diff --git a/LCDd.conf b/LCDd.conf
index 44d0fc6..1a1da7f 100644
--- a/LCDd.conf
+++ b/LCDd.conf
@@ -317,6 +317,7 @@ Arguments="fill in here"
 
 #Port=0x378
 #Size=20x6
+#ECPlpt=on    # use bidirectional mode or not