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-rw-r--r--os/various/devices_lib/l3gd20.c126
-rw-r--r--os/various/devices_lib/l3gd20.h248
-rw-r--r--os/various/devices_lib/lis3mdl.c154
-rw-r--r--os/various/devices_lib/lis3mdl.h260
-rw-r--r--os/various/devices_lib/lsm303dlhc.c207
-rw-r--r--os/various/devices_lib/lsm303dlhc.h357
-rw-r--r--os/various/devices_lib/lsm6ds0.c186
-rw-r--r--os/various/devices_lib/lsm6ds0.h485
-rw-r--r--os/various/devices_lib/max7219.c95
-rw-r--r--os/various/devices_lib/max7219.h187
-rw-r--r--os/various/devices_lib/nrf24l01.c441
-rw-r--r--os/various/devices_lib/nrf24l01.h577
12 files changed, 3323 insertions, 0 deletions
diff --git a/os/various/devices_lib/l3gd20.c b/os/various/devices_lib/l3gd20.c
new file mode 100644
index 0000000..2d93ee8
--- /dev/null
+++ b/os/various/devices_lib/l3gd20.c
@@ -0,0 +1,126 @@
+/*
+ Pretty LAYer for ChibiOS/RT - Copyright (C) 2014 Rocco Marco Guglielmi
+
+ This file is part of PLAY for ChibiOS/RT.
+
+ PLAY is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ PLAY is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+/*
+ Special thanks to Giovanni Di Sirio for teachings, his moral support and
+ friendship. Note that some or every piece of this file could be part of
+ the ChibiOS project that is intellectual property of Giovanni Di Sirio.
+ Please refer to ChibiOS/RT license before use it.
+ */
+
+/**
+ * @file l3gd20.c
+ * @brief L3GD20 MEMS interface module code.
+ *
+ * @addtogroup l3gd20
+ * @{
+ */
+
+#include "ch.h"
+#include "hal.h"
+
+#include "play.h"
+#include "l3gd20.h"
+
+#if (GYRO_USE_L3GD20) || defined(__DOXYGEN__)
+/*===========================================================================*/
+/* Driver local definitions. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver exported variables. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver local variables and types. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver local functions. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver exported functions. */
+/*===========================================================================*/
+
+/**
+ * @brief Reads a generic register value.
+ * @pre The SPI interface must be initialized and the driver started.
+ *
+ * @param[in] spip pointer to the SPI interface
+ * @param[in] reg register number
+ * @return register value.
+ */
+uint8_t l3gd20ReadRegister(SPIDriver *spip, uint8_t reg) {
+ uint8_t txbuf[2] = {L3GD20_RW | reg, 0xFF};
+ uint8_t rxbuf[2] = {0x00, 0x00};
+ spiSelect(spip);
+ spiExchange(spip, 2, txbuf, rxbuf);
+ spiUnselect(spip);
+ return rxbuf[1];
+}
+
+
+void l3gd20WriteRegister(SPIDriver *spip, uint8_t reg, uint8_t value) {
+
+ switch (reg) {
+
+ default:
+ /* Reserved register must not be written, according to the datasheet
+ * this could permanently damage the device.
+ */
+ chDbgAssert(FALSE, "lg3d20WriteRegister(), #1", "reserved register");
+ case L3GD20_AD_WHO_AM_I:
+ case L3GD20_AD_OUT_TEMP :
+ case L3GD20_AD_STATUS_REG:
+ case L3GD20_AD_OUT_X_L:
+ case L3GD20_AD_OUT_X_H:
+ case L3GD20_AD_OUT_Y_L:
+ case L3GD20_AD_OUT_Y_H:
+ case L3GD20_AD_OUT_Z_L:
+ case L3GD20_AD_OUT_Z_H:
+ case L3GD20_AD_FIFO_SRC_REG:
+ case L3GD20_AD_INT1_SRC:
+ /* Read only registers cannot be written, the command is ignored.*/
+ return;
+ case L3GD20_AD_CTRL_REG1:
+ case L3GD20_AD_CTRL_REG2:
+ case L3GD20_AD_CTRL_REG3:
+ case L3GD20_AD_CTRL_REG4:
+ case L3GD20_AD_CTRL_REG5:
+ case L3GD20_AD_REFERENCE:
+ case L3GD20_AD_FIFO_CTRL_REG:
+ case L3GD20_AD_INT1_CFG:
+ case L3GD20_AD_INT1_TSH_XH:
+ case L3GD20_AD_INT1_TSH_XL:
+ case L3GD20_AD_INT1_TSH_YH:
+ case L3GD20_AD_INT1_TSH_YL:
+ case L3GD20_AD_INT1_TSH_ZH:
+ case L3GD20_AD_INT1_TSH_ZL:
+ case L3GD20_AD_INT1_DURATION:
+ spiSelect(spip);
+ uint8_t txbuf[2] = {reg, value};
+ spiSend(spip, 2, txbuf);
+ spiUnselect(spip);
+ }
+}
+
+#endif /* (GYRO_USE_L3GD20) */
+
+/** @} */
diff --git a/os/various/devices_lib/l3gd20.h b/os/various/devices_lib/l3gd20.h
new file mode 100644
index 0000000..3fc58cb
--- /dev/null
+++ b/os/various/devices_lib/l3gd20.h
@@ -0,0 +1,248 @@
+/*
+ Pretty LAYer for ChibiOS/RT - Copyright (C) 2014 Rocco Marco Guglielmi
+
+ This file is part of PLAY for ChibiOS/RT.
+
+ PLAY is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ PLAY is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+/*
+ Special thanks to Giovanni Di Sirio for teachings, his moral support and
+ friendship. Note that some or every piece of this file could be part of
+ the ChibiOS project that is intellectual property of Giovanni Di Sirio.
+ Please refer to ChibiOS/RT license before use this file.
+ */
+
+/**
+ * @file l3gd20.h
+ * @brief L3GD20 MEMS interface module header.
+ *
+ * @{
+ */
+
+#ifndef _L3GD20_H_
+#define _L3GD20_H_
+
+#if (GYRO_USE_L3GD20) || defined(__DOXYGEN__)
+/*===========================================================================*/
+/* Driver constants. */
+/*===========================================================================*/
+
+#if (PLAY_USE_FLOAT) || defined(__DOXYGEN__)
+#define L3GD20_SENS_250DPS ((float)131.072f) /*!< gyroscope sensitivity with 250 dps full scale [LSB/dps] */
+#define L3GD20_SENS_500DPS ((float)65.536f) /*!< gyroscope sensitivity with 500 dps full scale [LSB/dps] */
+#define L3GD20_SENS_2000DPS ((float)16.384f) /*!< gyroscope sensitivity with 2000 dps full scale [LSB/dps] */
+#endif /* PLAY_USE_FLOAT */
+/**
+ * @name L3GD20 register names
+ * @{
+ */
+/******************************************************************************/
+/* */
+/* L3GD20 on board MEMS */
+/* */
+/******************************************************************************/
+/******************* Bit definition for SPI communication *******************/
+#define L3GD20_DI ((uint8_t)0xFF) /*!< DI[7:0] Data input */
+#define L3GD20_DI_0 ((uint8_t)0x01) /*!< bit 0 */
+#define L3GD20_DI_1 ((uint8_t)0x02) /*!< bit 1 */
+#define L3GD20_DI_2 ((uint8_t)0x04) /*!< bit 2 */
+#define L3GD20_DI_3 ((uint8_t)0x08) /*!< bit 3 */
+#define L3GD20_DI_4 ((uint8_t)0x10) /*!< bit 4 */
+#define L3GD20_DI_5 ((uint8_t)0x20) /*!< bit 5 */
+#define L3GD20_DI_6 ((uint8_t)0x40) /*!< bit 6 */
+#define L3GD20_DI_7 ((uint8_t)0x80) /*!< bit 7 */
+
+#define L3GD20_AD ((uint8_t)0x3F) /*!< AD[5:0] Address Data */
+#define L3GD20_AD_0 ((uint8_t)0x01) /*!< bit 0 */
+#define L3GD20_AD_1 ((uint8_t)0x02) /*!< bit 1 */
+#define L3GD20_AD_2 ((uint8_t)0x04) /*!< bit 2 */
+#define L3GD20_AD_3 ((uint8_t)0x08) /*!< bit 3 */
+#define L3GD20_AD_4 ((uint8_t)0x10) /*!< bit 4 */
+#define L3GD20_AD_5 ((uint8_t)0x20) /*!< bit 5 */
+
+#define L3GD20_MS ((uint8_t)0x40) /*!< Multiple read write */
+#define L3GD20_RW ((uint8_t)0x80) /*!< Read Write, 1 0 */
+
+/****************** Bit definition for Registers Addresses *******************/
+#define L3GD20_AD_WHO_AM_I ((uint8_t)0x0F) /*!< WHO I AM */
+#define L3GD20_AD_CTRL_REG1 ((uint8_t)0x20) /*!< CONTROL REGISTER 1 */
+#define L3GD20_AD_CTRL_REG2 ((uint8_t)0x21) /*!< CONTROL REGISTER 2 */
+#define L3GD20_AD_CTRL_REG3 ((uint8_t)0x22) /*!< CONTROL REGISTER 3 */
+#define L3GD20_AD_CTRL_REG4 ((uint8_t)0x23) /*!< CONTROL REGISTER 4 */
+#define L3GD20_AD_CTRL_REG5 ((uint8_t)0x24) /*!< CONTROL REGISTER 5 */
+#define L3GD20_AD_REFERENCE ((uint8_t)0x25) /*!< REFERENCE/DATACAPTURE */
+#define L3GD20_AD_OUT_TEMP ((uint8_t)0x26) /*!< MEMS ONBOARD TEMP SENSOR */
+#define L3GD20_AD_STATUS_REG ((uint8_t)0x27) /*!< STATUS REGISTER */
+#define L3GD20_AD_OUT_X_L ((uint8_t)0x28) /*!< OUTPUT X-AXIS LOW */
+#define L3GD20_AD_OUT_X_H ((uint8_t)0x29) /*!< OUTPUT X-AXIS HIGH */
+#define L3GD20_AD_OUT_Y_L ((uint8_t)0x2A) /*!< OUTPUT Y-AXIS LOW */
+#define L3GD20_AD_OUT_Y_H ((uint8_t)0x2B) /*!< OUTPUT Y-AXIS HIGH */
+#define L3GD20_AD_OUT_Z_L ((uint8_t)0x2C) /*!< OUTPUT Z-AXIS LOW */
+#define L3GD20_AD_OUT_Z_H ((uint8_t)0x2D) /*!< OUTPUT Z-AXIS HIGH */
+#define L3GD20_AD_FIFO_CTRL_REG ((uint8_t)0x2E) /*!< FIFO CONTROL REGISTER */
+#define L3GD20_AD_FIFO_SRC_REG ((uint8_t)0x2F) /*!< FIFO SOURCE REGISTER */
+#define L3GD20_AD_INT1_CFG ((uint8_t)0x30) /*!< INTERRUPT1 CONFIG REGISTER */
+#define L3GD20_AD_INT1_SRC ((uint8_t)0x31) /*!< INTERRUPT1 SOURCE REGISTER */
+#define L3GD20_AD_INT1_TSH_XH ((uint8_t)0x32) /*!< INTERRUPT1 THRESHOLD X-AXIS HIGH */
+#define L3GD20_AD_INT1_TSH_XL ((uint8_t)0x33) /*!< INTERRUPT1 THRESHOLD X-AXIS LOW */
+#define L3GD20_AD_INT1_TSH_YH ((uint8_t)0x34) /*!< INTERRUPT1 THRESHOLD Y-AXIS HIGH */
+#define L3GD20_AD_INT1_TSH_YL ((uint8_t)0x35) /*!< INTERRUPT1 THRESHOLD Y-AXIS LOW */
+#define L3GD20_AD_INT1_TSH_ZH ((uint8_t)0x36) /*!< INTERRUPT1 THRESHOLD Z-AXIS HIGH */
+#define L3GD20_AD_INT1_TSH_ZL ((uint8_t)0x37) /*!< INTERRUPT1 THRESHOLD Z-AXIS LOW */
+#define L3GD20_AD_INT1_DURATION ((uint8_t)0x38) /*!< INTERRUPT1 DURATION */
+
+/** @} */
+
+/*===========================================================================*/
+/* Driver pre-compile time settings. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Derived constants and error checks. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver data structures and types. */
+/*===========================================================================*/
+
+/**
+ * @name Gyroscope data structures and types
+ * @{
+ */
+
+/**
+ * @brief Gyroscope Output Data Rate
+ */
+typedef enum {
+ L3GD20_ODR_95Hz_Fc_12_5 = 0x00, /*!< Output Data Rate = 95 Hz - LPF Cut-Off = 12.5 Hz */
+ L3GD20_ODR_95Hz_Fc_25 = 0x10, /*!< Output Data Rate = 95 Hz - LPF Cut-Off = 25 Hz */
+ L3GD20_ODR_190Hz_Fc_12_5 = 0x40, /*!< Output Data Rate = 190 Hz - LPF Cut-Off = 12.5 Hz */
+ L3GD20_ODR_190Hz_Fc_25 = 0x50, /*!< Output Data Rate = 190 Hz - LPF Cut-Off = 25 Hz */
+ L3GD20_ODR_190Hz_Fc_50 = 0x60, /*!< Output Data Rate = 190 Hz - LPF Cut-Off = 50 Hz */
+ L3GD20_ODR_190Hz_Fc_70 = 0x70, /*!< Output Data Rate = 190 Hz - LPF Cut-Off = 70 Hz */
+ L3GD20_ODR_380Hz_Fc_20 = 0x80, /*!< Output Data Rate = 380 Hz - LPF Cut-Off = 20 Hz */
+ L3GD20_ODR_380Hz_Fc_25 = 0x90, /*!< Output Data Rate = 380 Hz - LPF Cut-Off = 25 Hz */
+ L3GD20_ODR_380Hz_Fc_50 = 0xA0, /*!< Output Data Rate = 380 Hz - LPF Cut-Off = 50 Hz */
+ L3GD20_ODR_380Hz_Fc_100 = 0xB0, /*!< Output Data Rate = 380 Hz - LPF Cut-Off = 100 Hz */
+ L3GD20_ODR_760Hz_Fc_30 = 0xC0, /*!< Output Data Rate = 760 Hz - LPF Cut-Off = 30 Hz */
+ L3GD20_ODR_760Hz_Fc_35 = 0xD0, /*!< Output Data Rate = 760 Hz - LPF Cut-Off = 35 Hz */
+ L3GD20_ODR_760Hz_Fc_50 = 0xE0, /*!< Output Data Rate = 760 Hz - LPF Cut-Off = 50 Hz */
+ L3GD20_ODR_760Hz_Fc_100 = 0xF0 /*!< Output Data Rate = 760 Hz - LPF Cut-Off = 100 Hz */
+}L3GD20_ODR_t;
+
+/**
+ * @brief Gyroscope Power Mode
+ */
+typedef enum {
+ L3GD20_PM_POWER_DOWN = 0x00, /*!< Normal mode enabled */
+ L3GD20_PM_SLEEP_NORMAL = 0x08 /*!< Low Power mode enabled */
+}L3GD20_PM_t;
+
+/**
+ * @brief Gyroscope Full Scale
+ */
+typedef enum {
+ L3GD20_FS_250DPS = 0x00, /*!< ±250 dps */
+ L3GD20_FS_500DPS = 0x10, /*!< ±500 dps */
+ L3GD20_FS_2000DPS = 0x20 /*!< ±200 dps */
+}L3GD20_FS_t;
+
+/**
+ * @brief Gyroscope Axes Enabling
+ */
+typedef enum {
+ L3GD20_AE_DISABLED = 0x00, /*!< All disabled */
+ L3GD20_AE_X = 0x01, /*!< Only X */
+ L3GD20_AE_Y = 0x02, /*!< Only Y */
+ L3GD20_AE_XY = 0x03, /*!< X & Y */
+ L3GD20_AE_Z = 0x04, /*!< Only Z */
+ L3GD20_AE_XZ = 0x05, /*!< X & Z */
+ L3GD20_AE_YZ = 0x06, /*!< Y & Z */
+ L3GD20_AE_XYZ = 0x07 /*!< All enabled */
+}L3GD20_AE_t;
+
+/**
+ * @brief Gyroscope Block Data Update
+ */
+typedef enum {
+ L3GD20_BDU_CONTINOUS = 0x00, /*!< Continuos Update */
+ L3GD20_BDU_BLOCKED = 0x80 /*!< Single Update: output registers not updated until MSB and LSB reading */
+}L3GD20_BDU_t;
+
+/**
+ * @brief Gyroscope Endianness
+ */
+typedef enum {
+ L3GD20_End_LITTLE = 0x00, /*!< Little Endian: data LSB @ lower address */
+ L3GD20_End_BIG = 0x40 /*!< Big Endian: data MSB @ lower address */
+}L3GD20_End_t;
+
+
+/**
+ * @brief Gyroscope configuration structure.
+ */
+typedef struct {
+ /**
+ * @brief Gyroscope fullscale value.
+ */
+ L3GD20_FS_t fullscale;
+ /**
+ * @brief Gyroscope power mode selection.
+ */
+ L3GD20_PM_t powermode;
+ /**
+ * @brief Gyroscope output data rate selection.
+ */
+ L3GD20_ODR_t outputdatarate;
+ /**
+ * @brief Gyroscope axes enabling.
+ */
+ L3GD20_AE_t axesenabling;
+ /**
+ * @brief Gyroscope endianess.
+ */
+ L3GD20_End_t endianess;
+ /**
+ * @brief Gyroscope block data update.
+ */
+ L3GD20_BDU_t blockdataupdate;
+} L3GD20_Config;
+/** @} */
+/*===========================================================================*/
+/* Driver macros. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* External declarations. */
+/*===========================================================================*/
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+ uint8_t l3gd20ReadRegister(SPIDriver *spip, uint8_t reg);
+ void l3gd20WriteRegister(SPIDriver *spip, uint8_t reg, uint8_t value);
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* GYRO_USE_L3GD20 */
+#endif /* _L3GD20_H_ */
+
+/** @} */
+
+/*
+ * TODO PLAY--> add i2c support, and Multiple reg read.
+ */
diff --git a/os/various/devices_lib/lis3mdl.c b/os/various/devices_lib/lis3mdl.c
new file mode 100644
index 0000000..dba95c3
--- /dev/null
+++ b/os/various/devices_lib/lis3mdl.c
@@ -0,0 +1,154 @@
+/*
+ Pretty LAYer for ChibiOS/RT - Copyright (C) 2014 Rocco Marco Guglielmi
+
+ This file is part of PLAY for ChibiOS/RT.
+
+ PLAY is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ PLAY is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+/*
+ Special thanks to Giovanni Di Sirio for teachings, his moral support and
+ friendship. Note that some or every piece of this file could be part of
+ the ChibiOS project that is intellectual property of Giovanni Di Sirio.
+ Please refer to ChibiOS/RT license before use this file.
+ */
+
+/**
+ * @file lis3mdl.c
+ * @brief LIS3MDL MEMS interface module through I2C code.
+ *
+ * @addtogroup lis3mdl
+ * @{
+ */
+
+#include "ch.h"
+#include "hal.h"
+
+#include "play.h"
+#include "lis3mdl.h"
+
+#if (COMP_USE_LIS3MDL) || defined(__DOXYGEN__)
+
+/*===========================================================================*/
+/* Driver local definitions. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver exported variables. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver local variables and types. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver local functions. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver exported functions. */
+/*===========================================================================*/
+
+/**
+ * @brief Reads a generic sub-register value.
+ * @pre The I2C interface must be initialized and the driver started.
+ *
+ * @param[in] i2cp pointer to the I2C interface
+ * @param[in] sad slave address without R bit
+ * @param[in] sub sub-register address
+ * @param[in] message pointer to message
+ * @return register value.
+ */
+uint8_t lis3mdlReadRegister(I2CDriver *i2cp, uint8_t sad, uint8_t sub,
+ msg_t* message) {
+
+ uint8_t txbuf, rxbuf[2];
+#if defined(STM32F103_MCUCONF)
+ txbuf = LSM303DLHC_SUB_MSB | sub;
+ if(message != NULL){
+ *message = i2cMasterTransmitTimeout(i2cp, sad, &txbuf, 1, rxbuf, 2,
+ TIME_INFINITE);
+ }
+ else{
+ i2cMasterTransmitTimeout(i2cp, sad, &txbuf, 1, rxbuf, 2, TIME_INFINITE);
+ }
+ return rxbuf[0];
+#else
+ txbuf = sub;
+ if(message != NULL){
+ *message = i2cMasterTransmitTimeout(i2cp, sad, &txbuf, 1, rxbuf, 1,
+ TIME_INFINITE);
+ }
+ else{
+ i2cMasterTransmitTimeout(i2cp, sad, &txbuf, 1, rxbuf, 1, TIME_INFINITE);
+ }
+ return rxbuf[0];
+#endif
+}
+
+/**
+ * @brief Writes a value into a register.
+ * @pre The I2C interface must be initialized and the driver started.
