execute a function when a button is pressed

Dependencies:   mbed

Revision:
0:49e04b14e729
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Mon May 09 19:49:13 2016 +0000
@@ -0,0 +1,20 @@
+#include "mbed.h"       // this tells us to load mbed related functions
+
+DigitalOut red(LED_RED);             // we create a variable 'red', use it as an out port
+DigitalOut green(LED_GREEN);         // we create a variable 'green', use it as an out port
+
+InterruptIn btn2(SW2);               // we create a variable 'btn2', use it as an in port
+InterruptIn btn3(SW3);               // we create a variable 'btn3', use it as an in port
+
+// YOUR CODE HERE
+
+// this code runs when the microcontroller starts up
+int main() {
+    green = red = 1; // turn off green and red on startup (1=off, I know it's weird)
+    
+    btn2.fall(toggle_red);
+    btn3.fall(toggle_green);
+    
+    // spin in a main loop. Wait for interrupts.
+    while(1) {}
+}