4 Revision History

Revision A (March 2024)

Original version of the programming specification created for the dsPIC33AK256MPS306 device family.

Revision B (June 2026)

Updated 1.4. Configuration Bits, 1.5. Flash Memory Protection, 1.5.2. User Configuration A and B Areas Protection, 1.5.3. Entire Flash Protection, 3. Programming Procedures, 3.1. Bulk Erase, 3.2. Page Erase, 3.5. Read Memory and 3.6. CRC Checksum Calculation.

Added Programming the FBOOT Configuration Register, Dual Partition Flash Programming Considerations, Dual Partition Memory Organization, Dual Boot Sequence Number, Erase Operation with Dual Partition Flash, Programming in Dual Partition Mode and Programming in Dual Partition Mode.

Updated Table 1-1. Flash Memory Map, Table 1-3. Programming Operations and Table 1-10. Flash Operations Maximum Time.