+ *
+ * @param[in] i2cp pointer to the I2C interface
+ * @param[in] sad slave address without R bit
+ * @param[in] sub sub-register address
+ * @param[in] value the value to be written
+ * @param[out] message pointer to message
+ */
+void lis3mdlWriteRegister(I2CDriver *i2cp, uint8_t sad, uint8_t sub,
+ uint8_t value, msg_t* message) {
+
+ uint8_t txbuf[2];
+ uint8_t rxbuf;
+ switch (sub) {
+ default:
+ /* Reserved register must not be written, according to the datasheet
+ * this could permanently damage the device.
+ */
+ chDbgAssert(FALSE, "lis3mdlWriteRegister(), #1", "reserved register");
+ case LIS3MDL_SUB_WHO_AM_I:
+ case LIS3MDL_SUB_STATUS_REG:
+ case LIS3MDL_SUB_OUT_X_L:
+ case LIS3MDL_SUB_OUT_X_H:
+ case LIS3MDL_SUB_OUT_Y_L:
+ case LIS3MDL_SUB_OUT_Y_H:
+ case LIS3MDL_SUB_OUT_Z_L:
+ case LIS3MDL_SUB_OUT_Z_H:
+ case LIS3MDL_SUB_INT_SOURCE:
+ case LIS3MDL_SUB_INT_THS_L:
+ case LIS3MDL_SUB_INT_THS_H:
+ /* Read only registers cannot be written, the command is ignored.*/
+ return;
+ case LIS3MDL_SUB_CTRL_REG1:
+ case LIS3MDL_SUB_CTRL_REG2:
+ case LIS3MDL_SUB_CTRL_REG3:
+ case LIS3MDL_SUB_CTRL_REG4:
+ case LIS3MDL_SUB_CTRL_REG5:
+ case LIS3MDL_SUB_INT_CFG:
+ txbuf[0] = sub;
+ txbuf[1] = value;
+ if(message != NULL){
+ *message = i2cMasterTransmitTimeout(i2cp, sad, txbuf, 2, &rxbuf, 0,
+ TIME_INFINITE);
+ }
+ else{
+ i2cMasterTransmitTimeout(i2cp, sad, txbuf, 2, &rxbuf, 0, TIME_INFINITE);
+ }
+ break;
+ }
+}
+
+#endif /* COMP_USE_LIS3MDL */
+/** @} */
diff --git a/os/various/devices_lib/lis3mdl.h b/os/various/devices_lib/lis3mdl.h
new file mode 100644
index 0000000..8ef37ef
--- /dev/null
+++ b/os/various/devices_lib/lis3mdl.h
@@ -0,0 +1,260 @@
+/*
+ Pretty LAYer for ChibiOS/RT - Copyright (C) 2014 Rocco Marco Guglielmi
+
+ This file is part of PLAY for ChibiOS/RT.
+
+ PLAY is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ PLAY is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+/*
+ Special thanks to Giovanni Di Sirio for teachings, his moral support and
+ friendship. Note that some or every piece of this file could be part of
+ the ChibiOS project that is intellectual property of Giovanni Di Sirio.
+ Please refer to ChibiOS/RT license before use this file.
+ */
+
+/**
+ * @file lis3mdl.h
+ * @brief LIS3MDL MEMS interface module header.
+ *
+ * @{
+ */
+
+#ifndef _LIS3MDL_H_
+#define _LIS3MDL_H_
+
+#if (COMP_USE_LIS3MDL) || defined(__DOXYGEN__)
+/*===========================================================================*/
+/* Driver constants. */
+/*===========================================================================*/
+
+#if (PLAY_USE_FLOAT) || defined(__DOXYGEN__)
+#define LIS3MDL_COMP_SENS_4GA ((float)6842.0f) /*!< compass sensitivity with 4 GA full scale [LSB / Ga] */
+#define LIS3MDL_COMP_SENS_8GA ((float)3421.0f) /*!< compass sensitivity with 8 GA full scale [LSB / Ga] */
+#define LIS3MDL_COMP_SENS_12GA ((float)2281.0f) /*!< compass sensitivity with 12 GA full scale [LSB / Ga] */
+#define LIS3MDL_COMP_SENS_16GA ((float)1711.0f) /*!< compass sensitivity with 16 GA full scale [LSB / Ga] */
+#endif /* PLAY_USE_FLOAT */
+/**
+ * @name LIS3MDL register names
+ * @{
+ */
+/******************************************************************************/
+/* */
+/* LIS3MDL on board MEMS */
+/* */
+/******************************************************************************/
+/***************** Bit definition for I2C/SPI communication *****************/
+#define LIS3MDL_SUB ((uint8_t)0x7F) /*!< SUB[6:0] Sub-registers address Mask */
+#define LIS3MDL_SUB_0 ((uint8_t)0x01) /*!< bit 0 */
+#define LIS3MDL_SUB_1 ((uint8_t)0x02) /*!< bit 1 */
+#define LIS3MDL_SUB_2 ((uint8_t)0x08) /*!< bit 3 */
+#define LIS3MDL_SUB_4 ((uint8_t)0x10) /*!< bit 4 */
+#define LIS3MDL_SUB_5 ((uint8_t)0x20) /*!< bit 5 */
+#define LIS3MDL_SUB_6 ((uint8_t)0x40) /*!< bit 6 */
+
+#define LIS3MDL_SUB_MSB ((uint8_t)0x80) /*!< Multiple data read\write bit */
+
+/**************** Bit definition SUB-Registers Addresses ********************/
+#define LIS3MDL_SUB_WHO_AM_I ((uint8_t)0x0F) /*!< CONTROL REGISTER 1 */
+#define LIS3MDL_SUB_CTRL_REG1 ((uint8_t)0x20) /*!< CONTROL REGISTER 1 */
+#define LIS3MDL_SUB_CTRL_REG2 ((uint8_t)0x21) /*!< CONTROL REGISTER 2 */
+#define LIS3MDL_SUB_CTRL_REG3 ((uint8_t)0x22) /*!< CONTROL REGISTER 3 */
+#define LIS3MDL_SUB_CTRL_REG4 ((uint8_t)0x23) /*!< CONTROL REGISTER 4 */
+#define LIS3MDL_SUB_CTRL_REG5 ((uint8_t)0x24) /*!< CONTROL REGISTER 5 */
+#define LIS3MDL_SUB_STATUS_REG ((uint8_t)0x27) /*!< STATUS REGISTER */
+#define LIS3MDL_SUB_OUT_X_L ((uint8_t)0x28) /*!< OUTPUT X-AXIS LOW */
+#define LIS3MDL_SUB_OUT_X_H ((uint8_t)0x29) /*!< OUTPUT X-AXIS HIGH */
+#define LIS3MDL_SUB_OUT_Y_L ((uint8_t)0x2A) /*!< OUTPUT Y-AXIS LOW */
+#define LIS3MDL_SUB_OUT_Y_H ((uint8_t)0x2B) /*!< OUTPUT Y-AXIS HIGH */
+#define LIS3MDL_SUB_OUT_Z_L ((uint8_t)0x2C) /*!< OUTPUT Z-AXIS LOW */
+#define LIS3MDL_SUB_OUT_Z_H ((uint8_t)0x2D) /*!< OUTPUT Z-AXIS HIGH */
+#define LIS3MDL_SUB_INT_CFG ((uint8_t)0x30) /*!< INTERRUPT1 CONFIG */
+#define LIS3MDL_SUB_INT_SOURCE ((uint8_t)0x31) /*!< INTERRUPT1 SOURCE */
+#define LIS3MDL_SUB_INT_THS_L ((uint8_t)0x32) /*!< INTERRUPT1 THRESHOLD */
+#define LIS3MDL_SUB_INT_THS_H ((uint8_t)0x33) /*!< INTERRUPT1 DURATION */
+
+/** @} */
+
+/*===========================================================================*/
+/* Driver pre-compile time settings. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Derived constants and error checks. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver data structures and types. */
+/*===========================================================================*/
+
+/**
+ * @name Compass data structures and types
+ * @{
+ */
+
+/**
+ * @brief Compass Slave Address
+ */
+typedef enum {
+ LIS3MDL_SAD_GND = 0x1C, /*!< COMPASS Slave Address when SA1 is to GND */
+ LIS3MDL_SAD_VCC = 0x1E /*!< COMPASS Slave Address when SA1 is to VCC */
+}LIS3MDL_SAD_t;
+
+/**
+ * @brief Compass Operation Mode for X and Y axes
+ */
+typedef enum {
+ LIS3MDL_OMXY_LOW_POWER = 0x00, /*!< Operation Mode XY low power */
+ LIS3MDL_OMXY_MEDIUM_PERFORMANCE = 0x20, /*!< Operation Mode XY medium performance */
+ LIS3MDL_OMXY_HIGH_PERFORMANCE = 0x40, /*!< Operation Mode XY high performance */
+ LIS3MDL_OMXY_ULTRA_PERFORMANCE = 0x60 /*!< Operation Mode XY ultra performance */
+}LIS3MDL_OMXY_t;
+
+/**
+ * @brief Compass Output Data Rate
+ */
+typedef enum {
+ LIS3MDL_ODR_0_625Hz = 0x00, /*!< Output Data Rate = 0.625 Hz */
+ LIS3MDL_ODR_1_25Hz = 0x04, /*!< Output Data Rate = 1.25 Hz */
+ LIS3MDL_ODR_2_5Hz = 0x08, /*!< Output Data Rate = 2.5 Hz */
+ LIS3MDL_ODR_5Hz = 0x0C, /*!< Output Data Rate = 5 Hz */
+ LIS3MDL_ODR_10Hz = 0x10, /*!< Output Data Rate = 10 Hz */
+ LIS3MDL_ODR_20Hz = 0x14, /*!< Output Data Rate = 20 Hz */
+ LIS3MDL_ODR_40Hz = 0x18, /*!< Output Data Rate = 40 Hz */
+ LIS3MDL_ODR_80Hz = 0x1C /*!< Output Data Rate = 80 Hz */
+}LIS3MDL_ODR_t;
+
+/**
+ * @brief Compass Full Scale
+ */
+typedef enum {
+ LIS3MDL_FS_4GA = 0x00, /*!< ±4 Gauss */
+ LIS3MDL_FS_8GA = 0x02, /*!< ±8 Gauss */
+ LIS3MDL_FS_12GA = 0x04, /*!< ±12 Gauss */
+ LIS3MDL_FS_16GA = 0x0C /*!< ±16 Gauss */
+}LIS3MDL_FS_t;
+
+/**
+ * @brief Compass Low Mode configuration
+ */
+typedef enum {
+ LIS3MDL_LOW_POWER_DISABLED = 0x00, /*!< Low Power mode disabled */
+ LIS3MDL_LOW_POWER_ENABLED = 0x20 /*!< Low Power mode enabled */
+}LIS3MDL_PM_t;
+
+/**
+ * @brief Compass Mode
+ */
+typedef enum {
+ LIS3MDL_MD_CONTINOUS_CONVERSION = 0x00, /*!< Continous conversion mode */
+ LIS3MDL_MD_SINGLE_CONVERSION = 0x01, /*!< Single conversion mode */
+ LIS3MDL_MD_POWER_DOWN = 0x02 /*!< Power down mode */
+}LIS3MDL_MD_t;
+
+
+/**
+ * @brief Compass Operation Mode for Z axis
+ */
+typedef enum {
+ LIS3MDL_OMZ_LOW_POWER = 0x00, /*!< Operation Mode Z low power */
+ LIS3MDL_OMZ_MEDIUM_PERFORMANCE = 0x04, /*!< Operation Mode Z medium performance */
+ LIS3MDL_OMZ_HIGH_PERFORMANCE = 0x08, /*!< Operation Mode Z high performance */
+ LIS3MDL_OMZ_ULTRA_PERFORMANCE = 0x0C /*!< Operation Mode Z ultra performance */
+}LIS3MDL_OMZ_t;
+
+/**
+ * @brief Compass Endianness
+ */
+typedef enum {
+ LIS3MDL_End_LITTLE = 0x00, /*!< Little Endian: data LSB @ lower address */
+ LIS3MDL_End_BIG = 0x02 /*!< Big Endian: data MSB @ lower address */
+}LIS3MDL_End_t;
+
+/**
+ * @brief Compass Block Data Update
+ */
+typedef enum {
+ LIS3MDL_BDU_CONTINOUS = 0x00, /*!< Continuos Update */
+ LIS3MDL_BDU_BLOCKED = 0x40 /*!< Single Update: output registers not updated until MSB and LSB reading */
+}LIS3MDL_BDU_t;
+
+
+
+
+/**
+ * @brief Gyroscope configuration structure.
+ */
+typedef struct {
+ /**
+ * @brief Compass Slave Address
+ */
+ LIS3MDL_SAD_t slaveaddress;
+ /**
+ * @brief Compass Operation Mode for X and Y axes
+ */
+ LIS3MDL_OMXY_t opmodexy;
+ /**
+ * @brief Compass Output Data Rate
+ */
+ LIS3MDL_ODR_t outputdatarate;
+ /**
+ * @brief Compass Full Scale
+ */
+ LIS3MDL_FS_t fullscale;
+ /**
+ * @brief Compass Low Mode configuration
+ */
+ LIS3MDL_PM_t lowpowermode;
+ /**
+ * @brief Compass Mode
+ */
+ LIS3MDL_MD_t mode;
+ /**
+ * @brief Compass Operation Mode for Z axis
+ */
+ LIS3MDL_OMZ_t opmodez;
+ /**
+ * @brief Compass Endianness
+ */
+ LIS3MDL_End_t endianess;
+ /**
+ * @brief Compass Block Data Update
+ */
+ LIS3MDL_BDU_t blockdataupdate;
+} LIS3MDL_Config;
+/** @} */
+/*===========================================================================*/
+/* Driver macros. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* External declarations. */
+/*===========================================================================*/
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+ uint8_t lis3mdlReadRegister(I2CDriver *i2cp, uint8_t sad, uint8_t sub,
+ msg_t* message);
+ void lis3mdlWriteRegister(I2CDriver *i2cp, uint8_t sad, uint8_t sub,
+ uint8_t value, msg_t* message);
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* COMP_USE_LIS3MDL */
+#endif /* _LIS3MDL_H_ */
+
+/** @} */
diff --git a/os/various/devices_lib/lsm303dlhc.c b/os/various/devices_lib/lsm303dlhc.c
new file mode 100644
index 0000000..7861255
--- /dev/null
+++ b/os/various/devices_lib/lsm303dlhc.c
@@ -0,0 +1,207 @@
+/*
+ Pretty LAYer for ChibiOS/RT - Copyright (C) 2014 Rocco Marco Guglielmi
+
+ This file is part of PLAY for ChibiOS/RT.
+
+ PLAY is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ PLAY is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+/*
+ Special thanks to Giovanni Di Sirio for teachings, his moral support and
+ friendship. Note that some or every piece of this file could be part of
+ the ChibiOS project that is intellectual property of Giovanni Di Sirio.
+ Please refer to ChibiOS/RT license before use this file.
+ */
+
+/**
+ * @file lsm303dlhc.c
+ * @brief LSM303DLHC MEMS interface module through I2C code.
+ *
+ * @addtogroup lsm303dlhc
+ * @{
+ */
+
+#include "ch.h"
+#include "hal.h"
+
+#include "play.h"
+#include "lsm303dlhc.h"
+
+#if (ACCEL_USE_LSM303DLHC) || (COMP_USE_LSM303DLHC) || defined(__DOXYGEN__)
+
+/*===========================================================================*/
+/* Driver local definitions. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver exported variables. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver local variables and types. */
+/*===========================================================================*/
+
+
+/*===========================================================================*/
+/* Driver local functions. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver exported functions. */
+/*===========================================================================*/
+
+/**
+ * @brief Reads a generic sub-register value.
+ * @pre The I2C interface must be initialized and the driver started.
+ *
+ * @param[in] i2cp pointer to the I2C interface
+ * @param[in] sad slave address without R bit
+ * @param[in] sub sub-register address
+ * @param[in] message pointer to message
+ * @return register value.
+ */
+uint8_t lsm303dlhcReadRegister(I2CDriver *i2cp, uint8_t sad, uint8_t sub,
+ msg_t* message) {
+
+ uint8_t txbuf, rxbuf[2];
+#if defined(STM32F103_MCUCONF)
+ txbuf = LSM303DLHC_SUB_MSB | sub;
+ if(message != NULL){
+ *message = i2cMasterTransmitTimeout(i2cp, sad, &txbuf, 1, rxbuf, 2,
+ TIME_INFINITE);
+ }
+ else{
+ i2cMasterTransmitTimeout(i2cp, sad, &txbuf, 1, rxbuf, 2, TIME_INFINITE);
+ }
+ return rxbuf[0];
+#else
+ txbuf = sub;
+ if(message != NULL){
+ *message = i2cMasterTransmitTimeout(i2cp, sad, &txbuf, 1, rxbuf, 1,
+ TIME_INFINITE);
+ }
+ else{
+ i2cMasterTransmitTimeout(i2cp, sad, &txbuf, 1, rxbuf, 1, TIME_INFINITE);
+ }
+ return rxbuf[0];
+#endif
+
+
+}
+
+/**
+ * @brief Writes a value into a register.
+ * @pre The I2C interface must be initialized and the driver started.
+ *
+ * @param[in] i2cp pointer to the I2C interface
+ * @param[in] sad slave address without R bit
+ * @param[in] sub sub-register address
+ * @param[in] value the value to be written
+ * @param[out] message pointer to message
+ */
+void lsm303dlhcWriteRegister(I2CDriver *i2cp,uint8_t sad, uint8_t sub,
+ uint8_t value, msg_t* message) {
+
+ uint8_t txbuf[2];
+ uint8_t rxbuf;
+ if(sad == LSM303DLHC_SAD_ACCEL){
+ switch (sub) {
+ default:
+ /* Reserved register must not be written, according to the datasheet
+ * this could permanently damage the device.
+ */
+ chDbgAssert(FALSE, "lsm303dlhcWriteRegister(), #1", "reserved register");
+ case LSM303DLHC_SUB_ACC_STATUS_REG:
+ case LSM303DLHC_SUB_ACC_OUT_X_L:
+ case LSM303DLHC_SUB_ACC_OUT_X_H:
+ case LSM303DLHC_SUB_ACC_OUT_Y_L:
+ case LSM303DLHC_SUB_ACC_OUT_Y_H:
+ case LSM303DLHC_SUB_ACC_OUT_Z_L:
+ case LSM303DLHC_SUB_ACC_OUT_Z_H:
+ case LSM303DLHC_SUB_ACC_FIFO_SRC_REG:
+ case LSM303DLHC_SUB_ACC_INT1_SOURCE:
+ case LSM303DLHC_SUB_ACC_INT2_SOURCE:
+ case LSM303DLHC_SUB_ACC_CLICK_SRC:
+ /* Read only registers cannot be written, the command is ignored.*/
+ return;
+ case LSM303DLHC_SUB_ACC_CTRL_REG1:
+ case LSM303DLHC_SUB_ACC_CTRL_REG2:
+ case LSM303DLHC_SUB_ACC_CTRL_REG3:
+ case LSM303DLHC_SUB_ACC_CTRL_REG4:
+ case LSM303DLHC_SUB_ACC_CTRL_REG5:
+ case LSM303DLHC_SUB_ACC_CTRL_REG6:
+ case LSM303DLHC_SUB_ACC_REFERENCE:
+ case LSM303DLHC_SUB_ACC_FIFO_CTRL_REG:
+ case LSM303DLHC_SUB_ACC_INT1_CFG:
+ case LSM303DLHC_SUB_ACC_INT1_THS:
+ case LSM303DLHC_SUB_ACC_INT1_DURATION:
+ case LSM303DLHC_SUB_ACC_INT2_CFG:
+ case LSM303DLHC_SUB_ACC_INT2_THS:
+ case LSM303DLHC_SUB_ACC_INT2_DURATION:
+ case LSM303DLHC_SUB_ACC_CLICK_CFG:
+ case LSM303DLHC_SUB_ACC_CLICK_THS:
+ case LSM303DLHC_SUB_ACC_TIME_LIMIT:
+ case LSM303DLHC_SUB_ACC_TIME_LATENCY:
+ case LSM303DLHC_SUB_ACC_TIME_WINDOW:
+ txbuf[0] = sub;
+ txbuf[1] = value;
+ if(message != NULL){
+ *message = i2cMasterTransmitTimeout(i2cp, sad, txbuf, 2, &rxbuf, 0,
+ TIME_INFINITE);
+ }
+ else{
+ i2cMasterTransmitTimeout(i2cp, sad, txbuf, 2, &rxbuf, 0, TIME_INFINITE);
+ }
+ break;
+ }
+ }
+ else if(sad == LSM303DLHC_SAD_COMPASS){
+ switch (sub) {
+ default:
+ /* Reserved register must not be written, according to the datasheet
+ * this could permanently damage the device.
