OTGHS device IN endpoint-1 interrupt register
| XFERC | Transfer completed interrupt |
| EPTDISD | Endpoint disabled interrupt |
| AHBERR | AHB Error interrupt |
| TIMEOUT | Timeout condition |
| INTKNTXFEMP | IN token received when TxFIFO is empty |
| INEPTNAK | IN endpoint NAK effective |
| TXFEMP | Transmit FIFO empty |
| TXFIFOUNDRN | Fifo Underrun |
| PKTDRPSTS | Packet Drop Status |
| NAKINTPT | NAK interrupt |
| NYETINTPT | NYET interrupt |