Add an example Bargraph with Pot

Add an example Bargraph with Pot

BargraphwPot/BargraphwPot.ino

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+/* BargraphwPot
+
+#  Maintainer & Author
+Maintainer: Turkish Technology Team (T3) Foundation (https://deneyapkart.org/)
+Author: Dogus Cendek (https://github.com/DogushC)
+
+#  Description
+Read potentiometer and display value an Bargraph.
+
+#  Hardware Components
+1 x Deneyap Kart
+1 x Bargraph
+1 x Potentiometer
+1 x Breadboard
+1 x Micro-B USB Cable
+*/
+
+/*Pins for potentiometer and bargraph*/
+const int potPin = A0; //the pin that the potentiometer is attached to
+int ledPins[] = {D0, D1, D4, D5, D6, D7, D9, D10, D11, D12}; //an array of pin numbers to which LEDs of Bargraph
+
+const int ledCount = 10; //the number of LEDs in the bar graph
+
+void setup() {
+  for (int i = 0; i < ledCount; i++) {
+    pinMode(ledPins[i], OUTPUT);
+  }
+}
+
+void loop() {
+  int potValue = analogRead(potPin);
+  int ledLevel = map(potValue, 0, 4095, 0, ledCount); //map the result to a range from 0 to the number of LEDs
+
+  /*loop over the LED array*/
+  for (int j = 0; j < ledCount; j++) {
+    if (j < ledLevel) {
+      digitalWrite(ledPins[j], HIGH);
+    }
+    else {
+      digitalWrite(ledPins[j], LOW);
+    }
+  }
+}