Re: kernel I2O and video cards?

Jeremy Fitzhardinge (jeremy@goop.org)
Mon, 09 Aug 1999 14:58:41 -0700 (PDT)

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On 08-Aug-99 Dan Kegel wrote:
> It appears to be a 100KHz two-wire bus for use wiring up
> microcontrollers to each other and to peripherals inside
> embedded systems like televisions, etc.

I2C is used for lots of things. DIMMs, for example, publish their timing
specs over I2C so the memory controller can auto-configure. It's also used a
lot for things like environment monitoring in enclosures, and LCD displays, etc.

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