diff --git a/os/hal/boards/WVSHARE_BLE400/board.h b/os/hal/boards/WVSHARE_BLE400/board.h
index 957fe7e4..189010c1 100644
--- a/os/hal/boards/WVSHARE_BLE400/board.h
+++ b/os/hal/boards/WVSHARE_BLE400/board.h
@@ -33,6 +33,11 @@
 #define UART_TX        9
 #define UART_RX        11
 
+#define SPI_SCK        25
+#define SPI_MOSI       24
+#define SPI_MISO       23
+#define SPI_SS         30
+
 #if !defined(_FROM_ASM_)
 #ifdef __cplusplus
 extern "C" {
diff --git a/os/hal/ports/NRF51/NRF51822/platform.mk b/os/hal/ports/NRF51/NRF51822/platform.mk
index 10aad232..4647bc1d 100644
--- a/os/hal/ports/NRF51/NRF51822/platform.mk
+++ b/os/hal/ports/NRF51/NRF51822/platform.mk
@@ -3,7 +3,8 @@ PLATFORMSRC = ${CHIBIOS}/os/hal/ports/common/ARMCMx/nvic.c \
               ${CHIBIOS}/community/os/hal/ports/NRF51/NRF51822/hal_lld.c \
               ${CHIBIOS}/community/os/hal/ports/NRF51/NRF51822/pal_lld.c \
               ${CHIBIOS}/community/os/hal/ports/NRF51/NRF51822/serial_lld.c \
-              ${CHIBIOS}/community/os/hal/ports/NRF51/NRF51822/st_lld.c
+              ${CHIBIOS}/community/os/hal/ports/NRF51/NRF51822/st_lld.c \
+              ${CHIBIOS}/community/os/hal/ports/NRF51/NRF51822/spi_lld.c
 
 # Required include directories
 PLATFORMINC = ${CHIBIOS}/os/hal/ports/common/ARMCMx \
diff --git a/os/hal/ports/NRF51/NRF51822/spi_lld.c b/os/hal/ports/NRF51/NRF51822/spi_lld.c
new file mode 100644
index 00000000..7a70c134
--- /dev/null
+++ b/os/hal/ports/NRF51/NRF51822/spi_lld.c
@@ -0,0 +1,374 @@
+/*
+    Copyright (C) 2015 Stephen Caudle
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+        http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+*/
+
+/**
+ * @file    NRF51822/spi_lld.c
+ * @brief   NRF51822 low level SPI driver code.
+ *
+ * @addtogroup SPI
+ * @{
+ */
+
+#include "hal.h"
+
+#if HAL_USE_SPI || defined(__DOXYGEN__)
+
+/*===========================================================================*/
+/* Driver exported variables.                                                */
+/*===========================================================================*/
+
+#if NRF51_SPI_USE_SPI0 || defined(__DOXYGEN__)
+/** @brief SPI1 driver identifier.*/
+SPIDriver SPID1;
+#endif
+
+#if NRF51_SPI_USE_SPI1 || defined(__DOXYGEN__)
+/** @brief SPI2 driver identifier.*/
+SPIDriver SPID2;
+#endif
+
+/*===========================================================================*/
+/* Driver local variables and types.                                         */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver local functions.                                                   */
+/*===========================================================================*/
+
+/**
+ * @brief   Preloads the transmit FIFO.
+ *
+ * @param[in] spip      pointer to the @p SPIDriver object
+ */
+static void port_fifo_preload(SPIDriver *spip) {
+  NRF_SPI_Type *port = spip->port;
+
+  if (spip->txcnt > 0 && spip->txptr != NULL)
+    port->TXD = *(uint8_t *)spip->txptr++;
+  else
+    port->TXD = 0xFF;
+  spip->txcnt--;
+}
+
+#if defined(__GNUC__)
+__attribute__((noinline))
+#endif
+/**
+ * @brief   Common IRQ handler.
+ *
+ * @param[in] spip      pointer to the @p SPIDriver object
+ */
+static void serve_interrupt(SPIDriver *spip) {
+  NRF_SPI_Type *port = spip->port;
+
+  // Clear SPI READY event flag
+  port->EVENTS_READY = 0;
+
+  if (spip->rxptr != NULL) {
+    *(uint8_t *)spip->rxptr++ = port->RXD;
+  }
+  else {
+    (void)port->RXD;
+    if (--spip->rxcnt == 0) {
+      osalDbgAssert(spip->txcnt == 0, "counter out of synch");
+      /* Stops the IRQ sources.*/
+      spip->port->INTENCLR = (SPI_INTENCLR_READY_Clear << SPI_INTENCLR_READY_Pos);
+      /* Portable SPI ISR code defined in the high level driver, note, it is
+         a macro.*/
+      _spi_isr_code(spip);
+      return;
+    }
+  }
+  if (spip->txcnt > 0) {
+    port_fifo_preload(spip);
+  }
+  else {
+    spip->port->INTENCLR = (SPI_INTENCLR_READY_Clear << SPI_INTENCLR_READY_Pos);
+    /* Portable SPI ISR code defined in the high level driver, note, it is
+       a macro.*/
+    _spi_isr_code(spip);
+  }
+}
+
+/*===========================================================================*/
+/* Driver interrupt handlers.                                                */
+/*===========================================================================*/
+
+#if NRF51_SPI_USE_SPI0 || defined(__DOXYGEN__)
+/**
+ * @brief   SPI0 interrupt handler.
+ *
+ * @isr
+ */
+CH_IRQ_HANDLER(Vector4C) {
+
+  CH_IRQ_PROLOGUE();
+  serve_interrupt(&SPID1);
+  CH_IRQ_EPILOGUE();
+}
+#endif
+#if NRF51_SPI_USE_SPI1 || defined(__DOXYGEN__)
+/**
+ * @brief   SPI1 interrupt handler.
+ *
+ * @isr
+ */
+CH_IRQ_HANDLER(Vector50) {
+
+  CH_IRQ_PROLOGUE();
+  serve_interrupt(&SPID2);
+  CH_IRQ_EPILOGUE();
+}
+#endif
+
+/*===========================================================================*/
+/* Driver exported functions.                                                */
+/*===========================================================================*/
+
+/**
+ * @brief   Low level SPI driver initialization.
+ *
+ * @notapi
+ */
+void spi_lld_init(void) {
+
+#if NRF51_SPI_USE_SPI0
+  spiObjectInit(&SPID1);
+  SPID1.port = NRF_SPI0;
+#endif
+#if NRF51_SPI_USE_SPI1
+  spiObjectInit(&SPID2);
+  SPID2.port = NRF_SPI1;
+#endif
+}
+
+/**
+ * @brief   Configures and activates the SPI peripheral.
+ *
+ * @param[in] spip      pointer to the @p SPIDriver object
+ *
+ * @notapi
+ */
+void spi_lld_start(SPIDriver *spip) {
+  uint32_t config;
+
+  if (spip->state == SPI_STOP) {
+#if NRF51_SPI_USE_SPI0
+    if (&SPID1 == spip)
+      nvicEnableVector(SPI0_TWI0_IRQn, NRF51_SPI_SPI0_IRQ_PRIORITY);
+#endif
+#if NRF51_SPI_USE_SPI1
+    if (&SPID2 == spip)
+      nvicEnableVector(SPI1_TWI1_IRQn, NRF51_SPI_SPI1_IRQ_PRIORITY);
+#endif
+  }
+
+  config = spip->config->lsbfirst ?
