Thread: I2C vs. SMBus
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Tim Mitchell
 
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In article . uk, Graeme
writes
"Adrian C" wrote in message
...
Graeme wrote
Are there actually any differences between these two?
Pants! Wrong group. Sorry.


http://www.mcc-us.com/I2CSMBusFAQ.htm


Thanks for the link. It is what I observed from the datasheets that I have.
I just wondered if there was anything specific/subtle that I have to look
out for.

I think the real reason for the difference is to avoid the Philips
licensing charges on I2C bus. (also there is "TWI" (2 wire interface)
which seems to be identical to I2C)
--
Tim Mitchell