You are right. I was choosing the device by the generic Part Number, that automatically selects the version without P.I didn't realize that was possible to choose the device by the reference. My mistake.  Thanks.

Hi, I fell into the same trap when I tried to use STM32L412CBT6. Here I'm using PB11 like USART3_RX. In the datasheet (DS12469 Rev 8) there aren't explicit differences between versions with and without P for the LQFP48 package. CubeIDE has the same p...