Thanks again to everyone.- ----- Original Message ----- From: "M. Adam Davis" To: Sent: Friday, February 15, 2002 3:09 AM Subject: Re: Power up time on 16F628 > IIRC, a crystal takes the longest to get up and running in a stable > region. Either of your RC methods ought to be faster. But a crystal > doesn't typically take 72ms to get up to that region either, so if you > need the precise timing of a crystal and faster reaction you can use > other methods to shorten the start up time and still use a crystal - bu= t > an RC should still start up faster. > > -Adam > > -Adam > > Gabriel Caffese wrote: > > >Hello everyone, > > > > I have a time critical application, and I can=B4t enable the POR, a= nd wait > >those 72ms. > > So, the question is: > > Wich of these configurations get sooner to the "stable zone" ?? > > > > 1- 16F628 + internal 4mhz RC > > 2- 16F628 + 4mhz XTAL > > 3- 16F628 + R to ground, making it oscilate at 12 mhz > > > > Remember that the question is not wich runs faster. It=B4s which one = gets > >sooner to the "stable area" > > > >Thanks to everyone.- > > > >-- > >http://www.piclist.com#nomail Going offline? Don't AutoReply us! > >email listserv@mitvma.mit.edu with SET PICList DIGEST in the body > > > > > > > > > > > > -- > http://www.piclist.com hint: To leave the PICList > mailto:piclist-unsubscribe-request@mitvma.mit.edu > > -- http://www.piclist.com hint: To leave the PICList mailto:piclist-unsubscribe-request@mitvma.mit.edu