+    (SPI_CONFIG_ORDER_LsbFirst << SPI_CONFIG_ORDER_Pos) :
+    (SPI_CONFIG_ORDER_MsbFirst << SPI_CONFIG_ORDER_Pos);
+
+  switch (spip->config->mode) {
+    case 1:
+      config |= (SPI_CONFIG_CPOL_ActiveLow << SPI_CONFIG_CPOL_Pos);
+      config |= (SPI_CONFIG_CPHA_Trailing << SPI_CONFIG_CPHA_Pos);
+      break;
+    case 2:
+      config |= (SPI_CONFIG_CPOL_ActiveHigh << SPI_CONFIG_CPOL_Pos);
+      config |= (SPI_CONFIG_CPHA_Leading << SPI_CONFIG_CPHA_Pos);
+      break;
+    case 3:
+      config |= (SPI_CONFIG_CPOL_ActiveHigh << SPI_CONFIG_CPOL_Pos);
+      config |= (SPI_CONFIG_CPHA_Trailing << SPI_CONFIG_CPHA_Pos);
+      break;
+    default:
+      config |= (SPI_CONFIG_CPOL_ActiveLow << SPI_CONFIG_CPOL_Pos);
+      config |= (SPI_CONFIG_CPHA_Leading << SPI_CONFIG_CPHA_Pos);
+      break;
+  }
+
+  /* Configuration.*/
+  spip->port->CONFIG = config;
+  spip->port->PSELSCK = spip->config->sckpad;
+  spip->port->PSELMOSI = spip->config->mosipad;
+  spip->port->PSELMISO = spip->config->misopad;
+  spip->port->FREQUENCY = spip->config->freq;
+  spip->port->ENABLE = (SPI_ENABLE_ENABLE_Enabled << SPI_ENABLE_ENABLE_Pos);
+
+  /* clear events flag */
+  spip->port->EVENTS_READY = 0;
+}
+
+/**
+ * @brief   Deactivates the SPI peripheral.
+ *
+ * @param[in] spip      pointer to the @p SPIDriver object
+ *
+ * @notapi
+ */
+void spi_lld_stop(SPIDriver *spip) {
+
+  if (spip->state != SPI_STOP) {
+    spip->port->ENABLE  = (SPI_ENABLE_ENABLE_Disabled << SPI_ENABLE_ENABLE_Pos);
+    spip->port->INTENCLR = (SPI_INTENCLR_READY_Clear << SPI_INTENCLR_READY_Pos);
+#if NRF51_SPI_USE_SPI0
+    if (&SPID1 == spip)
+      nvicDisableVector(SPI0_TWI0_IRQn);
+#endif
+#if NRF51_SPI_USE_SPI1
+    if (&SPID2 == spip)
+      nvicDisableVector(SPI1_TWI1_IRQn);
+#endif
+  }
+}
+
+/**
+ * @brief   Asserts the slave select signal and prepares for transfers.
+ *
+ * @param[in] spip      pointer to the @p SPIDriver object
+ *
+ * @notapi
+ */
+void spi_lld_select(SPIDriver *spip) {
+
+  palClearPad(IOPORT1, spip->config->sspad);
+}
+
+/**
+ * @brief   Deasserts the slave select signal.
+ * @details The previously selected peripheral is unselected.
+ *
+ * @param[in] spip      pointer to the @p SPIDriver object
+ *
+ * @notapi
+ */
+void spi_lld_unselect(SPIDriver *spip) {
+
+  palSetPad(IOPORT1, spip->config->sspad);
+}
+
+/**
+ * @brief   Ignores data on the SPI bus.
+ * @details This function transmits a series of idle words on the SPI bus and
+ *          ignores the received data. This function can be invoked even
+ *          when a slave select signal has not been yet asserted.
+ *
+ * @param[in] spip      pointer to the @p SPIDriver object
+ * @param[in] n         number of words to be ignored
+ *
+ * @notapi
+ */
+void spi_lld_ignore(SPIDriver *spip, size_t n) {
+
+  spip->rxptr = NULL;
+  spip->txptr = NULL;
+  spip->rxcnt = spip->txcnt = n;
+  port_fifo_preload(spip);
+  spip->port->INTENSET = (SPI_INTENCLR_READY_Enabled << SPI_INTENCLR_READY_Pos);
+}
+
+/**
+ * @brief   Exchanges data on the SPI bus.
+ * @details This asynchronous function starts a simultaneous transmit/receive
+ *          operation.
+ * @post    At the end of the operation the configured callback is invoked.
+ * @note    The buffers are organized as uint8_t arrays for data sizes below or
+ *          equal to 8 bits else it is organized as uint16_t arrays.
+ *
+ * @param[in] spip      pointer to the @p SPIDriver object
+ * @param[in] n         number of words to be exchanged
+ * @param[in] txbuf     the pointer to the transmit buffer
+ * @param[out] rxbuf    the pointer to the receive buffer
+ *
+ * @notapi
+ */
+void spi_lld_exchange(SPIDriver *spip, size_t n,
+                      const void *txbuf, void *rxbuf) {
+
+  spip->rxptr = rxbuf;
+  spip->txptr = txbuf;
+  spip->rxcnt = spip->txcnt = n;
+  port_fifo_preload(spip);
+  spip->port->INTENSET = (SPI_INTENCLR_READY_Enabled << SPI_INTENCLR_READY_Pos);
+}
+
+/**
+ * @brief   Sends data over the SPI bus.
+ * @details This asynchronous function starts a transmit operation.
+ * @post    At the end of the operation the configured callback is invoked.
+ * @note    The buffers are organized as uint8_t arrays for data sizes below or
+ *          equal to 8 bits else it is organized as uint16_t arrays.
+ *
+ * @param[in] spip      pointer to the @p SPIDriver object
+ * @param[in] n         number of words to send
+ * @param[in] txbuf     the pointer to the transmit buffer
+ *
+ * @notapi
+ */
+void spi_lld_send(SPIDriver *spip, size_t n, const void *txbuf) {
+
+  spip->rxptr = NULL;
+  spip->txptr = txbuf;
+  spip->rxcnt = spip->txcnt = n;
+  port_fifo_preload(spip);
+  spip->port->INTENSET = (SPI_INTENCLR_READY_Enabled << SPI_INTENCLR_READY_Pos);
+}
+
+/**
+ * @brief   Receives data from the SPI bus.
+ * @details This asynchronous function starts a receive operation.
+ * @post    At the end of the operation the configured callback is invoked.
+ * @note    The buffers are organized as uint8_t arrays for data sizes below or
+ *          equal to 8 bits else it is organized as uint16_t arrays.
+ *
+ * @param[in] spip      pointer to the @p SPIDriver object
+ * @param[in] n         number of words to receive
+ * @param[out] rxbuf    the pointer to the receive buffer
+ *
+ * @notapi
+ */
+void spi_lld_receive(SPIDriver *spip, size_t n, void *rxbuf) {
+
+  spip->rxptr = rxbuf;
+  spip->txptr = NULL;
+  spip->rxcnt = spip->txcnt = n;
+  port_fifo_preload(spip);
+  spip->port->INTENSET = (SPI_INTENCLR_READY_Enabled << SPI_INTENCLR_READY_Pos);
+}
+
+/**
+ * @brief   Exchanges one frame using a polled wait.
+ * @details This synchronous function exchanges one frame using a polled
+ *          synchronization method. This function is useful when exchanging
+ *          small amount of data on high speed channels, usually in this
+ *          situation is much more efficient just wait for completion using
+ *          polling than suspending the thread waiting for an interrupt.
+ *
+ * @param[in] spip      pointer to the @p SPIDriver object
+ * @param[in] frame     the data frame to send over the SPI bus
+ * @return              The received data frame from the SPI bus.
+ */
+uint16_t spi_lld_polled_exchange(SPIDriver *spip, uint16_t frame) {
+
+  spip->port->TXD = (uint8_t)frame;
+  while (spip->port->EVENTS_READY == 0)
+    ;
+  spip->port->EVENTS_READY = 0;
+  return spip->port->RXD;
+}
+
+#endif /* HAL_USE_SPI */
+
+/** @} */
diff --git a/os/hal/ports/NRF51/NRF51822/spi_lld.h b/os/hal/ports/NRF51/NRF51822/spi_lld.h
new file mode 100644
index 00000000..4deb4c70
--- /dev/null
+++ b/os/hal/ports/NRF51/NRF51822/spi_lld.h
@@ -0,0 +1,228 @@
+/*
+    Copyright (C) 2015 Stephen Caudle
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+        http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+*/
+
+/**
+ * @file    NRF51822/spi_lld.h
+ * @brief   NRF51822 low level SPI driver header.
