Did you used a crystal or internal RC ? If it's a RC then it's not so 'precise', maybe you can use that WDT/temperature trick to increase/reduce the flashes... Sorry, couldn't resist... >Been there, done that. Soldered the PIC pins right to the battery holder >terminals, LED and resistor. I call it a precision LED flasher :-)) > >Andrew Kunz wrote: > > > > Sounds like a perfect application for a 12C508. > > > > Andy > > -- http://www.piclist.com hint: To leave the PICList mailto:piclist-unsubscribe-request@mitvma.mit.edu