No Description
| RXENS | Receiver Enable Status | 
| TXENS | Transmitter Enable Status | 
| MASTER | SPI Main Mode | 
| RXBLOCK | Block Incoming Data | 
| TXTRI | Transmitter Tristated | 
| TXC | TX Complete | 
| TXBL | TX Buffer Level | 
| RXDATAV | RX Data Valid | 
| RXFULL | RX FIFO Full | 
| TXBDRIGHT | TX Buffer Expects Double Right Data | 
| TXBSRIGHT | TX Buffer Expects Single Right Data | 
| RXDATAVRIGHT | RX Data Right | 
| RXFULLRIGHT | RX Full of Right Data | 
| TXIDLE | TX Idle | 
| TIMERRESTARTED | The USART Timer restarted itself | 
| TXBUFCNT | TX Buffer Count |