Kalle Pihlajasaari said: >I must say I PICs in the field fail very rarely, perhaps 4 out of >1000 that I have had to do with. All done with a PICstart >programmer at standard voltage. If 0.4% of hobby-progg'd chips fail, that's a very effective advert for production-quality programmers! :-) Still, that raises a question which I (as a newcomer) would love to know the answer to. How reliable are the PIC chips, when programmed to production standard?. Andy W.