Hello, I know that (most) PIC ports can sink/source 25mA. There is something like an internal limiting circuit? Or can I burn a PIC if I try to sink 30mA because I need a very bright LED but don't want to put an additional transistor on my circuit? I'm using a PIC16F628. Regards, Brusque ----------------------------------- Edson Brusque Research and Development C.I.Tronics Lighting Designers Ltda Blumenau - SC - Brazil www.citronics.com.br Say NO to HTML mail ----------------------------------- -- http://www.piclist.com hint: PICList Posts must start with ONE topic: [PIC]:,[SX]:,[AVR]: ->uP ONLY! [EE]:,[OT]: ->Other [BUY]:,[AD]: ->Ads