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1745D–ATARM–04-Nov-05
AT91M55800A
15.10.4 AIC FIQ Vector Register
Register Name: AIC_FVR
Access Type: Read-only
Reset Value: 0
Offset: 0x104
• FIQV: FIQ Vector Register
The FIQ Vector Register contains the vector programmed by the user in the Source Vector Register 0 which corresponds
to FIQ.
15.10.5 AIC Interrupt Status Register
Register Name: AIC_ISR
Access Type: Read-only
Reset Value: 0
Offset: 0x108
• IRQID: Current IRQ Identifier (Code Label AIC_IRQID)
The Interrupt Status Register returns the current interrupt source number.
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
76543210
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
––––––––
76543210
––– IRQID