> >The manual section I quoted to you says the data is received > >in hardware before the PIC wakes up, > BUT ONLY for synchronuos + slave mode ! > Stef Isn't that all that's needed ? Hard to say what's appropriate without more details of the application -- http://www.piclist.com hint: The list server can filter out subtopics (like ads or off topics) for you. See http://www.piclist.com/#topics