Interrupt and Status Register
| RXBR | Rx-Byte Received |
| RXEND | End Of Reception |
| RXOVR | Rx-Overrun |
| BRE | Rx-Bit rising error |
| SBPE | Rx-Short Bit period error |
| LBPE | Rx-Long Bit Period Error |
| RXACKE | Rx-Missing Acknowledge |
| ARBLST | Arbitration Lost |
| TXBR | Tx-Byte Request |
| TXEND | End of Transmission |
| TXUDR | Tx-Buffer Underrun |
| TXERR | Tx-Error |
| TXACKE | Tx-Missing acknowledge error |