Device Each IN Endpoint 1 Interrupt Register
| XFERCMSK | Transfer completed interrupt mask |
| EPTDISMSK | Endpoint disabled interrupt mask |
| AHBERRMSK | AHB Error mask |
| TIMEOUTMSK | Timeout condition mask (Non-isochronous endpoints) |
| INTKNTXFEMPMSK | IN token received when TxFIFO empty mask |
| INTKNEPTMISMSK | IN token received with EP mismatch mask |
| INEPTNAKMSK | IN endpoint NAK effective mask |
| TXFIFOUDRMSK | FIFO underrun mask |
| BNAINMSK | BNA interrupt mask |
| NAKMSK | NAK interrupt mask |