+ */
+ chDbgAssert(FALSE, "lsm303dlhcWriteRegister(), #1", "reserved register");
+ case LSM303DLHC_SUB_COMP_OUT_X_H:
+ case LSM303DLHC_SUB_COMP_OUT_X_L:
+ case LSM303DLHC_SUB_COMP_OUT_Z_H:
+ case LSM303DLHC_SUB_COMP_OUT_Z_L:
+ case LSM303DLHC_SUB_COMP_OUT_Y_H:
+ case LSM303DLHC_SUB_COMP_OUT_Y_L:
+ case LSM303DLHC_SUB_COMP_SR_REG:
+ case LSM303DLHC_SUB_COMP_IRA_REG:
+ case LSM303DLHC_SUB_COMP_IRB_REG:
+ case LSM303DLHC_SUB_COMP_IRC_REG:
+ case LSM303DLHC_SUB_COMP_TEMP_OUT_H:
+ case LSM303DLHC_SUB_COMP_TEMP_OUT_L:
+ /* Read only registers cannot be written, the command is ignored.*/
+ return;
+ case LSM303DLHC_SUB_COMP_CRA_REG:
+ case LSM303DLHC_SUB_COMP_CRB_REG:
+ case LSM303DLHC_SUB_COMP_MR_REG:
+ txbuf[0] = sub;
+ txbuf[1] = value;
+ if(message != NULL){
+ *message = i2cMasterTransmitTimeout(i2cp, sad, txbuf, 2, &rxbuf, 0,
+ TIME_INFINITE);
+ }
+ else{
+ i2cMasterTransmitTimeout(i2cp, sad, txbuf, 2, &rxbuf, 0, TIME_INFINITE);
+ }
+ break;
+ }
+ }
+}
+#endif /* (ACCEL_USE_LSM303DLHC) || (COMP_USE_LSM303DLHC) */
+/** @} */
diff --git a/os/various/devices_lib/lsm303dlhc.h b/os/various/devices_lib/lsm303dlhc.h
new file mode 100644
index 0000000..4ea788a
--- /dev/null
+++ b/os/various/devices_lib/lsm303dlhc.h
@@ -0,0 +1,357 @@
+/*
+ Pretty LAYer for ChibiOS/RT - Copyright (C) 2014 Rocco Marco Guglielmi
+
+ This file is part of PLAY for ChibiOS/RT.
+
+ PLAY is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ PLAY is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+/*
+ Special thanks to Giovanni Di Sirio for teachings, his moral support and
+ friendship. Note that some or every piece of this file could be part of
+ the ChibiOS project that is intellectual property of Giovanni Di Sirio.
+ Please refer to ChibiOS/RT license before use this file.
+ */
+
+/**
+ * @file lsm303dlhc.h
+ * @brief LSM303DLHC MEMS interface module through I2C header.
+ *
+ * @addtogroup lsm303dlhc
+ * @{
+ */
+
+#ifndef _LSM303DLHC_H_
+#define _LSM303DLHC_H_
+
+#if (ACCEL_USE_LSM303DLHC) || (COMP_USE_LSM303DLHC) || defined(__DOXYGEN__)
+/*===========================================================================*/
+/* Driver constants. */
+/*===========================================================================*/
+
+#if (PLAY_USE_FLOAT) || defined(__DOXYGEN__)
+#define LSM303DLHC_ACC_SENS_2G ((float)1671.836f) /*!< Accelerometer sensitivity with 2 G full scale [LSB * s^2 / m] */
+#define LSM303DLHC_ACC_SENS_4G ((float)835.918f) /*!< Accelerometer sensitivity with 4 G full scale [LSB * s^2 / m] */
+#define LSM303DLHC_ACC_SENS_8G ((float)417.959f) /*!< Accelerometer sensitivity with 8 G full scale [LSB * s^2 / m] */
+#define LSM303DLHC_ACC_SENS_16G ((float)208.979f) /*!< Accelerometer sensitivity with 16 G full scale [LSB * s^2 / m] */
+
+#define LSM303DLHC_COMP_SENS_XY_1_3GA ((float)1100.0f) /*!< Compass sensitivity with 1.3 GA full scale [LSB / Ga] */
+#define LSM303DLHC_COMP_SENS_XY_1_9GA ((float)855.0f) /*!< Compass sensitivity with 1.9 GA full scale [LSB / Ga] */
+#define LSM303DLHC_COMP_SENS_XY_2_5GA ((float)670.0f) /*!< Compass sensitivity with 2.5 GA full scale [LSB / Ga] */
+#define LSM303DLHC_COMP_SENS_XY_4_0GA ((float)450.0f) /*!< Compass sensitivity with 4.0 GA full scale [LSB / Ga] */
+#define LSM303DLHC_COMP_SENS_XY_4_7GA ((float)400.0f) /*!< Compass sensitivity with 4.7 GA full scale [LSB / Ga] */
+#define LSM303DLHC_COMP_SENS_XY_5_6GA ((float)330.0f) /*!< Compass sensitivity with 5.6 GA full scale [LSB / Ga] */
+#define LSM303DLHC_COMP_SENS_XY_8_1GA ((float)230.0f) /*!< Compass sensitivity with 8.1 GA full scale [LSB / Ga] */
+
+#define LSM303DLHC_COMP_SENS_Z_1_3GA ((float)980.0f) /*!< Compass sensitivity with 1.3 GA full scale [LSB / Ga] */
+#define LSM303DLHC_COMP_SENS_Z_1_9GA ((float)765.0f) /*!< Compass sensitivity with 1.9 GA full scale [LSB / Ga] */
+#define LSM303DLHC_COMP_SENS_Z_2_5GA ((float)600.0f) /*!< Compass sensitivity with 2.5 GA full scale [LSB / Ga] */
+#define LSM303DLHC_COMP_SENS_Z_4_0GA ((float)400.0f) /*!< Compass sensitivity with 4.0 GA full scale [LSB / Ga] */
+#define LSM303DLHC_COMP_SENS_Z_4_7GA ((float)355.0f) /*!< Compass sensitivity with 4.7 GA full scale [LSB / Ga] */
+#define LSM303DLHC_COMP_SENS_Z_5_6GA ((float)295.0f) /*!< Compass sensitivity with 5.6 GA full scale [LSB / Ga] */
+#define LSM303DLHC_COMP_SENS_Z_8_1GA ((float)205.0f) /*!< Compass sensitivity with 8.1 GA full scale [LSB / Ga] */
+#endif /* PLAY_USE_FLOAT */
+/**
+ * @name LSM303DLHC register names
+ * @{
+ */
+/******************************************************************************/
+/* */
+/* LSM303DLHC on board MEMS */
+/* */
+/******************************************************************************/
+/******************* Bit definition for I2C communication *******************/
+#define LSM303DLHC_SAD ((uint8_t)0x7F) /*!< SAD[6:0] Slave Address Mask */
+#define LSM303DLHC_SAD_ACCEL ((uint8_t)0x19) /*!< ACCELEROMETER Slave Address */
+#define LSM303DLHC_SAD_COMPASS ((uint8_t)0x1E) /*!< MAGNETOMETER Slave Address */
+
+#define LSM303DLHC_SUB ((uint8_t)0x7F) /*!< SUB[6:0] Sub-registers address Mask */
+#define LSM303DLHC_SUB_0 ((uint8_t)0x01) /*!< bit 0 */
+#define LSM303DLHC_SUB_1 ((uint8_t)0x02) /*!< bit 1 */
+#define LSM303DLHC_SUB_2 ((uint8_t)0x08) /*!< bit 3 */
+#define LSM303DLHC_SUB_4 ((uint8_t)0x10) /*!< bit 4 */
+#define LSM303DLHC_SUB_5 ((uint8_t)0x20) /*!< bit 5 */
+#define LSM303DLHC_SUB_6 ((uint8_t)0x40) /*!< bit 6 */
+
+#define LSM303DLHC_SUB_MSB ((uint8_t)0x80) /*!< Multiple data read\write bit */
+
+/******** Bit definition for Accelerometer SUB-Registers Addresses **********/
+#define LSM303DLHC_SUB_ACC_CTRL_REG1 ((uint8_t)0x20) /*!< CONTROL REGISTER 1 FOR ACCELEROMETER */
+#define LSM303DLHC_SUB_ACC_CTRL_REG2 ((uint8_t)0x21) /*!< CONTROL REGISTER 2 FOR ACCELEROMETER */
+#define LSM303DLHC_SUB_ACC_CTRL_REG3 ((uint8_t)0x22) /*!< CONTROL REGISTER 3 FOR ACCELEROMETER */
+#define LSM303DLHC_SUB_ACC_CTRL_REG4 ((uint8_t)0x23) /*!< CONTROL REGISTER 4 FOR ACCELEROMETER */
+#define LSM303DLHC_SUB_ACC_CTRL_REG5 ((uint8_t)0x24) /*!< CONTROL REGISTER 5 FOR ACCELEROMETER */
+#define LSM303DLHC_SUB_ACC_CTRL_REG6 ((uint8_t)0x25) /*!< CONTROL REGISTER 6 FOR ACCELEROMETER */
+#define LSM303DLHC_SUB_ACC_REFERENCE ((uint8_t)0x26) /*!< REFERENCE/DATACAPTURE FOR ACCELEROMETER */
+#define LSM303DLHC_SUB_ACC_STATUS_REG ((uint8_t)0x27) /*!< STATUS REGISTER FOR ACCELEROMETER */
+#define LSM303DLHC_SUB_ACC_OUT_X_L ((uint8_t)0x28) /*!< OUTPUT X-AXIS LOW FOR ACCELEROMETER */
+#define LSM303DLHC_SUB_ACC_OUT_X_H ((uint8_t)0x29) /*!< OUTPUT X-AXIS HIGH FOR ACCELEROMETER */
+#define LSM303DLHC_SUB_ACC_OUT_Y_L ((uint8_t)0x2A) /*!< OUTPUT Y-AXIS LOW FOR ACCELEROMETER */
+#define LSM303DLHC_SUB_ACC_OUT_Y_H ((uint8_t)0x2B) /*!< OUTPUT Y-AXIS HIGH FOR ACCELEROMETER */
+#define LSM303DLHC_SUB_ACC_OUT_Z_L ((uint8_t)0x2C) /*!< OUTPUT Z-AXIS LOW FOR ACCELEROMETER */
+#define LSM303DLHC_SUB_ACC_OUT_Z_H ((uint8_t)0x2D) /*!< OUTPUT Z-AXIS HIGH FOR ACCELEROMETER */
+#define LSM303DLHC_SUB_ACC_FIFO_CTRL_REG ((uint8_t)0x2E) /*!< FIFO CONTROL REGISTER FOR ACCELEROMETER */
+#define LSM303DLHC_SUB_ACC_FIFO_SRC_REG ((uint8_t)0x2F) /*!< FIFO SOURCE REGISTER FOR ACCELEROMETER */
+#define LSM303DLHC_SUB_ACC_INT1_CFG ((uint8_t)0x30) /*!< INTERRUPT1 CONFIG FOR ACCELEROMETER */
+#define LSM303DLHC_SUB_ACC_INT1_SOURCE ((uint8_t)0x31) /*!< INTERRUPT1 SOURCE FOR ACCELEROMETER */
+#define LSM303DLHC_SUB_ACC_INT1_THS ((uint8_t)0x32) /*!< INTERRUPT1 THRESHOLD FOR ACCELEROMETER */
+#define LSM303DLHC_SUB_ACC_INT1_DURATION ((uint8_t)0x33) /*!< INTERRUPT1 DURATION FOR ACCELEROMETER */
+#define LSM303DLHC_SUB_ACC_INT2_CFG ((uint8_t)0x34) /*!< INTERRUPT2 CONFIG FOR ACCELEROMETER */
+#define LSM303DLHC_SUB_ACC_INT2_SOURCE ((uint8_t)0x35) /*!< INTERRUPT2 SOURCE FOR ACCELEROMETER */
+#define LSM303DLHC_SUB_ACC_INT2_THS ((uint8_t)0x36) /*!< INTERRUPT2 THRESHOLD FOR ACCELEROMETER */
+#define LSM303DLHC_SUB_ACC_INT2_DURATION ((uint8_t)0x37) /*!< INTERRUPT2 DURATION FOR ACCELEROMETER */
+#define LSM303DLHC_SUB_ACC_CLICK_CFG ((uint8_t)0x38) /*!< CLICK CONFIG FOR ACCELEROMETER */
+#define LSM303DLHC_SUB_ACC_CLICK_SRC ((uint8_t)0x39) /*!< CLICK SOURCE FOR ACCELEROMETER */
+#define LSM303DLHC_SUB_ACC_CLICK_THS ((uint8_t)0x3A) /*!< CLICK THRESHOLD FOR ACCELEROMETER */
+#define LSM303DLHC_SUB_ACC_TIME_LIMIT ((uint8_t)0x3B) /*!< TIME LIMIT FOR ACCELEROMETER */
+#define LSM303DLHC_SUB_ACC_TIME_LATENCY ((uint8_t)0x3C) /*!< TIME LATENCY FOR ACCELEROMETER */
+#define LSM303DLHC_SUB_ACC_TIME_WINDOW ((uint8_t)0x3D) /*!< TIME WINDOW FOR ACCELEROMETER */
+
+/********* Bit definition for Compass SUB-Registers Addresses **********/
+#define LSM303DLHC_SUB_COMP_CRA_REG ((uint8_t)0x00) /*!< CONTROL REGISTER A FOR MAGNETOMETER */
+#define LSM303DLHC_SUB_COMP_CRB_REG ((uint8_t)0x01) /*!< CONTROL REGISTER B FOR MAGNETOMETER */
+#define LSM303DLHC_SUB_COMP_MR_REG ((uint8_t)0x02) /*!< STATUS REGISTER FOR MAGNETOMETER */
+#define LSM303DLHC_SUB_COMP_OUT_X_H ((uint8_t)0x03) /*!< OUTPUT X-AXIS HIGH FOR MAGNETOMETER */
+#define LSM303DLHC_SUB_COMP_OUT_X_L ((uint8_t)0x04) /*!< OUTPUT X-AXIS LOW FOR MAGNETOMETER */
+#define LSM303DLHC_SUB_COMP_OUT_Z_H ((uint8_t)0x05) /*!< OUTPUT Z-AXIS HIGH FOR MAGNETOMETER */
+#define LSM303DLHC_SUB_COMP_OUT_Z_L ((uint8_t)0x06) /*!< OUTPUT Z-AXIS LOW FOR MAGNETOMETER */
+#define LSM303DLHC_SUB_COMP_OUT_Y_H ((uint8_t)0x07) /*!< OUTPUT Y-AXIS HIGH FOR MAGNETOMETER */
+#define LSM303DLHC_SUB_COMP_OUT_Y_L ((uint8_t)0x08) /*!< OUTPUT Y-AXIS LOW FOR MAGNETOMETER */
+#define LSM303DLHC_SUB_COMP_SR_REG ((uint8_t)0x09) /*!< SR REGISTER FOR MAGNETOMETER */
+#define LSM303DLHC_SUB_COMP_IRA_REG ((uint8_t)0x0A) /*!< IR A REGISTER FOR MAGNETOMETER */
+#define LSM303DLHC_SUB_COMP_IRB_REG ((uint8_t)0x0B) /*!< IR B REGISTER FOR MAGNETOMETER */
+#define LSM303DLHC_SUB_COMP_IRC_REG ((uint8_t)0x0C) /*!< IR C REGISTER FOR MAGNETOMETER */
+#define LSM303DLHC_SUB_COMP_TEMP_OUT_H ((uint8_t)0x31) /*!< OUTPUT TEMP HIGH FOR MAGNETOMETER */
+#define LSM303DLHC_SUB_COMP_TEMP_OUT_L ((uint8_t)0x32) /*!< OUTPUT TEMP LOW FOR MAGNETOMETER */
+
+/** @} */
+
+/*===========================================================================*/
+/* Driver pre-compile time settings. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Derived constants and error checks. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver data structures and types. */
+/*===========================================================================*/
+
+/**
+ * @name Accelerometer data structures and types
+ * @{
+ */
+
+/**
+ * @brief Accelerometer Output Data Rate
+ */
+typedef enum
+{
+ LSM303DLHC_ACC_ODR_PD = 0x00, /*!< Power down */
+ LSM303DLHC_ACC_ODR_1Hz = 0x10, /*!< Output Data Rate = 1 Hz */
+ LSM303DLHC_ACC_ODR_10Hz = 0x20, /*!< Output Data Rate = 10 Hz */
+ LSM303DLHC_ACC_ODR_25Hz = 0x30, /*!< Output Data Rate = 25 Hz */
+ LSM303DLHC_ACC_ODR_50Hz = 0x40, /*!< Output Data Rate = 50 Hz */
+ LSM303DLHC_ACC_ODR_100Hz = 0x50, /*!< Output Data Rate = 100 Hz */
+ LSM303DLHC_ACC_ODR_200Hz = 0x60, /*!< Output Data Rate = 200 Hz */
+ LSM303DLHC_ACC_ODR_400Hz = 0x70, /*!< Output Data Rate = 400 Hz */
+ LSM303DLHC_ACC_ODR_1620Hz = 0x80, /*!< Output Data Rate = 1620 Hz Low Power mode only */
+ LSM303DLHC_ACC_ODR_1344Hz = 0x90 /*!< Output Data Rate = 1344 Hz in Normal mode and 5376 Hz in Low Power Mode */
+}LSM303DLHC_ACC_ODR_t;
+
+/**
+ * @brief Accelerometer Power Mode
+ */
+typedef enum
+{
+ LSM303DLHC_ACC_PM_NORMAL = 0x00, /*!< Normal mode enabled */
+ LSM303DLHC_ACC_PM_LOW_POWER = 0x08 /*!< Low Power mode enabled */
+}LSM303DLHC_ACC_PM_t;
+
+/**
+ * @brief Accelerometer Full Scale
+ */
+typedef enum
+{
+ LSM303DLHC_ACC_FS_2G = 0x00, /*!< ±2 g m/s^2 */
+ LSM303DLHC_ACC_FS_4G = 0x10, /*!< ±4 g m/s^2 */
+ LSM303DLHC_ACC_FS_8G = 0x20, /*!< ±8 g m/s^2 */
+ LSM303DLHC_ACC_FS_16G = 0x30 /*!< ±16 g m/s^2 */
+}LSM303DLHC_ACC_FS_t;
+
+/**
+ * @brief Accelerometer Axes Enabling
+ */
+typedef enum{
+ LSM303DLHC_ACC_AE_DISABLED = 0x00, /*!< Axes all disabled */
+ LSM303DLHC_ACC_AE_X = 0x01, /*!< Only X-axis enabled */
+ LSM303DLHC_ACC_AE_Y = 0x02, /*!< Only Y-axis enabled */
+ LSM303DLHC_ACC_AE_XY = 0x03, /*!< X & Y axes enabled */
+ LSM303DLHC_ACC_AE_Z = 0x04, /*!< Only Z-axis enabled */
+ LSM303DLHC_ACC_AE_XZ = 0x05, /*!< X & Z axes enabled */
+ LSM303DLHC_ACC_AE_YZ = 0x06, /*!< Y & Z axes enabled */
+ LSM303DLHC_ACC_AE_XYZ = 0x07 /*!< All axes enabled */
+}LSM303DLHC_ACC_AE_t;
+
+/**
+ * @brief Accelerometer Block Data Update
+ */
+typedef enum
+{
+ LSM303DLHC_ACC_BDU_CONTINOUS = 0x00, /*!< Continuos Update */
+ LSM303DLHC_ACC_BDU_BLOCKED = 0x80 /*!< Single Update: output registers not updated until MSB and LSB reading */
+}LSM303DLHC_ACC_BDU_t;
+
+/**
+ * @brief Accelerometer Endianness
+ */
+typedef enum
+{
+ LSM303DLHC_ACC_End_LITTLE = 0x00, /*!< Little Endian: data LSB @ lower address */
+ LSM303DLHC_ACC_End_BIG = 0x40 /*!< Big Endian: data MSB @ lower address */
+}LSM303DLHC_ACC_End_t;
+
+/**
+ * @brief Accelerometer High Resolution mode
+ */
+typedef enum
+{
+ LSM303DLHC_ACC_HR_Enabled = 0x08, /*!< High resolution output mode enabled */
+ LSM303DLHC_ACC_HR_Disabled = 0x00 /*!< High resolution output mode disabled */
+}LSM303DLHC_ACC_HR_t;
+
+/**
+ * @brief Accelerometer configuration structure.
+ */
+typedef struct {
+ /**
+ * @brief Accelerometer fullscale value.
+ */
+ LSM303DLHC_ACC_FS_t fullscale;
+ /**
+ * @brief Accelerometer power mode selection.
+ */
+ LSM303DLHC_ACC_PM_t powermode;
+ /**
+ * @brief Accelerometer output data rate selection.
+ */
+ LSM303DLHC_ACC_ODR_t outputdatarate;
+ /**
+ * @brief Accelerometer axes enabling.
+ */
+ LSM303DLHC_ACC_AE_t axesenabling;
+ /**
+ * @brief Accelerometer block data update.
+ */
+ LSM303DLHC_ACC_BDU_t blockdataupdate;
+ /**
+ * @brief Accelerometer block data update.
