AVR-Chat

On Sun, Mar 29, 2009 at 5:48 PM, Jim Wagner <wagnerj@proaxis.com> wrote:
> Hmmm. ...
>
> Can you set a "variable watch" that triggers on a memory value that
> should not change but IS getting changed? I don't remember if Studio
> has that.

I have that in code, no triggers.

> Another possibility is that you are getting a corrupted stack (ie,
> unmatched push/pops or something that writes into area used by stack)
> and you are returning to a place in ROM that is the middle of a two-
> word instruction so that everything subsequent is really messed up.
> Been there, done that!

Yup, I have a stack guardian, it's not hitting that either, and when I
look at ram, it looks ok.
>16 bytes free between the bottom of the stack and the guardian.


> Jim
>
> On Mar 29, 2009, at 2:23 PM, David VanHorn wrote:
>
>> I added a full vector table, and every entry for the unused ints sets
>> "sanity_flag" to some unique value.
>> There's a task that checks sanity flag for any non-zero value, and
>> it's never triggering.
>>
>>
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