RL78/G10 CHAPTER 3 CPU ARCHITECTURE
R01UH0384EJ0311 Rev. 3.11 37
Dec 22, 2016
Table 3-4. SFR List (1/2)
Address Special Function Register (SFR) Name Symbol R/W Manipulable Bit Range After Reset
1-bit 8-bit
FFF00H Port register 0 P0 R/W
√ √
00H
FFF04H Port register 4 P4 R/W
√ √
00H
FFF0CH Port register 12 P12 R
√ √
Undefined
FFF0DH Port register 13 P13 R
√ √
Undefined
FFF10H Serial data register 00L TXD0/
SIO00
SDR00L R/W
− √
00H
FFF11H Serial data register 00H
−
SDR00H R/W
− √
00H
FFF12H Serial data register 01L RXD0/
SIO01
Note
SDR01L R/W
− √
00H
FFF13H Serial data register 01H
−
SDR01H R/W
− √
00H
FFF18H Timer data register 00L TDR00L R/W
− √
00H
FFF19H Timer data register 00H TDR00H R/W
− √
00H
FFF1AH Timer data register 01L TDR01L R/W
− √
00H
FFF1BH Timer data register 01H TDR01H R/W
− √
00H
FFF1EH A/D conversion result lower bit register ADCRL R
− √
00H
FFF1FH A/D conversion result upper bit register ADCRH R
− √
00H
FFF20H Port mode register 0 PM0 R/W
√ √
FFH
FFF24H Port mode register 4 PM4 R/W
√ √
FFH
FFF30H A/D converter mode register 0 ADM0 R/W
√ √
00H
FFF31H Analog input channel specification
register
ADS R/W
√ √
00H
FFF34H Key interrupt control register KRCTL R/W
√ √
00H
FFF35H Key interrupt flag register KRF R/W
− √
00H
FFF37H Key interrupt mode control register 0 KRM0 R/W
√ √
00H
FFF38H External interrupt rising edge enable
register 0
EGP0 R/W
√ √
00H
FFF39H External interrupt falling edge enable
register 0
EGN0 R/W
√ √
00H
FFF50H
IICA shift register 0
Note
IICA0 R/W
− √
00H
FFF51H
IICA status register 0
Note
IICS0 R
√ √
00H
FFF52H
IICA flag register 0
Note
IICF0 R/W
√ √
00H
FFF60H
Comparator mode setting register
Note
COMPMDR R/W
√ √
00H
FFF61H
Comparator filter control register
Note
COMPFIR R/W
√ √
00H
FFF62H
Comparator output control register
Note
COMPOCR R/W
√ √
00H
FFF64H
Timer data register 02L
Note
TDR02L R/W
− √
00H
FFF65H
Timer data register 02H
Note
TDR02H R/W
− √
00H
FFF66H
Timer data register 03L
Note
TDR03L R/W
− √
00H
FFF67H
Timer data register 03H
Note
TDR03H R/W
− √
00H
FFF90H
Interval timer control register L
Note
ITMCL R/W
− √
FFH
FFF91H
Interval timer control register H
Note
ITMCH R/W
− √
0FH
Note 16-pin products only.
<R>
<R>
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