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diff --git a/usb_1.1.0/include/usb_misc.h b/usb_1.1.0/include/usb_misc.h
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+/*
+ * Copyright (c) 2015 - 2016, Freescale Semiconductor, Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without modification,
+ * are permitted provided that the following conditions are met:
+ *
+ * o Redistributions of source code must retain the above copyright notice, this list
+ * of conditions and the following disclaimer.
+ *
+ * o Redistributions in binary form must reproduce the above copyright notice, this
+ * list of conditions and the following disclaimer in the documentation and/or
+ * other materials provided with the distribution.
+ *
+ * o Neither the name of Freescale Semiconductor, Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from this
+ * software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS 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.
+ */
+
+#ifndef __USB_MISC_H__
+#define __USB_MISC_H__
+
+#ifndef ENDIANNESS
+
+#error ENDIANNESS should be defined, and then rebulid the project.
+
+#endif
+
+/*******************************************************************************
+ * Definitions
+ ******************************************************************************/
+
+/*! @brief Define USB printf */
+#if defined(__cplusplus)
+extern "C" {
+#endif /* __cplusplus */
+
+extern int DbgConsole_Printf(const char *fmt_s, ...);
+
+#if defined(__cplusplus)
+}
+#endif /* __cplusplus */
+
+#define usb_echo DbgConsole_Printf
+
+#if defined(__ICCARM__)
+
+#ifndef STRUCT_PACKED
+#define STRUCT_PACKED __packed
+#endif
+
+#ifndef STRUCT_UNPACKED
+#define STRUCT_UNPACKED
+#endif
+
+#elif defined(__GNUC__)
+
+#ifndef STRUCT_PACKED
+#define STRUCT_PACKED
+#endif
+
+#ifndef STRUCT_UNPACKED
+#define STRUCT_UNPACKED __attribute__((__packed__))
+#endif
+
+#elif defined(__CC_ARM)
+
+#ifndef STRUCT_PACKED
+#define STRUCT_PACKED _Pragma("pack(1U)")
+#endif
+
+#ifndef STRUCT_UNPACKED
+#define STRUCT_UNPACKED _Pragma("pack()")
+#endif
+
+#endif
+
+#define USB_SHORT_GET_LOW(x) (((uint16_t)x) & 0xFFU)
+#define USB_SHORT_GET_HIGH(x) ((uint8_t)(((uint16_t)x) >> 8U) & 0xFFU)
+
+#define USB_LONG_GET_BYTE0(x) ((uint8_t)(((uint32_t)(x))) & 0xFFU)
+#define USB_LONG_GET_BYTE1(x) ((uint8_t)(((uint32_t)(x)) >> 8U) & 0xFFU)
+#define USB_LONG_GET_BYTE2(x) ((uint8_t)(((uint32_t)(x)) >> 16U) & 0xFFU)
+#define USB_LONG_GET_BYTE3(x) ((uint8_t)(((uint32_t)(x)) >> 24U) & 0xFFU)
+
+#define USB_MEM4_ALIGN_MASK (0x03U)
+
+/* accessory macro */
+#define USB_MEM4_ALIGN(n) ((n + 3U) & (0xFFFFFFFCu))
+#define USB_MEM32_ALIGN(n) ((n + 31U) & (0xFFFFFFE0u))
+#define USB_MEM64_ALIGN(n) ((n + 63U) & (0xFFFFFFC0u))
+
+/* big/little endian */
+#define SWAP2BYTE_CONST(n) ((((n)&0x00FFU) << 8U) | (((n)&0xFF00U) >> 8U))
+#define SWAP4BYTE_CONST(n) \
+ ((((n)&0x000000FFU) << 24U) | (((n)&0x0000FF00U) << 8U) | (((n)&0x00FF0000U) >> 8U) | (((n)&0xFF000000U) >> 24U))
+
+#if (ENDIANNESS == BIG_ENDIAN)
+
+#define USB_SHORT_TO_LITTLE_ENDIAN(n) SWAP2BYTE_CONST(n)
+#define USB_LONG_TO_LITTLE_ENDIAN(n) SWAP4BYTE_CONST(n)
+#define USB_SHORT_FROM_LITTLE_ENDIAN(n) SWAP2BYTE_CONST(n)
+#define USB_LONG_FROM_LITTLE_ENDIAN(n) SWAP2BYTE_CONST(n)
+
+#define USB_SHORT_TO_BIG_ENDIAN(n) (n)
+#define USB_LONG_TO_BIG_ENDIAN(n) (n)
+#define USB_SHORT_FROM_BIG_ENDIAN(n) (n)
+#define USB_LONG_FROM_BIG_ENDIAN(n) (n)
+
+#define USB_LONG_TO_LITTLE_ENDIAN_ADDRESS(n, m) \
+ { \
+ m[0] = ((n >> 24U) & 0xFFU); \
+ m[1] = ((n >> 16U) & 0xFFU); \
+ m[2] = ((n >> 8U) & 0xFFU); \
+ m[3] = (n & 0xFFU); \
+ }
+
+#define USB_LONG_FROM_LITTLE_ENDIAN_ADDRESS(n) \
+ ((uint32_t)(((uint32_t)n[0] << 24U) | ((uint32_t)n[1] << 16U) | ((uint32_t)n[2] << 8U) | ((uint32_t)n[3] << 0U)))
