Re: [avr-chat] AVR and accelerometers

[Bernard Fouché]

Bob Paddock wrote:
> On Friday 16 November 2007 09:49:08 am Clemens Koller wrote:
>   
> > nautilussoftware schrieb:
> >  hello; I am interested in connecting several accelerometers to an atmel
> >  and maybe using a processor that supports USB. I found an accelerometer
> >  that uses SPI bus.... In my case it's a ST LIS3L02DQ.
> > Which can speak SPI as well as I2C.
> >     
>
>
> I have a lot of experience using the LIS3L02DQ and their
> ilk with the AVR, most all of it *bad*.  DO NOT use the 302
> on the AVR SPI bus, you won't like the results.
>   
What about having the LIS3L02DQ's VDD provided by one of the AVR's I/O 
pin? This way one will activate the LIS3L02DQ under application control, 
not when the chip is being flashed.

 Bernard