Hi!I use an STM32F746 and I configured STM32CubeMX clock tree as is :I just use PLLI2S for the MCO2 output (for Ethernet purposes). I don't use SAI1, SAI2, I2S or SPDIF-RX, so the HAL_RCCEx_PeriphCLKConfig function does not initialize PLLI2S:HAL_Stat...