lsm6dsox: Add pedometer example.

Signed-off-by: Sebastian Romero <s.romero@arduino.cc>

Author: sebromero

micropython/drivers/imu/lsm6dsox/lsm6dsox_pedometer.py

@@ -0,0 +1,50 @@
+"""
+LSM6DSOX IMU Pedometer Example.
+
+This example demonstrates how to use the built-in pedometer feature of the LSM6DSOX IMU.
+The pedometer counts the number of steps taken based on the accelerometer data 
+and can generate interrupts when a step is detected.
+
+Copyright (C) Arduino s.r.l. and/or its affiliated companies
+"""
+
+import time
+from lsm6dsox import LSM6DSOX
+
+from machine import Pin, I2C
+
+lsm = LSM6DSOX(I2C(0))
+# Or init in SPI mode.
+# lsm = LSM6DSOX(SPI(5), cs=Pin(10))
+
+# Enable the pedometer feature.
+lsm.pedometer_enabled = True
+
+# Set debounce steps to 5 (default is 10). 
+# This means that after a step is detected, the pedometer will ignore any new steps for the next 5 step detections. 
+# This can help to filter out false positives and improve step counting accuracy.
+lsm.pedometer_debounce_steps = 5
+
+# Enable interrupts for step detection on both INT1 and INT2 pins.
+lsm.pedometer_int1_enabled = True
+lsm.pedometer_int2_enabled = True
+
+# Register interrupt handler on a Pin. e.g. D8
+interrupt_pin = Pin("D8", Pin.IN, Pin.PULL_UP)
+
+def on_step_detected(pin):
+    print("Step detected!")
+
+# Configure the interrupt pin to trigger on falling edge (active low) when a step is detected.
+interrupt_pin.irq(trigger=Pin.IRQ_FALLING, handler=on_step_detected)
+
+last_steps = 0 # Keep track of the last step count to detect changes.
+
+while True:
+    steps = lsm.pedometer_steps
+
+    if steps != last_steps:
+        print(f"Steps: {steps}")
+        last_steps = steps
+    
+    time.sleep_ms(100)