diff --git a/arch/arm/include/inttypes.h b/arch/arm/include/inttypes.h
new file mode 100644
index 0000000000..280d4a5eca
--- /dev/null
+++ b/arch/arm/include/inttypes.h
@@ -0,0 +1,245 @@
+/****************************************************************************
+ * arch/arm/include/inttypes.h
+ *
+ *   Copyright (C) 2016 Omni Hoverboards Inc. All rights reserved.
+ *   Author: Paul Alexander Patience <paul-a.patience@polymtl.ca>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. 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.
+ * 3. Neither the name NuttX 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 OWNER 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 __ARCH_ARM_INCLUDE_INTTYPES_H
+#define __ARCH_ARM_INCLUDE_INTTYPES_H
+
+/****************************************************************************
+ * Included Files
+ ****************************************************************************/
+
+/****************************************************************************
+ * Pre-processor Definitions
+ ****************************************************************************/
+
+#define PRId8       "d"
+#define PRId16      "d"
+#define PRId32      "d"
+#define PRId64      "lld"
+
+#define PRIdLEAST8  "d"
+#define PRIdLEAST16 "d"
+#define PRIdLEAST32 "d"
+#define PRIdLEAST64 "lld"
+
+#define PRIdFAST8   "d"
+#define PRIdFAST16  "d"
+#define PRIdFAST32  "d"
+#define PRIdFAST64  "lld"
+
+#define PRIdMAX     "lld"
+#define PRIdPTR     "d"
+
+#define PRIi8       "i"
+#define PRIi16      "i"
+#define PRIi32      "i"
+#define PRIi64      "lli"
+
+#define PRIiLEAST8  "i"
+#define PRIiLEAST16 "i"
+#define PRIiLEAST32 "i"
+#define PRIiLEAST64 "lli"
+
+#define PRIiFAST8   "i"
+#define PRIiFAST16  "i"
+#define PRIiFAST32  "i"
+#define PRIiFAST64  "lli"
+
+#define PRIiMAX     "lli"
+#define PRIiPTR     "i"
+
+#define PRIo8       "o"
+#define PRIo16      "o"
+#define PRIo32      "o"
+#define PRIo64      "llo"
+
+#define PRIoLEAST8  "o"
+#define PRIoLEAST16 "o"
+#define PRIoLEAST32 "o"
+#define PRIoLEAST64 "llo"
+
+#define PRIoFAST8   "o"
+#define PRIoFAST16  "o"
+#define PRIoFAST32  "o"
+#define PRIoFAST64  "llo"
+
+#define PRIoMAX     "llo"
+#define PRIoPTR     "o"
+
+#define PRIu8       "u"
+#define PRIu16      "u"
+#define PRIu32      "u"
+#define PRIu64      "llu"
+
+#define PRIuLEAST8  "u"
+#define PRIuLEAST16 "u"
+#define PRIuLEAST32 "u"
+#define PRIuLEAST64 "llu"
+
+#define PRIuFAST8   "u"
+#define PRIuFAST16  "u"
+#define PRIuFAST32  "u"
+#define PRIuFAST64  "llu"
+
+#define PRIuMAX     "llu"
+#define PRIuPTR     "u"
+
+#define PRIx8       "x"
+#define PRIx16      "x"
+#define PRIx32      "x"
+#define PRIx64      "llx"
+
+#define PRIxLEAST8  "x"
+#define PRIxLEAST16 "x"
+#define PRIxLEAST32 "x"
+#define PRIxLEAST64 "llx"
+
+#define PRIxFAST8   "x"
+#define PRIxFAST16  "x"
+#define PRIxFAST32  "x"
+#define PRIxFAST64  "llx"
+
+#define PRIxMAX     "llx"
+#define PRIxPTR     "x"
+
+#define PRIX8       "X"
+#define PRIX16      "X"
+#define PRIX32      "X"
+#define PRIX64      "llX"
+
+#define PRIXLEAST8  "X"
+#define PRIXLEAST16 "X"
+#define PRIXLEAST32 "X"
+#define PRIXLEAST64 "llX"
+
+#define PRIXFAST8   "X"
+#define PRIXFAST16  "X"
+#define PRIXFAST32  "X"
+#define PRIXFAST64  "llX"
+
+#define PRIXMAX     "llX"
+#define PRIXPTR     "X"
+
+#define SCNd8       "hhd"
+#define SCNd16      "hd"
+#define SCNd32      "d"
+#define SCNd64      "lld"
+
+#define SCNdLEAST8  "hhd"
+#define SCNdLEAST16 "hd"
+#define SCNdLEAST32 "d"
+#define SCNdLEAST64 "lld"
+
+#define SCNdFAST8   "hhd"
+#define SCNdFAST16  "hd"
+#define SCNdFAST32  "d"
+#define SCNdFAST64  "lld"
+
+#define SCNdMAX     "lld"
+#define SCNdPTR     "d"
+
+#define SCNi8       "hhi"
+#define SCNi16      "hi"
+#define SCNi32      "i"
+#define SCNi64      "lli"
+
+#define SCNiLEAST8  "hhi"
+#define SCNiLEAST16 "hi"
+#define SCNiLEAST32 "i"
+#define SCNiLEAST64 "lli"
+
+#define SCNiFAST8   "hhi"
+#define SCNiFAST16  "hi"
+#define SCNiFAST32  "i"
+#define SCNiFAST64  "lli"
+
+#define SCNiMAX     "lli"
+#define SCNiPTR     "i"
+
+#define SCNo8       "hho"
+#define SCNo16      "ho"
+#define SCNo32      "o"
+#define SCNo64      "llo"
+
+#define SCNoLEAST8  "hho"
+#define SCNoLEAST16 "ho"
+#define SCNoLEAST32 "o"
+#define SCNoLEAST64 "llo"
+
+#define SCNoFAST8   "hho"
+#define SCNoFAST16  "ho"
+#define SCNoFAST32  "o"
+#define SCNoFAST64  "llo"
+
+#define SCNoMAX     "llo"
+#define SCNoPTR     "o"
+
+#define SCNu8       "hhu"
+#define SCNu16      "hu"
+#define SCNu32      "u"
+#define SCNu64      "llu"
+
+#define SCNuLEAST8  "hhu"
+#define SCNuLEAST16 "hu"
+#define SCNuLEAST32 "u"
+#define SCNuLEAST64 "llu"
+
+#define SCNuFAST8   "hhu"
+#define SCNuFAST16  "hu"
+#define SCNuFAST32  "u"
+#define SCNuFAST64  "llu"
+
+#define SCNuMAX     "llu"
+#define SCNuPTR     "u"
+
+#define SCNx8       "hhx"
+#define SCNx16      "hx"
+#define SCNx32      "x"
+#define SCNx64      "llx"
+
+#define SCNxLEAST8  "hhx"
+#define SCNxLEAST16 "hx"
+#define SCNxLEAST32 "x"
+#define SCNxLEAST64 "llx"
+
+#define SCNxFAST8   "hhx"
+#define SCNxFAST16  "hx"
+#define SCNxFAST32  "x"
+#define SCNxFAST64  "llx"
+
+#define SCNxMAX     "llx"
+#define SCNxPTR     "x"
+
+#endif /* __ARCH_ARM_INCLUDE_INTTYPES_H */
diff --git a/arch/avr/include/avr/inttypes.h b/arch/avr/include/avr/inttypes.h
new file mode 100644
index 0000000000..0b2213533c
--- /dev/null
+++ b/arch/avr/include/avr/inttypes.h
@@ -0,0 +1,245 @@
+/****************************************************************************
+ * arch/avr/include/avr/inttypes.h
+ *
+ *   Copyright (C) 2016 Omni Hoverboards Inc. All rights reserved.
+ *   Author: Paul Alexander Patience <paul-a.patience@polymtl.ca>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. 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.
+ * 3. Neither the name NuttX 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 OWNER 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 __ARCH_AVR_INCLUDE_AVR_INTTYPES_H
+#define __ARCH_AVR_INCLUDE_AVR_INTTYPES_H
+
+/****************************************************************************
+ * Included Files
+ ****************************************************************************/
+
+/****************************************************************************
+ * Pre-processor Definitions
+ ****************************************************************************/
+
+#define PRId8       "d"
+#define PRId16      "d"
+#define PRId32      "ld"
+#define PRId64      "lld"
+
+#define PRIdLEAST8  "d"
+#define PRIdLEAST16 "d"
+#define PRIdLEAST32 "ld"
+#define PRIdLEAST64 "lld"
+
+#define PRIdFAST8   "d"
+#define PRIdFAST16  "d"
+#define PRIdFAST32  "ld"
+#define PRIdFAST64  "lld"
+
+#define PRIdMAX     "lld"
+#define PRIdPTR     "d"
+
+#define PRIi8       "i"
+#define PRIi16      "i"
+#define PRIi32      "li"
+#define PRIi64      "lli"
+
+#define PRIiLEAST8  "i"
+#define PRIiLEAST16 "i"
+#define PRIiLEAST32 "li"
+#define PRIiLEAST64 "lli"
+
+#define PRIiFAST8   "i"
+#define PRIiFAST16  "i"
+#define PRIiFAST32  "li"
+#define PRIiFAST64  "lli"
+
+#define PRIiMAX     "lli"
+#define PRIiPTR     "i"
+
+#define PRIo8       "o"
+#define PRIo16      "o"
+#define PRIo32      "lo"
+#define PRIo64      "llo"
+
+#define PRIoLEAST8  "o"
+#define PRIoLEAST16 "o"
+#define PRIoLEAST32 "lo"
+#define PRIoLEAST64 "llo"
+
+#define PRIoFAST8   "o"
+#define PRIoFAST16  "o"
+#define PRIoFAST32  "lo"
+#define PRIoFAST64  "llo"
+
+#define PRIoMAX     "llo"
+#define PRIoPTR     "o"
+
+#define PRIu8       "u"
+#define PRIu16      "u"
+#define PRIu32      "lu"
+#define PRIu64      "llu"
+
+#define PRIuLEAST8  "u"
+#define PRIuLEAST16 "u"
+#define PRIuLEAST32 "lu"
+#define PRIuLEAST64 "llu"
+
+#define PRIuFAST8   "u"
+#define PRIuFAST16  "u"
+#define PRIuFAST32  "lu"
+#define PRIuFAST64  "llu"
+
+#define PRIuMAX     "llu"
+#define PRIuPTR     "u"
+
+#define PRIx8       "x"
+#define PRIx16      "x"
+#define PRIx32      "lx"
+#define PRIx64      "llx"
+
+#define PRIxLEAST8  "x"
+#define PRIxLEAST16 "x"
+#define PRIxLEAST32 "lx"
+#define PRIxLEAST64 "llx"
+
+#define PRIxFAST8   "x"
+#define PRIxFAST16  "x"
+#define PRIxFAST32  "lx"
+#define PRIxFAST64  "llx"
+
+#define PRIxMAX     "llx"
+#define PRIxPTR     "x"
+
+#define PRIX8       "X"
+#define PRIX16      "X"
+#define PRIX32      "lX"
+#define PRIX64      "llX"
+
+#define PRIXLEAST8  "X"
+#define PRIXLEAST16 "X"
+#define PRIXLEAST32 "lX"
+#define PRIXLEAST64 "llX"
+
+#define PRIXFAST8   "X"
+#define PRIXFAST16  "X"
+#define PRIXFAST32  "lX"
+#define PRIXFAST64  "llX"
+
+#define PRIXMAX     "llX"
+#define PRIXPTR     "X"
+
+#define SCNd8       "hhd"
+#define SCNd16      "d"
+#define SCNd32      "ld"
+#define SCNd64      "lld"
+
+#define SCNdLEAST8  "hhd"
+#define SCNdLEAST16 "d"
+#define SCNdLEAST32 "ld"
+#define SCNdLEAST64 "lld"
+
+#define SCNdFAST8   "hhd"
+#define SCNdFAST16  "d"
+#define SCNdFAST32  "ld"
+#define SCNdFAST64  "lld"
+
+#define SCNdMAX     "lld"
+#define SCNdPTR     "d"
+
+#define SCNi8       "hhi"
+#define SCNi16      "i"
+#define SCNi32      "li"
+#define SCNi64      "lli"
+
+#define SCNiLEAST8  "hhi"
+#define SCNiLEAST16 "i"
+#define SCNiLEAST32 "li"
+#define SCNiLEAST64 "lli"
+
+#define SCNiFAST8   "hhi"
+#define SCNiFAST16  "i"
+#define SCNiFAST32  "li"
+#define SCNiFAST64  "lli"
+
+#define SCNiMAX     "lli"
+#define SCNiPTR     "i"
+
+#define SCNo8       "hho"
+#define SCNo16      "o"
+#define SCNo32      "lo"
+#define SCNo64      "llo"
+
+#define SCNoLEAST8  "hho"
+#define SCNoLEAST16 "o"
+#define SCNoLEAST32 "lo"
+#define SCNoLEAST64 "llo"
+
+#define SCNoFAST8   "hho"
+#define SCNoFAST16  "o"
+#define SCNoFAST32  "lo"
+#define SCNoFAST64  "llo"
+
+#define SCNoMAX     "llo"
+#define SCNoPTR     "o"
+
+#define SCNu8       "hhu"
+#define SCNu16      "u"
+#define SCNu32      "lu"
+#define SCNu64      "llu"
+
+#define SCNuLEAST8  "hhu"
+#define SCNuLEAST16 "u"
+#define SCNuLEAST32 "lu"
+#define SCNuLEAST64 "llu"
+
+#define SCNuFAST8   "hhu"
+#define SCNuFAST16  "u"
+#define SCNuFAST32  "lu"
+#define SCNuFAST64  "llu"
+
+#define SCNuMAX     "llu"
+#define SCNuPTR     "u"
+
+#define SCNx8       "hhx"
+#define SCNx16      "x"
+#define SCNx32      "lx"
+#define SCNx64      "llx"
+
+#define SCNxLEAST8  "hhx"
+#define SCNxLEAST16 "x"
+#define SCNxLEAST32 "lx"
+#define SCNxLEAST64 "llx"
+
+#define SCNxFAST8   "hhx"
+#define SCNxFAST16  "x"
+#define SCNxFAST32  "lx"
+#define SCNxFAST64  "llx"
+
+#define SCNxMAX     "llx"
+#define SCNxPTR     "x"
+
+#endif /* __ARCH_AVR_INCLUDE_AVR_INTTYPES_H */
diff --git a/arch/avr/include/avr32/inttypes.h b/arch/avr/include/avr32/inttypes.h
new file mode 100644
index 0000000000..cf6207429b
--- /dev/null
+++ b/arch/avr/include/avr32/inttypes.h
@@ -0,0 +1,245 @@
+/****************************************************************************
+ * arch/avr/include/avr32/inttypes.h
+ *
+ *   Copyright (C) 2016 Omni Hoverboards Inc. All rights reserved.
+ *   Author: Paul Alexander Patience <paul-a.patience@polymtl.ca>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. 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.
