Datasheet

Section 5 Interrupt Controller
Rev. 3.00 Sep. 28, 2009 Page 88 of 910
REJ09B0350-0300
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 Abbreviation R/W Initial Value Address
Data Bus
Width
Interrupt control registers A ICRA R/W H'00 H'FEE8 8
Interrupt control registers B ICRB R/W H'00 H'FEE9 8
Interrupt control registers C ICRC R/W H'00 H'FEEA 8
Interrupt control registers D ICRD R/W H'00 H'FE87 8
Address break control register ABRKCR R/W ⎯ H'FEF4 8
Break address registers A BARA R/W H'00 H'FEF5 8
Break address registers B BARB R/W H'00 H'FEF6 8
Break address registers C BARC R/W H'00 H'FEF7 8
IRQ sense control register 16H ISCR16H R/W H'00 H'FEFA 8
IRQ sense control register 16L ISCR16L R/W H'00 H'FEFB 8
IRQ sense control register H ISCRH R/W H'00 H'FEEC 8
IRQ sense control register L ISCRL R/W H'00 H'FEED 8
IRQ enable register 16 IER16 R/W H'00 H'FEF8 8
IRQ enable register IER R/W H'00 H'FFC2 8
IRQ status register 16 ISR16 R/W H'00 H'FEF9 8
IRQ status register ISR R/W H'00 H'FEEB 8
Keyboard matrix interrupt mask
register A
KMIMRA R/W H'FF H'FFF3
H'FE83*
1
8
KMIMR R/W H'BF H'FFF1 8 Keyboard matrix interrupt mask
register
H'FF*
2
H'FE81*
1
Wake-up event interrupt mask
registers
WUEMR R/W H'00 H'FE45 8
IRQ sense port select register 16 ISSR16 R/W H'00 H'FEFC 8
IRQ sense port select register ISSR R/W H'00 H'FEFD 8