From ae5d5c0c00499a63aea2ccfa6f6882e0446081a2 Mon Sep 17 00:00:00 2001
From: Zach Eveland <zeveland@blacklabel-development.com>
Date: Sun, 1 Apr 2012 12:59:00 -0400
Subject: [PATCH] modified StringSubstring example to add gating on port
 readiness

---
 .../examples/08.Strings/StringSubstring/StringSubstring.ino  | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/build/shared/examples/08.Strings/StringSubstring/StringSubstring.ino b/build/shared/examples/08.Strings/StringSubstring/StringSubstring.ino
index 2197b248d..56327c8ea 100644
--- a/build/shared/examples/08.Strings/StringSubstring/StringSubstring.ino
+++ b/build/shared/examples/08.Strings/StringSubstring/StringSubstring.ino
@@ -3,7 +3,7 @@
  
  Examples of how to use substring in a String
  
- created 27 July 2010
+ created 27 July 2010, modified 1 April 2012
  by Tom Igoe
  
  http://arduino.cc/en/Tutorial/StringSubstring
@@ -13,6 +13,9 @@
 
 void setup() {
   Serial.begin(9600);
+  // Wait for port to be opened:
+  while (!Serial)
+    ;
   Serial.println("\n\nString  substring():");
 }