DBGMCU status register
AP_PRESENT | Bit n identifies whether access port APn is present in device Bit n = 0: APn absent Bit n = 1: APn present |
AP_ENABLED | Bit n identifies whether access port APn is open (can be accessed via the debug port) or locked (debug access to the APn is blocked, except for DBGMCU access) Bit n = 0: APn locked (except for access to DBGMCU) Bit n = 1: APn enabled |