+ *
+ * @addtogroup SPI
+ * @{
+ */
+
+#ifndef _SPI_LLD_H_
+#define _SPI_LLD_H_
+
+#if HAL_USE_SPI || defined(__DOXYGEN__)
+
+/*===========================================================================*/
+/* Driver constants.                                                         */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver pre-compile time settings.                                         */
+/*===========================================================================*/
+
+/**
+ * @brief   SPI0 interrupt priority level setting.
+ */
+#if !defined(NRF51_SPI_SPI0_IRQ_PRIORITY) || defined(__DOXYGEN__)
+#define NRF51_SPI_SPI0_IRQ_PRIORITY    10
+#endif
+
+/**
+ * @brief   SPI1 interrupt priority level setting.
+ */
+#if !defined(NRF51_SPI_SPI1_IRQ_PRIORITY) || defined(__DOXYGEN__)
+#define NRF51_SPI_SPI1_IRQ_PRIORITY    10
+#endif
+
+/**
+ * @brief   Overflow error hook.
+ * @details The default action is to stop the system.
+ */
+#if !defined(NRF51_SPI_SPI_ERROR_HOOK) || defined(__DOXYGEN__)
+#define NRF51_SPI_SPI_ERROR_HOOK()    chSysHalt()
+#endif
+
+/*===========================================================================*/
+/* Derived constants and error checks.                                       */
+/*===========================================================================*/
+
+#if !NRF51_SPI_USE_SPI0 && !NRF51_SPI_USE_SPI1
+#error "SPI driver activated but no SPI peripheral assigned"
+#endif
+
+/*===========================================================================*/
+/* Driver data structures and types.                                         */
+/*===========================================================================*/
+
+/**
+ * @brief   Type of a structure representing an SPI driver.
+ */
+typedef struct SPIDriver SPIDriver;
+
+/**
+ * @brief   SPI notification callback type.
+ *
+ * @param[in] spip      pointer to the @p SPIDriver object triggering the
+ *                      callback
+ */
+typedef void (*spicallback_t)(SPIDriver *spip);
+
+/**
+ * @brief   SPI frequency
+ */
+typedef enum {
+  NRF51_SPI_FREQ_125KBPS = (SPI_FREQUENCY_FREQUENCY_K125 << SPI_FREQUENCY_FREQUENCY_Pos),
+  NRF51_SPI_FREQ_250KBPS = (SPI_FREQUENCY_FREQUENCY_K250 << SPI_FREQUENCY_FREQUENCY_Pos),
+  NRF51_SPI_FREQ_500KBPS = (SPI_FREQUENCY_FREQUENCY_K500 << SPI_FREQUENCY_FREQUENCY_Pos),
+  NRF51_SPI_FREQ_1MBPS = (SPI_FREQUENCY_FREQUENCY_M1 << SPI_FREQUENCY_FREQUENCY_Pos),
+  NRF51_SPI_FREQ_2MBPS = (SPI_FREQUENCY_FREQUENCY_M2 << SPI_FREQUENCY_FREQUENCY_Pos),
+  NRF51_SPI_FREQ_4MBPS = (SPI_FREQUENCY_FREQUENCY_M4 << SPI_FREQUENCY_FREQUENCY_Pos),
+  NRF51_SPI_FREQ_8MBPS = (SPI_FREQUENCY_FREQUENCY_M8 << SPI_FREQUENCY_FREQUENCY_Pos),
+} spifreq_t;
+
+/**
+ * @brief   Driver configuration structure.
+ */
+typedef struct {
+  /**
+   * @brief Operation complete callback or @p NULL.
+   */
+  spicallback_t         end_cb;
+  /**
+   * @brief The frequency of the SPI peripheral
+   */
+  spifreq_t             freq;
+  /**
+   * @brief The SCK pad
+   */
+  uint16_t              sckpad;
+  /**
+   * @brief The MOSI pad
+   */
+  uint16_t              mosipad;
+  /**
+   * @brief The MOSI pad
+   */
+  uint16_t              misopad;
+  /* End of the mandatory fields.*/
+  /**
+   * @brief The chip select line pad number.
+   */
+  uint16_t              sspad;
+  /**
+   * @brief Shift out least significant bit first
+   */
+  uint8_t               lsbfirst;
+  /**
+   * @brief SPI mode
+   */
+  uint8_t               mode;
+} SPIConfig;
+
+/**
+ * @brief   Structure representing a SPI driver.
+ */
+struct SPIDriver {
+  /**
+   * @brief Driver state.
+   */
+  spistate_t            state;
+  /**
+   * @brief Current configuration data.
+   */
+  const SPIConfig       *config;
+#if SPI_USE_WAIT || defined(__DOXYGEN__)
+  /**
+   * @brief Waiting thread.
+   */
+  thread_reference_t    thread;
+#endif /* SPI_USE_WAIT */
+#if SPI_USE_MUTUAL_EXCLUSION || defined(__DOXYGEN__)
+#if CH_CFG_USE_MUTEXES || defined(__DOXYGEN__)
+  /**
+   * @brief Mutex protecting the bus.
+   */
+  mutex_t               mutex;
+#elif CH_CFG_USE_SEMAPHORES
+  semaphore_t           semaphore;
+#endif
+#endif /* SPI_USE_MUTUAL_EXCLUSION */
+#if defined(SPI_DRIVER_EXT_FIELDS)
+  SPI_DRIVER_EXT_FIELDS
+#endif
+  /* End of the mandatory fields.*/
+  /**
+   * @brief Pointer to the SPI port.
+   */
+  NRF_SPI_Type          *port;
+  /**
+   * @brief Number of bytes yet to be received.
+   */
+  uint32_t              rxcnt;
+  /**
+   * @brief Receive pointer or @p NULL.
+   */
+  void                  *rxptr;
+  /**
+   * @brief Number of bytes yet to be transmitted.
+   */
+  uint32_t              txcnt;
+  /**
+   * @brief Transmit pointer or @p NULL.
+   */
+  const void            *txptr;
+};
+
+/*===========================================================================*/
+/* Driver macros.                                                            */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* External declarations.                                                    */
+/*===========================================================================*/
+
+#if NRF51_SPI_USE_SPI0 && !defined(__DOXYGEN__)
+extern SPIDriver SPID1;
+#endif
+#if NRF51_SPI_USE_SPI1 && !defined(__DOXYGEN__)
+extern SPIDriver SPID2;
+#endif
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+  void spi_lld_init(void);
+  void spi_lld_start(SPIDriver *spip);
+  void spi_lld_stop(SPIDriver *spip);
+  void spi_lld_select(SPIDriver *spip);
+  void spi_lld_unselect(SPIDriver *spip);
+  void spi_lld_ignore(SPIDriver *spip, size_t n);
+  void spi_lld_exchange(SPIDriver *spip, size_t n,
+                        const void *txbuf, void *rxbuf);
+  void spi_lld_send(SPIDriver *spip, size_t n, const void *txbuf);
+  void spi_lld_receive(SPIDriver *spip, size_t n, void *rxbuf);
+  uint16_t spi_lld_polled_exchange(SPIDriver *spip, uint16_t frame);
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* HAL_USE_SPI */
+
+#endif /* _SPI_LLD_H_ */
+
+/** @} */
diff --git a/testhal/NRF51/NRF51822/SPI/Makefile b/testhal/NRF51/NRF51822/SPI/Makefile
new file mode 100644
index 00000000..013583fa
--- /dev/null
+++ b/testhal/NRF51/NRF51822/SPI/Makefile
@@ -0,0 +1,210 @@
+##############################################################################
+# Build global options
+# NOTE: Can be overridden externally.
+#
+
+# Compiler options here.
+ifeq ($(USE_OPT),)
+  USE_OPT = -O2 -ggdb -fomit-frame-pointer -falign-functions=16
+endif
+
+# C specific options here (added to USE_OPT).
+ifeq ($(USE_COPT),)
+  USE_COPT = 
+endif
+
+# C++ specific options here (added to USE_OPT).
