RE: [sdcc-devel] data banking

[Sandeep D. <sa...@wi...>]

Yes the "at" keyword introduces the "volatile". The reasoning was that
"at" is used for memory mapped I/O devices access to these ports should
be volatile. May be it should become "port" dependent, SDCCsymt.c is the
place.

Sandeep
> -----Original Message-----
> From: sdc...@li...
> [mailto:sdc...@li...]On Behalf Of Johan Knol
> Sent: Sunday, January 06, 2002 9:23 AM
> To: Scott Dattalo; sdc...@li...
> Subject: Re: [sdcc-devel] data banking
> 
> 
> > For example, In SDCC you can declare data:
> >
> > data at 0xa7  unsigned char uc1 = 0;
> 
> The "at" modifier implies volatile, not the "data" modifier. 
> Maybe this need
> to be port dependent.
> 
> Johan
> 
> 
> 
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