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Visitor II
February 4, 2019
Question

looking for Car detection Sensor

  • February 4, 2019
  • 1 reply
  • 593 views

Hi ,

I am using 3 axis Magnetometer Sensor(LIS3MDL) Sensor for Car detection. but issues is some time it's not working. please suggest me any other low power proximity for detecting car.

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    1 reply

    Visitor II
    February 4, 2019

    Magnetometer is a nice and cheap solution. You must tune your algorithm. Make sure to use all the axis values.

    I would continuously take the measurements, average several measurements, then calculate sqrt(x*x + y*y + z*z) and detect big changes (delta) of two calculated values.