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L3GD20 DRDY stability

sawa
Associate
Posted on February 06, 2014 at 09:59

Hi,

I'm testing L3GD20 with SPI on my small test board.  It looks like OK so I can get gyro data and DRDY signal with 760Hz.

But when I monitor DRDY signal with my oscilloscope, it has a jitter sometimes.  The difference is about plus-minus 10-20 uSec.  It's not continuous jitter but 5 or 6 second each.

I understand that L3GD20 has some time keeper to ADC the sensor with free running.  So I cannot modify the interval (760Hz), right ?

Are there any issue to get no jitter with software or hardware ?

Best Regards,

Zak

#l3gd20-drdy-stability
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