+ */
+ LSM303DLHC_ACC_HR_t highresmode;
+} LSM303DLHC_ACC_Config;
+/** @} */
+
+
+/**
+ * @name Compass data types
+ * @{
+ */
+
+/**
+ * @brief Compass Output Data Rate
+ */
+typedef enum
+{
+ LSM303DLHC_COMP_ODR_0_75_Hz = 0x00, /*!< Output Data Rate = 0.75 Hz */
+ LSM303DLHC_COMP_ODR_1_5_Hz = 0x04, /*!< Output Data Rate = 1.5 Hz */
+ LSM303DLHC_COMP_ODR_3_0_Hz = 0x08, /*!< Output Data Rate = 3 Hz */
+ LSM303DLHC_COMP_ODR_7_5_Hz = 0x0C, /*!< Output Data Rate = 7.5 Hz */
+ LSM303DLHC_COMP_ODR_15_Hz = 0x10, /*!< Output Data Rate = 15 Hz */
+ LSM303DLHC_COMP_ODR_30_Hz = 0x14, /*!< Output Data Rate = 30 Hz */
+ LSM303DLHC_COMP_ODR_75_Hz = 0x18, /*!< Output Data Rate = 75 Hz */
+ LSM303DLHC_COMP_ODR_220_Hz = 0x1C /*!< Output Data Rate = 220 Hz */
+}LSM303DLHC_COMP_ODR_t;
+
+
+/**
+ * @brief Compass Full Scale
+ */
+typedef enum
+{
+ LSM303DLHC_COMP_FS_1_3_GA = 0x20, /*!< Full scale = ±1.3 Gauss */
+ LSM303DLHC_COMP_FS_1_9_GA = 0x40, /*!< Full scale = ±1.9 Gauss */
+ LSM303DLHC_COMP_FS_2_5_GA = 0x60, /*!< Full scale = ±2.5 Gauss */
+ LSM303DLHC_COMP_FS_4_0_GA = 0x80, /*!< Full scale = ±4.0 Gauss */
+ LSM303DLHC_COMP_FS_4_7_GA = 0xA0, /*!< Full scale = ±4.7 Gauss */
+ LSM303DLHC_COMP_FS_5_6_GA = 0xC0, /*!< Full scale = ±5.6 Gauss */
+ LSM303DLHC_COMP_FS_8_1_GA = 0xE0 /*!< Full scale = ±8.1 Gauss */
+}LSM303DLHC_COMP_FS_t;
+
+
+/**
+ * @brief Compass Working Mode
+ */
+typedef enum
+{
+ LSM303DLHC_COMP_WM_CONTINUOS = 0x00, /*!< Continuous-Conversion Mode */
+ LSM303DLHC_COMP_WM_BLOCKED = 0x01, /*!< Single-Conversion Mode */
+ LSM303DLHC_COMP_WM_SLEEP = 0x02 /*!< Sleep Mode */
+}LSM303DLHC_COMP_WM_t;
+
+/**
+ * @brief Compass configuration structure.
+ */
+typedef struct {
+ /**
+ * @brief Compass fullscale value.
+ */
+ LSM303DLHC_COMP_FS_t fullscale;
+ /**
+ * @brief Compass output data rate selection.
+ */
+ LSM303DLHC_COMP_ODR_t outputdatarate;
+ /**
+ * @brief Compass working mode.
+ */
+ LSM303DLHC_COMP_WM_t workingmode;
+} LSM303DLHC_COMP_Config;
+/** @} */
+/*===========================================================================*/
+/* Driver macros. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* External declarations. */
+/*===========================================================================*/
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+ uint8_t lsm303dlhcReadRegister(I2CDriver *i2cp, uint8_t sad, uint8_t sub,
+ msg_t* message);
+ void lsm303dlhcWriteRegister(I2CDriver *i2cp,uint8_t sad, uint8_t sub,
+ uint8_t value, msg_t* message);
+
+#ifdef __cplusplus
+}
+#endif
+#endif /* (ACCEL_USE_LSM303DLHC) || (COMP_USE_LSM303DLHC) */
+#endif /* _LSM303DLHC_H_ */
+/** @} */
+
+/*
+ * TODO PLAY--> add spi support, and Multiple reg read.
+ */
diff --git a/os/various/devices_lib/lsm6ds0.c b/os/various/devices_lib/lsm6ds0.c
new file mode 100644
index 0000000..304b340
--- /dev/null
+++ b/os/various/devices_lib/lsm6ds0.c
@@ -0,0 +1,186 @@
+/*
+ Pretty LAYer for ChibiOS/RT - Copyright (C) 2014 Rocco Marco Guglielmi
+
+ This file is part of PLAY for ChibiOS/RT.
+
+ PLAY is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ PLAY is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+/*
+ Special thanks to Giovanni Di Sirio for teachings, his moral support and
+ friendship. Note that some or every piece of this file could be part of
+ the ChibiOS project that is intellectual property of Giovanni Di Sirio.
+ Please refer to ChibiOS/RT license before use this file.
+ */
+
+/**
+ * @file lsm6ds0.c
+ * @brief LSM6DS0 MEMS interface module through I2C code.
+ *
+ * @addtogroup lsm6ds0
+ * @{
+ */
+
+#include "ch.h"
+#include "hal.h"
+
+#include "play.h"
+#include "lsm6ds0.h"
+
+#if (ACCEL_USE_LSM6DS0) || (GYRO_USE_LSM6DS0) || defined(__DOXYGEN__)
+
+/*===========================================================================*/
+/* Driver local definitions. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver exported variables. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver local variables and types. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver local functions. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver exported functions. */
+/*===========================================================================*/
+
+/**
+ * @brief Reads a generic sub-register value.
+ * @pre The I2C interface must be initialized and the driver started.
+ *
+ * @param[in] i2cp pointer to the I2C interface
+ * @param[in] sad slave address without R bit
+ * @param[in] sub sub-register address
+ * @param[in] message pointer to message
+ * @return register value.
+ */
+uint8_t lsm6ds0ReadRegister(I2CDriver *i2cp, uint8_t sad, uint8_t sub,
+ msg_t* message) {
+
+ uint8_t txbuf, rxbuf[2];
+#if defined(STM32F103_MCUCONF)
+ txbuf = LSM303DLHC_SUB_MSB | sub;
+ if(message != NULL){
+ *message = i2cMasterTransmitTimeout(i2cp, sad, &txbuf, 1, rxbuf, 2,
+ TIME_INFINITE);
+ }
+ else{
+ i2cMasterTransmitTimeout(i2cp, sad, &txbuf, 1, rxbuf, 2, TIME_INFINITE);
+ }
+ return rxbuf[0];
+#else
+ txbuf = sub;
+ if(message != NULL){
+ *message = i2cMasterTransmitTimeout(i2cp, sad, &txbuf, 1, rxbuf, 1,
+ TIME_INFINITE);
+ }
+ else{
+ i2cMasterTransmitTimeout(i2cp, sad, &txbuf, 1, rxbuf, 1, TIME_INFINITE);
+ }
+ return rxbuf[0];
+#endif
+}
+
+/**
+ * @brief Writes a value into a register.
+ * @pre The I2C interface must be initialized and the driver started.
+ *
+ * @param[in] i2cp pointer to the I2C interface
+ * @param[in] sad slave address without R bit
+ * @param[in] sub sub-register address
+ * @param[in] value the value to be written
+ * @param[out] message pointer to message
+ */
+void lsm6ds0WriteRegister(I2CDriver *i2cp, uint8_t sad, uint8_t sub,
+ uint8_t value, msg_t* message) {
+
+ uint8_t txbuf[2];
+ uint8_t rxbuf;
+ switch (sub) {
+ default:
+ /* Reserved register must not be written, according to the datasheet
+ * this could permanently damage the device.
+ */
+ chDbgAssert(FALSE, "lsm6ds0WriteRegister(), #1", "reserved register");
+ case LSM6DS0_SUB_WHO_AM_I:
+ case LSM6DS0_SUB_INT_GEN_SRC_G:
+ case LSM6DS0_SUB_OUT_TEMP_L:
+ case LSM6DS0_SUB_OUT_TEMP_H:
+ case LSM6DS0_SUB_STATUS_REG1:
+ case LSM6DS0_SUB_OUT_X_L_G:
+ case LSM6DS0_SUB_OUT_X_H_G:
+ case LSM6DS0_SUB_OUT_Y_L_G:
+ case LSM6DS0_SUB_OUT_Y_H_G:
+ case LSM6DS0_SUB_OUT_Z_L_G:
+ case LSM6DS0_SUB_OUT_Z_H_G:
+ case LSM6DS0_SUB_INT_GEN_SRC_XL:
+ case LSM6DS0_SUB_STATUS_REG2:
+ case LSM6DS0_SUB_OUT_X_L_XL:
+ case LSM6DS0_SUB_OUT_X_H_XL:
+ case LSM6DS0_SUB_OUT_Y_L_XL:
+ case LSM6DS0_SUB_OUT_Y_H_XL:
+ case LSM6DS0_SUB_OUT_Z_L_XL:
+ case LSM6DS0_SUB_OUT_Z_H_XL:
+ case LSM6DS0_SUB_FIFO_SRC:
+ /* Read only registers cannot be written, the command is ignored.*/
+ return;
+ case LSM6DS0_SUB_ACT_THS:
+ case LSM6DS0_SUB_ACT_DUR:
+ case LSM6DS0_SUB_INT_GEN_CFG_XL:
+ case LSM6DS0_SUB_INT_GEN_THS_X_XL:
+ case LSM6DS0_SUB_INT_GEN_THS_Y_XL:
+ case LSM6DS0_SUB_INT_GEN_THS_Z_XL:
+ case LSM6DS0_SUB_INT_GEN_DUR_XL:
+ case LSM6DS0_SUB_REFERENCE_G:
+ case LSM6DS0_SUB_INT_CTRL:
+ case LSM6DS0_SUB_CTRL_REG1_G:
+ case LSM6DS0_SUB_CTRL_REG2_G:
+ case LSM6DS0_SUB_CTRL_REG3_G:
+ case LSM6DS0_SUB_ORIENT_CFG_G:
+ case LSM6DS0_SUB_CTRL_REG4:
+ case LSM6DS0_SUB_CTRL_REG5_XL:
+ case LSM6DS0_SUB_CTRL_REG6_XL:
+ case LSM6DS0_SUB_CTRL_REG7_XL:
+ case LSM6DS0_SUB_CTRL_REG8:
+ case LSM6DS0_SUB_CTRL_REG9:
+ case LSM6DS0_SUB_CTRL_REG10:
+ case LSM6DS0_SUB_FIFO_CTRL:
+ case LSM6DS0_SUB_INT_GEN_CFG_G:
+ case LSM6DS0_SUB_INT_GEN_THS_XH_G:
+ case LSM6DS0_SUB_INT_GEN_THS_XL_G:
+ case LSM6DS0_SUB_INT_GEN_THS_YH_G:
+ case LSM6DS0_SUB_INT_GEN_THS_YL_G:
+ case LSM6DS0_SUB_INT_GEN_THS_ZH_G:
+ case LSM6DS0_SUB_INT_GEN_THS_ZL_G:
+ case LSM6DS0_SUB_INT_GEN_DUR_G:
+ txbuf[0] = sub;
+ txbuf[1] = value;
+ if(message != NULL){
+ *message = i2cMasterTransmitTimeout(i2cp, sad, txbuf, 2, &rxbuf, 0,
+ TIME_INFINITE);
+ }
+ else{
+ i2cMasterTransmitTimeout(i2cp, sad, txbuf, 2, &rxbuf, 0, TIME_INFINITE);
+ }
+ break;
+ }
+}
+
+#endif /* (ACCEL_USE_LSM6DS0) || (GYRO_USE_LSM6DS0) */
+/** @} */
diff --git a/os/various/devices_lib/lsm6ds0.h b/os/various/devices_lib/lsm6ds0.h
new file mode 100644
index 0000000..9f27e1b
--- /dev/null
+++ b/os/various/devices_lib/lsm6ds0.h
@@ -0,0 +1,485 @@
+/*
+ Pretty LAYer for ChibiOS/RT - Copyright (C) 2014 Rocco Marco Guglielmi
+
+ This file is part of PLAY for ChibiOS/RT.
+
+ PLAY is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ PLAY is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+/*
+ Special thanks to Giovanni Di Sirio for teachings, his moral support and
+ friendship. Note that some or every piece of this file could be part of
+ the ChibiOS project that is intellectual property of Giovanni Di Sirio.
+ Please refer to ChibiOS/RT license before use this file.
+ */
+
+/**
+ * @file lsm6ds0.h
+ * @brief LSM6DS0 MEMS interface module header.
+ *
+ * @{
+ */
+
+#ifndef _LSM6DS0_H_
+#define _LSM6DS0_H_
+
+#if (ACCEL_USE_LSM6DS0) || (GYRO_USE_LSM6DS0) || defined(__DOXYGEN__)
+/*===========================================================================*/
+/* Driver constants. */
+/*===========================================================================*/
+
+#if (PLAY_USE_FLOAT) || defined(__DOXYGEN__)
+#define LSM6DS0_ACC_SENS_2G ((float)1671.095f) /*!< Accelerometer sensitivity with 2 G full scale [LSB * s^2 / m] */
+#define LSM6DS0_ACC_SENS_4G ((float)835.547f) /*!< Accelerometer sensitivity with 4 G full scale [LSB * s^2 / m] */
+#define LSM6DS0_ACC_SENS_8G ((float)417.774) /*!< Accelerometer sensitivity with 8 G full scale [LSB * s^2 / m] */
+#define LSM6DS0_ACC_SENS_16G ((float)139.258f) /*!< Accelerometer sensitivity with 16 G full scale [LSB * s^2 / m] */
+
+#define LSM6DS0_GYRO_SENS_245DPS ((float)114.286f) /*!< Gyroscope sensitivity with 245 dps full scale [LSB * s / °] */
+#define LSM6DS0_GYRO_SENS_500DPS ((float)57.143f) /*!< Gyroscope sensitivity with 500 dps full scale [LSB * s / °] */
+#define LSM6DS0_GYRO_SENS_2000DPS ((float)14.286f) /*!< Gyroscope sensitivity with 2000 dps full scale [LSB * s / °] */
+
+#endif /* PLAY_USE_FLOAT */
+/**
+ * @name LSM6DS0 register names
+ * @{
+ */
+/******************************************************************************/
+/* */
+/* LSM6DS0 on board MEMS */
+/* */
+/******************************************************************************/
+/***************** Bit definition for I2C/SPI communication *****************/
+#define LSM6DS0_SUB ((uint8_t)0x7F) /*!< SUB[6:0] Sub-registers address Mask */
+#define LSM6DS0_SUB_0 ((uint8_t)0x01) /*!< bit 0 */
+#define LSM6DS0_SUB_1 ((uint8_t)0x02) /*!< bit 1 */
+#define LSM6DS0_SUB_2 ((uint8_t)0x08) /*!< bit 3 */
+#define LSM6DS0_SUB_4 ((uint8_t)0x10) /*!< bit 4 */
+#define LSM6DS0_SUB_5 ((uint8_t)0x20) /*!< bit 5 */
+#define LSM6DS0_SUB_6 ((uint8_t)0x40) /*!< bit 6 */
+
+#define LSM6DS0_SUB_MSB ((uint8_t)0x80) /*!< Multiple data read\write bit */
+
+/***************** Bit definition for Registers Addresses *******************/
+#define LSM6DS0_SUB_ACT_THS ((uint8_t)0x04) /*!< Activity threshold register */
+#define LSM6DS0_SUB_ACT_DUR ((uint8_t)0x05) /*!< Inactivity duration register */
+#define LSM6DS0_SUB_INT_GEN_CFG_XL ((uint8_t)0x06) /*!< Accelerometer interrupt generator configuration register */
+#define LSM6DS0_SUB_INT_GEN_THS_X_XL ((uint8_t)0x07) /*!< Accelerometer X-axis interrupt threshold register */
+#define LSM6DS0_SUB_INT_GEN_THS_Y_XL ((uint8_t)0x08) /*!< Accelerometer Y-axis interrupt threshold register */
+#define LSM6DS0_SUB_INT_GEN_THS_Z_XL ((uint8_t)0x09) /*!< Accelerometer Z-axis interrupt threshold register */
+#define LSM6DS0_SUB_INT_GEN_DUR_XL ((uint8_t)0x0A) /*!< Accelerometer interrupt duration register */
+#define LSM6DS0_SUB_REFERENCE_G ((uint8_t)0x0B) /*!< Gyroscope reference value register for digital high-pass filter */
+#define LSM6DS0_SUB_INT_CTRL ((uint8_t)0x0C) /*!< INT pin control register */
+#define LSM6DS0_SUB_WHO_AM_I ((uint8_t)0x0F) /*!< Who_AM_I register */
+#define LSM6DS0_SUB_CTRL_REG1_G ((uint8_t)0x10) /*!< Gyroscope control register 1 */
+#define LSM6DS0_SUB_CTRL_REG2_G ((uint8_t)0x11) /*!< Gyroscope control register 2 */
+#define LSM6DS0_SUB_CTRL_REG3_G ((uint8_t)0x12) /*!< Gyroscope control register 3 */
+#define LSM6DS0_SUB_ORIENT_CFG_G ((uint8_t)0x13) /*!< Gyroscope sign and orientation register */
+#define LSM6DS0_SUB_INT_GEN_SRC_G ((uint8_t)0x14) /*!< Gyroscope interrupt source register */
+#define LSM6DS0_SUB_OUT_TEMP_L ((uint8_t)0x15) /*!< Temperature data output low register */
+#define LSM6DS0_SUB_OUT_TEMP_H ((uint8_t)0x16) /*!< Temperature data output high register */
+#define LSM6DS0_SUB_STATUS_REG1 ((uint8_t)0x17) /*!< Status register 1 */
+#define LSM6DS0_SUB_OUT_X_L_G ((uint8_t)0x18) /*!< Gyroscope X-axis low output register */
+#define LSM6DS0_SUB_OUT_X_H_G ((uint8_t)0x19) /*!< Gyroscope X-axis high output register */
+#define LSM6DS0_SUB_OUT_Y_L_G ((uint8_t)0x1A) /*!< Gyroscope Y-axis low output register */
+#define LSM6DS0_SUB_OUT_Y_H_G ((uint8_t)0x1B) /*!< Gyroscope Y-axis high output register */
+#define LSM6DS0_SUB_OUT_Z_L_G ((uint8_t)0x1C) /*!< Gyroscope Z-axis low output register */
+#define LSM6DS0_SUB_OUT_Z_H_G ((uint8_t)0x1D) /*!< Gyroscope Z-axis high output register */
+#define LSM6DS0_SUB_CTRL_REG4 ((uint8_t)0x1E) /*!< Control register 4 */
+#define LSM6DS0_SUB_CTRL_REG5_XL ((uint8_t)0x1F) /*!< Accelerometer Control Register 5 */
+#define LSM6DS0_SUB_CTRL_REG6_XL ((uint8_t)0x20) /*!< Accelerometer Control Register 6 */
+#define LSM6DS0_SUB_CTRL_REG7_XL ((uint8_t)0x21) /*!< Accelerometer Control Register 7 */
+#define LSM6DS0_SUB_CTRL_REG8 ((uint8_t)0x22) /*!< Control register 8 */
+#define LSM6DS0_SUB_CTRL_REG9 ((uint8_t)0x23) /*!< Control register 9 */
+#define LSM6DS0_SUB_CTRL_REG10 ((uint8_t)0x24) /*!< Control register 10 */
+#define LSM6DS0_SUB_INT_GEN_SRC_XL ((uint8_t)0x26) /*!< Accelerometer interrupt source register */
+#define LSM6DS0_SUB_STATUS_REG2 ((uint8_t)0x27) /*!< Status register */
+#define LSM6DS0_SUB_OUT_X_L_XL ((uint8_t)0x28) /*!< Accelerometer X-axis low output register */
+#define LSM6DS0_SUB_OUT_X_H_XL ((uint8_t)0x29) /*!< Accelerometer X-axis high output register */
+#define LSM6DS0_SUB_OUT_Y_L_XL ((uint8_t)0x2A) /*!< Accelerometer Y-axis low output register */
+#define LSM6DS0_SUB_OUT_Y_H_XL ((uint8_t)0x2B) /*!< Accelerometer Y-axis high output register */
+#define LSM6DS0_SUB_OUT_Z_L_XL ((uint8_t)0x2C) /*!< Accelerometer Z-axis low output register */
+#define LSM6DS0_SUB_OUT_Z_H_XL ((uint8_t)0x2D) /*!< Accelerometer Z-axis high output register */
+#define LSM6DS0_SUB_FIFO_CTRL ((uint8_t)0x2E) /*!< FIFO control register */
