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1745D–ATARM–04-Nov-05
AT91M55800A
15.10.2 AIC Source Vector Register
Register Name: AIC_SVR0..AIC_SVR31
Access Type: Read/Write
Reset Value: 0
• VECTOR: Interrupt Handler Address
The user may store in these registers the addresses of the corresponding handler for each interrupt source.
15.10.3 AIC Interrupt Vector Register
Register Name: AIC_IVR
Access Type: Read-only
Reset Value: 0
Offset: 0x100
• IRQV: Interrupt Vector Register
The IRQ Vector Register contains the vector programmed by the user in the Source Vector Register corresponding to the
current interrupt.
The Source Vector Register (1 to 31) is indexed using the current interrupt number when the Interrupt Vector Register is
read.
When there is no current interrupt, the IRQ Vector Register reads 0.
31 30 29 28 27 26 25 24
VECTOR
23 22 21 20 19 18 17 16
VECTOR
15 14 13 12 11 10 9 8
VECTOR
76543210
VECTOR
31 30 29 28 27 26 25 24
IRQV
23 22 21 20 19 18 17 16
IRQV
15 14 13 12 11 10 9 8
IRQV
76543210
IRQV