aboutsummaryrefslogtreecommitdiff
path: root/libraries/SD/examples/listfiles/listfiles.ino
diff options
context:
space:
mode:
authorCristian Maglie <c.maglie@bug.st>2012-06-27 13:51:16 +0200
committerCristian Maglie <c.maglie@bug.st>2012-06-27 13:51:16 +0200
commit2d2050eabeaff7109ba89fdd0100556c981cf373 (patch)
tree1f6d9725b59aa02e5400a8117eeec3206d88047d /libraries/SD/examples/listfiles/listfiles.ino
parent324023a67afd1691f12ead4388d7cdf1a9d1a6ef (diff)
parent31c24577835b0a9c7a1291ffbda1b61d96818511 (diff)
Merged master
Diffstat (limited to 'libraries/SD/examples/listfiles/listfiles.ino')
-rw-r--r--libraries/SD/examples/listfiles/listfiles.ino8
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