diff --git a/polling/polling.ino b/polling/polling.ino
new file mode 100644
index 0000000..4b47912
--- /dev/null
+++ b/polling/polling.ino
@@ -0,0 +1,39 @@
+int input; 
+long a;
+long b;
+
+int n=0;
+int i=0;
+double x[200];
+
+void setup() {
+  Serial.begin(9600);
+  pinMode(A0, INPUT);
+}
+
+void loop() {
+
+  while (n<200) {
+    a = millis();
+    input = analogRead(A0);
+    delay(1000);  
+    b = millis();
+    x[n] = b-a;
+    n++;
+  }
+  
+  if (n==200) {
+    Serial.println("Array: ");
+    
+    for(i=0;i<200;i++) {
+      Serial.println(x[i]);
+      //Serial.print(";");
+    }
+    
+    Serial.print("n:  ");
+    Serial.println(n);
+    Serial.println("--------");
+    n++;
+  }
+  
+}