Datasheet

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Atmel | SMART SAM D21 [DATASHEET]
Atmel-42181C–SAM-D21_Datasheet–07/2014
Table 12-6. Available Features When Operated From The External Address Range and Device is Protected
Features
Availability From The External Address Range and Device is Protected
Chip-Erase command and status Yes
CRC32 Yes, only full array or full EEPROM
CoreSight Compliant Device identification Yes
Debug communication channels Yes
Testing of onboard memories (MBIST) Yes
STATUSA.CRSTEXT clearing No (STATUSA.PERR is set when attempting to do so)