ARM Technical Support Knowledge Articles

USER STACK POINTER ADDRESSING VIA DPP3

Applies to: RTX166 Tiny Real-time Kernel

Answer


Information in this article applies to:


QUESTION

I have allocated the user stack pointer to the DPP3 register as explained in the Getting Started User's Guide, Creating Applications, Applications without external RAM Devices. But now it seems that my RTX Tiny application is unstable. Is there something that I need to consider?

ANSWER

Yes, you also need to rebuild the RTX TINY library with the DPP3 setting for USRSTK_DPP in the file RTX166T.A66.

USRSTK_DPP   LIT  'DPP3'   ; change setting to DPP3 if the user stack is
                           ; located in the SDATA/IDATA memory class

Article last edited on: 2004-05-01 11:13:30

Rate this article

[Bad]
|
|
[Good]
Disagree? Move your mouse over the bar and click

Did you find this article helpful? Yes No

How can we improve this article?

Link to this article
Copyright © 2011 ARM Limited. All rights reserved. External (Open), Non-Confidential