Datasheet

157
11011B–ATARM–21-Feb-12
SAM3N
10.20.6 Interrupt Active Bit Registers
The IABR0 register indicates which interrupts are active. See:
• the register summary in Table 10-27 on page 151 for the register attributes
• Table 10-28 on page 152 for which interrupts are controlled by each register.
The bit assignments are:
•ACTIVE
Interrupt active flags:
0 = interrupt not active
1 = interrupt active.
A bit reads as one if the status of the corresponding interrupt is active or active and pending.
31 30 29 28 27 26 25 24
ACTIVE
23 22 21 20 19 18 17 16
ACTIVE
15 14 13 12 11 10 9 8
ACTIVE
76543210
ACTIVE