Embedded RTOS Design

5

The scheduler

Abstract

This chapter details the capabilities offered by the task scheduler(s) in Nucleus SE and compares with those of Nucleus RTOS. Extensive details of the context save and restore process are included.

Keywords

RTOS; Nucleus; task scheduling; scheduler; context

I covered the key concepts of real-time operating system (RTOS) schedulers in Chapter 2, Multitasking and Scheduling. Here I will look at the facilities offered by Nucleus RTOS and, in much more detail, those provided by Nucleus SE.

Scheduling in Nucleus RTOS

Since Nucleus RTOS is a fully-fledged, well-proven, commercial RTOS, it may be assumed (correctly!) that the scheduler has been carefully designed for the requirements of such a product. It is sophisticated and flexible, ...