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

[Douglas Dotson]

--- gouy yann <address@hidden> wrote:

> Hi,
> 
> 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.

Not sure where you are coming from on this point.
Calling the same function certainly saves on flash.
The stack used for each invocation would be the same.
If you are allowing nested interrupts then things
can get more complicated, but that is true in any
case.
 
> I am considering using only the output compare as
> overflow is somehow a particular case of it.
> 
> regards.
>    Yann
> 
> 
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