12.11.5 System Services Availability when Accessed Externally and Device is Protected

External access: Access performed in the DSU address offset 0x200-0x1FFF range.

Internal access: Access performed in the DSU address offset 0x000-0x100 range.

Table 12-5. Available Features when Operated From The External Address Range and Device is Protected
FeaturesAvailability From The External Address Range and Device is Protected
Chip erase command and statusYes
CRC32Yes, only full array or full EEPROM
CoreSight Compliant Device identificationYes
Debug communication channelsYes
STATUSA.CRSTEXT clearingNo (STATUSA.PERR is set when attempting to do so)