
Data Sheet  U12304EJ2V0DS00
μ
PD784218, 784218Y
29
Table 7-1.  Special Function Register (SFR) List (3/4)
Address
Note 1
Special Function Register (SFR) Name
Symbol
R/W
Bit Units for Manipulation
After Reset
1 bit
8 bits
16 bits
0FF74H
Transmit shift register 1
TXS1
W
—
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
—
FFH
Receive buffer register 1
RXB1
R
—
—
0FF75H
Transmit shift register 2
TXS2
W
—
—
Receive buffer register 2
RXB2
R
—
—
0FF76H
Baud rate generator control register 1
BRGC1
R/W
√
√
√
√
√
—
00H
0FF77H
Baud rate generator control register 2
BRGC2
—
0FF7AH
Oscillation mode select register
CC
—
0FF80H
A/D converter mode register
ADM
—
0FF81H
A/D converter input select register
ADIS
—
0FF83H
A/D conversion result register
ADCR
R
—
—
Undefined
0FF84H
D/A conversion value setting register 0
DACS0
R/W
√
√
√
√
√
—
00H
0FF85H
D/A conversion value setting register 1
DACS1
—
0FF86H
D/A converter mode register  0
DAM0
—
0FF87H
D/A converter mode register  1
DAM1
—
0FF88H
ROM correction control register
CORC
—
0FF89H
ROM correction address pointer H
CORAH
—
—
0FF8AH
ROM correction address pointer L
CORAL
—
—
√
0000H
0FF8BH
0FF8CH
External bus type select register
EBTS
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
—
00H
0FF8DH
External access status enable register
EXAE
—
0FF90H
Serial operation mode register 0
CSIM0
—
0FF91H
Serial operation mode register 1
CSIM1
—
0FF92H
Serial operation mode register 2
CSIM2
—
0FF94H
Serial I/O shift register 0
SIO0
—
—
0FF95H
Serial I/O shift register 1
SIO1
—
—
0FF96H
Serial I/O shift register 2
SIO2
—
—
0FF98H
Real-time output buffer register L
RTBL
—
—
0FF99H
Real-time output buffer register H
RTBH
—
—
0FF9AH
Real-time output port mode register
RTPM
√
√
√
√
√
√
√
√
√
√
√
√
—
0FF9BH
Real-time output port control register
RTPC
—
0FF9CH
Watch timer mode control register
WTM
—
0FFA0H
External interrupt rising edge enable register
EGP0
—
0FFA2H
External interrupt falling edge enable register
EGN0
—
0FFA8H
In-service priority register
ISPR
R
—
0FFA9H
Interrupt select control register
SNMI
R/W
—
0FFAAH
Interrupt mode control register
IMC
—
80H
0FFACH
Interrupt mask flag register 0L
MK0L MK0
√
FFFFH
0FFADH
Interrupt mask flag register 0H
MK0H
0FFAEH
Interrupt mask flag register 1L
MK1L MK1
√
0FFAFH
Interrupt mask flag register 1H
MK1H
0FFB0H
I
2
C bus control register
Note 2
IICC0
√
√
√
√
—
00H
0FFB2H
Prescaler mode register for serial clock
SRPM0
—
Notes 1.
 When the LOCATION 0H instruction is executed.  Add “F0000H” to this value when the LOCATION 0FH
instruction is executed.
2.
 μ
PD784218Y only