BMA400 does not has high-pass filter so it cannot support the linear motion detection. However, with the powerful generic interrupt, it can detect the slope easily, this could be helpful from cases to cases. And BMA400 has step counter integrated, so it can output the still, walking, running status. The step counter feature has to run in normal mode, about 4.5uA(data + step counter), and can be near 2uA once enables the auto-wakeup and auto-low-power mode switching.
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