Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/STMicroelectronics/STM32F7x8/DFSDM/DFSDM_CHDATIN3R#0x0
DFSDM channel data input register
Input data for channel 3
Input data for channel 4
https://github.com/cmsis-svd/cmsis-svd-data