
26
MB90630A Series
(Continued)
Address
Register
name
Acces
s
Resource
Initial value
7BH
Counter control register
channel 1
CCRH1
R/W
8/16-bit up/down
timer/counter
–0000000
7C to 87H
Reserved area
88H
Serial mode register 1
SMR1
R/W
UART1
00000000
89H
Serial control register 1
SCR1
R/W
0 0 0 0 0 1 0 0
8AH
Serial input register 1/serial
output register 1
SIDR1/
SODR1
R/W
XXXXXXXX
8BH
Serial status register 1
SSR1
R/W
0 0 0 0 1 – 0 0
8C to 9EH
Reserved area (Accessing 90H to 9EH is prohibited.)
9FH
Delayed interrupt generation/
clear register
DIRR
R/W
Delayed interrupt
generation module
–––––––0
A0H
Low-power consumption mode
register
LPMCR
R/W
Low-power consumption
0 0 0 1 1 0 0 0
A1H
Clock selection register
CKSCR
R/W
Low-power consumption
1 1 0 0 1 1 0 0
A2 to A4H
Reserved area
A5H
Auto-ready function selection
register
ARSR
W
External pins
0 0 1 1 – – 0 0
A6H
External address output control
register
HACR
W
External pins
– – – – 0 0 0 0
A7H
Bus control signal selection
register
ECSR
W
External pins
0 0 0 0 * 0 0 –
A8H
Watchdog timer control register
WDTC
R/W
Watchdog timer
XXXXX111
A9H
Timebase timer control register
TBTC
R/W
Timebase timer
1 – – 0 0 1 0 0
AA to AFH
Reserved area
B0H
Interrupt control register 00
ICR00
R/W
Interrupt controller
00000111
B1H
Interrupt control register 01
ICR01
R/W
0 0 0 0 0 1 1 1
B2H
Interrupt control register 02
ICR02
R/W
0 0 0 0 0 1 1 1
B3H
Interrupt control register 03
ICR03
R/W
0 0 0 0 0 1 1 1
B4H
Interrupt control register 04
ICR04
R/W
0 0 0 0 0 1 1 1
B5H
Interrupt control register 05
ICR05
R/W
0 0 0 0 0 1 1 1
B6H
Interrupt control register 06
ICR06
R/W
0 0 0 0 0 1 1 1
B7H
Interrupt control register 07
ICR07
R/W
0 0 0 0 0 1 1 1
B8H
Interrupt control register 08
ICR08
R/W
0 0 0 0 0 1 1 1
B9H
Interrupt control register 09
ICR09
R/W
0 0 0 0 0 1 1 1
BAH
Interrupt control register 10
ICR10
R/W
0 0 0 0 0 1 1 1
BBH
Interrupt control register 11
ICR11
R/W
0 0 0 0 0 1 1 1
BCH
Interrupt control register 12
ICR12
R/W
0 0 0 0 0 1 1 1
BDH
Interrupt control register 13
ICR13
R/W
0 0 0 0 0 1 1 1