+++ /dev/null
-/**\r
- ******************************************************************************\r
- * @file stm32l1xx_spi.h\r
- * @author MCD Application Team\r
- * @version V1.0.0\r
- * @date 31-December-2010\r
- * @brief This file contains all the functions prototypes for the SPI \r
- * firmware library.\r
- ******************************************************************************\r
- * @attention\r
- *\r
- * THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS\r
- * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE\r
- * TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY\r
- * DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING\r
- * FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE\r
- * CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.\r
- *\r
- * <h2><center>© COPYRIGHT 2010 STMicroelectronics</center></h2>\r
- ****************************************************************************** \r
- */ \r
-\r
-/* Define to prevent recursive inclusion -------------------------------------*/\r
-#ifndef __STM32L1xx_SPI_H\r
-#define __STM32L1xx_SPI_H\r
-\r
-#ifdef __cplusplus\r
- extern "C" {\r
-#endif\r
-\r
-/* Includes ------------------------------------------------------------------*/\r
-#include "stm32l1xx.h"\r
-\r
-/** @addtogroup STM32L1xx_StdPeriph_Driver\r
- * @{\r
- */\r
-\r
-/** @addtogroup SPI\r
- * @{\r
- */ \r
-\r
-/* Exported types ------------------------------------------------------------*/\r
-\r
-/** \r
- * @brief SPI Init structure definition \r
- */\r
-\r
-typedef struct\r
-{\r
- uint16_t SPI_Direction; /*!< Specifies the SPI unidirectional or bidirectional data mode.\r
- This parameter can be any combination of @ref SPI_data_direction */\r
-\r
- uint16_t SPI_Mode; /*!< Specifies the SPI operating mode.\r
- This parameter can be any combination of @ref SPI_mode */\r
-\r
- uint16_t SPI_DataSize; /*!< Specifies the SPI data size.\r
- This parameter can be any combination of @ref SPI_data_size */\r
-\r
- uint16_t SPI_CPOL; /*!< Specifies the serial clock steady state.\r
- This parameter can be any combination of @ref SPI_Clock_Polarity */\r
-\r
- uint16_t SPI_CPHA; /*!< Specifies the clock active edge for the bit capture.\r
- This parameter can be any combination of @ref SPI_Clock_Phase */\r
-\r
- uint16_t SPI_NSS; /*!< Specifies whether the NSS signal is managed by\r
- hardware (NSS pin) or by software using the SSI bit.\r
- This parameter can be any combination of @ref SPI_Slave_Select_management */\r
- \r
- uint16_t SPI_BaudRatePrescaler; /*!< Specifies the Baud Rate prescaler value which will be\r
- used to configure the transmit and receive SCK clock.\r
- This parameter can be any combination of @ref SPI_BaudRate_Prescaler.\r
- @note The communication clock is derived from the master\r
- clock. The slave clock does not need to be set. */\r
-\r
- uint16_t SPI_FirstBit; /*!< Specifies whether data transfers start from MSB or LSB bit.\r
- This parameter can be any combination of @ref SPI_MSB_LSB_transmission */\r
-\r
- uint16_t SPI_CRCPolynomial; /*!< Specifies the polynomial used for the CRC calculation. */\r
