/******************** (C) COPYRIGHT 2008 STMicroelectronics ******************** * File Name : stm32f10x_spi.h * Author : MCD Application Team * Version : V2.0.3 * Date : 09/22/2008 * Description : This file contains all the functions prototypes for the * SPI firmware library. ******************************************************************************** * 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. *******************************************************************************/ /* Define to prevent recursive inclusion -------------------------------------*/ #ifndef __STM32F10x_SPI_H #define __STM32F10x_SPI_H /* Includes ------------------------------------------------------------------*/ #include "stm32f10x_map.h" /* Exported types ------------------------------------------------------------*/ /* SPI Init structure definition */ typedef struct { u16 SPI_Direction; u16 SPI_Mode; u16 SPI_DataSize; u16 SPI_CPOL; u16 SPI_CPHA; u16 SPI_NSS; u16 SPI_BaudRatePrescaler; u16 SPI_FirstBit; u16 SPI_CRCPolynomial; }SPI_InitTypeDef; /* I2S Init structure definition */ typedef struct { u16 I2S_Mode; u16 I2S_Standard; u16 I2S_DataFormat; u16 I2S_MCLKOutput; u16 I2S_AudioFreq; u16 I2S_CPOL; }I2S_InitTypeDef; /* Exported constants --------------------------------------------------------*/ #define IS_SPI_ALL_PERIPH(PERIPH) (((*(u32*)&(PERIPH)) == SPI1_BASE) || \ ((*(u32*)&(PERIPH)) == SPI2_BASE) || \ ((*(u32*)&(PERIPH)) == SPI3_BASE)) #define IS_SPI_23_PERIPH(PERIPH) (((*(u32*)&(PERIPH)) == SPI2_BASE) || \ ((*(u32*)&(PERIPH)) == SPI3_BASE)) /* SPI data direction mode */ #define SPI_Direction_2Lines_FullDuplex ((u16)0x0000) #define SPI_Direction_2Lines_RxOnly ((u16)0x0400) #define SPI_Direction_1Line_Rx ((u16)0x8000) #define SPI_Direction_1Line_Tx ((u16)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)) /* SPI master/slave mode */ #define SPI_Mode_Master ((u16)0x0104) #define SPI_Mode_Slave ((u16)0x0000) #define IS_SPI_MODE(MODE) (((MODE) == SPI_Mode_Master) || \ ((MODE) == SPI_Mode_Slave)) /* SPI data size */ #define SPI_DataSize_16b ((u16)0x0800) #define SPI_DataSize_8b ((u16)0x0000) #define IS_SPI_DATASIZE(DATASIZE) (((DATASIZE) == SPI_DataSize_16b) || \ ((DATASIZE) == SPI_DataSize_8b)) /* SPI Clock Polarity */ #define SPI_CPOL_Low ((u16)0x0000) #define SPI_CPOL_High ((u16)0x0002) #define IS_SPI_CPOL(CPOL) (((CPOL) == SPI_CPOL_Low) || \ ((CPOL) == SPI_CPOL_High)) /* SPI Clock Phase */ #define SPI_CPHA_1Edge ((u16)0x0000) #define SPI_CPHA_2Edge ((u16)0x0001) #define IS_SPI_CPHA(CPHA) (((CPHA) == SPI_CPHA_1Edge) || \ ((CPHA) == SPI_CPHA_2Edge)) /* SPI Slave Select management */ #define SPI_NSS_Soft ((u16)0x0200) #define SPI_NSS_Hard ((u16)0x0000) #define IS_SPI_NSS(NSS) (((NSS) == SPI_NSS_Soft) || \ ((NSS) == SPI_NSS_Hard)) /* SPI BaudRate Prescaler */ #define SPI_BaudRatePrescaler_2 ((u16)0x0000) #define