LED2 lights on when user button is pressed. For ST nucleo STM32F401

Dependencies:   mbed

Revision:
0:7f1c12137729
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Wed May 14 13:31:32 2014 +0000
@@ -0,0 +1,16 @@
+#include "mbed.h"
+ 
+DigitalIn mybutton(USER_BUTTON);
+DigitalOut myled(LED2);
+ 
+int main() {
+  while(1) {
+    if (mybutton == 0) { // Button is pressed
+      myled = 1; // Toggle the LED state
+    }
+    else {
+     myled = 0; // Toggle the LED state
+    }
+  }
+}
+ 
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