Diff: TARGET_DISCO_L053C8/TOOLCHAIN_ARM_STD/stm32l0xx_hal_spi.h

Revision:

171:3a7713b1edbc

Parent:

167:84c0a372a020

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/TARGET_DISCO_L053C8/TOOLCHAIN_ARM_STD/stm32l0xx_hal_spi.h	Thu Nov 08 11:45:42 2018 +0000
@@ -0,0 +1,676 @@
+/**
+  ******************************************************************************
+  * @file    stm32l0xx_hal_spi.h
+  * @author  MCD Application Team
+  * @brief   Header file of SPI HAL module.
+  ******************************************************************************
+  * @attention
+  *
+  * <h2><center>&copy; COPYRIGHT(c) 2016 STMicroelectronics</center></h2>
+  *
+  * Redistribution and use in source and binary forms, with or without modification,
+  * are permitted provided that the following conditions are met:
+  *   1. Redistributions of source code must retain the above copyright notice,
+  *      this list of conditions and the following disclaimer.
+  *   2. Redistributions in binary form must reproduce the above copyright notice,
+  *      this list of conditions and the following disclaimer in the documentation
+  *      and/or other materials provided with the distribution.
+  *   3. Neither the name of STMicroelectronics nor the names of its contributors
+  *      may be used to endorse or promote products derived from this software
+  *      without specific prior written permission.
+  *
+  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+  * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+  * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+  *
+  ******************************************************************************
+  */ 
+
+/* Define to prevent recursive inclusion -------------------------------------*/
+#ifndef __STM32L0xx_HAL_SPI_H
+#define __STM32L0xx_HAL_SPI_H
+
+#ifdef __cplusplus
+ extern "C" {
+#endif
+
+/* Includes ------------------------------------------------------------------*/
+#include "stm32l0xx_hal_def.h"  
+
+/** @addtogroup STM32L0xx_HAL_Driver
+  * @{
+  */
+
+/** @defgroup SPI SPI
+  * @{
+  */
+
+/* Exported types ------------------------------------------------------------*/
+/** @defgroup SPI_Exported_Types SPI Exported Types
+  * @{
+  */
+
+/** 
+  * @brief  SPI Configuration Structure definition  
+  */
+typedef struct
+{
+  uint32_t Mode;               /*!< Specifies the SPI operating mode.
+                                    This parameter can be a value of @ref SPI_mode */
+
+  uint32_t Direction;          /*!< Specifies the SPI Directional mode state.
+                                    This parameter can be a value of @ref SPI_Direction_mode */
+
+  uint32_t DataSize;           /*!< Specifies the SPI data size.
+                                    This parameter can be a value of @ref SPI_data_size */
+
+  uint32_t CLKPolarity;        /*!< Specifies the serial clock steady state.
+                                    This parameter can be a value of @ref SPI_Clock_Polarity */
+
+  uint32_t CLKPhase;           /*!< Specifies the clock active edge for the bit capture.
+                                    This parameter can be a value of @ref SPI_Clock_Phase */
+
+  uint32_t NSS;                /*!< Specifies whether the NSS signal is managed by
+                                    hardware (NSS pin) or by software using the SSI bit.
+                                    This parameter can be a value of @ref SPI_Slave_Select_management */
+
+  uint32_t BaudRatePrescaler;  /*!< Specifies the Baud Rate prescaler value which will be
+                                    used to configure the transmit and receive SCK clock.
+                                    This parameter can be a value of @ref SPI_BaudRate_Prescaler
+                                    @note The communication clock is derived from the master
+                                    clock. The slave clock does not need to be set */
+
+  uint32_t FirstBit;           /*!< Specifies whether data transfers start from MSB or LSB bit.
+                                    This parameter can be a value of @ref SPI_MSB_LSB_transmission */
+
+  uint32_t TIMode;             /*!< Specifies if the TI mode is enabled or not.
+                                    This parameter can be a value of @ref SPI_TI_mode */
+
+  uint32_t CRCCalculation;     /*!< Specifies if the CRC calculation is enabled or not.
+                                    This parameter can be a value of @ref SPI_CRC_Calculation */
+
+  uint32_t CRCPolynomial;      /*!< Specifies the polynomial used for the CRC calculation.
