
MB90570 Series
27
(Continued)
Address
Abbreviated
register
name
Register name
Read/
write
Resource name
Initial value
000080H
CSCR0
Chip selection control register 0
R/W
Chip select
output
––––0000B
000081H
CSCR1
Chip selection control register 1
R/W
– – – – 0 0 0 0B
000082H
CSCR2
Chip selection control register 2
R/W
– – – – 0 0 0 0B
000083H
CSCR3
Chip selection control register 3
R/W
– – – – 0 0 0 0B
000084H
CSCR4
Chip selection control register 4
R/W
– – – – 0 0 0 0B
000085H
CSCR5
Chip selection control register 5
R/W
– – – – 0 0 0 0B
000086H
CSCR6
Chip selection control register 6
R/W
– – – – 0 0 0 0B
000087H
to
00008BH
(Disabled)
00008CH
RDR0
Port 0 input pull-up resistor setup
register
R/W
Port 0
0 0000000B
00008DH
RDR1
Port 1 input pull-up resistor setup
register
R/W
Port 1
0 0000000B
00008EH
RDR6
Port 6 input pull-up resistor setup
register
R/W
Port 6
0 0000000B
00008FH
to
00009DH
(Disabled)
00009EH
PACSR
Program address detection control
status register
R/W
Address match
detection
function
00000000B
00009FH
DIRR
Delayed interrupt factor generation/
cancellation register
R/W
Delayed
interrupt
generation
module
–––––––0B
0000A0H
LPMCR
Low-power consumption mode
control register
R/W
Low-power
consumption
(standby) mode
00011000B
0000A1H
CKSCR
Clock select register
R/W
1 1 1 1 1 1 0 0B
0000A2H
to
0000A4H
(Disabled)
0000A5H
ARSR
Automatic ready function select
register
W
External bus pin
0011––00B
0000A6H
HACR
Upper address control register
W
0 0 0 0 0 0 0 0B
0000A7H
ECSR
Bus control signal select register
W
0 0 0 0 0 0 0 0B
0000A8H
WDTC
Watchdog timer control register
R/W
Watchdog timer
X X X X X X X XB
0000A9H
TBTC
Timebase timer control register
R/W
Timebase timer
1 – – 0 0 1 0 0B
0000AAH
WTC
Clock timer control register
R/W
Clock timer
1 X 0 0 0 0 0 0B