atmel_softpack_libraries usb dir
diff --git a/sam3s_example/atmel_softpack_libraries/usb/include/CDCDSerial.h b/sam3s_example/atmel_softpack_libraries/usb/include/CDCDSerial.h
new file mode 100644
index 0000000..4d1656c
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+++ b/sam3s_example/atmel_softpack_libraries/usb/include/CDCDSerial.h
@@ -0,0 +1,106 @@
+/* ----------------------------------------------------------------------------
+ *         ATMEL Microcontroller Software Support
+ * ----------------------------------------------------------------------------
+ * Copyright (c) 2008, Atmel Corporation
+ *
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * - Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the disclaimer below.
+ *
+ * Atmel's name may not be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * DISCLAIMER: THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE
+ * DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
+ * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
+ * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ * ----------------------------------------------------------------------------
+ */
+
+/**
+ * \file
+ *
+ * Single CDC Serial Port Function for USB device & composite driver.
+ */
+
+#ifndef CDCDSERIAL_H
+#define CDCDSERIAL_H
+
+/** \addtogroup usbd_cdc
+ *@{
+ */
+
+/*------------------------------------------------------------------------------
+ *         Headers
+ *------------------------------------------------------------------------------*/
+
+/* These headers were introduced in C99
+   by working group ISO/IEC JTC1/SC22/WG14. */
+#include <stdint.h>
+
+#include <USBRequests.h>
+
+#include <USBDDriver.h>
+#include <CDCDSerialPort.h>
+
+/*------------------------------------------------------------------------------
+ *         Definitions
+ *------------------------------------------------------------------------------*/
+
+/*------------------------------------------------------------------------------
+ *         Types
+ *------------------------------------------------------------------------------*/
+
+/*------------------------------------------------------------------------------
+ *      Exported functions
+ *------------------------------------------------------------------------------*/
+
+extern void CDCDSerial_Initialize(
+    USBDDriver * pUsbd, uint8_t bInterfaceNb);
+
+extern uint32_t CDCDSerial_RequestHandler(
+    const USBGenericRequest *request);
+
+extern void CDCDSerial_ConfigureFunction(
+    USBGenericDescriptor * pDescriptors, uint16_t wLength);
+
+extern uint32_t CDCDSerial_Write(
+    void *data,
+    uint32_t size,
+    TransferCallback callback,
+    void *argument);
+
+extern uint32_t CDCDSerial_Read(
+    void *data,
+    uint32_t size,
+    TransferCallback callback,
+    void *argument);
+
+extern void CDCDSerial_GetLineCoding(CDCLineCoding * pLineCoding);
+
+extern uint8_t CDCDSerial_GetControlLineState(void);
+
+extern uint16_t CDCDSerial_GetSerialState(void);
+
+extern void CDCDSerial_SetSerialState(uint16_t serialState);
+
+extern uint8_t CDCDSerial_LineCodingIsToChange(
+    CDCLineCoding * pLineCoding);
+
+extern void CDCDSerial_ControlLineStateChanged(
+    uint8_t DTR,uint8_t RTS);
+
+/**@}*/
+
+#endif /*#ifndef CDCSERIAL_H*/
+