Re: [avr-gcc-list] 2 interrupt sharing the same ISR

[gouy yann]

thank you very much, Ned.
you made it!

  Yann

 --- Ned Konz <address@hidden> a écrit : 
> On Friday 14 January 2005 2:21 pm, gouy yann wrote:
> > I'd like to know if someone has an easy trick to
> make
> > 2 interrupts ( timer overflow and timer output
> compare
> > ) jump to the same address (ISR).
> >
> > duplicating the code or calling the same function
> from
> > the ISRs is not that much convincing in term of
> flash
> > or stack comsumption.
> >
> > I am considering using only the output compare as
> > overflow is somehow a particular case of it.
> 
> Why not just do something like this (atmega8):
> 
> // SIGNAL(SIG_OVERFLOW1)
> //
> #define METOO_INTERRUPT(signame)                \
> void signame (void) __attribute__ ((naked));    \
> void signame (void) { __asm__ __volatile__ ("" ::);
> }
> 
> METOO_INTERRUPT(SIG_OVERFLOW1)
> 
> SIGNAL(SIG_OUTPUT_COMPARE1A)
> {
> }
> 
> -- 
> Ned Konz
> http://bike-nomad.com
> 
> 
> _______________________________________________
> avr-gcc-list mailing list
> address@hidden
> http://www.avr1.org/mailman/listinfo/avr-gcc-list
>  


        

        
                
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