I want to get an actual voltage reading at VDDA and I have configured the Vrefint adc channel. I saw in another questionnaire mentioning VDDA = 3.3*(VREFINT_CAL/VREFINT_DATA). But it seems like no macro exists as VREFINT_CAL. How can I read the VDDA ...

I use STM32F105RCT6, Where I need to receive CAN data inside a timer interrupt. Also, the IRQ number of the CAN is lower than that of the timer. CAN message is filled to the FIFO0 but "HAL_CAN_RxFifo0MsgPendingCallback(CAN_HandleTypeDef *hcan1)" is n...