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+/* ----------------------------------------------------------------------------
+ *         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.
+ * ----------------------------------------------------------------------------
+ */
+ 
+//------------------------------------------------------------------------------
+/// \unit
+/// !Purpose
+///
+/// Definition of AT91SAM3U4 characteristics and features
+///
+/// !Usage
+/// -# For ARM core feature, see "AT91SAM3U4 - ARM core features".
+/// -# For IP features, see "AT91SAM3U4 - IP features".
+/// -# For misc, see "AT91SAM3U4 - Misc".
+//------------------------------------------------------------------------------
+ 
+#ifndef CHIP_H 
+#define CHIP_H
+
+//------------------------------------------------------------------------------
+//         Headers
+//------------------------------------------------------------------------------
+
+//------------------------------------------------------------------------------
+//         Definitions
+//------------------------------------------------------------------------------
+
+//------------------------------------------------------------------------------
+/// \page "AT91SAM3U4 - ARM core features"
+/// This page lists several characteristics related to the ARM core
+///
+
+//ARM core features
+
+/// ARM core definition.
+#define cortexm3
+
+/// family definition.
+#define at91sam3u
+
+//------------------------------------------------------------------------------
+/// \page "AT91SAM3U4 - IP features"
+/// This page lists several characteristics related to the embedded IP
+///
+
+//IP FEATURES
+
+// EFC GPNVM number
+#define CHIP_EFC_NUM_GPNVMS    3
+
+/// Indicates chip has an Enhanced EFC. 
+#define CHIP_FLASH_EEFC 
+
+// DMA channels number
+#define CHIP_DMA_CHANNEL_NUM   4
+
+// Indicate chip's MCI interface. 
+#define MCI2_INTERFACE
+
+// Indicate chip has a nandflash controller. 
+#define CHIP_NAND_CTRL
+
+// Indicate chip SSC has DMA interface. 
+#define CHIP_SSC_DMA
+
+// Indicate chip SPI has DMA interface.
+#define CHIP_SPI_DMA
+
+/// Indicates chip has an UDP High Speed. 
+#define CHIP_USB_UDPHS 
+
+/// Indicates chip has an internal pull-up. 
+#define CHIP_USB_PULLUP_INTERNAL 
+
+/// Number of USB endpoints 
+#define CHIP_USB_NUMENDPOINTS 7 
+
+/// Endpoints max paxcket size 
+#define CHIP_USB_ENDPOINTS_MAXPACKETSIZE(i) \
+   ((i == 0) ? 64 : \
+   ((i == 1) ? 512 : \
+   ((i == 2) ? 512 : \
+   ((i == 3) ? 64 : \
+   ((i == 4) ? 64 : \
+   ((i == 5) ? 1024 : \
+   ((i == 6) ? 1024 : 0 )))))))
+
+/// Endpoints Number of Bank 
+#define CHIP_USB_ENDPOINTS_BANKS(i) \
+   ((i == 0) ? 1 : \
+   ((i == 1) ? 2 : \
+   ((i == 2) ? 2 : \
+   ((i == 3) ? 3 : \
+   ((i == 4) ? 3 : \
+   ((i == 5) ? 3 : \
+   ((i == 6) ? 3 : 0 )))))))
+
+/// Endpoints max paxcket size 
+#define CHIP_USB_ENDPOINTS_DMA(i) \
+   ((i == 1) ? 1 : \
+   ((i == 2) ? 1 : \
+   ((i == 3) ? 1 : \
+   ((i == 4) ? 1 : \
+   ((i == 5) ? 1 : \
+   ((i == 6) ? 1 : 0 ))))))
+
+//------------------------------------------------------------------------------
+/// \page "AT91SAM3U4 - Misc "
+/// This page lists misc features
+///
+
+//Misc 
+
+#endif //#ifndef CHIP_H
+