+ifeq ($(USE_CPPOPT),)
+  USE_CPPOPT = -fno-rtti
+endif
+
+# Enable this if you want the linker to remove unused code and data
+ifeq ($(USE_LINK_GC),)
+  USE_LINK_GC = yes
+endif
+
+# Linker extra options here.
+ifeq ($(USE_LDOPT),)
+  USE_LDOPT =
+endif
+
+# Enable this if you want link time optimizations (LTO)
+ifeq ($(USE_LTO),)
+  USE_LTO = yes
+endif
+
+# If enabled, this option allows to compile the application in THUMB mode.
+ifeq ($(USE_THUMB),)
+  USE_THUMB = yes
+endif
+
+# Enable this if you want to see the full log while compiling.
+ifeq ($(USE_VERBOSE_COMPILE),)
+  USE_VERBOSE_COMPILE = no
+endif
+
+#
+# Build global options
+##############################################################################
+
+##############################################################################
+# Architecture or project specific options
+#
+
+# Stack size to be allocated to the Cortex-M process stack. This stack is
+# the stack used by the main() thread.
+ifeq ($(USE_PROCESS_STACKSIZE),)
+  USE_PROCESS_STACKSIZE = 0x200
+endif
+
+# Stack size to the allocated to the Cortex-M main/exceptions stack. This
+# stack is used for processing interrupts and exceptions.
+ifeq ($(USE_EXCEPTIONS_STACKSIZE),)
+  USE_EXCEPTIONS_STACKSIZE = 0x400
+endif
+
+# Enables the use of FPU on Cortex-M4 (no, softfp, hard).
+ifeq ($(USE_FPU),)
+  USE_FPU = no
+endif
+
+#
+# Architecture or project specific options
+##############################################################################
+
+##############################################################################
+# Project, sources and paths
+#
+
+# Define project name here
+PROJECT = ch
+
+# Imported source files and paths
+CHIBIOS = ../../../../..
+# Startup files.
+include $(CHIBIOS)/community/os/common/ports/ARMCMx/compilers/GCC/mk/startup_nrf51.mk
+# HAL-OSAL files (optional).
+include $(CHIBIOS)/os/hal/hal.mk
+include $(CHIBIOS)/community/os/hal/ports/NRF51/NRF51822/platform.mk
+include $(CHIBIOS)/community/os/hal/boards/WVSHARE_BLE400/board.mk
+include $(CHIBIOS)/os/hal/osal/rt/osal.mk
+# RTOS files (optional).
+include $(CHIBIOS)/os/rt/rt.mk
+include $(CHIBIOS)/os/rt/ports/ARMCMx/compilers/GCC/mk/port_v6m.mk
+# Other files (optional).
+include $(CHIBIOS)/test/rt/test.mk
+
+# Define linker script file here
+LDSCRIPT= $(STARTUPLD)/NRF51822.ld
+
+# C sources that can be compiled in ARM or THUMB mode depending on the global
+# setting.
+CSRC = $(STARTUPSRC) \
+       $(KERNSRC) \
+       $(PORTSRC) \
+       $(OSALSRC) \
+       $(HALSRC) \
+       $(PLATFORMSRC) \
+       $(BOARDSRC) \
+       $(TESTSRC) \
+       main.c
+
+# C++ sources that can be compiled in ARM or THUMB mode depending on the global
+# setting.
+CPPSRC =
+
+# C sources to be compiled in ARM mode regardless of the global setting.
+# NOTE: Mixing ARM and THUMB mode enables the -mthumb-interwork compiler
+#       option that results in lower performance and larger code size.
+ACSRC =
+
+# C++ sources to be compiled in ARM mode regardless of the global setting.
+# NOTE: Mixing ARM and THUMB mode enables the -mthumb-interwork compiler
+#       option that results in lower performance and larger code size.
+ACPPSRC =
+
+# C sources to be compiled in THUMB mode regardless of the global setting.
+# NOTE: Mixing ARM and THUMB mode enables the -mthumb-interwork compiler
+#       option that results in lower performance and larger code size.
+TCSRC =
+
+# C sources to be compiled in THUMB mode regardless of the global setting.
+# NOTE: Mixing ARM and THUMB mode enables the -mthumb-interwork compiler
+#       option that results in lower performance and larger code size.
+TCPPSRC =
+
+# List ASM source files here
+ASMSRC = $(STARTUPASM) $(PORTASM) $(OSALASM)
+
+INCDIR = $(STARTUPINC) $(KERNINC) $(PORTINC) $(OSALINC) \
+         $(HALINC) $(PLATFORMINC) $(BOARDINC) $(TESTINC) \
+         $(CHIBIOS)/os/various
+
+#
+# Project, sources and paths
+##############################################################################
+
+##############################################################################
+# Compiler settings
+#
+
+MCU  = cortex-m0
+
+TRGT = arm-none-eabi-
+CC   = $(TRGT)gcc
+CPPC = $(TRGT)g++
+# Enable loading with g++ only if you need C++ runtime support.
+# NOTE: You can use C++ even without C++ support if you are careful. C++
+#       runtime support makes code size explode.
+LD   = $(TRGT)gcc
+#LD   = $(TRGT)g++
+CP   = $(TRGT)objcopy
+AS   = $(TRGT)gcc -x assembler-with-cpp
+AR   = $(TRGT)ar
+OD   = $(TRGT)objdump
+SZ   = $(TRGT)size
+HEX  = $(CP) -O ihex
+BIN  = $(CP) -O binary
+SREC = $(CP) -O srec
+
+# ARM-specific options here
+AOPT =
+
+# THUMB-specific options here
+TOPT = -mthumb -DTHUMB
+
+# Define C warning options here
+CWARN = -Wall -Wextra -Wstrict-prototypes
+
+# Define C++ warning options here
+CPPWARN = -Wall -Wextra
+
+#
+# Compiler settings
+##############################################################################
+
+##############################################################################
+# Start of user section
+#
+
+# List all user C define here, like -D_DEBUG=1
+UDEFS =
+
+# Define ASM defines here
+UADEFS =
+
+# List all user directories here
+UINCDIR =
+
+# List the user directory to look for the libraries here
+ULIBDIR =
+
+# List all user libraries here
+ULIBS =
+
+#
+# End of user defines
+##############################################################################
+
+RULESPATH = $(CHIBIOS)/os/common/ports/ARMCMx/compilers/GCC
+include $(RULESPATH)/rules.mk
diff --git a/testhal/NRF51/NRF51822/SPI/chconf.h b/testhal/NRF51/NRF51822/SPI/chconf.h
new file mode 100644
index 00000000..36ba803b
--- /dev/null
+++ b/testhal/NRF51/NRF51822/SPI/chconf.h
@@ -0,0 +1,499 @@
+/*
+    Copyright (C) 2015 Stephen Caudle
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+        http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+*/
+
+/**
+ * @file    templates/chconf.h
+ * @brief   Configuration file template.
+ * @details A copy of this file must be placed in each project directory, it
+ *          contains the application specific kernel settings.
+ *
+ * @addtogroup config
+ * @details Kernel related settings and hooks.
+ * @{
+ */
+
+#ifndef _CHCONF_H_
+#define _CHCONF_H_
+
+/*===========================================================================*/
+/**
+ * @name System timers settings
+ * @{
+ */
+/*===========================================================================*/
+
+/**
+ * @brief   System time counter resolution.
+ * @note    Allowed values are 16 or 32 bits.
+ */
+#define CH_CFG_ST_RESOLUTION                32
+
+/**
+ * @brief   System tick frequency.
+ * @details Frequency of the system timer that drives the system ticks. This
+ *          setting also defines the system tick time unit.
+ */
+#define CH_CFG_ST_FREQUENCY                 1000
+
+/**
+ * @brief   Time delta constant for the tick-less mode.
+ * @note    If this value is zero then the system uses the classic
+ *          periodic tick. This value represents the minimum number
+ *          of ticks that is safe to specify in a timeout directive.
+ *          The value one is not valid, timeouts are rounded up to
+ *          this value.
