Merge pull request #232 from arduino/SimonePDA-patch-4

Update available.adoc

Author: Stefania

Language/Functions/Communication/Serial/available.adoc

@@ -114,7 +114,7 @@ void loop() {
 * #LANGUAGE# link:../print[print()] +
 * #LANGUAGE# link:../println[println()] +
 * #LANGUAGE# link:../write[write()] +
-* #LANGUAGE# link:../serialEvent[SerialEvent()] +
+* #LANGUAGE# link:../serialevent[SerialEvent()] +
 * #LANGUAGE# link:../../stream/streamavailable[Stream.available()]
 
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