Olin Lathrop wrote:

> My recollection is that I read the physical layer details in a Bosch
> document somewhere over a decade ago, but I can't find that now so I
> could be wrong.

Could this have been the ISO 11898-2 spec? This is the most common (but
not the only common) spec for an implementation of the physical layer
for a CAN bus.

Gerhard
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