+ */
+#define CH_CFG_ST_TIMEDELTA                 0
+
+/** @} */
+
+/*===========================================================================*/
+/**
+ * @name Kernel parameters and options
+ * @{
+ */
+/*===========================================================================*/
+
+/**
+ * @brief   Round robin interval.
+ * @details This constant is the number of system ticks allowed for the
+ *          threads before preemption occurs. Setting this value to zero
+ *          disables the preemption for threads with equal priority and the
+ *          round robin becomes cooperative. Note that higher priority
+ *          threads can still preempt, the kernel is always preemptive.
+ * @note    Disabling the round robin preemption makes the kernel more compact
+ *          and generally faster.
+ * @note    The round robin preemption is not supported in tickless mode and
+ *          must be set to zero in that case.
+ */
+#define CH_CFG_TIME_QUANTUM                 20
+
+/**
+ * @brief   Managed RAM size.
+ * @details Size of the RAM area to be managed by the OS. If set to zero
+ *          then the whole available RAM is used. The core memory is made
+ *          available to the heap allocator and/or can be used directly through
+ *          the simplified core memory allocator.
+ *
+ * @note    In order to let the OS manage the whole RAM the linker script must
+ *          provide the @p __heap_base__ and @p __heap_end__ symbols.
+ * @note    Requires @p CH_CFG_USE_MEMCORE.
+ */
+#define CH_CFG_MEMCORE_SIZE                 0
+
+/**
+ * @brief   Idle thread automatic spawn suppression.
+ * @details When this option is activated the function @p chSysInit()
+ *          does not spawn the idle thread. The application @p main()
+ *          function becomes the idle thread and must implement an
+ *          infinite loop.
+ */
+#define CH_CFG_NO_IDLE_THREAD               FALSE
+
+/** @} */
+
+/*===========================================================================*/
+/**
+ * @name Performance options
+ * @{
+ */
+/*===========================================================================*/
+
+/**
+ * @brief   OS optimization.
+ * @details If enabled then time efficient rather than space efficient code
+ *          is used when two possible implementations exist.
+ *
+ * @note    This is not related to the compiler optimization options.
+ * @note    The default is @p TRUE.
+ */
+#define CH_CFG_OPTIMIZE_SPEED               TRUE
+
+/** @} */
+
+/*===========================================================================*/
+/**
+ * @name Subsystem options
+ * @{
+ */
+/*===========================================================================*/
+
+/**
+ * @brief   Time Measurement APIs.
+ * @details If enabled then the time measurement APIs are included in
+ *          the kernel.
+ *
+ * @note    The default is @p TRUE.
+ */
+#define CH_CFG_USE_TM                       FALSE
+
+/**
+ * @brief   Threads registry APIs.
+ * @details If enabled then the registry APIs are included in the kernel.
+ *
+ * @note    The default is @p TRUE.
+ */
+#define CH_CFG_USE_REGISTRY                 TRUE
+
+/**
+ * @brief   Threads synchronization APIs.
+ * @details If enabled then the @p chThdWait() function is included in
+ *          the kernel.
+ *
+ * @note    The default is @p TRUE.
+ */
+#define CH_CFG_USE_WAITEXIT                 TRUE
+
+/**
+ * @brief   Semaphores APIs.
+ * @details If enabled then the Semaphores APIs are included in the kernel.
+ *
+ * @note    The default is @p TRUE.
+ */
+#define CH_CFG_USE_SEMAPHORES               TRUE
+
+/**
+ * @brief   Semaphores queuing mode.
+ * @details If enabled then the threads are enqueued on semaphores by
+ *          priority rather than in FIFO order.
+ *
+ * @note    The default is @p FALSE. Enable this if you have special
+ *          requirements.
+ * @note    Requires @p CH_CFG_USE_SEMAPHORES.
+ */
+#define CH_CFG_USE_SEMAPHORES_PRIORITY      FALSE
+
+/**
+ * @brief   Mutexes APIs.
+ * @details If enabled then the mutexes APIs are included in the kernel.
+ *
+ * @note    The default is @p TRUE.
+ */
+#define CH_CFG_USE_MUTEXES                  TRUE
+
+/**
+ * @brief   Enables recursive behavior on mutexes.
+ * @note    Recursive mutexes are heavier and have an increased
+ *          memory footprint.
+ *
+ * @note    The default is @p FALSE.
+ * @note    Requires @p CH_CFG_USE_MUTEXES.
+ */
+#define CH_CFG_USE_MUTEXES_RECURSIVE        FALSE
+
+/**
+ * @brief   Conditional Variables APIs.
+ * @details If enabled then the conditional variables APIs are included
+ *          in the kernel.
+ *
+ * @note    The default is @p TRUE.
+ * @note    Requires @p CH_CFG_USE_MUTEXES.
+ */
+#define CH_CFG_USE_CONDVARS                 TRUE
+
+/**
+ * @brief   Conditional Variables APIs with timeout.
+ * @details If enabled then the conditional variables APIs with timeout
+ *          specification are included in the kernel.
+ *
+ * @note    The default is @p TRUE.
+ * @note    Requires @p CH_CFG_USE_CONDVARS.
+ */
+#define CH_CFG_USE_CONDVARS_TIMEOUT         TRUE
+
+/**
+ * @brief   Events Flags APIs.
+ * @details If enabled then the event flags APIs are included in the kernel.
+ *
+ * @note    The default is @p TRUE.
+ */
+#define CH_CFG_USE_EVENTS                   TRUE
+
+/**
+ * @brief   Events Flags APIs with timeout.
+ * @details If enabled then the events APIs with timeout specification
+ *          are included in the kernel.
+ *
+ * @note    The default is @p TRUE.
+ * @note    Requires @p CH_CFG_USE_EVENTS.
+ */
+#define CH_CFG_USE_EVENTS_TIMEOUT           TRUE
+
+/**
+ * @brief   Synchronous Messages APIs.
+ * @details If enabled then the synchronous messages APIs are included
+ *          in the kernel.
+ *
+ * @note    The default is @p TRUE.
+ */
+#define CH_CFG_USE_MESSAGES                 TRUE
+
+/**
+ * @brief   Synchronous Messages queuing mode.
+ * @details If enabled then messages are served by priority rather than in
+ *          FIFO order.
+ *
+ * @note    The default is @p FALSE. Enable this if you have special
+ *          requirements.
+ * @note    Requires @p CH_CFG_USE_MESSAGES.
+ */
+#define CH_CFG_USE_MESSAGES_PRIORITY        FALSE
+
+/**
+ * @brief   Mailboxes APIs.
+ * @details If enabled then the asynchronous messages (mailboxes) APIs are
+ *          included in the kernel.
+ *
+ * @note    The default is @p TRUE.
+ * @note    Requires @p CH_CFG_USE_SEMAPHORES.
+ */
+#define CH_CFG_USE_MAILBOXES                TRUE
+
+/**
+ * @brief   I/O Queues APIs.
+ * @details If enabled then the I/O queues APIs are included in the kernel.
+ *
+ * @note    The default is @p TRUE.
+ */
+#define CH_CFG_USE_QUEUES                   TRUE
+
+/**
+ * @brief   Core Memory Manager APIs.
+ * @details If enabled then the core memory manager APIs are included
+ *          in the kernel.
+ *
+ * @note    The default is @p TRUE.
+ */
+#define CH_CFG_USE_MEMCORE                  TRUE
+
+/**
+ * @brief   Heap Allocator APIs.
+ * @details If enabled then the memory heap allocator APIs are included
+ *          in the kernel.
+ *
+ * @note    The default is @p TRUE.
+ * @note    Requires @p CH_CFG_USE_MEMCORE and either @p CH_CFG_USE_MUTEXES or
+ *          @p CH_CFG_USE_SEMAPHORES.
+ * @note    Mutexes are recommended.
+ */
+#define CH_CFG_USE_HEAP                     TRUE
+
+/**
+ * @brief   Memory Pools Allocator APIs.
+ * @details If enabled then the memory pools allocator APIs are included
+ *          in the kernel.
+ *
+ * @note    The default is @p TRUE.
