Rainbow Electronics W90P710CDG User Manual
Page 421

W90P710CD/W90P710CDG
Publication Release Date: September 19, 2006
- 421 -
Revision B2
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
EnINT5 DBE5
ISTYPE5
EnINT4 DBE4
ISTYPE4
BITS
DESCRIPTION
[31:8] RESERVED
-
[7]
EnINT5
Enable INT5
Setting this bit 1 to enable extend interrupt 5.
1 = Enable interrupt 5
0 = Disable interrupt 5
The AIC interrupt channel 31 is reserved for interrupt 5 and 4 (wired-OR), if
this bit is set and interrupt 5 occur, then it will send an interrupt request
signal into AIC module.
[6]
DBE5
Debounce circuit enable for INT5
(alternative function of nWAIT pin)
Extend interrupt 5 shares the same debounce circuit with nIRQ[3:0],
software can configure debounce sampling time in GPIO_DEBNCE control
register. DBE5 function is the same as DBE0 in GPIO_DBENCE register.
1 = Enable debounce
0 = Disable debounce
[5:4]
STYPE5
Interrupt 5 source type
ISTYPE5
Interrupt Source Type
2’b00
LOW level sensitive
2’b01
HIGH level sensitive
2’b10
Negative edge triggered
2’b11
Positive edge triggered