
CHAPTER 3 CPU FUNCTION
User’s Manual U17790EJ2V0UD
80
(7/14)
Manipulatable Bits
Address
Function Register Name
Symbol
R/W
1
8
16
Default Value
FFFFF420H
Port 0 mode register
PM0
√
FFH
FFFFF422H
Port 1 mode register
PM1
√
FFH
FFFFF426H
Port 3 mode register
PM3
√
FFFFH
FFFFF426H
Port 3 mode register L
PM3L
√
FFH
FFFFF427H
Port 3 mode register H
PM3H
√
FFH
FFFFF428H
Port 4 mode register
PM4
√
FFH
FFFFF42AH
Port 5 mode register
PM5
√
FFH
FFFFF42CH
Port 6 mode register
PM6
√
FFFFH
FFFFF42CH
Port 6 mode register L
PM6L
√
FFH
FFFFF42DH
Port 6 mode register H
PM6H
√
FFH
FFFFF42EH
Port 7 mode register L
PM7L
√
FFH
FFFFF42FH
Port 7 mode register H
PM7H
√
FFH
FFFFF430H
Port 8 mode register
PM8
√
FFH
FFFFF432H
Port 9 mode register
PM9
√
FFFFH
FFFFF432H
Port 9 mode register L
PM9L
√
FFH
FFFFF433H
Port 9 mode register H
PM9H
√
FFH
FFFFF440H
Port 0 mode control register
PMC0
√
00H
FFFFF446H
Port 3 mode control register
PMC3
√
0000H
FFFFF446H
Port 3 mode control register L
PMC3L
√
00H
FFFFF447H
Port 3 mode control register H
PMC3H
√
00H
FFFFF448H
Port 4 mode control register
PMC4
√
00H
FFFFF44AH
Port 5 mode control register
PMC5
√
00H
FFFFF44CH
Port 6 mode control register
PMC6
√
0000H
FFFFF44CH
Port 6 mode control register L
PMC6L
√
00H
FFFFF44DH
Port 6 mode control register H
PMC6H
√
00H
FFFFF450H
Port 8 mode control register
PMC8
√
00H
FFFFF452H
Port 9 mode control register
PMC9
√
0000H
FFFFF452H
Port 9 mode control register L
PMC9L
√
00H
FFFFF453H
Port 9 mode control register H
PMC9H
√
00H
FFFFF460H
Port 0 function control register
PFC0
√
00H
FFFFF466H
Port 3 function control register
PFC3
√
0000H
FFFFF466H
Port 3 function control register L
PFC3L
√
00H
FFFFF467H
Port 3 function control register H
PFC3H
√
00H
FFFFF468H
Port 4 function control register
PFC4
√
00H
FFFFF46AH
Port 5 function control register
PFC5
√
00H
FFFFF46DH
Port 6 function control register H
PFC6H
√
00H
FFFFF472H
Port 9 function control register
PFC9
√
0000H
FFFFF472H
Port 9 function control register L
PFC9L
√
00H
FFFFF473H
Port 9 function control register H
PFC9H
√
00H
FFFFF484H
Data wait control register 0
DWC0
√
7777H
FFFFF488H
Address wait control register
AWC
√
FFFFH
FFFFF48AH
Bus cycle control register
BCC
R/W
√
AAAAH