Unable to get the service uavcan.node.Getinfo to Work

[pavel.kirienko]

This may be relevant:

UAVCAN/CAN: tx buffer management in CAN (FD) controllers

tl;dr: do not rely on the tx buffer management services provided by your CAN controller. Make your driver manage the transmission order in software instead. Otherwise, you will run into either a priority inversion problem or data loss caused by frame reordering. I just ran a quick survey of the TX buffer management capabilities offered by the following products: TI TCAN4550 — standalone CAN FD controller chip Microchip ATSAM D5x/E5x (FD-capable) FDCAN & bxCAN macrocells by ST Microelectroni…