diff options
Diffstat (limited to 'libraries/SD/examples/ReadWrite')
| -rw-r--r-- | libraries/SD/examples/ReadWrite/ReadWrite.ino | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/libraries/SD/examples/ReadWrite/ReadWrite.ino b/libraries/SD/examples/ReadWrite/ReadWrite.ino index 9957218..5805fc8 100644 --- a/libraries/SD/examples/ReadWrite/ReadWrite.ino +++ b/libraries/SD/examples/ReadWrite/ReadWrite.ino @@ -11,7 +11,7 @@ created Nov 2010 by David A. Mellis - updated 2 Dec 2010 + modified 9 Apr 2012 by Tom Igoe This example code is in the public domain. @@ -24,7 +24,13 @@ File myFile; void setup() { + // Open serial communications and wait for port to open: Serial.begin(9600); + while (!Serial) { + ; // wait for serial port to connect. Needed for Leonardo only + } + + 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 |