From 6aa7513d24ec6333d253fefb0a52eb5df9042316 Mon Sep 17 00:00:00 2001
From: Aaron Fischer <mail@aaron-fischer.net>
Date: Wed, 24 Dec 2014 16:42:04 +0100
Subject: [PATCH] Add code sample.

---
 README.md | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/README.md b/README.md
index b94a529..3173e45 100644
--- a/README.md
+++ b/README.md
@@ -7,3 +7,20 @@ Cherry MX breakout board for Arduino, RaspberryPi and other boards.
 ![back](/images/v01_back.png)
 
 Order here: https://oshpark.com/shared_projects/PogDjaIS
+
+```arduino
+const int buttonPin = 10;
+const int ledPin = 11;
+
+void setup() {
+  pinMode(buttonPin, INPUT);
+  pinMode(ledPin, OUTPUT);
+}
+
+void loop() {
+  // The switches are equiped with pull-down resistors. So if the
+  // button is pressed, you read a HIGH, if the button is released
+  // you read a LOW.
+  digitalWrite(ledPin, digitalRead(buttonPin));
+}
+```