Lpc2000

> Well SPI, I2C and even TTL can handle 10ft runs, I2C only requires 3 wires
> no matter how many sensors, SPI takes 3 + 1 per sensor, however I'm not
> sure on the noise tolerance.  I suspect you will be fine if you use
> shielded wiring, clock them low enough, use filter caps, and design your
> protocol to have a simple error detection algorithm.

Fault tolerance, hardware filtering, bus arbitration, etc. are all built
into the CAN silicon.  I would only recommend using CAN in this application.


Joel