CAN reliability - Chief Delphi

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CAN reliability

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07-12-2010, 11:55 AM

Ether

systems engineer (retired)

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Join Date: Nov 2009

Rookie Year: 1969

Location: US

Posts: 8,003

Re: CAN reliability

Quote:

Originally Posted by Bot190

The bandwidth afforded by a serial connection is a lot less than that of a CAN connection. This creates a big chokepoint on sending and receiving information from the jaguars.

cRIO RS232 hardware can do 115200 baud.

That's approximately 11,520 data bytes per second.

At 50Hz, that's 230 bytes every 20ms iteration (230 bytes each direction, xmit & recv).

Are you trying to send or receive more than 230 bytes each iteration?

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