Updated all comments for while (!Serial) additions to serial-based examples

build/shared/examples/04.Communication/ASCIITable/ASCIITable.ino

@@ -11,7 +11,7 @@
  
  created 2006
  by Nicholas Zambetti 
- modified 2 Apr 2012
+ modified 9 Apr 2012
  by Tom Igoe
  
  This example code is in the public domain.
@@ -22,8 +22,9 @@
 void setup() { 
  //Initialize serial and wait for port to open:
   Serial.begin(9600); 
-  // this check is only needed on the Leonardo:
-  while (!Serial) ;
+  while (!Serial) {
+    ; // wait for serial port to connect. Needed for Leonardo only
+  }
   
   // prints title with ending line break 
   Serial.println("ASCII Table ~ Character Map");