+                                    This parameter must be a number between Min_Data = 0 and Max_Data = 65535 */
+
+}SPI_InitTypeDef;
+
+/**
+  * @brief  HAL SPI State structure definition
+  */
+typedef enum
+{
+  HAL_SPI_STATE_RESET      = 0x00U,  /*!< SPI not yet initialized or disabled                */
+  HAL_SPI_STATE_READY      = 0x01U,  /*!< SPI initialized and ready for use                  */
+  HAL_SPI_STATE_BUSY       = 0x02U,  /*!< SPI process is ongoing                             */
+  HAL_SPI_STATE_BUSY_TX    = 0x12U,  /*!< Data Transmission process is ongoing               */
+  HAL_SPI_STATE_BUSY_RX    = 0x22U,  /*!< Data Reception process is ongoing                  */
+  HAL_SPI_STATE_BUSY_TX_RX = 0x32U,  /*!< Data Transmission and Reception process is ongoing */
+  HAL_SPI_STATE_ERROR      = 0x03U   /*!< SPI error state                                    */
+    
+}HAL_SPI_StateTypeDef;
+
+/** 
+  * @brief  SPI handle Structure definition
+  */
+typedef struct __SPI_HandleTypeDef
+{
+  SPI_TypeDef                *Instance;    /*!< SPI registers base address */
+
+  SPI_InitTypeDef            Init;         /*!< SPI communication parameters */
+
+  uint8_t                    *pTxBuffPtr;  /*!< Pointer to SPI Tx transfer Buffer */
+
+  uint16_t                   TxXferSize;   /*!< SPI Tx transfer size */
+  
+  __IO uint16_t              TxXferCount;  /*!< SPI Tx Transfer Counter */
+
+  uint8_t                    *pRxBuffPtr;  /*!< Pointer to SPI Rx transfer Buffer */
+
+  uint16_t                   RxXferSize;   /*!< SPI Rx transfer size */
+
+  __IO uint16_t              RxXferCount;  /*!< SPI Rx Transfer Counter */
+
+  DMA_HandleTypeDef          *hdmatx;      /*!< SPI Tx DMA handle parameters */
+
+  DMA_HandleTypeDef          *hdmarx;      /*!< SPI Rx DMA handle parameters */
+
+  void                       (*RxISR)(struct __SPI_HandleTypeDef * hspi); /*!< function pointer on Rx ISR */
+
+  void                       (*TxISR)(struct __SPI_HandleTypeDef * hspi); /*!< function pointer on Tx ISR */
+
+  HAL_LockTypeDef            Lock;         /*!< SPI locking object */
+
+  __IO HAL_SPI_StateTypeDef  State;        /*!< SPI communication state */
+
+  __IO  uint32_t             ErrorCode;    /*!< SPI Error code */
+
+}SPI_HandleTypeDef;
+/**
+  * @}
+  */
+
+
+/* Exported constants --------------------------------------------------------*/
+
+/** @defgroup SPI_Exported_Constants SPI Exported Constants
+  * @{
+  */
+
+/**
+  * @defgroup SPI_ErrorCode SPI Error Code
+  * @{
+  */
+#define HAL_SPI_ERROR_NONE      ((uint32_t)0x00U)    /*!< No error             */
+#define HAL_SPI_ERROR_MODF      ((uint32_t)0x01U)    /*!< MODF error           */
+#define HAL_SPI_ERROR_CRC       ((uint32_t)0x02U)    /*!< CRC error            */
+#define HAL_SPI_ERROR_OVR       ((uint32_t)0x04U)    /*!< OVR error            */
+#define HAL_SPI_ERROR_FRE       ((uint32_t)0x08U)    /*!< FRE error            */
+#define HAL_SPI_ERROR_DMA       ((uint32_t)0x10U)    /*!< DMA transfer error   */
+#define HAL_SPI_ERROR_FLAG      ((uint32_t)0x20U)     /*!< Flag: RXNE,TXE, BSY  */
+/**
+  * @}
+  */
+
+/** @defgroup SPI_mode SPI mode
+  * @{
+  */
+#define SPI_MODE_SLAVE                  ((uint32_t)0x00000000U)
+#define SPI_MODE_MASTER                 (SPI_CR1_MSTR | SPI_CR1_SSI)
+
+/**
+  * @}
+  */
+
+/** @defgroup SPI_Direction_mode SPI Direction mode
+  * @{
+  */
