|
|
/**
|
|
|
******************************************************************************
|
|
|
* @file stm32f4xx_spi.h
|
|
|
* @author MCD Application Team
|
|
|
* @version V1.0.0RC1
|
|
|
* @date 25-August-2011
|
|
|
* @brief This file contains all the functions prototypes for the SPI
|
|
|
* firmware library.
|
|
|
******************************************************************************
|
|
|
* @attention
|
|
|
*
|
|
|
* THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
|
|
|
* WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
|
|
|
* TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
|
|
|
* DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
|
|
|
* FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
|
|
|
* CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
|
|
|
*
|
|
|
* <h2><center>© COPYRIGHT 2011 STMicroelectronics</center></h2>
|
|
|
******************************************************************************
|
|
|
*/
|
|
|
|
|
|
/* Define to prevent recursive inclusion -------------------------------------*/
|
|
|
#ifndef __STM32F4xx_SPI_H
|
|
|
#define __STM32F4xx_SPI_H
|
|
|
|
|
|
#ifdef __cplusplus
|
|
|
extern "C" {
|
|
|
#endif
|
|
|
|
|
|
/* Includes ------------------------------------------------------------------*/
|
|
|
#include "stm32f4xx.h"
|
|
|
|
|
|
/** @addtogroup STM32F4xx_StdPeriph_Driver
|
|
|
* @{
|
|
|
*/
|
|
|
|
|
|
/** @addtogroup SPI
|
|
|
* @{
|
|
|
*/
|
|
|
|
|
|
/* Exported types ------------------------------------------------------------*/
|
|
|
|
|
|
/**
|
|
|
* @brief SPI Init structure definition
|
|
|
*/
|
|
|
|
|
|
typedef struct
|
|
|
{
|
|
|
uint16_t SPI_Direction; /*!< Specifies the SPI unidirectional or bidirectional data mode.
|
|
|
This parameter can be a value of @ref SPI_data_direction */
|
|
|
|
|
|
uint16_t SPI_Mode; /*!< Specifies the SPI operating mode.
|
|
|
This parameter can be a value of @ref SPI_mode */
|
|
|
|
|
|
uint16_t SPI_DataSize; /*!< Specifies the SPI data size.
|
|
|
This parameter can be a value of @ref SPI_data_size */
|
|
|
|
|
|
uint16_t SPI_CPOL; /*!< Specifies the serial clock steady state.
|
|
|
This parameter can be a value of @ref SPI_Clock_Polarity */
|
|
|
|
|
|
uint16_t SPI_CPHA; /*!< Specifies the clock active edge for the bit capture.
|
|
|
This parameter can be a value of @ref SPI_Clock_Phase */
|
|
|
|
|
|
uint16_t SPI_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 */
|
|
|
|
|
|
uint16_t SPI_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. */
|
|
|
|
|
|
uint16_t SPI_FirstBit; /*!< Specifies whether data transfers start from MSB or LSB bit.
|
|
|
This parameter can be a value of @ref SPI_MSB_LSB_transmission */
|
|
|
|
|
|
uint16_t SPI_CRCPolynomial; /*!< Specifies the polynomial used for the CRC calculation. */
|
|
|
}SPI_InitTypeDef;
|
|
|
|
|
|
/**
|
|
|
* @brief I2S Init structure definition
|
|
|
*/
|
|
|
|
|
|
typedef struct
|
|
|
{
|
|
|
|
|
|
uint16_t I2S_Mode; /*!< Specifies the I2S operating mode.
|
|
|
This parameter can be a value of @ref I2S_Mode */
|
|
|
|
|
|
uint16_t I2S_Standard; /*!< Specifies the standard used for the I2S communication.
|
|
|
This parameter can be a value of @ref I2S_Standard */
|
|
|
|
|
|
uint16_t I2S_DataFormat; /*!< Specifies the data format for the I2S communication.
|
|
|
This parameter can be a value of @ref I2S_Data_Format */
|
|
|
|
|
|
uint16_t I2S_MCLKOutput; /*!< Specifies whether the I2S MCLK output is enabled or not.
|
|
|
This parameter can be a value of @ref I2S_MCLK_Output */
|
|
|
|
|
|
uint32_t I2S_AudioFreq; /*!< Specifies the frequency selected for the I2S communication.
|
|
|
This parameter can be a value of @ref I2S_Audio_Frequency */
|
|
|
|
|
|
uint16_t I2S_CPOL; /*!< Specifies the idle state of the I2S clock.
|
|
|
This parameter can be a value of @ref I2S_Clock_Polarity */
|
|
|
}I2S_InitTypeDef;
|
|
|
|
|
|
/* Exported constants --------------------------------------------------------*/
|
|
|
|
|
|
/** @defgroup SPI_Exported_Constants
|
|
|
* @{
|
|
|
*/
|
|
|
|
|
|
#define IS_SPI_ALL_PERIPH(PERIPH) (((PERIPH) == SPI1) || \
|
|
|
((PERIPH) == SPI2) || \
|
|
|
((PERIPH) == SPI3))
|
|
|
|
|
|
#define IS_SPI_ALL_PERIPH_EXT(PERIPH) (((PERIPH) == SPI1) || \
|
|
|
((PERIPH) == SPI2) || \
|
|
|
((PERIPH) == SPI3) || \
|
|
|
((PERIPH) == I2S2ext) || \
|
|
|
((PERIPH) == I2S3ext))
|
|
|
|
|
|
#define IS_SPI_23_PERIPH(PERIPH) (((PERIPH) == SPI2) || \
|
|
|
((PERIPH) == SPI3))
|
|
|
|
|
|
#define IS_SPI_23_PERIPH_EXT(PERIPH) (((PERIPH) == SPI2) || \
|
|
|
((PERIPH) == SPI3) || \
|
|
|
((PERIPH) == I2S2ext) || \
|
|
|
((PERIPH) == I2S3ext))
|
|
|
|
|
|
#define IS_I2S_EXT_PERIPH(PERIPH) (((PERIPH) == I2S2ext) || \
|
|
|
((PERIPH) == I2S2ext))
|
|
|
|
|
|
|
|
|
/** @defgroup SPI_data_direction
|
|
|
* @{
|
|
|
*/
|
|
|
|
|
|
#define SPI_Direction_2Lines_FullDuplex ((uint16_t)0x0000)
|
|
|
#define SPI_Direction_2Lines_RxOnly ((uint16_t)0x0400)
|
|
|
#define SPI_Direction_1Line_Rx ((uint16_t)0x8000)
|
|
|
#define SPI_Direction_1Line_Tx ((uint16_t)0xC000)
|
|
|
#define IS_SPI_DIRECTION_MODE(MODE) (((MODE) == SPI_Direction_2Lines_FullDuplex) || \
|
|
|
((MODE) == SPI_Direction_2Lines_RxOnly) || \
|
|
|
((MODE) == SPI_Direction_1Line_Rx) || \
|
|
|
((MODE) == SPI_Direction_1Line_Tx))
|
|
|
/**
|
|
|
* @}
|
|
|
*/
|
|
|
|
|
|
/** @defgroup SPI_mode
|
|
|
* @{
|
|
|
*/
|
|
|
|
|
|
#define SPI_Mode_Master ((uint16_t)0x0104)
|
|
|
#define SPI_Mode_Slave ((uint16_t)0x0000)
|
|
|
#define IS_SPI_MODE(MODE) (((MODE) == SPI_Mode_Master) || \
|
|
|
((MODE) == SPI_Mode_Slave))
|
|
|
/**
|
|
|
* @}
|
|
|
*/
|
|
|
|
|
|
/** @defgroup SPI_data_size
|
|
|
* @{
|
|
|
*/
|
|
|
|
|
|
#define SPI_DataSize_16b ((uint16_t)0x0800)
|
|
|
#define SPI_DataSize_8b ((uint16_t)0x0000)
|
|
|
#define IS_SPI_DATASIZE(DATASIZE) (((DATASIZE) == SPI_DataSize_16b) || \
|
|
|
((DATASIZE) == SPI_DataSize_8b))
|
|
|
/**
|
|
|
* @}
|
|
|
*/
|
|
|
|
|
|
/** @defgroup SPI_Clock_Polarity
|
|
|
* @{
|
|
|
*/
|
|
|
|
|
|
#define SPI_CPOL_Low ((uint16_t)0x0000)
|
|
|
#define SPI_CPOL_High ((uint16_t)0x0002)
|
|
|
#define IS_SPI_CPOL(CPOL) (((CPOL) == SPI_CPOL_Low) || \
|
|
|
((CPOL) == SPI_CPOL_High))
|
|
|
/**
|
|
|
* @}
|
|
|
*/
|
|
|
|
|
|
/** @defgroup SPI_Clock_Phase
|
|
|
* @{
|
|
|
*/
|
|
|
|
|
|
#define SPI_CPHA_1Edge ((uint16_t)0x0000)
|
|
|
#define SPI_CPHA_2Edge ((uint16_t)0x0001)
|
|
|
#define IS_SPI_CPHA(CPHA) (((CPHA) == SPI_CPHA_1Edge) || \
|
|
|
((CPHA) == SPI_CPHA_2Edge))
|
|
|
/**
|
|
|
* @}
|
|
|
*/
|
|
|
|
|
|
/** @defgroup SPI_Slave_Select_management
|
|
|
* @{
|
|
|
*/
|
|
|
|
|
|
#define SPI_NSS_Soft ((uint16_t)0x0200)
|
|
|
#define SPI_NSS_Hard ((uint16_t)0x0000)
|
|
|
#define IS_SPI_NSS(NSS) (((NSS) == SPI_NSS_Soft) || \
|
|
|
((NSS) == SPI_NSS_Hard))
|
|
|
/**
|
|
|
* @}
|
|
|
*/
|
|
|
|
|
|
/** @defgroup SPI_BaudRate_Prescaler
|
|
|
* @{
|
|
|
*/
|
|
|
|
|
|
#define SPI_BaudRatePrescaler_2 ((uint16_t)0x0000)
|
|
|
#define SPI_BaudRatePrescaler_4 ((uint16_t)0x0008)
|
|
|
#define SPI_BaudRatePrescaler_8 ((uint16_t)0x0010)
|
|
|
#define SPI_BaudRatePrescaler_16 ((uint16_t)0x0018)
|
|
|
#define SPI_BaudRatePrescaler_32 ((uint16_t)0x0020)
|
|
|
#define SPI_BaudRatePrescaler_64 ((uint16_t)0x0028)
|
|
|
#define SPI_BaudRatePrescaler_128 ((uint16_t)0x0030)
|
|
|
#define SPI_BaudRatePrescaler_256 ((uint16_t)0x0038)
|
|
|
#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))
|
|
|
/**
|
|
|
* @}
|
|
|
*/
|
|
|
|
|
|
/** @defgroup SPI_MSB_LSB_transmission
|
|
|
* @{
|
|
|
*/
|
|
|
|
|
|
#define SPI_FirstBit_MSB ((uint16_t)0x0000)
|
|
|
#define SPI_FirstBit_LSB ((uint16_t)0x0080)
|
|
|
#define IS_SPI_FIRST_BIT(BIT) (((BIT) == SPI_FirstBit_MSB) || \
|
|
|
((BIT) == SPI_FirstBit_LSB))
|
|
|
/**
|
|
|
* @}
|
|
|
*/
|
|
|
|
|
|
/** @defgroup SPI_I2S_Mode
|
|
|
* @{
|
|
|
*/
|
|
|
|
|
|
#define I2S_Mode_SlaveTx ((uint16_t)0x0000)
|
|
|
#define I2S_Mode_SlaveRx ((uint16_t)0x0100)
|
|
|
#define I2S_Mode_MasterTx ((uint16_t)0x0200)
|
|
|
#define I2S_Mode_MasterRx ((uint16_t)0x0300)
|
|
|
#define IS_I2S_MODE(MODE) (((MODE) == I2S_Mode_SlaveTx) || \
|
|
|
((MODE) == I2S_Mode_SlaveRx) || \
|
|
|
((MODE) == I2S_Mode_MasterTx)|| \
|
|
|
((MODE) == I2S_Mode_MasterRx))
|
|
|
/**
|
|
|
* @}
|
|
|
*/
|
|
|
|
|
|
|
|
|
/** @defgroup SPI_I2S_Standard
|
|
|
* @{
|
|
|
*/
|
|
|
|
|
|
#define I2S_Standard_Phillips ((uint16_t)0x0000)
|
|
|
#define I2S_Standard_MSB ((uint16_t)0x0010)
|
|
|
#define I2S_Standard_LSB ((uint16_t)0x0020)
|
|
|
#define I2S_Standard_PCMShort ((uint16_t)0x0030)
|
|
|
#define I2S_Standard_PCMLong ((uint16_t)0x00B0)
|
|
|
#define IS_I2S_STANDARD(STANDARD) (((STANDARD) == I2S_Standard_Phillips) || \
|
|
|
((STANDARD) == I2S_Standard_MSB) || \
|
|
|
((STANDARD) == I2S_Standard_LSB) || \
|
|
|
((STANDARD) == I2S_Standard_PCMShort) || \
|
|
|
((STANDARD) == I2S_Standard_PCMLong))
|
|
|
/**
|
|
|
* @}
|
|
|
*/
|
|
|
|
|
|
/** @defgroup SPI_I2S_Data_Format
|
|
|
* @{
|
|
|
*/
|
|
|
|
|
|
#define I2S_DataFormat_16b ((uint16_t)0x0000)
|
|
|
#define I2S_DataFormat_16bextended ((uint16_t)0x0001)
|
|
|
#define I2S_DataFormat_24b ((uint16_t)0x0003)
|
|
|
#define I2S_DataFormat_32b ((uint16_t)0x0005)
|
|
|
#define IS_I2S_DATA_FORMAT(FORMAT) (((FORMAT) == I2S_DataFormat_16b) || \
|
|
|
((FORMAT) == I2S_DataFormat_16bextended) || \
|
|
|
((FORMAT) == I2S_DataFormat_24b) || \
|
|
|
((FORMAT) == I2S_DataFormat_32b))
|
|
|
/**
|
|
|
* @}
|
|
|
*/
|
|
|
|
|
|
/** @defgroup SPI_I2S_MCLK_Output
|
|
|
* @{
|
|
|
*/
|
|
|
|
|
|
#define I2S_MCLKOutput_Enable ((uint16_t)0x0200)
|
|
|
#define I2S_MCLKOutput_Disable ((uint16_t)0x0000)
|
|
|
#define IS_I2S_MCLK_OUTPUT(OUTPUT) (((OUTPUT) == I2S_MCLKOutput_Enable) || \
|
|
|
((OUTPUT) == I2S_MCLKOutput_Disable))
|
|
|
/**
|
|
|
* @}
|
|
|
*/
|
|
|
|
|
|
/** @defgroup SPI_I2S_Audio_Frequency
|
|
|
* @{
|
|
|
*/
|
|
|
|
|
|
#define I2S_AudioFreq_192k ((uint32_t)192000)
|
|
|
#define I2S_AudioFreq_96k ((uint32_t)96000)
|
|
|
#define I2S_AudioFreq_48k ((uint32_t)48000)
|
|
|
#define I2S_AudioFreq_44k ((uint32_t)44100)
|
|
|
#define I2S_AudioFreq_32k ((uint32_t)32000)
|
|
|
#define I2S_AudioFreq_22k ((uint32_t)22050)
|
|
|
#define I2S_AudioFreq_16k ((uint32_t)16000)
|
|
|
#define I2S_AudioFreq_11k ((uint32_t)11025)
|
|
|
#define I2S_AudioFreq_8k ((uint32_t)8000)
|
|
|
#define I2S_AudioFreq_Default ((uint32_t)2)
|
|
|
|
|
|
#define IS_I2S_AUDIO_FREQ(FREQ) ((((FREQ) >= I2S_AudioFreq_8k) && \
|
|
|
((FREQ) <= I2S_AudioFreq_192k)) || \
|
|
|
((FREQ) == I2S_AudioFreq_Default))
|
|
|
/**
|
|
|
* @}
|
|
|
*/
|
|
|
|
|
|
/** @defgroup SPI_I2S_Clock_Polarity
|
|
|
* @{
|
|
|
*/
|
|
|
|
|
|
#define I2S_CPOL_Low ((uint16_t)0x0000)
|
|
|
#define I2S_CPOL_High ((uint16_t)0x0008)
|
|
|
#define IS_I2S_CPOL(CPOL) (((CPOL) == I2S_CPOL_Low) || \
|
|
|
((CPOL) == I2S_CPOL_High))
|
|
|
/**
|
|
|
* @}
|
|
|
*/
|
|
|
|
|
|
/** @defgroup SPI_I2S_DMA_transfer_requests
|
|
|
* @{
|
|
|
*/
|
|
|
|
|
|
#define SPI_I2S_DMAReq_Tx ((uint16_t)0x0002)
|
|
|
#define SPI_I2S_DMAReq_Rx ((uint16_t)0x0001)
|
|
|
#define IS_SPI_I2S_DMAREQ(DMAREQ) ((((DMAREQ) & (uint16_t)0xFFFC) == 0x00) && ((DMAREQ) != 0x00))
|
|
|
/**
|
|
|
* @}
|
|
|
*/
|
|
|
|
|
|
/** @defgroup SPI_NSS_internal_software_management
|
|
|
* @{
|
|
|
*/
|
|
|
|
|
|
#define SPI_NSSInternalSoft_Set ((uint16_t)0x0100)
|
|
|
#define SPI_NSSInternalSoft_Reset ((uint16_t)0xFEFF)
|
|
|
#define IS_SPI_NSS_INTERNAL(INTERNAL) (((INTERNAL) == SPI_NSSInternalSoft_Set) || \
|
|
|
((INTERNAL) == SPI_NSSInternalSoft_Reset))
|
|
|
/**
|
|
|
* @}
|
|
|
*/
|
|
|
|
|
|
/** @defgroup SPI_CRC_Transmit_Receive
|
|
|
* @{
|
|
|
*/
|
|
|
|
|
|
#define SPI_CRC_Tx ((uint8_t)0x00)
|
|
|
#define SPI_CRC_Rx ((uint8_t)0x01)
|
|
|
#define IS_SPI_CRC(CRC) (((CRC) == SPI_CRC_Tx) || ((CRC) == SPI_CRC_Rx))
|
|
|
/**
|
|
|
* @}
|
|
|
*/
|
|
|
|
|
|
/** @defgroup SPI_direction_transmit_receive
|
|
|
* @{
|
|
|
*/
|
|
|
|
|
|
#define SPI_Direction_Rx ((uint16_t)0xBFFF)
|
|
|
#define SPI_Direction_Tx ((uint16_t)0x4000)
|
|
|
#define IS_SPI_DIRECTION(DIRECTION) (((DIRECTION) == SPI_Direction_Rx) || \
|
|
|
((DIRECTION) == SPI_Direction_Tx))
|
|
|
/**
|
|
|
* @}
|
|
|
*/
|
|
|
|
|
|
/** @defgroup SPI_I2S_interrupts_definition
|
|
|
* @{
|
|
|
*/
|
|
|
|
|
|
#define SPI_I2S_IT_TXE ((uint8_t)0x71)
|
|
|
#define SPI_I2S_IT_RXNE ((uint8_t)0x60)
|
|
|
#define SPI_I2S_IT_ERR ((uint8_t)0x50)
|
|
|
#define I2S_IT_UDR ((uint8_t)0x53)
|
|
|
#define SPI_I2S_IT_TIFRFE ((uint8_t)0x58)
|
|
|
|
|
|
#define IS_SPI_I2S_CONFIG_IT(IT) (((IT) == SPI_I2S_IT_TXE) || \
|
|
|
((IT) == SPI_I2S_IT_RXNE) || \
|
|
|
((IT) == SPI_I2S_IT_ERR))
|
|
|
|
|
|
#define SPI_I2S_IT_OVR ((uint8_t)0x56)
|
|
|
#define SPI_IT_MODF ((uint8_t)0x55)
|
|
|
#define SPI_IT_CRCERR ((uint8_t)0x54)
|
|
|
|
|
|
#define IS_SPI_I2S_CLEAR_IT(IT) (((IT) == SPI_IT_CRCERR))
|
|
|
|
|
|
#define IS_SPI_I2S_GET_IT(IT) (((IT) == SPI_I2S_IT_RXNE)|| ((IT) == SPI_I2S_IT_TXE) || \
|
|
|
((IT) == SPI_IT_CRCERR) || ((IT) == SPI_IT_MODF) || \
|
|
|
((IT) == SPI_I2S_IT_OVR) || ((IT) == I2S_IT_UDR) ||\
|
|
|
((IT) == SPI_I2S_IT_TIFRFE))
|
|
|
/**
|
|
|
* @}
|
|
|
*/
|
|
|
|
|
|
/** @defgroup SPI_I2S_flags_definition
|
|
|
* @{
|
|
|
*/
|
|
|
|
|
|
#define SPI_I2S_FLAG_RXNE ((uint16_t)0x0001)
|
|
|
#define SPI_I2S_FLAG_TXE ((uint16_t)0x0002)
|
|
|
#define I2S_FLAG_CHSIDE ((uint16_t)0x0004)
|
|
|
#define I2S_FLAG_UDR ((uint16_t)0x0008)
|
|
|
#define SPI_FLAG_CRCERR ((uint16_t)0x0010)
|
|
|
#define SPI_FLAG_MODF ((uint16_t)0x0020)
|
|
|
#define SPI_I2S_FLAG_OVR ((uint16_t)0x0040)
|
|
|
#define SPI_I2S_FLAG_BSY ((uint16_t)0x0080)
|
|
|
#define SPI_I2S_FLAG_TIFRFE ((uint16_t)0x0100)
|
|
|
|
|
|
#define IS_SPI_I2S_CLEAR_FLAG(FLAG) (((FLAG) == SPI_FLAG_CRCERR))
|
|
|
#define IS_SPI_I2S_GET_FLAG(FLAG) (((FLAG) == SPI_I2S_FLAG_BSY) || ((FLAG) == SPI_I2S_FLAG_OVR) || \
|
|
|
((FLAG) == SPI_FLAG_MODF) || ((FLAG) == SPI_FLAG_CRCERR) || \
|
|
|
((FLAG) == I2S_FLAG_UDR) || ((FLAG) == I2S_FLAG_CHSIDE) || \
|
|
|
((FLAG) == SPI_I2S_FLAG_TXE) || ((FLAG) == SPI_I2S_FLAG_RXNE)|| \
|
|
|
((FLAG) == SPI_I2S_FLAG_TIFRFE))
|
|
|
/**
|
|
|
* @}
|
|
|
*/
|
|
|
|
|
|
/** @defgroup SPI_CRC_polynomial
|
|
|
* @{
|
|
|
*/
|
|
|
|
|
|
#define IS_SPI_CRC_POLYNOMIAL(POLYNOMIAL) ((POLYNOMIAL) >= 0x1)
|
|
|
/**
|
|
|
* @}
|
|
|
*/
|
|
|
|
|
|
/** @defgroup SPI_I2S_Legacy
|
|
|
* @{
|
|
|
*/
|
|
|
|
|
|
#define SPI_DMAReq_Tx SPI_I2S_DMAReq_Tx
|
|
|
#define SPI_DMAReq_Rx SPI_I2S_DMAReq_Rx
|
|
|
#define SPI_IT_TXE SPI_I2S_IT_TXE
|
|
|
#define SPI_IT_RXNE SPI_I2S_IT_RXNE
|
|
|
#define SPI_IT_ERR SPI_I2S_IT_ERR
|
|
|
#define SPI_IT_OVR SPI_I2S_IT_OVR
|
|
|
#define SPI_FLAG_RXNE SPI_I2S_FLAG_RXNE
|
|
|
#define SPI_FLAG_TXE SPI_I2S_FLAG_TXE
|
|
|
#define SPI_FLAG_OVR SPI_I2S_FLAG_OVR
|
|
|
#define SPI_FLAG_BSY SPI_I2S_FLAG_BSY
|
|
|
#define SPI_DeInit SPI_I2S_DeInit
|
|
|
#define SPI_ITConfig SPI_I2S_ITConfig
|
|
|
#define SPI_DMACmd SPI_I2S_DMACmd
|
|
|
#define SPI_SendData SPI_I2S_SendData
|
|
|
#define SPI_ReceiveData SPI_I2S_ReceiveData
|
|
|
#define SPI_GetFlagStatus SPI_I2S_GetFlagStatus
|
|
|
#define SPI_ClearFlag SPI_I2S_ClearFlag
|
|
|
#define SPI_GetITStatus SPI_I2S_GetITStatus
|
|
|
#define SPI_ClearITPendingBit SPI_I2S_ClearITPendingBit
|
|
|
/**
|
|
|
* @}
|
|
|
*/
|
|
|
|
|
|
/**
|
|
|
* @}
|
|
|
*/
|
|
|
|
|
|
/* Exported macro ------------------------------------------------------------*/
|
|
|
/* Exported functions --------------------------------------------------------*/
|
|
|
|
|
|
/* Function used to set the SPI configuration to the default reset state *****/
|
|
|
void SPI_I2S_DeInit(SPI_TypeDef* SPIx);
|
|
|
|
|
|
/* Initialization and Configuration functions *********************************/
|
|
|
void SPI_Init(SPI_TypeDef* SPIx, SPI_InitTypeDef* SPI_InitStruct);
|
|
|
void I2S_Init(SPI_TypeDef* SPIx, I2S_InitTypeDef* I2S_InitStruct);
|
|
|
void SPI_StructInit(SPI_InitTypeDef* SPI_InitStruct);
|
|
|
void I2S_StructInit(I2S_InitTypeDef* I2S_InitStruct);
|
|
|
void SPI_Cmd(SPI_TypeDef* SPIx, FunctionalState NewState);
|
|
|
void I2S_Cmd(SPI_TypeDef* SPIx, FunctionalState NewState);
|
|
|
void SPI_DataSizeConfig(SPI_TypeDef* SPIx, uint16_t SPI_DataSize);
|
|
|
void SPI_BiDirectionalLineConfig(SPI_TypeDef* SPIx, uint16_t SPI_Direction);
|
|
|
void SPI_NSSInternalSoftwareConfig(SPI_TypeDef* SPIx, uint16_t SPI_NSSInternalSoft);
|
|
|
void SPI_SSOutputCmd(SPI_TypeDef* SPIx, FunctionalState NewState);
|
|
|
void SPI_TIModeCmd(SPI_TypeDef* SPIx, FunctionalState NewState);
|
|
|
|
|
|
void I2S_FullDuplexConfig(SPI_TypeDef* I2Sxext, I2S_InitTypeDef* I2S_InitStruct);
|
|
|
|
|
|
/* Data transfers functions ***************************************************/
|
|
|
void SPI_I2S_SendData(SPI_TypeDef* SPIx, uint16_t Data);
|
|
|
uint16_t SPI_I2S_ReceiveData(SPI_TypeDef* SPIx);
|
|
|
|
|
|
/* Hardware CRC Calculation functions *****************************************/
|
|
|
void SPI_CalculateCRC(SPI_TypeDef* SPIx, FunctionalState NewState);
|
|
|
void SPI_TransmitCRC(SPI_TypeDef* SPIx);
|
|
|
uint16_t SPI_GetCRC(SPI_TypeDef* SPIx, uint8_t SPI_CRC);
|
|
|
uint16_t SPI_GetCRCPolynomial(SPI_TypeDef* SPIx);
|
|
|
|
|
|
/* DMA transfers management functions *****************************************/
|
|
|
void SPI_I2S_DMACmd(SPI_TypeDef* SPIx, uint16_t SPI_I2S_DMAReq, FunctionalState NewState);
|
|
|
|
|
|
/* Interrupts and flags management functions **********************************/
|
|
|
void SPI_I2S_ITConfig(SPI_TypeDef* SPIx, uint8_t SPI_I2S_IT, FunctionalState NewState);
|
|
|
FlagStatus SPI_I2S_GetFlagStatus(SPI_TypeDef* SPIx, uint16_t SPI_I2S_FLAG);
|
|
|
void SPI_I2S_ClearFlag(SPI_TypeDef* SPIx, uint16_t SPI_I2S_FLAG);
|
|
|
ITStatus SPI_I2S_GetITStatus(SPI_TypeDef* SPIx, uint8_t SPI_I2S_IT);
|
|
|
void SPI_I2S_ClearITPendingBit(SPI_TypeDef* SPIx, uint8_t SPI_I2S_IT);
|
|
|
|
|
|
#ifdef __cplusplus
|
|
|
}
|
|
|
#endif
|
|
|
|
|
|
#endif /*__STM32F4xx_SPI_H */
|
|
|
|
|
|
/**
|
|
|
* @}
|
|
|
*/
|
|
|
|
|
|
/**
|
|
|
* @}
|
|
|
*/
|
|
|
|
|
|
/******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/
|
|
|
|