+ */
+#define CH_CFG_USE_MEMPOOLS                 TRUE
+
+/**
+ * @brief   Dynamic Threads APIs.
+ * @details If enabled then the dynamic threads creation APIs are included
+ *          in the kernel.
+ *
+ * @note    The default is @p TRUE.
+ * @note    Requires @p CH_CFG_USE_WAITEXIT.
+ * @note    Requires @p CH_CFG_USE_HEAP and/or @p CH_CFG_USE_MEMPOOLS.
+ */
+#define CH_CFG_USE_DYNAMIC                  TRUE
+
+/** @} */
+
+/*===========================================================================*/
+/**
+ * @name Debug options
+ * @{
+ */
+/*===========================================================================*/
+
+/**
+ * @brief   Debug option, kernel statistics.
+ *
+ * @note    The default is @p FALSE.
+ */
+#define CH_DBG_STATISTICS                   FALSE
+
+/**
+ * @brief   Debug option, system state check.
+ * @details If enabled the correct call protocol for system APIs is checked
+ *          at runtime.
+ *
+ * @note    The default is @p FALSE.
+ */
+#define CH_DBG_SYSTEM_STATE_CHECK           FALSE
+
+/**
+ * @brief   Debug option, parameters checks.
+ * @details If enabled then the checks on the API functions input
+ *          parameters are activated.
+ *
+ * @note    The default is @p FALSE.
+ */
+#define CH_DBG_ENABLE_CHECKS                FALSE
+
+/**
+ * @brief   Debug option, consistency checks.
+ * @details If enabled then all the assertions in the kernel code are
+ *          activated. This includes consistency checks inside the kernel,
+ *          runtime anomalies and port-defined checks.
+ *
+ * @note    The default is @p FALSE.
+ */
+#define CH_DBG_ENABLE_ASSERTS               FALSE
+
+/**
+ * @brief   Debug option, trace buffer.
+ * @details If enabled then the context switch circular trace buffer is
+ *          activated.
+ *
+ * @note    The default is @p FALSE.
+ */
+#define CH_DBG_ENABLE_TRACE                 FALSE
+
+/**
+ * @brief   Debug option, stack checks.
+ * @details If enabled then a runtime stack check is performed.
+ *
+ * @note    The default is @p FALSE.
+ * @note    The stack check is performed in a architecture/port dependent way.
+ *          It may not be implemented or some ports.
+ * @note    The default failure mode is to halt the system with the global
+ *          @p panic_msg variable set to @p NULL.
+ */
+#define CH_DBG_ENABLE_STACK_CHECK           FALSE
+
+/**
+ * @brief   Debug option, stacks initialization.
+ * @details If enabled then the threads working area is filled with a byte
+ *          value when a thread is created. This can be useful for the
+ *          runtime measurement of the used stack.
+ *
+ * @note    The default is @p FALSE.
+ */
+#define CH_DBG_FILL_THREADS                 FALSE
+
+/**
+ * @brief   Debug option, threads profiling.
+ * @details If enabled then a field is added to the @p thread_t structure that
+ *          counts the system ticks occurred while executing the thread.
+ *
+ * @note    The default is @p FALSE.
+ * @note    This debug option is not currently compatible with the
+ *          tickless mode.
+ */
+#define CH_DBG_THREADS_PROFILING            FALSE
+
+/** @} */
+
+/*===========================================================================*/
+/**
+ * @name Kernel hooks
+ * @{
+ */
+/*===========================================================================*/
+
+/**
+ * @brief   Threads descriptor structure extension.
+ * @details User fields added to the end of the @p thread_t structure.
+ */
+#define CH_CFG_THREAD_EXTRA_FIELDS                                          \
+  /* Add threads custom fields here.*/
+
+/**
+ * @brief   Threads initialization hook.
+ * @details User initialization code added to the @p chThdInit() API.
+ *
+ * @note    It is invoked from within @p chThdInit() and implicitly from all
+ *          the threads creation APIs.
+ */
+#define CH_CFG_THREAD_INIT_HOOK(tp) {                                       \
+  /* Add threads initialization code here.*/                                \
+}
+
+/**
+ * @brief   Threads finalization hook.
+ * @details User finalization code added to the @p chThdExit() API.
+ *
+ * @note    It is inserted into lock zone.
+ * @note    It is also invoked when the threads simply return in order to
+ *          terminate.
+ */
+#define CH_CFG_THREAD_EXIT_HOOK(tp) {                                       \
+  /* Add threads finalization code here.*/                                  \
+}
+
+/**
+ * @brief   Context switch hook.
+ * @details This hook is invoked just before switching between threads.
+ */
+#define CH_CFG_CONTEXT_SWITCH_HOOK(ntp, otp) {                              \
+  /* Context switch code here.*/                                            \
+}
+
+/**
+ * @brief   Idle thread enter hook.
+ * @note    This hook is invoked within a critical zone, no OS functions
+ *          should be invoked from here.
+ * @note    This macro can be used to activate a power saving mode.
+ */
+#define CH_CFG_IDLE_ENTER_HOOK() {                                          \
+}
+
+/**
+ * @brief   Idle thread leave hook.
+ * @note    This hook is invoked within a critical zone, no OS functions
+ *          should be invoked from here.
+ * @note    This macro can be used to deactivate a power saving mode.
+ */
+#define CH_CFG_IDLE_LEAVE_HOOK() {                                          \
+}
+
+/**
+ * @brief   Idle Loop hook.
+ * @details This hook is continuously invoked by the idle thread loop.
+ */
+#define CH_CFG_IDLE_LOOP_HOOK() {                                           \
+  /* Idle loop code here.*/                                                 \
+}
+
+/**
+ * @brief   System tick event hook.
+ * @details This hook is invoked in the system tick handler immediately
+ *          after processing the virtual timers queue.
+ */
+#define CH_CFG_SYSTEM_TICK_HOOK() {                                         \
+  /* System tick event code here.*/                                         \
+}
+
+/**
+ * @brief   System halt hook.
+ * @details This hook is invoked in case to a system halting error before
+ *          the system is halted.
+ */
+#define CH_CFG_SYSTEM_HALT_HOOK(reason) {                                   \
+  /* System halt code here.*/                                               \
+}
+
+/** @} */
+
+/*===========================================================================*/
+/* Port-specific settings (override port settings defaulted in chcore.h).    */
+/*===========================================================================*/
+
+#endif  /* _CHCONF_H_ */
+
+/** @} */
diff --git a/testhal/NRF51/NRF51822/SPI/halconf.h b/testhal/NRF51/NRF51822/SPI/halconf.h
new file mode 100644
index 00000000..42697189
--- /dev/null
+++ b/testhal/NRF51/NRF51822/SPI/halconf.h
@@ -0,0 +1,327 @@
+/*
+    Copyright (C) 2015 Stephen Caudle
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+        http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+*/
+
+/**
+ * @file    templates/halconf.h
+ * @brief   HAL configuration header.
+ * @details HAL configuration file, this file allows to enable or disable the
+ *          various device drivers from your application. You may also use
+ *          this file in order to override the device drivers default settings.
+ *
+ * @addtogroup HAL_CONF
+ * @{
+ */
+
+#ifndef _HALCONF_H_
+#define _HALCONF_H_
+
+#include "mcuconf.h"
+
+/**
+ * @brief   Enables the PAL subsystem.
+ */
+#if !defined(HAL_USE_PAL) || defined(__DOXYGEN__)
+#define HAL_USE_PAL                 TRUE
+#endif
+
+/**
+ * @brief   Enables the ADC subsystem.
+ */
+#if !defined(HAL_USE_ADC) || defined(__DOXYGEN__)
+#define HAL_USE_ADC                 FALSE
+#endif
+
+/**
+ * @brief   Enables the CAN subsystem.
+ */
+#if !defined(HAL_USE_CAN) || defined(__DOXYGEN__)
+#define HAL_USE_CAN                 FALSE
+#endif
+
+/**
+ * @brief   Enables the EXT subsystem.
