From 757deda43a2042962eb9670d5c4b6c8c3f3cb2dd Mon Sep 17 00:00:00 2001
From: Dan Buch <dan@meatballhat.com>
Date: Sun, 29 Dec 2013 22:17:48 -0500
Subject: [PATCH] Adding unreliable switch example

---
 arduino/UnreliableSwitch/Makefile             |  1 +
 arduino/UnreliableSwitch/UnreliableSwitch.ino | 21 +++++++++++++++++++
 2 files changed, 22 insertions(+)
 create mode 120000 arduino/UnreliableSwitch/Makefile
 create mode 100644 arduino/UnreliableSwitch/UnreliableSwitch.ino

diff --git a/arduino/UnreliableSwitch/Makefile b/arduino/UnreliableSwitch/Makefile
new file mode 120000
index 0000000..51c7f30
--- /dev/null
+++ b/arduino/UnreliableSwitch/Makefile
@@ -0,0 +1 @@
+../arduino.mk
\ No newline at end of file
diff --git a/arduino/UnreliableSwitch/UnreliableSwitch.ino b/arduino/UnreliableSwitch/UnreliableSwitch.ino
new file mode 100644
index 0000000..0a6d1f3
--- /dev/null
+++ b/arduino/UnreliableSwitch/UnreliableSwitch.ino
@@ -0,0 +1,21 @@
+const unsigned int BUTTON_PIN = 7;
+const unsigned int LED_PIN = 13;
+
+int ledState = LOW;
+
+void setup() {
+    pinMode(LED_PIN, OUTPUT);
+    pinMode(BUTTON_PIN, INPUT);
+}
+
+void loop() {
+    const int CURRENT_BUTTON_STATE = digitalRead(BUTTON_PIN);
+
+    if (CURRENT_BUTTON_STATE == HIGH) {
+        ledState = HIGH;
+    } else {
+        ledState = LOW;
+    }
+
+    digitalWrite(LED_PIN, ledState);
+}