--- /dev/null
+/******************** (C) COPYRIGHT 2007 STMicroelectronics ********************\r
+* File Name : stm32f10x_spi.h\r
+* Author : MCD Application Team\r
+* Date First Issued : 09/29/2006\r
+* Description : This file contains all the functions prototypes for the\r
+* SPI firmware library.\r
+********************************************************************************\r
+* History:\r
+* 04/02/2007: V0.2\r
+* 02/05/2007: V0.1\r
+* 09/29/2006: V0.01\r
+********************************************************************************\r
+* THE PRESENT SOFTWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS\r
+* WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE TIME.\r
+* AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY DIRECT,\r
+* INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING FROM THE\r
+* CONTENT OF SUCH SOFTWARE AND/OR THE USE MADE BY CUSTOMERS OF THE CODING\r
+* INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.\r
+*******************************************************************************/\r
+\r
+/* Define to prevent recursive inclusion -------------------------------------*/\r
+#ifndef __STM32F10x_SPI_H\r
+#define __STM32F10x_SPI_H\r
+\r
+/* Includes ------------------------------------------------------------------*/\r
+#include "stm32f10x_map.h"\r
+\r
+/* Exported types ------------------------------------------------------------*/\r
+/* SPI Init structure definition */\r
+typedef struct\r
+{\r
+ u16 SPI_Direction;\r
+ u16 SPI_Mode;\r
+ u16 SPI_DataSize;\r
+ u16 SPI_CPOL;\r
+ u16 SPI_CPHA;\r
+ u16 SPI_NSS;\r
+ u16 SPI_BaudRatePrescaler;\r
+ u16 SPI_FirstBit;\r
+ u16 SPI_CRCPolynomial;\r
+}SPI_InitTypeDef;\r
+\r
+/* Exported constants --------------------------------------------------------*/\r
+/* SPI data direction mode */\r
+#define SPI_Direction_2Lines_FullDuplex ((u16)0x0000)\r
+#define SPI_Direction_2Lines_RxOnly ((u16)0x0400)\r
+#define SPI_Direction_1Line_Rx ((u16)0x8000)\r
+#define SPI_Direction_1Line_Tx ((u16)0xC000)\r
+\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
+/* SPI master/slave mode */\r
+#define SPI_Mode_Master ((u16)0x0104)\r
+#define SPI_Mode_Slave ((u16)0x0000)\r
+\r
+#define IS_SPI_MODE(MODE) ((MODE == SPI_Mode_Master) || \\r
+ (MODE == SPI_Mode_Slave))\r
+\r
+/* SPI data size */\r
+#define SPI_DataSize_16b ((u16)0x0800)\r
+#define SPI_DataSize_8b ((u16)0x0000)\r
+\r
+#define IS_SPI_DATASIZE(DATASIZE) ((DATASIZE == SPI_DataSize_16b) || \\r
+ (DATASIZE == SPI_DataSize_8b))\r
+\r
+/* SPI Clock Polarity */\r
+#define SPI_CPOL_Low ((u16)0x0000)\r
+#define SPI_CPOL_High ((u16)0x0002)\r
+\r
+#define IS_SPI_CPOL(CPOL) ((CPOL == SPI_CPOL_Low) || \\r
+ (CPOL == SPI_CPOL_High))\r
+\r
+/* SPI Clock Phase */\r
+#define SPI_CPHA_1Edge ((u16)0x0000)\r
+#define SPI_CPHA_2Edge ((u16)0x0001)\r
+\r
+#define IS_SPI_CPHA(CPHA) ((CPHA == SPI_CPHA_1Edge) || \\r
+ (CPHA == SPI_CPHA_2Edge))\r
+\r
+/* SPI Slave Select management */\r
+#define SPI_NSS_Soft ((u16)0x0200)\r
+#define SPI_NSS_Hard ((u16)0x0000)\r
+\r
+#define IS_SPI_NSS(NSS) ((NSS == SPI_NSS_Soft) || \\r
+ (NSS == SPI_NSS_Hard))\r
+\r
+/* SPI BaudRate Prescaler */\r
+#define SPI_BaudRatePrescaler_2 ((u16)0x0000)\r
+#define SPI_BaudRatePrescaler_4 ((u16)0x0008)\r
+#define SPI_BaudRatePrescaler_8 ((u16)0x0010)\r
+#define SPI_BaudRatePrescaler_16 ((u16)0x0018)\r
+#define SPI_BaudRatePrescaler_32 ((u16)0x0020)\r
+#define SPI_BaudRatePrescaler_64 ((u16)0x0028)\r
+#define SPI_BaudRatePrescaler_128 ((u16)0x0030)\r
+#define SPI_BaudRatePrescaler_256 ((u16)0x0038)\r
+\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
+/* SPI MSB/LSB transmission */\r
+#define SPI_FirstBit_MSB ((u16)0x0000)\r
+#define SPI_FirstBit_LSB ((u16)0x0080)\r
+\r
