Fred,
  The 1302 is an SPI device. Is there any reason you want to stay with I2C?
SPI is straight forward (more so than I2C).
 James

 On 11/22/05, fred jones <boattow@hotmail.com> wrote:
>
> Hi all,
> I have never played with I2C or real time clocks before. I found a chip,
> DS1388, on the Maxim website that I wanted to try. It has an I2C interfac=
e
> and battery backup with trickle charge. The problem is I can't seem to bu=
y
> it anywhere, not even from the Maxim website. I found the DS1302 which
> looks like it would fill the bill but it uses the C3, serial clock line o=
f
> the PIC chip. I'm not sure if this is ok or will I have problems with the
> I2C devices in the circuit that are connected to the same line? Thanks fo=
r
> any help.
> FJ
>
>
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