fix #3

examples/AccelerometerTap/AccelerometerTap.ino

@@ -0,0 +1,53 @@
+/* 
+  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 initialize again
+
+  }
+
+}
+
+float tapThreshold  = 0.05 ; //0.05g acceleration in some direction is considered as tap. it can be change for the required sensitivity.
+
+int down = 3 ; // signifing 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");
+    }
+  }
+
+}