+ * 3. Neither the name NuttX 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 OWNER 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 __ARCH_AVR_INCLUDE_AVR32_INTTYPES_H
+#define __ARCH_AVR_INCLUDE_AVR32_INTTYPES_H
+
+/****************************************************************************
+ * Included Files
+ ****************************************************************************/
+
+/****************************************************************************
+ * Pre-processor Definitions
+ ****************************************************************************/
+
+#define PRId8       "d"
+#define PRId16      "d"
+#define PRId32      "d"
+#define PRId64      "lld"
+
+#define PRIdLEAST8  "d"
+#define PRIdLEAST16 "d"
+#define PRIdLEAST32 "d"
+#define PRIdLEAST64 "lld"
+
+#define PRIdFAST8   "d"
+#define PRIdFAST16  "d"
+#define PRIdFAST32  "d"
+#define PRIdFAST64  "lld"
+
+#define PRIdMAX     "lld"
+#define PRIdPTR     "d"
+
+#define PRIi8       "i"
+#define PRIi16      "i"
+#define PRIi32      "i"
+#define PRIi64      "lli"
+
+#define PRIiLEAST8  "i"
+#define PRIiLEAST16 "i"
+#define PRIiLEAST32 "i"
+#define PRIiLEAST64 "lli"
+
+#define PRIiFAST8   "i"
+#define PRIiFAST16  "i"
+#define PRIiFAST32  "i"
+#define PRIiFAST64  "lli"
+
+#define PRIiMAX     "lli"
+#define PRIiPTR     "i"
+
+#define PRIo8       "o"
+#define PRIo16      "o"
+#define PRIo32      "o"
+#define PRIo64      "llo"
+
+#define PRIoLEAST8  "o"
+#define PRIoLEAST16 "o"
+#define PRIoLEAST32 "o"
+#define PRIoLEAST64 "llo"
+
+#define PRIoFAST8   "o"
+#define PRIoFAST16  "o"
+#define PRIoFAST32  "o"
+#define PRIoFAST64  "llo"
+
+#define PRIoMAX     "llo"
+#define PRIoPTR     "o"
+
+#define PRIu8       "u"
+#define PRIu16      "u"
+#define PRIu32      "u"
+#define PRIu64      "llu"
+
+#define PRIuLEAST8  "u"
+#define PRIuLEAST16 "u"
+#define PRIuLEAST32 "u"
+#define PRIuLEAST64 "llu"
+
+#define PRIuFAST8   "u"
+#define PRIuFAST16  "u"
+#define PRIuFAST32  "u"
+#define PRIuFAST64  "llu"
+
+#define PRIuMAX     "llu"
+#define PRIuPTR     "u"
+
+#define PRIx8       "x"
+#define PRIx16      "x"
+#define PRIx32      "x"
+#define PRIx64      "llx"
+
+#define PRIxLEAST8  "x"
+#define PRIxLEAST16 "x"
+#define PRIxLEAST32 "x"
+#define PRIxLEAST64 "llx"
+
+#define PRIxFAST8   "x"
+#define PRIxFAST16  "x"
+#define PRIxFAST32  "x"
+#define PRIxFAST64  "llx"
+
+#define PRIxMAX     "llx"
+#define PRIxPTR     "x"
+
+#define PRIX8       "X"
+#define PRIX16      "X"
+#define PRIX32      "X"
+#define PRIX64      "llX"
+
+#define PRIXLEAST8  "X"
+#define PRIXLEAST16 "X"
+#define PRIXLEAST32 "X"
+#define PRIXLEAST64 "llX"
+
+#define PRIXFAST8   "X"
+#define PRIXFAST16  "X"
+#define PRIXFAST32  "X"
+#define PRIXFAST64  "llX"
+
+#define PRIXMAX     "llX"
+#define PRIXPTR     "X"
+
+#define SCNd8       "hhd"
+#define SCNd16      "hd"
+#define SCNd32      "d"
+#define SCNd64      "lld"
+
+#define SCNdLEAST8  "hhd"
+#define SCNdLEAST16 "hd"
+#define SCNdLEAST32 "d"
+#define SCNdLEAST64 "lld"
+
+#define SCNdFAST8   "hhd"
+#define SCNdFAST16  "hd"
+#define SCNdFAST32  "d"
+#define SCNdFAST64  "lld"
+
+#define SCNdMAX     "lld"
+#define SCNdPTR     "d"
+
+#define SCNi8       "hhi"
+#define SCNi16      "hi"
+#define SCNi32      "i"
+#define SCNi64      "lli"
+
+#define SCNiLEAST8  "hhi"
+#define SCNiLEAST16 "hi"
+#define SCNiLEAST32 "i"
+#define SCNiLEAST64 "lli"
+
+#define SCNiFAST8   "hhi"
+#define SCNiFAST16  "hi"
+#define SCNiFAST32  "i"
+#define SCNiFAST64  "lli"
+
+#define SCNiMAX     "lli"
+#define SCNiPTR     "i"
+
+#define SCNo8       "hho"
+#define SCNo16      "ho"
+#define SCNo32      "o"
+#define SCNo64      "llo"
+
+#define SCNoLEAST8  "hho"
+#define SCNoLEAST16 "ho"
+#define SCNoLEAST32 "o"
+#define SCNoLEAST64 "llo"
+
+#define SCNoFAST8   "hho"
+#define SCNoFAST16  "ho"
+#define SCNoFAST32  "o"
+#define SCNoFAST64  "llo"
+
+#define SCNoMAX     "llo"
+#define SCNoPTR     "o"
+
+#define SCNu8       "hhu"
+#define SCNu16      "hu"
+#define SCNu32      "u"
+#define SCNu64      "llu"
+
+#define SCNuLEAST8  "hhu"
+#define SCNuLEAST16 "hu"
+#define SCNuLEAST32 "u"
+#define SCNuLEAST64 "llu"
+
+#define SCNuFAST8   "hhu"
+#define SCNuFAST16  "hu"
+#define SCNuFAST32  "u"
+#define SCNuFAST64  "llu"
+
+#define SCNuMAX     "llu"
+#define SCNuPTR     "u"
+
+#define SCNx8       "hhx"
+#define SCNx16      "hx"
+#define SCNx32      "x"
+#define SCNx64      "llx"
+
+#define SCNxLEAST8  "hhx"
+#define SCNxLEAST16 "hx"
+#define SCNxLEAST32 "x"
+#define SCNxLEAST64 "llx"
+
+#define SCNxFAST8   "hhx"
+#define SCNxFAST16  "hx"
+#define SCNxFAST32  "x"
+#define SCNxFAST64  "llx"
+
+#define SCNxMAX     "llx"
+#define SCNxPTR     "x"
+
+#endif /* __ARCH_AVR_INCLUDE_AVR32_INTTYPES_H */
diff --git a/arch/avr/include/inttypes.h b/arch/avr/include/inttypes.h
new file mode 100644
index 0000000000..7d5025968a
--- /dev/null
+++ b/arch/avr/include/inttypes.h
@@ -0,0 +1,53 @@
+/****************************************************************************
+ * arch/avr/include/inttypes.h
+ *
+ *   Copyright (C) 2016 Omni Hoverboards Inc. All rights reserved.
+ *   Author: Paul Alexander Patience <paul-a.patience@polymtl.ca>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. 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.
+ * 3. Neither the name NuttX 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 OWNER 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 __ARCH_AVR_INCLUDE_INTTYPES_H
+#define __ARCH_AVR_INCLUDE_INTTYPES_H
+
+/****************************************************************************
+ * Included Files
+ ****************************************************************************/
+
+#ifdef CONFIG_ARCH_FAMILY_AVR32
+#  include <arch/avr32/inttypes.h>
+#else
+#  include <arch/avr/inttypes.h>
+#endif
+
+/****************************************************************************
+ * Pre-processor Definitions
+ ****************************************************************************/
+
+#endif /* __ARCH_AVR_INCLUDE_INTTYPES_H */
diff --git a/arch/hc/include/inttypes.h b/arch/hc/include/inttypes.h
new file mode 100644
index 0000000000..2ff0e79369
--- /dev/null
+++ b/arch/hc/include/inttypes.h
@@ -0,0 +1,449 @@
+/****************************************************************************
+ * arch/hc/include/inttypes.h
+ *
+ *   Copyright (C) 2016 Omni Hoverboards Inc. All rights reserved.
+ *   Author: Paul Alexander Patience <paul-a.patience@polymtl.ca>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. 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.
+ * 3. Neither the name NuttX 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 OWNER 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 __ARCH_HC_INCLUDE_INTTYPES_H
+#define __ARCH_HC_INCLUDE_INTTYPES_H
+
+/****************************************************************************
+ * Included Files
+ ****************************************************************************/
+
+/****************************************************************************
+ * Pre-processor Definitions
+ ****************************************************************************/
+
+#if __INT__ == 16
+
+#  define PRId8       "d"
+#  define PRId16      "d"
+#  define PRId32      "ld"
+#  define PRId64      "lld"
+
+#  define PRIdLEAST8  "d"
+#  define PRIdLEAST16 "d"
+#  define PRIdLEAST32 "ld"
+#  define PRIdLEAST64 "lld"
+
+#  define PRIdFAST8   "d"
+#  define PRIdFAST16  "d"
+#  define PRIdFAST32  "ld"
+#  define PRIdFAST64  "lld"
+
+#  define PRIdMAX     "lld"
+#  define PRIdPTR     "d"
+
+#  define PRIi8       "i"
+#  define PRIi16      "i"
+#  define PRIi32      "li"
+#  define PRIi64      "lli"
+
+#  define PRIiLEAST8  "i"
+#  define PRIiLEAST16 "i"
+#  define PRIiLEAST32 "li"
+#  define PRIiLEAST64 "lli"
+
+#  define PRIiFAST8   "i"
+#  define PRIiFAST16  "i"
+#  define PRIiFAST32  "li"
+#  define PRIiFAST64  "lli"
+
+#  define PRIiMAX     "lli"
+#  define PRIiPTR     "i"
+
+#  define PRIo8       "o"
+#  define PRIo16      "o"
+#  define PRIo32      "lo"
+#  define PRIo64      "llo"
+
+#  define PRIoLEAST8  "o"
+#  define PRIoLEAST16 "o"
+#  define PRIoLEAST32 "lo"
+#  define PRIoLEAST64 "llo"
+
+#  define PRIoFAST8   "o"
+#  define PRIoFAST16  "o"
+#  define PRIoFAST32  "lo"
+#  define PRIoFAST64  "llo"
+
+#  define PRIoMAX     "llo"
+#  define PRIoPTR     "o"
+
+#  define PRIu8       "u"
+#  define PRIu16      "u"
+#  define PRIu32      "lu"
+#  define PRIu64      "llu"
+
+#  define PRIuLEAST8  "u"
+#  define PRIuLEAST16 "u"
+#  define PRIuLEAST32 "lu"
+#  define PRIuLEAST64 "llu"
+
+#  define PRIuFAST8   "u"
+#  define PRIuFAST16  "u"
+#  define PRIuFAST32  "lu"
+#  define PRIuFAST64  "llu"
+
+#  define PRIuMAX     "llu"
+#  define PRIuPTR     "u"
+
+#  define PRIx8       "x"
+#  define PRIx16      "x"
+#  define PRIx32      "lx"
+#  define PRIx64      "llx"
+
+#  define PRIxLEAST8  "x"
+#  define PRIxLEAST16 "x"
+#  define PRIxLEAST32 "lx"
+#  define PRIxLEAST64 "llx"
+
+#  define PRIxFAST8   "x"
+#  define PRIxFAST16  "x"
+#  define PRIxFAST32  "lx"
+#  define PRIxFAST64  "llx"
+
+#  define PRIxMAX     "llx"
+#  define PRIxPTR     "x"
+
+#  define PRIX8       "X"
+#  define PRIX16      "X"
+#  define PRIX32      "lX"
+#  define PRIX64      "llX"
+
+#  define PRIXLEAST8  "X"
+#  define PRIXLEAST16 "X"
+#  define PRIXLEAST32 "lX"
+#  define PRIXLEAST64 "llX"
+
+#  define PRIXFAST8   "X"
+#  define PRIXFAST16  "X"
+#  define PRIXFAST32  "lX"
+#  define PRIXFAST64  "llX"
+
+#  define PRIXMAX     "llX"
+#  define PRIXPTR     "X"
+
+#  define SCNd8       "hhd"
+#  define SCNd16      "d"
+#  define SCNd32      "ld"
+#  define SCNd64      "lld"
+
+#  define SCNdLEAST8  "hhd"
+#  define SCNdLEAST16 "d"
+#  define SCNdLEAST32 "ld"
+#  define SCNdLEAST64 "lld"
+
+#  define SCNdFAST8   "hhd"
+#  define SCNdFAST16  "d"
+#  define SCNdFAST32  "ld"
+#  define SCNdFAST64  "lld"
+
+#  define SCNdMAX     "lld"
+#  define SCNdPTR     "d"
+
+#  define SCNi8       "hhi"
+#  define SCNi16      "i"
+#  define SCNi32      "li"
+#  define SCNi64      "lli"
+
+#  define SCNiLEAST8  "hhi"
+#  define SCNiLEAST16 "i"
+#  define SCNiLEAST32 "li"
+#  define SCNiLEAST64 "lli"
+
+#  define SCNiFAST8   "hhi"
+#  define SCNiFAST16  "i"
+#  define SCNiFAST32  "li"
+#  define SCNiFAST64  "lli"
+
+#  define SCNiMAX     "lli"
+#  define SCNiPTR     "i"
+
+#  define SCNo8       "hho"
+#  define SCNo16      "o"
+#  define SCNo32      "lo"
+#  define SCNo64      "llo"
+
+#  define SCNoLEAST8  "hho"
+#  define SCNoLEAST16 "o"
+#  define SCNoLEAST32 "lo"
+#  define SCNoLEAST64 "llo"
+
+#  define SCNoFAST8   "hho"
+#  define SCNoFAST16  "o"
+#  define SCNoFAST32  "lo"
+#  define SCNoFAST64  "llo"
+
+#  define SCNoMAX     "llo"
+#  define SCNoPTR     "o"
+
+#  define SCNu8       "hhu"
+#  define SCNu16      "u"
+#  define SCNu32      "lu"
+#  define SCNu64      "llu"
+
+#  define SCNuLEAST8  "hhu"
+#  define SCNuLEAST16 "u"
+#  define SCNuLEAST32 "lu"
+#  define SCNuLEAST64 "llu"
+
+#  define SCNuFAST8   "hhu"
+#  define SCNuFAST16  "u"
+#  define SCNuFAST32  "lu"
+#  define SCNuFAST64  "llu"
+
+#  define SCNuMAX     "llu"
+#  define SCNuPTR     "u"
+
+#  define SCNx8       "hhx"
+#  define SCNx16      "x"
+#  define SCNx32      "lx"
+#  define SCNx64      "llx"
+
+#  define SCNxLEAST8  "hhx"
+#  define SCNxLEAST16 "x"
+#  define SCNxLEAST32 "lx"
+#  define SCNxLEAST64 "llx"
+
+#  define SCNxFAST8   "hhx"
+#  define SCNxFAST16  "x"
+#  define SCNxFAST32  "lx"
+#  define SCNxFAST64  "llx"
+
+#  define SCNxMAX     "llx"
+#  define SCNxPTR     "x"
+
+#else
+
+#  define PRId8       "d"
+#  define PRId16      "d"
+#  define PRId32      "d"
+#  define PRId64      "lld"
+
+#  define PRIdLEAST8  "d"
+#  define PRIdLEAST16 "d"
+#  define PRIdLEAST32 "d"
+#  define PRIdLEAST64 "lld"
+
+#  define PRIdFAST8   "d"
+#  define PRIdFAST16  "d"
+#  define PRIdFAST32  "d"
+#  define PRIdFAST64  "lld"
+
+#  define PRIdMAX     "lld"
+#  define PRIdPTR     "d"
+
+#  define PRIi8       "i"
+#  define PRIi16      "i"
+#  define PRIi32      "i"
+#  define PRIi64      "lli"
+
+#  define PRIiLEAST8  "i"
+#  define PRIiLEAST16 "i"
+#  define PRIiLEAST32 "i"
+#  define PRIiLEAST64 "lli"
+
+#  define PRIiFAST8   "i"
+#  define PRIiFAST16  "i"
+#  define PRIiFAST32  "i"
+#  define PRIiFAST64  "lli"
+
+#  define PRIiMAX     "lli"
+#  define PRIiPTR     "i"
+
+#  define PRIo8       "o"
+#  define PRIo16      "o"
+#  define PRIo32      "o"
+#  define PRIo64      "llo"
+
+#  define PRIoLEAST8  "o"
+#  define PRIoLEAST16 "o"
+#  define PRIoLEAST32 "o"
+#  define PRIoLEAST64 "llo"
+
+#  define PRIoFAST8   "o"
+#  define PRIoFAST16  "o"
+#  define PRIoFAST32  "o"
+#  define PRIoFAST64  "llo"
+
+#  define PRIoMAX     "llo"
+#  define PRIoPTR     "o"
+
+#  define PRIu8       "u"
+#  define PRIu16      "u"
+#  define PRIu32      "u"
+#  define PRIu64      "llu"
+
+#  define PRIuLEAST8  "u"
+#  define PRIuLEAST16 "u"
+#  define PRIuLEAST32 "u"
+#  define PRIuLEAST64 "llu"
+
+#  define PRIuFAST8   "u"
+#  define PRIuFAST16  "u"
+#  define PRIuFAST32  "u"
+#  define PRIuFAST64  "llu"
+
+#  define PRIuMAX     "llu"
+#  define PRIuPTR     "u"
+
+#  define PRIx8       "x"
+#  define PRIx16      "x"
+#  define PRIx32      "x"
+#  define PRIx64      "llx"
+
+#  define PRIxLEAST8  "x"
+#  define PRIxLEAST16 "x"
+#  define PRIxLEAST32 "x"
+#  define PRIxLEAST64 "llx"
+
+#  define PRIxFAST8   "x"
+#  define PRIxFAST16  "x"
+#  define PRIxFAST32  "x"
+#  define PRIxFAST64  "llx"
+
+#  define PRIxMAX     "llx"
+#  define PRIxPTR     "x"
+
+#  define PRIX8       "X"
+#  define PRIX16      "X"
+#  define PRIX32      "X"
+#  define PRIX64      "llX"
+
+#  define PRIXLEAST8  "X"
+#  define PRIXLEAST16 "X"
+#  define PRIXLEAST32 "X"
+#  define PRIXLEAST64 "llX"
+
+#  define PRIXFAST8   "X"
+#  define PRIXFAST16  "X"
+#  define PRIXFAST32  "X"
+#  define PRIXFAST64  "llX"
+
+#  define PRIXMAX     "llX"
+#  define PRIXPTR     "X"
+
+#  define SCNd8       "hhd"
+#  define SCNd16      "hd"
+#  define SCNd32      "d"
+#  define SCNd64      "lld"
+
+#  define SCNdLEAST8  "hhd"
+#  define SCNdLEAST16 "hd"
+#  define SCNdLEAST32 "d"
+#  define SCNdLEAST64 "lld"
+
+#  define SCNdFAST8   "hhd"
+#  define SCNdFAST16  "hd"
+#  define SCNdFAST32  "d"
+#  define SCNdFAST64  "lld"
+
+#  define SCNdMAX     "lld"
+#  define SCNdPTR     "d"
+
+#  define SCNi8       "hhi"
+#  define SCNi16      "hi"
+#  define SCNi32      "i"
+#  define SCNi64      "lli"
+
+#  define SCNiLEAST8  "hhi"
+#  define SCNiLEAST16 "hi"
+#  define SCNiLEAST32 "i"
+#  define SCNiLEAST64 "lli"
+
+#  define SCNiFAST8   "hhi"
+#  define SCNiFAST16  "hi"
+#  define SCNiFAST32  "i"
+#  define SCNiFAST64  "lli"
+
+#  define SCNiMAX     "lli"
+#  define SCNiPTR     "i"
+
+#  define SCNo8       "hho"
+#  define SCNo16      "ho"
+#  define SCNo32      "o"
+#  define SCNo64      "llo"
+
+#  define SCNoLEAST8  "hho"
+#  define SCNoLEAST16 "ho"
+#  define SCNoLEAST32 "o"
+#  define SCNoLEAST64 "llo"
+
+#  define SCNoFAST8   "hho"
+#  define SCNoFAST16  "ho"
+#  define SCNoFAST32  "o"
+#  define SCNoFAST64  "llo"
+
+#  define SCNoMAX     "llo"
+#  define SCNoPTR     "o"
+
+#  define SCNu8       "hhu"
+#  define SCNu16      "hu"
+#  define SCNu32      "u"
+#  define SCNu64      "llu"
+
+#  define SCNuLEAST8  "hhu"
+#  define SCNuLEAST16 "hu"
+#  define SCNuLEAST32 "u"
+#  define SCNuLEAST64 "llu"
+
+#  define SCNuFAST8   "hhu"
+#  define SCNuFAST16  "hu"
+#  define SCNuFAST32  "u"
+#  define SCNuFAST64  "llu"
+
+#  define SCNuMAX     "llu"
+#  define SCNuPTR     "u"
+
+#  define SCNx8       "hhx"
+#  define SCNx16      "hx"
+#  define SCNx32      "x"
+#  define SCNx64      "llx"
+
+#  define SCNxLEAST8  "hhx"
+#  define SCNxLEAST16 "hx"
+#  define SCNxLEAST32 "x"
+#  define SCNxLEAST64 "llx"
+
+#  define SCNxFAST8   "hhx"
+#  define SCNxFAST16  "hx"
+#  define SCNxFAST32  "x"
+#  define SCNxFAST64  "llx"
+
+#  define SCNxMAX     "llx"
+#  define SCNxPTR     "x"
+
+#endif
+
+#endif /* __ARCH_HC_INCLUDE_INTTYPES_H */
diff --git a/arch/mips/include/inttypes.h b/arch/mips/include/inttypes.h
new file mode 100644
index 0000000000..81006c8eac
--- /dev/null
+++ b/arch/mips/include/inttypes.h
@@ -0,0 +1,245 @@
+/****************************************************************************
+ * arch/mips/include/inttypes.h
+ *
+ *   Copyright (C) 2016 Omni Hoverboards Inc. All rights reserved.
