The new BTT Manta boards with CAN bus interfaces use the STM32G0B1, and when using CanBoot to flash or update Klipper, they are getting flash errors simar to this one Flashing over CAN not working with Big Tree Tech EBB36 v1.2 from BTT U2C v2.1 #44when the first BTT U2C V2 also using the G0B1.
BigTreeTech fixed this issue by branching the Candlelight and altering it for the G0B1.
I wondered if someone could look at their alterations to see if some code needs to be integrated into the Klipper CAN bus bridge code. STM32G0B1 U2C support