AN-000227
Document Number: AN-000227
Page 11 of 15
Revision: 1.0
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Because the Presence Detection algorithm detects changes in the ultrasound environment, it is normal for
the first few measurement cycles to report no presence detected. Figure 6 shows the typical application
output during initialization, including the first measurement results.
Figure 6. Typical Output During Initialization - 2 Sensors
