On Sep 28, Jukka Marin wrote
> Get a datasheet of any I2C memory/RTC/other chip and you get the timing
> diagrams etc.  For example, Microchip has I2C EEPROM chips and Dallas
> has the DS1307 RTC chip which uses I2C.
> 
> Some memory chips use two bytes for address and R/W command, some chips
> use three bytes (because of a larger address space).  Some chips support
> only the slower I2C bus (100 kHz clock, I think) while the newer chips
> support the faster speeds (400 kHz (and over?)) as well.
> 

I wrote dev/i2c for an eeprom chip, so it uses the 'standart' timing.
I hope some parts of it can be reused for other I2C devices as well.


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Manuel Bouyer, LIP6, Universite Paris VI.           Manuel.Bouyer@lip6.fr
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