+ *   Author: Paul Alexander Patience <paul-a.patience@polymtl.ca>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. 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.
+ * 3. Neither the name NuttX 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 OWNER 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 __ARCH_MIPS_INCLUDE_INTTYPES_H
+#define __ARCH_MIPS_INCLUDE_INTTYPES_H
+
+/****************************************************************************
+ * Included Files
+ ****************************************************************************/
+
+/****************************************************************************
+ * Pre-processor Definitions
+ ****************************************************************************/
+
+#define PRId8       "d"
+#define PRId16      "d"
+#define PRId32      "d"
+#define PRId64      "lld"
+
+#define PRIdLEAST8  "d"
+#define PRIdLEAST16 "d"
+#define PRIdLEAST32 "d"
+#define PRIdLEAST64 "lld"
+
+#define PRIdFAST8   "d"
+#define PRIdFAST16  "d"
+#define PRIdFAST32  "d"
+#define PRIdFAST64  "lld"
+
+#define PRIdMAX     "lld"
+#define PRIdPTR     "d"
+
+#define PRIi8       "i"
+#define PRIi16      "i"
+#define PRIi32      "i"
+#define PRIi64      "lli"
+
+#define PRIiLEAST8  "i"
+#define PRIiLEAST16 "i"
+#define PRIiLEAST32 "i"
+#define PRIiLEAST64 "lli"
+
+#define PRIiFAST8   "i"
+#define PRIiFAST16  "i"
+#define PRIiFAST32  "i"
+#define PRIiFAST64  "lli"
+
+#define PRIiMAX     "lli"
+#define PRIiPTR     "i"
+
+#define PRIo8       "o"
+#define PRIo16      "o"
+#define PRIo32      "o"
+#define PRIo64      "llo"
+
+#define PRIoLEAST8  "o"
+#define PRIoLEAST16 "o"
+#define PRIoLEAST32 "o"
+#define PRIoLEAST64 "llo"
+
+#define PRIoFAST8   "o"
+#define PRIoFAST16  "o"
+#define PRIoFAST32  "o"
+#define PRIoFAST64  "llo"
+
+#define PRIoMAX     "llo"
+#define PRIoPTR     "o"
+
+#define PRIu8       "u"
+#define PRIu16      "u"
+#define PRIu32      "u"
+#define PRIu64      "llu"
+
+#define PRIuLEAST8  "u"
+#define PRIuLEAST16 "u"
+#define PRIuLEAST32 "u"
+#define PRIuLEAST64 "llu"
+
+#define PRIuFAST8   "u"
+#define PRIuFAST16  "u"
+#define PRIuFAST32  "u"
+#define PRIuFAST64  "llu"
+
+#define PRIuMAX     "llu"
+#define PRIuPTR     "u"
+
+#define PRIx8       "x"
+#define PRIx16      "x"
+#define PRIx32      "x"
+#define PRIx64      "llx"
+
+#define PRIxLEAST8  "x"
+#define PRIxLEAST16 "x"
+#define PRIxLEAST32 "x"
+#define PRIxLEAST64 "llx"
+
+#define PRIxFAST8   "x"
+#define PRIxFAST16  "x"
+#define PRIxFAST32  "x"
+#define PRIxFAST64  "llx"
+
+#define PRIxMAX     "llx"
+#define PRIxPTR     "x"
+
+#define PRIX8       "X"
+#define PRIX16      "X"
+#define PRIX32      "X"
+#define PRIX64      "llX"
+
+#define PRIXLEAST8  "X"
+#define PRIXLEAST16 "X"
+#define PRIXLEAST32 "X"
+#define PRIXLEAST64 "llX"
+
+#define PRIXFAST8   "X"
+#define PRIXFAST16  "X"
+#define PRIXFAST32  "X"
+#define PRIXFAST64  "llX"
+
+#define PRIXMAX     "llX"
+#define PRIXPTR     "X"
+
+#define SCNd8       "hhd"
+#define SCNd16      "hd"
+#define SCNd32      "d"
+#define SCNd64      "lld"
+
+#define SCNdLEAST8  "hhd"
+#define SCNdLEAST16 "hd"
+#define SCNdLEAST32 "d"
+#define SCNdLEAST64 "lld"
+
+#define SCNdFAST8   "hhd"
+#define SCNdFAST16  "hd"
+#define SCNdFAST32  "d"
+#define SCNdFAST64  "lld"
+
+#define SCNdMAX     "lld"
+#define SCNdPTR     "d"
+
+#define SCNi8       "hhi"
+#define SCNi16      "hi"
+#define SCNi32      "i"
+#define SCNi64      "lli"
+
+#define SCNiLEAST8  "hhi"
+#define SCNiLEAST16 "hi"
+#define SCNiLEAST32 "i"
+#define SCNiLEAST64 "lli"
+
+#define SCNiFAST8   "hhi"
+#define SCNiFAST16  "hi"
+#define SCNiFAST32  "i"
+#define SCNiFAST64  "lli"
+
+#define SCNiMAX     "lli"
+#define SCNiPTR     "i"
+
+#define SCNo8       "hho"
+#define SCNo16      "ho"
+#define SCNo32      "o"
+#define SCNo64      "llo"
+
+#define SCNoLEAST8  "hho"
+#define SCNoLEAST16 "ho"
+#define SCNoLEAST32 "o"
+#define SCNoLEAST64 "llo"
+
+#define SCNoFAST8   "hho"
+#define SCNoFAST16  "ho"
+#define SCNoFAST32  "o"
+#define SCNoFAST64  "llo"
+
+#define SCNoMAX     "llo"
+#define SCNoPTR     "o"
+
+#define SCNu8       "hhu"
+#define SCNu16      "hu"
+#define SCNu32      "u"
+#define SCNu64      "llu"
+
+#define SCNuLEAST8  "hhu"
+#define SCNuLEAST16 "hu"
+#define SCNuLEAST32 "u"
+#define SCNuLEAST64 "llu"
+
+#define SCNuFAST8   "hhu"
+#define SCNuFAST16  "hu"
+#define SCNuFAST32  "u"
+#define SCNuFAST64  "llu"
+
+#define SCNuMAX     "llu"
+#define SCNuPTR     "u"
+
+#define SCNx8       "hhx"
+#define SCNx16      "hx"
+#define SCNx32      "x"
+#define SCNx64      "llx"
+
+#define SCNxLEAST8  "hhx"
+#define SCNxLEAST16 "hx"
+#define SCNxLEAST32 "x"
+#define SCNxLEAST64 "llx"
+
+#define SCNxFAST8   "hhx"
+#define SCNxFAST16  "hx"
+#define SCNxFAST32  "x"
+#define SCNxFAST64  "llx"
+
+#define SCNxMAX     "llx"
+#define SCNxPTR     "x"
+
+#endif /* __ARCH_MIPS_INCLUDE_INTTYPES_H */
diff --git a/arch/renesas/include/inttypes.h b/arch/renesas/include/inttypes.h
new file mode 100644
index 0000000000..241a7dafe6
--- /dev/null
+++ b/arch/renesas/include/inttypes.h
@@ -0,0 +1,49 @@
+/****************************************************************************
+ * arch/renesas/include/inttypes.h
+ *
+ *   Copyright (C) 2016 Omni Hoverboards Inc. All rights reserved.
+ *   Author: Paul Alexander Patience <paul-a.patience@polymtl.ca>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. 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.
+ * 3. Neither the name NuttX 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 OWNER 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 __ARCH_RENESAS_INCLUDE_INTTYPES_H
+#define __ARCH_RENESAS_INCLUDE_INTTYPES_H
+
+/****************************************************************************
+ * Included Files
+ ****************************************************************************/
+
+#include <arch/chip/inttypes.h>
+
+/****************************************************************************
+ * Pre-processor Definitions
+ ****************************************************************************/
+
+#endif /* __ARCH_RENESAS_INCLUDE_INTTYPES_H */
diff --git a/arch/renesas/include/m16c/inttypes.h b/arch/renesas/include/m16c/inttypes.h
new file mode 100644
index 0000000000..9850184734
--- /dev/null
+++ b/arch/renesas/include/m16c/inttypes.h
@@ -0,0 +1,245 @@
+/****************************************************************************
+ * arch/renesas/include/m16c/inttypes.h
+ *
+ *   Copyright (C) 2016 Omni Hoverboards Inc. All rights reserved.
+ *   Author: Paul Alexander Patience <paul-a.patience@polymtl.ca>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. 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.
+ * 3. Neither the name NuttX 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 OWNER 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 __ARCH_AVR_INCLUDE_M16C_INTTYPES_H
+#define __ARCH_AVR_INCLUDE_M16C_INTTYPES_H
+
+/****************************************************************************
+ * Included Files
+ ****************************************************************************/
+
+/****************************************************************************
+ * Pre-processor Definitions
+ ****************************************************************************/
+
+#define PRId8       "d"
+#define PRId16      "d"
+#define PRId32      "ld"
+#define PRId64      "lld"
+
+#define PRIdLEAST8  "d"
+#define PRIdLEAST16 "d"
+#define PRIdLEAST32 "ld"
+#define PRIdLEAST64 "lld"
+
+#define PRIdFAST8   "d"
+#define PRIdFAST16  "d"
+#define PRIdFAST32  "ld"
+#define PRIdFAST64  "lld"
+
+#define PRIdMAX     "lld"
+#define PRIdPTR     "d"
+
+#define PRIi8       "i"
+#define PRIi16      "i"
+#define PRIi32      "li"
+#define PRIi64      "lli"
+
+#define PRIiLEAST8  "i"
+#define PRIiLEAST16 "i"
+#define PRIiLEAST32 "li"
+#define PRIiLEAST64 "lli"
+
+#define PRIiFAST8   "i"
+#define PRIiFAST16  "i"
+#define PRIiFAST32  "li"
+#define PRIiFAST64  "lli"
+
+#define PRIiMAX     "lli"
+#define PRIiPTR     "i"
+
+#define PRIo8       "o"
+#define PRIo16      "o"
+#define PRIo32      "lo"
+#define PRIo64      "llo"
+
+#define PRIoLEAST8  "o"
+#define PRIoLEAST16 "o"
+#define PRIoLEAST32 "lo"
+#define PRIoLEAST64 "llo"
+
+#define PRIoFAST8   "o"
+#define PRIoFAST16  "o"
+#define PRIoFAST32  "lo"
+#define PRIoFAST64  "llo"
+
+#define PRIoMAX     "llo"
+#define PRIoPTR     "o"
+
+#define PRIu8       "u"
+#define PRIu16      "u"
+#define PRIu32      "lu"
+#define PRIu64      "llu"
+
+#define PRIuLEAST8  "u"
+#define PRIuLEAST16 "u"
+#define PRIuLEAST32 "lu"
+#define PRIuLEAST64 "llu"
+
+#define PRIuFAST8   "u"
+#define PRIuFAST16  "u"
+#define PRIuFAST32  "lu"
+#define PRIuFAST64  "llu"
+
+#define PRIuMAX     "llu"
+#define PRIuPTR     "u"
+
+#define PRIx8       "x"
+#define PRIx16      "x"
+#define PRIx32      "lx"
+#define PRIx64      "llx"
+
+#define PRIxLEAST8  "x"
+#define PRIxLEAST16 "x"
+#define PRIxLEAST32 "lx"
+#define PRIxLEAST64 "llx"
+
+#define PRIxFAST8   "x"
+#define PRIxFAST16  "x"
+#define PRIxFAST32  "lx"
+#define PRIxFAST64  "llx"
+
+#define PRIxMAX     "llx"
+#define PRIxPTR     "x"
+
+#define PRIX8       "X"
+#define PRIX16      "X"
+#define PRIX32      "lX"
+#define PRIX64      "llX"
+
+#define PRIXLEAST8  "X"
+#define PRIXLEAST16 "X"
+#define PRIXLEAST32 "lX"
+#define PRIXLEAST64 "llX"
+
+#define PRIXFAST8   "X"
+#define PRIXFAST16  "X"
+#define PRIXFAST32  "lX"
+#define PRIXFAST64  "llX"
+
+#define PRIXMAX     "llX"
+#define PRIXPTR     "X"
+
+#define SCNd8       "hhd"
+#define SCNd16      "d"
+#define SCNd32      "ld"
+#define SCNd64      "lld"
+
+#define SCNdLEAST8  "hhd"
+#define SCNdLEAST16 "d"
+#define SCNdLEAST32 "ld"
+#define SCNdLEAST64 "lld"
+
+#define SCNdFAST8   "hhd"
+#define SCNdFAST16  "d"
+#define SCNdFAST32  "ld"
+#define SCNdFAST64  "lld"
+
+#define SCNdMAX     "lld"
+#define SCNdPTR     "d"
+
+#define SCNi8       "hhi"
+#define SCNi16      "i"
+#define SCNi32      "li"
+#define SCNi64      "lli"
+
+#define SCNiLEAST8  "hhi"
+#define SCNiLEAST16 "i"
+#define SCNiLEAST32 "li"
+#define SCNiLEAST64 "lli"
+
+#define SCNiFAST8   "hhi"
+#define SCNiFAST16  "i"
+#define SCNiFAST32  "li"
+#define SCNiFAST64  "lli"
+
+#define SCNiMAX     "lli"
+#define SCNiPTR     "i"
+
+#define SCNo8       "hho"
+#define SCNo16      "o"
+#define SCNo32      "lo"
+#define SCNo64      "llo"
+
+#define SCNoLEAST8  "hho"
+#define SCNoLEAST16 "o"
+#define SCNoLEAST32 "lo"
+#define SCNoLEAST64 "llo"
+
+#define SCNoFAST8   "hho"
+#define SCNoFAST16  "o"
+#define SCNoFAST32  "lo"
+#define SCNoFAST64  "llo"
+
+#define SCNoMAX     "llo"
+#define SCNoPTR     "o"
+
+#define SCNu8       "hhu"
+#define SCNu16      "u"
+#define SCNu32      "lu"
+#define SCNu64      "llu"
+
+#define SCNuLEAST8  "hhu"
+#define SCNuLEAST16 "u"
+#define SCNuLEAST32 "lu"
+#define SCNuLEAST64 "llu"
+
+#define SCNuFAST8   "hhu"
+#define SCNuFAST16  "u"
+#define SCNuFAST32  "lu"
+#define SCNuFAST64  "llu"
+
+#define SCNuMAX     "llu"
+#define SCNuPTR     "u"
+
+#define SCNx8       "hhx"
+#define SCNx16      "x"
+#define SCNx32      "lx"
+#define SCNx64      "llx"
+
+#define SCNxLEAST8  "hhx"
+#define SCNxLEAST16 "x"
+#define SCNxLEAST32 "lx"
+#define SCNxLEAST64 "llx"
+
+#define SCNxFAST8   "hhx"
+#define SCNxFAST16  "x"
+#define SCNxFAST32  "lx"
+#define SCNxFAST64  "llx"
+
+#define SCNxMAX     "llx"
+#define SCNxPTR     "x"
+
+#endif /* __ARCH_AVR_INCLUDE_M16C_INTTYPES_H */
diff --git a/arch/renesas/include/sh1/inttypes.h b/arch/renesas/include/sh1/inttypes.h
new file mode 100644
index 0000000000..e2ceee2e5b
--- /dev/null
+++ b/arch/renesas/include/sh1/inttypes.h
@@ -0,0 +1,245 @@
+/****************************************************************************
+ * arch/renesas/include/sh1/inttypes.h
+ *
+ *   Copyright (C) 2016 Omni Hoverboards Inc. All rights reserved.
