UCPD Status Register
| TXIS | TXIS |
| TXMSGDISC | TXMSGDISC |
| TXMSGSENT | TXMSGSENT |
| TXMSGABT | TXMSGABT |
| HRSTDISC | HRSTDISC |
| HRSTSENT | HRSTSENT |
| TXUND | TXUND |
| RXNE | RXNE |
| RXORDDET | RXORDDET |
| RXHRSTDET | RXHRSTDET |
| RXOVR | RXOVR |
| RXMSGEND | RXMSGEND |
| RXERR | RXERR |
| TYPECEVT1 | TYPECEVT1 |
| TYPECEVT2 | TYPECEVT2 |
| TYPEC_VSTATE_CC1 | TYPEC_VSTATE_CC1 |
| TYPEC_VSTATE_CC2 | TYPEC_VSTATE_CC2 |
| FRSEVT | FRSEVT |