User`s manual

ADDRESS SPACES S3F84A5_UM_REV1.10
2-14
RP1
RP0
Register
Pointers
00H
All
Addressing
Modes
Page 0,1
Indirect Register,
Indexed Addressing
Modes
Page 0,1
Register Addressing Only
Can be pointed by Register Pointer
FFH
E0H
BFH
Control
Registers
System
Registers
Special-Purpose Registers
D0H
C0H
Bank 1 Bank 0
Each register pointer (RP) can independently point
to one of the 32 8-byte "slices" of the register file
(other than set 2). After a reset, RP0 points to
locations C0H-C7H and RP1 to locations C8H-CFH
(that is, to the common working register area).
FFH
C0H
Set 2
CFH
General-Purpose Register
Prime
Registers
Figure 2-10. Register File Addressing