Rainbow Electronics AT75C310 - Manual (Page 35)

AT75C310
35
AIC FIQ Vector Register
Register Name: AIC_FVR
Access Type:
Read-only
Reset Value: 0
• FIQV: FIQ Vector Register
FIQ = 0x00000000 if FIQ active
FIQ = 0xFFFFFFFF otherwise
AIC Interrupt Status Register
Register Name: AIC_ISR
Access Type:
Read-only
Reset Value: 0
• PRIOR
Interrupt priority
• IRQID
Active interrupt number. Used to select required service routine.
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
PRIOR IRQID