SH7014 Datasheet, PDF (639/754 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer

Appendix A On-Chip Supporting Module Registers
INTC
Interrupt Control Register (ICR)
H'FFFF8358
8/16/32
Bit
Item
15
14
13
12
11
Bit Name NMIL
―
―
―
―
Initial value
*
0
0
0
0
R/W
R
R
R
R
R
Item
7
6
5
4
3
Bit Name IRQ0S
IRQ1S
IRQ2S
IRQ3S
―
Initial value
0
0
0
0
0
R/W
R/W
R/W
R/W
R/W
R
Note: * When NMI input is high: 1; when NMI input is low: 0
10
9
8
―
―
NMIE
0
0
0
R
R
R/W
2
1
0
―
IRQ6S
IRQ7S
0
0
0
R
R/W
R/W
Bit
Name
15 NMI Input Level (NMIL)
8
NMI Edge Select (NMIE)
7 to 4,
1, 0
IRQ0 to IRQ3, IRQ6, IRQ7
Sense Select (IRQ0S to IRQ3S,
IRQ6S, IRQ7S)
Value
Description
0 NMI input level is low
1 NMI input level is high
0 Interrupt request is detected on falling edge of NMI input
(initial value)
1 Interrupt request is detected on rising edge of NMI input
0 Interrupt request is detected on low level of IRQ input
(initial value)
1 Interrupt request is detected on falling edge of IRQ input
Rev.5.00 Sep. 27, 2007 Page 605 of 716
REJ09B0398-0500