Lower
Register
Bit Names
Address
Name
Bit 7
H'D9
PDR6
P6
7
H'DA
PDR7
P7
7
H'DB
PDR8
P8
7
H'DC
PDR9
P9
7
H'DD
PDRA
—
H'DE
PDRB
PB
7
H'DF
PDRC
—
H'E0
PUCR1
PUCR1
H'E1
PUCR3
PUCR3
H'E2
PUCR5
PUCR5
H'E3
PUCR6
PUCR6
H'E4
PCR1
PCR1
H'E5
PCR2
PCR2
H'E6
PCR3
PCR3
H'E7
PCR4
—
H'E8
PCR5
PCR5
H'E9
PCR6
PCR6
H'EA
PCR7
PCR7
H'EB
PCR8
PCR8
H'EC
PCR9
PCR9
H'ED
PCRA
—
H'EE
H'EF
H'F0
SYSCR1
SSBY
H'F1
SYSCR2
—
H'F2
IEGR
—
H'F3
IENR1
IENTA
H'F4
IENR2
IENDT
H'F5
H'F6
IRR1
IRRTA
H'F7
IRRI2
IRRDT
H'F8
H'F9
IWPR
IWPF7
H'FA
CKSTPR1 S1CKSTP S31CKSTP S32CKSTP ADCKSTP TGCKSTP TFCKSTP TCCKSTP TACKSTP
H'FB
CKSTPR2 —
H'FC
H'FD
H'FE
H'FF
Legend
SCI: Serial Communication Interface
Bit 6
Bit 5
P6
P6
6
5
P7
P7
6
5
P8
P8
6
5
P9
P9
6
5
—
—
PB
PB
6
5
—
—
PUCR1
PUCR1
7
6
5
PUCR3
PUCR3
7
6
5
PUCR5
PUCR5
7
6
5
PUCR6
PUCR6
7
6
5
PCR1
PCR1
7
6
5
PCR2
PCR2
7
6
5
PCR3
PCR3
7
6
5
—
—
PCR5
PCR5
7
6
5
PCR6
PCR6
7
6
5
PCR7
PCR7
7
6
5
PCR8
PCR8
7
6
5
PCR9
PCR9
7
6
5
—
—
STS2
STS1
—
—
—
—
IENS1
IENWP
IENAD
—
IRRS1
—
IRRAD
—
IWPF6
IWPF5
—
—
Appendix B Internal I/O Registers
Bit 4
Bit 3
Bit 2
P6
P6
P6
4
3
2
P7
P7
P7
4
3
2
P8
P8
P8
4
3
2
P9
P9
P9
4
3
2
—
PA
PA
3
2
PB
PB
PB
4
3
2
—
PC
PC
3
2
PUCR1
PUCR1
PUCR1
4
3
PUCR3
PUCR3
PUCR3
4
3
PUCR5
PUCR5
PUCR5
4
3
PUCR6
PUCR6
PUCR6
4
3
PCR1
PCR1
PCR1
4
3
PCR2
PCR2
PCR2
4
3
PCR3
PCR3
PCR3
4
3
—
—
PCR4
PCR5
PCR5
PCR5
4
3
PCR6
PCR6
PCR6
4
3
PCR7
PCR7
PCR7
4
3
PCR8
PCR8
PCR8
4
3
PCR9
PCR9
PCR9
4
3
—
PCRA
PCRA
3
STS0
LSON
—
NESEL
DTON
MSON
IEG4
IEG3
IEG2
IEN4
IEN3
IEN2
IENTG
IENTFH
IENTFL
IRRI4
IRRI3
IRRI2
IRRTG
IRRTFH
IRRTFL
IWPF4
IWPF3
IWPF2
—
AECKSTP WDCKSTP PWCKSTP LDCKSTP
Rev. 6.00 Aug 04, 2006 page 563 of 680
Bit 1
Bit 0
P6
P6
1
0
P7
P7
1
0
P8
P8
1
0
P9
P9
1
0
PA
PA
1
0
PB
PB
1
0
PC
PC
1
0
PUCR1
PUCR1
2
1
0
PUCR3
PUCR3
2
1
0
PUCR5
PUCR5
2
1
0
PUCR6
PUCR6
2
1
0
PCR1
PCR1
2
1
0
PCR2
PCR2
2
1
0
PCR3
PCR3
2
1
0
PCR4
PCR4
2
1
0
PCR5
PCR5
2
1
0
PCR6
PCR6
2
1
0
PCR7
PCR7
2
1
0
PCR8
PCR8
2
1
0
PCR9
PCR9
2
1
0
PCRA
PCRA
2
1
0
MA1
MA0
SA1
SA0
IEG1
IEG0
IEN1
IEN0
IENTC
IENEC
IRRI1
IRRI0
IRRTC
IRREC
IWPF1
IWPF0
REJ09B0145-0600
Module
Name
I/O Port
I/O Port
System
control