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S3F80JB ADDRESS SPACES
2-14
FFH
D0H
FFH
C0H
Set 2
CFH
RP1
RP0
Register
Pointers
C0H
BFH
00H
Special-Purpose Registers General-Purpose Registers
All
Addressing
Modes
Page 0
Indirect
Register,
Indexed
Addressing
Modes
Page 0
Register Addressing Only
Can be Pointed by Register Pointer
Each register pointer (RP) can independently point to one
of the 24 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).
Control
Registers
System
Registers
Bank 1
Prime
Registers
NOTE:
In the S3F80JB microcontroller,only page0 is
implemented.Page0 containsall of the
addressable registers in the internal register file.
E0H
Bank 0
Figure 2-10. Register File Addressing