BTW Heinz, I wrote

> have you tried separating out the BSF GIE ? I generally clear
> all the IE and IF bits, then set required IE, then set GIE

The reason I mention this is because other PIC users and I have
seen some funny things happen at the silicon level with SFR bits
set in a particular order, even though there is absolutely nothing
wrong, (theoretically - ie there's no datasheet reason given not to
do it), with that order

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