Datasheet
110
AT32UC3A
17.6.1 EIC Interrupt Enable/Disable/Mask/Status/Clear
Name: IER/IDR/IMR/ISR/ICR
Access Type: IER/IDR/ICR: Write-only
IMR/ISR: Read-only
The effect of writing or reading the bits listed above depends on which register is being accessed:
•
IER (Write-only)
0: No effect
1: Enable Interrupt
• IDR (Write-only)
0: No effect
1: Disable Interrupt
• IMR (Read-only)
0: Interrupt is disabled
1: Interrupt is enabled
• ISR (Read-only)
0: An interrupt event has occurred
1: An interrupt even has not occurred
• ICR (Write-only)
0: No effect
1: Clear interrupt event
31 30 29 28 27 26 25 24
- - - - - - - -
23 22 21 20 19 18 17 16
- - - - - - - -
15 14 13 12 11 10 9 8
- - - - - - - NMI
7 6 5 4 3 2 1 0
INT7 INT6 INT5 INT4 INT3 INT2 INT1 INT0
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AVR32-01/12