>I understand how SPI works now but I have a one more question. I just noticed
>that the seeprom I wanted to use (the 93LC56) isn't SPI, but Microwire. And for
>the digital thermometer, I know its 3-wire interface but not sure whether it
> uses
>SPI or Microwire.
>Anyway, what I would like to know is, can I use the PIC16C74's SPI module to
>control microwire devices like the 93LC56 and so on?
>
>It seems like SPI and Microwire resembles a lot. They both have in common the
>SCL, SDI, SDO pins... what's the big difference?
>
>Thanks again,
>Jean-Francois

Microwire has a different relative clock phase than SPI. That's the only
difference, I think.

-BN

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