Interrupt Register
| CURMOD | Current Mode of Operation (host and device) |
| MODEMIS | Mode Mismatch Interrupt (host and device) |
| OTGINT | OTG Interrupt (host and device) |
| SOF | Start of Frame (host and device) |
| RXFLVL | RxFIFO Non-Empty (host and device) |
| NPTXFEMP | Non-Periodic TxFIFO Empty (host only) |
| GINNAKEFF | Global IN Non-periodic NAK Effective (device only) |
| GOUTNAKEFF | Global OUT NAK Effective (device only) |
| ERLYSUSP | Early Suspend (device only) |
| USBSUSP | USB Suspend (device only) |
| USBRST | USB Reset (device only) |
| ENUMDONE | Enumeration Done (device only) |
| ISOOUTDROP | Isochronous OUT Packet Dropped Interrupt (device only) |
| EOPF | End of Periodic Frame Interrupt |
| EPMIS | Endpoint Mismatch Interrupt (device only) |
| IEPINT | IN Endpoints Interrupt (device only) |
| OEPINT | OUT Endpoints Interrupt (device only) |
| INCOMPISOIN | Incomplete Isochronous IN Transfer (device only) |
| INCOMPLP | Incomplete Periodic Transfer (device only) |
| FETSUSP | Data Fetch Suspended (device only) |
| RESETDET | Reset detected Interrupt (device only) |
| PRTINT | Host Port Interrupt (host only) |
| HCHINT | Host Channels Interrupt (host only) |
| PTXFEMP | Periodic TxFIFO Empty (host only) |
| CONIDSTSCHNG | Connector ID Status Change (host and device) |
| DISCONNINT | Disconnect Detected Interrupt (host only) |
| SESSREQINT | Session Request/New Session Detected Interrupt (host and device) |
| WKUPINT | Resume/Remote Wakeup Detected Interrupt (host and device) |