Fix: do not automatically assume a MTU != CANARD_MTU_CAN_CLASSIC (8) is CAN_FD, do a dedicated check instead.

[aentinger]

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[codecov]

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[github-actions]

Memory usage change @ 8aac9b0

Board	flash	%	RAM for global variables	%
arduino:renesas_portenta:portenta_c33	🔺 +8 - +16	0.0 - 0.0	0 - 0	0.0 - 0.0
arduino:renesas_uno:minima	🔺 +16 - +16	+0.01 - +0.01	0 - 0	0.0 - 0.0
rp2040:rp2040:arduino_nano_connect	🔺 +8 - +16	0.0 - 0.0	0 - 0	0.0 - 0.0
rp2040:rp2040:rpipico	🔺 +8 - +16	0.0 - 0.0	0 - 0	0.0 - 0.0

Click for full report table

Board	examples/CAN/OpenCyphal-Blink flash	%	examples/CAN/OpenCyphal-Blink RAM for global variables	%	examples/CAN/OpenCyphal-Heartbeat-Publisher flash	%	examples/CAN/OpenCyphal-Heartbeat-Publisher RAM for global variables	%	examples/CAN/OpenCyphal-Heartbeat-Subscriber flash	%	examples/CAN/OpenCyphal-Heartbeat-Subscriber RAM for global variables	%	examples/CAN/OpenCyphal-Service-Client flash	%	examples/CAN/OpenCyphal-Service-Client RAM for global variables	%	examples/CAN/OpenCyphal-Service-Server flash	%	examples/CAN/OpenCyphal-Service-Server RAM for global variables	%
arduino:renesas_portenta:portenta_c33	16	0.0	0	0.0	8	0.0	0	0.0	16	0.0	0	0.0	16	0.0	0	0.0	8	0.0	0	0.0
arduino:renesas_uno:minima	16	0.01	0	0.0	16	0.01	0	0.0	16	0.01	0	0.0	16	0.01	0	0.0	16	0.01	0	0.0
rp2040:rp2040:arduino_nano_connect	16	0.0	0	0.0	8	0.0	0	0.0	16	0.0	0	0.0	16	0.0	0	0.0	16	0.0	0	0.0
rp2040:rp2040:rpipico	16	0.0	0	0.0	8	0.0	0	0.0	16	0.0	0	0.0	16	0.0	0	0.0	16	0.0	0	0.0

Click for full report CSV

Board,examples/CAN/OpenCyphal-Blink<br>flash,%,examples/CAN/OpenCyphal-Blink<br>RAM for global variables,%,examples/CAN/OpenCyphal-Heartbeat-Publisher<br>flash,%,examples/CAN/OpenCyphal-Heartbeat-Publisher<br>RAM for global variables,%,examples/CAN/OpenCyphal-Heartbeat-Subscriber<br>flash,%,examples/CAN/OpenCyphal-Heartbeat-Subscriber<br>RAM for global variables,%,examples/CAN/OpenCyphal-Service-Client<br>flash,%,examples/CAN/OpenCyphal-Service-Client<br>RAM for global variables,%,examples/CAN/OpenCyphal-Service-Server<br>flash,%,examples/CAN/OpenCyphal-Service-Server<br>RAM for global variables,%
arduino:renesas_portenta:portenta_c33,16,0.0,0,0.0,8,0.0,0,0.0,16,0.0,0,0.0,16,0.0,0,0.0,8,0.0,0,0.0
arduino:renesas_uno:minima,16,0.01,0,0.0,16,0.01,0,0.0,16,0.01,0,0.0,16,0.01,0,0.0,16,0.01,0,0.0
rp2040:rp2040:arduino_nano_connect,16,0.0,0,0.0,8,0.0,0,0.0,16,0.0,0,0.0,16,0.0,0,0.0,16,0.0,0,0.0
rp2040:rp2040:rpipico,16,0.0,0,0.0,8,0.0,0,0.0,16,0.0,0,0.0,16,0.0,0,0.0,16,0.0,0,0.0