+#define SPI_DIRECTION_2LINES            ((uint32_t)0x00000000U)
+#define SPI_DIRECTION_2LINES_RXONLY     SPI_CR1_RXONLY
+#define SPI_DIRECTION_1LINE             SPI_CR1_BIDIMODE
+
+/**
+  * @}
+  */
+
+/** @defgroup SPI_data_size SPI data size
+  * @{
+  */
+#define SPI_DATASIZE_8BIT               ((uint32_t)0x00000000U)
+#define SPI_DATASIZE_16BIT              SPI_CR1_DFF
+
+/**
+  * @}
+  */ 
+
+/** @defgroup SPI_Clock_Polarity SPI Clock Polarity
+  * @{
+  */
+#define SPI_POLARITY_LOW                ((uint32_t)0x00000000U)
+#define SPI_POLARITY_HIGH               SPI_CR1_CPOL
+
+/**
+  * @}
+  */
+
+/** @defgroup SPI_Clock_Phase SPI Clock Phase
+  * @{
+  */
+#define SPI_PHASE_1EDGE                 ((uint32_t)0x00000000U)
+#define SPI_PHASE_2EDGE                 SPI_CR1_CPHA
+
+/**
+  * @}
+  */
+
+/** @defgroup SPI_Slave_Select_management SPI Slave Select management
+  * @{
+  */
+#define SPI_NSS_SOFT                    SPI_CR1_SSM
+#define SPI_NSS_HARD_INPUT              ((uint32_t)0x00000000U)
+#define SPI_NSS_HARD_OUTPUT             ((uint32_t)(SPI_CR2_SSOE << 16U))
+
+/**
+  * @}
+  */ 
+
+/** @defgroup SPI_BaudRate_Prescaler SPI BaudRate Prescaler
+  * @{
+  */
+#define SPI_BAUDRATEPRESCALER_2         ((uint32_t)0x00000000U)
+#define SPI_BAUDRATEPRESCALER_4         ((uint32_t)SPI_CR1_BR_0)
+#define SPI_BAUDRATEPRESCALER_8         ((uint32_t)SPI_CR1_BR_1)
+#define SPI_BAUDRATEPRESCALER_16        ((uint32_t)SPI_CR1_BR_1 | SPI_CR1_BR_0)
+#define SPI_BAUDRATEPRESCALER_32        ((uint32_t)SPI_CR1_BR_2)
+#define SPI_BAUDRATEPRESCALER_64        ((uint32_t)SPI_CR1_BR_2 | SPI_CR1_BR_0)
+#define SPI_BAUDRATEPRESCALER_128       ((uint32_t)SPI_CR1_BR_2 | SPI_CR1_BR_1)
+#define SPI_BAUDRATEPRESCALER_256       ((uint32_t)SPI_CR1_BR_2 | SPI_CR1_BR_1 | SPI_CR1_BR_0)
+
+/**
+  * @}
+  */ 
+
+/** @defgroup SPI_MSB_LSB_transmission SPI MSB LSB transmission
+  * @{
+  */
+#define SPI_FIRSTBIT_MSB                ((uint32_t)0x00000000U)
+#define SPI_FIRSTBIT_LSB                SPI_CR1_LSBFIRST
+
+/**
+  * @}
+  */
+
+/** @defgroup SPI_TI_mode SPI TI mode
+  * @{
+  */
+#define SPI_TIMODE_DISABLE             ((uint32_t)0x00000000U)
+#define SPI_TIMODE_ENABLE              SPI_CR2_FRF
+
+/**
+  * @}
+  */
+
+/** @defgroup SPI_CRC_Calculation SPI CRC Calculation
+  * @{
+  */
+#define SPI_CRCCALCULATION_DISABLE     ((uint32_t)0x00000000U)
+#define SPI_CRCCALCULATION_ENABLE      SPI_CR1_CRCEN
+
+/**
+  * @}
+  */
+
+/** @defgroup SPI_Interrupt_configuration_definition SPI Interrupt configuration definition
+  * @{
+  */
+#define SPI_IT_TXE                      SPI_CR2_TXEIE
+#define SPI_IT_RXNE                     SPI_CR2_RXNEIE
+#define SPI_IT_ERR                      SPI_CR2_ERRIE
+/**
+  * @}
+  */
+
+/** @defgroup SPI_Flag_definition SPI Flag definition
+  * @{
+  */
+#define SPI_FLAG_RXNE                   SPI_SR_RXNE
+#define SPI_FLAG_TXE                    SPI_SR_TXE
+#define SPI_FLAG_CRCERR                 SPI_SR_CRCERR
+#define SPI_FLAG_MODF                   SPI_SR_MODF
+#define SPI_FLAG_OVR                    SPI_SR_OVR
+#define SPI_FLAG_BSY                    SPI_SR_BSY
+#define SPI_FLAG_FRE                    SPI_SR_FRE
+
+/**
+  * @}
+  */
+
+/**
+  * @}
+  */
+
+
+/* Exported macro ------------------------------------------------------------*/
+/** @defgroup SPI_Exported_Macros SPI Exported Macros
+  * @{
+  */
+
+/** @brief Reset SPI handle state
+  * @param  __HANDLE__: specifies the SPI handle.
