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Section 5 Interrupt Controller
5.3
Register Descriptions
The interrupt controller has the following registers. For details on the system control register
(SYSCR), see section 3.2.2, System Control Register (SYSCR). For details on system control
register 3 (SYSCR3), see section 3.2.4, System Control Register 3 (SYSCR3).
Table 5.2
Register Configuration
Register Name
Interrupt control registers A
Interrupt control registers B
Interrupt control registers C
Interrupt control registers D
Address break control register
Break address registers A
Break address registers B
Break address registers C
IRQ sense control register 16H
IRQ sense control register 16L
IRQ sense control register H
IRQ sense control register L
IRQ enable register 16
IRQ enable register
IRQ status register 16
IRQ status register
Keyboard matrix interrupt mask
register A
Keyboard matrix interrupt mask
register
Wake-up event interrupt mask
registers
IRQ sense port select register 16
IRQ sense port select register
Rev. 1.00 Apr. 28, 2008 Page 88 of 994
REJ09B0452-0100
Abbreviation
R/W
ICRA
R/W
ICRB
R/W
ICRC
R/W
ICRD
R/W
ABRKCR
R/W
BARA
R/W
BARB
R/W
BARC
R/W
ISCR16H
R/W
ISCR16L
R/W
ISCRH
R/W
ISCRL
R/W
IER16
R/W
IER
R/W
ISR16
R/W
ISR
R/W
KMIMRA
R/W
KMIMR
R/W
WUEMR
R/W
ISSR16
R/W
ISSR
R/W
Initial Value Address
H'00
H'FEE8
H'00
H'FEE9
H'00
H'FEEA
H'00
H'FE87
H'FEF4
H'00
H'FEF5
H'00
H'FEF6
H'00
H'FEF7
H'00
H'FEFA
H'00
H'FEFB
H'00
H'FEEC
H'00
H'FEED
H'00
H'FEF8
H'00
H'FFC2
H'00
H'FEF9
H'00
H'FEEB
H'FF
H'FFF3
H'FE83*
H'BF
H'FFF1
2
H'FF*
H'FE81*
H'00
H'FE45
H'00
H'FEFC
H'00
H'FEFD
Data Bus
Width
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
1
8
1
8
8
8
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