Interrupt Mask Register
| TXCOMP | Transmission Completed Interrupt Mask |
| RXRDY | Receive Holding Register Ready Interrupt Mask |
| TXRDY | Transmit Holding Register Ready Interrupt Mask |
| SVACC | Slave Access Interrupt Mask |
| GACC | General Call Access Interrupt Mask |
| OVRE | Overrun Error Interrupt Mask |
| NACK | Not Acknowledge Interrupt Mask |
| ARBLST | Arbitration Lost Interrupt Mask |
| SCL_WS | Clock Wait State Interrupt Mask |
| EOSACC | End Of Slave Access Interrupt Mask |
| ENDRX | End of Receive Buffer Interrupt Mask |
| ENDTX | End of Transmit Buffer Interrupt Mask |
| RXBUFF | Receive Buffer Full Interrupt Mask |
| TXBUFE | Transmit Buffer Empty Interrupt Mask |