+#define LSM6DS0_SUB_FIFO_SRC ((uint8_t)0x2F) /*!< FIFO status control register */
+#define LSM6DS0_SUB_INT_GEN_CFG_G ((uint8_t)0x30) /*!< Gyroscope interrupt generator configuration register */
+#define LSM6DS0_SUB_INT_GEN_THS_XH_G ((uint8_t)0x31) /*!< Gyroscope X-axis low interrupt generator threshold registers */
+#define LSM6DS0_SUB_INT_GEN_THS_XL_G ((uint8_t)0x32) /*!< Gyroscope X-axis high interrupt generator threshold registers */
+#define LSM6DS0_SUB_INT_GEN_THS_YH_G ((uint8_t)0x33) /*!< Gyroscope Y-axis low interrupt generator threshold registers */
+#define LSM6DS0_SUB_INT_GEN_THS_YL_G ((uint8_t)0x34) /*!< Gyroscope Y-axis high interrupt generator threshold registers */
+#define LSM6DS0_SUB_INT_GEN_THS_ZH_G ((uint8_t)0x35) /*!< Gyroscope Z-axis low interrupt generator threshold registers */
+#define LSM6DS0_SUB_INT_GEN_THS_ZL_G ((uint8_t)0x36) /*!< Gyroscope Z-axis high interrupt generator threshold registers */
+#define LSM6DS0_SUB_INT_GEN_DUR_G ((uint8_t)0x37) /*!< Gyroscope interrupt generator duration register */
+
+/** @} */
+
+/*===========================================================================*/
+/* Driver pre-compile time settings. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Derived constants and error checks. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver data structures and types. */
+/*===========================================================================*/
+
+/**
+ * @name Generic LSM6DS0 data structures and types
+ * @{
+ */
+
+/**
+ * @brief Accelerometer and Gyroscope Slave Address
+ */
+typedef enum {
+ LSM6DS0_SAD_GND = 0x6A, /*!< LSM6DS0 Slave Address when SA1 is to GND */
+ LSM6DS0_SAD_VCC = 0x6B /*!< LSM6DS0 Slave Address when SA1 is to VCC */
+}LSM6DS0_SAD_t;
+
+/**
+ * @brief Accelerometer and Gyroscope Block Data Update
+ */
+typedef enum
+{
+ LSM6DS0_BDU_CONTINOUS = 0x00, /*!< Continuos Update */
+ LSM6DS0_BDU_BLOCKED = 0x40 /*!< Single Update: output registers not updated until MSB and LSB reading */
+}LSM6DS0_BDU_t;
+
+/**
+ * @brief Accelerometer and Gyroscope Endianness
+ */
+typedef enum
+{
+ LSM6DS0_END_LITTLE = 0x00, /*!< Little Endian: data LSB @ lower address */
+ LSM6DS0_END_BIG = 0x20 /*!< Big Endian: data MSB @ lower address */
+}LSM6DS0_END_t;
+/** @} */
+
+/**
+ * @name Accelerometer data structures and types
+ * @{
+ */
+
+/**
+ * @brief Accelerometer Decimation Mode
+ */
+typedef enum {
+ LSM6DS0_ACC_DEC_DISABLED = 0x00, /*!< NO decimation */
+ LSM6DS0_ACC_DEC_X2 = 0x40, /*!< Decimation update every 2 sample */
+ LSM6DS0_ACC_DEC_X4 = 0x80, /*!< Decimation update every 4 sample */
+ LSM6DS0_ACC_DEC_X8 = 0xC0 /*!< Decimation update every 8 sample */
+}LSM6DS0_ACC_DEC_t;
+
+/**
+ * @brief Accelerometer Axes Enabling
+ */
+typedef enum{
+ LSM6DS0_ACC_AE_DISABLED = 0x00, /*!< Axes all disabled */
+ LSM6DS0_ACC_AE_X = 0x08, /*!< Only X-axis enabled */
+ LSM6DS0_ACC_AE_Y = 0x10, /*!< Only Y-axis enabled */
+ LSM6DS0_ACC_AE_XY = 0x18, /*!< X & Y axes enabled */
+ LSM6DS0_ACC_AE_Z = 0x20, /*!< Only Z-axis enabled */
+ LSM6DS0_ACC_AE_XZ = 0x28, /*!< X & Z axes enabled */
+ LSM6DS0_ACC_AE_YZ = 0x30, /*!< Y & Z axes enabled */
+ LSM6DS0_ACC_AE_XYZ = 0x38 /*!< All axes enabled */
+}LSM6DS0_ACC_AE_t;
+
+/**
+ * @brief Accelerometer Output Data Rate
+ */
+typedef enum {
+ LSM6DS0_ACC_ODR_PD = 0x00, /*!< Power down */
+ LSM6DS0_ACC_ODR_10Hz = 0x20, /*!< Output Data Rate = 10 Hz */
+ LSM6DS0_ACC_ODR_50Hz = 0x40, /*!< Output Data Rate = 50 Hz */
+ LSM6DS0_ACC_ODR_119Hz = 0x60, /*!< Output Data Rate = 119 Hz */
+ LSM6DS0_ACC_ODR_238Hz = 0x80, /*!< Output Data Rate = 238 Hz */
+ LSM6DS0_ACC_ODR_476Hz = 0xA0, /*!< Output Data Rate = 476 Hz */
+ LSM6DS0_ACC_ODR_952Hz = 0xC0 /*!< Output Data Rate = 952 Hz */
+}LSM6DS0_ACC_ODR_t;
+
+/**
+ * @brief Accelerometer Full Scale
+ */
+typedef enum {
+ LSM6DS0_ACC_FS_2G = 0x00, /*!< ±2 g m/s^2 */
+ LSM6DS0_ACC_FS_4G = 0x10, /*!< ±4 g m/s^2 */
+ LSM6DS0_ACC_FS_8G = 0x18, /*!< ±8 g m/s^2 */
+ LSM6DS0_ACC_FS_16G = 0x08 /*!< ±16 g m/s^2 */
+}LSM6DS0_ACC_FS_t;
+
+/**
+ * @brief Accelerometer Antialiasing filter Bandwidth Selection
+ */
+typedef enum {
+ LSM6DS0_ACC_BW_408Hz = 0x00, /*!< AA filter bandwidth = 408 Hz */
+ LSM6DS0_ACC_BW_211Hz = 0x01, /*!< AA filter bandwidth = 211 Hz */
+ LSM6DS0_ACC_BW_105Hz = 0x02, /*!< AA filter bandwidth = 105 Hz */
+ LSM6DS0_ACC_BW_50Hz = 0x03, /*!< AA filter bandwidth = 50 Hz */
+ LSM6DS0_ACC_BW_ACCORDED = 0x04, /*!< AA filter bandwidth chosen by ODR selection */
+}LSM6DS0_ACC_BW_t;
+
+/**
+ * @brief Accelerometer High Resolution mode
+ */
+typedef enum
+{
+ LSM6DS0_ACC_HR_Disabled = 0x00, /*!< High resolution output mode disabled, FDS bypassed */
+ LSM6DS0_ACC_HR_EN_9 = 0xC4, /*!< High resolution output mode enabled, LP cutoff = ODR/9, FDS enabled */
+ LSM6DS0_ACC_HR_EN_50 = 0x84, /*!< High resolution output mode enabled, LP cutoff = ODR/50, FDS enabled */
+ LSM6DS0_ACC_HR_EN_100 = 0xA4, /*!< High resolution output mode enabled, LP cutoff = ODR/100, FDS enabled */
+ LSM6DS0_ACC_HR_EN_400 = 0xE4, /*!< High resolution output mode enabled, LP cutoff = ODR/400, FDS enabled */
+}LSM6DS0_ACC_HR_t;
+
+/**
+ * @brief HP filter for interrupt
+ */
+typedef enum
+{
+ LSM6DS0_ACC_HPIS1_BYPASSED = 0x00, /*!< High-pass filter bypassed */
+ LSM6DS0_ACC_HPIS1_ENABLED = 0x01 /*!< High-pass filter enabled for accelerometer interrupt function on interrupt */
+}LSM6DS0_ACC_HPIS1_t;
+
+/**
+ * @brief Accelerometer configuration structure.
+ */
+typedef struct {
+
+ /**
+ * @brief LSM6DS0 Slave Address
+ */
+ LSM6DS0_SAD_t slaveaddress;
+ /**
+ * @brief Accelerometer Decimation Mode
+ */
+ LSM6DS0_ACC_DEC_t decimation;
+ /**
+ * @brief Accelerometer Output Data Rate
+ */
+ LSM6DS0_ACC_ODR_t outputdatarate;
+ /**
+ * @brief Accelerometer Antialiasing filter Bandwidth Selection
+ */
+ LSM6DS0_ACC_BW_t bandwidth;
+ /**
+ * @brief Accelerometer Full Scale
+ */
+ LSM6DS0_ACC_FS_t fullscale;
+ /**
+ * @brief Accelerometer Axes Enabling
+ */
+ LSM6DS0_ACC_AE_t axesenabling;
+ /**
+ * @brief Accelerometer High Resolution mode
+ */
+ LSM6DS0_ACC_HR_t highresmode;
+ /**
+ * @brief HP filter for interrupt
+ */
+ LSM6DS0_ACC_HPIS1_t hpfirq;
+ /**
+ * @brief LSM6DS0 Endianness
+ */
+ LSM6DS0_END_t endianess;
+ /**
+ * @brief LSM6DS0 Block Data Update
+ */
+ LSM6DS0_BDU_t blockdataupdate;
+} LSM6DS0_ACC_Config;
+/** @} */
+
+/**
+ * @name Gyroscope data structures and types
+ * @{
+ */
+
+/**
+ * @brief Gyroscope Output Data Rate
+ */
+typedef enum {
+ LSM6DS0_GYRO_ODR_PD = 0x00, /*!< Power down */
+ LSM6DS0_GYRO_ODR_14_9Hz_CO_5Hz = 0x20, /*!< Output Data Rate = 14.9 Hz, CutOff = 5Hz */
+ LSM6DS0_GYRO_ODR_59_5Hz_CO_16Hz = 0x40, /*!< Output Data Rate = 59.5 Hz, CutOff = 16Hz */
+ LSM6DS0_GYRO_ODR_119Hz_CO_14Hz = 0x60, /*!< Output Data Rate = 119 Hz, CutOff = 14Hz */
+ LSM6DS0_GYRO_ODR_119Hz_CO_31Hz = 0x61, /*!< Output Data Rate = 119 Hz, CutOff = 31Hz */
+ LSM6DS0_GYRO_ODR_238Hz_CO_14Hz = 0x80, /*!< Output Data Rate = 238 Hz, CutOff = 14Hz */
+ LSM6DS0_GYRO_ODR_238Hz_CO_29Hz = 0x81, /*!< Output Data Rate = 328 Hz, CutOff = 29Hz */
+ LSM6DS0_GYRO_ODR_238Hz_CO_63Hz = 0x82, /*!< Output Data Rate = 238 Hz, CutOff = 63Hz */
+ LSM6DS0_GYRO_ODR_238Hz_CO_78Hz = 0x83, /*!< Output Data Rate = 476 Hz, CutOff = 78Hz */
+ LSM6DS0_GYRO_ODR_476Hz_CO_21Hz = 0xA0, /*!< Output Data Rate = 476 Hz, CutOff = 21Hz */
+ LSM6DS0_GYRO_ODR_476Hz_CO_28Hz = 0xA1, /*!< Output Data Rate = 238 Hz, CutOff = 28Hz */
+ LSM6DS0_GYRO_ODR_476Hz_CO_57Hz = 0xA2, /*!< Output Data Rate = 476 Hz, CutOff = 57Hz */
+ LSM6DS0_GYRO_ODR_476Hz_CO_100Hz = 0xA3, /*!< Output Data Rate = 476 Hz, CutOff = 100Hz */
+ LSM6DS0_GYRO_ODR_952Hz_CO_33Hz = 0xC0, /*!< Output Data Rate = 952 Hz, CutOff = 33Hz */
+ LSM6DS0_GYRO_ODR_952Hz_CO_40Hz = 0xC1, /*!< Output Data Rate = 952 Hz, CutOff = 40Hz */
+ LSM6DS0_GYRO_ODR_952Hz_CO_58Hz = 0xC2, /*!< Output Data Rate = 952 Hz, CutOff = 58Hz */
+ LSM6DS0_GYRO_ODR_952Hz_CO_100Hz = 0xC3 /*!< Output Data Rate = 952 Hz, CutOff = 100Hz */
+}LSM6DS0_GYRO_ODR_t;
+
+/**
+ * @brief Gyroscope Full Scale
+ */
+typedef enum {
+ LSM6DS0_GYRO_FS_245DSP = 0x00, /*!< ±245 degrees per second */
+ LSM6DS0_GYRO_FS_500DSP = 0x08, /*!< ±500 degrees per second */
+ LSM6DS0_GYRO_FS_2000DSP = 0x18 /*!< ±2000 degrees per second */
+}LSM6DS0_GYRO_FS_t;
+
+/**
+ * @brief Gyroscope Output Selection
+ */
+typedef enum {
+ LSM6DS0_GYRO_OUT_SEL_BYPASS = 0x00, /*!< Output not filtered */
+ LSM6DS0_GYRO_OUT_SEL_FILTERED = 0x01, /*!< Output filtered */
+}LSM6DS0_GYRO_OUT_SEL_t;
+
+/**
+ * @brief Gyroscope Interrupt Selection
+ */
+typedef enum {
+ LSM6DS0_GYRO_INT_SEL_BYPASS = 0x00, /*!< Interrupt generator signal not filtered */
+ LSM6DS0_GYRO_INT_SEL_FILTERED = 0x08, /*!< Interrupt generator signal filtered */
+}LSM6DS0_GYRO_INT_SEL_t;
+
+/**
+ * @brief Gyroscope Low Power Mode
+ */
+typedef enum {
+ LSM6DS0_GYRO_LP_MODE_HIGH_PERFORMANCE = 0x00, /*!< High performance */
+ LSM6DS0_GYRO_LP_MODE_LOW_POWER = 0x80, /*!< Low power */
+}LSM6DS0_GYRO_LP_MODE_t;
+
+/**
+ * @brief Gyroscope High Pass Filter Cutoff Selection
+ */
+typedef enum {
+ LSM6DS0_GYRO_HPCF_DISABLED = 0x00, /*!< HP filter disabled */
+ LSM6DS0_GYRO_HPCF_0 = 0x40, /*!< Config 0 refer to table 48 of DOcID025604 Rev 3 */
+ LSM6DS0_GYRO_HPCF_1 = 0x41, /*!< Config 1 refer to table 48 of DOcID025604 Rev 3 */
+ LSM6DS0_GYRO_HPCF_2 = 0x42, /*!< Config 2 refer to table 48 of DOcID025604 Rev 3 */
+ LSM6DS0_GYRO_HPCF_3 = 0x43, /*!< Config 3 refer to table 48 of DOcID025604 Rev 3 */
+ LSM6DS0_GYRO_HPCF_4 = 0x44, /*!< Config 4 refer to table 48 of DOcID025604 Rev 3 */
+ LSM6DS0_GYRO_HPCF_5 = 0x45, /*!< Config 5 refer to table 48 of DOcID025604 Rev 3 */
+ LSM6DS0_GYRO_HPCF_6 = 0x46, /*!< Config 6 refer to table 48 of DOcID025604 Rev 3 */
+ LSM6DS0_GYRO_HPCF_7 = 0x47, /*!< Config 7 refer to table 48 of DOcID025604 Rev 3 */
+ LSM6DS0_GYRO_HPCF_8 = 0x48, /*!< Config 8 refer to table 48 of DOcID025604 Rev 3 */
+ LSM6DS0_GYRO_HPCF_9 = 0x49, /*!< Config 9 refer to table 48 of DOcID025604 Rev 3 */
+ LSM6DS0_GYRO_HPCF_10 = 0x4A /*!< Config 10 refer to table 48 of DOcID025604 Rev 3 */
+}LSM6DS0_GYRO_HPCF_t;
+
+/**
+ * @brief Gyroscope Axes Enabling
+ */
+typedef enum{
+ LSM6DS0_GYRO_AE_DISABLED = 0x00, /*!< Axes all disabled */
+ LSM6DS0_GYRO_AE_X = 0x08, /*!< Only X-axis enabled */
+ LSM6DS0_GYRO_AE_Y = 0x10, /*!< Only Y-axis enabled */
+ LSM6DS0_GYRO_AE_XY = 0x18, /*!< X & Y axes enabled */
+ LSM6DS0_GYRO_AE_Z = 0x20, /*!< Only Z-axis enabled */
+ LSM6DS0_GYRO_AE_XZ = 0x28, /*!< X & Z axes enabled */
+ LSM6DS0_GYRO_AE_YZ = 0x30, /*!< Y & Z axes enabled */
+ LSM6DS0_GYRO_AE_XYZ = 0x38 /*!< All axes enabled */
+}LSM6DS0_GYRO_AE_t;
+
+/**
+ * @brief Gyroscope Decimation Mode
+ */
+typedef enum {
+ LSM6DS0_GYRO_DEC_DISABLED = 0x00, /*!< NO decimation */
+ LSM6DS0_GYRO_DEC_X2 = 0x40, /*!< Decimation update every 2 sample */
+ LSM6DS0_GYRO_DEC_X4 = 0x80, /*!< Decimation update every 4 sample */
+ LSM6DS0_GYRO_DEC_X8 = 0xC0 /*!< Decimation update every 8 sample */
+}LSM6DS0_GYRO_DEC_t;
+
+/**
+ * @brief Gyroscope Sleep Mode
+ */
+typedef enum {
+ LSM6DS0_GYRO_SLP_DISABLED = 0x00, /*!< Gyroscope sleep mode disabled */
+ LSM6DS0_GYRO_SLP_ENABLED = 0x40 /*!< Gyroscope sleep mode enabled */
+}LSM6DS0_GYRO_SLP_t;
+/**
+ * @brief Gyroscope configuration structure.
+ */
+typedef struct {
+ /**
+ * @brief LSM6DS0 Slave Address
+ */
+ LSM6DS0_SAD_t slaveaddress;
+ /**
+ * @brief Gyroscope Output Data Rate
+ */
+ LSM6DS0_GYRO_ODR_t outputdatarate;
+ /**
+ * @brief Gyroscope Full Scale
+ */
+ LSM6DS0_GYRO_FS_t fullscale;
+ /**
+ * @brief Gyroscope Output Selection
+ */
+ LSM6DS0_GYRO_OUT_SEL_t outputselect;
+ /**
+ * @brief Gyroscope Interrupt Selection
+ */
+ LSM6DS0_GYRO_INT_SEL_t irqselect;
+ /**
+ * @brief Gyroscope Low Power Mode
+ */
+ LSM6DS0_GYRO_LP_MODE_t lowpowermode;
+ /**
+ * @brief Gyroscope High Pass Filter Cutoff Selection
+ */
+ LSM6DS0_GYRO_HPCF_t HPCfrequency;
+ /**
+ * @brief Gyroscope Axes Enabling
+ */
+ LSM6DS0_GYRO_AE_t axesenabling;
+ /**
+ * @brief Gyroscope Decimation Mode
+ */
+ LSM6DS0_GYRO_DEC_t decimation;
+ /**
+ * @brief LSM6DS0 Endianness
+ */
+ LSM6DS0_END_t endianess;
+ /**
+ * @brief LSM6DS0 Block Data Update
+ */
+ LSM6DS0_BDU_t blockdataupdate;
+} LSM6DS0_GYRO_Config;
+/** @} */
+/*===========================================================================*/
+/* Driver macros. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* External declarations. */
+/*===========================================================================*/
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+ uint8_t lsm6ds0ReadRegister(I2CDriver *i2cp, uint8_t sad, uint8_t sub,
+ msg_t* message);
+ void lsm6ds0WriteRegister(I2CDriver *i2cp, uint8_t sad, uint8_t sub,
+ uint8_t value, msg_t* message);
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* (ACCEL_USE_LSM6DS0) || (GYRO_USE_LSM6DS0) */
+#endif /* _LSM6DS0_H_ */
+
+/** @} */
diff --git a/os/various/devices_lib/max7219.c b/os/various/devices_lib/max7219.c
new file mode 100644
index 0000000..b15699e
--- /dev/null
+++ b/os/various/devices_lib/max7219.c
@@ -0,0 +1,95 @@
+/*
+ Pretty LAYer for ChibiOS/RT - Copyright (C) 2014 Rocco Marco Guglielmi
+
+ This file is part of PLAY for ChibiOS/RT.
+
+ PLAY is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ PLAY is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+/*
+ Special thanks to Giovanni Di Sirio for teachings, his moral support and
+ friendship. Note that some or every piece of this file could be part of
+ the ChibiOS project that is intellectual property of Giovanni Di Sirio.
+ Please refer to ChibiOS/RT license before use it.
+ */
+
+/**
+ * @file max7219.c
+ * @brief MAX7219 display driver module code.
+ *
+ * @addtogroup max7219
+ * @{
+ */
+
+#include "ch.h"
+#include "hal.h"
+
+#include "play.h"
+#include "max7219.h"
+
+#if (PLAY_USE_MAX7219) || defined (__DOXYGEN__)
+/*===========================================================================*/
+/* Driver local definitions. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver exported variables. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver local variables and types. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver local functions. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver exported functions. */
+/*===========================================================================*/
+
+/**
+ * @brief Reads a generic register value.
+ * @pre The SPI interface must be initialized and the driver started.
+ *
+ * @param[in] spip pointer to the SPI interface
+ * @param[in] adr address number
+ * @param[in] data data value.
