Arduino for STM32

Hello, I am trying to get DMA working with Serial 2(ideally) for sending data with on a Bluepill. I don't need to read anything, its just needs to be able to send the message. After a great deal of searching for an example using DMA with serial I decided to turn to GPT and spent most of the day ...

Hello, after several days of searching various forums I figured it was time to ask for some help. I am looking for a working example of how to use CAN bus with the stm32duino(official) core in the Arduino IDE. I have found a number of examples on Github that have looked like they "should" work and ...