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120
CHAPTER 4 BUS INTERFACE
Figure 4.4.1 shows a map of the areas set in the 64 kilobytes by initial values during reset and a
map of the areas set in Examples 1 and 2.
Figure 4.4-1 Sample Maps of the Chip Select Areas
00000000
H
00000000
H
00010000
H
64KB
00020000
H
00030000
H
64KB 64KB
00030000
H
00040000
H
64KB
00040000
H
0FFC0000
H
64KB
00050000
H
256KB
64KB
00060000
H
10000000
H
FFFFFFFF
H
FFFFFFFF
H
Initial value
Area 0
Area 0
Area 0
Values set in Examples 1 and 2
Area 2
Area 1
Area 0
Area 1
Area 2
Area 3
Area 4
Area 5
Area 0