AVR-Chat

Hi, Jim.

You wrote:

> We are working up a Mega128 based board that will have both 5V and 3V
> parts. The 128 will run at 5V.  Anyone have suggestions for converting the
> 5V logic levels to/from the 128 to the 3V levels needed for some of the
> other components.  Space is at a premium.

> Jim

You can read an Atmel Application note "Interfacing the 3-volt
DataFlash with a 5-volt System" in section Memory/DataFlash/Application
Notes on te atmel website.

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 .Valerij Avrealij