On 8/17/06, Harold Hallikainen <harold@hallikainen.com> wrote:
>
> >> I'm getting "System reset by" messages with nothing following, which
> >> seems
> >> to indicate that none of the bits in the RCON register were cleared by
> >> the
> >> reset, nor were the stack overflow or underflow bits set.
> >
> > How are you reading the message back?  It looks like you'll have extra
> > null characters.  For example, in the event of a brownout:
> > \r\nSystem reset by \0brownout, \0
> >
> > So software that is expecting the C convention of null-terminated
> > strings won't read the second part.
> >
> >
>
> THANKS for the several responses so far! I'll comment on them all here.
>
> First off, I wrote the PrintRomString() (or whatever I called it) before
> MCC18 had a printf(). It just sends strings from flash to the uart
> terminating on a null. I just cycled power to the unit and this is what I
> get:
>
> 00>
> System reset by brownout, power up,
>

OK, I guess it looked odd to me because C compilers give you a '\0' at
the end of string constants anyway.  But I an extra one won't hurt,
except for code space.

Regards,
Mark
markrages@gmail
-- 
You think that it is a secret, but it never has been one.
  - fortune cookie
-- 
http://www.piclist.com PIC/SX FAQ & list archive
View/change your membership options at
http://mailman.mit.edu/mailman/listinfo/piclist