I'm new to STM32. I made a custom board using STM32H7S3V8T6, but I think the HSE OSC configuration is failing. If I build main.c in (in Boot, not Appli), if (HAL_RCC_OscConfig(&RCC_OscInitStructure)!= HAL_OK) This part doesn't make HAL_OK, so this go...

On the STM32H7S3V8T6 custom board, I connected the DM and DP of HS USB to the JST connector, connected it with the Unified Daughterboard (JST TO C, https://github.com/Unified-Daughterboard/UDB-C-Legacy), and then connected it to the computer with USB...