
CHAPTER 3 CPU FUNCTION
96
Preliminary User’s Manual U16031EJ2V1UD
(12/26)
Bit Units for Manipulation
Address
Function Register Name
Symbol
R/W
1 Bit
8 Bits 16 Bits
After Reset
FFFFFC36H
External interrupt rising edge specification
register DH
INTRDH
R/W
√
FFFFH
FFFFFC36H
External interrupt rising edge specification
register DHL
INTRDHL
R/W
√√
FFH
FFFFFC37H
External interrupt rising edge specification
register DHH
INTRDHH
R/W
√√
FFH
FFFFFD00H
Clocked serial interface mode register 30
CSIM30
R/W
√√
00H
FFFFFD01H
Clocked serial interface clock select register 30
CSIC30
R/W
√√
07H
FFFFFD02H
Receive data buffer register 30
SIRB30
R
√
0000H
FFFFFD02H
Receive data buffer register 30L
SIRB30L
R
√
00H
FFFFFD03H
Receive data buffer register 30H
SIRB30H
R
√
00H
FFFFFD06H
Transmit data CSI buffer register 30
SFDB30
R/W
√
0000H
FFFFFD06H
Transmit data CSI buffer register 30L
SFDB30L
R/W
√
00H
FFFFFD07H
Transmit data CSI buffer register 30H
SFDB30H
R/W
√
00H
FFFFFD08H
CSIBUF status register 30
SFA30
R/W
√√
20H
FFFFFD09H
Transfer data length select register 30
CSIL30
R/W
√√
00H
FFFFFD0CH
Transfer data number specification register 30
SFN30
R/W
√√
00H
FFFFFD20H
Clocked serial interface mode register 31
CSIM31
R/W
√√
00H
FFFFFD21H
Clocked serial interface clock select register 31
CSIC31
R/W
√√
07H
FFFFFD22H
Receive data buffer register 31
SIRB31
R
√
0000H
FFFFFD22H
Receive data buffer register 31L
SIRB31L
R
√
00H
FFFFFD23H
Receive data buffer register 31H
SIRB31H
R
√
00H
FFFFFD26H
Transmit data CSI buffer register 31
SFDB31
R/W
√
0000H
FFFFFD26H
Transmit data CSI buffer register 31L
SFDB31L
R/W
√
00H
FFFFFD27H
Transmit data CSI buffer register 31H
SFDB31H
R/W
√
00H
FFFFFD28H
CSIBUF status register 31
SFA31
R/W
√√
20H
FFFFFD29H
Transfer data length select register 31
CSIL31
R/W
√√
00H
FFFFFD2CH
Transfer data number specification register 31
SFN31
R/W
√√
00H
FFFFFDF0H
USB function 0 DMA channel select register
UF0CS
R/W
√
0000H
FFFFFDF2H
USB function 0 buffer control register
UF0BC
R/W
√√
00H
FFFFFE00H
UF0 EP0NAK register
UF0E0N
R/W
√
00H
FFFFFE01H
UF0 EP0NAKALL register
UF0E0NA
R/W
√
00H
FFFFFE02H
UF0 EPNAK register
UF0EN
R/W
√
00H
FFFFFE03H
UF0 EPNAK mask register
UF0ENM
R/W
√
00H
FFFFFE04H
UF0 SNDSIE register
UF0SDS
R/W
√
00H
FFFFFE05H
UF0 CLR request register
UF0CLR
R
√
00H
FFFFFE06H
UF0 SET request register
UF0SET
R
√
00H
FFFFFE07H
UF0 EP status 0 register
UF0EPS0
R
√
00H