+ *   Author: Paul Alexander Patience <paul-a.patience@polymtl.ca>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. 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.
+ * 3. Neither the name NuttX 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 OWNER 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 __ARCH_AVR_INCLUDE_SH1_INTTYPES_H
+#define __ARCH_AVR_INCLUDE_SH1_INTTYPES_H
+
+/****************************************************************************
+ * Included Files
+ ****************************************************************************/
+
+/****************************************************************************
+ * Pre-processor Definitions
+ ****************************************************************************/
+
+#define PRId8       "d"
+#define PRId16      "d"
+#define PRId32      "d"
+#define PRId64      "lld"
+
+#define PRIdLEAST8  "d"
+#define PRIdLEAST16 "d"
+#define PRIdLEAST32 "d"
+#define PRIdLEAST64 "lld"
+
+#define PRIdFAST8   "d"
+#define PRIdFAST16  "d"
+#define PRIdFAST32  "d"
+#define PRIdFAST64  "lld"
+
+#define PRIdMAX     "lld"
+#define PRIdPTR     "d"
+
+#define PRIi8       "i"
+#define PRIi16      "i"
+#define PRIi32      "i"
+#define PRIi64      "lli"
+
+#define PRIiLEAST8  "i"
+#define PRIiLEAST16 "i"
+#define PRIiLEAST32 "i"
+#define PRIiLEAST64 "lli"
+
+#define PRIiFAST8   "i"
+#define PRIiFAST16  "i"
+#define PRIiFAST32  "i"
+#define PRIiFAST64  "lli"
+
+#define PRIiMAX     "lli"
+#define PRIiPTR     "i"
+
+#define PRIo8       "o"
+#define PRIo16      "o"
+#define PRIo32      "o"
+#define PRIo64      "llo"
+
+#define PRIoLEAST8  "o"
+#define PRIoLEAST16 "o"
+#define PRIoLEAST32 "o"
+#define PRIoLEAST64 "llo"
+
+#define PRIoFAST8   "o"
+#define PRIoFAST16  "o"
+#define PRIoFAST32  "o"
+#define PRIoFAST64  "llo"
+
+#define PRIoMAX     "llo"
+#define PRIoPTR     "o"
+
+#define PRIu8       "u"
+#define PRIu16      "u"
+#define PRIu32      "u"
+#define PRIu64      "llu"
+
+#define PRIuLEAST8  "u"
+#define PRIuLEAST16 "u"
+#define PRIuLEAST32 "u"
+#define PRIuLEAST64 "llu"
+
+#define PRIuFAST8   "u"
+#define PRIuFAST16  "u"
+#define PRIuFAST32  "u"
+#define PRIuFAST64  "llu"
+
+#define PRIuMAX     "llu"
+#define PRIuPTR     "u"
+
+#define PRIx8       "x"
+#define PRIx16      "x"
+#define PRIx32      "x"
+#define PRIx64      "llx"
+
+#define PRIxLEAST8  "x"
+#define PRIxLEAST16 "x"
+#define PRIxLEAST32 "x"
+#define PRIxLEAST64 "llx"
+
+#define PRIxFAST8   "x"
+#define PRIxFAST16  "x"
+#define PRIxFAST32  "x"
+#define PRIxFAST64  "llx"
+
+#define PRIxMAX     "llx"
+#define PRIxPTR     "x"
+
+#define PRIX8       "X"
+#define PRIX16      "X"
+#define PRIX32      "X"
+#define PRIX64      "llX"
+
+#define PRIXLEAST8  "X"
+#define PRIXLEAST16 "X"
+#define PRIXLEAST32 "X"
+#define PRIXLEAST64 "llX"
+
+#define PRIXFAST8   "X"
+#define PRIXFAST16  "X"
+#define PRIXFAST32  "X"
+#define PRIXFAST64  "llX"
+
+#define PRIXMAX     "llX"
+#define PRIXPTR     "X"
+
+#define SCNd8       "hhd"
+#define SCNd16      "hd"
+#define SCNd32      "d"
+#define SCNd64      "lld"
+
+#define SCNdLEAST8  "hhd"
+#define SCNdLEAST16 "hd"
+#define SCNdLEAST32 "d"
+#define SCNdLEAST64 "lld"
+
+#define SCNdFAST8   "hhd"
+#define SCNdFAST16  "hd"
+#define SCNdFAST32  "d"
+#define SCNdFAST64  "lld"
+
+#define SCNdMAX     "lld"
+#define SCNdPTR     "d"
+
+#define SCNi8       "hhi"
+#define SCNi16      "hi"
+#define SCNi32      "i"
+#define SCNi64      "lli"
+
+#define SCNiLEAST8  "hhi"
+#define SCNiLEAST16 "hi"
+#define SCNiLEAST32 "i"
+#define SCNiLEAST64 "lli"
+
+#define SCNiFAST8   "hhi"
+#define SCNiFAST16  "hi"
+#define SCNiFAST32  "i"
+#define SCNiFAST64  "lli"
+
+#define SCNiMAX     "lli"
+#define SCNiPTR     "i"
+
+#define SCNo8       "hho"
+#define SCNo16      "ho"
+#define SCNo32      "o"
+#define SCNo64      "llo"
+
+#define SCNoLEAST8  "hho"
+#define SCNoLEAST16 "ho"
+#define SCNoLEAST32 "o"
+#define SCNoLEAST64 "llo"
+
+#define SCNoFAST8   "hho"
+#define SCNoFAST16  "ho"
+#define SCNoFAST32  "o"
+#define SCNoFAST64  "llo"
+
+#define SCNoMAX     "llo"
+#define SCNoPTR     "o"
+
+#define SCNu8       "hhu"
+#define SCNu16      "hu"
+#define SCNu32      "u"
+#define SCNu64      "llu"
+
+#define SCNuLEAST8  "hhu"
+#define SCNuLEAST16 "hu"
+#define SCNuLEAST32 "u"
+#define SCNuLEAST64 "llu"
+
+#define SCNuFAST8   "hhu"
+#define SCNuFAST16  "hu"
+#define SCNuFAST32  "u"
+#define SCNuFAST64  "llu"
+
+#define SCNuMAX     "llu"
+#define SCNuPTR     "u"
+
+#define SCNx8       "hhx"
+#define SCNx16      "hx"
+#define SCNx32      "x"
+#define SCNx64      "llx"
+
+#define SCNxLEAST8  "hhx"
+#define SCNxLEAST16 "hx"
+#define SCNxLEAST32 "x"
+#define SCNxLEAST64 "llx"
+
+#define SCNxFAST8   "hhx"
+#define SCNxFAST16  "hx"
+#define SCNxFAST32  "x"
+#define SCNxFAST64  "llx"
+
+#define SCNxMAX     "llx"
+#define SCNxPTR     "x"
+
+#endif /* __ARCH_AVR_INCLUDE_SH1_INTTYPES_H */
diff --git a/arch/rgmp/include/inttypes.h b/arch/rgmp/include/inttypes.h
new file mode 100644
index 0000000000..4d3d40aef2
--- /dev/null
+++ b/arch/rgmp/include/inttypes.h
@@ -0,0 +1,245 @@
+/****************************************************************************
+ * arch/rgmp/include/inttypes.h
+ *
+ *   Copyright (C) 2016 Omni Hoverboards Inc. All rights reserved.
+ *   Author: Paul Alexander Patience <paul-a.patience@polymtl.ca>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. 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.
+ * 3. Neither the name NuttX 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 OWNER 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 __ARCH_RGMP_INCLUDE_INTTYPES_H
+#define __ARCH_RGMP_INCLUDE_INTTYPES_H
+
+/****************************************************************************
+ * Included Files
+ ****************************************************************************/
+
+/****************************************************************************
+ * Pre-processor Definitions
+ ****************************************************************************/
+
+#define PRId8       "d"
+#define PRId16      "d"
+#define PRId32      "d"
+#define PRId64      "lld"
+
+#define PRIdLEAST8  "d"
+#define PRIdLEAST16 "d"
+#define PRIdLEAST32 "d"
+#define PRIdLEAST64 "lld"
+
+#define PRIdFAST8   "d"
+#define PRIdFAST16  "d"
+#define PRIdFAST32  "d"
+#define PRIdFAST64  "lld"
+
+#define PRIdMAX     "lld"
+#define PRIdPTR     "d"
+
+#define PRIi8       "i"
+#define PRIi16      "i"
+#define PRIi32      "i"
+#define PRIi64      "lli"
+
+#define PRIiLEAST8  "i"
+#define PRIiLEAST16 "i"
+#define PRIiLEAST32 "i"
+#define PRIiLEAST64 "lli"
+
+#define PRIiFAST8   "i"
+#define PRIiFAST16  "i"
+#define PRIiFAST32  "i"
+#define PRIiFAST64  "lli"
+
+#define PRIiMAX     "lli"
+#define PRIiPTR     "i"
+
+#define PRIo8       "o"
+#define PRIo16      "o"
+#define PRIo32      "o"
+#define PRIo64      "llo"
+
+#define PRIoLEAST8  "o"
+#define PRIoLEAST16 "o"
+#define PRIoLEAST32 "o"
+#define PRIoLEAST64 "llo"
+
+#define PRIoFAST8   "o"
+#define PRIoFAST16  "o"
+#define PRIoFAST32  "o"
+#define PRIoFAST64  "llo"
+
+#define PRIoMAX     "llo"
+#define PRIoPTR     "o"
+
+#define PRIu8       "u"
+#define PRIu16      "u"
+#define PRIu32      "u"
+#define PRIu64      "llu"
+
+#define PRIuLEAST8  "u"
+#define PRIuLEAST16 "u"
+#define PRIuLEAST32 "u"
+#define PRIuLEAST64 "llu"
+
+#define PRIuFAST8   "u"
+#define PRIuFAST16  "u"
+#define PRIuFAST32  "u"
+#define PRIuFAST64  "llu"
+
+#define PRIuMAX     "llu"
+#define PRIuPTR     "u"
+
+#define PRIx8       "x"
+#define PRIx16      "x"
+#define PRIx32      "x"
+#define PRIx64      "llx"
+
+#define PRIxLEAST8  "x"
+#define PRIxLEAST16 "x"
+#define PRIxLEAST32 "x"
+#define PRIxLEAST64 "llx"
+
+#define PRIxFAST8   "x"
+#define PRIxFAST16  "x"
+#define PRIxFAST32  "x"
+#define PRIxFAST64  "llx"
+
+#define PRIxMAX     "llx"
+#define PRIxPTR     "x"
+
+#define PRIX8       "X"
+#define PRIX16      "X"
+#define PRIX32      "X"
+#define PRIX64      "llX"
+
+#define PRIXLEAST8  "X"
+#define PRIXLEAST16 "X"
+#define PRIXLEAST32 "X"
+#define PRIXLEAST64 "llX"
+
+#define PRIXFAST8   "X"
+#define PRIXFAST16  "X"
+#define PRIXFAST32  "X"
+#define PRIXFAST64  "llX"
+
+#define PRIXMAX     "llX"
+#define PRIXPTR     "X"
+
+#define SCNd8       "hhd"
+#define SCNd16      "hd"
+#define SCNd32      "d"
+#define SCNd64      "lld"
+
+#define SCNdLEAST8  "hhd"
+#define SCNdLEAST16 "hd"
+#define SCNdLEAST32 "d"
+#define SCNdLEAST64 "lld"
+
+#define SCNdFAST8   "hhd"
+#define SCNdFAST16  "hd"
+#define SCNdFAST32  "d"
+#define SCNdFAST64  "lld"
+
+#define SCNdMAX     "lld"
+#define SCNdPTR     "d"
+
+#define SCNi8       "hhi"
+#define SCNi16      "hi"
+#define SCNi32      "i"
+#define SCNi64      "lli"
+
+#define SCNiLEAST8  "hhi"
+#define SCNiLEAST16 "hi"
+#define SCNiLEAST32 "i"
+#define SCNiLEAST64 "lli"
+
+#define SCNiFAST8   "hhi"
+#define SCNiFAST16  "hi"
+#define SCNiFAST32  "i"
+#define SCNiFAST64  "lli"
+
+#define SCNiMAX     "lli"
+#define SCNiPTR     "i"
+
+#define SCNo8       "hho"
+#define SCNo16      "ho"
+#define SCNo32      "o"
+#define SCNo64      "llo"
+
+#define SCNoLEAST8  "hho"
+#define SCNoLEAST16 "ho"
+#define SCNoLEAST32 "o"
+#define SCNoLEAST64 "llo"
+
+#define SCNoFAST8   "hho"
+#define SCNoFAST16  "ho"
+#define SCNoFAST32  "o"
+#define SCNoFAST64  "llo"
+
+#define SCNoMAX     "llo"
+#define SCNoPTR     "o"
+
+#define SCNu8       "hhu"
+#define SCNu16      "hu"
+#define SCNu32      "u"
+#define SCNu64      "llu"
+
+#define SCNuLEAST8  "hhu"
+#define SCNuLEAST16 "hu"
+#define SCNuLEAST32 "u"
+#define SCNuLEAST64 "llu"
+
+#define SCNuFAST8   "hhu"
+#define SCNuFAST16  "hu"
+#define SCNuFAST32  "u"
+#define SCNuFAST64  "llu"
+
+#define SCNuMAX     "llu"
+#define SCNuPTR     "u"
+
+#define SCNx8       "hhx"
+#define SCNx16      "hx"
+#define SCNx32      "x"
+#define SCNx64      "llx"
+
+#define SCNxLEAST8  "hhx"
+#define SCNxLEAST16 "hx"
+#define SCNxLEAST32 "x"
+#define SCNxLEAST64 "llx"
+
+#define SCNxFAST8   "hhx"
+#define SCNxFAST16  "hx"
+#define SCNxFAST32  "x"
+#define SCNxFAST64  "llx"
+
+#define SCNxMAX     "llx"
+#define SCNxPTR     "x"
+
+#endif /* __ARCH_RGMP_INCLUDE_INTTYPES_H */
diff --git a/arch/risc-v/include/inttypes.h b/arch/risc-v/include/inttypes.h
new file mode 100644
index 0000000000..a87bf6b5b3
--- /dev/null
+++ b/arch/risc-v/include/inttypes.h
@@ -0,0 +1,245 @@
+/****************************************************************************
+ * arch/risc-v/include/inttypes.h
+ *
+ *   Copyright (C) 2016 Omni Hoverboards Inc. All rights reserved.
+ *   Author: Paul Alexander Patience <paul-a.patience@polymtl.ca>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. 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.
