
CHAPTER 3 CPU FUNCTION
User’s Manual U15905EJ2V1UD
75
3.4.7
Peripheral I/O registers
(1/8)
Manipulatable Bits
Address
Function Register Name
Symbol
R/W
1
8
16
Default Value
FFFFF004H
Port register DL
PDL
√
FFFFF004H
Port register DLL
PDLL
√
FFFFF005H
Port register DLH
PDLH
√
FFFFF006H
Port register DH
PDH
√
FFFFF008H
Port register CS
PCS
√
FFFFF00AH
Port register CT
PCT
√
FFFFF00CH
Port register CM
PCM
√
FFFFF00EH
Port register CD
Note
PCD
√
Undefined
FFFFF024H
Port mode register DL
PMDL
√
FFFFH
FFFFF024H
Port mode register DLL
PMDLL
√
FFFFF025H
Port mode register DLH
PMDLH
√
FFFFF026H
Port mode register DH
PMDH
√
FFFFF028H
Port mode register CS
PMCS
√
FFFFF02AH
Port mode register CT
PMCT
√
FFFFF02CH
Port mode register CM
PMCM
√
FFFFF02EH
Port mode register CD
Note
PMCD
√
FFH
FFFFF044H
Port mode control register DL
PMCDL
√
0000H
FFFFF044H
Port mode control register DLL
PMCDLL
√
FFFFF045H
Port mode control register DLH
PMCDLH
√
FFFFF046H
Port mode control register DH
PMCDH
√
FFFFF048H
Port mode control register CS
PMCCS
√
FFFFF04AH
Port mode control register CT
PMCCT
√
FFFFF04CH
Port mode control register CM
PMCCM
√
00H
FFFFF066H
Bus size configuration register
BSC
√
5555H
FFFFF06EH
System wait control register
VSWC
√
77H
FFFFF080H
DMA source address register 0L
DSA0L
√
FFFFF082H
DMA source address register 0H
DSA0H
√
FFFFF084H
DMA destination address register 0L
DDA0L
√
FFFFF086H
DMA destination address register 0H
DDA0H
√
FFFFF088H
DMA source address register 1L
DSA1L
√
FFFFF08AH
DMA source address register 1H
DSA1H
√
FFFFF08CH
DMA destination address register 1L
DDA1L
√
FFFFF08EH
DMA destination address register 1H
DDA1H
√
FFFFF090H
DMA source address register 2L
DSA2L
√
FFFFF092H
DMA source address register 2H
DSA2H
√
FFFFF094H
DMA destination address register 2L
DDA2L
√
FFFFF096H
DMA destination address register 2H
DDA2H
√
FFFFF098H
DMA source address register 3L
DSA3L
√
FFFFF09AH
DMA source address register 3H
DSA3H
√
FFFFF09CH
DMA destination address register 3L
DDA3L
√
FFFFF09EH
DMA destination address register 3H
DDA3H
R/W
√
Undefined
Note
V850ES/SA3 only