Aic fiq vector register, Aic interrupt status register – Rainbow Electronics AT75C220 User Manual
Page 57
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AT75C220
57
AIC FIQ Vector Register
Register Name: AIC_FVR
Access Type:Read-only
Reset Value: 0
•
FIQ
The vector register contains the vector programmed by the user in SVR Register 0 which corresponds to FIQ.
AIC Interrupt Status Register
Register Name: AIC_ISR
Access Type:Read-only
Reset Value: 0
•
IRQID
The interrupt status register returns the current interrupt source register.
31
30
29
28
27
26
25
24
FIQV
23
22
21
20
19
18
17
16
FIQV
15
14
13
12
11
10
9
8
FIQV
7
6
5
4
3
2
1
0
FIQV
31
30
29
28
27
26
25
24
–
–
–
–
–
–
–
–
23
22
21
20
19
18
17
16
–
–
–
–
–
–
–
–
15
14
13
12
11
10
9
8
–
–
–
–
–
–
–
–
7
6
5
4
3
2
1
0
–
–
–
IRQID
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