+ * 3. Neither the name NuttX 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 OWNER 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 __ARCH_RISCV_INCLUDE_INTTYPES_H
+#define __ARCH_RISCV_INCLUDE_INTTYPES_H
+
+/****************************************************************************
+ * Included Files
+ ****************************************************************************/
+
+/****************************************************************************
+ * Pre-processor Definitions
+ ****************************************************************************/
+
+#define PRId8       "d"
+#define PRId16      "d"
+#define PRId32      "d"
+#define PRId64      "lld"
+
+#define PRIdLEAST8  "d"
+#define PRIdLEAST16 "d"
+#define PRIdLEAST32 "d"
+#define PRIdLEAST64 "lld"
+
+#define PRIdFAST8   "d"
+#define PRIdFAST16  "d"
+#define PRIdFAST32  "d"
+#define PRIdFAST64  "lld"
+
+#define PRIdMAX     "lld"
+#define PRIdPTR     "d"
+
+#define PRIi8       "i"
+#define PRIi16      "i"
+#define PRIi32      "i"
+#define PRIi64      "lli"
+
+#define PRIiLEAST8  "i"
+#define PRIiLEAST16 "i"
+#define PRIiLEAST32 "i"
+#define PRIiLEAST64 "lli"
+
+#define PRIiFAST8   "i"
+#define PRIiFAST16  "i"
+#define PRIiFAST32  "i"
+#define PRIiFAST64  "lli"
+
+#define PRIiMAX     "lli"
+#define PRIiPTR     "i"
+
+#define PRIo8       "o"
+#define PRIo16      "o"
+#define PRIo32      "o"
+#define PRIo64      "llo"
+
+#define PRIoLEAST8  "o"
+#define PRIoLEAST16 "o"
+#define PRIoLEAST32 "o"
+#define PRIoLEAST64 "llo"
+
+#define PRIoFAST8   "o"
+#define PRIoFAST16  "o"
+#define PRIoFAST32  "o"
+#define PRIoFAST64  "llo"
+
+#define PRIoMAX     "llo"
+#define PRIoPTR     "o"
+
+#define PRIu8       "u"
+#define PRIu16      "u"
+#define PRIu32      "u"
+#define PRIu64      "llu"
+
+#define PRIuLEAST8  "u"
+#define PRIuLEAST16 "u"
+#define PRIuLEAST32 "u"
+#define PRIuLEAST64 "llu"
+
+#define PRIuFAST8   "u"
+#define PRIuFAST16  "u"
+#define PRIuFAST32  "u"
+#define PRIuFAST64  "llu"
+
+#define PRIuMAX     "llu"
+#define PRIuPTR     "u"
+
+#define PRIx8       "x"
+#define PRIx16      "x"
+#define PRIx32      "x"
+#define PRIx64      "llx"
+
+#define PRIxLEAST8  "x"
+#define PRIxLEAST16 "x"
+#define PRIxLEAST32 "x"
+#define PRIxLEAST64 "llx"
+
+#define PRIxFAST8   "x"
+#define PRIxFAST16  "x"
+#define PRIxFAST32  "x"
+#define PRIxFAST64  "llx"
+
+#define PRIxMAX     "llx"
+#define PRIxPTR     "x"
+
+#define PRIX8       "X"
+#define PRIX16      "X"
+#define PRIX32      "X"
+#define PRIX64      "llX"
+
+#define PRIXLEAST8  "X"
+#define PRIXLEAST16 "X"
+#define PRIXLEAST32 "X"
+#define PRIXLEAST64 "llX"
+
+#define PRIXFAST8   "X"
+#define PRIXFAST16  "X"
+#define PRIXFAST32  "X"
+#define PRIXFAST64  "llX"
+
+#define PRIXMAX     "llX"
+#define PRIXPTR     "X"
+
+#define SCNd8       "hhd"
+#define SCNd16      "hd"
+#define SCNd32      "d"
+#define SCNd64      "lld"
+
+#define SCNdLEAST8  "hhd"
+#define SCNdLEAST16 "hd"
+#define SCNdLEAST32 "d"
+#define SCNdLEAST64 "lld"
+
+#define SCNdFAST8   "hhd"
+#define SCNdFAST16  "hd"
+#define SCNdFAST32  "d"
+#define SCNdFAST64  "lld"
+
+#define SCNdMAX     "lld"
+#define SCNdPTR     "d"
+
+#define SCNi8       "hhi"
+#define SCNi16      "hi"
+#define SCNi32      "i"
+#define SCNi64      "lli"
+
+#define SCNiLEAST8  "hhi"
+#define SCNiLEAST16 "hi"
+#define SCNiLEAST32 "i"
+#define SCNiLEAST64 "lli"
+
+#define SCNiFAST8   "hhi"
+#define SCNiFAST16  "hi"
+#define SCNiFAST32  "i"
+#define SCNiFAST64  "lli"
+
+#define SCNiMAX     "lli"
+#define SCNiPTR     "i"
+
+#define SCNo8       "hho"
+#define SCNo16      "ho"
+#define SCNo32      "o"
+#define SCNo64      "llo"
+
+#define SCNoLEAST8  "hho"
+#define SCNoLEAST16 "ho"
+#define SCNoLEAST32 "o"
+#define SCNoLEAST64 "llo"
+
+#define SCNoFAST8   "hho"
+#define SCNoFAST16  "ho"
+#define SCNoFAST32  "o"
+#define SCNoFAST64  "llo"
+
+#define SCNoMAX     "llo"
+#define SCNoPTR     "o"
+
+#define SCNu8       "hhu"
+#define SCNu16      "hu"
+#define SCNu32      "u"
+#define SCNu64      "llu"
+
+#define SCNuLEAST8  "hhu"
+#define SCNuLEAST16 "hu"
+#define SCNuLEAST32 "u"
+#define SCNuLEAST64 "llu"
+
+#define SCNuFAST8   "hhu"
+#define SCNuFAST16  "hu"
+#define SCNuFAST32  "u"
+#define SCNuFAST64  "llu"
+
+#define SCNuMAX     "llu"
+#define SCNuPTR     "u"
+
+#define SCNx8       "hhx"
+#define SCNx16      "hx"
+#define SCNx32      "x"
+#define SCNx64      "llx"
+
+#define SCNxLEAST8  "hhx"
+#define SCNxLEAST16 "hx"
+#define SCNxLEAST32 "x"
+#define SCNxLEAST64 "llx"
+
+#define SCNxFAST8   "hhx"
+#define SCNxFAST16  "hx"
+#define SCNxFAST32  "x"
+#define SCNxFAST64  "llx"
+
+#define SCNxMAX     "llx"
+#define SCNxPTR     "x"
+
+#endif /* __ARCH_RISCV_INCLUDE_INTTYPES_H */
diff --git a/arch/sim/include/inttypes.h b/arch/sim/include/inttypes.h
new file mode 100644
index 0000000000..6fcf9a56e7
--- /dev/null
+++ b/arch/sim/include/inttypes.h
@@ -0,0 +1,449 @@
+/****************************************************************************
+ * arch/sim/include/inttypes.h
+ *
+ *   Copyright (C) 2016 Omni Hoverboards Inc. All rights reserved.
+ *   Author: Paul Alexander Patience <paul-a.patience@polymtl.ca>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. 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.
+ * 3. Neither the name NuttX 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 OWNER 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 __ARCH_SIM_INCLUDE_INTTYPES_H
+#define __ARCH_SIM_INCLUDE_INTTYPES_H
+
+/****************************************************************************
+ * Included Files
+ ****************************************************************************/
+
+/****************************************************************************
+ * Pre-processor Definitions
+ ****************************************************************************/
+
+#if defined(CONFIG_HOST_X86_64) && !defined(CONFIG_SIM_M32)
+
+#  define PRId8       "d"
+#  define PRId16      "d"
+#  define PRId32      "d"
+#  define PRId64      "lld"
+
+#  define PRIdLEAST8  "d"
+#  define PRIdLEAST16 "d"
+#  define PRIdLEAST32 "d"
+#  define PRIdLEAST64 "lld"
+
+#  define PRIdFAST8   "d"
+#  define PRIdFAST16  "d"
+#  define PRIdFAST32  "d"
+#  define PRIdFAST64  "lld"
+
+#  define PRIdMAX     "lld"
+#  define PRIdPTR     "lld"
+
+#  define PRIi8       "i"
+#  define PRIi16      "i"
+#  define PRIi32      "i"
+#  define PRIi64      "lli"
+
+#  define PRIiLEAST8  "i"
+#  define PRIiLEAST16 "i"
+#  define PRIiLEAST32 "i"
+#  define PRIiLEAST64 "lli"
+
+#  define PRIiFAST8   "i"
+#  define PRIiFAST16  "i"
+#  define PRIiFAST32  "i"
+#  define PRIiFAST64  "lli"
+
+#  define PRIiMAX     "lli"
+#  define PRIiPTR     "lli"
+
+#  define PRIo8       "o"
+#  define PRIo16      "o"
+#  define PRIo32      "o"
+#  define PRIo64      "llo"
+
+#  define PRIoLEAST8  "o"
+#  define PRIoLEAST16 "o"
+#  define PRIoLEAST32 "o"
+#  define PRIoLEAST64 "llo"
+
+#  define PRIoFAST8   "o"
+#  define PRIoFAST16  "o"
+#  define PRIoFAST32  "o"
+#  define PRIoFAST64  "llo"
+
+#  define PRIoMAX     "llo"
+#  define PRIoPTR     "llo"
+
+#  define PRIu8       "u"
+#  define PRIu16      "u"
+#  define PRIu32      "u"
+#  define PRIu64      "llu"
+
+#  define PRIuLEAST8  "u"
+#  define PRIuLEAST16 "u"
+#  define PRIuLEAST32 "u"
+#  define PRIuLEAST64 "llu"
+
+#  define PRIuFAST8   "u"
+#  define PRIuFAST16  "u"
+#  define PRIuFAST32  "u"
+#  define PRIuFAST64  "llu"
+
+#  define PRIuMAX     "llu"
+#  define PRIuPTR     "llu"
+
+#  define PRIx8       "x"
+#  define PRIx16      "x"
+#  define PRIx32      "x"
+#  define PRIx64      "llx"
+
+#  define PRIxLEAST8  "x"
+#  define PRIxLEAST16 "x"
+#  define PRIxLEAST32 "x"
+#  define PRIxLEAST64 "llx"
+
+#  define PRIxFAST8   "x"
+#  define PRIxFAST16  "x"
+#  define PRIxFAST32  "x"
+#  define PRIxFAST64  "llx"
+
+#  define PRIxMAX     "llx"
+#  define PRIxPTR     "llx"
+
+#  define PRIX8       "X"
+#  define PRIX16      "X"
+#  define PRIX32      "X"
+#  define PRIX64      "llX"
+
+#  define PRIXLEAST8  "X"
+#  define PRIXLEAST16 "X"
+#  define PRIXLEAST32 "X"
+#  define PRIXLEAST64 "llX"
+
+#  define PRIXFAST8   "X"
+#  define PRIXFAST16  "X"
+#  define PRIXFAST32  "X"
+#  define PRIXFAST64  "llX"
+
+#  define PRIXMAX     "llX"
+#  define PRIXPTR     "llX"
+
+#  define SCNd8       "hhd"
+#  define SCNd16      "hd"
+#  define SCNd32      "d"
+#  define SCNd64      "lld"
+
+#  define SCNdLEAST8  "hhd"
+#  define SCNdLEAST16 "hd"
+#  define SCNdLEAST32 "d"
+#  define SCNdLEAST64 "lld"
+
+#  define SCNdFAST8   "hhd"
+#  define SCNdFAST16  "hd"
+#  define SCNdFAST32  "d"
+#  define SCNdFAST64  "lld"
+
+#  define SCNdMAX     "lld"
+#  define SCNdPTR     "lld"
+
+#  define SCNi8       "hhi"
+#  define SCNi16      "hi"
+#  define SCNi32      "i"
+#  define SCNi64      "lli"
+
+#  define SCNiLEAST8  "hhi"
+#  define SCNiLEAST16 "hi"
+#  define SCNiLEAST32 "i"
+#  define SCNiLEAST64 "lli"
+
+#  define SCNiFAST8   "hhi"
+#  define SCNiFAST16  "hi"
+#  define SCNiFAST32  "i"
+#  define SCNiFAST64  "lli"
+
+#  define SCNiMAX     "lli"
+#  define SCNiPTR     "lli"
+
+#  define SCNo8       "hho"
+#  define SCNo16      "ho"
+#  define SCNo32      "o"
+#  define SCNo64      "llo"
+
+#  define SCNoLEAST8  "hho"
+#  define SCNoLEAST16 "ho"
+#  define SCNoLEAST32 "o"
+#  define SCNoLEAST64 "llo"
+
+#  define SCNoFAST8   "hho"
+#  define SCNoFAST16  "ho"
+#  define SCNoFAST32  "o"
+#  define SCNoFAST64  "llo"
+
+#  define SCNoMAX     "llo"
+#  define SCNoPTR     "llo"
+
+#  define SCNu8       "hhu"
+#  define SCNu16      "hu"
+#  define SCNu32      "u"
+#  define SCNu64      "llu"
+
+#  define SCNuLEAST8  "hhu"
+#  define SCNuLEAST16 "hu"
+#  define SCNuLEAST32 "u"
+#  define SCNuLEAST64 "llu"
+
+#  define SCNuFAST8   "hhu"
+#  define SCNuFAST16  "hu"
+#  define SCNuFAST32  "u"
+#  define SCNuFAST64  "llu"
+
+#  define SCNuMAX     "llu"
+#  define SCNuPTR     "llu"
+
+#  define SCNx8       "hhx"
+#  define SCNx16      "hx"
+#  define SCNx32      "x"
+#  define SCNx64      "llx"
+
+#  define SCNxLEAST8  "hhx"
+#  define SCNxLEAST16 "hx"
+#  define SCNxLEAST32 "x"
+#  define SCNxLEAST64 "llx"
+
+#  define SCNxFAST8   "hhx"
+#  define SCNxFAST16  "hx"
+#  define SCNxFAST32  "x"
+#  define SCNxFAST64  "llx"
+
+#  define SCNxMAX     "llx"
+#  define SCNxPTR     "llx"
+
+#else
+
+#  define PRId8       "d"
+#  define PRId16      "d"
+#  define PRId32      "d"
+#  define PRId64      "lld"
+
+#  define PRIdLEAST8  "d"
+#  define PRIdLEAST16 "d"
+#  define PRIdLEAST32 "d"
+#  define PRIdLEAST64 "lld"
+
+#  define PRIdFAST8   "d"
+#  define PRIdFAST16  "d"
+#  define PRIdFAST32  "d"
+#  define PRIdFAST64  "lld"
+
+#  define PRIdMAX     "lld"
+#  define PRIdPTR     "d"
+
+#  define PRIi8       "i"
+#  define PRIi16      "i"
+#  define PRIi32      "i"
+#  define PRIi64      "lli"
+
+#  define PRIiLEAST8  "i"
+#  define PRIiLEAST16 "i"
+#  define PRIiLEAST32 "i"
+#  define PRIiLEAST64 "lli"
+
+#  define PRIiFAST8   "i"
+#  define PRIiFAST16  "i"
+#  define PRIiFAST32  "i"
+#  define PRIiFAST64  "lli"
+
+#  define PRIiMAX     "lli"
+#  define PRIiPTR     "i"
+
+#  define PRIo8       "o"
+#  define PRIo16      "o"
+#  define PRIo32      "o"
+#  define PRIo64      "llo"
+
+#  define PRIoLEAST8  "o"
+#  define PRIoLEAST16 "o"
+#  define PRIoLEAST32 "o"
+#  define PRIoLEAST64 "llo"
+
+#  define PRIoFAST8   "o"
+#  define PRIoFAST16  "o"
+#  define PRIoFAST32  "o"
+#  define PRIoFAST64  "llo"
+
+#  define PRIoMAX     "llo"
+#  define PRIoPTR     "o"
+
+#  define PRIu8       "u"
+#  define PRIu16      "u"
+#  define PRIu32      "u"
+#  define PRIu64      "llu"
+
+#  define PRIuLEAST8  "u"
+#  define PRIuLEAST16 "u"
+#  define PRIuLEAST32 "u"
+#  define PRIuLEAST64 "llu"
+
+#  define PRIuFAST8   "u"
+#  define PRIuFAST16  "u"
+#  define PRIuFAST32  "u"
+#  define PRIuFAST64  "llu"
+
+#  define PRIuMAX     "llu"
+#  define PRIuPTR     "u"
+
+#  define PRIx8       "x"
+#  define PRIx16      "x"
+#  define PRIx32      "x"
+#  define PRIx64      "llx"
+
+#  define PRIxLEAST8  "x"
+#  define PRIxLEAST16 "x"
+#  define PRIxLEAST32 "x"
+#  define PRIxLEAST64 "llx"
+
+#  define PRIxFAST8   "x"
+#  define PRIxFAST16  "x"
+#  define PRIxFAST32  "x"
+#  define PRIxFAST64  "llx"
+
+#  define PRIxMAX     "llx"
+#  define PRIxPTR     "x"
+
+#  define PRIX8       "X"
+#  define PRIX16      "X"
+#  define PRIX32      "X"
+#  define PRIX64      "llX"
+
+#  define PRIXLEAST8  "X"
+#  define PRIXLEAST16 "X"
+#  define PRIXLEAST32 "X"
+#  define PRIXLEAST64 "llX"
+
+#  define PRIXFAST8   "X"
+#  define PRIXFAST16  "X"
+#  define PRIXFAST32  "X"
+#  define PRIXFAST64  "llX"
+
+#  define PRIXMAX     "llX"
+#  define PRIXPTR     "X"
+
+#  define SCNd8       "hhd"
+#  define SCNd16      "hd"
+#  define SCNd32      "d"
+#  define SCNd64      "lld"
+
+#  define SCNdLEAST8  "hhd"
+#  define SCNdLEAST16 "hd"
+#  define SCNdLEAST32 "d"
+#  define SCNdLEAST64 "lld"
+
+#  define SCNdFAST8   "hhd"
+#  define SCNdFAST16  "hd"
+#  define SCNdFAST32  "d"
+#  define SCNdFAST64  "lld"
+
+#  define SCNdMAX     "lld"
+#  define SCNdPTR     "d"
+
+#  define SCNi8       "hhi"
+#  define SCNi16      "hi"
+#  define SCNi32      "i"
+#  define SCNi64      "lli"
+
+#  define SCNiLEAST8  "hhi"
+#  define SCNiLEAST16 "hi"
+#  define SCNiLEAST32 "i"
+#  define SCNiLEAST64 "lli"
+
+#  define SCNiFAST8   "hhi"
+#  define SCNiFAST16  "hi"
+#  define SCNiFAST32  "i"
+#  define SCNiFAST64  "lli"
+
+#  define SCNiMAX     "lli"
+#  define SCNiPTR     "i"
+
+#  define SCNo8       "hho"
+#  define SCNo16      "ho"
+#  define SCNo32      "o"
+#  define SCNo64      "llo"
+
+#  define SCNoLEAST8  "hho"
+#  define SCNoLEAST16 "ho"
+#  define SCNoLEAST32 "o"
+#  define SCNoLEAST64 "llo"
+
+#  define SCNoFAST8   "hho"
+#  define SCNoFAST16  "ho"
+#  define SCNoFAST32  "o"
+#  define SCNoFAST64  "llo"
+
+#  define SCNoMAX     "llo"
+#  define SCNoPTR     "o"
+
+#  define SCNu8       "hhu"
+#  define SCNu16      "hu"
+#  define SCNu32      "u"
+#  define SCNu64      "llu"
+
+#  define SCNuLEAST8  "hhu"
+#  define SCNuLEAST16 "hu"
+#  define SCNuLEAST32 "u"
+#  define SCNuLEAST64 "llu"
+
+#  define SCNuFAST8   "hhu"
+#  define SCNuFAST16  "hu"
+#  define SCNuFAST32  "u"
+#  define SCNuFAST64  "llu"
+
+#  define SCNuMAX     "llu"
+#  define SCNuPTR     "u"
+
+#  define SCNx8       "hhx"
+#  define SCNx16      "hx"
+#  define SCNx32      "x"
+#  define SCNx64      "llx"
+
+#  define SCNxLEAST8  "hhx"
+#  define SCNxLEAST16 "hx"
+#  define SCNxLEAST32 "x"
+#  define SCNxLEAST64 "llx"
+
+#  define SCNxFAST8   "hhx"
+#  define SCNxFAST16  "hx"
+#  define SCNxFAST32  "x"
+#  define SCNxFAST64  "llx"
+
+#  define SCNxMAX     "llx"
+#  define SCNxPTR     "x"
+
+#endif
+
+#endif /* __ARCH_SIM_INCLUDE_INTTYPES_H */
diff --git a/arch/x86/include/i486/inttypes.h b/arch/x86/include/i486/inttypes.h
new file mode 100644
index 0000000000..1cfe55f9a9
--- /dev/null
+++ b/arch/x86/include/i486/inttypes.h
@@ -0,0 +1,245 @@
+/****************************************************************************
+ * arch/x86/include/i486/inttypes.h
+ *
+ *   Copyright (C) 2016 Omni Hoverboards Inc. All rights reserved.
