Aic interrupt pending register, Aic interrupt mask register – Rainbow Electronics AT75C220 User Manual
Page 58
AT75C220
58
AIC Interrupt Pending Register
Register Name: AIC_IPR
Access Type:Read-only
Reset Value: Undefined
Note:
1. IRQ1 is available only in 256-lead PQFP package.
•
Interrupt Pending
0 = Corresponding interrupt is inactive
1 = Corresponding interrupt is pending
AIC Interrupt Mask Register
Register Name: AIC_IMR
Access Type:Read-only
Reset Value: 0
Note:
1. IRQ1 is available only in 256-lead PQFP package.
•
Interrupt Pending
0 = Corresponding interrupt is inactive
1 = Corresponding interrupt is pending
31
30
29
28
27
26
25
24
0
0
0
0
0
0
0
0
23
22
21
20
19
18
17
16
0
0
0
0
0
0
0
0
15
14
13
12
11
10
9
8
PIOB
USARTB
MACB
OAKA
IRQ1
(1)
INT0
SPI
MACA
7
6
5
4
3
2
1
0
PIOA
TC2
TC1
TC0
USARTA
SWI
WDT
FIQ
31
30
29
28
27
26
25
24
0
0
0
0
0
0
0
0
23
22
21
20
19
18
17
16
0
0
0
0
0
0
0
0
15
14
13
12
11
10
9
8
PIOB
USARTB
MACB
OAKA
IRQ1
(1)
INT0
SPI
MACA
7
6
5
4
3
2
1
0
PIOA
TC2
TC1
TC0
USARTA
SWI
WDT
FIQ