Can someone tell me what type of "weak pullups" are are in the 17c74a? Would it be resistive or a current source? Thanks, \\\|/// \\ ~ ~ // ( @ @ ) --------------oOOo-(_)-oOOo--------------- | | | Robert Zeff | | Nikola Engineering | | 209-599-6176 | | rzeff@nikola.com | | Free Spice for Windows NT / Win95: | | WWW: http://Nikola.com | | | ----------------------Oooo.--------------- .oooO ( ) ( ) ) / \ ( (_/ \_)