Delete unnecessary (and harmful) pinMode from examples

examples/CardInfo/CardInfo.ino

@@ -48,11 +48,6 @@ void setup()
 
 
   Serial.print("\nInitializing SD card...");
-  // On the Ethernet Shield, CS is pin 4. It's set as an output by default.
-  // Note that even if it's not used as the CS pin, the hardware SS pin 
-  // (10 on most Arduino boards, 53 on the Mega) must be left as an output 
-  // or the SD library functions will not work. 
-  pinMode(10, OUTPUT);     // change this to 53 on a mega
 
 
   // we'll use the initialization code from the utility libraries

examples/Datalogger/Datalogger.ino

@@ -48,9 +48,6 @@ void setup()
 
 
   Serial.print("Initializing SD card...");
-  // make sure that the default chip select pin is set to
-  // output, even if you don't use it:
-  pinMode(10, OUTPUT);
   
   // see if the card is present and can be initialized:
   if (!SD.begin(chipSelect)) {

examples/DumpFile/DumpFile.ino

@@ -48,9 +48,6 @@ void setup()
 
 
   Serial.print("Initializing SD card...");
-  // make sure that the default chip select pin is set to
-  // output, even if you don't use it:
-  pinMode(10, OUTPUT);
   
   // see if the card is present and can be initialized:
   if (!SD.begin(chipSelect)) {

examples/Files/Files.ino

@@ -42,11 +42,6 @@ void setup()
 
 
   Serial.print("Initializing SD card...");
-  // On the Ethernet Shield, CS is pin 4. It's set as an output by default.
-  // Note that even if it's not used as the CS pin, the hardware SS pin 
-  // (10 on most Arduino boards, 53 on the Mega) must be left as an output 
-  // or the SD library functions will not work. 
-  pinMode(10, OUTPUT);
 
   if (!SD.begin(chipSelect)) {
     Serial.println("initialization failed!");

examples/ReadWrite/ReadWrite.ino

@@ -43,12 +43,7 @@ void setup()
 
 
   Serial.print("Initializing SD card...");
-  // On the Ethernet Shield, CS is pin 4. It's set as an output by default.
-  // Note that even if it's not used as the CS pin, the hardware SS pin 
-  // (10 on most Arduino boards, 53 on the Mega) must be left as an output 
-  // or the SD library functions will not work. 
-   pinMode(10, OUTPUT);
-   
+
   if (!SD.begin(chipSelect)) {
     Serial.println("initialization failed!");
     return;

examples/listfiles/listfiles.ino

@@ -42,11 +42,6 @@ void setup()
 
 
   Serial.print("Initializing SD card...");
-  // On the Ethernet Shield, CS is pin 4. It's set as an output by default.
-  // Note that even if it's not used as the CS pin, the hardware SS pin 
-  // (10 on most Arduino boards, 53 on the Mega) must be left as an output 
-  // or the SD library functions will not work. 
-  pinMode(10, OUTPUT);
 
   if (!SD.begin(chipSelect)) {
     Serial.println("initialization failed!");