User's Guide

Figure 6-15. SAMC21J18A Device Selection
3. Click the Read button to ensure that the signature matches the selected device.
Figure 6-16. SAMC21J18A Signature Verification
4. Select the Fuses tab, then verify the proper fuse settings. The default fuse values are used except for the
User Word 0.NVMCTRL EEPROM SIZE, which must be set to 4096 bytes. Click the Program button.
Figure 6-17. SAMC21J18A Fuse Settings
5. Select the Memories tab, then click the Erase now button.
Figure 6-18. SAMC21J18A Memory Settings
6. Browse to locate the ATAK51005-V1.hex file for the flash memory image.
ATAN0219
Programming Instructions
© 2020 Microchip Technology Inc.
User Guide
DS50003051A-page 38
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