adding the uv sensor scematic diagram

Author: isbkch

README.md

@@ -95,6 +95,12 @@ The ESP8266 WiFi Module is a self-contained stack that can give any microcontrol
 
 <img align="center" src="https://github.com/MecaHumArduino/arduino-uno-aws-weather-station/blob/master/docs/esp8266-schema.png?raw=true" style="max-width:100%;" height="600">
 
+Adding the UV Sensor to the Schematic Diagram
+------------------------------
+
+<img align="center" src="https://github.com/MecaHumArduino/arduino-uno-aws-weather-station/blob/master/docs/uvsensor-wiring.png?raw=true" style="max-width:100%;" height="600">
+
+
 Code Walkthrough
 --------------------