Vector 4 - Page 51

EXHIBIT
-4
“GLOBAL’
AND
“LOCAL”
BLOCK
MAPPING
8088-2 Z80B Global Local
Address Address Block Block
Range Range Numbers Numbers 956 K
(Dec) (Hex) (Dec) (Hex)
| 0 0 0 0
o o ° . 64 K
31 1F 31 1F
32 20 0 0
o o . . 64 K
| 63 3F 31 1F
64 40 0 0
® ® ® @ 64 K
95 SF 31 1F
96 60 0 0
® ® ® ® 64 K
, 127 TF 31 1F
I1 2-38