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S3C831B Datasheet, PDF (82/316 Pages) – | |||
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S3C831B/P831B
CONTROL REGISTER
RP0 â Register Pointer 0
D6H
Set 1
Bit Identifier
.7
.6
.5
.4
.3
.2
.1
.0
RESET Value
1
1
0
0
0
â
â
â
Read/Write
R/W
R/W
R/W
R/W
R/W
â
â
â
Addressing Mode
Register addressing only
.7â.3
Register Pointer 0 Address Value
Register pointer 0 can independently point to one of the 256-byte working register
areas in the register file. Using the register pointers RP0 and RP1, you can select
two 8-byte register slices at one time as active working register space. After a reset,
RP0 points to address C0H in register set 1, selecting the 8-byte working register
slice C0HâC7H.
.2â.0
Not used for the S3C831B
RP1 â Register Pointer 1
D7H
Set 1
Bit Identifier
.7
.6
.5
.4
.3
.2
.1
.0
RESET Value
1
1
0
0
1
â
â
â
Read/Write
R/W
R/W
R/W
R/W
R/W
â
â
â
Addressing Mode
Register addressing only
.7 â .3
Register Pointer 1 Address Value
Register pointer 1 can independently point to one of the 256-byte working register
areas in the register file. Using the register pointers RP0 and RP1, you can select
two 8-byte register slices at one time as active working register space. After a reset,
RP1 points to address C8H in register set 1, selecting the 8-byte working register
slice C8HâCFH.
.2 â .0
Not used for the S3C831B
4-35
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