blink a led

Dependencies:   mbed

Revision:
12:8dab8b91a92c
Parent:
4:81cea7a352b0
Child:
13:769319201354
--- a/main.cpp	Tue Mar 08 12:40:16 2016 +0000
+++ b/main.cpp	Sat May 28 04:11:22 2016 +0000
@@ -1,12 +1,22 @@
-#include "mbed.h"
+#include "mbed.h"         // this tells us to load mbed related functions
 
-DigitalOut myled(LED1);
-
+DigitalOut myled(LED1);   // we create a variable 'red', use it as an out port
+ 
+// this code runs when the microcontroller starts up
 int main() {
+    
+    // spin in a main loop all the time
     while(1) {
+        // turn on LED
         myled = 1;
+        
+        // wait
         wait(0.2);
-        myled = 0;
+        
+        // YOUR CODE HERE : turn off the LED
+        
+        
+        // wait again
         wait(0.2);
     }
 }