SPI_BaudRatePrescaler_4 ((u16)0x0008) #define SPI_BaudRatePrescaler_8 ((u16)0x0010) #define SPI_BaudRatePrescaler_16 ((u16)0x0018) #define SPI_BaudRatePrescaler_32 ((u16)0x0020) #define SPI_BaudRatePrescaler_64 ((u16)0x0028) #define SPI_BaudRatePrescaler_128 ((u16)0x0030) #define SPI_BaudRatePrescaler_256 ((u16)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)) /* SPI MSB/LSB transmission */ #define SPI_FirstBit_MSB ((u16)0x0000) #define SPI_FirstBit_LSB ((u16)0x0080) #define IS_SPI_FIRST_BIT(BIT) (((BIT) == SPI_FirstBit_MSB) || \ ((BIT) == SPI_FirstBit_LSB)) /* I2S Mode */ #define I2S_Mode_SlaveTx ((u16)0x0000) #define I2S_Mode_SlaveRx ((u16)0x0100) #define I2S_Mode_MasterTx ((u16)0x0200) #define I2S_Mode_MasterRx ((u16)0x0300) #define IS_I2S_MODE(MODE) (((MODE) == I2S_Mode_SlaveTx) || \ ((MODE) == I2S_Mode_SlaveRx) || \ ((MODE) == I2S_Mode_MasterTx) || \ ((MODE) == I2S_Mode_MasterRx) ) /* I2S Standard */ #define I2S_Standard_Phillips ((u16)0x0000) #define I2S_Standard_MSB ((u16)0x0010) #define I2S_Standard_LSB ((u16)0x0020) #define I2S_Standard_PCMShort ((u16)0x0030) #define I2S_Standard_PCMLong ((u16)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)) /* I2S Data Format */ #define I2S_DataFormat_16b ((u16)0x0000) #define I2S_DataFormat_16bextended ((u16)0x0001) #define I2S_DataFormat_24b ((u16)0x0003) #define I2S_DataFormat_32b ((u16)0x0005) #define IS_I2S_DATA_FORMAT(FORMAT) (((FORMAT) == I2S_DataFormat_16b) || \ ((FORMAT) == I2S_DataFormat_16bextended) || \ ((FORMAT) == I2S_DataFormat_24b) || \ ((FORMAT) == I2S_DataFormat_32b)) /* I2S MCLK Output */ #define I2S_MCLKOutput_Enable ((u16)0x0200) #define I2S_MCLKOutput_Disable ((u16)0x0000) #define IS_I2S_MCLK_OUTPUT(OUTPUT) (((OUTPUT) == I2S_MCLKOutput_Enable) || \ ((OUTPUT) == I2S_MCLKOutput_Disable)) /* I2S Audio Frequency */ #define I2S_AudioFreq_48k ((u16)48000) #define I2S_AudioFreq_44k ((u16)44100) #define I2S_AudioFreq_22k ((u16)22050) #define I2S_AudioFreq_16k ((u16)16000) #define I2S_AudioFreq_8k ((u16)8000) #define I2S_AudioFreq_Default ((u16)2) #define IS_I2S_AUDIO_FREQ(FREQ) (((FREQ) == I2S_AudioFreq_48k) || \ ((FREQ) == I2S_AudioFreq_44k) || \ ((FREQ) == I2S_AudioFreq_22k) || \ ((FREQ) == I2S_AudioFreq_16k) || \ ((FREQ) == I2S_AudioFreq_8k) || \ ((FREQ) == I2S_AudioFreq_Default)) /* I2S Clock Polarity */ #define I2S_CPOL_Low ((u16)0x0000) #define I2S_CPOL_High ((u16)0x0008) #define IS_I2S_CPOL(CPOL) (((CPOL) == I2S_CPOL_Low) || \ ((CPOL) == I2S_CPOL_High)) /* SPI_I2S DMA transfer requests */ #define SPI_I2S_DMAReq_Tx ((u16)0x0002) #define SPI_I2S_DMAReq_Rx ((u16)0x0001) #define IS_SPI_I2S_DMAREQ(DMAREQ) ((((DMAREQ) & (u16)0xFFFC) == 0x00) && ((DMAREQ) != 0x00)) /* SPI NSS internal software mangement */ #define SPI_NSSInternalSoft_Set ((u16)0x0100) #define SPI_NSSInternalSoft_Reset ((u16)0xFEFF) #define