Re: [avr-chat] AVR and accelerometers

[Clemens Koller]

Bernard Fouché schrieb:
>> 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.

Ho... don't do that. Input protection diodes will leak to Vdd when you apply
some voltage to the IO pads when no Vdd is present.

Absolute Maximum Ratings still apply: VddIOmax = -0.3V .. Vdd+0.1V

BTW: LIS3L02DQ is now marked as obsoloete.

Regards,

Clemens Koller
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