Updated all serial in setup examples with a note about the serial check

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

@@ -22,6 +22,7 @@
 void setup() { 
  //Initialize serial and wait for port to open:
   Serial.begin(9600); 
+  // this check is only needed on the Leonardo:
   while (!Serial) ;
   
   // prints title with ending line break 

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

@@ -37,7 +37,9 @@ void setup()
 {
   // start serial port at 9600 bps and wait for port to open:
   Serial.begin(9600);
+  // this check is only needed on the Leonardo:
   while (!Serial) ;
+ ;
   
   pinMode(2, INPUT);   // digital sensor is on digital pin 2
   establishContact();  // send a byte to establish contact until receiver responds 

build/shared/examples/08.Strings/CharacterAnalysis/CharacterAnalysis.ino

@@ -14,7 +14,9 @@
 void setup() {
   // Open serial communications and wait for port to open:
   Serial.begin(9600);
-  while(!Serial) ;
+  // this check is only needed on the Leonardo:
+  while (!Serial) ;
+ ;
 
   // send an intro:
   Serial.println("send any byte and I'll tell you everything I can about it");

build/shared/examples/08.Strings/StringAdditionOperator/StringAdditionOperator.ino

@@ -19,7 +19,9 @@ String stringOne, stringTwo, stringThree;
 void setup() {
   // initialize serial and wait for port to open:
   Serial.begin(9600);
+  // this check is only needed on the Leonardo:
   while (!Serial) ;
+ ;
   
   stringOne = String("stringThree = ");
   stringTwo = String("this string");

build/shared/examples/08.Strings/StringAppendOperator/StringAppendOperator.ino

@@ -16,7 +16,9 @@ String stringOne, stringTwo;
 void setup() {
  // Open serial communications and wait for port to open:
   Serial.begin(9600);
-  while(!Serial) ;
+  // this check is only needed on the Leonardo:
+  while (!Serial) ;
+ ;
 
   stringOne = String("Sensor ");
   stringTwo = String("value");

build/shared/examples/08.Strings/StringCaseChanges/StringCaseChanges.ino

@@ -15,7 +15,9 @@
 void setup() {
  // Open serial communications and wait for port to open:
   Serial.begin(9600);
-  while(!Serial) ;
+  // this check is only needed on the Leonardo:
+  while (!Serial) ;
+ ;
 
   Serial.println("\n\nString  case changes:");
 }

build/shared/examples/08.Strings/StringCharacters/StringCharacters.ino

@@ -15,7 +15,9 @@
 void setup() {
   // Open serial communications and wait for port to open:
   Serial.begin(9600);
-  while(!Serial) ;
+  // this check is only needed on the Leonardo:
+  while (!Serial) ;
+ ;
 
   Serial.println("\n\nString  charAt() and setCharAt():");
 }

build/shared/examples/08.Strings/StringComparisonOperators/StringComparisonOperators.ino

@@ -17,7 +17,9 @@ String stringOne, stringTwo;
 void setup() {
  // Open serial communications and wait for port to open:
   Serial.begin(9600);
-  while(!Serial) ;
+  // this check is only needed on the Leonardo:
+  while (!Serial) ;
+ ;
 
   stringOne = String("this");
   stringTwo = String("that");

build/shared/examples/08.Strings/StringIndexOf/StringIndexOf.ino

@@ -15,7 +15,9 @@
 void setup() {
  // Open serial communications and wait for port to open:
   Serial.begin(9600);
-  while(!Serial) ;
+  // this check is only needed on the Leonardo:
+  while (!Serial) ;
+ ;
 
   Serial.println("\n\nString indexOf() and lastIndexOf()  functions:");
 

build/shared/examples/08.Strings/StringLengthTrim/StringLengthTrim.ino

@@ -15,7 +15,9 @@
 void setup() {
  // Open serial communications and wait for port to open:
   Serial.begin(9600);
-  while(!Serial) ;
+  // this check is only needed on the Leonardo:
+  while (!Serial) ;
+ ;
 
   Serial.println("\n\nString  length() and trim():");
 }

build/shared/examples/08.Strings/StringReplace/StringReplace.ino

@@ -15,7 +15,9 @@
 void setup() {
  // Open serial communications and wait for port to open:
   Serial.begin(9600);
-  while(!Serial) ;
+  // this check is only needed on the Leonardo:
+  while (!Serial) ;
+ ;
 
   Serial.println("\n\nString  replace:");
 }

build/shared/examples/08.Strings/StringStartsWithEndsWith/StringStartsWithEndsWith.ino

@@ -15,7 +15,9 @@
 void setup() {
  // Open serial communications and wait for port to open:
   Serial.begin(9600);
-  while(!Serial) ;
+  // this check is only needed on the Leonardo:
+  while (!Serial) ;
+ ;
 
   Serial.println("\n\nString startsWith() and endsWith():");
 

build/shared/examples/08.Strings/StringSubstring/StringSubstring.ino

@@ -15,7 +15,9 @@
 void setup() {
   Serial.begin(9600);
   // Wait for port to be opened:
+  // this check is only needed on the Leonardo:
   while (!Serial) ;
+ ;
   
   Serial.println("\n\nString  substring():");
 }