+ */
+void max7219WriteRegister(SPIDriver *spip, uint16_t adr, uint8_t data) {
+
+ switch (adr) {
+ default:
+ return;
+ case MAX7219_AD_DIGIT_0:
+ case MAX7219_AD_DIGIT_1:
+ case MAX7219_AD_DIGIT_2:
+ case MAX7219_AD_DIGIT_3:
+ case MAX7219_AD_DIGIT_4:
+ case MAX7219_AD_DIGIT_5:
+ case MAX7219_AD_DIGIT_6:
+ case MAX7219_AD_DIGIT_7:
+ case MAX7219_AD_DECODE_MODE:
+ case MAX7219_AD_INTENSITY:
+ case MAX7219_AD_SCAN_LIMIT:
+ case MAX7219_AD_SHUTDOWN:
+ case MAX7219_AD_DISPLAY_TEST:
+ spiSelect(spip);
+ uint16_t txbuf = {adr | data};
+ spiSend(spip, 1, &txbuf);
+ spiUnselect(spip);
+ }
+}
+#endif /* PLAY_USE_MAX7219 */
+/** @} */
diff --git a/os/various/devices_lib/max7219.h b/os/various/devices_lib/max7219.h
new file mode 100644
index 0000000..80524be
--- /dev/null
+++ b/os/various/devices_lib/max7219.h
@@ -0,0 +1,187 @@
+/*
+ Pretty LAYer for ChibiOS/RT - Copyright (C) 2014 Rocco Marco Guglielmi
+
+ This file is part of PLAY for ChibiOS/RT.
+
+ PLAY is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ PLAY is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+/*
+ Special thanks to Giovanni Di Sirio for teachings, his moral support and
+ friendship. Note that some or every piece of this file could be part of
+ the ChibiOS project that is intellectual property of Giovanni Di Sirio.
+ Please refer to ChibiOS/RT license before use this file.
+ */
+
+/**
+ * @file MAX7219.h
+ * @brief MAX7219 display driver module header.
+ *
+ * @{
+ */
+
+#ifndef _MAX7219_H_
+#define _MAX7219_H_
+
+#if (PLAY_USE_MAX7219) || defined (__DOXYGEN__)
+/*===========================================================================*/
+/* Driver constants. */
+/*===========================================================================*/
+
+/**
+ * @name MAX7219 register names
+ * @{
+ */
+/******************************************************************************/
+/* */
+/* MAX7219 display driver */
+/* */
+/******************************************************************************/
+/******************* Bit definition for SPI communication *******************/
+#define MAX7219_DI ((uint16_t)0x00FF) /*!< DI[7:0] Data input */
+#define MAX7219_DI_0 ((uint16_t)0x0001) /*!< bit 0 */
+#define MAX7219_DI_1 ((uint16_t)0x0002) /*!< bit 1 */
+#define MAX7219_DI_2 ((uint16_t)0x0004) /*!< bit 2 */
+#define MAX7219_DI_3 ((uint16_t)0x0008) /*!< bit 3 */
+#define MAX7219_DI_4 ((uint16_t)0x0010) /*!< bit 4 */
+#define MAX7219_DI_5 ((uint16_t)0x0020) /*!< bit 5 */
+#define MAX7219_DI_6 ((uint16_t)0x0040) /*!< bit 6 */
+#define MAX7219_DI_7 ((uint16_t)0x0080) /*!< bit 7 */
+
+#define MAX7219_AD ((uint16_t)0x0F00) /*!< AD[11:8] Data input */
+#define MAX7219_AD_0 ((uint16_t)0x0100) /*!< bit 8 */
+#define MAX7219_AD_1 ((uint16_t)0x0200) /*!< bit 9 */
+#define MAX7219_AD_2 ((uint16_t)0x0400) /*!< bit 10 */
+#define MAX7219_AD_3 ((uint16_t)0x0800) /*!< bit 11 */
+
+/****************** Bit definition for Registers Addresses *******************/
+#define MAX7219_AD_NOP ((uint16_t)0x0000) /*!< No operation */
+#define MAX7219_AD_DIGIT_0 ((uint16_t)0x0100) /*!< Digit 0 */
+#define MAX7219_AD_DIGIT_1 ((uint16_t)0x0200) /*!< Digit 1 */
+#define MAX7219_AD_DIGIT_2 ((uint16_t)0x0300) /*!< Digit 2 */
+#define MAX7219_AD_DIGIT_3 ((uint16_t)0x0400) /*!< Digit 3 */
+#define MAX7219_AD_DIGIT_4 ((uint16_t)0x0500) /*!< Digit 4 */
+#define MAX7219_AD_DIGIT_5 ((uint16_t)0x0600) /*!< Digit 5 */
+#define MAX7219_AD_DIGIT_6 ((uint16_t)0x0700) /*!< Digit 6 */
+#define MAX7219_AD_DIGIT_7 ((uint16_t)0x0800) /*!< Digit 7 */
+#define MAX7219_AD_DECODE_MODE ((uint16_t)0x0900) /*!< Decode mode */
+#define MAX7219_AD_INTENSITY ((uint16_t)0x0A00) /*!< Intensity */
+#define MAX7219_AD_SCAN_LIMIT ((uint16_t)0x0B00) /*!< Scan limit */
+#define MAX7219_AD_SHUTDOWN ((uint16_t)0x0C00) /*!< Shutdown */
+#define MAX7219_AD_DISPLAY_TEST ((uint16_t)0x0F00) /*!< Display test */
+
+/*************** Bit definition for Registers Configuration *****************/
+/** @} */
+
+/*===========================================================================*/
+/* Driver pre-compile time settings. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Derived constants and error checks. */
+/*===========================================================================*/
+
+#if !HAL_USE_SPI
+#error "MAX7219 requires HAL_USE_SPI"
+#endif
+/*===========================================================================*/
+/* Driver data structures and types. */
+/*===========================================================================*/
+
+/**
+ * @name MAX7219 data structures and types
+ * @{
+ *
+ */
+
+/**
+ * @brief MAX7219 operation mode
+ */
+typedef enum {
+ MAX7219_OM_Shutdown = 0x00, /*!< Shutdown mode */
+ MAX7219_OM_Normal = 0x01 /*!< Normal mode */
+} MAX7219_OM_t;
+
+/**
+ * @brief MAX7219 decoder mode
+ */
+typedef enum {
+ MAX7219_DM_No_decode = 0x00, /*!< No decode */
+ MAX7219_DM_CodeB_0 = 0x01, /*!< Code B on Digit 0 */
+ MAX7219_DM_CodeB_1 = 0x02, /*!< Code B on Digit 1 */
+ MAX7219_DM_CodeB_2 = 0x04, /*!< Code B on Digit 2 */
+ MAX7219_DM_CodeB_3 = 0x08, /*!< Code B on Digit 3 */
+ MAX7219_DM_CodeB_4 = 0x10, /*!< Code B on Digit 4 */
+ MAX7219_DM_CodeB_5 = 0x20, /*!< Code B on Digit 5 */
+ MAX7219_DM_CodeB_6 = 0x40, /*!< Code B on Digit 6 */
+ MAX7219_DM_CodeB_7 = 0x80 /*!< Code B on Digit 7 */
+} MAX7219_DM_t;
+
+/**
+ * @brief MAX7219 intensity mode
+ */
+typedef enum {
+ MAX7219_IM_1_32 = 0x00, /*!< 1/32 intensity */
+ MAX7219_IM_3_32 = 0x01, /*!< 3/32 intensity */
+ MAX7219_IM_5_32 = 0x02, /*!< 5/32 intensity */
+ MAX7219_IM_7_32 = 0x03, /*!< 7/32 intensity */
+ MAX7219_IM_9_32 = 0x04, /*!< 9/32 intensity */
+ MAX7219_IM_11_32 = 0x05, /*!< 11/32 intensity */
+ MAX7219_IM_13_32 = 0x06, /*!< 13/32 intensity */
+ MAX7219_IM_15_32 = 0x07, /*!< 15/32 intensity */
+ MAX7219_IM_17_32 = 0x08, /*!< 17/32 intensity */
+ MAX7219_IM_19_32 = 0x09, /*!< 19/32 intensity */
+ MAX7219_IM_21_32 = 0x0A, /*!< 21/32 intensity */
+ MAX7219_IM_23_32 = 0x0B, /*!< 23/32 intensity */
+ MAX7219_IM_25_32 = 0x0C, /*!< 25/32 intensity */
+ MAX7219_IM_27_32 = 0x0D, /*!< 27/32 intensity */
+ MAX7219_IM_29_32 = 0x0E, /*!< 29/32 intensity */
+ MAX7219_IM_31_32 = 0x0F /*!< 31/32 intensity */
+} MAX7219_IM_t;
+
+/**
+ * @brief MAX7219 scan line mode
+ */
+typedef enum {
+ MAX7219_SL_0 = 0x00, /*!< Scanned digit 0 only */
+ MAX7219_SL_1 = 0x01, /*!< Scanned digit 0 & 1 */
+ MAX7219_SL_2 = 0x02, /*!< Scanned digit 0 - 2 */
+ MAX7219_SL_3 = 0x03, /*!< Scanned digit 0 - 3 */
+ MAX7219_SL_4 = 0x04, /*!< Scanned digit 0 - 4 */
+ MAX7219_SL_5 = 0x05, /*!< Scanned digit 0 - 5 */
+ MAX7219_SL_6 = 0x06, /*!< Scanned digit 0 - 6 */
+ MAX7219_SL_7 = 0x07 /*!< Scanned digit 0 - 7 */
+} MAX7219_SL_t;
+/** @} */
+/*===========================================================================*/
+/* Driver macros. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* External declarations. */
+/*===========================================================================*/
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+ void max7219WriteRegister(SPIDriver *spip, uint16_t adr, uint8_t data);
+#ifdef __cplusplus
+}
+#endif
+#endif /* PLAY_USE_MAX7219 */
+#endif /* _MAX7219_H_ */
+
+/** @} */
+
diff --git a/os/various/devices_lib/nrf24l01.c b/os/various/devices_lib/nrf24l01.c
new file mode 100644
index 0000000..34d8bff
--- /dev/null
+++ b/os/various/devices_lib/nrf24l01.c
@@ -0,0 +1,441 @@
+/*
+ Pretty LAYer for ChibiOS/RT - Copyright (C) 2014 Rocco Marco Guglielmi
+
+ This file is part of PLAY for ChibiOS/RT.
+
+ PLAY is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ PLAY is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+/*
+ Special thanks to Giovanni Di Sirio for teachings, his moral support and
+ friendship. Note that some or every piece of this file could be part of
+ the ChibiOS project that is intellectual property of Giovanni Di Sirio.
+ Please refer to ChibiOS/RT license before use it.
+ */
+
+/**
+ * @file nrf24l01.c
+ * @brief NRF24L01 interface module code.
+ *
+ * @addtogroup nrf24l01
+ * @{
+ */
+
+#include "ch.h"
+#include "hal.h"
+
+#include "play.h"
+#include "nrf24l01.h"
+
+#if (RF_USE_NRF24L01) || defined(__DOXYGEN__)
+/*===========================================================================*/
+/* Driver local definitions. */
+/*===========================================================================*/
+
+#define ACTIVATE 0x73
+/*===========================================================================*/
+/* Driver exported variables. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver local variables and types. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver local functions. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver exported functions. */
+/*===========================================================================*/
+
+/**
+ * @brief Gets the status register value.
+ * @pre The SPI interface must be initialized and the driver started.
+ *
+ * @param[in] spip pointer to the SPI interface
+ *
+ * @return the status register value
+ */
+NRF24L01_status_t nrf24l01GetStatus(SPIDriver *spip) {
+ uint8_t txbuf = NRF24L01_CMD_NOP;
+ uint8_t status;
+ spiSelect(spip);
+ spiExchange(spip, 1, &txbuf, &status);
+ spiUnselect(spip);
+ return status;
+}
+
+/**
+ * @brief Reads a generic register value.
+ *
+ * @note Cannot be used to set addresses
+ * @pre The SPI interface must be initialized and the driver started.
+ *
+ * @param[in] spip pointer to the SPI interface
+ * @param[in] reg register number
+ * @param[out] pvalue pointer to a data buffer
+ *
+ * @return the status register value
+ */
+NRF24L01_status_t nrf24l01ReadRegister(SPIDriver *spip, uint8_t reg,
+ uint8_t* pvalue) {
+ uint8_t txbuf = (NRF24L01_CMD_READ | reg);
+ uint8_t status = 0xFF;
+ spiSelect(spip);
+ spiExchange(spip, 1, &txbuf, &status);
+ spiReceive(spip, 1, pvalue);
+ spiUnselect(spip);
+ return status;
+}
+
+/**
+ * @brief Writes a generic register value.
+ *
+ * @note Cannot be used to set addresses
+ * @pre The SPI interface must be initialized and the driver started.
+ *
+ * @param[in] spip pointer to the SPI interface
+ * @param[in] reg register number
+ * @param[in] value data value
+ *
+ * @return the status register value
+ */
+NRF24L01_status_t nrf24l01WriteRegister(SPIDriver *spip, uint8_t reg,
+ uint8_t value) {
+
+ uint8_t txbuf[2] = {(NRF24L01_CMD_WRITE | reg), value};
+ uint8_t rxbuf[2] = {0xFF, 0xFF};
+ switch (reg) {
+
+ default:
+ /* Reserved register must not be written, according to the datasheet
+ * this could permanently damage the device.
+ */
+ chDbgAssert(FALSE, "lg3d20WriteRegister(), #1", "reserved register");
+ case NRF24L01_AD_OBSERVE_TX:
+ case NRF24L01_AD_CD:
+ case NRF24L01_AD_RX_ADDR_P0:
+ case NRF24L01_AD_RX_ADDR_P1:
+ case NRF24L01_AD_RX_ADDR_P2:
+ case NRF24L01_AD_RX_ADDR_P3:
+ case NRF24L01_AD_RX_ADDR_P4:
+ case NRF24L01_AD_RX_ADDR_P5:
+ case NRF24L01_AD_TX_ADDR:
+ /* Read only or addresses registers cannot be written,
+ * the command is ignored.
+ */
+ return 0;
+ case NRF24L01_AD_CONFIG:
+ case NRF24L01_AD_EN_AA:
+ case NRF24L01_AD_EN_RXADDR:
+ case NRF24L01_AD_SETUP_AW:
+ case NRF24L01_AD_SETUP_RETR:
+ case NRF24L01_AD_RF_CH:
+ case NRF24L01_AD_RF_SETUP:
+ case NRF24L01_AD_STATUS:
+ case NRF24L01_AD_RX_PW_P0:
+ case NRF24L01_AD_RX_PW_P1:
+ case NRF24L01_AD_RX_PW_P2:
+ case NRF24L01_AD_RX_PW_P3:
+ case NRF24L01_AD_RX_PW_P4:
+ case NRF24L01_AD_RX_PW_P5:
+ case NRF24L01_AD_FIFO_STATUS:
+ case NRF24L01_AD_DYNPD:
+ case NRF24L01_AD_FEATURE:
+ spiSelect(spip);
+ spiExchange(spip, 2, txbuf, rxbuf);
+ spiUnselect(spip);
+ return rxbuf[0];
+ }
+}
+
+
+/**
+ * @brief Writes an address.
+ *
+ * @pre The SPI interface must be initialized and the driver started.
+ *
+ * @param[in] spip pointer to the SPI interface
+ * @param[in] reg register number
+ * @param[in] pvalue pointer to address value
+ * @param[in] addlen address len
+ *
+ * @return the status register value
+ */
+NRF24L01_status_t nrf24l01WriteAddress(SPIDriver *spip, uint8_t reg,
+ uint8_t *pvalue, uint8_t addlen) {
+
+ uint8_t txbuf[NRF24L01_MAX_ADD_LENGHT + 1];
+ uint8_t rxbuf[NRF24L01_MAX_ADD_LENGHT + 1];
+ unsigned i;
+
+ if(addlen > NRF24L01_MAX_ADD_LENGHT) {
+ chDbgAssert(FALSE, "nrf24l01WriteAddress(), #1", "wrong address length");
+ return 0;
+ }
+ txbuf[0] = (NRF24L01_CMD_WRITE | reg);
+ rxbuf[0] = 0xFF;
+ for(i = 1; i <= addlen; i++) {
+ txbuf[i] = *(pvalue + (i - 1));
+ rxbuf[i] = 0xFF;
+ }
+ switch (reg) {
+
+ default:
+ /* Reserved register must not be written, according to the datasheet
+ * this could permanently damage the device.
+ */
+ chDbgAssert(FALSE, "nrf24l01WriteAddress(), #1", "reserved register");
+ case NRF24L01_AD_OBSERVE_TX:
+ case NRF24L01_AD_CD:
+ case NRF24L01_AD_CONFIG:
+ case NRF24L01_AD_EN_AA:
+ case NRF24L01_AD_EN_RXADDR:
+ case NRF24L01_AD_SETUP_AW:
+ case NRF24L01_AD_SETUP_RETR:
+ case NRF24L01_AD_RF_CH:
+ case NRF24L01_AD_RF_SETUP:
+ case NRF24L01_AD_STATUS:
+ case NRF24L01_AD_RX_PW_P0:
+ case NRF24L01_AD_RX_PW_P1:
+ case NRF24L01_AD_RX_PW_P2:
+ case NRF24L01_AD_RX_PW_P3:
+ case NRF24L01_AD_RX_PW_P4:
+ case NRF24L01_AD_RX_PW_P5:
+ case NRF24L01_AD_FIFO_STATUS:
+ case NRF24L01_AD_DYNPD:
+ case NRF24L01_AD_FEATURE:
+ /* Not address registers cannot be written, the command is ignored.*/
+ return 0;
+ case NRF24L01_AD_RX_ADDR_P0:
+ case NRF24L01_AD_RX_ADDR_P1:
+ case NRF24L01_AD_RX_ADDR_P2:
+ case NRF24L01_AD_RX_ADDR_P3:
+ case NRF24L01_AD_RX_ADDR_P4:
+ case NRF24L01_AD_RX_ADDR_P5:
+ case NRF24L01_AD_TX_ADDR:
+ spiSelect(spip);
+ spiExchange(spip, addlen + 1, txbuf, rxbuf);
+ spiUnselect(spip);
+ return rxbuf[0];
+ }
+}
+/**
+ * @brief Reads RX payload from FIFO.
+ *
+ * @note Payload is deleted from FIFO after it is read. Used in RX mode.
+ * @pre The SPI interface must be initialized and the driver started.
+ *
+ * @param[in] spip pointer to the SPI interface
+ * @param[in] paylen payload length
+ * @param[in] rxbuf pointer to a buffer
+ *
+ * @return the status register value
+ */
+NRF24L01_status_t nrf24l01GetRxPl(SPIDriver *spip, uint8_t paylen,
+ uint8_t* rxbuf) {
+
+ uint8_t txbuf = NRF24L01_CMD_R_RX_PAYLOAD;
+ uint8_t status;
+ if(paylen > NRF24L01_MAX_PL_LENGHT) {
+ return 0;
+ }
+ spiSelect(spip);
+ spiExchange(spip, 1, &txbuf, &status);
+ spiReceive(spip, paylen, rxbuf);
+ spiUnselect(spip);
+ return status;
+}
+
+/**
+ * @brief Writes TX payload on FIFO.
+ *
+ * @note Used in TX mode.
+ * @pre The SPI interface must be initialized and the driver started.
+ *
+ * @param[in] spip pointer to the SPI interface
+ * @param[in] paylen payload length
+ * @param[in] rxbuf pointer to a buffer
+ *
+ * @return the status register value
+ */
+NRF24L01_status_t nrf24l01WriteTxPl(SPIDriver *spip, uint8_t paylen,
+ uint8_t* txbuf) {
+
+ uint8_t cmd = NRF24L01_CMD_W_TX_PAYLOAD;
+ uint8_t status;
+ if(paylen > NRF24L01_MAX_PL_LENGHT) {
+ return 0;
+ }
+ spiSelect(spip);
+ spiExchange(spip, 1, &cmd, &status);
+ spiSend(spip, paylen, txbuf);
+ spiUnselect(spip);
+ return status;
+}
+
+/**
+ * @brief Flush TX FIFO.
+ *
+ * @note Used in TX mode.
+ * @pre The SPI interface must be initialized and the driver started.
+ *
+ * @param[in] spip pointer to the SPI interface
+ *
+ * @return the status register value
+ */
+NRF24L01_status_t nrf24l01FlushTx(SPIDriver *spip) {
+
+ uint8_t txbuf = NRF24L01_CMD_FLUSH_TX;
+ uint8_t status;
+ spiSelect(spip);
+ spiExchange(spip, 1, &txbuf, &status);
+ spiUnselect(spip);
+ return status;
+}
+
+/**
+ * @brief Flush RX FIFO.
+ *
+ * @note Used in RX mode. Should not be executed during transmission of
+ acknowledge, that is, acknowledge package will not be completed.
+ * @pre The SPI interface must be initialized and the driver started.
+ *
+ * @param[in] spip pointer to the SPI interface
+ *
+ * @return the status register value
+ */
+NRF24L01_status_t nrf24l01FlushRx(SPIDriver *spip) {
+
+ uint8_t txbuf = NRF24L01_CMD_FLUSH_RX;
+ uint8_t status;
+ spiSelect(spip);
+ spiExchange(spip, 1, &txbuf, &status);
+ spiUnselect(spip);
+ return status;
+}
+
+#if NRF24L01_USE_FEATURE || defined(__DOXYGEN__)
+/**
+ * @brief Activates the following features:
+ * R_RX_PL_WID -> (In order to enable DPL the EN_DPL bit in the
+ * FEATURE register must be set)
+ * W_ACK_PAYLOAD -> (In order to enable PL with ACK the EN_ACK_PAY
+ * bit in the FEATURE register must be set)
+ * W_TX_PAYLOAD_NOACK -> (In order to send a PL without ACK
+ * the EN_DYN_ACK it in the FEATURE register
+ * must be set)
+ *
+ * @note A new ACTIVATE command with the same data deactivates them again.
