6. Real time
6.1 Definitions
The aim here is not to explain in detail what a real-time system is. We can, however, give a simple definition of such a system.
A real-time system is a software/hardware combination in which the software enables hardware resources to be properly managed, so that certain tasks can be carried out within specific time limits.
The notion of real-time is closely linked to embedded software, since virtually all proprietary embedded operating systems are real-time (VxWorks, pSOS, LynxOS, QNX, VRTX, etc.). Switching to Linux can pose a major problem, since like all UNIX systems, it is not real-time. As a result, task scheduling following priority assignment is not guaranteed by the Linux...
The Ultimate Scientific and Technical Reference
This article is included in
Control and systems engineering
This offer includes:
Knowledge Base
Updated and enriched with articles validated by our scientific committees
Services
A set of exclusive tools to complement the resources
Practical Path
Operational and didactic, to guarantee the acquisition of transversal skills
Doc & Quiz
Interactive articles with quizzes, for constructive reading
Real time
Conclusion
Bibliography
Bibliography
Websites
FAQ about the GPL license http://www.gnu.org/licences/gpl-faq.html
Richard Stallman's January 2010 conference (Eyrolles) http://www.dailymotion.com/video/xbuw37_1-5-richard-stallman-et-la-revoluti_tech
...
The Ultimate Scientific and Technical Reference
