Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/stm32/stm32n6/STM32N645/JPEG/JPEG_DHTMEM1#0x0
JPEG DHT memory
Huffman table data 4
Huffman table data 5
Huffman table data 6
Huffman table data 7
https://github.com/modm-io/cmsis-svd-stm32