Rainbow Electronics W90P710CDG User Manual
Page 378
W90P710CD/W90P710CDG
- 378 -
AIC Source Control Registers (AIC_SCR1 ~ AIC_SCR31)
REGISTER ADDRESS R/W
DESCRIPTION
RESET
VALUE
AIC_SCR1
0xFFF8_2004 R/W Source Control Register 1
0x0000_0047
AIC_SCR2
0xFFF8_2008 R/W Source Control Register 2
0x0000_0047
y
y y
y
y y
y
y y
y
y y
y
y y
AIC_SCR28 0xFFF8_2070 R/W Source Control Register 28
0x0000_0047
AIC_SCR29 0xFFF8_2074 R/W Source Control Register 29
0x0000_0047
AIC_SCR30 0xFFF8_2078 R/W Source Control Register 30
0x0000_0047
AIC_SCR31 0xFFF8_207C R/W Source Control Register 31
0x0000_0047
31
30
29
28
27
26
25
24
RESERVED
23
22
21
20
19
18
17
16
RESERVED
15
14
13
12
11
10
9
8
RESERVED
7
6
5
4
3
2
1
0
SRCTYPE
RESERVED
PRIORITY
BITS
DESCRIPTIONS
[31:8]
Reserved Reserved
[7:6]
SRCTYPE
Interrupt Source Type
Whether an interrupt source is considered active or not by the AIC is
subject to the settings of this field. Interrupt sources other than nIRQ0,
nIRQ1, nIRQ2, nIRQ3, should be configured as level sensitive during
normal operation unless in the testing situation.
SRCTYPE [7:6]
Interrupt Source Type
0 0 Low-level
Sensitive
0 1 High-level
Sensitive
1 0 Negative-edge
Triggered
1 1 Positive-edge
Triggered