-}SPI_InitTypeDef;\r
-\r
-/* Exported constants --------------------------------------------------------*/\r
-\r
-/** @defgroup SPI_Exported_Constants\r
- * @{\r
- */\r
-\r
-#define IS_SPI_ALL_PERIPH(PERIPH) (((PERIPH) == SPI1) || \\r
- ((PERIPH) == SPI2))\r
-\r
-/** @defgroup SPI_data_direction \r
- * @{\r
- */\r
- \r
-#define SPI_Direction_2Lines_FullDuplex ((uint16_t)0x0000)\r
-#define SPI_Direction_2Lines_RxOnly ((uint16_t)0x0400)\r
-#define SPI_Direction_1Line_Rx ((uint16_t)0x8000)\r
-#define SPI_Direction_1Line_Tx ((uint16_t)0xC000)\r
-#define IS_SPI_DIRECTION_MODE(MODE) (((MODE) == SPI_Direction_2Lines_FullDuplex) || \\r
- ((MODE) == SPI_Direction_2Lines_RxOnly) || \\r
- ((MODE) == SPI_Direction_1Line_Rx) || \\r
- ((MODE) == SPI_Direction_1Line_Tx))\r
-/**\r
- * @}\r
- */\r
-\r
-/** @defgroup SPI_mode \r
- * @{\r
- */\r
-\r
-#define SPI_Mode_Master ((uint16_t)0x0104)\r
-#define SPI_Mode_Slave ((uint16_t)0x0000)\r
-#define IS_SPI_MODE(MODE) (((MODE) == SPI_Mode_Master) || \\r
- ((MODE) == SPI_Mode_Slave))\r
-/**\r
- * @}\r
- */\r
-\r
-/** @defgroup SPI_data_size \r
- * @{\r
- */\r
-\r
-#define SPI_DataSize_16b ((uint16_t)0x0800)\r
-#define SPI_DataSize_8b ((uint16_t)0x0000)\r
-#define IS_SPI_DATASIZE(DATASIZE) (((DATASIZE) == SPI_DataSize_16b) || \\r
- ((DATASIZE) == SPI_DataSize_8b))\r
-/**\r
- * @}\r
- */ \r
-\r
-/** @defgroup SPI_Clock_Polarity \r
- * @{\r
- */\r
-\r
-#define SPI_CPOL_Low ((uint16_t)0x0000)\r
-#define SPI_CPOL_High ((uint16_t)0x0002)\r
-#define IS_SPI_CPOL(CPOL) (((CPOL) == SPI_CPOL_Low) || \\r
- ((CPOL) == SPI_CPOL_High))\r
-/**\r
- * @}\r
- */\r
-\r
-/** @defgroup SPI_Clock_Phase \r
- * @{\r
- */\r
-\r
-#define SPI_CPHA_1Edge ((uint16_t)0x0000)\r
-#define SPI_CPHA_2Edge ((uint16_t)0x0001)\r
-#define IS_SPI_CPHA(CPHA) (((CPHA) == SPI_CPHA_1Edge) || \\r
- ((CPHA) == SPI_CPHA_2Edge))\r
-/**\r
- * @}\r
- */\r
-\r
-/** @defgroup SPI_Slave_Select_management \r
- * @{\r
- */\r
-\r
-#define SPI_NSS_Soft ((uint16_t)0x0200)\r
-#define SPI_NSS_Hard ((uint16_t)0x0000)\r
-#define IS_SPI_NSS(NSS) (((NSS) == SPI_NSS_Soft) || \\r
- ((NSS) == SPI_NSS_Hard))\r
-/**\r
- * @}\r
- */ \r
-\r
-/** @defgroup SPI_BaudRate_Prescaler \r
- * @{\r
- */\r
-\r
-#define SPI_BaudRatePrescaler_2 ((uint16_t)0x0000)\r
-#define SPI_BaudRatePrescaler_4 ((uint16_t)0x0008)\r
-#define SPI_BaudRatePrescaler_8 ((uint16_t)0x0010)\r
-#define SPI_BaudRatePrescaler_16 ((uint16_t)0x0018)\r
-#define SPI_BaudRatePrescaler_32 ((uint16_t)0x0020)\r
-#define SPI_BaudRatePrescaler_64 ((uint16_t)0x0028)\r
-#define SPI_BaudRatePrescaler_128 ((uint16_t)0x0030)\r
-#define SPI_BaudRatePrescaler_256 ((uint16_t)0x0038)\r
-#define IS_SPI_BAUDRATE_PRESCALER(PRESCALER) (((PRESCALER) == SPI_BaudRatePrescaler_2) || \\r
- ((PRESCALER) == SPI_BaudRatePrescaler_4) || \\r
- ((PRESCALER) == SPI_BaudRatePrescaler_8) || \\r
- ((PRESCALER) == SPI_BaudRatePrescaler_16) || \\r
- ((PRESCALER) == SPI_BaudRatePrescaler_32) || \\r
- ((PRESCALER) == SPI_BaudRatePrescaler_64) || \\r
- ((PRESCALER) == SPI_BaudRatePrescaler_128) || \\r
- ((PRESCALER) == SPI_BaudRatePrescaler_256))\r
-/**\r
- * @}\r
- */ \r
-\r
