ST90R158 View Datasheet(PDF) - STMicroelectronics
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ST90R158 Datasheet PDF : 190 Pages
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ST90158 - DEVICE ARCHITECTURE
MEMORY SPACES (Cont’d)
Figure 6. Register Groups
Figure 7. Page Pointer for Group F mapping
255
240 F PAGED REGISTERS
239
224
E SYSTEM REGISTERS
223 D
C
B
A
9
8
7
6
5
4
3
2
1
15
0
0
0
UP TO
64 PAGES
224
GENERAL
PURPOSE
REGISTERS
V A00 432
Figure 8. Addressing the Register File
REGISTER FILE
255
240 F PAGED REGISTERS
239
224
E SYSTEM REGISTERS
223 D
C
R195
B
(R0C3h)
A
9
(1100) (0011)
8
7
6
5
4
3
2
1
0
15
0
0
PAGE 63
R255
PAGE 5
PAGE 0
R240
R234
R224
PAGE POINTER
R0
VA0 04 33
GROUP D
R207
GROUP B
GROUP C
R195
R192
VR 0001 18
19/190
9
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