+#define IS_SPI_FIRST_BIT(BIT) ((BIT == SPI_FirstBit_MSB) || \\r
+ (BIT == SPI_FirstBit_LSB))\r
+\r
+/* SPI DMA transfer requests */\r
+#define SPI_DMAReq_Tx ((u16)0x0002)\r
+#define SPI_DMAReq_Rx ((u16)0x0001)\r
+\r
+#define IS_SPI_DMA_REQ(REQ) (((REQ & (u16)0xFFFC) == 0x00) && (REQ != 0x00))\r
+\r
+/* SPI NSS internal software mangement */\r
+#define SPI_NSSInternalSoft_Set ((u16)0x0100)\r
+#define SPI_NSSInternalSoft_Reset ((u16)0xFEFF)\r
+\r
+#define IS_SPI_NSS_INTERNAL(INTERNAL) ((INTERNAL == SPI_NSSInternalSoft_Set) || \\r
+ (INTERNAL == SPI_NSSInternalSoft_Reset))\r
+\r
+/* SPI CRC Transmit/Receive */\r
+#define SPI_CRC_Tx ((u8)0x00)\r
+#define SPI_CRC_Rx ((u8)0x01)\r
+\r
+#define IS_SPI_CRC(CRC) ((CRC == SPI_CRC_Tx) || (CRC == SPI_CRC_Rx))\r
+\r
+/* SPI direction transmit/receive */\r
+#define SPI_Direction_Rx ((u16)0xBFFF)\r
+#define SPI_Direction_Tx ((u16)0x4000)\r
+\r
+#define IS_SPI_DIRECTION(DIRECTION) ((DIRECTION == SPI_Direction_Rx) || \\r
+ (DIRECTION == SPI_Direction_Tx))\r
+\r
+/* SPI interrupts definition */\r
+#define SPI_IT_TXE ((u8)0x71)\r
+#define SPI_IT_RXNE ((u8)0x60)\r
+#define SPI_IT_ERR ((u8)0x50)\r
+\r
+#define IS_SPI_CONFIG_IT(IT) ((IT == SPI_IT_TXE) || (IT == SPI_IT_RXNE) || \\r
+ (IT == SPI_IT_ERR))\r
+\r
+#define SPI_IT_OVR ((u8)0x56)\r
+#define SPI_IT_MODF ((u8)0x55)\r
+#define SPI_IT_CRCERR ((u8)0x54)\r
+\r
+#define IS_SPI_CLEAR_IT(IT) ((IT == SPI_IT_OVR) || (IT == SPI_IT_MODF) || \\r
+ (IT == SPI_IT_CRCERR))\r
+\r
+#define IS_SPI_GET_IT(IT) ((IT == SPI_IT_TXE) || (IT == SPI_IT_RXNE) || \\r
+ (IT == SPI_IT_OVR) || (IT == SPI_IT_MODF) || \\r
+ (IT == SPI_IT_CRCERR))\r
+\r
+/* SPI flags definition */\r
+#define SPI_FLAG_RXNE ((u16)0x0001)\r
+#define SPI_FLAG_TXE ((u16)0x0002)\r
+#define SPI_FLAG_CRCERR ((u16)0x0010)\r
+#define SPI_FLAG_MODF ((u16)0x0020)\r
+#define SPI_FLAG_OVR ((u16)0x0040)\r
+#define SPI_FLAG_BSY ((u16)0x0080)\r
+\r
+#define IS_SPI_CLEAR_FLAG(FLAG) (((FLAG & (u16)0xFF8F) == 0x00) && (FLAG != 0x00))\r
+#define IS_SPI_GET_FLAG(FLAG) ((FLAG == SPI_FLAG_BSY) || (FLAG == SPI_FLAG_OVR) || \\r
+ (FLAG == SPI_FLAG_MODF) || (FLAG == SPI_FLAG_CRCERR) || \\r
+ (FLAG == SPI_FLAG_TXE) || (FLAG == SPI_FLAG_RXNE))\r
+\r
+/* SPI CRC polynomial --------------------------------------------------------*/\r
+#define IS_SPI_CRC_POLYNOMIAL(POLYNOMIAL) (POLYNOMIAL >= 0x1)\r
+\r
+/* Exported macro ------------------------------------------------------------*/\r
+/* Exported functions ------------------------------------------------------- */\r
+void SPI_DeInit(SPI_TypeDef* SPIx);\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_ITConfig(SPI_TypeDef* SPIx, u8 SPI_IT, FunctionalState NewState);\r
+void SPI_DMACmd(SPI_TypeDef* SPIx, u16 SPI_DMAReq, FunctionalState NewState);\r
+void SPI_SendData(SPI_TypeDef* SPIx, u16 Data);\r
+u16 SPI_ReceiveData(SPI_TypeDef* SPIx);\r
+void SPI_NSSInternalSoftwareConfig(SPI_TypeDef* SPIx, u16 SPI_NSSInternalSoft);\r
+void SPI_SSOutputCmd(SPI_TypeDef* SPIx, FunctionalState NewState);\r
+void SPI_DataSizeConfig(SPI_TypeDef* SPIx, u16 SPI_DataSize);\r
+void SPI_TransmitCRC(SPI_TypeDef* SPIx);\r
+void SPI_CalculateCRC(SPI_TypeDef* SPIx, FunctionalState NewState);\r
+u16 SPI_GetCRC(SPI_TypeDef* SPIx, u8 SPI_CRC);\r
+u16 SPI_GetCRCPolynomial(SPI_TypeDef* SPIx);\r
+void SPI_BiDirectionalLineConfig(SPI_TypeDef* SPIx, u16 SPI_Direction);\r
+FlagStatus SPI_GetFlagStatus(SPI_TypeDef* SPIx, u16 SPI_FLAG);\r
+void SPI_ClearFlag(SPI_TypeDef* SPIx, u16 SPI_FLAG);\r
+ITStatus SPI_GetITStatus(SPI_TypeDef* SPIx, u8 SPI_IT);\r
+void SPI_ClearITPendingBit(SPI_TypeDef* SPIx, u8 SPI_IT);\r
+\r
+#endif /*__STM32F10x_SPI_H */\r
+\r
+/******************* (C) COPYRIGHT 2007 STMicroelectronics *****END OF FILE****/\r
projects / freertos / blobdiff