+ * This is executable in power down or stand by modes only.
+ * @pre The SPI interface must be initialized and the driver started.
+ *
+ * @param[in] spip pointer to the SPI interface
+ *
+ * @return the status register value
+ */
+NRF24L01_status_t nrf24l01Activate(SPIDriver *spip) {
+
+ uint8_t txbuf[2] = {NRF24L01_CMD_FLUSH_RX, ACTIVATE};
+ uint8_t rxbuf[2];
+ spiSelect(spip);
+ spiExchange(spip, 2, txbuf, rxbuf);
+ spiUnselect(spip);
+ return rxbuf[0];
+}
+
+/**
+ * @brief Reads RX payload lenght for the top R_RX_PAYLOAD
+ * in the RX FIFO when Dynamic Payload Length is activated.
+ *
+ * @note R_RX_PL_WID must be set and activated.
+ * @pre The SPI interface must be initialized and the driver started.
+ *
+ * @param[in] spip pointer to the SPI interface
+ * @param[in] ppaylen pointer to the payload length variable
+ *
+ * @return the status register value
+ */
+NRF24L01_status_t nrf24l01ReadRxPlWid(SPIDriver *spip, uint8_t *ppaylen) {
+
+ uint8_t txbuf[2] = {NRF24L01_CMD_R_RX_PL_WID, 0xFF};
+ uint8_t rxbuf[2];
+ spiSelect(spip);
+ spiExchange(spip, 2, txbuf, rxbuf);
+ spiUnselect(spip);
+ *ppaylen = rxbuf[1];
+ return rxbuf[0];
+}
+
+/**
+ * @brief Writes TX payload associateted to ACK.
+ *
+ * @note Used in RX mode. Write Payload to be transmitted together with
+ * ACK packet on PIPE PPP. (PPP valid in the range from 000 to 101).
+ * @note EN_ACK_PAY must be set and activated.
+ * @pre The SPI interface must be initialized and the driver started.
+ *
+ * @param[in] spip pointer to the SPI interface
+ * @param[in] paylen payload length
+ * @param[in] rxbuf pointer to a buffer
+ *
+ * @return the status register value
+ */
+NRF24L01_status_t nrf24l01WriteAckPl(SPIDriver *spip, uint8_t ppp, uint8_t paylen,
+ uint8_t* payload){
+
+ payload[0] = NRF24L01_CMD_W_ACK_PAYLOAD | NRF24L01_MAX_PPP;
+ uint8_t status;
+ if((paylen > NRF24L01_MAX_PL_LENGHT) || (ppp > NRF24L01_MAX_PPP)) {
+ return 0;
+ }
+ spiSelect(spip);
+ spiExchange(spip, 1, payload, &status);
+ spiSend(spip, paylen, payload);
+ spiUnselect(spip);
+ return status;
+}
+
+/**
+ * @brief Writes next TX payload without ACK.
+ *
+ * @note Used in TX mode.
+ * @note EN_DYN_ACK must be set and activated.
+ * @pre The SPI interface must be initialized and the driver started.
+ *
+ * @param[in] spip pointer to the SPI interface
+ * @param[in] paylen payload length
+ * @param[in] rxbuf pointer to a buffer
+ *
+ * @return the status register value
+ */
+NRF24L01_status_t nrf24l01WriteTxPlNoAck(SPIDriver *spip, uint8_t paylen,
+ uint8_t* txbuf) {
+
+ txbuf[0] = NRF24L01_CMD_W_TX_PAYLOAD_NOACK;
+ uint8_t status;
+ if(paylen > NRF24L01_MAX_PL_LENGHT) {
+ return 0;
+ }
+ spiSelect(spip);
+ spiExchange(spip, 1, txbuf, &status);
+ spiSend(spip, paylen, txbuf);
+ spiUnselect(spip);
+ return status;
+}
+#endif /* NRF24L01_USE_FEATURE */
+#endif /* RF_USE_NRF24L01 */
+
+/** @} */
diff --git a/os/various/devices_lib/nrf24l01.h b/os/various/devices_lib/nrf24l01.h
new file mode 100644
index 0000000..7112b9f
--- /dev/null
+++ b/os/various/devices_lib/nrf24l01.h
@@ -0,0 +1,577 @@
+/*
+ Pretty LAYer for ChibiOS/RT - Copyright (C) 2014 Rocco Marco Guglielmi
+
+ This file is part of PLAY for ChibiOS/RT.
+
+ PLAY is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ PLAY is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+/*
+ Special thanks to Giovanni Di Sirio for teachings, his moral support and
+ friendship. Note that some or every piece of this file could be part of
+ the ChibiOS project that is intellectual property of Giovanni Di Sirio.
+ Please refer to ChibiOS/RT license before use this file.
+ */
+
+/**
+ * @file nrf24l01.h
+ * @brief NRF24L01 Radio frequency module interface module header.
+ *
+ * @{
+ */
+
+#ifndef _NRF24L01_H_
+#define _NRF24L01_H_
+
+#include "playconf.h"
+
+#if (RF_USE_NRF24L01) || defined(__DOXYGEN__)
+/*===========================================================================*/
+/* Driver constants. */
+/*===========================================================================*/
+
+#define NRF24L01_MAX_ADD_LENGHT ((uint8_t) 5)
+#define NRF24L01_MAX_PL_LENGHT ((uint8_t) 32)
+#define NRF24L01_MAX_PPP ((uint8_t) 5)
+
+/**
+ * @brief Enables Advanced Features.
+ */
+#if !defined(NRF24L01_USE_FEATURE) || defined(__DOXYGEN__)
+#define NRF24L01_USE_FEATURE TRUE
+#endif
+
+/**
+ * @name NRF24L01 register names
+ * @{
+ */
+/******************************************************************************/
+/* */
+/* NRF24L01 RF Transceiver */
+/* */
+/******************************************************************************/
+/****************** Bit definition for SPI communication ********************/
+#define NRF24L01_DI ((uint8_t)0xFF) /*!< DI[7:0] Data input */
+#define NRF24L01_DI_0 ((uint8_t)0x01) /*!< bit 0 */
+#define NRF24L01_DI_1 ((uint8_t)0x02) /*!< bit 1 */
+#define NRF24L01_DI_2 ((uint8_t)0x04) /*!< bit 2 */
+#define NRF24L01_DI_3 ((uint8_t)0x08) /*!< bit 3 */
+#define NRF24L01_DI_4 ((uint8_t)0x10) /*!< bit 4 */
+#define NRF24L01_DI_5 ((uint8_t)0x20) /*!< bit 5 */
+#define NRF24L01_DI_6 ((uint8_t)0x40) /*!< bit 6 */
+#define NRF24L01_DI_7 ((uint8_t)0x80) /*!< bit 7 */
+
+#define NRF24L01_AD ((uint8_t)0x1F) /*!< AD[4:0] Address Data */
+#define NRF24L01_AD_0 ((uint8_t)0x01) /*!< bit 0 */
+#define NRF24L01_AD_1 ((uint8_t)0x02) /*!< bit 1 */
+#define NRF24L01_AD_2 ((uint8_t)0x04) /*!< bit 2 */
+#define NRF24L01_AD_3 ((uint8_t)0x08) /*!< bit 3 */
+#define NRF24L01_AD_4 ((uint8_t)0x10) /*!< bit 4 */
+
+#define NRF24L01_CMD_READ ((uint8_t)0x00) /*!< Read command */
+#define NRF24L01_CMD_WRITE ((uint8_t)0x20) /*!< Write command */
+#define NRF24L01_CMD_R_RX_PAYLOAD ((uint8_t)0x61) /*!< Read RX-payload*/
+#define NRF24L01_CMD_W_TX_PAYLOAD ((uint8_t)0xA0) /*!< Write TX-payload */
+#define NRF24L01_CMD_FLUSH_TX ((uint8_t)0xE1) /*!< Flush TX FIFO */
+#define NRF24L01_CMD_FLUSH_RX ((uint8_t)0xE2) /*!< Flush RX FIFO */
+#define NRF24L01_CMD_REUSE_TX_PL ((uint8_t)0xE3) /*!< Used for a PTX device */
+#define NRF24L01_CMD_ACTIVATE ((uint8_t)0x50) /*!< Activate command */
+#define NRF24L01_CMD_R_RX_PL_WID ((uint8_t)0x60) /*!< Read RX-payload width */
+#define NRF24L01_CMD_W_ACK_PAYLOAD ((uint8_t)0xA8) /*!< Write Payload for ACK */
+#define NRF24L01_CMD_W_TX_PAYLOAD_NOACK ((uint8_t)0xB0) /*!< Disables AUTOACK*/
+#define NRF24L01_CMD_NOP ((uint8_t)0xFF) /*!< No Operation */
+
+/****************** Bit definition for Registers Addresses *******************/
+#define NRF24L01_AD_CONFIG ((uint8_t)0x00) /*!< Configuration Register */
+#define NRF24L01_AD_EN_AA ((uint8_t)0x01) /*!< Enable ‘Auto Acknowledgment’ */
+#define NRF24L01_AD_EN_RXADDR ((uint8_t)0x02) /*!< Enabled RX Addresses */
+#define NRF24L01_AD_SETUP_AW ((uint8_t)0x03) /*!< Setup of Address Widths */
+#define NRF24L01_AD_SETUP_RETR ((uint8_t)0x04) /*!< Setup of Automatic Retransmission */
+#define NRF24L01_AD_RF_CH ((uint8_t)0x05) /*!< RF Channel */
+#define NRF24L01_AD_RF_SETUP ((uint8_t)0x06) /*!< RF Setup Register */
+#define NRF24L01_AD_STATUS ((uint8_t)0x07) /*!< Status Register */
+#define NRF24L01_AD_OBSERVE_TX ((uint8_t)0x08) /*!< Transmit observe register */
+#define NRF24L01_AD_CD ((uint8_t)0x09) /*!< CD */
+#define NRF24L01_AD_RX_ADDR_P0 ((uint8_t)0x0A) /*!< Receive address data pipe 0 */
+#define NRF24L01_AD_RX_ADDR_P1 ((uint8_t)0x0B) /*!< Receive address data pipe 1 */
+#define NRF24L01_AD_RX_ADDR_P2 ((uint8_t)0x0C) /*!< Receive address data pipe 2 */
+#define NRF24L01_AD_RX_ADDR_P3 ((uint8_t)0x0D) /*!< Receive address data pipe 3 */
+#define NRF24L01_AD_RX_ADDR_P4 ((uint8_t)0x0E) /*!< Receive address data pipe 4 */
+#define NRF24L01_AD_RX_ADDR_P5 ((uint8_t)0x0F) /*!< Receive address data pipe 5 */
+#define NRF24L01_AD_TX_ADDR ((uint8_t)0x10) /*!< Transmit address */
+#define NRF24L01_AD_RX_PW_P0 ((uint8_t)0x11) /*!< Number of bytes in RX payload in data pipe 0 */
+#define NRF24L01_AD_RX_PW_P1 ((uint8_t)0x12) /*!< Number of bytes in RX payload in data pipe 1 */
+#define NRF24L01_AD_RX_PW_P2 ((uint8_t)0x13) /*!< Number of bytes in RX payload in data pipe 2 */
+#define NRF24L01_AD_RX_PW_P3 ((uint8_t)0x14) /*!< Number of bytes in RX payload in data pipe 3 */
+#define NRF24L01_AD_RX_PW_P4 ((uint8_t)0x15) /*!< Number of bytes in RX payload in data pipe 4 */
+#define NRF24L01_AD_RX_PW_P5 ((uint8_t)0x16) /*!< Number of bytes in RX payload in data pipe 5 */
+#define NRF24L01_AD_FIFO_STATUS ((uint8_t)0x17) /*!< FIFO Status Register */
+#define NRF24L01_AD_DYNPD ((uint8_t)0x1C) /*!< Enable dynamic payload length */
+#define NRF24L01_AD_FEATURE ((uint8_t)0x1D) /*!< Feature Register */
+
+/*************** Bit definition for Registers Configuration *****************/
+#define NRF24L01_DI_CONFIG ((uint8_t)0x7F) /*!< CONTROL REGISTER BIT MASK*/
+#define NRF24L01_DI_CONFIG_PRIM_RX ((uint8_t)0x01) /*!< RX/TX control - 1: PRX, 0: PTX */
+#define NRF24L01_DI_CONFIG_PWR_UP ((uint8_t)0x02) /*!< 1: POWER UP, 0:POWER DOWN */
+#define NRF24L01_DI_CONFIG_CRCO ((uint8_t)0x04) /*!< CRC encoding scheme - 1:two bytes, 0:one byte */
+#define NRF24L01_DI_CONFIG_EN_CRC ((uint8_t)0x08) /*!< Enable CRC. Forced high if one of the bits in the EN_AA is high */
+#define NRF24L01_DI_CONFIG_MASK_MAX_RT ((uint8_t)0x10) /*!< Mask interrupt caused by MAX_RT - 1: Interrupt disabled, 0: Interrupt reflected on IRQ pin */
+#define NRF24L01_DI_CONFIG_MASK_TX_DS ((uint8_t)0x20) /*!< Mask interrupt caused by TX_DS - 1: Interrupt disabled, 0: Interrupt reflected on IRQ pin */
+#define NRF24L01_DI_CONFIG_MASK_RX_DR ((uint8_t)0x40) /*!< Mask interrupt caused by RX_DR - 1: Interrupt disabled, 0: Interrupt reflected on IRQ pin */
+
+#define NRF24L01_DI_EN_AA ((uint8_t)0x3F) /*!< ENABLE AUTO ACKNOLEDGMENT REGISTER BIT MASK */
+#define NRF24L01_DI_EN_AA_P0 ((uint8_t)0x01) /*!< Enable auto acknowledgement data pipe 0 */
+#define NRF24L01_DI_EN_AA_P1 ((uint8_t)0x02) /*!< Enable auto acknowledgement data pipe 1 */
+#define NRF24L01_DI_EN_AA_P2 ((uint8_t)0x04) /*!< Enable auto acknowledgement data pipe 2 */
+#define NRF24L01_DI_EN_AA_P3 ((uint8_t)0x08) /*!< Enable auto acknowledgement data pipe 3 */
+#define NRF24L01_DI_EN_AA_P4 ((uint8_t)0x10) /*!< Enable auto acknowledgement data pipe 4 */
+#define NRF24L01_DI_EN_AA_P5 ((uint8_t)0x20) /*!< Enable auto acknowledgement data pipe 5 */
+
+#define NRF24L01_DI_EN_RXADDR ((uint8_t)0x3F) /*!< ENABLE RX ADDRESSES REGISTER BIT MASK */
+#define NRF24L01_DI_EN_RXADDR_P0 ((uint8_t)0x01) /*!< Enable data pipe 0 */
+#define NRF24L01_DI_EN_RXADDR_P1 ((uint8_t)0x02) /*!< Enable data pipe 1 */
+#define NRF24L01_DI_EN_RXADDR_P2 ((uint8_t)0x04) /*!< Enable data pipe 2 */
+#define NRF24L01_DI_EN_RXADDR_P3 ((uint8_t)0x08) /*!< Enable data pipe 3 */
+#define NRF24L01_DI_EN_RXADDR_P4 ((uint8_t)0x10) /*!< Enable data pipe 4 */
+#define NRF24L01_DI_EN_RXADDR_P5 ((uint8_t)0x20) /*!< Enable data pipe 5 */
+
+#define NRF24L01_DI_SETUP_AW ((uint8_t)0x03) /*!< SETUP OF ADDRESSES WIDTHS REGISTER BIT MASK */
+#define NRF24L01_DI_SETUP_AW_0 ((uint8_t)0x01) /*!< Addressed widths bit 0 */
+#define NRF24L01_DI_SETUP_AW_1 ((uint8_t)0x02) /*!< Addressed widths bit 1 */
+
+#define NRF24L01_DI_SETUP_RETR ((uint8_t)0xFF) /*!< SETUP OF AUTOMATIC RETRANSMISSION REGISTER BIT MASK */
+#define NRF24L01_DI_SETUP_RETR_ARC_0 ((uint8_t)0x01) /*!< Auto Retransmit Count bit 0 */
+#define NRF24L01_DI_SETUP_RETR_ARC_1 ((uint8_t)0x02) /*!< Auto Retransmit Count bit 1 */
+#define NRF24L01_DI_SETUP_RETR_ARC_2 ((uint8_t)0x04) /*!< Auto Retransmit Count bit 2 */
+#define NRF24L01_DI_SETUP_RETR_ARC_3 ((uint8_t)0x08) /*!< Auto Retransmit Count bit 3 */
+#define NRF24L01_DI_SETUP_RETR_ARD_0 ((uint8_t)0x10) /*!< Auto Retransmit Delay bit 0 */
+#define NRF24L01_DI_SETUP_RETR_ARD_1 ((uint8_t)0x20) /*!< Auto Retransmit Delay bit 1 */
+#define NRF24L01_DI_SETUP_RETR_ARD_2 ((uint8_t)0x40) /*!< Auto Retransmit Delay bit 2 */
+#define NRF24L01_DI_SETUP_RETR_ARD_3 ((uint8_t)0x80) /*!< Auto Retransmit Delay bit 3 */
+
+
+#define NRF24L01_DI_RF_CH ((uint8_t)0x7F) /*!< RF CHANNEL REGISTER BIT MASK */
+#define NRF24L01_DI_RF_CH_0 ((uint8_t)0x01) /*!< RF channel bit 0 */
+#define NRF24L01_DI_RF_CH_1 ((uint8_t)0x02) /*!< RF channel bit 1 */
+#define NRF24L01_DI_RF_CH_2 ((uint8_t)0x04) /*!< RF channel bit 2 */
+#define NRF24L01_DI_RF_CH_3 ((uint8_t)0x08) /*!< RF channel bit 3 */
+#define NRF24L01_DI_RF_CH_4 ((uint8_t)0x10) /*!< RF channel bit 4 */
+#define NRF24L01_DI_RF_CH_5 ((uint8_t)0x20) /*!< RF channel bit 5 */
+#define NRF24L01_DI_RF_CH_6 ((uint8_t)0x40) /*!< RF channel bit 6 */
+
+
+#define NRF24L01_DI_RF_SETUP ((uint8_t)0x1F) /*!< RF SETUP REGISTER BIT MASK */
+#define NRF24L01_DI_RF_SETUP_LNA_HCURR ((uint8_t)0x01) /*!< Setup LNA gain */
+#define NRF24L01_DI_RF_SETUP_RF_PWR_0 ((uint8_t)0x02) /*!< RF output power bit 0 */
+#define NRF24L01_DI_RF_SETUP_RF_PWR_1 ((uint8_t)0x04) /*!< RF output power bit 1 */
+#define NRF24L01_DI_RF_SETUP_RF_DR ((uint8_t)0x08) /*!< Air Data rate - 0: 1Mbps, 1: 2Mbps */
+#define NRF24L01_DI_RF_SETUP_PLL_LOCK ((uint8_t)0x10) /*!< Force PLL lock signal */
+
+#define NRF24L01_DI_STATUS ((uint8_t)0x7F) /*!< STATUS REGISTER BIT MASK */
+#define NRF24L01_DI_STATUS_TX_FULL ((uint8_t)0x01) /*!< TX FIFO full flag - 0: Available locations, 1: Full */
+#define NRF24L01_DI_STATUS_RX_P_NO_0 ((uint8_t)0x02) /*!< RX payload number bit 0 */
+#define NRF24L01_DI_STATUS_RX_P_NO_1 ((uint8_t)0x04) /*!< RX payload number bit 1 */
+#define NRF24L01_DI_STATUS_RX_P_NO_2 ((uint8_t)0x08) /*!< RX payload number bit 2 */
+#define NRF24L01_DI_STATUS_MAX_RT ((uint8_t)0x10) /*!< Maximum number of TX retransmits interrupt */
+#define NRF24L01_DI_STATUS_TX_DS ((uint8_t)0x20) /*!< Data Sent TX FIFO interrupt */
+#define NRF24L01_DI_STATUS_RX_DR ((uint8_t)0x40) /*!< Data Ready RX FIFO interrupt */
+
+#define NRF24L01_DI_OBSERVE_TX ((uint8_t)0xFF) /*!< TRANSMIT OBSERVE REGISTER BIT MASK */
+#define NRF24L01_DI_ARC_CNT_0 ((uint8_t)0x01) /*!< Count retransmitted packets bit 0 */
+#define NRF24L01_DI_ARC_CNT_1 ((uint8_t)0x02) /*!< Count retransmitted packets bit 1 */
+#define NRF24L01_DI_ARC_CNT_2 ((uint8_t)0x04) /*!< Count retransmitted packets bit 2 */
+#define NRF24L01_DI_ARC_CNT_3 ((uint8_t)0x08) /*!< Count retransmitted packets bit 3 */
