ITG3200 Driver Settings: LPF

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ziss_dm
Posts: 529
Joined: Tue Mar 08, 2011 5:26 am

ITG3200 Driver Settings: LPF

Post by ziss_dm »

Hi Alex,
In the current implementation of the ITG3200 sensor, it's LPF is set to the 10Hz. It looks really strange setting for Gyro, as it would increase Gyro response time. Am I missing something and inventing a wheel or it is worth to try other LPF settings?

Regards,
ziss_dm

Alexinparis
Posts: 1630
Joined: Wed Jan 19, 2011 9:07 pm

Re: ITG3200 Driver Settings: LPF

Post by Alexinparis »

Hi,

I didn't take time to tune this parameter.
10Hz works good, but you're right, there maybe better parameters.

arnaldo
Posts: 49
Joined: Sun Mar 06, 2011 4:53 pm

Re: ITG3200 Driver Settings: LPF

Post by arnaldo »

try to change this(default 10Hz):
i2c_write(0x1D);

to this for 20Hz
i2c_write(0x1C);

or this for 42hz
i2c_write(0x1B);

i'm not sure...it requires the confirmation by alex!

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