First Commit

Blink/Blink.ino

@@ -0,0 +1,21 @@
+int buttonPin = D9;
+int Led = A4;
+int buttonState;
+// the setup function runs once when you press reset or power the board
+void setup() {
+  // initialize digital pin LED_BUILTIN as an output.
+  pinMode(Led, OUTPUT);
+  pinMode(buttonPin, INPUT);
+}
+
+// the loop function runs over and over again forever
+void loop() {
+  buttonState = digitalRead(buttonPin);
+  if (buttonState == LOW) {
+    digitalWrite(Led, HIGH);
+
+  } else {
+    digitalWrite(Led, LOW);
+  }
+  
+}

Blink/Blink.txt

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+Turn an LED on and off.