Masked interrupt status register, SSPMIS on page 3-11
| RORMIS | Gives the receive over run masked interrupt status, after masking, of the SSPRORINTR interrupt |
| RTMIS | Gives the receive timeout masked interrupt state, after masking, of the SSPRTINTR interrupt |
| RXMIS | Gives the receive FIFO masked interrupt state, after masking, of the SSPRXINTR interrupt |
| TXMIS | Gives the transmit FIFO masked interrupt state, after masking, of the SSPTXINTR interrupt |