Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/stm32/stm32n6/STM32N645/JPEG/JPEG_DHTMEM63#0x0
JPEG DHT memory
Huffman table data 252
Huffman table data 253
Huffman table data 254
Huffman table data 255
https://github.com/modm-io/cmsis-svd-stm32