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5-17
MEMORY PARTITIONS
Table 5-10. Windows
Base
Address
(Hex)
WSR or WSR1 Value
for 32-byte Window
(00E0–00FFH or 0060–007FH)
WSR or WSR1 Value
for 64-byte Window
(00C0–00FFH or 0040–007FH)
WSR Value for
128-byte
Window
(0080–00FFH)
Peripheral SFRs
†
1FE0
†
7FH
†
3FH
†
1FH
1FC0 7EH
1FA0 7DH
3EH1F80 7CH
1F60 7BH
3DH
1EH
1F40 7AH
1F20 79H
3CH1F00 78H
Upper Register File
03E0H 5FH
2FH
17H
03C0H 5EH
03A0H 5DH
2EH0380H 5CH
0360H 5BH
2DH
16H
0340H 5AH
0320H 59H
2CH0300H 58H
02E0H 57H
2BH
15H
02C0H 56H
02A0H 55H
2AH0280H 54H
0260H 53H
29H
14H
0240H 52H
0220H 51H
28H0200H 50H
01E0H 4FH
27H
13H
01C0H 4EH
01A0H 4DH
26H0180H 4CH
0160H 4BH
25H
12H
0140H 4AH
0120H 49H
24H0100H 48H
†
For the 8XC196NP, locations 1FE0–1FFFH contain memory-mapped SFRs that cannot be
windowed. Reading these locations through a window returns FFH; writing these locations through
a window has no effect. For the 80C196NU, these locations are not memory-mapped; they can be
windowed.