AT32UC3A0512_1 Datasheet, PDF (546/826 Pages) ATMEL Corporation – AVR32 32-Bit Microcontroller

Clearing has no effect.
Always read as 0.
• ROLEEXIS: Role Exchange Interrupt Flag Set
Set to set ROLEEXI, what may be useful for test or debug purposes.
Clearing has no effect.
Always read as 0.
• HNPERRIS: HNP Error Interrupt Flag Set
Set to set HNPERRI, what may be useful for test or debug purposes.
Clearing has no effect.
Always read as 0.
• STOIS: Suspend Time-Out Interrupt Flag Set
Set to set STOI, what may be useful for test or debug purposes.
Clearing has no effect.
Always read as 0.
• VBUSRQS: VBus Request Set
Set to set VBUSRQ.
Clearing has no effect.
Always read as 0.
AT32UC3A
32058H–AVR32–03/09
546