Quoting Djula Djarmati : > Depending on your schematics a passive solution could work. (see attached= ). > > Djula Wow, this is nice, and I'm sure I can make these 3 extra components =20 fit. My discrete solution was larger as I was trying to make an NAND =20 gate with extra transistors. Thanks. Cheers, -Neil. --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .