Figure 26. In-Vehicle Baby Alarm App - Baby Crying State - ST STEVAL-MKSBOX1V1 User Manual

The In-Vehicle Baby Alarm app works with the following ST high accuracy MEMS acceleration and gyroscope
sensor, analog MEMS microphone and the following operating parameter settings:
• APP DATA INPUT: accelerometer and gyroscope values, and microphone audio
• SENSORS USED:
– LSM6DSOX
– MP23ABS1
• SENSOR SETTINGS:
LSM6DSOX
– Low power mode
– Output data rate: 52 Hz
– Low pass filter: 700 Hz
– Full scale: 2 g for accelerometer, 2000 dps for gyroscope
MP23ABS1
– 1600 Hz acquisition sample frequency
• APP DATA OUTPUT:
– Baby crying/ not crying status
– Adult is in-vehicle or not status
– Alarm in case of baby-crying and adult is not in vehicle status
UM2580 - Rev 5
Figure 26. In-Vehicle Baby Alarm app - baby crying state
(acceleration/gyroscope sensor)
(analog MEMS microphone)
settings:
UM2580
Mode 1 example apps
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