+ */
+#if !defined(HAL_USE_EXT) || defined(__DOXYGEN__)
+#define HAL_USE_EXT                 FALSE
+#endif
+
+/**
+ * @brief   Enables the GPT subsystem.
+ */
+#if !defined(HAL_USE_GPT) || defined(__DOXYGEN__)
+#define HAL_USE_GPT                 FALSE
+#endif
+
+/**
+ * @brief   Enables the I2C subsystem.
+ */
+#if !defined(HAL_USE_I2C) || defined(__DOXYGEN__)
+#define HAL_USE_I2C                 FALSE
+#endif
+
+/**
+ * @brief   Enables the I2S subsystem.
+ */
+#if !defined(HAL_USE_I2S) || defined(__DOXYGEN__)
+#define HAL_USE_I2S                 FALSE
+#endif
+
+/**
+ * @brief   Enables the ICU subsystem.
+ */
+#if !defined(HAL_USE_ICU) || defined(__DOXYGEN__)
+#define HAL_USE_ICU                 FALSE
+#endif
+
+/**
+ * @brief   Enables the MAC subsystem.
+ */
+#if !defined(HAL_USE_MAC) || defined(__DOXYGEN__)
+#define HAL_USE_MAC                 FALSE
+#endif
+
+/**
+ * @brief   Enables the MMC_SPI subsystem.
+ */
+#if !defined(HAL_USE_MMC_SPI) || defined(__DOXYGEN__)
+#define HAL_USE_MMC_SPI             FALSE
+#endif
+
+/**
+ * @brief   Enables the PWM subsystem.
+ */
+#if !defined(HAL_USE_PWM) || defined(__DOXYGEN__)
+#define HAL_USE_PWM                 FALSE
+#endif
+
+/**
+ * @brief   Enables the RTC subsystem.
+ */
+#if !defined(HAL_USE_RTC) || defined(__DOXYGEN__)
+#define HAL_USE_RTC                 FALSE
+#endif
+
+/**
+ * @brief   Enables the SDC subsystem.
+ */
+#if !defined(HAL_USE_SDC) || defined(__DOXYGEN__)
+#define HAL_USE_SDC                 FALSE
+#endif
+
+/**
+ * @brief   Enables the SERIAL subsystem.
+ */
+#if !defined(HAL_USE_SERIAL) || defined(__DOXYGEN__)
+#define HAL_USE_SERIAL              FALSE
+#endif
+
+/**
+ * @brief   Enables the SERIAL over USB subsystem.
+ */
+#if !defined(HAL_USE_SERIAL_USB) || defined(__DOXYGEN__)
+#define HAL_USE_SERIAL_USB          FALSE
+#endif
+
+/**
+ * @brief   Enables the SPI subsystem.
+ */
+#if !defined(HAL_USE_SPI) || defined(__DOXYGEN__)
+#define HAL_USE_SPI                 TRUE
+#endif
+
+/**
+ * @brief   Enables the UART subsystem.
+ */
+#if !defined(HAL_USE_UART) || defined(__DOXYGEN__)
+#define HAL_USE_UART                FALSE
+#endif
+
+/**
+ * @brief   Enables the USB subsystem.
+ */
+#if !defined(HAL_USE_USB) || defined(__DOXYGEN__)
+#define HAL_USE_USB                 FALSE
+#endif
+
+/*===========================================================================*/
+/* ADC driver related settings.                                              */
+/*===========================================================================*/
+
+/**
+ * @brief   Enables synchronous APIs.
+ * @note    Disabling this option saves both code and data space.
+ */
+#if !defined(ADC_USE_WAIT) || defined(__DOXYGEN__)
+#define ADC_USE_WAIT                TRUE
+#endif
+
+/**
+ * @brief   Enables the @p adcAcquireBus() and @p adcReleaseBus() APIs.
+ * @note    Disabling this option saves both code and data space.
+ */
+#if !defined(ADC_USE_MUTUAL_EXCLUSION) || defined(__DOXYGEN__)
+#define ADC_USE_MUTUAL_EXCLUSION    TRUE
+#endif
+
+/*===========================================================================*/
+/* CAN driver related settings.                                              */
+/*===========================================================================*/
+
+/**
+ * @brief   Sleep mode related APIs inclusion switch.
+ */
+#if !defined(CAN_USE_SLEEP_MODE) || defined(__DOXYGEN__)
+#define CAN_USE_SLEEP_MODE          TRUE
+#endif
+
+/*===========================================================================*/
+/* I2C driver related settings.                                              */
+/*===========================================================================*/
+
+/**
+ * @brief   Enables the mutual exclusion APIs on the I2C bus.
+ */
+#if !defined(I2C_USE_MUTUAL_EXCLUSION) || defined(__DOXYGEN__)
+#define I2C_USE_MUTUAL_EXCLUSION    TRUE
+#endif
+
+/*===========================================================================*/
+/* MAC driver related settings.                                              */
+/*===========================================================================*/
+
+/**
+ * @brief   Enables an event sources for incoming packets.
+ */
+#if !defined(MAC_USE_ZERO_COPY) || defined(__DOXYGEN__)
+#define MAC_USE_ZERO_COPY           FALSE
+#endif
+
+/**
+ * @brief   Enables an event sources for incoming packets.
+ */
+#if !defined(MAC_USE_EVENTS) || defined(__DOXYGEN__)
+#define MAC_USE_EVENTS              TRUE
+#endif
+
+/*===========================================================================*/
+/* MMC_SPI driver related settings.                                          */
+/*===========================================================================*/
+
+/**
+ * @brief   Delays insertions.
+ * @details If enabled this options inserts delays into the MMC waiting
+ *          routines releasing some extra CPU time for the threads with
+ *          lower priority, this may slow down the driver a bit however.
+ *          This option is recommended also if the SPI driver does not
+ *          use a DMA channel and heavily loads the CPU.
+ */
+#if !defined(MMC_NICE_WAITING) || defined(__DOXYGEN__)
+#define MMC_NICE_WAITING            TRUE
+#endif
+
+/*===========================================================================*/
+/* SDC driver related settings.                                              */
+/*===========================================================================*/
+
+/**
+ * @brief   Number of initialization attempts before rejecting the card.
+ * @note    Attempts are performed at 10mS intervals.
+ */
+#if !defined(SDC_INIT_RETRY) || defined(__DOXYGEN__)
+#define SDC_INIT_RETRY              100
+#endif
+
+/**
+ * @brief   Include support for MMC cards.
+ * @note    MMC support is not yet implemented so this option must be kept
+ *          at @p FALSE.
+ */
+#if !defined(SDC_MMC_SUPPORT) || defined(__DOXYGEN__)
+#define SDC_MMC_SUPPORT             FALSE
+#endif
+
+/**
+ * @brief   Delays insertions.
+ * @details If enabled this options inserts delays into the MMC waiting
+ *          routines releasing some extra CPU time for the threads with
+ *          lower priority, this may slow down the driver a bit however.
+ */
+#if !defined(SDC_NICE_WAITING) || defined(__DOXYGEN__)
+#define SDC_NICE_WAITING            TRUE
+#endif
+
+/*===========================================================================*/
+/* SERIAL driver related settings.                                           */
+/*===========================================================================*/
+
+/**
+ * @brief   Default bit rate.
+ * @details Configuration parameter, this is the baud rate selected for the
+ *          default configuration.
+ */
+#if !defined(SERIAL_DEFAULT_BITRATE) || defined(__DOXYGEN__)
+#define SERIAL_DEFAULT_BITRATE      38400
+#endif
+
+/**
+ * @brief   Serial buffers size.
+ * @details Configuration parameter, you can change the depth of the queue
+ *          buffers depending on the requirements of your application.
+ * @note    The default is 64 bytes for both the transmission and receive
+ *          buffers.
+ */
+#if !defined(SERIAL_BUFFERS_SIZE) || defined(__DOXYGEN__)
+#define SERIAL_BUFFERS_SIZE         16
+#endif
+
+/*===========================================================================*/
+/* SERIAL_USB driver related setting.                                        */
+/*===========================================================================*/
+
+/**
+ * @brief   Serial over USB buffers size.
