HP 9030 CE - Page 71

9-6 9030140 Diagrams
o 2
I
..... ~-----LOGICAL MEMORY ADDRESS----- ......... -11
(27 BITS)
29 30
12 BITS
4 8
~
CHIP ROW SELECT
Y
ADDRESS X ADDRESS
PHYSICAL MEMORY ADDRESS
31
o 1 2 3
17 18 31
x = DON'T CARE
LOGICAL
PAGE NUMBER
MAPPER CAM DATA FORMAT
256K Memory Mapping Operation