Vincent Vega wrote :

> However SHAREBANK is used to define RAM memory regions for *unbanked*
> registers.

*All* RAM on the 16F870 is shared between two or four banks.
There is no truly un-banked RAM.

> I can't see no  indication that  the 96 GPR between  0x20 and 0x6F
> in Bank0 are *unbanked*,..

They are shared with 120h - 16Fh in bank 3, and the last part
(70h - 7Fh) is shared between all four banks.

> neither are the
> 32 GPR between 0xA0 and 0xBF in Bank1 for that matter...

They are shared with 1A0h - 1BFh in bank 4.

> If you take the template for the PIC16F870 and the
> linker script, both coming with MPLAB you'll see that it 
> doesn't compile.

That doesn't meen that the *LNK file* is wrong.

> If I modify the linker script...

*I* would modify the source code instead...

Best Regards,
Jan-Erik.



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