Screen Buffers

A000:0000 - A000:FFFF Reserved for screen buffers

B000:0000 - B000:0FFF Monochrome screen buffer

B000:1000 - B000:FFFF Reserved for screen buffers

B000:8000 - B000:BFFF Color/Graphics screen buffer

B000:C000 - B000:FFFF Reserved for screen buffers