Peter,

On Wed, 14 Sep 2005 13:23:28 +0100, Peter Onion wrote:

> On Wed, 2005-09-14 at 13:01 +0100, Howard Winter wrote:
> 
> > That may be true, but don't forget that  RETFIE  does it for you anyway (that being its /raison d'etre/ - 
> > otherwise it's the same as  RETURN)  :-)
> 
> But your code is never going to get into an ISR to execute the RETFIE if
> GIE isn't set in the first place !  Chicken and Egg I think :-)

Well yes, but we were talking specifically about re-enabling it at the end of an Interrupt Service Routine - 
you obviously have to set it initially.

Cheers,


Howard Winter
St.Albans, England


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