+  *         This parameter can be SPIx where x: 1 or 2 to select the SPI peripheral.
+  * @retval None
+  */
+#define __HAL_SPI_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_SPI_STATE_RESET)
+
+/** @brief  Enable the specified SPI interrupts.
+  * @param  __HANDLE__: specifies the SPI handle.
+  *         This parameter can be SPIx where x: 1 or 2 to select the SPI peripheral.
+  * @param  __INTERRUPT__: specifies the interrupt source to enable.
+  *         This parameter can be one of the following values:
+  *            @arg SPI_IT_TXE: Tx buffer empty interrupt enable
+  *            @arg SPI_IT_RXNE: RX buffer not empty interrupt enable
+  *            @arg SPI_IT_ERR: Error interrupt enable
+  * @retval None
+  */
+#define __HAL_SPI_ENABLE_IT(__HANDLE__, __INTERRUPT__)   SET_BIT((__HANDLE__)->Instance->CR2, (__INTERRUPT__))
+
+/** @brief  Disable the specified SPI interrupts.
+  * @param  __HANDLE__: specifies the SPI handle.
+  *         This parameter can be SPIx where x: 1 or 2 to select the SPI peripheral.
+  * @param  __INTERRUPT__: specifies the interrupt source to disable.
+  *         This parameter can be one of the following values:
+  *            @arg SPI_IT_TXE: Tx buffer empty interrupt enable
+  *            @arg SPI_IT_RXNE: RX buffer not empty interrupt enable
+  *            @arg SPI_IT_ERR: Error interrupt enable
+  * @retval None
+  */
+#define __HAL_SPI_DISABLE_IT(__HANDLE__, __INTERRUPT__)  CLEAR_BIT((__HANDLE__)->Instance->CR2, (__INTERRUPT__))
+
+/** @brief  Check if the specified SPI interrupt source is enabled or disabled.
+  * @param  __HANDLE__: specifies the SPI handle.
+  *         This parameter can be SPIx where x: 1 or 2 to select the SPI peripheral.
+  * @param  __INTERRUPT__: specifies the SPI interrupt source to check.
+  *          This parameter can be one of the following values:
+  *             @arg SPI_IT_TXE: Tx buffer empty interrupt enable
+  *             @arg SPI_IT_RXNE: RX buffer not empty interrupt enable
+  *             @arg SPI_IT_ERR: Error interrupt enable
+  * @retval The new state of __IT__ (TRUE or FALSE).
+  */
+#define __HAL_SPI_GET_IT_SOURCE(__HANDLE__, __INTERRUPT__) ((((__HANDLE__)->Instance->CR2 & (__INTERRUPT__)) == (__INTERRUPT__)) ? SET : RESET)
+
+/** @brief  Check whether the specified SPI flag is set or not.
+  * @param  __HANDLE__: specifies the SPI handle.
+  *         This parameter can be SPIx where x: 1 or 2 to select the SPI peripheral.
+  * @param  __FLAG__: specifies the flag to check.
