Sean Breheny wrote on 30/05/2017 15:52: > Hmmm - but 9FY and 9FF do not occur in that document. 9FG does, but > it has to do with a sealed DB9 connector, not the item that looks > like the mystery disks. Indeed, I call it serendipity as the cover for the chapter showed more=20 or less the item under discussion as soon as I opened it :) --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .