Rainbow Electronics AT91CAP9S250A - Manual (Page 403)

403
6264A–CAP–21-May-07
AT91CAP9S500A/AT91CAP9S250A
30.8.14 AIC Interrupt Set Command Register
Register Name: AIC_ISCR
Access Type: Write-only
• FIQ, SYS, PID2-PID31: Interrupt Set
0 = No effect.
1 = Sets corresponding interrupt.
30.8.15 AIC End of Interrupt Command Register
Register Name: AIC_EOICR
Access Type: Write-only
The End of Interrupt Command Register is used by the interrupt routine to indicate that the interrupt treatment is complete.
Any value can be written because it is only necessary to make a write to this register location to signal the end of interrupt
treatment.
31 30 29 28 27 26 25 24
PID31 PID30 PID29 PID28 PID27 PID26 PID25 PID24
23 22 21 20 19 18 17 16
PID23 PID22 PID21 PID20 PID19 PID18 PID17 PID16
15 14 13 12 11 10 9 8
PID15 PID14 PID13 PID12 PID11 PID10 PID9 PID8
7 6 5 4 3 2 1 0
PID7 PID6 PID5 PID4 PID3 PID2 SYS FIQ
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
– – – – – – – –