Fujitsu FR60 Hardware Manual page 218

CHAPTER 4 EXTERNAL BUS INTERFACE
Internal
register
D31
D00
16-bit bus
width
Internal
register
D31
CC
DD
D00
Internal
register
address: "0" "1"
D31
D00
8-bit bus
width
Internal
register
address: "2" "3"
D31
D00
198
Big endian mode
External
terminal
address: "0"
D31
AA
BB
D16
AA
BB
(1)
External
terminal
address: "2"
D31
CC
DD
D16
(1)
External
terminal
D31
AA BB
D24
AA
BB
D00
(1) (2)
External
terminal
D31
CC DD
D24
CC
DD
D00
(1) (2)
Internal
Control
register
terminal
address: "0"
D31
WR0
WR1
AA
BB
D00
Control Internal
terminal register
address: "2"
D31
WR0
WR1
CC
DD
D00
Control Internal
terminal register
address: "0" "1"
D31
WR0
AA
BB
D00
Control Internal
terminal register
address: "2" "3"
D31
WR0
CC
DD
D00
Little endian mode
External Control
terminal terminal
D31
WR0
B
WR1
A
D16
(1)
External Control
terminal terminal
D31
WR0
CC
WR1
DD
D16
(1)
External Control
terminal terminal
D31
WR0
AA
BB
D24
D00
(1) (2)
External Control
terminal terminal
D31
WR0
DD CC
D24
D00
(1) (2)