DLIF=value1, BRGIF=value1, TBIF=value1, RSIF=value1, TSIF=value1, RIF=value1, AIF=value1
Protocol Status Register
| ST0 | Protocol Status Flag 0 |
| ST1 | Protocol Status Flag 1 |
| ST2 | Protocol Status Flag 2 |
| ST3 | Protocol Status Flag 3 |
| ST4 | Protocol Status Flag 4 |
| ST5 | Protocol Status Flag 5 |
| ST6 | Protocol Status Flag 6 |
| ST7 | Protocol Status Flag 7 |
| ST8 | Protocol Status Flag 8 |
| ST9 | Protocol Status Flag 9 |
| RSIF | Receiver Start Indication Flag 0 (value1): A receiver start event has not occurred. 1 (value2): A receiver start event has occurred. |
| DLIF | Data Lost Indication Flag 0 (value1): A data lost event has not occurred. 1 (value2): A data lost event has occurred. |
| TSIF | Transmit Shift Indication Flag 0 (value1): A transmit shift event has not occurred. 1 (value2): A transmit shift event has occurred. |
| TBIF | Transmit Buffer Indication Flag 0 (value1): A transmit buffer event has not occurred. 1 (value2): A transmit buffer event has occurred. |
| RIF | Receive Indication Flag 0 (value1): A receive event has not occurred. 1 (value2): A receive event has occurred. |
| AIF | Alternative Receive Indication Flag 0 (value1): An alternative receive event has not occurred. 1 (value2): An alternative receive event has occurred. |
| BRGIF | Baud Rate Generator Indication Flag 0 (value1): A baud rate generator event has not occurred. 1 (value2): A baud rate generator event has occurred. |