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[/] [openrisc/] [trunk/] [rtos/] [freertos-6.1.1/] [Demo/] [CORTEX_STM32F103_Keil/] [STM32F10xFWLib/] [inc/] [stm32f10x_spi.h] - Rev 582
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/******************** (C) COPYRIGHT 2007 STMicroelectronics ******************** * File Name : stm32f10x_spi.h * Author : MCD Application Team * Date First Issued : 09/29/2006 * Description : This file contains all the functions prototypes for the * SPI firmware library. ******************************************************************************** * History: * 04/02/2007: V0.2 * 02/05/2007: V0.1 * 09/29/2006: V0.01 ******************************************************************************** * THE PRESENT SOFTWARE 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 SOFTWARE 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; /* Exported constants --------------------------------------------------------*/ /* 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)) /* SPI DMA transfer requests */ #define SPI_DMAReq_Tx ((u16)0x0002) #define SPI_DMAReq_Rx ((u16)0x0001) #define IS_SPI_DMA_REQ(REQ) (((REQ & (u16)0xFFFC) == 0x00) && (REQ != 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 interrupts definition */ #define SPI_IT_TXE ((u8)0x71) #define SPI_IT_RXNE ((u8)0x60) #define SPI_IT_ERR ((u8)0x50) #define IS_SPI_CONFIG_IT(IT) ((IT == SPI_IT_TXE) || (IT == SPI_IT_RXNE) || \ (IT == SPI_IT_ERR)) #define SPI_IT_OVR ((u8)0x56) #define SPI_IT_MODF ((u8)0x55) #define SPI_IT_CRCERR ((u8)0x54) #define IS_SPI_CLEAR_IT(IT) ((IT == SPI_IT_OVR) || (IT == SPI_IT_MODF) || \ (IT == SPI_IT_CRCERR)) #define IS_SPI_GET_IT(IT) ((IT == SPI_IT_TXE) || (IT == SPI_IT_RXNE) || \ (IT == SPI_IT_OVR) || (IT == SPI_IT_MODF) || \ (IT == SPI_IT_CRCERR)) /* SPI flags definition */ #define SPI_FLAG_RXNE ((u16)0x0001) #define SPI_FLAG_TXE ((u16)0x0002) #define SPI_FLAG_CRCERR ((u16)0x0010) #define SPI_FLAG_MODF ((u16)0x0020) #define SPI_FLAG_OVR ((u16)0x0040) #define SPI_FLAG_BSY ((u16)0x0080) #define IS_SPI_CLEAR_FLAG(FLAG) (((FLAG & (u16)0xFF8F) == 0x00) && (FLAG != 0x00)) #define IS_SPI_GET_FLAG(FLAG) ((FLAG == SPI_FLAG_BSY) || (FLAG == SPI_FLAG_OVR) || \ (FLAG == SPI_FLAG_MODF) || (FLAG == SPI_FLAG_CRCERR) || \ (FLAG == SPI_FLAG_TXE) || (FLAG == SPI_FLAG_RXNE)) /* SPI CRC polynomial --------------------------------------------------------*/ #define IS_SPI_CRC_POLYNOMIAL(POLYNOMIAL) (POLYNOMIAL >= 0x1) /* Exported macro ------------------------------------------------------------*/ /* Exported functions ------------------------------------------------------- */ void SPI_DeInit(SPI_TypeDef* SPIx); void SPI_Init(SPI_TypeDef* SPIx, SPI_InitTypeDef* SPI_InitStruct); void SPI_StructInit(SPI_InitTypeDef* SPI_InitStruct); void SPI_Cmd(SPI_TypeDef* SPIx, FunctionalState NewState); void SPI_ITConfig(SPI_TypeDef* SPIx, u8 SPI_IT, FunctionalState NewState); void SPI_DMACmd(SPI_TypeDef* SPIx, u16 SPI_DMAReq, FunctionalState NewState); void SPI_SendData(SPI_TypeDef* SPIx, u16 Data); u16 SPI_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_GetFlagStatus(SPI_TypeDef* SPIx, u16 SPI_FLAG); void SPI_ClearFlag(SPI_TypeDef* SPIx, u16 SPI_FLAG); ITStatus SPI_GetITStatus(SPI_TypeDef* SPIx, u8 SPI_IT); void SPI_ClearITPendingBit(SPI_TypeDef* SPIx, u8 SPI_IT); #endif /*__STM32F10x_SPI_H */ /******************* (C) COPYRIGHT 2007 STMicroelectronics *****END OF FILE****/