Rainbow Electronics AT75C220 - Manual (Page 57)

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