> Now, I'm going to get rid of my stock of 74LS > and 4xxx CMOS chips. If you find anything interesting, Musn't throw out resource - even obsolete and obsolescent resource :-) I would have thought that a school somewhere would appreciate them , especially the 400 series. Maybe a museum for the LS :-) RM -- http://www.piclist.com hint: PICList Posts must start with ONE topic: [PIC]:,[SX]:,[AVR]: ->uP ONLY! [EE]:,[OT]: ->Other [BUY]:,[AD]: ->Ads