out of the masterpiece, officially released its latest stealth LPC-480 third Daicouri processor Mini computer mainframe.
The Stealth LPC-480 Mini computer is still doing a g
In 2005, in an unusual day, a specially designed for small and medium-sized business computer-Lenovo launched the day, with the development of small and medium-sized enterprises in China, Yang Day has made a remarkable record, the rapid occupation of small and medium-sized enterprises in the field of most markets, Its momentum is like the home computer popularization of the storm, what is the great success of the Ascension Days, Yang Tian pc Golden ke
An in-depth understanding of SP, LR, and PC in-depth understanding of the three registers of arm is of great benefit to both programming and porting of the operating system.
1. Stack pointer R13 (SP): Each anomaly pattern has its own independent R13, which usually points to the stack dedicated to the exception mode, i.e. five exception modes, non-exception modes (user mode and system mode), each with separate stacks, indexed by different stack pointer
Voice AccessConsidering the mix between PC and iOS and Android, all recording formats are stored in the MP3 format and are the recommended audio files for unity.Premise: At present the more mature speech module by the Iflytek platform provides, at present we need the function is transforms the speech to the text, therefore we only need to download the corresponding speech recognition module to be possible.1) into the Iflytek website to download the co
License plate recognition is widely used in all aspects, there is a license plate is the application of the car park in the entrance has ever noticed that camera? In the automotive aftermarket, safe city, smart parking and many other industries have a very important position, then you know the principle of license plate recognition?License plate recognition technology needs to be able to move the car license plate from the complex background to be extracted and identified, through the license pl
Previously said, the host computer control hardware is sent through instructions, this is one-way. Then in turn, the next computer hardware to the host computer send instructions how to achieve it? For PMaC, the most common scenario is to notify the current PC program that a motion has been completed when the PMAC is completed.1. The lower machine notifies the host computer principleAs shown,The PC gives th
Q: What is server memory and what is the difference between it and the memory on a regular PC ?
Answer: Server memory is also memory, it and we usually see in the computer city in the ordinary PC there is no obvious difference in appearance and structure, it is mainly in the memory of the introduction of some new technology, ordinary PC memory on the server is g
The following is an example of Virtual PC 2004, which describes the detailed process of using a Virtual PC for Windows kernel debugging.
1, download and install Virtual PC 2004, Conlio.
2, start Virutal PC Console (console), create a new Virtual PC, installation Wizard pro
It will be easier to build your next Ubuntu-based PC from now on. Canonical today released the largest online list of Linux compatible PC components, with over 1300 certification components from 161 different manufacturers. While the main objective is the ODM-original design manufacturer-this comprehensive database will prove useful to home PC users and buyers se
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