+
+#define USB_LONG_TO_BIG_ENDIAN_ADDRESS(n, m) \
+ { \
+ m[3] = ((n >> 24U) & 0xFFU); \
+ m[2] = ((n >> 16U) & 0xFFU); \
+ m[1] = ((n >> 8U) & 0xFFU); \
+ m[0] = (n & 0xFFU); \
+ }
+
+#define USB_LONG_FROM_BIG_ENDIAN_ADDRESS(n) \
+ ((uint32_t)(((uint32_t)n[3] << 24U) | ((uint32_t)n[2] << 16U) | ((uint32_t)n[1] << 8U) | ((uint32_t)n[0] << 0U)))
+
+#define USB_SHORT_TO_LITTLE_ENDIAN_ADDRESS(n, m) \
+ { \
+ m[0] = ((n >> 8U) & 0xFFU); \
+ m[1] = (n & 0xFFU); \
+ }
+
+#define USB_SHORT_FROM_LITTLE_ENDIAN_ADDRESS(n) ((uint32_t)(((uint32_t)n[0] << 8U) | ((uint32_t)n[1] << 0U)))
+
+#define USB_SHORT_TO_BIG_ENDIAN_ADDRESS(n, m) \
+ { \
+ m[1] = ((n >> 8U) & 0xFFU); \
+ m[0] = (n & 0xFFU); \
+ }
+
+#define USB_SHORT_FROM_BIG_ENDIAN_ADDRESS(n) ((uint32_t)(((uint32_t)n[1] << 8U) | ((uint32_t)n[0] << 0U)))
+
+#else
+
+#define USB_SHORT_TO_LITTLE_ENDIAN(n) (n)
+#define USB_LONG_TO_LITTLE_ENDIAN(n) (n)
+#define USB_SHORT_FROM_LITTLE_ENDIAN(n) (n)
+#define USB_LONG_FROM_LITTLE_ENDIAN(n) (n)
+
+#define USB_SHORT_TO_BIG_ENDIAN(n) SWAP2BYTE_CONST(n)
+#define USB_LONG_TO_BIG_ENDIAN(n) SWAP4BYTE_CONST(n)
+#define USB_SHORT_FROM_BIG_ENDIAN(n) SWAP2BYTE_CONST(n)
+#define USB_LONG_FROM_BIG_ENDIAN(n) SWAP4BYTE_CONST(n)
+
+#define USB_LONG_TO_LITTLE_ENDIAN_ADDRESS(n, m) \
+ { \
+ m[3] = ((n >> 24U) & 0xFFU); \
+ m[2] = ((n >> 16U) & 0xFFU); \
+ m[1] = ((n >> 8U) & 0xFFU); \
+ m[0] = (n & 0xFFU); \
+ }
+
+#define USB_LONG_FROM_LITTLE_ENDIAN_ADDRESS(n) \
+ ((uint32_t)(((uint32_t)n[3] << 24U) | ((uint32_t)n[2] << 16U) | ((uint32_t)n[1] << 8U) | ((uint32_t)n[0] << 0U)))
+
+#define USB_LONG_TO_BIG_ENDIAN_ADDRESS(n, m) \
+ { \
+ m[0] = ((n >> 24U) & 0xFFU); \
+ m[1] = ((n >> 16U) & 0xFFU); \
+ m[2] = ((n >> 8U) & 0xFFU); \
+ m[3] = (n & 0xFFU); \
+ }
+
+#define USB_LONG_FROM_BIG_ENDIAN_ADDRESS(n) \
+ ((uint32_t)(((uint32_t)n[0] << 24U) | ((uint32_t)n[1] << 16U) | ((uint32_t)n[2] << 8U) | ((uint32_t)n[3] << 0U)))
+
+#define USB_SHORT_TO_LITTLE_ENDIAN_ADDRESS(n, m) \
+ { \
+ m[1] = ((n >> 8U) & 0xFFU); \
+ m[0] = (n & 0xFFU); \
+ }
+
+#define USB_SHORT_FROM_LITTLE_ENDIAN_ADDRESS(n) ((uint32_t)(((uint32_t)n[1] << 8U) | ((uint32_t)n[0] << 0U)))
+
+#define USB_SHORT_TO_BIG_ENDIAN_ADDRESS(n, m) \
+ { \
+ m[0] = ((n >> 8U) & 0xFFU); \
+ m[1] = (n & 0xFFU); \
+ }
+
+#define USB_SHORT_FROM_BIG_ENDIAN_ADDRESS(n) ((uint32_t)(((uint32_t)n[0] << 8U) | ((uint32_t)n[1] << 0U)))
+#endif
+
+/*
+ * The following MACROs (USB_GLOBAL, USB_BDT, USB_RAM_ADDRESS_ALGINMENT_512) are only used for USB device stack.
+ * The USB device global variables are put into the section m_usb_global or m_usb_bdt by using the MACRO
+ * USB_GLOBAL and USB_BDT. In this way, the USB device global variables can be linked into USB dadicated RAM
+ * by changing the linker file. This feature can only be enabled when the USB dadicated RAM is not less than 2K Bytes.
+ */
+#if defined(__ICCARM__)
+
+#define USB_GLOBAL _Pragma("location = \"m_usb_global\"")
+#define USB_BDT _Pragma("location = \"m_usb_bdt\"")
+#define USB_RAM_ADDRESS_ALGINMENT_512 _Pragma("data_alignment = 512U")
+
+#elif defined(__CC_ARM)
+
+#define USB_GLOBAL __attribute__((section("m_usb_global"))) __attribute__((zero_init))
+#define USB_BDT __attribute__((section("m_usb_bdt"))) __attribute__((zero_init))
+#define USB_RAM_ADDRESS_ALGINMENT_512 __attribute__((aligned(512U)))
+
+#elif defined(__GNUC__)
+
+#define USB_GLOBAL __attribute__((section("m_usb_global")))
+#define USB_BDT __attribute__((section("m_usb_bdt")))
+#define USB_RAM_ADDRESS_ALGINMENT_512 __attribute__((aligned(512U)))
+
+#else
+#error The tool-chain is not supported.
+#endif
+
+#endif /* __USB_MISC_H__ */
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