December 2020
Intermediate to advanced
382 pages
7h 23m
English
Content preview from Embedded RTOS Design
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14
System time
Abstract
Time is fundamental to a real-time operating system and has significance in different parts of a system. In this chapter, the handling of time is outlined, with details of all the relevant application program interfaces and the core functionality of clock interrupt service routine. The implementation of system time in Nucleus SE is also detailed.
Keywords
RTOS; Nucleus; time; system time; tick clock; timer; time slice; timeout
The concept of time in the context of a real-time operating system (RTOS) was introduced in Chapter 3, RTOS Services and Facilities, along with an idea of the facilities associated with time that likely to be available with an RTOS.
Time in an RTOS
In a real-time system, it is self-evident that time is ...
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