IS_SPI_NSS_INTERNAL(INTERNAL) (((INTERNAL) == SPI_NSSInternalSoft_Set) || \ ((INTERNAL) == SPI_NSSInternalSoft_Reset)) /* SPI CRC Transmit/Receive */ #define SPI_CRC_Tx ((u8)0x00) #define SPI_CRC_Rx ((u8)0x01) #define IS_SPI_CRC(CRC) (((CRC) == SPI_CRC_Tx) || ((CRC) == SPI_CRC_Rx)) /* SPI direction transmit/receive */ #define SPI_Direction_Rx ((u16)0xBFFF) #define SPI_Direction_Tx ((u16)0x4000) #define IS_SPI_DIRECTION(DIRECTION) (((DIRECTION) == SPI_Direction_Rx) || \ ((DIRECTION) == SPI_Direction_Tx)) /* SPI_I2S interrupts definition */ #define SPI_I2S_IT_TXE ((u8)0x71) #define SPI_I2S_IT_RXNE ((u8)0x60) #define SPI_I2S_IT_ERR ((u8)0x50) #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 ((u8)0x56) #define SPI_IT_MODF ((u8)0x55) #define SPI_IT_CRCERR ((u8)0x54) #define I2S_IT_UDR ((u8)0x53) #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) == I2S_IT_UDR) || ((IT) == SPI_IT_CRCERR) || \ ((IT) == SPI_IT_MODF) || ((IT) == SPI_I2S_IT_OVR)) /* SPI_I2S flags definition */ #define SPI_I2S_FLAG_RXNE ((u16)0x0001) #define SPI_I2S_FLAG_TXE ((u16)0x0002) #define I2S_FLAG_CHSIDE ((u16)0x0004) #define I2S_FLAG_UDR ((u16)0x0008) #define SPI_FLAG_CRCERR ((u16)0x0010) #define SPI_FLAG_MODF ((u16)0x0020) #define SPI_I2S_FLAG_OVR ((u16)0x0040) #define SPI_I2S_FLAG_BSY ((u16)0x0080) #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)) /* SPI CRC polynomial --------------------------------------------------------*/ #define IS_SPI_CRC_POLYNOMIAL(POLYNOMIAL) ((POLYNOMIAL) >= 0x1) /* Exported macro ------------------------------------------------------------*/ /* Exported functions ------------------------------------------------------- */ void SPI_I2S_DeInit(SPI_TypeDef* SPIx); 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_I2S_ITConfig(SPI_TypeDef* SPIx, u8 SPI_I2S_IT, FunctionalState NewState); void SPI_I2S_DMACmd(SPI_TypeDef* SPIx, u16 SPI_I2S_DMAReq, FunctionalState NewState); void SPI_I2S_SendData(SPI_TypeDef* SPIx, u16 Data); u16 SPI_I2S_ReceiveData(SPI_TypeDef* SPIx); void SPI_NSSInternalSoftwareConfig(SPI_TypeDef* SPIx, u16 SPI_NSSInternalSoft); void SPI_SSOutputCmd(SPI_TypeDef* SPIx, FunctionalState NewState); void SPI_DataSizeConfig(SPI_TypeDef* SPIx, u16 SPI_DataSize); void SPI_TransmitCRC(SPI_TypeDef* SPIx); void SPI_CalculateCRC(SPI_TypeDef* SPIx, FunctionalState NewState); u16 SPI_GetCRC(SPI_TypeDef* SPIx, u8 SPI_CRC); u16 SPI_GetCRCPolynomial(SPI_TypeDef* SPIx); void SPI_BiDirectionalLineConfig(SPI_TypeDef* SPIx, u16 SPI_Direction); FlagStatus SPI_I2S_GetFlagStatus(SPI_TypeDef* SPIx, u16 SPI_I2S_FLAG); void SPI_I2S_ClearFlag(SPI_TypeDef* SPIx, u16 SPI_I2S_FLAG); ITStatus SPI_I2S_GetITStatus(SPI_TypeDef* SPIx, u8 SPI_I2S_IT); void SPI_I2S_ClearITPendingBit(SPI_TypeDef* SPIx, u8 SPI_I2S_IT); #endif /*__STM32F10x_SPI_H */ /******************* (C) COPYRIGHT 2008 STMicroelectronics *****END OF FILE****/