-/** @defgroup SPI_MSB_LSB_transmission \r
- * @{\r
- */\r
-\r
-#define SPI_FirstBit_MSB ((uint16_t)0x0000)\r
-#define SPI_FirstBit_LSB ((uint16_t)0x0080)\r
-#define IS_SPI_FIRST_BIT(BIT) (((BIT) == SPI_FirstBit_MSB) || \\r
- ((BIT) == SPI_FirstBit_LSB))\r
-/**\r
- * @}\r
- */\r
-\r
-/** @defgroup SPI_I2S_DMA_transfer_requests \r
- * @{\r
- */\r
-\r
-#define SPI_I2S_DMAReq_Tx ((uint16_t)0x0002)\r
-#define SPI_I2S_DMAReq_Rx ((uint16_t)0x0001)\r
-#define IS_SPI_I2S_DMAREQ(DMAREQ) ((((DMAREQ) & (uint16_t)0xFFFC) == 0x00) && ((DMAREQ) != 0x00))\r
-/**\r
- * @}\r
- */\r
-\r
-/** @defgroup SPI_NSS_internal_software_management \r
- * @{\r
- */\r
-\r
-#define SPI_NSSInternalSoft_Set ((uint16_t)0x0100)\r
-#define SPI_NSSInternalSoft_Reset ((uint16_t)0xFEFF)\r
-#define IS_SPI_NSS_INTERNAL(INTERNAL) (((INTERNAL) == SPI_NSSInternalSoft_Set) || \\r
- ((INTERNAL) == SPI_NSSInternalSoft_Reset))\r
-/**\r
- * @}\r
- */\r
-\r
-/** @defgroup SPI_CRC_Transmit_Receive \r
- * @{\r
- */\r
-\r
-#define SPI_CRC_Tx ((uint8_t)0x00)\r
-#define SPI_CRC_Rx ((uint8_t)0x01)\r
-#define IS_SPI_CRC(CRC) (((CRC) == SPI_CRC_Tx) || ((CRC) == SPI_CRC_Rx))\r
-/**\r
- * @}\r
- */\r
-\r
-/** @defgroup SPI_direction_transmit_receive \r
- * @{\r
- */\r
-\r
-#define SPI_Direction_Rx ((uint16_t)0xBFFF)\r
-#define SPI_Direction_Tx ((uint16_t)0x4000)\r
-#define IS_SPI_DIRECTION(DIRECTION) (((DIRECTION) == SPI_Direction_Rx) || \\r
- ((DIRECTION) == SPI_Direction_Tx))\r
-/**\r
- * @}\r
- */\r
-\r
-/** @defgroup SPI_I2S_interrupts_definition \r
- * @{\r
- */\r
-\r
-#define SPI_I2S_IT_TXE ((uint8_t)0x71)\r
-#define SPI_I2S_IT_RXNE ((uint8_t)0x60)\r
-#define SPI_I2S_IT_ERR ((uint8_t)0x50)\r
-#define IS_SPI_I2S_CONFIG_IT(IT) (((IT) == SPI_I2S_IT_TXE) || \\r
- ((IT) == SPI_I2S_IT_RXNE) || \\r
- ((IT) == SPI_I2S_IT_ERR))\r
-\r
-#define SPI_I2S_IT_OVR ((uint8_t)0x56)\r
-#define SPI_IT_MODF ((uint8_t)0x55)\r
-#define SPI_IT_CRCERR ((uint8_t)0x54)\r
-\r
-#define IS_SPI_I2S_CLEAR_IT(IT) (((IT) == SPI_IT_CRCERR))\r
-\r
-#define IS_SPI_I2S_GET_IT(IT) (((IT) == SPI_I2S_IT_RXNE) || ((IT) == SPI_I2S_IT_TXE) || \\r
- ((IT) == SPI_IT_CRCERR) || ((IT) == SPI_IT_MODF) || \\r
- ((IT) == SPI_I2S_IT_OVR))\r
-/**\r
- * @}\r
- */\r
-\r
-/** @defgroup SPI_I2S_flags_definition \r
- * @{\r
- */\r
-\r
-#define SPI_I2S_FLAG_RXNE ((uint16_t)0x0001)\r
-#define SPI_I2S_FLAG_TXE ((uint16_t)0x0002)\r
-#define SPI_FLAG_CRCERR ((uint16_t)0x0010)\r
-#define SPI_FLAG_MODF ((uint16_t)0x0020)\r
-#define SPI_I2S_FLAG_OVR ((uint16_t)0x0040)\r
-#define SPI_I2S_FLAG_BSY ((uint16_t)0x0080)\r
-#define IS_SPI_I2S_CLEAR_FLAG(FLAG) (((FLAG) == SPI_FLAG_CRCERR))\r
-#define IS_SPI_I2S_GET_FLAG(FLAG) (((FLAG) == SPI_I2S_FLAG_BSY) || ((FLAG) == SPI_I2S_FLAG_OVR) || \\r
- ((FLAG) == SPI_FLAG_MODF) || ((FLAG) == SPI_FLAG_CRCERR) || \\r
- ((FLAG) == SPI_I2S_FLAG_TXE) || ((FLAG) == SPI_I2S_FLAG_RXNE))\r
-/**\r
- * @}\r
- */\r
-\r
-/** @defgroup SPI_CRC_polynomial \r
- * @{\r
- */\r
-\r
-#define IS_SPI_CRC_POLYNOMIAL(POLYNOMIAL) ((POLYNOMIAL) >= 0x1)\r
-/**\r
- * @}\r
- */\r
-\r
-/** @defgroup SPI_I2S_Legacy \r
- * @{\r
- */\r
-\r
-#define SPI_DMAReq_Tx SPI_I2S_DMAReq_Tx\r
