David Duffy (AVD) wrote: > On 25/11/2010 10:17 AM, Oli Glaser wrote: >> All the things that have been mentioned sound plausible - also, I'd >> maybe try pulling out the 47uF cap to see if it makes a difference. > > I will try that after the test with adding a small value cap on MCLR. Why? It's a silly idea. There should be nothing wrong with a 47uF electrolytic cap on the power rail. In fact it's a good idea. Don't get sidetracked by superstition based electronics. If you're going to do that, we all know waving a dead fish over it is more effective. ******************************************************************** Embed Inc, Littleton Massachusetts, http://www.embedinc.com/products (978) 742-9014. Gold level PIC consultants since 2000. --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .