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Dec 12, 2018 at 6:03 comment added traducerad Why do people sometime choose CAN over ARINC629 or vice-verca? It seems to me like they are equivalent
Oct 17, 2016 at 12:43 comment added Gerry It's all about fitting the tool to the job. A Boeing 787 incorporates ARINC 664 for the main network with some subsystems on ARINC 429 and a number of sensors and cockpit controls on CAN (ARINC 825). Almost all the switches on the B787 overhead panel go through a couple CAN busses, eliminating dozens of wire runs. There's also a significant difference in cost.
Oct 17, 2015 at 21:26 history edited DeltaLima CC BY-SA 3.0
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Oct 17, 2015 at 21:24 comment added DeltaLima Since ARINC 429 has only a single transmitter, timely data arrival is guaranteed, while CAN has to incorporate transmission collision detection & correction which incurs non deterministic time overhead. On the other hand, ARINC 429 only uses a parity bit for bit level error detection whilst CAN allows for various methods including CRC checks.
Oct 17, 2015 at 21:20 vote accept Stack Over
Oct 17, 2015 at 21:11 comment added Stack Over And what about the robustness of ARINC and CAN buses?
Oct 17, 2015 at 20:52 history answered DeltaLima CC BY-SA 3.0