HD6417034 Datasheet, PDF (636/691 Pages) Renesas Technology Corp – SuperH RISC ENGINE SH7032 AND SH7034

A.2.34 Interrupt Control Register (ICR)
INTC
• Start Address: H'5FFFF8E
• Bus Width: 8/16/32
Register Overview:
Bit: 15
14
13
12
11
10
9
8
Bit name: NMIL
—
—
—
—
—
—
NMIE
Initial value: *
0
0
0
0
0
0
0
R/W: R
—
—
—
—
—
—
R/W
Bit: 7
Bit name: IRQ0S
Initial value: 0
R/W: R/W
Note: * NMI pin input high: 1
NMI pin input low: 0
6
IRQ1S
0
R/W
5
IRQ2S
0
R/W
4
IRQ3S
0
R/W
3
IRQ4S
0
R/W
2
IRQ5S
0
R/W
1
IRQ6S
0
R/W
0
IRQ7S
0
R/W
Table A.35 ICR Bit Functions
Bit
Bit Name
15
NMI input level (NMIL)
8
NMI edge select (NMIE)
7–0
IRQ0–7 sense select
(IRQ0–IRQ7)
Value
0
1
0
1
0
1
Description
Low input to NMI pin
High input to NMI pin
Interrupt request sensed at falling edge of
NMI input
(Initial value)
Interrupt request sensed at rising edge of
NMI input
Interrupt request sensed at IRQ input low
level
(Initial value)
Interrupt request sensed at IRQ input
falling edge
600