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Query regarding interrupt generation and acceleration values

gckk1992
Associate
Posted on May 12, 2015 at 12:02

Hi ,

we are using LIS331DLH accelerometer for our application.

I have some doubts regarding acceleration values. 

1) I don't get any horizontal acceleration for below configuration.

        Threshold: 500mg.

         Interrupt 1 is enabled

         INT1_CFG = 0X2A (XH, YH and ZH enabled)

2) I get horizontal acceleration when i enable 6D direction movement. But it produce continuous interrupt for small movement with below configuration.

         Threshold: 1000mg

         Interrupt 1 is enabled

         INT1_CFG = 0X6A (XH, YH and ZH enabled and 6D direction movement)

3) From the datasheet in steady state, sensor has x =0g, y = 0g and z = 1g. If I set threshold 500mg and enabled acceleration in z axis, will it produce continuous interrupt?

    Because Already the acceleration in z direction 1000mg (1g).

Thanks in advance

Regards,

Keerthi G.

#acceleration #lis331dlh-sensor
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