-#define SPI_DMAReq_Rx SPI_I2S_DMAReq_Rx\r
-#define SPI_IT_TXE SPI_I2S_IT_TXE\r
-#define SPI_IT_RXNE SPI_I2S_IT_RXNE\r
-#define SPI_IT_ERR SPI_I2S_IT_ERR\r
-#define SPI_IT_OVR SPI_I2S_IT_OVR\r
-#define SPI_FLAG_RXNE SPI_I2S_FLAG_RXNE\r
-#define SPI_FLAG_TXE SPI_I2S_FLAG_TXE\r
-#define SPI_FLAG_OVR SPI_I2S_FLAG_OVR\r
-#define SPI_FLAG_BSY SPI_I2S_FLAG_BSY\r
-#define SPI_DeInit SPI_I2S_DeInit\r
-#define SPI_ITConfig SPI_I2S_ITConfig\r
-#define SPI_DMACmd SPI_I2S_DMACmd\r
-#define SPI_SendData SPI_I2S_SendData\r
-#define SPI_ReceiveData SPI_I2S_ReceiveData\r
-#define SPI_GetFlagStatus SPI_I2S_GetFlagStatus\r
-#define SPI_ClearFlag SPI_I2S_ClearFlag\r
-#define SPI_GetITStatus SPI_I2S_GetITStatus\r
-#define SPI_ClearITPendingBit SPI_I2S_ClearITPendingBit\r
-/**\r
- * @}\r
- */\r
- \r
-/**\r
- * @}\r
- */\r
-\r
-/* Exported macro ------------------------------------------------------------*/\r
-/* Exported functions ------------------------------------------------------- */\r
-\r
-/* Function used to set the SPI configuration to the default reset state *****/ \r
-void SPI_I2S_DeInit(SPI_TypeDef* SPIx);\r
-\r
-/* Initialization and Configuration functions *********************************/\r
-void SPI_Init(SPI_TypeDef* SPIx, SPI_InitTypeDef* SPI_InitStruct);\r
-void SPI_StructInit(SPI_InitTypeDef* SPI_InitStruct);\r
-void SPI_Cmd(SPI_TypeDef* SPIx, FunctionalState NewState);\r
-void SPI_DataSizeConfig(SPI_TypeDef* SPIx, uint16_t SPI_DataSize);\r
-void SPI_BiDirectionalLineConfig(SPI_TypeDef* SPIx, uint16_t SPI_Direction);\r
-void SPI_NSSInternalSoftwareConfig(SPI_TypeDef* SPIx, uint16_t SPI_NSSInternalSoft);\r
-void SPI_SSOutputCmd(SPI_TypeDef* SPIx, FunctionalState NewState);\r
-\r
-/* Data transfers functions ***************************************************/ \r
-void SPI_I2S_SendData(SPI_TypeDef* SPIx, uint16_t Data);\r
-uint16_t SPI_I2S_ReceiveData(SPI_TypeDef* SPIx);\r
-\r
-/* Hardware CRC Calculation functions *****************************************/\r
-void SPI_CalculateCRC(SPI_TypeDef* SPIx, FunctionalState NewState);\r
-void SPI_TransmitCRC(SPI_TypeDef* SPIx);\r
-uint16_t SPI_GetCRC(SPI_TypeDef* SPIx, uint8_t SPI_CRC);\r
-uint16_t SPI_GetCRCPolynomial(SPI_TypeDef* SPIx);\r
-\r
-/* DMA transfers management functions *****************************************/\r
-void SPI_I2S_DMACmd(SPI_TypeDef* SPIx, uint16_t SPI_I2S_DMAReq, FunctionalState NewState);\r
-\r
-/* Interrupts and flags management functions **********************************/\r
-void SPI_I2S_ITConfig(SPI_TypeDef* SPIx, uint8_t SPI_I2S_IT, FunctionalState NewState);\r
-FlagStatus SPI_I2S_GetFlagStatus(SPI_TypeDef* SPIx, uint16_t SPI_I2S_FLAG);\r
-void SPI_I2S_ClearFlag(SPI_TypeDef* SPIx, uint16_t SPI_I2S_FLAG);\r
-ITStatus SPI_I2S_GetITStatus(SPI_TypeDef* SPIx, uint8_t SPI_I2S_IT);\r
-void SPI_I2S_ClearITPendingBit(SPI_TypeDef* SPIx, uint8_t SPI_I2S_IT);\r
-\r
-#ifdef __cplusplus\r
-}\r
-#endif\r
-\r
-#endif /*__STM32L1xx_SPI_H */\r
-\r
-/**\r
- * @}\r
- */\r
-\r
-/**\r
- * @}\r
- */\r
-\r
-/******************* (C) COPYRIGHT 2010 STMicroelectronics *****END OF FILE****/\r
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