RTOS Context Switch - Step 1
[Detailed Example]

Prior to the RTOS tick interrupt

This example starts with TaskA executing. TaskB has previously been suspended so its context has already been stored on the TaskB stack.

TaskA has the context demonstrated by the diagram below.

The (A) label within each register shows that the register contains the correct value for the context of task A.


Next: RTOS Implementation - Detailed Example Step 2

Copyright (C) 2004-2010 Richard Barry. Copyright (C) 2010-2012 Real Time Engineers Ltd.
Any and all data, files, source code, html content and documentation included in the FreeRTOS distribution or available on this site are the exclusive property of Real Time Engineers Ltd.. See the files license.txt (included in the distribution) and this copyright notice for more information. FreeRTOS^TM and FreeRTOS.org^TM are trade marks of Real Time Engineers Ltd..