+  *         This parameter can be one of the following values:
+  *            @arg SPI_FLAG_RXNE: Receive buffer not empty flag
+  *            @arg SPI_FLAG_TXE: Transmit buffer empty flag
+  *            @arg SPI_FLAG_CRCERR: CRC error flag
+  *            @arg SPI_FLAG_MODF: Mode fault flag
+  *            @arg SPI_FLAG_OVR: Overrun flag
+  *            @arg SPI_FLAG_BSY: Busy flag
+  *            @arg SPI_FLAG_FRE: Frame format error flag  
+  * @retval The new state of __FLAG__ (TRUE or FALSE).
+  */
+#define __HAL_SPI_GET_FLAG(__HANDLE__, __FLAG__) ((((__HANDLE__)->Instance->SR) & (__FLAG__)) == (__FLAG__))
+
+/** @brief  Clear the SPI CRCERR pending flag.
+  * @param  __HANDLE__: specifies the SPI handle.
+  *         This parameter can be SPIx where x: 1 or 2 to select the SPI peripheral.
+  * @retval None
+  */
+#define __HAL_SPI_CLEAR_CRCERRFLAG(__HANDLE__) ((__HANDLE__)->Instance->SR = ~(SPI_FLAG_CRCERR))
+
+/** @brief  Clear the SPI MODF pending flag.
+  * @param  __HANDLE__: specifies the SPI handle.
+  *         This parameter can be SPIx where x: 1 or 2 to select the SPI peripheral. 
+  * @retval None
+  */                                            
+#define __HAL_SPI_CLEAR_MODFFLAG(__HANDLE__)        \
+   do{                                              \
+     __IO uint32_t tmpreg_modf;                     \
+     tmpreg_modf = (__HANDLE__)->Instance->SR;      \
+     (__HANDLE__)->Instance->CR1 &= (~SPI_CR1_SPE); \
+     UNUSED(tmpreg_modf);                           \
+   } while(0)
+
+/** @brief  Clear the SPI OVR pending flag.
+  * @param  __HANDLE__: specifies the SPI handle.
+  *         This parameter can be SPIx where x: 1 or 2 to select the SPI peripheral. 
+  * @retval None
+  */
+#define __HAL_SPI_CLEAR_OVRFLAG(__HANDLE__)         \
+   do{                                              \
+     __IO uint32_t tmpreg_ovr;                      \
+     tmpreg_ovr = (__HANDLE__)->Instance->DR;       \
+     tmpreg_ovr = (__HANDLE__)->Instance->SR;       \
+     UNUSED(tmpreg_ovr);                            \
+   } while(0)
+
+/** @brief  Clear the SPI FRE pending flag.
+  * @param  __HANDLE__: specifies the SPI handle.
+  *         This parameter can be SPIx where x: 1 or 2 to select the SPI peripheral.
+  * @retval None
+  */
+#define __HAL_SPI_CLEAR_FREFLAG(__HANDLE__)         \
+   do{                                              \
+     __IO uint32_t tmpreg_fre;                      \
+     tmpreg_fre = (__HANDLE__)->Instance->SR;       \
+     UNUSED(tmpreg_fre);                            \
+   } while(0)
+
+/** @brief  Enables the SPI.
+  * @param  __HANDLE__: specifies the SPI Handle.
+  *         This parameter can be SPIx where x: 1 or 2 to select the SPI peripheral.
+  * @retval None
+  */                                                 
+#define __HAL_SPI_ENABLE(__HANDLE__)  SET_BIT((__HANDLE__)->Instance->CR1, SPI_CR1_SPE)
+                                                 
+/** @brief  Disables the SPI.
+  * @param  __HANDLE__: specifies the SPI Handle.
+  *         This parameter can be SPIx where x: 1 or 2 to select the SPI peripheral.
+  * @retval None
+  */                                           
+#define __HAL_SPI_DISABLE(__HANDLE__) CLEAR_BIT((__HANDLE__)->Instance->CR1, SPI_CR1_SPE)
+/**
+  * @}
+  */
+
+
+/* Private macros -----------------------------------------------------------*/
+/** @defgroup SPI_Private_Macros SPI Private Macros
+  * @{
+  */
+
+/** @brief  Checks if SPI Mode parameter is in allowed range.
+  * @param  __MODE__: specifies the SPI Mode.
