> >> > > > > Whoops. I forgot to mention the current limiting resistor: > > > > +3V -- LED -> -- 40 ohm -- PIC >=20 > That still won't work, but it will at least prevent damage to=20 > the LED or the PIC. Since the LED on voltage is probably=20 > around 2V, you may or may not get much current thru it when=20 > trying to turn it on since you are driving it with 2V when=20 > the PIC pin is high. >=20 I'm not driving it when the PIC is high, I am driving it when the PIC is low. The PIC is running at 3V. Alex -- http://www.piclist.com hint: To leave the PICList mailto:piclist-unsubscribe-request@mitvma.mit.edu