diff options
Diffstat (limited to 'libraries/SD/examples/listfiles/listfiles.ino')
| -rw-r--r-- | libraries/SD/examples/listfiles/listfiles.ino | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/libraries/SD/examples/listfiles/listfiles.ino b/libraries/SD/examples/listfiles/listfiles.ino index b2435a2..876c3f8 100644 --- a/libraries/SD/examples/listfiles/listfiles.ino +++ b/libraries/SD/examples/listfiles/listfiles.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. @@ -23,7 +23,13 @@ File root; 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 |