+  *         This parameter can be a value of @ref SPI_mode
+  * @retval None
+  */
+#define IS_SPI_MODE(__MODE__) (((__MODE__) == SPI_MODE_SLAVE) || ((__MODE__) == SPI_MODE_MASTER))
+
+/** @brief  Checks if SPI Direction Mode parameter is in allowed range.
+  * @param  __MODE__: specifies the SPI Direction Mode.
+  *         This parameter can be a value of @ref SPI_Direction_mode
+  * @retval None
+  */
+#define IS_SPI_DIRECTION_MODE(__MODE__) (((__MODE__) == SPI_DIRECTION_2LINES)        || \
+                                         ((__MODE__) == SPI_DIRECTION_2LINES_RXONLY) || \
+                                         ((__MODE__) == SPI_DIRECTION_1LINE))
+
+/** @brief  Checks if SPI Direction Mode parameter is 1 or 2 lines.
+  * @param  __MODE__: specifies the SPI Direction Mode.
+  * @retval None
+  */
+#define IS_SPI_DIRECTION_2LINES_OR_1LINE(__MODE__) (((__MODE__) == SPI_DIRECTION_2LINES)  || \
+                                                    ((__MODE__) == SPI_DIRECTION_1LINE))
+
+/** @brief  Checks if SPI Direction Mode parameter is 2 lines.
+  * @param  __MODE__: specifies the SPI Direction Mode.
+  * @retval None
+  */
+#define IS_SPI_DIRECTION_2LINES(__MODE__) ((__MODE__) == SPI_DIRECTION_2LINES)
+
+/** @brief  Checks if SPI Data Size parameter is in allowed range.
+  * @param  __DATASIZE__: specifies the SPI Data Size.
+  *         This parameter can be a value of @ref SPI_data_size
+  * @retval None
+  */
+#define IS_SPI_DATASIZE(__DATASIZE__) (((__DATASIZE__) == SPI_DATASIZE_16BIT) || \
+                                       ((__DATASIZE__) == SPI_DATASIZE_8BIT))
+
+/** @brief  Checks if SPI Serial clock steady state parameter is in allowed range.
+  * @param  __CPOL__: specifies the SPI serial clock steady state.
+  *         This parameter can be a value of @ref SPI_Clock_Polarity
+  * @retval None
+  */
+#define IS_SPI_CPOL(__CPOL__) (((__CPOL__) == SPI_POLARITY_LOW) || \
+                               ((__CPOL__) == SPI_POLARITY_HIGH))
+
+/** @brief  Checks if SPI Clock Phase parameter is in allowed range.
+  * @param  __CPHA__: specifies the SPI Clock Phase.
+  *         This parameter can be a value of @ref SPI_Clock_Phase
+  * @retval None
+  */
+#define IS_SPI_CPHA(__CPHA__) (((__CPHA__) == SPI_PHASE_1EDGE) || \
+                               ((__CPHA__) == SPI_PHASE_2EDGE))
+
+/** @brief  Checks if SPI Slave select parameter is in allowed range.
+  * @param  __NSS__: specifies the SPI Slave Slelect management parameter.
+  *         This parameter can be a value of @ref SPI_Slave_Select_management
+  * @retval None
+  */
+#define IS_SPI_NSS(__NSS__) (((__NSS__) == SPI_NSS_SOFT)       || \
+                             ((__NSS__) == SPI_NSS_HARD_INPUT) || \
+                             ((__NSS__) == SPI_NSS_HARD_OUTPUT))
+
+/** @brief  Checks if SPI Baudrate prescaler parameter is in allowed range.
+  * @param  __PRESCALER__: specifies the SPI Baudrate prescaler.
+  *         This parameter can be a value of @ref SPI_BaudRate_Prescaler
+  * @retval None
+  */
+#define IS_SPI_BAUDRATE_PRESCALER(__PRESCALER__) (((__PRESCALER__) == SPI_BAUDRATEPRESCALER_2)   || \
+                                                  ((__PRESCALER__) == SPI_BAUDRATEPRESCALER_4)   || \
+                                                  ((__PRESCALER__) == SPI_BAUDRATEPRESCALER_8)   || \
+                                                  ((__PRESCALER__) == SPI_BAUDRATEPRESCALER_16)  || \
+                                                  ((__PRESCALER__) == SPI_BAUDRATEPRESCALER_32)  || \
+                                                  ((__PRESCALER__) == SPI_BAUDRATEPRESCALER_64)  || \
+                                                  ((__PRESCALER__) == SPI_BAUDRATEPRESCALER_128) || \
+                                                  ((__PRESCALER__) == SPI_BAUDRATEPRESCALER_256))
+
+/** @brief  Checks if SPI MSB LSB transmission parameter is in allowed range.
