added url of blog post from which is source code

diff --git a/HUB12_cascaded/HUB12_cascaded.ino b/HUB12_cascaded/HUB12_cascaded.ino
index 3c328bc..7d2636d 100644 (file)
--- a/HUB12_cascaded/HUB12_cascaded.ino
+++ b/HUB12_cascaded/HUB12_cascaded.ino
@@ -5,6 +5,7 @@
 *  HUB12 protocol
 *  Support for multiple cascaded panels
 *  Get text TO DISPLAY from the serial monitor
+*  http://blog.vettore.org/building-a-large-led-sign-with-inexpensive-standard-modules-and-arduino/
 *
 *************************************************************/
  

diff --git a/HUB12_simple/HUB12_simple.ino b/HUB12_simple/HUB12_simple.ino
index 250a034..fa2def0 100644 (file)
--- a/HUB12_simple/HUB12_simple.ino
+++ b/HUB12_simple/HUB12_simple.ino
@@ -3,6 +3,7 @@
 *
 *  Sample sketch for driving 32x16 LED PANEL (1/4 scan) with
 *  HUB12 protocol
+*  http://blog.vettore.org/building-a-large-led-sign-with-inexpensive-standard-modules-and-arduino/
 *
 *************************************************************/