Interrupt Mask Register
| RXRDY | RXRDY Interrupt Mask |
| TXRDY | TXRDY Interrupt Mask |
| OVRE | Overrun Error Interrupt Mask |
| LSFE | LON Short Frame Error Interrupt Mask |
| LCRCE | LON CRC Error Interrupt Mask |
| TXEMPTY | TXEMPTY Interrupt Mask |
| UNRE | SPI Underrun Error Interrupt Mask |
| LTXD | LON Transmission Done Interrupt Mask |
| LCOL | LON Collision Interrupt Mask |
| LFET | LON Frame Early Termination Interrupt Mask |
| LRXD | LON Reception Done Interrupt Mask |
| LBLOVFE | LON Backlog Overflow Error Interrupt Mask |