+  * @param  __BIT__: specifies the SPI MSB LSB transmission (whether data transfer starts from MSB or LSB bit).
+  *         This parameter can be a value of @ref SPI_MSB_LSB_transmission
+  * @retval None
+  */
+#define IS_SPI_FIRST_BIT(__BIT__) (((__BIT__) == SPI_FIRSTBIT_MSB) || \
+                                   ((__BIT__) == SPI_FIRSTBIT_LSB))
+
+/** @brief  Checks if SPI TI mode parameter is in allowed range.
+  * @param  __MODE__: specifies the SPI TI mode.
+  *         This parameter can be a value of @ref SPI_TI_mode
+  * @retval None
+  */
+#define IS_SPI_TIMODE(__MODE__) (((__MODE__) == SPI_TIMODE_DISABLE) || \
+                                 ((__MODE__) == SPI_TIMODE_ENABLE))
+/** @brief  Checks if SPI CRC calculation enabled state is in allowed range.
+  * @param  __CALCULATION__: specifies the SPI CRC calculation enable state.
+  *         This parameter can be a value of @ref SPI_CRC_Calculation
+  * @retval None
+  */
+#define IS_SPI_CRC_CALCULATION(__CALCULATION__) (((__CALCULATION__) == SPI_CRCCALCULATION_DISABLE) || \
+                                                 ((__CALCULATION__) == SPI_CRCCALCULATION_ENABLE))
+
+/** @brief  Checks if SPI polynomial value to be used for the CRC calculation, is in allowed range.
+  * @param  __POLYNOMIAL__: specifies the SPI polynomial value to be used for the CRC calculation.
+  *         This parameter must be a number between Min_Data = 0 and Max_Data = 65535 
+  * @retval None
+  */
+#define IS_SPI_CRC_POLYNOMIAL(__POLYNOMIAL__) (((__POLYNOMIAL__) >= 0x1U) && ((__POLYNOMIAL__) <= 0xFFFFU))
+/** @brief  Sets the SPI transmit-only mode.
+  * @param  __HANDLE__: specifies the SPI Handle.
+  *         This parameter can be SPIx where x: 1 or 2 to select the SPI peripheral.
+  * @retval None
+  */
+#define SPI_1LINE_TX(__HANDLE__)  SET_BIT((__HANDLE__)->Instance->CR1, SPI_CR1_BIDIOE)
+
+/** @brief  Sets the SPI receive-only mode.
+  * @param  __HANDLE__: specifies the SPI Handle.
+  *         This parameter can be SPIx where x: 1 or 2 to select the SPI peripheral.
+  * @retval None
+  */               
+#define SPI_1LINE_RX(__HANDLE__)  CLEAR_BIT((__HANDLE__)->Instance->CR1, SPI_CR1_BIDIOE) 
+
+/** @brief  Resets the CRC calculation of the SPI.
+  * @param  __HANDLE__: specifies the SPI Handle.
+  *         This parameter can be SPIx where x: 1 or 2 to select the SPI peripheral.
