Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/stm32/stm32n6/STM32N645/JPEG/JPEG_DHTMEM69#0x0
JPEG DHT memory
Huffman table data 276
Huffman table data 277
Huffman table data 278
Huffman table data 279
https://github.com/modm-io/cmsis-svd-stm32