Delcan wrote DM> Surely that is a simple problem yielding to a solution with two and DM> gates and an inverter (Control signal inverted for one gate);
DM> gate 1: Control and signal B DM> gate 2; /Control and signal C DM> Take both outputs through diodes and add pullups or pulldowns as DM> appropiate. Use 74hctxx gates. Send a small royalty to yours truly ;-) ;-} you avoid the fourth gate by using DTL logic... Well I wouldn't do so but.... Uwe. -- Author: Uwe Zimmermann INET: [EMAIL PROTECTED] Fat City Network Services -- 858-538-5051 http://www.fatcity.com San Diego, California -- Mailing list and web hosting services --------------------------------------------------------------------- To REMOVE yourself from this mailing list, send an E-Mail message to: [EMAIL PROTECTED] (note EXACT spelling of 'ListGuru') and in the message BODY, include a line containing: UNSUB CHIPDIR-L (or the name of mailing list you want to be removed from). You may also send the HELP command for other information (like subscribing).
