632
32072H–AVR32–10/2012
AT32UC3A3
Figure 27-6. Interrupt System
There are two kinds of general interrupts: processing, i.e. their generation is part of the normal
processing, and exception, i.e. errors (not related to CPU exceptions).
USBCON.IDTE
USBSTA.IDTI
USBSTA.VBUSTI
USBCON.VBUSTE
USBSTA.SRPI
USBCON.SRPE
USBSTA.VBERRI
USBCON.VBERRE
USBSTA.BCERRI
USBCON.BCERRE
USBSTA.ROLEEXI
USBCON.ROLEEXE
USBSTA.HNPERRI
USBCON.HNPERRE
USBSTA.STOI
USBCON.STOE
USB General
Interrupt
USB Device
Interrupt
USB Host
Interrupt
USB
Interrupt
Asynchronous interrupt source
UDINTE.SUSPE
UDINT.SUSP
UDINT.SOF
UDINTE.SOFE
UDINT.EORST
UDINTE.EORSTE
UDINT.WAKEUP
UDINTE.WAKEUPE
UDINT.EORSM
UDINTE.EORSME
UDINT.UPRSM
UDINTE.UPRSME
UDINT.EPXINT
UDINTE.EPXINTE
UDINT.DMAXINT
UDINTE.DMAXINTE
UHINTE.DCONNIE
UHINT.DCONNI
UHINT.DDISCI
UHINTE.DDISCIE
UHINT.RSTI
UHINTE.RSTIE
UHINT.RSMEDI
UHINTE.RSMEDIE
UHINT.RXRSMI
UHINTE.RXRSMIE
UHINT.HSOFI
UHINTE.HSOFIE
UHINT.HWUPI
UHINTE.HWUPIE
UHINT.PXINT
UHINTE.PXINTE
UHINT.DMAXINT
UHINTE.DMAXINTE
UECONX.TXINE
UESTAX.TXINI
UESTAX.RXOUTI
UECONX.RXOUTE
UESTAX.RXSTPI
UECONX.RXSTPE
UESTAX.UNDERFI
UECONX.UNDERFE
UESTAX.NAKOUTI
UECONX.NAKOUTE
UESTAX.NAKINI
UECONX.NAKINE
UESTAX.OVERFI
UECONX.OVERFE
UESTAX.STALLEDI
UECONX.STALLEDE
UESTAX.CRCERRI
UECONX.CRCERRE
UESTAX.SHORTPACKET
UECONX.SHORTPACKETE
UESTAX.DTSEQ=MDATA & UESTAX.RXOUTI
UECONX.MDATAE
UPCONX.RXINE
UPSTAX.RXINI
UPSTAX.TXOUTI
UPCONX.TXOUTE
UPSTAX.TXSTPI
UPCONX.TXSTPE
UPSTAX.UNDERFI
UPCONX.UNDERFIE
UPSTAX.PERRI
UPCONX.PERRE
UPSTAX.NAKEDI
UPCONX.NAKEDE
UPSTAX.OVERFI
UPCONX.OVERFIE
UPSTAX.RXSTALLDI
UPCONX.RXSTALLDE
UPSTAX.CRCERRI
UPCONX.CRCERRE
UPSTAX.SHORTPACKETI
UPCONX.SHORTPACKETIE
UPSTAX.NBUSYBK
UPCONX.NBUSYBKE
UDDMAX_CONTROL.EOT_IRQ_EN
UDDMAX_STATUS.EOT_STA
UDDMAX_STATUS.EOCH_BUFF_STA
UDDMAX_CONTROL.EOBUFF_IRQ_EN
UDDMAX_STATUS.DESC_LD_STA
UDDMAX_CONTROL.DESC_LD_IRQ_EN
UHDMAX_CONTROL.EOT_IRQ_EN
UHDMAX_STATUS.EOT_STA
UHDMAX_STATUS.EOCH_BUFF_STA
UHDMAX_CONTROL.EOBUFF_IRQ_EN
UHDMAX_STATUS.DESC_LD_STA
UHDMAX_CONTROL.DESC_LD_IRQ_EN
USB Device
Endpoint X
Interrupt
USB Host
Pipe X
Interrupt
USB Device
DMA Channel X
Interrupt
USB Host
DMA Channel X
Interrupt
UDINTE.MSOFE
UDINT.MSOF
UESTAX.HBISOINERRI
UECONX.HBISOINERRE
UESTAX.HBISOFLUSHI
UECONX.HBISOFLUSHE
UESTAX.DTSEQ=DATAX & UESTAX.RXOUTI
UECONX.DATAXE
UESTAX.TRANSERR
UECONX.TRANSERRE
UESTAX.NBUSYBK
UECONX.NBUSYBKE