What value of resistor should be used in the clock leads? Is this for isolation of the pic clocks? Jess -----Original Message----- From: David VanHorn To: PICLIST@MITVMA.MIT.EDU Date: Saturday, February 17, 2001 3:41 PM Subject: Re: [PIC]: Oscillator for multiple pic's >At 08:52 PM 2/17/01 +0100, Aart wrote: >>Hello, >> >>is there a simple way to clock 4 pic's (16f84) with one Xtal? >> >>Or do i need to build an external oscillator? The one at page 40 from the >>datasheet (fig 8-6) does'nt work, well at least not with a 74hct04 or an >>7406 Hex inverter. The inverter mentioned in the sheet (74AS04) i do not >>have at the moment. > >There's a three-inverter circuit that's pretty simple, or try 74HCU04s. > >Beware! You'll want series resistors in the clock lead to each pic, and a >short, solid ground return from each pic to the clock circuit. >-- >Dave's Engineering Page: http://www.dvanhorn.org >Where's dave? http://www.findu.com/cgi-bin/find.cgi?kc6ete-9 > >-- >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 > > -- 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