Hi,
before you can write you have to erase the segment.
Rolf
mspgcc-users@lists.sourceforge.net schrieb am 24.09.04 17:47:00:
>
> Hi,
>
> I'm currently trying to write variables (and not constants) in my own
> section of flash with mspgcc (not IAR) that I created in a linker script.
> The section is created. I can create constants with __logdata__
> __attribute__((section(".logdata"))). I got rid of the const specifier and
> initialized the data. The data is indeed written in the right address range
> of memory when initialized, but when I try to change the array in the code,
> it doesn't change the initialization data. Is it only possible to create
> constants with this method? If not, how can you create variables that are
> modified by the program? I tried the pragma call such as:
>
> #pragma memory=constseg("logdata"); //or #pragma memory=constseg("logdata")
> Word2_t RssiData[10] ={0,0,0,0,0,0,0,0,0,0};
> #pragma memory = default
>
> but the compiler gives a message that it ignored the pragma ("ignoring
> #pragma memory"). What is wrong? Can I create a variable with such a call
> in mspgcc?
>
> I'm thinking of creating my own function that uses low-level assembly that
> would write into flash. However, I would like to avoid doing that.
>
> Best regards,
>
> Yvan
>
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