+ *   Author: Paul Alexander Patience <paul-a.patience@polymtl.ca>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. 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.
+ * 3. Neither the name NuttX 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 OWNER 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 __ARCH_X86_INCLUDE_I486_INTTYPES_H
+#define __ARCH_X86_INCLUDE_I486_INTTYPES_H
+
+/****************************************************************************
+ * Included Files
+ ****************************************************************************/
+
+/****************************************************************************
+ * Pre-processor Definitions
+ ****************************************************************************/
+
+#define PRId8       "d"
+#define PRId16      "d"
+#define PRId32      "d"
+#define PRId64      "lld"
+
+#define PRIdLEAST8  "d"
+#define PRIdLEAST16 "d"
+#define PRIdLEAST32 "d"
+#define PRIdLEAST64 "lld"
+
+#define PRIdFAST8   "d"
+#define PRIdFAST16  "d"
+#define PRIdFAST32  "d"
+#define PRIdFAST64  "lld"
+
+#define PRIdMAX     "lld"
+#define PRIdPTR     "d"
+
+#define PRIi8       "i"
+#define PRIi16      "i"
+#define PRIi32      "i"
+#define PRIi64      "lli"
+
+#define PRIiLEAST8  "i"
+#define PRIiLEAST16 "i"
+#define PRIiLEAST32 "i"
+#define PRIiLEAST64 "lli"
+
+#define PRIiFAST8   "i"
+#define PRIiFAST16  "i"
+#define PRIiFAST32  "i"
+#define PRIiFAST64  "lli"
+
+#define PRIiMAX     "lli"
+#define PRIiPTR     "i"
+
+#define PRIo8       "o"
+#define PRIo16      "o"
+#define PRIo32      "o"
+#define PRIo64      "llo"
+
+#define PRIoLEAST8  "o"
+#define PRIoLEAST16 "o"
+#define PRIoLEAST32 "o"
+#define PRIoLEAST64 "llo"
+
+#define PRIoFAST8   "o"
+#define PRIoFAST16  "o"
+#define PRIoFAST32  "o"
+#define PRIoFAST64  "llo"
+
+#define PRIoMAX     "llo"
+#define PRIoPTR     "o"
+
+#define PRIu8       "u"
+#define PRIu16      "u"
+#define PRIu32      "u"
+#define PRIu64      "llu"
+
+#define PRIuLEAST8  "u"
+#define PRIuLEAST16 "u"
+#define PRIuLEAST32 "u"
+#define PRIuLEAST64 "llu"
+
+#define PRIuFAST8   "u"
+#define PRIuFAST16  "u"
+#define PRIuFAST32  "u"
+#define PRIuFAST64  "llu"
+
+#define PRIuMAX     "llu"
+#define PRIuPTR     "u"
+
+#define PRIx8       "x"
+#define PRIx16      "x"
+#define PRIx32      "x"
+#define PRIx64      "llx"
+
+#define PRIxLEAST8  "x"
+#define PRIxLEAST16 "x"
+#define PRIxLEAST32 "x"
+#define PRIxLEAST64 "llx"
+
+#define PRIxFAST8   "x"
+#define PRIxFAST16  "x"
+#define PRIxFAST32  "x"
+#define PRIxFAST64  "llx"
+
+#define PRIxMAX     "llx"
+#define PRIxPTR     "x"
+
+#define PRIX8       "X"
+#define PRIX16      "X"
+#define PRIX32      "X"
+#define PRIX64      "llX"
+
+#define PRIXLEAST8  "X"
+#define PRIXLEAST16 "X"
+#define PRIXLEAST32 "X"
+#define PRIXLEAST64 "llX"
+
+#define PRIXFAST8   "X"
+#define PRIXFAST16  "X"
+#define PRIXFAST32  "X"
+#define PRIXFAST64  "llX"
+
+#define PRIXMAX     "llX"
+#define PRIXPTR     "X"
+
+#define SCNd8       "hhd"
+#define SCNd16      "hd"
+#define SCNd32      "d"
+#define SCNd64      "lld"
+
+#define SCNdLEAST8  "hhd"
+#define SCNdLEAST16 "hd"
+#define SCNdLEAST32 "d"
+#define SCNdLEAST64 "lld"
+
+#define SCNdFAST8   "hhd"
+#define SCNdFAST16  "hd"
+#define SCNdFAST32  "d"
+#define SCNdFAST64  "lld"
+
+#define SCNdMAX     "lld"
+#define SCNdPTR     "d"
+
+#define SCNi8       "hhi"
+#define SCNi16      "hi"
+#define SCNi32      "i"
+#define SCNi64      "lli"
+
+#define SCNiLEAST8  "hhi"
+#define SCNiLEAST16 "hi"
+#define SCNiLEAST32 "i"
+#define SCNiLEAST64 "lli"
+
+#define SCNiFAST8   "hhi"
+#define SCNiFAST16  "hi"
+#define SCNiFAST32  "i"
+#define SCNiFAST64  "lli"
+
+#define SCNiMAX     "lli"
+#define SCNiPTR     "i"
+
+#define SCNo8       "hho"
+#define SCNo16      "ho"
+#define SCNo32      "o"
+#define SCNo64      "llo"
+
+#define SCNoLEAST8  "hho"
+#define SCNoLEAST16 "ho"
+#define SCNoLEAST32 "o"
+#define SCNoLEAST64 "llo"
+
+#define SCNoFAST8   "hho"
+#define SCNoFAST16  "ho"
+#define SCNoFAST32  "o"
+#define SCNoFAST64  "llo"
+
+#define SCNoMAX     "llo"
+#define SCNoPTR     "o"
+
+#define SCNu8       "hhu"
+#define SCNu16      "hu"
+#define SCNu32      "u"
+#define SCNu64      "llu"
+
+#define SCNuLEAST8  "hhu"
+#define SCNuLEAST16 "hu"
+#define SCNuLEAST32 "u"
+#define SCNuLEAST64 "llu"
+
+#define SCNuFAST8   "hhu"
+#define SCNuFAST16  "hu"
+#define SCNuFAST32  "u"
+#define SCNuFAST64  "llu"
+
+#define SCNuMAX     "llu"
+#define SCNuPTR     "u"
+
+#define SCNx8       "hhx"
+#define SCNx16      "hx"
+#define SCNx32      "x"
+#define SCNx64      "llx"
+
+#define SCNxLEAST8  "hhx"
+#define SCNxLEAST16 "hx"
+#define SCNxLEAST32 "x"
+#define SCNxLEAST64 "llx"
+
+#define SCNxFAST8   "hhx"
+#define SCNxFAST16  "hx"
+#define SCNxFAST32  "x"
+#define SCNxFAST64  "llx"
+
+#define SCNxMAX     "llx"
+#define SCNxPTR     "x"
+
+#endif /* __ARCH_X86_INCLUDE_I486_INTTYPES_H */
diff --git a/arch/x86/include/inttypes.h b/arch/x86/include/inttypes.h
new file mode 100644
index 0000000000..1ee4484b14
--- /dev/null
+++ b/arch/x86/include/inttypes.h
@@ -0,0 +1,51 @@
+/****************************************************************************
+ * arch/x86/include/inttypes.h
+ *
+ *   Copyright (C) 2016 Omni Hoverboards Inc. All rights reserved.
+ *   Author: Paul Alexander Patience <paul-a.patience@polymtl.ca>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. 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.
+ * 3. Neither the name NuttX 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 OWNER 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 __ARCH_X86_INCLUDE_INTTYPES_H
+#define __ARCH_X86_INCLUDE_INTTYPES_H
+
+/****************************************************************************
+ * Included Files
+ ****************************************************************************/
+
+#ifdef CONFIG_ARCH_I486
+#  include <arch/i486/inttypes.h>
+#endif
+
+/****************************************************************************
+ * Pre-processor Definitions
+ ****************************************************************************/
+
+#endif /* __ARCH_X86_INCLUDE_INTTYPES_H */
diff --git a/arch/xtensa/include/inttypes.h b/arch/xtensa/include/inttypes.h
new file mode 100644
index 0000000000..06a5e10591
--- /dev/null
+++ b/arch/xtensa/include/inttypes.h
@@ -0,0 +1,245 @@
+/****************************************************************************
+ * arch/xtensa/include/inttypes.h
+ *
+ *   Copyright (C) 2016 Omni Hoverboards Inc. All rights reserved.
+ *   Author: Paul Alexander Patience <paul-a.patience@polymtl.ca>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. 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.
+ * 3. Neither the name NuttX 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 OWNER 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 __ARCH_XTENSA_INCLUDE_INTTYPES_H
+#define __ARCH_XTENSA_INCLUDE_INTTYPES_H
+
+/****************************************************************************
+ * Included Files
+ ****************************************************************************/
+
+/****************************************************************************
+ * Pre-processor Definitions
+ ****************************************************************************/
+
+#define PRId8       "d"
+#define PRId16      "d"
+#define PRId32      "d"
+#define PRId64      "lld"
+
+#define PRIdLEAST8  "d"
+#define PRIdLEAST16 "d"
+#define PRIdLEAST32 "d"
+#define PRIdLEAST64 "lld"
+
+#define PRIdFAST8   "d"
+#define PRIdFAST16  "d"
+#define PRIdFAST32  "d"
+#define PRIdFAST64  "lld"
+
+#define PRIdMAX     "lld"
+#define PRIdPTR     "d"
+
+#define PRIi8       "i"
+#define PRIi16      "i"
+#define PRIi32      "i"
+#define PRIi64      "lli"
+
+#define PRIiLEAST8  "i"
+#define PRIiLEAST16 "i"
+#define PRIiLEAST32 "i"
+#define PRIiLEAST64 "lli"
+
+#define PRIiFAST8   "i"
+#define PRIiFAST16  "i"
+#define PRIiFAST32  "i"
+#define PRIiFAST64  "lli"
+
+#define PRIiMAX     "lli"
+#define PRIiPTR     "i"
+
+#define PRIo8       "o"
+#define PRIo16      "o"
+#define PRIo32      "o"
+#define PRIo64      "llo"
+
+#define PRIoLEAST8  "o"
+#define PRIoLEAST16 "o"
+#define PRIoLEAST32 "o"
+#define PRIoLEAST64 "llo"
+
+#define PRIoFAST8   "o"
+#define PRIoFAST16  "o"
+#define PRIoFAST32  "o"
+#define PRIoFAST64  "llo"
+
+#define PRIoMAX     "llo"
+#define PRIoPTR     "o"
+
+#define PRIu8       "u"
+#define PRIu16      "u"
+#define PRIu32      "u"
+#define PRIu64      "llu"
+
+#define PRIuLEAST8  "u"
+#define PRIuLEAST16 "u"
+#define PRIuLEAST32 "u"
+#define PRIuLEAST64 "llu"
+
+#define PRIuFAST8   "u"
+#define PRIuFAST16  "u"
+#define PRIuFAST32  "u"
+#define PRIuFAST64  "llu"
+
+#define PRIuMAX     "llu"
+#define PRIuPTR     "u"
+
+#define PRIx8       "x"
+#define PRIx16      "x"
+#define PRIx32      "x"
+#define PRIx64      "llx"
+
+#define PRIxLEAST8  "x"
+#define PRIxLEAST16 "x"
+#define PRIxLEAST32 "x"
+#define PRIxLEAST64 "llx"
+
+#define PRIxFAST8   "x"
+#define PRIxFAST16  "x"
+#define PRIxFAST32  "x"
+#define PRIxFAST64  "llx"
+
+#define PRIxMAX     "llx"
+#define PRIxPTR     "x"
+
+#define PRIX8       "X"
+#define PRIX16      "X"
+#define PRIX32      "X"
+#define PRIX64      "llX"
+
+#define PRIXLEAST8  "X"
+#define PRIXLEAST16 "X"
+#define PRIXLEAST32 "X"
+#define PRIXLEAST64 "llX"
+
+#define PRIXFAST8   "X"
+#define PRIXFAST16  "X"
+#define PRIXFAST32  "X"
+#define PRIXFAST64  "llX"
+
+#define PRIXMAX     "llX"
+#define PRIXPTR     "X"
+
+#define SCNd8       "hhd"
+#define SCNd16      "hd"
+#define SCNd32      "d"
+#define SCNd64      "lld"
+
+#define SCNdLEAST8  "hhd"
+#define SCNdLEAST16 "hd"
+#define SCNdLEAST32 "d"
+#define SCNdLEAST64 "lld"
+
+#define SCNdFAST8   "hhd"
+#define SCNdFAST16  "hd"
+#define SCNdFAST32  "d"
+#define SCNdFAST64  "lld"
+
+#define SCNdMAX     "lld"
+#define SCNdPTR     "d"
+
+#define SCNi8       "hhi"
+#define SCNi16      "hi"
+#define SCNi32      "i"
+#define SCNi64      "lli"
+
+#define SCNiLEAST8  "hhi"
+#define SCNiLEAST16 "hi"
+#define SCNiLEAST32 "i"
+#define SCNiLEAST64 "lli"
+
+#define SCNiFAST8   "hhi"
+#define SCNiFAST16  "hi"
+#define SCNiFAST32  "i"
+#define SCNiFAST64  "lli"
+
+#define SCNiMAX     "lli"
+#define SCNiPTR     "i"
+
+#define SCNo8       "hho"
+#define SCNo16      "ho"
+#define SCNo32      "o"
+#define SCNo64      "llo"
+
+#define SCNoLEAST8  "hho"
+#define SCNoLEAST16 "ho"
+#define SCNoLEAST32 "o"
+#define SCNoLEAST64 "llo"
+
+#define SCNoFAST8   "hho"
+#define SCNoFAST16  "ho"
+#define SCNoFAST32  "o"
+#define SCNoFAST64  "llo"
+
+#define SCNoMAX     "llo"
+#define SCNoPTR     "o"
+
+#define SCNu8       "hhu"
+#define SCNu16      "hu"
+#define SCNu32      "u"
+#define SCNu64      "llu"
+
+#define SCNuLEAST8  "hhu"
+#define SCNuLEAST16 "hu"
+#define SCNuLEAST32 "u"
+#define SCNuLEAST64 "llu"
+
+#define SCNuFAST8   "hhu"
+#define SCNuFAST16  "hu"
+#define SCNuFAST32  "u"
+#define SCNuFAST64  "llu"
+
+#define SCNuMAX     "llu"
+#define SCNuPTR     "u"
+
+#define SCNx8       "hhx"
+#define SCNx16      "hx"
+#define SCNx32      "x"
+#define SCNx64      "llx"
+
+#define SCNxLEAST8  "hhx"
+#define SCNxLEAST16 "hx"
+#define SCNxLEAST32 "x"
+#define SCNxLEAST64 "llx"
+
+#define SCNxFAST8   "hhx"
+#define SCNxFAST16  "hx"
+#define SCNxFAST32  "x"
+#define SCNxFAST64  "llx"
+
+#define SCNxMAX     "llx"
+#define SCNxPTR     "x"
+
+#endif /* __ARCH_XTENSA_INCLUDE_INTTYPES_H */
diff --git a/arch/z16/include/inttypes.h b/arch/z16/include/inttypes.h
new file mode 100644
index 0000000000..93664c5947
--- /dev/null
+++ b/arch/z16/include/inttypes.h
@@ -0,0 +1,212 @@
+/****************************************************************************
+ * arch/z16/include/inttypes.h
+ *
+ *   Copyright (C) 2016 Omni Hoverboards Inc. All rights reserved.
+ *   Author: Paul Alexander Patience <paul-a.patience@polymtl.ca>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. 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.
+ * 3. Neither the name NuttX 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 OWNER 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 __ARCH_Z16_INCLUDE_INTTYPES_H
+#define __ARCH_Z16_INCLUDE_INTTYPES_H
+
+/****************************************************************************
+ * Included Files
+ ****************************************************************************/
+
+/****************************************************************************
+ * Pre-processor Definitions
+ ****************************************************************************/
+
+#define PRId8       "d"
+#define PRId16      "d"
+#define PRId32      "d"
+
+#define PRIdLEAST8  "d"
+#define PRIdLEAST16 "d"
+#define PRIdLEAST32 "d"
+
+#define PRIdFAST8   "d"
+#define PRIdFAST16  "d"
+#define PRIdFAST32  "d"
+
+#define PRIdMAX     "d"
+#define PRIdPTR     "d"
+
+#define PRIi8       "i"
+#define PRIi16      "i"
+#define PRIi32      "i"
+
+#define PRIiLEAST8  "i"
+#define PRIiLEAST16 "i"
+#define PRIiLEAST32 "i"
+
+#define PRIiFAST8   "i"
+#define PRIiFAST16  "i"
+#define PRIiFAST32  "i"
+
+#define PRIiMAX     "i"
+#define PRIiPTR     "i"
+
+#define PRIo8       "o"
+#define PRIo16      "o"
+#define PRIo32      "o"
+
+#define PRIoLEAST8  "o"
+#define PRIoLEAST16 "o"
+#define PRIoLEAST32 "o"
+
+#define PRIoFAST8   "o"
+#define PRIoFAST16  "o"
+#define PRIoFAST32  "o"
+
+#define PRIoMAX     "o"
+#define PRIoPTR     "o"
+
+#define PRIu8       "u"
+#define PRIu16      "u"
+#define PRIu32      "u"
+
+#define PRIuLEAST8  "u"
+#define PRIuLEAST16 "u"
+#define PRIuLEAST32 "u"
+
+#define PRIuFAST8   "u"
+#define PRIuFAST16  "u"
+#define PRIuFAST32  "u"
+
+#define PRIuMAX     "u"
+#define PRIuPTR     "u"
+
+#define PRIx8       "x"
+#define PRIx16      "x"
+#define PRIx32      "x"
+
+#define PRIxLEAST8  "x"
+#define PRIxLEAST16 "x"
+#define PRIxLEAST32 "x"
+
+#define PRIxFAST8   "x"
+#define PRIxFAST16  "x"
+#define PRIxFAST32  "x"
+
+#define PRIxMAX     "x"
+#define PRIxPTR     "x"
+
+#define PRIX8       "X"
+#define PRIX16      "X"
+#define PRIX32      "X"
+
+#define PRIXLEAST8  "X"
+#define PRIXLEAST16 "X"
+#define PRIXLEAST32 "X"
+
+#define PRIXFAST8   "X"
+#define PRIXFAST16  "X"
+#define PRIXFAST32  "X"
+
+#define PRIXMAX     "X"
+#define PRIXPTR     "X"
+
+#define SCNd8       "hhd"
+#define SCNd16      "hd"
+#define SCNd32      "d"
+
+#define SCNdLEAST8  "hhd"
+#define SCNdLEAST16 "hd"
+#define SCNdLEAST32 "d"
+
+#define SCNdFAST8   "hhd"
+#define SCNdFAST16  "hd"
+#define SCNdFAST32  "d"
+
+#define SCNdMAX     "d"
+#define SCNdPTR     "d"
+
+#define SCNi8       "hhi"
+#define SCNi16      "hi"
+#define SCNi32      "i"
+
+#define SCNiLEAST8  "hhi"
+#define SCNiLEAST16 "hi"
+#define SCNiLEAST32 "i"
+
+#define SCNiFAST8   "hhi"
+#define SCNiFAST16  "hi"
+#define SCNiFAST32  "i"
+
+#define SCNiMAX     "i"
+#define SCNiPTR     "i"
+
+#define SCNo8       "hho"
+#define SCNo16      "ho"
+#define SCNo32      "o"
+
+#define SCNoLEAST8  "hho"
+#define SCNoLEAST16 "ho"
+#define SCNoLEAST32 "o"
+
+#define SCNoFAST8   "hho"
+#define SCNoFAST16  "ho"
+#define SCNoFAST32  "o"
+
+#define SCNoMAX     "o"
+#define SCNoPTR     "o"
+
+#define SCNu8       "hhu"
+#define SCNu16      "hu"
+#define SCNu32      "u"
+
+#define SCNuLEAST8  "hhu"
+#define SCNuLEAST16 "hu"
+#define SCNuLEAST32 "u"
+
+#define SCNuFAST8   "hhu"
+#define SCNuFAST16  "hu"
+#define SCNuFAST32  "u"
+
+#define SCNuMAX     "u"
+#define SCNuPTR     "u"
+
+#define SCNx8       "hhx"
+#define SCNx16      "hx"
+#define SCNx32      "x"
+
+#define SCNxLEAST8  "hhx"
+#define SCNxLEAST16 "hx"
+#define SCNxLEAST32 "x"
+
+#define SCNxFAST8   "hhx"
+#define SCNxFAST16  "hx"
+#define SCNxFAST32  "x"
+
+#define SCNxMAX     "x"
+#define SCNxPTR     "x"
+
+#endif /* __ARCH_Z16_INCLUDE_INTTYPES_H */
diff --git a/arch/z80/include/ez80/inttypes.h b/arch/z80/include/ez80/inttypes.h
new file mode 100644
index 0000000000..ee7cfb2861
--- /dev/null
+++ b/arch/z80/include/ez80/inttypes.h
@@ -0,0 +1,372 @@
+/****************************************************************************
+ * arch/z80/include/ez80/inttypes.h
+ *
+ *   Copyright (C) 2016 Omni Hoverboards Inc. All rights reserved.
+ *   Author: Paul Alexander Patience <paul-a.patience@polymtl.ca>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. 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.
+ * 3. Neither the name NuttX 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 OWNER 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 __ARCH_Z80_INCLUDE_EZ80_INTTYPES_H
+#define __ARCH_Z80_INCLUDE_EZ80_INTTYPES_H
+
+/****************************************************************************
+ * Included Files
+ ****************************************************************************/
+
+/****************************************************************************
+ * Pre-processor Definitions
+ ****************************************************************************/
+
+#ifdef CONFIG_EZ80_Z80MODE
+
+#  define PRId8       "d"
+#  define PRId16      "d"
+#  define PRId32      "ld"
+
+#  define PRIdLEAST8  "d"
+#  define PRIdLEAST16 "d"
+#  define PRIdLEAST32 "ld"
+
+#  define PRIdFAST8   "d"
+#  define PRIdFAST16  "d"
+#  define PRIdFAST32  "ld"
+
+#  define PRIdMAX     "ld"
+#  define PRIdPTR     "d"
+
+#  define PRIi8       "i"
+#  define PRIi16      "i"
+#  define PRIi32      "li"
+
+#  define PRIiLEAST8  "i"
+#  define PRIiLEAST16 "i"
+#  define PRIiLEAST32 "li"
+
+#  define PRIiFAST8   "i"
+#  define PRIiFAST16  "i"
+#  define PRIiFAST32  "li"
+
+#  define PRIiMAX     "li"
+#  define PRIiPTR     "i"
+
+#  define PRIo8       "o"
+#  define PRIo16      "o"
+#  define PRIo32      "lo"
+
+#  define PRIoLEAST8  "o"
+#  define PRIoLEAST16 "o"
+#  define PRIoLEAST32 "lo"
+
+#  define PRIoFAST8   "o"
+#  define PRIoFAST16  "o"
+#  define PRIoFAST32  "lo"
+
+#  define PRIoMAX     "lo"
+#  define PRIoPTR     "o"
+
+#  define PRIu8       "u"
+#  define PRIu16      "u"
+#  define PRIu32      "lu"
+
+#  define PRIuLEAST8  "u"
+#  define PRIuLEAST16 "u"
+#  define PRIuLEAST32 "lu"
+
+#  define PRIuFAST8   "u"
+#  define PRIuFAST16  "u"
+#  define PRIuFAST32  "lu"
+
+#  define PRIuMAX     "lu"
+#  define PRIuPTR     "u"
+
+#  define PRIx8       "x"
+#  define PRIx16      "x"
+#  define PRIx32      "lx"
+
+#  define PRIxLEAST8  "x"
+#  define PRIxLEAST16 "x"
+#  define PRIxLEAST32 "lx"
+
+#  define PRIxFAST8   "x"
+#  define PRIxFAST16  "x"
+#  define PRIxFAST32  "lx"
+
+#  define PRIxMAX     "lx"
+#  define PRIxPTR     "x"
+
+#  define PRIX8       "X"
+#  define PRIX16      "X"
+#  define PRIX32      "lX"
+
+#  define PRIXLEAST8  "X"
+#  define PRIXLEAST16 "X"
+#  define PRIXLEAST32 "lX"
+
+#  define PRIXFAST8   "X"
+#  define PRIXFAST16  "X"
+#  define PRIXFAST32  "lX"
+
+#  define PRIXMAX     "lX"
+#  define PRIXPTR     "X"
+
+#  define SCNd8       "hhd"
+#  define SCNd16      "hd"
+#  define SCNd32      "ld"
+
+#  define SCNdLEAST8  "hhd"
+#  define SCNdLEAST16 "hd"
+#  define SCNdLEAST32 "ld"
+
+#  define SCNdFAST8   "hhd"
+#  define SCNdFAST16  "hd"
+#  define SCNdFAST32  "ld"
+
+#  define SCNdMAX     "ld"
+#  define SCNdPTR     "hd"
+
+#  define SCNi8       "hhi"
+#  define SCNi16      "hi"
+#  define SCNi32      "li"
+
+#  define SCNiLEAST8  "hhi"
+#  define SCNiLEAST16 "hi"
+#  define SCNiLEAST32 "li"
+
+#  define SCNiFAST8   "hhi"
+#  define SCNiFAST16  "hi"
+#  define SCNiFAST32  "li"
+
+#  define SCNiMAX     "li"
+#  define SCNiPTR     "hi"
+
+#  define SCNo8       "hho"
+#  define SCNo16      "ho"
+#  define SCNo32      "lo"
+
+#  define SCNoLEAST8  "hho"
+#  define SCNoLEAST16 "ho"
+#  define SCNoLEAST32 "lo"
+
+#  define SCNoFAST8   "hho"
+#  define SCNoFAST16  "ho"
+#  define SCNoFAST32  "lo"
+
+#  define SCNoMAX     "lo"
+#  define SCNoPTR     "ho"
+
+#  define SCNu8       "hhu"
+#  define SCNu16      "hu"
+#  define SCNu32      "lu"
+
+#  define SCNuLEAST8  "hhu"
+#  define SCNuLEAST16 "hu"
+#  define SCNuLEAST32 "lu"
+
+#  define SCNuFAST8   "hhu"
+#  define SCNuFAST16  "hu"
+#  define SCNuFAST32  "lu"
+
+#  define SCNuMAX     "lu"
+#  define SCNuPTR     "hu"
+
+#  define SCNx8       "hhx"
+#  define SCNx16      "hx"
+#  define SCNx32      "lx"
+
+#  define SCNxLEAST8  "hhx"
+#  define SCNxLEAST16 "hx"
+#  define SCNxLEAST32 "lx"
+
+#  define SCNxFAST8   "hhx"
+#  define SCNxFAST16  "hx"
+#  define SCNxFAST32  "lx"
+
+#  define SCNxMAX     "lx"
+#  define SCNxPTR     "hx"
+
+#else
+
+#  define PRId8       "d"
+#  define PRId16      "d"
+#  define PRId32      "ld"
+
+#  define PRIdLEAST8  "d"
+#  define PRIdLEAST16 "d"
+#  define PRIdLEAST32 "ld"
+
+#  define PRIdFAST8   "d"
+#  define PRIdFAST16  "d"
+#  define PRIdFAST32  "ld"
+
+#  define PRIdMAX     "ld"
+
+#  define PRIi8       "i"
+#  define PRIi16      "i"
+#  define PRIi32      "li"
+
+#  define PRIiLEAST8  "i"
+#  define PRIiLEAST16 "i"
+#  define PRIiLEAST32 "li"
+
+#  define PRIiFAST8   "i"
+#  define PRIiFAST16  "i"
+#  define PRIiFAST32  "li"
+
+#  define PRIiMAX     "li"
+
+#  define PRIo8       "o"
+#  define PRIo16      "o"
+#  define PRIo32      "lo"
+
+#  define PRIoLEAST8  "o"
+#  define PRIoLEAST16 "o"
+#  define PRIoLEAST32 "lo"
+
+#  define PRIoFAST8   "o"
+#  define PRIoFAST16  "o"
+#  define PRIoFAST32  "lo"
+
+#  define PRIoMAX     "lo"
+
+#  define PRIu8       "u"
+#  define PRIu16      "u"
+#  define PRIu32      "lu"
+
+#  define PRIuLEAST8  "u"
+#  define PRIuLEAST16 "u"
+#  define PRIuLEAST32 "lu"
+
+#  define PRIuFAST8   "u"
+#  define PRIuFAST16  "u"
+#  define PRIuFAST32  "lu"
+
+#  define PRIuMAX     "lu"
+
+#  define PRIx8       "x"
+#  define PRIx16      "x"
+#  define PRIx32      "lx"
+
+#  define PRIxLEAST8  "x"
+#  define PRIxLEAST16 "x"
+#  define PRIxLEAST32 "lx"
+
+#  define PRIxFAST8   "x"
+#  define PRIxFAST16  "x"
+#  define PRIxFAST32  "lx"
+
+#  define PRIxMAX     "lx"
+
+#  define PRIX8       "X"
+#  define PRIX16      "X"
+#  define PRIX32      "lX"
+
+#  define PRIXLEAST8  "X"
+#  define PRIXLEAST16 "X"
+#  define PRIXLEAST32 "lX"
+
+#  define PRIXFAST8   "X"
+#  define PRIXFAST16  "X"
+#  define PRIXFAST32  "lX"
+
+#  define PRIXMAX     "lX"
+
+#  define SCNd8       "hhd"
+#  define SCNd16      "hd"
+#  define SCNd32      "ld"
+
+#  define SCNdLEAST8  "hhd"
+#  define SCNdLEAST16 "hd"
+#  define SCNdLEAST32 "ld"
+
+#  define SCNdFAST8   "hhd"
+#  define SCNdFAST16  "hd"
+#  define SCNdFAST32  "ld"
+
+#  define SCNdMAX     "ld"
+
+#  define SCNi8       "hhi"
+#  define SCNi16      "hi"
+#  define SCNi32      "li"
+
+#  define SCNiLEAST8  "hhi"
+#  define SCNiLEAST16 "hi"
+#  define SCNiLEAST32 "li"
+
+#  define SCNiFAST8   "hhi"
+#  define SCNiFAST16  "hi"
+#  define SCNiFAST32  "li"
+
+#  define SCNiMAX     "li"
+
+#  define SCNo8       "hho"
+#  define SCNo16      "ho"
+#  define SCNo32      "lo"
+
+#  define SCNoLEAST8  "hho"
+#  define SCNoLEAST16 "ho"
+#  define SCNoLEAST32 "lo"
+
+#  define SCNoFAST8   "hho"
+#  define SCNoFAST16  "ho"
+#  define SCNoFAST32  "lo"
+
+#  define SCNoMAX     "lo"
+
+#  define SCNu8       "hhu"
+#  define SCNu16      "hu"
+#  define SCNu32      "lu"
+
+#  define SCNuLEAST8  "hhu"
+#  define SCNuLEAST16 "hu"
+#  define SCNuLEAST32 "lu"
+
+#  define SCNuFAST8   "hhu"
+#  define SCNuFAST16  "hu"
+#  define SCNuFAST32  "lu"
+
+#  define SCNuMAX     "lu"
+
+#  define SCNx8       "hhx"
+#  define SCNx16      "hx"
+#  define SCNx32      "lx"
+
+#  define SCNxLEAST8  "hhx"
+#  define SCNxLEAST16 "hx"
+#  define SCNxLEAST32 "lx"
+
+#  define SCNxFAST8   "hhx"
+#  define SCNxFAST16  "hx"
+#  define SCNxFAST32  "lx"
+
+#  define SCNxMAX     "lx"
+
+#endif
+
+#endif /* __ARCH_Z80_INCLUDE_EZ80_INTTYPES_H */
diff --git a/arch/z80/include/inttypes.h b/arch/z80/include/inttypes.h
new file mode 100644
index 0000000000..0ff8561a31
--- /dev/null
+++ b/arch/z80/include/inttypes.h
@@ -0,0 +1,49 @@
+/****************************************************************************
+ * arch/z80/include/inttypes.h
+ *
+ *   Copyright (C) 2016 Omni Hoverboards Inc. All rights reserved.
+ *   Author: Paul Alexander Patience <paul-a.patience@polymtl.ca>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. 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.
+ * 3. Neither the name NuttX 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 OWNER 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 __ARCH_Z80_INCLUDE_INTTYPES_H
+#define __ARCH_Z80_INCLUDE_INTTYPES_H
+
+/****************************************************************************
+ * Included Files
+ ****************************************************************************/
+
+#include <arch/chip/types.h>
+
+/****************************************************************************
+ * Pre-processor Definitions
+ ****************************************************************************/
+
+#endif /* __ARCH_Z80_INCLUDE_INTTYPES_H */
diff --git a/arch/z80/include/z180/inttypes.h b/arch/z80/include/z180/inttypes.h
new file mode 100644
index 0000000000..efd4cdca2f
--- /dev/null
+++ b/arch/z80/include/z180/inttypes.h
@@ -0,0 +1,212 @@
+/****************************************************************************
+ * arch/z80/include/z180/inttypes.h
+ *
+ *   Copyright (C) 2016 Omni Hoverboards Inc. All rights reserved.
+ *   Author: Paul Alexander Patience <paul-a.patience@polymtl.ca>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. 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.
+ * 3. Neither the name NuttX 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 OWNER 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 __ARCH_Z80_INCLUDE_Z180_INTTYPES_H
+#define __ARCH_Z80_INCLUDE_Z180_INTTYPES_H
+
+/****************************************************************************
+ * Included Files
+ ****************************************************************************/
+
+/****************************************************************************
+ * Pre-processor Definitions
+ ****************************************************************************/
+
+#define PRId8       "d"
+#define PRId16      "d"
+#define PRId32      "ld"
+
+#define PRIdLEAST8  "d"
+#define PRIdLEAST16 "d"
+#define PRIdLEAST32 "ld"
+
+#define PRIdFAST8   "d"
+#define PRIdFAST16  "d"
+#define PRIdFAST32  "ld"
+
+#define PRIdMAX     "ld"
+#define PRIdPTR     "d"
+
+#define PRIi8       "i"
+#define PRIi16      "i"
+#define PRIi32      "li"
+
+#define PRIiLEAST8  "i"
+#define PRIiLEAST16 "i"
+#define PRIiLEAST32 "li"
+
+#define PRIiFAST8   "i"
+#define PRIiFAST16  "i"
+#define PRIiFAST32  "li"
+
+#define PRIiMAX     "li"
+#define PRIiPTR     "i"
+
+#define PRIo8       "o"
+#define PRIo16      "o"
+#define PRIo32      "lo"
+
+#define PRIoLEAST8  "o"
+#define PRIoLEAST16 "o"
+#define PRIoLEAST32 "lo"
+
+#define PRIoFAST8   "o"
+#define PRIoFAST16  "o"
+#define PRIoFAST32  "lo"
+
+#define PRIoMAX     "lo"
+#define PRIoPTR     "o"
+
+#define PRIu8       "u"
+#define PRIu16      "u"
+#define PRIu32      "lu"
+
+#define PRIuLEAST8  "u"
+#define PRIuLEAST16 "u"
+#define PRIuLEAST32 "lu"
+
+#define PRIuFAST8   "u"
+#define PRIuFAST16  "u"
+#define PRIuFAST32  "lu"
+
+#define PRIuMAX     "lu"
+#define PRIuPTR     "u"
+
+#define PRIx8       "x"
+#define PRIx16      "x"
+#define PRIx32      "lx"
+
+#define PRIxLEAST8  "x"
+#define PRIxLEAST16 "x"
+#define PRIxLEAST32 "lx"
+
+#define PRIxFAST8   "x"
+#define PRIxFAST16  "x"
+#define PRIxFAST32  "lx"
+
+#define PRIxMAX     "lx"
+#define PRIxPTR     "x"
+
+#define PRIX8       "X"
+#define PRIX16      "X"
+#define PRIX32      "lX"
+
+#define PRIXLEAST8  "X"
+#define PRIXLEAST16 "X"
+#define PRIXLEAST32 "lX"
+
+#define PRIXFAST8   "X"
+#define PRIXFAST16  "X"
+#define PRIXFAST32  "lX"
+
+#define PRIXMAX     "lX"
+#define PRIXPTR     "X"
+
+#define SCNd8       "hhd"
+#define SCNd16      "d"
+#define SCNd32      "ld"
+
+#define SCNdLEAST8  "hhd"
+#define SCNdLEAST16 "d"
+#define SCNdLEAST32 "ld"
+
+#define SCNdFAST8   "hhd"
+#define SCNdFAST16  "d"
+#define SCNdFAST32  "ld"
+
+#define SCNdMAX     "ld"
+#define SCNdPTR     "d"
+
+#define SCNi8       "hhi"
+#define SCNi16      "i"
+#define SCNi32      "li"
+
+#define SCNiLEAST8  "hhi"
+#define SCNiLEAST16 "i"
+#define SCNiLEAST32 "li"
+
+#define SCNiFAST8   "hhi"
+#define SCNiFAST16  "i"
+#define SCNiFAST32  "li"
+
+#define SCNiMAX     "li"
+#define SCNiPTR     "i"
+
+#define SCNo8       "hho"
+#define SCNo16      "o"
+#define SCNo32      "lo"
+
+#define SCNoLEAST8  "hho"
+#define SCNoLEAST16 "o"
+#define SCNoLEAST32 "lo"
+
+#define SCNoFAST8   "hho"
+#define SCNoFAST16  "o"
+#define SCNoFAST32  "lo"
+
+#define SCNoMAX     "lo"
+#define SCNoPTR     "o"
+
+#define SCNu8       "hhu"
+#define SCNu16      "u"
+#define SCNu32      "lu"
+
+#define SCNuLEAST8  "hhu"
+#define SCNuLEAST16 "u"
+#define SCNuLEAST32 "lu"
+
+#define SCNuFAST8   "hhu"
+#define SCNuFAST16  "u"
+#define SCNuFAST32  "lu"
+
+#define SCNuMAX     "lu"
+#define SCNuPTR     "u"
+
+#define SCNx8       "hhx"
+#define SCNx16      "x"
+#define SCNx32      "lx"
+
+#define SCNxLEAST8  "hhx"
+#define SCNxLEAST16 "x"
+#define SCNxLEAST32 "lx"
+
+#define SCNxFAST8   "hhx"
+#define SCNxFAST16  "x"
+#define SCNxFAST32  "lx"
+
+#define SCNxMAX     "lx"
+#define SCNxPTR     "x"
+
+#endif /* __ARCH_Z80_INCLUDE_Z180_INTTYPES_H */
diff --git a/arch/z80/include/z8/inttypes.h b/arch/z80/include/z8/inttypes.h
new file mode 100644
index 0000000000..9f7eb0a3e4
--- /dev/null
+++ b/arch/z80/include/z8/inttypes.h
@@ -0,0 +1,212 @@
+/****************************************************************************
+ * arch/z80/include/z8/inttypes.h
+ *
+ *   Copyright (C) 2016 Omni Hoverboards Inc. All rights reserved.
+ *   Author: Paul Alexander Patience <paul-a.patience@polymtl.ca>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. 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.
+ * 3. Neither the name NuttX 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 OWNER 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 __ARCH_Z80_INCLUDE_Z8_INTTYPES_H
+#define __ARCH_Z80_INCLUDE_Z8_INTTYPES_H
+
+/****************************************************************************
+ * Included Files
+ ****************************************************************************/
+
+/****************************************************************************
+ * Pre-processor Definitions
+ ****************************************************************************/
+
+#define PRId8       "d"
+#define PRId16      "d"
+#define PRId32      "ld"
+
+#define PRIdLEAST8  "d"
+#define PRIdLEAST16 "d"
+#define PRIdLEAST32 "ld"
+
+#define PRIdFAST8   "d"
+#define PRIdFAST16  "d"
+#define PRIdFAST32  "ld"
+
+#define PRIdMAX     "ld"
+#define PRIdPTR     "d"
+
+#define PRIi8       "i"
+#define PRIi16      "i"
+#define PRIi32      "li"
+
+#define PRIiLEAST8  "i"
+#define PRIiLEAST16 "i"
+#define PRIiLEAST32 "li"
+
+#define PRIiFAST8   "i"
+#define PRIiFAST16  "i"
+#define PRIiFAST32  "li"
+
+#define PRIiMAX     "li"
+#define PRIiPTR     "i"
+
+#define PRIo8       "o"
+#define PRIo16      "o"
+#define PRIo32      "lo"
+
+#define PRIoLEAST8  "o"
+#define PRIoLEAST16 "o"
+#define PRIoLEAST32 "lo"
+
+#define PRIoFAST8   "o"
+#define PRIoFAST16  "o"
+#define PRIoFAST32  "lo"
+
+#define PRIoMAX     "lo"
+#define PRIoPTR     "o"
+
+#define PRIu8       "u"
+#define PRIu16      "u"
+#define PRIu32      "lu"
+
+#define PRIuLEAST8  "u"
+#define PRIuLEAST16 "u"
+#define PRIuLEAST32 "lu"
+
+#define PRIuFAST8   "u"
+#define PRIuFAST16  "u"
+#define PRIuFAST32  "lu"
+
+#define PRIuMAX     "lu"
+#define PRIuPTR     "u"
+
+#define PRIx8       "x"
+#define PRIx16      "x"
+#define PRIx32      "lx"
+
+#define PRIxLEAST8  "x"
+#define PRIxLEAST16 "x"
+#define PRIxLEAST32 "lx"
+
+#define PRIxFAST8   "x"
+#define PRIxFAST16  "x"
+#define PRIxFAST32  "lx"
+
+#define PRIxMAX     "lx"
+#define PRIxPTR     "x"
+
+#define PRIX8       "X"
+#define PRIX16      "X"
+#define PRIX32      "lX"
+
+#define PRIXLEAST8  "X"
+#define PRIXLEAST16 "X"
+#define PRIXLEAST32 "lX"
+
+#define PRIXFAST8   "X"
+#define PRIXFAST16  "X"
+#define PRIXFAST32  "lX"
+
+#define PRIXMAX     "lX"
+#define PRIXPTR     "X"
+
+#define SCNd8       "hhd"
+#define SCNd16      "d"
+#define SCNd32      "ld"
+
+#define SCNdLEAST8  "hhd"
+#define SCNdLEAST16 "d"
+#define SCNdLEAST32 "ld"
+
+#define SCNdFAST8   "hhd"
+#define SCNdFAST16  "d"
+#define SCNdFAST32  "ld"
+
+#define SCNdMAX     "ld"
+#define SCNdPTR     "d"
+
+#define SCNi8       "hhi"
+#define SCNi16      "i"
+#define SCNi32      "li"
+
+#define SCNiLEAST8  "hhi"
+#define SCNiLEAST16 "i"
+#define SCNiLEAST32 "li"
+
+#define SCNiFAST8   "hhi"
+#define SCNiFAST16  "i"
+#define SCNiFAST32  "li"
+
+#define SCNiMAX     "li"
+#define SCNiPTR     "i"
+
+#define SCNo8       "hho"
+#define SCNo16      "o"
+#define SCNo32      "lo"
+
+#define SCNoLEAST8  "hho"
+#define SCNoLEAST16 "o"
+#define SCNoLEAST32 "lo"
+
+#define SCNoFAST8   "hho"
+#define SCNoFAST16  "o"
+#define SCNoFAST32  "lo"
+
+#define SCNoMAX     "lo"
+#define SCNoPTR     "o"
+
+#define SCNu8       "hhu"
+#define SCNu16      "u"
+#define SCNu32      "lu"
+
+#define SCNuLEAST8  "hhu"
+#define SCNuLEAST16 "u"
+#define SCNuLEAST32 "lu"
+
+#define SCNuFAST8   "hhu"
+#define SCNuFAST16  "u"
+#define SCNuFAST32  "lu"
+
+#define SCNuMAX     "lu"
+#define SCNuPTR     "u"
+
+#define SCNx8       "hhx"
+#define SCNx16      "x"
+#define SCNx32      "lx"
+
+#define SCNxLEAST8  "hhx"
+#define SCNxLEAST16 "x"
+#define SCNxLEAST32 "lx"
+
+#define SCNxFAST8   "hhx"
+#define SCNxFAST16  "x"
+#define SCNxFAST32  "lx"
+
+#define SCNxMAX     "lx"
+#define SCNxPTR     "x"
+
+#endif /* __ARCH_Z80_INCLUDE_Z8_INTTYPES_H */
diff --git a/arch/z80/include/z80/inttypes.h b/arch/z80/include/z80/inttypes.h
new file mode 100644
index 0000000000..b8c3964355
--- /dev/null
+++ b/arch/z80/include/z80/inttypes.h
@@ -0,0 +1,212 @@
+/****************************************************************************
+ * arch/z80/include/z80/inttypes.h
+ *
+ *   Copyright (C) 2016 Omni Hoverboards Inc. All rights reserved.
+ *   Author: Paul Alexander Patience <paul-a.patience@polymtl.ca>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. 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.
+ * 3. Neither the name NuttX 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 OWNER 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 __ARCH_Z80_INCLUDE_Z80_INTTYPES_H
+#define __ARCH_Z80_INCLUDE_Z80_INTTYPES_H
+
+/****************************************************************************
+ * Included Files
+ ****************************************************************************/
+
+/****************************************************************************
+ * Pre-processor Definitions
+ ****************************************************************************/
+
+#define PRId8       "d"
+#define PRId16      "d"
+#define PRId32      "ld"
+
+#define PRIdLEAST8  "d"
+#define PRIdLEAST16 "d"
+#define PRIdLEAST32 "ld"
+
+#define PRIdFAST8   "d"
+#define PRIdFAST16  "d"
+#define PRIdFAST32  "ld"
+
+#define PRIdMAX     "ld"
+#define PRIdPTR     "d"
+
+#define PRIi8       "i"
+#define PRIi16      "i"
+#define PRIi32      "li"
+
+#define PRIiLEAST8  "i"
+#define PRIiLEAST16 "i"
+#define PRIiLEAST32 "li"
+
+#define PRIiFAST8   "i"
+#define PRIiFAST16  "i"
+#define PRIiFAST32  "li"
+
+#define PRIiMAX     "li"
+#define PRIiPTR     "i"
+
+#define PRIo8       "o"
+#define PRIo16      "o"
+#define PRIo32      "lo"
+
+#define PRIoLEAST8  "o"
+#define PRIoLEAST16 "o"
+#define PRIoLEAST32 "lo"
+
+#define PRIoFAST8   "o"
+#define PRIoFAST16  "o"
+#define PRIoFAST32  "lo"
+
+#define PRIoMAX     "lo"
+#define PRIoPTR     "o"
+
+#define PRIu8       "u"
+#define PRIu16      "u"
+#define PRIu32      "lu"
+
+#define PRIuLEAST8  "u"
+#define PRIuLEAST16 "u"
+#define PRIuLEAST32 "lu"
+
+#define PRIuFAST8   "u"
+#define PRIuFAST16  "u"
+#define PRIuFAST32  "lu"
+
+#define PRIuMAX     "lu"
+#define PRIuPTR     "u"
+
+#define PRIx8       "x"
+#define PRIx16      "x"
+#define PRIx32      "lx"
+
+#define PRIxLEAST8  "x"
+#define PRIxLEAST16 "x"
+#define PRIxLEAST32 "lx"
+
+#define PRIxFAST8   "x"
+#define PRIxFAST16  "x"
+#define PRIxFAST32  "lx"
+
+#define PRIxMAX     "lx"
+#define PRIxPTR     "x"
+
+#define PRIX8       "X"
+#define PRIX16      "X"
+#define PRIX32      "lX"
+
+#define PRIXLEAST8  "X"
+#define PRIXLEAST16 "X"
+#define PRIXLEAST32 "lX"
+
+#define PRIXFAST8   "X"
+#define PRIXFAST16  "X"
+#define PRIXFAST32  "lX"
+
+#define PRIXMAX     "lX"
+#define PRIXPTR     "X"
+
+#define SCNd8       "hhd"
+#define SCNd16      "d"
+#define SCNd32      "ld"
+
+#define SCNdLEAST8  "hhd"
+#define SCNdLEAST16 "d"
+#define SCNdLEAST32 "ld"
+
+#define SCNdFAST8   "hhd"
+#define SCNdFAST16  "d"
+#define SCNdFAST32  "ld"
+
+#define SCNdMAX     "ld"
+#define SCNdPTR     "d"
+
+#define SCNi8       "hhi"
+#define SCNi16      "i"
+#define SCNi32      "li"
+
+#define SCNiLEAST8  "hhi"
+#define SCNiLEAST16 "i"
+#define SCNiLEAST32 "li"
+
+#define SCNiFAST8   "hhi"
+#define SCNiFAST16  "i"
+#define SCNiFAST32  "li"
+
+#define SCNiMAX     "li"
+#define SCNiPTR     "i"
+
+#define SCNo8       "hho"
+#define SCNo16      "o"
+#define SCNo32      "lo"
+
+#define SCNoLEAST8  "hho"
+#define SCNoLEAST16 "o"
+#define SCNoLEAST32 "lo"
+
+#define SCNoFAST8   "hho"
+#define SCNoFAST16  "o"
+#define SCNoFAST32  "lo"
+
+#define SCNoMAX     "lo"
+#define SCNoPTR     "o"
+
+#define SCNu8       "hhu"
+#define SCNu16      "u"
+#define SCNu32      "lu"
+
+#define SCNuLEAST8  "hhu"
+#define SCNuLEAST16 "u"
+#define SCNuLEAST32 "lu"
+
+#define SCNuFAST8   "hhu"
+#define SCNuFAST16  "u"
+#define SCNuFAST32  "lu"
+
+#define SCNuMAX     "lu"
+#define SCNuPTR     "u"
+
+#define SCNx8       "hhx"
+#define SCNx16      "x"
+#define SCNx32      "lx"
+
+#define SCNxLEAST8  "hhx"
+#define SCNxLEAST16 "x"
+#define SCNxLEAST32 "lx"
+
+#define SCNxFAST8   "hhx"
+#define SCNxFAST16  "x"
+#define SCNxFAST32  "lx"
+
+#define SCNxMAX     "lx"
+#define SCNxPTR     "x"
+
+#endif /* __ARCH_Z80_INCLUDE_Z80_INTTYPES_H */
diff --git a/include/inttypes.h b/include/inttypes.h
index 9aa1c04973..e9177c7e89 100644
--- a/include/inttypes.h
+++ b/include/inttypes.h
@@ -49,6 +49,8 @@
 
 #include <stdint.h>
 
+#include <arch/inttypes.h>
+
 /****************************************************************************
  * Pre-processor Definitions
  ****************************************************************************/