fix #3

examples/AccelerometerTap/AccelerometerTap.ino

@@ -0,0 +1,42 @@
+/*
+  Arduino LSM6DS3 - Accelerometer Tap
+
+  this code is to detect tap
+  using IMU.accelerationAvailable()
+
+*/
+
+#include <Arduino_LSM6DS3.h>
+
+void setup() {
+  Serial.begin(9600);
+
+  while (!Serial);
+
+  while (!IMU.begin()) {
+    Serial.println("Failed to initialize IMU!");
+    delay(3000); // wait for 3 sec and check if it can be initialized again
+  }
+}
+float tapThreshold  = 0.05; //0.05 g acceleration in some direction is considered as tap. it can be changed for the required sensitivity.
+
+int down = 3; // signifying the direction of which is facing downward 1 for x axis; 2 for y axis; 3 for z axis;
+
+void loop() {
+  float x, y, z;
+  if (IMU.accelerationAvailable()) {
+    IMU.readAcceleration(x, y, z);
+
+    if ((x > tapThreshold || x < -tapThreshold) && down != 1)  {
+      Serial.println("Tap detected across X-axis");
+    }
+
+    if ((y > tapThreshold || y < -tapThreshold) && down != 2)   {
+      Serial.println("Tap detected across Y-axis");
+    }
+
+    if ((z > tapThreshold || z < -tapThreshold) && down != 3)   {
+      Serial.println("Tap detected across Z-axis");
+    }
+  }
+}