Introduction - If you have any usage issues, please Google them yourself
1, dual-data STM32 CAN bus pass each other under
2, if need to send data at the same time need to modify the program (within CAN initialization can be set to automatic retransmission, or because of bus arbitration, a STM32 unable to complete the data transmission)
3, CAN controllers need to be equipped to receive hair, routine uses TJA1050