No Description
| RXEN | Receiver Enable |
| RXDIS | Receiver Disable |
| TXEN | Transmitter Enable |
| TXDIS | Transmitter Disable |
| MASTEREN | Main Mode Enable |
| MASTERDIS | Main Mode Disable |
| RXBLOCKEN | Receiver Block Enable |
| RXBLOCKDIS | Receiver Block Disable |
| TXTRIEN | Transmitter Tristate Enable |
| TXTRIDIS | Transmitter Tristate Disable |
| CLEARTX | Clear TX |
| CLEARRX | Clear RX |