diff --git a/README.md b/README.md
index 348fa9c..6fae973 100644
--- a/README.md
+++ b/README.md
@@ -14,4 +14,8 @@ This wordclock in generally works as the thousands of other DIY projects, I just
 * seconds
 * date *dd.mm.yyyy as running text*
 * text *256 chars to be set as running text*
-* LED mode *just demo to test all LEDs and set color*
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+* LED mode *just demo to test all LEDs and set color*
+
+## initial eeprom setup
+
+Due to lack of memory on Arduino Nano the 8x5 ASCII table must be written to the AT24C32 eeeprom. Threfore the ascii_memory sketch (located in it's folder) should be uploaded first to update the eeprom. Once this done the wordclock sketch can be uploaded.
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