In a message dated 98-11-19 19:44:24 EST, you write: << There is no real easy way to just pop in an extra chip. There is some external circuts that are needed, or else one SRAM dies... It wouldn't realy be internal... >> Um...whatever grant, its the same thing in the 82s, 83s and 85s, all use the same type of chip, and they are all pin 20 chip select....no external circuits!