Datasheet

Appendix B Internal I/O Registers
Rev. 4.00 Sep 27, 2006 page 1015 of 1130
REJ09B0327-0400
ICRA—Interrupt Control Register A H'FEE8 Interrupt Controller
ICRB—Interrupt Control Register B H'FEE9 Interrupt Controller
ICRC—Interrupt Control Register C H'FEEA Interrupt Controller
7
ICR7
0
R/W
6
ICR6
0
R/W
5
ICR5
0
R/W
4
ICR4
0
R/W
3
ICR3
0
R/W
0
ICR0
0
R/W
2
ICR2
0
R/W
1
ICR1
0
R/W
Bit
Initial value
Read/Write
Interrupt control level
0 Corresponding interrupt source is control level 0 (non-priority)
1 Corresponding interrupt source is control level 1 (priority)
Correspondence between Interrupt Sources and ICR Settings
Register
Bits
76543210
ICRA IRQ0 IRQ1 IRQ2
IRQ3
IRQ4
IRQ5
IRQ6
IRQ7
DTC Watchdog
timer 0
Watchdog
timer 1
ICRB A/D
converter
Free-
running
timer
— — 8-bit timer
channel 0
8-bit timer
channel 1
8-bit timer
channels
X, Y
HIF,
keyboard
buffer
controller
ICRC SCI
channel 0
SCI
channel 1
SCI
channel 2
IIC
channel 0
(option)
IIC
channel 1
(option)
———