D12320VF25IV Datasheet, PDF (1160/1304 Pages) Renesas Technology Corp – Old Company Name in Catalogs and Other Documents

Appendix B Internal I/O Registers
ISCRH — IRQ Sense Control Register H
ISCRL — IRQ Sense Control Register L
H'FF2C
H'FF2D
Interrupt Controller
Interrupt Controller
ISCRH
Bit
:
Initial value :
Read/Write :
15
14
13
12
11
10
9
8
IRQ7SCB IRQ7SCA IRQ6SCB IRQ6SCA IRQ5SCB IRQ5SCA IRQ4SCB IRQ4SCA
0
0
0
0
0
0
0
0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
IRQ7 to IRQ4 Sense Control
ISCRL
Bit
:
Initial value :
Read/Write :
7
6
5
4
3
2
1
0
IRQ3SCB IRQ3SCA IRQ2SCB IRQ2SCA IRQ1SCB IRQ1SCA IRQ0SCB IRQ0SCA
0
0
0
0
0
0
0
0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
IRQ3 to IRQ0 Sense Control
IRQnSCB IRQnSCA
0
0
1
1
0
1
Interrupt Request Generation
IRQ_n input low level
Falling edge of IRQ_n input
Rising edge of IRQ_n input
Both falling and rising edges of IRQ_n input
(n = 7 to 0)
Rev.6.00 Sep. 27, 2007 Page 1128 of 1268
REJ09B0220-0600