Upload the standard "Blink" (pin 13) example to the Arduino. The LED on the shield (near pin 13) should blink. If not, the connection is faulty.
This is the shield’s magic.
void loop() int sensorValue = analogRead(A0); Serial.println(sensorValue); delay(100); arduino sensor shield v5 0 manual
For connecting displays or sensors using the Inter-Integrated Circuit protocol. Upload the standard "Blink" (pin 13) example to the Arduino