Datasheet

93
AT32UC3A
14.6.4 RTC Interrupt Enable/Disable/Mask/Status/Clear
Name: IER/IDR/IMR/ISR/ICR
Access Type: IER/IDR/ICR: Write-only
IMR/ISR: Read-only
•
TOPI: Top Interrupt
VAL has wrapped at its top value.
The effect of writing or reading this bit 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 even
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
- - - - - - - TOPI
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AVR32-01/12