At 12:26 PM 5/7/2010, you wrote: >My Deluxe Wireless RS-232 Pak have a 2764. Do I need to change it >with a 27128? >Thanks >Jorge Machin Yes, if you're burning your own EPROM, use a 27128 (16kb). I'm not quite ready to sell the chips. Maybe in a week. -- ~ Roger Taylor