This register works with each of the DIEPINTx registers for all endpoints to generate an interrupt per IN endpoint. The IN endpoint interrupt for a specific status in the DIEPINTx register can be masked by writing to the corresponding bit in this register. Status bits are masked by default.
| XFRCM | XFRCM |
| EPDM | EPDM |
| TOM | TOM |
| ITTXFEMSK | ITTXFEMSK |
| INEPNMM | INEPNMM |
| INEPNEM | INEPNEM |
| NAKM | NAKM |