Even with the vendor libraries last time I had to poke at a CAN bus I ended up having to go to that same level because the C helper libraries omitted key featur

Even with the vendor libraries last time I had to poke at a CAN bus I ended up having to go to that same level because the C helper libraries omitted key features of the interface. There's a number of micros these days where the same libraries are provided using SVD[1] that will generate interfaces which is handy. [1] https://docs.rs/svd2rust/latest/svd2rust/ https://docs.rs/svd2rust/latest/svd2rust/