On Fri, Sep 9, 2011 at 1:38 AM, IVP wrote: >> 8MHz internal oscillator > > Is the voltage and temperature drift OK for your app ? In this case, yes. This particular app is to add a bit of movement to a decoration, so nothing critical. I will be switching to a more stable clock if I try to add serial comms as well. Josh --=20 A common mistake that people make when trying to design something completely foolproof is to underestimate the ingenuity of complete fools. =A0 =A0 =A0 =A0 -Douglas Adams --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .