I2c sniffer

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is possible setup arduino slave on i2c monitors , displays traffic on bus on serial monitor? should @ length decide if string,word or byte , process accordingly. has done this?

jim

this not possible atmegaxxx processors , internal twi/i2c hardware possible attinyxxx or others have internal usi. problem has address matching. in twi/i2c slave address match build-in. on usi done in software , can implement monitor.

obviously implement soft twi on arduino. http://www.atmel.com/images/doc8478.pdf

cheers!


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