Datasheet

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AMOD[1:0] Description
0x2, 0x3 Reserved
Related Links
22. NVMCTRL – Nonvolatile Memory Controller
22.6.6 Security Bit
9. Product Mapping
13.11.6 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 13-6. 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) No
STATUSA.CRSTEXT clearing No (STATUSA.PERR is set when attempting to do
so)
SAM D21 Family
DSU - Device Service Unit
© 2018 Microchip Technology Inc.
Datasheet Complete
DS40001882D-page 83