Dan Michaels wrote: > 16C73/74 .... have a 2nd internal oscillator wired to pins C0 & > C1, which can be used with a 32 Khz watch xtal, even while the main > oscillator runs at 20 Mhz [whatever]. However, I have never heard > tell of anyone actually using it. Guys???? I've used it, Dan; it works fine as a real-time clock. -Andy === Andrew Warren - fastfwd@ix.netcom.com === Fast Forward Engineering - San Diego, California === http://www.geocities.com/SiliconValley/2499