diff --git a/sam3s_example/simtrace/cciddriver.c b/sam3s_example/simtrace/cciddriver.c
index 0b06b32..0084f27 100644
--- a/sam3s_example/simtrace/cciddriver.c
+++ b/sam3s_example/simtrace/cciddriver.c
@@ -833,6 +833,7 @@
 }
 
 
+#if 0
 //------------------------------------------------------------------------------
 /// SETUP request handler for a CCID device
 /// \param pRequest Pointer to a USBGenericRequest instance
@@ -892,7 +893,6 @@
 //------------------------------------------------------------------------------
 /// Optional callback re-implementation
 //------------------------------------------------------------------------------
-#if 0
 #if !defined(NOAUTOCALLBACK)
 // not static function
 void USBDCallbacks_RequestReceived(const USBGenericRequest *request)