Register
Name
Bit 7
SSR
TDRE
RDR
RDR7
ADDRA
AD9
AD1
ADDRB
AD9
AD1
ADDRC
AD9
AD1
ADDRD
AD9
AD1
ADCSR
ADF
ADCR
TRGE
TCSRWD B6WI
TCWD
TCWD7
TMWD
—
ICCR
ICE
ICSR
ESTP
ICDR
ICDR7
SARX
SVAX7
ICMR
MLS
SAR
SVA7
ABRKCR
RTINTE
ABRKSR
ABIF
BARH
BARH7
BARL
BARL7
BDRH
BDRH7
BDRL
BDRL7
PUCR1
PUCR17 PUCR16 PUCR15 PUCR14 —
PUCR5
—
PDR1
P17
PDR2
—
PDR5
P57
PDR7
—
PDR8
P87
Bit 6
Bit 5
Bit 4
RDRF
OER
FER
RDR6
RDR5
RDR4
AD8
AD7
AD6
AD0
—
—
AD8
AD7
AD6
AD0
—
—
AD8
AD7
AD6
AD0
—
—
AD8
AD7
AD6
AD0
—
—
ADIE
ADST
SCAN
—
—
—
TCWE
B4WI
TCSRWE B2WI
TCWD6
TCWD5
TCWD4
—
—
—
IEIC
MST
TRS
STOP
IRTR
AASX
ICDR6
ICDR5
ICDR4
SVAX6
SVAX5
SVAX4
WAIT
CKS2
CKS1
SVA6
SVA5
SVA4
CSEL1
CSEL0
ACMP2
ABIE
—
—
BARH6
BARH5
BARH4
BARL6
BARL5
BARL4
BDRH6
BDRH5
BDRH4
BDRL6
BDRL5
BDRL4
—
PUCR55 PUCR54 PUCR53 PUCR52 PUCR51 PUCR50
P16
P15
P14
—
—
—
P56
P55
P54
P76
P75
P74
P86
P85
P84
Bit 3
Bit 2
Bit 1
PER
TEND
MPBR
RDR3
RDR2
RDR1
AD5
AD4
AD3
—
—
—
AD5
AD4
AD3
—
—
—
AD5
AD4
AD3
—
—
—
AD5
AD4
AD3
—
—
—
CKS
CH2
CH1
—
—
—
WDON
B0WI
TCWD3
TCWD2
TCWD1
CKS3
CKS2
CKS1
ACKE
BBSY
IRIC
AL
AAS
ADZ
ICDR3
ICDR2
ICDR1
SVAX3
SVAX2
SVAX1
CKS0
BC2
BC1
SVA3
SVA2
SVA1
ACMP1
ACMP0
DCMP1
—
—
—
BARH3
BARH2
BARH1
BARL3
BARL2
BARL1
BDRH3
BDRH2
BDRH1
BDRL3
BDRL2
BDRL1
PUCR12 PUCR11 PUCR10 I/O port
—
P12
P11
—
P22
P21
P53
P52
P51
—
—
—
P83
P82
P81
Bit 0
Module Name
MPBT
SCI3
RDR0
AD2
A/D converter
—
AD2
—
AD2
—
AD2
—
CH0
—
WRST
WDT*
TCWD0
CKS0
SCP
IIC
ACKB
ICDR0
SVAX0
BC0
SVA0
DCMP0
Address break
—
BARH0
BARL0
BDRH0
BDRL0
P10
P20
P50
—
P80
423