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Added Serial port check to all examples using Serial statements in the setup

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This commit is contained in:
Tom Igoe
2012-04-02 09:07:58 -04:00
parent e9a00eb38f
commit a631e4f834
32 changed files with 132 additions and 40 deletions
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5
libraries/SD/examples/CardInfo/CardInfo.ino
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@ -16,7 +16,7 @@
created 28 Mar 2011
by Limor Fried
modified 16 Mar 2011
modified 2 Apr 2012
by Tom Igoe
*/
// include the SD library:
@ -35,7 +35,10 @@ const int chipSelect = 4;
void setup()
{
// Open serial communications and wait for port to open:
Serial.begin(9600);
while(!Serial) ;
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