+#define NRF24L01_DI_PLOS_CNT_0 ((uint8_t)0x10) /*!< Count lost packets bit 0 */
+#define NRF24L01_DI_PLOS_CNT_1 ((uint8_t)0x20) /*!< Count lost packets bit 1 */
+#define NRF24L01_DI_PLOS_CNT_2 ((uint8_t)0x40) /*!< Count lost packets bit 2 */
+#define NRF24L01_DI_PLOS_CNT_3 ((uint8_t)0x80) /*!< Count lost packets bit 3 */
+
+#define NRF24L01_DI_CD ((uint8_t)0x01) /*!< REGISTER BIT MASK */
+#define NRF24L01_DI_CARRIER_DETECT ((uint8_t)0x01) /*!< Carrier detect */
+
+#define NRF24L01_DI_RX_PW_P0 ((uint8_t)0x3F) /*!< RX PAYLOAD WIDTH FOR PIPE 0 REGISTER BIT MASK */
+#define NRF24L01_DI_RX_PW_P0_0 ((uint8_t)0x01) /*!< Bit 0 */
+#define NRF24L01_DI_RX_PW_P0_1 ((uint8_t)0x02) /*!< Bit 1 */
+#define NRF24L01_DI_RX_PW_P0_2 ((uint8_t)0x04) /*!< Bit 2 */
+#define NRF24L01_DI_RX_PW_P0_3 ((uint8_t)0x08) /*!< Bit 3 */
+#define NRF24L01_DI_RX_PW_P0_4 ((uint8_t)0x10) /*!< Bit 4 */
+#define NRF24L01_DI_RX_PW_P0_5 ((uint8_t)0x20) /*!< Bit 5 */
+
+#define NRF24L01_DI_RX_PW_P1 ((uint8_t)0x3F) /*!< RX PAYLOAD WIDTH FOR PIPE 1 REGISTER BIT MASK */
+#define NRF24L01_DI_RX_PW_P1_0 ((uint8_t)0x01) /*!< Bit 0 */
+#define NRF24L01_DI_RX_PW_P1_1 ((uint8_t)0x02) /*!< Bit 1 */
+#define NRF24L01_DI_RX_PW_P1_2 ((uint8_t)0x04) /*!< Bit 2 */
+#define NRF24L01_DI_RX_PW_P1_3 ((uint8_t)0x08) /*!< Bit 3 */
+#define NRF24L01_DI_RX_PW_P1_4 ((uint8_t)0x10) /*!< Bit 4 */
+#define NRF24L01_DI_RX_PW_P1_5 ((uint8_t)0x20) /*!< Bit 5 */
+
+#define NRF24L01_DI_RX_PW_P2 ((uint8_t)0x3F) /*!< RX PAYLOAD WIDTH FOR PIPE 2 REGISTER BIT MASK */
+#define NRF24L01_DI_RX_PW_P2_0 ((uint8_t)0x01) /*!< Bit 0 */
+#define NRF24L01_DI_RX_PW_P2_1 ((uint8_t)0x02) /*!< Bit 1 */
+#define NRF24L01_DI_RX_PW_P2_2 ((uint8_t)0x04) /*!< Bit 2 */
+#define NRF24L01_DI_RX_PW_P2_3 ((uint8_t)0x08) /*!< Bit 3 */
+#define NRF24L01_DI_RX_PW_P2_4 ((uint8_t)0x10) /*!< Bit 4 */
+#define NRF24L01_DI_RX_PW_P2_5 ((uint8_t)0x20) /*!< Bit 5 */
+
+#define NRF24L01_DI_RX_PW_P3 ((uint8_t)0x3F) /*!< RX PAYLOAD WIDTH FOR PIPE 3 REGISTER BIT MASK */
+#define NRF24L01_DI_RX_PW_P3_0 ((uint8_t)0x01) /*!< Bit 0 */
+#define NRF24L01_DI_RX_PW_P3_1 ((uint8_t)0x02) /*!< Bit 1 */
+#define NRF24L01_DI_RX_PW_P3_2 ((uint8_t)0x04) /*!< Bit 2 */
+#define NRF24L01_DI_RX_PW_P3_3 ((uint8_t)0x08) /*!< Bit 3 */
+#define NRF24L01_DI_RX_PW_P3_4 ((uint8_t)0x10) /*!< Bit 4 */
+#define NRF24L01_DI_RX_PW_P3_5 ((uint8_t)0x20) /*!< Bit 5 */
+
+#define NRF24L01_DI_RX_PW_P4 ((uint8_t)0x3F) /*!< RX PAYLOAD WIDTH FOR PIPE 4 REGISTER BIT MASK */
+#define NRF24L01_DI_RX_PW_P4_0 ((uint8_t)0x01) /*!< Bit 0 */
+#define NRF24L01_DI_RX_PW_P4_1 ((uint8_t)0x02) /*!< Bit 1 */
+#define NRF24L01_DI_RX_PW_P4_2 ((uint8_t)0x04) /*!< Bit 2 */
+#define NRF24L01_DI_RX_PW_P4_3 ((uint8_t)0x08) /*!< Bit 3 */
+#define NRF24L01_DI_RX_PW_P4_4 ((uint8_t)0x10) /*!< Bit 4 */
+#define NRF24L01_DI_RX_PW_P4_5 ((uint8_t)0x20) /*!< Bit 5 */
+
+#define NRF24L01_DI_RX_PW_P5 ((uint8_t)0x3F) /*!< RX PAYLOAD WIDTH FOR PIPE 5 REGISTER BIT MASK */
+#define NRF24L01_DI_RX_PW_P5_0 ((uint8_t)0x01) /*!< Bit 0 */
+#define NRF24L01_DI_RX_PW_P5_1 ((uint8_t)0x02) /*!< Bit 1 */
+#define NRF24L01_DI_RX_PW_P5_2 ((uint8_t)0x04) /*!< Bit 2 */
+#define NRF24L01_DI_RX_PW_P5_3 ((uint8_t)0x08) /*!< Bit 3 */
+#define NRF24L01_DI_RX_PW_P5_4 ((uint8_t)0x10) /*!< Bit 4 */
+#define NRF24L01_DI_RX_PW_P5_5 ((uint8_t)0x20) /*!< Bit 5 */
+
+#define NRF24L01_DI_FIFO_STATUS ((uint8_t)0x73) /*!< FIFO STATUS REGISTER BIT MASK*/
+#define NRF24L01_DI_FIFO_STATUS_RX_EMPTY ((uint8_t)0x01) /*!< RX FIFO empty flag - 0:Data in RX FIFO, 1:RX FIFO empty */
+#define NRF24L01_DI_FIFO_STATUS_RX_FULL ((uint8_t)0x02) /*!< RX FIFO full flag - 0:Available locations in RX FIFO, 1:RX FIFO empty */
+#define NRF24L01_DI_FIFO_STATUS_TX_EMPTY ((uint8_t)0x10) /*!< TX FIFO empty flag - 0:Data in TX FIFO, 1:TX FIFO empty */
+#define NRF24L01_DI_FIFO_STATUS_TX_FULL ((uint8_t)0x20) /*!< TX FIFO full flag - 0:Available locations in TX FIFO, 1:TX FIFO empty */
+#define NRF24L01_DI_FIFO_STATUS_TX_REUSE ((uint8_t)0x40) /*!< Reuse last transmitted data packet if set high */
+
+#define NRF24L01_DI_DYNPD ((uint8_t)0x3F) /*!< ENABLE DYNAMIC PAYLOAD LENGHT REGISTER BIT MASK */
+#define NRF24L01_DI_DYNPD_DPL_P0 ((uint8_t)0x01) /*!< Enable dyn. payload length data pipe 0 */
+#define NRF24L01_DI_DYNPD_DPL_P1 ((uint8_t)0x02) /*!< Enable dyn. payload length data pipe 1 */
+#define NRF24L01_DI_DYNPD_DPL_P2 ((uint8_t)0x04) /*!< Enable dyn. payload length data pipe 2 */
+#define NRF24L01_DI_DYNPD_DPL_P3 ((uint8_t)0x08) /*!< Enable dyn. payload length data pipe 3 */
+#define NRF24L01_DI_DYNPD_DPL_P4 ((uint8_t)0x10) /*!< Enable dyn. payload length data pipe 4 */
+#define NRF24L01_DI_DYNPD_DPL_P5 ((uint8_t)0x20) /*!< Enable dyn. payload length data pipe 5 */
+
+#define NRF24L01_DI_FEATURE ((uint8_t)0x07) /*!< FEATURE REGISTER REGISTER BIT MASK */
+#define NRF24L01_DI_FEATURE_EN_DYN_ACK ((uint8_t)0x01) /*!< Enables the W_TX_PAYLOAD_NOACK command */
+#define NRF24L01_DI_FEATURE_EN_ACK_PAY ((uint8_t)0x02) /*!< Enables Payload with ACK */
+#define NRF24L01_DI_FEATURE_EN_DPL ((uint8_t)0x04) /*!< Enables Dynamic Payload Length */
+/** @} */
+
+/*===========================================================================*/
+/* Driver pre-compile time settings. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Derived constants and error checks. */
+/*===========================================================================*/
+
+#if !(HAL_USE_SPI)
+#error "RF_NRF24L01 requires HAL_USE_SPI."
+#endif
+
+#if !(HAL_USE_EXT)
+#error "RF_NRF24L01 requires HAL_USE_EXT."
+#endif
+/*===========================================================================*/
+/* Driver data structures and types. */
+/*===========================================================================*/
+
+/**
+ * @name RF Transceiver data structures and types
+ * @{
+ */
+
+/**
+ * @brief RF Transceiver RX/TX Address field width
+ */
+typedef enum {
+
+ NRF24L01_AW_3_bytes = 0x01, /*!< 3 bytes width */
+ NRF24L01_AW_4_bytes = 0x02, /*!< 4 bytes width */
+ NRF24L01_AW_5_bytes = 0x03 /*!< 5 bytes width */
+} NRF24L01_AW_t;
+
+/**
+ * @brief RF Transceiver Auto Retransmit Delay
+ */
+typedef enum {
+
+ NRF24L01_ARD_250us = 0x00, /*!< Wait 250us */
+ NRF24L01_ARD_500us = 0x10, /*!< Wait 500us */
+ NRF24L01_ARD_750us = 0x20, /*!< Wait 750us */
+ NRF24L01_ARD_1000us = 0x30, /*!< Wait 1000us */
+ NRF24L01_ARD_1250us = 0x40, /*!< Wait 1250us */
+ NRF24L01_ARD_1500us = 0x50, /*!< Wait 1500us */
+ NRF24L01_ARD_1750us = 0x60, /*!< Wait 1750us */
+ NRF24L01_ARD_2000us = 0x70, /*!< Wait 2000us */
+ NRF24L01_ARD_2250us = 0x80, /*!< Wait 2250us */
+ NRF24L01_ARD_2500us = 0x90, /*!< Wait 2500us */
+ NRF24L01_ARD_2750us = 0xA0, /*!< Wait 2750us */
+ NRF24L01_ARD_3000us = 0xB0, /*!< Wait 3000us */
+ NRF24L01_ARD_3250us = 0xC0, /*!< Wait 3250us */
+ NRF24L01_ARD_3500us = 0xD0, /*!< Wait 3500us */
+ NRF24L01_ARD_3750us = 0xE0, /*!< Wait 3750us */
+ NRF24L01_ARD_4000us = 0xF0 /*!< Wait 4000us */
+} NRF24L01_ARD_t;
+
+/**
+ * @brief RF Transceiver Auto Retransmit Count
+ */
+typedef enum {
+
+ NRF24L01_ARC_disabled = 0x00, /*!< Re-Transmit disabled */
+ NRF24L01_ARC_1_time = 0x01, /*!< Up to 1 Re-Transmit on fail of AA */
+ NRF24L01_ARC_2_times = 0x02, /*!< Up to 2 Re-Transmit on fail of AA */
+ NRF24L01_ARC_3_times = 0x03, /*!< Up to 3 Re-Transmit on fail of AA */
+ NRF24L01_ARC_4_times = 0x04, /*!< Up to 4 Re-Transmit on fail of AA */
+ NRF24L01_ARC_5_times = 0x05, /*!< Up to 5 Re-Transmit on fail of AAs */
+ NRF24L01_ARC_6_times = 0x06, /*!< Up to 6 Re-Transmit on fail of AA */
+ NRF24L01_ARC_7_times = 0x07, /*!< Up to 7 Re-Transmit on fail of AA */
+ NRF24L01_ARC_8_times = 0x08, /*!< Up to 8 Re-Transmit on fail of AA */
+ NRF24L01_ARC_9_times = 0x09, /*!< Up to 9 Re-Transmit on fail of AA */
+ NRF24L01_ARC_10_times = 0x0A, /*!< Up to 10 Re-Transmit on fail of AA */
+ NRF24L01_ARC_11_times = 0x0B, /*!< Up to 11 Re-Transmit on fail of AA */
+ NRF24L01_ARC_12_times = 0x0C, /*!< Up to 12 Re-Transmit on fail of AA */
+ NRF24L01_ARC_13_times = 0x0D, /*!< Up to 13 Re-Transmit on fail of AA */
+ NRF24L01_ARC_14_times = 0x0E, /*!< Up to 14 Re-Transmit on fail of AA */
+ NRF24L01_ARC_15_times = 0x0F /*!< Up to 15 Re-Transmit on fail of AA */
+} NRF24L01_ARC_t;
+
+
+/**
+ * @brief RF Transceiver configuration typedef.
+ *
+ * @detail This will select frequency channel beetween 2,4 GHz and 2,525 GHz
+ * @detail according to formula 2,4GHz + RF_CH[MHz]. This value must be included
+ * @detail between 0 and 125.
+ */
+typedef uint8_t NRF24L01_RF_CH_t;
+
+/**
+ * @brief RF Transceiver Air Data Rate
+ */
+typedef enum {
+
+ NRF24L01_ADR_1Mbps = 0x00, /*!< Air data rate 1 Mbps */
+ NRF24L01_ADR_2Mbps = 0x08 /*!< Air data rate 2 Mbps */
+} NRF24L01_ADR_t;
+
+/**
+ * @brief RF Transceiver Output Power
+ */
+typedef enum {
+
+ NRF24L01_PWR_0dBm = 0x06, /*!< RF output power 0 dBm */
+ NRF24L01_PWR_neg6dBm = 0x04, /*!< RF output power -6 dBm */
+ NRF24L01_PWR_neg12dBm = 0x02, /*!< RF output power -12 dBm */
+ NRF24L01_PWR_neg18dBm = 0x00 /*!< RF output power -18 dBm */
+} NRF24L01_PWR_t;
+
+/**
+ * @brief RF Transceiver Low Noise Amplifier
+ *
+ * @details Reduce current consumption in RX mode with 0.8 mA at cost of 1.5dB
+ * reduction in receiver sensitivity.
+ */
+typedef enum {
+ NRF24L01_LNA_enabled = 0x01, /*!< LNA_CURR enabled */
+ NRF24L01_LNA_disabled = 0x00 /*!< LNA_CURR disabled */
+} NRF24L01_LNA_t;
+
+/**
+ * @brief RF Transceiver Backward Compatibility
+ *
+ * @details This type specifies if trasmission must be compatible to receive
+ * from an nRF2401/nRF2402/nRF24E1/nRF24E.
+ */
+typedef bool_t NRF24L01_bckwrdcmp_t;
+
+#if NRF24L01_USE_FEATURE || defined(__doxigen__)
+/**
+ * @brief RF Transceiver Dynamic Payload enabler
+ *
+ * @details Enables Dynamic Payload Length
+ */
+typedef enum {
+ NRF24L01_DPL_enabled = 0x04, /*!< EN_DPL enabled */
+ NRF24L01_DPL_disabled = 0x00 /*!< EN_DPL disabled */
+} NRF24L01_DPL_t;
+
+/**
+ * @brief RF Transceiver Dynamic Acknowledge with Payload enabler
+ *
+ * @details Enables Payload with ACK
+ */
+typedef enum {
+ NRF24L01_ACK_PAY_enabled = 0x02, /*!< EN_ACK_PAY enabled */
+ NRF24L01_ACK_PAY_disabled = 0x00 /*!< EN_ACK_PAY disabled */
+} NRF24L01_ACK_PAY_t;
+
+/**
+ * @brief RF Transceiver Dynamic Acknowledge enabler
+ *
+ * @details Enables the W_TX_PAYLOAD_NOACK command
+ */
+typedef enum {
+ NRF24L01_DYN_ACK_enabled = 0x01, /*!< EN_DYN_ACK enabled */
+ NRF24L01_DYN_ACK_disabled = 0x00 /*!< EN_DYN_ACK disabled */
+} NRF24L01_DYN_ACK_t;
+#endif /* NRF24L01_USE_FEATURE */
+
+/**
+ * @brief RF Transceiver configuration structure.
+ */
+typedef struct {
+
+ /**
+ * @brief The chip enable line port.
+ */
+ ioportid_t ceport;
+ /**
+ * @brief The chip enable line pad number.
+ */
+ uint16_t cepad;
+ /**
+ * @brief The interrupt line port.
+ */
+ ioportid_t irqport;
+ /**
+ * @brief The interrupt line pad number.
+ */
+ uint16_t irqpad;
+ /**
+ * @brief Pointer to the SPI driver associated to this RF.
+ */
+ SPIDriver *spip;
+ /**
+ * @brief Pointer to the SPI configuration .
+ */
+ const SPIConfig *spicfg;
+ /**
+ * @brief Pointer to the EXT driver associated to this RF.
+ */
+ EXTDriver *extp;
+ /**
+ * @brief EXT configuration.
+ */
+ EXTConfig *extcfg;
+ /**
+ * @brief RF Transceiver auto retransmit count.
+ */
+ NRF24L01_ARC_t auto_retr_count;
+ /**
+ * @brief RF Transceiver auto retransmit delay.
+ */
+ NRF24L01_ARD_t auto_retr_delay;
+ /**
+ * @brief RF Transceiver address width.
+ */
+ NRF24L01_AW_t address_width;
+ /**
+ * @brief RF Transceiver channel frequency.
+ */
+ NRF24L01_RF_CH_t channel_freq;
+ /**
+ * @brief RF Transceiver air data rate.
+ */
+ NRF24L01_ADR_t data_rate;
+ /**
+ * @brief RF Transceiver output power.
+ */
+ NRF24L01_PWR_t out_pwr;
+ /**
+ * @brief RF Transceiver Low Noise Amplifier
+ */
+ NRF24L01_LNA_t lna;
+#if NRF24L01_USE_FEATURE || defined(__doxigen__)
+ /**
+ * @brief RF Transceiver Dynamic Payload enabler
+ */
+ NRF24L01_DPL_t en_dpl;
+
+ /**
+ * @brief RF Transceiver Dynamic Acknowledge with Payload enabler
+ */
+ NRF24L01_ACK_PAY_t en_ack_pay;
+
+ /**
+ * @brief RF Transceiver Dynamic Acknowledge enabler
+ */
+ NRF24L01_DYN_ACK_t en_dyn_ack;
+#endif /* NRF24L01_USE_FEATURE */
+} NRF24L01_Config;
+
+/**
+ * @brief RF Transceiver status register value.
+ */
+typedef uint8_t NRF24L01_status_t;
+/** @} */
+/*===========================================================================*/
+/* Driver macros. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* External declarations. */
+/*===========================================================================*/
+
+/**
+ * @brief Flushes FIFOs and resets all Status flags.
+ *
+ * @pre The SPI interface must be initialized and the driver started.
+ *
+ * @param[in] spip pointer to the SPI interface
+ *
+ * @return the status register value
+ */
+#define nrf24l01Reset(spip) { \
+ \
+ nrf24l01WriteRegister(spip, NRF24L01_AD_STATUS, \
+ NRF24L01_DI_STATUS_MAX_RT | \
+ NRF24L01_DI_STATUS_RX_DR | \
+ NRF24L01_DI_STATUS_TX_DS); \
+}
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+NRF24L01_status_t nrf24l01GetStatus(SPIDriver *spip);
+NRF24L01_status_t nrf24l01ReadRegister(SPIDriver *spip, uint8_t reg,
+ uint8_t* pvalue);
+NRF24L01_status_t nrf24l01WriteRegister(SPIDriver *spip, uint8_t reg,
+ uint8_t value);
+NRF24L01_status_t nrf24l01WriteAddress(SPIDriver *spip, uint8_t reg,
+ uint8_t *pvalue, uint8_t addlen);
+NRF24L01_status_t nrf24l01GetRxPl(SPIDriver *spip, uint8_t paylen,
+ uint8_t* rxbuf);
+NRF24L01_status_t nrf24l01WriteTxPl(SPIDriver *spip, uint8_t paylen,
+ uint8_t* txbuf);
+NRF24L01_status_t nrf24l01FlushTx(SPIDriver *spip);
+NRF24L01_status_t nrf24l01FlushRx(SPIDriver *spip);
+#if NRF24L01_USE_FEATURE || defined(__DOXYGEN__)
+NRF24L01_status_t nrf24l01Activate(SPIDriver *spip);
+NRF24L01_status_t nrf24l01ReadRxPlWid(SPIDriver *spip, uint8_t* ppaylen);
+NRF24L01_status_t nrf24l01WriteAckPl(SPIDriver *spip, uint8_t ppp, uint8_t paylen,
+ uint8_t* payload);
+NRF24L01_status_t nrf24l01WriteTxPlNoAck(SPIDriver *spip, uint8_t paylen,
+ uint8_t* txbuf);
+#endif /* NRF24L01_USE_FEATURE */
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* RF_USE_NRF24L01 */
+#endif /* _NRF24L01_H_ */
+
+/** @} */