example creating a Ticker with callback

Revision:
1:fa1a6e600bdb
Parent:
0:14eb5da7a9a3
--- a/main.cpp	Tue Feb 19 15:58:42 2013 +0000
+++ b/main.cpp	Thu Jan 19 10:48:50 2017 -0600
@@ -18,7 +18,8 @@
 Ticker t;
  
 int main() {
-    t.attach(&f, &Flipper::flip, 2.0); // the address of the object, member function, and interval
+    // the address of the object, member function, and interval
+    t.attach(callback(&f, &Flipper::flip), 2.0); 
  
     // spin in a main loop. flipper will interrupt it to call flip
     while(1) {