+  * @retval None
+  */
+#define SPI_RESET_CRC(__HANDLE__) do{CLEAR_BIT((__HANDLE__)->Instance->CR1, SPI_CR1_CRCEN);\
+                                             SET_BIT((__HANDLE__)->Instance->CR1, SPI_CR1_CRCEN);}while(0)
+/**
+  * @}
+  */
+
+/* Exported functions --------------------------------------------------------*/
+/** @defgroup SPI_Exported_Functions SPI Exported Functions
+  * @{
+  */
+
+/* Initialization/de-initialization functions  **********************************/
+/** @defgroup SPI_Exported_Functions_Group1 Initialization and de-initialization functions
+  * @{
+  */
+HAL_StatusTypeDef HAL_SPI_Init(SPI_HandleTypeDef *hspi);
+HAL_StatusTypeDef HAL_SPI_DeInit (SPI_HandleTypeDef *hspi);
+void HAL_SPI_MspInit(SPI_HandleTypeDef *hspi);
+void HAL_SPI_MspDeInit(SPI_HandleTypeDef *hspi);
+/**
+  * @}
+  */
+
+/* I/O operation functions  *****************************************************/
+/** @defgroup SPI_Exported_Functions_Group2 IO operation functions
+  * @{
+  */
+HAL_StatusTypeDef HAL_SPI_Transmit(SPI_HandleTypeDef *hspi, uint8_t *pData, uint16_t Size, uint32_t Timeout);
+HAL_StatusTypeDef HAL_SPI_Receive(SPI_HandleTypeDef *hspi, uint8_t *pData, uint16_t Size, uint32_t Timeout);
+HAL_StatusTypeDef HAL_SPI_TransmitReceive(SPI_HandleTypeDef *hspi, uint8_t *pTxData, uint8_t *pRxData, uint16_t Size, uint32_t Timeout);
+HAL_StatusTypeDef HAL_SPI_Transmit_IT(SPI_HandleTypeDef *hspi, uint8_t *pData, uint16_t Size);
+HAL_StatusTypeDef HAL_SPI_Receive_IT(SPI_HandleTypeDef *hspi, uint8_t *pData, uint16_t Size);
+HAL_StatusTypeDef HAL_SPI_TransmitReceive_IT(SPI_HandleTypeDef *hspi, uint8_t *pTxData, uint8_t *pRxData, uint16_t Size);
+HAL_StatusTypeDef HAL_SPI_Transmit_DMA(SPI_HandleTypeDef *hspi, uint8_t *pData, uint16_t Size);
+HAL_StatusTypeDef HAL_SPI_Receive_DMA(SPI_HandleTypeDef *hspi, uint8_t *pData, uint16_t Size);
+HAL_StatusTypeDef HAL_SPI_TransmitReceive_DMA(SPI_HandleTypeDef *hspi, uint8_t *pTxData, uint8_t *pRxData, uint16_t Size);
+HAL_StatusTypeDef HAL_SPI_DMAPause(SPI_HandleTypeDef *hspi);
+HAL_StatusTypeDef HAL_SPI_DMAResume(SPI_HandleTypeDef *hspi);
+HAL_StatusTypeDef HAL_SPI_DMAStop(SPI_HandleTypeDef *hspi);
+
+void HAL_SPI_IRQHandler(SPI_HandleTypeDef *hspi);
+void HAL_SPI_TxCpltCallback(SPI_HandleTypeDef *hspi);
+void HAL_SPI_RxCpltCallback(SPI_HandleTypeDef *hspi);
+void HAL_SPI_TxRxCpltCallback(SPI_HandleTypeDef *hspi);
+void HAL_SPI_ErrorCallback(SPI_HandleTypeDef *hspi);
+void HAL_SPI_TxHalfCpltCallback(SPI_HandleTypeDef *hspi);
+void HAL_SPI_RxHalfCpltCallback(SPI_HandleTypeDef *hspi);
+void HAL_SPI_TxRxHalfCpltCallback(SPI_HandleTypeDef *hspi);
+/**
+  * @}
+  */
+
+
+/* Peripheral State and Control functions  **************************************/
+/** @defgroup SPI_Exported_Functions_Group3 Peripheral State and Errors functions
+  * @{
+  */
+HAL_SPI_StateTypeDef HAL_SPI_GetState(SPI_HandleTypeDef *hspi);
+uint32_t HAL_SPI_GetError(SPI_HandleTypeDef *hspi);
+
+/**
+  * @}
+  */
+
+/**
+  * @}
+  */
+
+/* Private group definition ------------------------------------------------------*/
+/** @defgroup SPI_Private_Macros SPI Private Macros
+  * @{
+  */
+/**
+  * @}
+  */
+
+/* Define the private group ***********************************/
+/**************************************************************/
+/** @defgroup SPI_Private SPI Private
+  * @{
+  */
+/**
+  * @}
+  */
+/**************************************************************/
+
+/**
+  * @}
+  */ 
+
+/**
+  * @}
+  */
+  
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __STM32L0xx_HAL_SPI_H */
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
+