+ * @details Configuration parameter, the buffer size must be a multiple of
+ *          the USB data endpoint maximum packet size.
+ * @note    The default is 64 bytes for both the transmission and receive
+ *          buffers.
+ */
+#if !defined(SERIAL_USB_BUFFERS_SIZE) || defined(__DOXYGEN__)
+#define SERIAL_USB_BUFFERS_SIZE     256
+#endif
+
+/*===========================================================================*/
+/* SPI driver related settings.                                              */
+/*===========================================================================*/
+
+/**
+ * @brief   Enables synchronous APIs.
+ * @note    Disabling this option saves both code and data space.
+ */
+#if !defined(SPI_USE_WAIT) || defined(__DOXYGEN__)
+#define SPI_USE_WAIT                TRUE
+#endif
+
+/**
+ * @brief   Enables the @p spiAcquireBus() and @p spiReleaseBus() APIs.
+ * @note    Disabling this option saves both code and data space.
+ */
+#if !defined(SPI_USE_MUTUAL_EXCLUSION) || defined(__DOXYGEN__)
+#define SPI_USE_MUTUAL_EXCLUSION    TRUE
+#endif
+
+#endif /* _HALCONF_H_ */
+
+/** @} */
diff --git a/testhal/NRF51/NRF51822/SPI/main.c b/testhal/NRF51/NRF51822/SPI/main.c
new file mode 100644
index 00000000..8d9c089d
--- /dev/null
+++ b/testhal/NRF51/NRF51822/SPI/main.c
@@ -0,0 +1,152 @@
+/*
+    Copyright (C) 2015 Stephen Caudle
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+        http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+*/
+
+#include "ch.h"
+#include "hal.h"
+
+/*
+ * 1Mbps speed SPI configuration (1MHz, CPHA=0, CPOL=0, LSb first).
+ */
+
+static const SPIConfig hs_spicfg = {
+  .end_cb=NULL,
+  .freq=NRF51_SPI_FREQ_1MBPS,
+  .sckpad=SPI_SCK,
+  .mosipad=SPI_MOSI,
+  .misopad=SPI_MISO,
+  .sspad=SPI_SS,
+  .lsbfirst=TRUE,
+  .mode=0
+};
+
+static const SPIConfig ls_spicfg = {
+  .end_cb=NULL,
+  .freq=NRF51_SPI_FREQ_250KBPS,
+  .sckpad=SPI_SCK,
+  .mosipad=SPI_MOSI,
+  .misopad=SPI_MISO,
+  .sspad=SPI_SS,
+  .lsbfirst=TRUE,
+  .mode=0
+};
+
+
+/*
+ * SPI TX and RX buffers.
+ */
+static uint8_t txbuf[512];
+static uint8_t rxbuf[512];
+
+/*
+ * SPI bus contender 1.
+ */
+static THD_WORKING_AREA(spi_thread_1_wa, 256);
+static THD_FUNCTION(spi_thread_1, p) {
+
+  (void)p;
+  chRegSetThreadName("SPI thread 1");
+  while (true) {
+    spiAcquireBus(&SPID1);              /* Acquire ownership of the bus.    */
+    palSetPad(SPI_PORT_SPI0, LED0);       /* LED ON.                          */
+    spiStart(&SPID1, &hs_spicfg);       /* Setup transfer parameters.       */
+    spiSelect(&SPID1);                  /* Slave Select assertion.          */
+    spiExchange(&SPID1, 512,
+                txbuf, rxbuf);          /* Atomic transfer operations.      */
+    spiUnselect(&SPID1);                /* Slave Select de-assertion.       */
+    spiReleaseBus(&SPID1);              /* Ownership release.               */
+  }
+}
+
+/*
+ * SPI bus contender 2.
+ */
+static THD_WORKING_AREA(spi_thread_2_wa, 256);
+static THD_FUNCTION(spi_thread_2, p) {
+
+  (void)p;
+  chRegSetThreadName("SPI thread 2");
+  while (true) {
+    spiAcquireBus(&SPID1);              /* Acquire ownership of the bus.    */
+    palClearPad(SPI_PORT_SPI0, LED0);     /* LED OFF.                         */
+    spiStart(&SPID1, &ls_spicfg);       /* Setup transfer parameters.       */
+    spiSelect(&SPID1);                  /* Slave Select assertion.          */
+    spiExchange(&SPID1, 512,
+                txbuf, rxbuf);          /* Atomic transfer operations.      */
+    spiUnselect(&SPID1);                /* Slave Select de-assertion.       */
+    spiReleaseBus(&SPID1);              /* Ownership release.               */
+  }
+}
+/*
+ * This is a periodic thread that does absolutely nothing except flashing
+ * a LED.
+ */
+static THD_WORKING_AREA(blinker_wa, 128);
+static THD_FUNCTION(blinker, arg) {
+
+  (void)arg;
+  chRegSetThreadName("blinker");
+  while (true) {
+    palSetPad(SPI_PORT_SPI0, LED1);
+    chThdSleepMilliseconds(500);
+    palClearPad(SPI_PORT_SPI0, LED1);
+    chThdSleepMilliseconds(500);
+  }
+}
+
+/*
+ * Application entry point.
+ */
+int main(void) {
+  unsigned i;
+
+  /*
+   * System initializations.
+   * - HAL initialization, this also initializes the configured device drivers
+   *   and performs the board-specific initializations.
+   * - Kernel initialization, the main() function becomes a thread and the
+   *   RTOS is active.
+   */
+  halInit();
+  chSysInit();
+
+  /*
+   * Prepare transmit pattern.
+   */
+  for (i = 0; i < sizeof(txbuf); i++)
+    txbuf[i] = (uint8_t)i;
+
+  /*
+   * Starting the transmitter and receiver threads.
+   */
+  chThdCreateStatic(spi_thread_1_wa, sizeof(spi_thread_1_wa),
+                    NORMALPRIO + 1, spi_thread_1, NULL);
+  chThdCreateStatic(spi_thread_2_wa, sizeof(spi_thread_2_wa),
+                    NORMALPRIO + 1, spi_thread_2, NULL);
+
+  /*
+   * Starting the blinker thread.
+   */
+  chThdCreateStatic(blinker_wa, sizeof(blinker_wa),
+                    NORMALPRIO-1, blinker, NULL);
+
+  /*
+   * Normal main() thread activity, in this demo it does nothing.
+   */
+  while (true) {
+    chThdSleepMilliseconds(500);
+  }
+  return 0;
+}
diff --git a/testhal/NRF51/NRF51822/SPI/mcuconf.h b/testhal/NRF51/NRF51822/SPI/mcuconf.h
new file mode 100644
index 00000000..64d06391
--- /dev/null
+++ b/testhal/NRF51/NRF51822/SPI/mcuconf.h
@@ -0,0 +1,25 @@
+/*
+    Copyright (C) 2015 Stephen Caudle
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+        http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+*/
+
+#ifndef _MCUCONF_H_
+#define _MCUCONF_H_
+
+/*
+ * HAL driver system settings.
+ */
+#define NRF51_SPI_USE_SPI0                 TRUE
+
+#endif /* _MCUCONF_H_ */
diff --git a/testhal/NRF51/NRF51822/SPI/readme.txt b/testhal/NRF51/NRF51822/SPI/readme.txt
new file mode 100644
index 00000000..7ea11943
--- /dev/null
+++ b/testhal/NRF51/NRF51822/SPI/readme.txt
@@ -0,0 +1,21 @@
+*****************************************************************************
+** ChibiOS/HAL - SPI driver demo for NRF51x22.                             **
+*****************************************************************************
+
+** TARGET **
+
+The demo runs on an Waveshare BLE400 board.
+
+** The Demo **
+
+The application demonstrates the use of the NRF51x22 SPI driver.
+
+** Board Setup **
+
+- Connect MOSI (P0.24) and MISO (P0.23) together for SPI loop-back.
+
+** Build Procedure **
+
+The demo has been tested using the free Codesourcery GCC-based toolchain
+and YAGARTO.
+Just modify the TRGT line in the makefile in order to use different GCC ports.