updated example docs

Author: fourstix

docs/examples.rst

@@ -6,3 +6,30 @@ Ensure your device works with this simple test.
 .. literalinclude:: ../examples/qwiicjoystick_simpletest.py
     :caption: examples/qwiicjoystick_simpletest.py
     :linenos:
+
+Examples
+---------
+
+1. Basic Readings - Print the joystick position and button status.
+
+.. literalinclude:: ../examples/example1_basic_readings.py
+    :caption: examples/example1_basic_readings.py
+    :linenos:
+
+2. Change I2C Addres - Change the device I2C address.
+
+.. literalinclude:: ../examples/example2_change_i2c_address.py
+    :caption: examples/example2_change_i2c_address.py
+    :linenos:
+
+3. I2C Scanner - Scan the IC2 bus for devices.
+
+.. literalinclude:: ../examples/example3_i2c_scanner.py
+    :caption: examples/example3_i2c_scanner.py
+    :linenos:
+
+4. Joystick Output - Print joystick position and button status as directions.
+
+.. literalinclude:: ../examples/example4_joytstick_output.py
+    :caption: examples/example4_joystick_output.py
+    :linenos: