UPD784907 Datasheet, PDF (30/98 Pages) NEC – 16-BIT SINGLE-CHIP MICROCONTROLLER

µPD784907, 784908
Table 7-1. Special Function Registers (SFRs) (3/5)
Address^Note
Special Function Register (SFR) Name
Symbol
R/W Bit Units for Manipulation After Reset
1 bit 8 bits 16 bits
0FF84H
Clocked serial interface mode register 1
CSIM1
R/W
— 00H
0FF85H
Clocked serial interface mode register 2
CSIM2
—
0FF86H
Serial shift register
SIO
—
— Undefined
0FF88H
Asynchronous serial interface mode register ASIM
— 00H
0FF89H
Asynchronous serial interface mode register 2 ASIM2
—
0FF8AH
Asynchronous serial interface status register ASIS
R
—
0FF8BH
Asynchronous serial interface status register 2 ASIS2
—
0FF8CH
Serial receive buffer: UART0
RXB
—
— Undefined
Serial transmission shift register: UART0
TXS
W
—
—
0FF8DH
Serial shift register: IOE1
Serial receive buffer: UART2
SIO1
R/W —
—
RXB2
R
—
—
Serial transmission shift register: UART2
TXS2
W
—
—
Serial shift register: IOE2
SIO2
R/W —
—
0FF8EH
Serial shift register 3: IOE3
SIO3
—
—
0FF90H
0FF91H
Baud rate generator control register
Baud rate generator control register 2
BRGC
BRGC2
—
— 00H
—
—
0FFA0H
External interrupt mode register 0
INTM0
—
0FFA1H
External interrupt mode register 1
INTM1
—
0FFA4H
Sampling clock selection register
SCS0
—
—
0FFA8H
0FFAAH
In-service priority register
Interrupt mode control register
ISPR
IMC
R
R/W
—
— 80H
0FFACH
Interrupt mask register 0L
MK0L MK0
FFFFH
0FFADH
Interrupt mask register 0H
MK0H
0FFAEH
Interrupt mask register 1L
MK1L MK1
FFFFH
0FFAFH
0FFB0H
Interrupt mask register 1H
Bus control register
MK1H
BCR
— 00H
0FFB2H
0FFB4H
Unit address register
Slave address register
UAR
SAR
——
——
0000H
0FFB6H
Partner address register
PAR
R
——
0FFB8H
0FFB9H
Control data register
Telegraph length register
CDR
DLR
R/W —
—
— 01H
—
Note Applicable when the LOCATION 0 instruction is executed. When the LOCATION 0FH instruction is executed,
F0000H is added to each address.
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Data Sheet U11680EJ2V0DS00