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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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6
libraries/SD/examples/DumpFile/DumpFile.ino
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@ -12,6 +12,9 @@
** CS - pin 4
created 22 December 2010
by Limor Fried
modified 2 Apr 2012
by Tom Igoe
This example code is in the public domain.
@ -27,7 +30,10 @@ const int chipSelect = 4;
void setup()
{
// Open serial communications and wait for port to open:
Serial.begin(9600);
while(!Serial) ;
Serial.print("Initializing SD card...");
// make sure that the default chip select pin is set to
// output, even if you don't use it: