diff --git a/Makefile b/Makefile
index 6c5ba8ca9..9b5e4d856 100644
--- a/Makefile
+++ b/Makefile
@@ -25,7 +25,7 @@ LIBNAME=$(LIB).so.1.0
 HEADER_DIR=${PREFIX}/include/RF24
 
 # The base location of support files for different devices
-ARCH_DIR=arch
+ARCH_DIR=utility
 
 # The default objects to compile
 OBJECTS=RF24.o spi.o
diff --git a/Makefile.littlewire b/Makefile.littlewire
index accaa685e..d6f25dce6 100644
--- a/Makefile.littlewire
+++ b/Makefile.littlewire
@@ -18,7 +18,7 @@ LIB=librf24
 
 HEADER_DIR=${PREFIX}/include/RF24
 LIB_DIR=$(PREFIX)/lib
-DRIVER_DIR=arch/LittleWire
+DRIVER_DIR=utility/LittleWire
 
 ifeq ($(shell uname), Linux)
 	DYN_SUFFIX=so
diff --git a/RF24.h b/RF24.h
index c9afc46bb..d9a305200 100644
--- a/RF24.h
+++ b/RF24.h
@@ -18,7 +18,7 @@
 #include "RF24_config.h"
 
 #if defined (RF24_LINUX)
-  #include "arch/includes.h"
+  #include "utility/includes.h"
 #elif LITTLEWIRE
   #include <LittleWireSPI/LittleWireSPI.h>
 #elif defined SOFTSPI
@@ -1333,7 +1333,7 @@ s   *
  *
  * **March 2015**<br>
  * - Uses SPI transactions on Arduino
- * - New layout for <a href="Portability.html">easier portability:</a> Break out defines & includes for individual platforms to RF24/arch
+ * - New layout for <a href="Portability.html">easier portability:</a> Break out defines & includes for individual platforms to RF24/utility
  * - <a href="MRAA.html">MRAA</a> support added ( Galileo, Edison, etc)
  * - <a href="BBB.html">BBB/Generic Linux </a> support via spidev & MRAA
  * - Support for RPi 2 added
@@ -1547,7 +1547,7 @@ s   *
  * BeagleBone Black is supported via MRAA or SPIDEV.
  *
  *  @note The SPIDEV option should work with most Linux systems supporting SPIDEV. <br>
- *  Users may need to edit the RF24/arch/BBB/spi.cpp file to configure the spi device. (Defaults: "/dev/spidev1.0";  or  "/dev/spidev1.1"; )
+ *  Users may need to edit the RF24/utility/BBB/spi.cpp file to configure the spi device. (Defaults: "/dev/spidev1.0";  or  "/dev/spidev1.1"; )
  *
  * <br>
  * @section AutoInstall Automated Install 
@@ -1713,7 +1713,7 @@ s   *
  *
  * Build using **spidev**:
  *
- * 1. Edit the RF24/arch/BBB/spi.cpp file
+ * 1. Edit the RF24/utility/BBB/spi.cpp file
  * 2. Change the default device definition to @code this->device = "/dev/spidev0.0";; @endcode
  * 3. Run @code sudo make install -B RF24_SPIDEV=1 @endcode
  * 4. See the gettingstarted example for an example of pin configuration
@@ -1829,13 +1829,13 @@ s   *
  * @page Portability RF24 Portability
  *
  * The RF24 radio driver mainly utilizes the <a href="http://arduino.cc/en/reference/homePage">Arduino API</a> for GPIO, SPI, and timing functions, which are easily replicated
- * on various platforms. <br>Support files for these platforms are stored under RF24/arch, and can be modified to provide 
+ * on various platforms. <br>Support files for these platforms are stored under RF24/utility, and can be modified to provide 
  * the required functionality.
  * 
  * <br>
  * @section Hardware_Templates Basic Hardware Template
  *
- * **RF24/arch**
+ * **RF24/utility**
  *
  * The RF24 library now includes a basic hardware template to assist in porting to various platforms. <br> The following files can be included
  * to replicate standard Arduino functions as needed, allowing devices from ATTiny to Raspberry Pi to utilize the same core RF24 driver.
@@ -1850,13 +1850,13 @@ s   *
  * | your_custom_file.h | Provides access to custom drivers for spi,gpio, etc                          | 
  *
  * <br>
- * Examples are provided via the included hardware support templates in **RF24/arch** <br>
+ * Examples are provided via the included hardware support templates in **RF24/utility** <br>
  * See the <a href="modules.html">modules</a> page for examples of class declarations 
  *
  *<br>
  * @section Device_Detection Device Detection
  *
- * 1. The main detection for Linux devices is done in the Makefile, with the includes.h from the proper hardware directory copied to RF24/arch/includes.h <br>
+ * 1. The main detection for Linux devices is done in the Makefile, with the includes.h from the proper hardware directory copied to RF24/utility/includes.h <br>
  * 2. Secondary detection is completed in RF24_config.h, causing the include.h file to be included for all supported Linux devices <br>
  * 3. RF24.h contains the declaration for SPI and GPIO objects 'spi' and 'gpio' to be used for porting-in related functions.
  *
diff --git a/RF24_config.h b/RF24_config.h
index 95f95b804..9f36b153e 100644
--- a/RF24_config.h
+++ b/RF24_config.h
@@ -32,26 +32,26 @@
 //Generic Linux/ARM and //http://iotdk.intel.com/docs/master/mraa/
 #if ( defined (__linux) || defined (LINUX) ) && defined( __arm__ ) || defined(MRAA) // BeagleBone Black running GNU/Linux or any other ARM-based linux device
 
-  // The Makefile checks for bcm2835 (RPi) and copies the correct includes.h file to /arch/includes.h (Default is spidev config)
+  // The Makefile checks for bcm2835 (RPi) and copies the correct includes.h file to /utility/includes.h (Default is spidev config)
   // This behavior can be overridden by calling 'make RF24_SPIDEV=1' or 'make RF24_MRAA=1'
   // The includes.h file defines either RF24_RPi, MRAA or RF24_BBB and includes the correct RF24_arch_config.h file
-  #include "arch/includes.h"
+  #include "utility/includes.h"
 
 //ATTiny  
 #elif defined(__AVR_ATtiny25__) || defined(__AVR_ATtiny45__) || defined(__AVR_ATtiny85__) || defined(__AVR_ATtiny24__) || defined(__AVR_ATtiny44__) || defined(__AVR_ATtiny84__)
   
   #define RF24_TINY
-  #include "arch/ATTiny/RF24_arch_config.h"
+  #include "utility/ATTiny/RF24_arch_config.h"
 
 //LittleWire  
 #elif defined(LITTLEWIRE)
   
-  #include "arch/LittleWire/RF24_arch_config.h"
+  #include "utility/LittleWire/RF24_arch_config.h"
 
 //Teensy  
 #elif defined (TEENSYDUINO)
 
-  #include "arch/Teensy/RF24_arch_config.h"  
+  #include "utility/Teensy/RF24_arch_config.h"  
 //Everything else
 #else 
 
diff --git a/arch/ATTiny/RF24_arch_config.h b/utility/ATTiny/RF24_arch_config.h
similarity index 100%
rename from arch/ATTiny/RF24_arch_config.h
rename to utility/ATTiny/RF24_arch_config.h
diff --git a/arch/ATTiny/spi.h b/utility/ATTiny/spi.h
similarity index 100%
rename from arch/ATTiny/spi.h
rename to utility/ATTiny/spi.h
diff --git a/arch/BBB/RF24_arch_config.h b/utility/BBB/RF24_arch_config.h
similarity index 100%
rename from arch/BBB/RF24_arch_config.h
rename to utility/BBB/RF24_arch_config.h
diff --git a/arch/BBB/compatibility.c b/utility/BBB/compatibility.c
similarity index 100%
rename from arch/BBB/compatibility.c
rename to utility/BBB/compatibility.c
diff --git a/arch/BBB/compatibility.h b/utility/BBB/compatibility.h
similarity index 100%
rename from arch/BBB/compatibility.h
rename to utility/BBB/compatibility.h
diff --git a/arch/BBB/gpio.cpp b/utility/BBB/gpio.cpp
similarity index 100%
rename from arch/BBB/gpio.cpp
rename to utility/BBB/gpio.cpp
diff --git a/arch/BBB/gpio.h b/utility/BBB/gpio.h
similarity index 100%
rename from arch/BBB/gpio.h
rename to utility/BBB/gpio.h
diff --git a/arch/BBB/includes.h b/utility/BBB/includes.h
similarity index 100%
rename from arch/BBB/includes.h
rename to utility/BBB/includes.h
diff --git a/arch/BBB/spi.cpp b/utility/BBB/spi.cpp
similarity index 100%
rename from arch/BBB/spi.cpp
rename to utility/BBB/spi.cpp
diff --git a/arch/BBB/spi.h b/utility/BBB/spi.h
similarity index 100%
rename from arch/BBB/spi.h
rename to utility/BBB/spi.h
diff --git a/arch/Due/RF24_arch_config.h b/utility/Due/RF24_arch_config.h
similarity index 100%
rename from arch/Due/RF24_arch_config.h
rename to utility/Due/RF24_arch_config.h
diff --git a/arch/LittleWire/RF24_arch_config.h b/utility/LittleWire/RF24_arch_config.h
similarity index 100%
rename from arch/LittleWire/RF24_arch_config.h
rename to utility/LittleWire/RF24_arch_config.h
diff --git a/arch/MRAA/RF24_arch_config.h b/utility/MRAA/RF24_arch_config.h
similarity index 100%
rename from arch/MRAA/RF24_arch_config.h
rename to utility/MRAA/RF24_arch_config.h
diff --git a/arch/MRAA/compatibility.c b/utility/MRAA/compatibility.c
similarity index 100%
rename from arch/MRAA/compatibility.c
rename to utility/MRAA/compatibility.c
diff --git a/arch/MRAA/compatibility.h b/utility/MRAA/compatibility.h
similarity index 100%
rename from arch/MRAA/compatibility.h
rename to utility/MRAA/compatibility.h
diff --git a/arch/MRAA/gpio.cpp b/utility/MRAA/gpio.cpp
similarity index 100%
rename from arch/MRAA/gpio.cpp
rename to utility/MRAA/gpio.cpp
diff --git a/arch/MRAA/gpio.h b/utility/MRAA/gpio.h
similarity index 100%
rename from arch/MRAA/gpio.h
rename to utility/MRAA/gpio.h
diff --git a/arch/MRAA/includes.h b/utility/MRAA/includes.h
similarity index 100%
rename from arch/MRAA/includes.h
rename to utility/MRAA/includes.h
diff --git a/arch/MRAA/spi.cpp b/utility/MRAA/spi.cpp
similarity index 100%
rename from arch/MRAA/spi.cpp
rename to utility/MRAA/spi.cpp
diff --git a/arch/MRAA/spi.h b/utility/MRAA/spi.h
similarity index 100%
rename from arch/MRAA/spi.h
rename to utility/MRAA/spi.h
diff --git a/arch/RPi/RF24_arch_config.h b/utility/RPi/RF24_arch_config.h
similarity index 100%
rename from arch/RPi/RF24_arch_config.h
rename to utility/RPi/RF24_arch_config.h
diff --git a/arch/RPi/bcm2835.c b/utility/RPi/bcm2835.c
similarity index 100%
rename from arch/RPi/bcm2835.c
rename to utility/RPi/bcm2835.c
diff --git a/arch/RPi/bcm2835.h b/utility/RPi/bcm2835.h
similarity index 100%
rename from arch/RPi/bcm2835.h
rename to utility/RPi/bcm2835.h
diff --git a/arch/RPi/includes.h b/utility/RPi/includes.h
similarity index 100%
rename from arch/RPi/includes.h
rename to utility/RPi/includes.h
diff --git a/arch/RPi/spi.cpp b/utility/RPi/spi.cpp
similarity index 100%
rename from arch/RPi/spi.cpp
rename to utility/RPi/spi.cpp
diff --git a/arch/RPi/spi.h b/utility/RPi/spi.h
similarity index 100%
rename from arch/RPi/spi.h
rename to utility/RPi/spi.h
diff --git a/arch/Teensy/RF24_arch_config.h b/utility/Teensy/RF24_arch_config.h
similarity index 100%
rename from arch/Teensy/RF24_arch_config.h
rename to utility/Teensy/RF24_arch_config.h
diff --git a/arch/Template/RF24_arch_config.h b/utility/Template/RF24_arch_config.h
similarity index 100%
rename from arch/Template/RF24_arch_config.h
rename to utility/Template/RF24_arch_config.h
diff --git a/arch/Template/compatibility.h b/utility/Template/compatibility.h
similarity index 100%
rename from arch/Template/compatibility.h
rename to utility/Template/compatibility.h
diff --git a/arch/Template/gpio.h b/utility/Template/gpio.h
similarity index 100%
rename from arch/Template/gpio.h
rename to utility/Template/gpio.h
diff --git a/arch/Template/includes.h b/utility/Template/includes.h
similarity index 100%
rename from arch/Template/includes.h
rename to utility/Template/includes.h
diff --git a/arch/Template/spi.h b/utility/Template/spi.h
similarity index 100%
rename from arch/Template/spi.h
rename to utility/Template/spi.h