Status Register
| TI | Transmit Interrupt |
| TPS | Transmit Process Stopped |
| TU | Transmit Buffer Unavailable |
| TJT | Transmit Jabber Timeout |
| OVF | Receive Overflow |
| UNF | Transmit Underflow |
| RI | Receive Interrupt |
| RU | Receive Buffer Unavailable |
| RPS | Receive Process Stopped |
| RWT | Receive Watchdog Timeout |
| ETI | Early Transmit Interrupt |
| FBI | Fatal Bus Error Interrupt |
| ERI | Early Receive Interrupt |
| AIS | Abnormal Interrupt Summary |
| NIS | Normal Interrupt Summary |
| RS | Received Process State |
| TS | Transmit Process State |
| EB | Error Bits |
| EMI | ETH MMC Interrupt |
| EPI | ETH PMT Interrupt |
| TTI | Timestamp Trigger Interrupt |