Em 5/11/2011 10:57, Jan-Erik Soderholm escreveu: >>> I *think* that the header is useless without a target circuit. >> But what is the smallest target circuit?I thought adding only crystal is >> OK for starting debugging > Right, but a crystal is useless without capacitors. And it is > a bit unclear how the header is powered. Not exactly. It may become unstable, or not to oscillate at all, but it may= .. >> Sorry, I have just only started with microchips - so a lot of new >> knowledge for me to learn. > It's not about learing PICs, it's about telling everything and > not hiding details. :-) By my experience with teaching newbies in electronics and microcontrollers, it takes time to notice that there's missing information. Because of this, I generally take it easy with them. Isaac --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .