>     Actually, Koen's proposal looked like straight PWM; I'm sure the
>     PICLIST archives contain numerous examples of PWM sine-wave
>     generation

There's a fair bit of practical and theory at www.sxlist.com too

--
http://www.piclist.com hint: PICList Posts must start with ONE topic:
[PIC]:,[SX]:,[AVR]: ->uP ONLY! [EE]:,[OT]: ->Other [BUY]:,[AD]: ->Ads