DBGMCU Configuration Register
| DBGSLPD1 | Allow D1 domain debug in Sleep mode |
| DBGSTPD1 | Allow D1 domain debug in Stop mode |
| DBGSTBD1 | Allow D1 domain debug in Standby mode |
| DBGSLPD2 | Allow D2 domain debug in Sleep mode |
| DBGSTPD2 | Allow D2 domain debug in Stop mode |
| DBGSTBD2 | Allow D2 domain debug in Standby mode |
| DBGSTPD3 | Allow debug in D3 Stop mode |
| DBGSTBD3 | Allow debug in D3 Standby mode |
| TRACECLKEN | Trace port clock enable |
| D1DBGCKEN | D1 debug clock enable |
| D3DBGCKEN | D3 debug clock enable |
| TRGOEN | External trigger output enable |