/******************** (C) COPYRIGHT 2007 STMicroelectronics ******************** * File Name : stm32f10x_dma.h * Author : MCD Application Team * Date First Issued : 09/29/2006 * Description : This file contains all the functions prototypes for the * DMA 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_DMA_H #define __STM32F10x_DMA_H /* Includes ------------------------------------------------------------------*/ #include "stm32f10x_map.h" /* Exported types ------------------------------------------------------------*/ /* DMA Init structure definition */ typedef struct { u32 DMA_PeripheralBaseAddr; u32 DMA_MemoryBaseAddr; u32 DMA_DIR; u32 DMA_BufferSize; u32 DMA_PeripheralInc; u32 DMA_MemoryInc; u32 DMA_PeripheralDataSize; u32 DMA_MemoryDataSize; u32 DMA_Mode; u32 DMA_Priority; u32 DMA_M2M; }DMA_InitTypeDef; /* Exported constants --------------------------------------------------------*/ /* DMA data transfer direction -----------------------------------------------*/ #define DMA_DIR_PeripheralDST ((u32)0x00000010) #define DMA_DIR_PeripheralSRC ((u32)0x00000000) #define IS_DMA_DIR(DIR) ((DIR == DMA_DIR_PeripheralDST) || \ (DIR == DMA_DIR_PeripheralSRC)) /* DMA peripheral incremented mode -------------------------------------------*/ #define DMA_PeripheralInc_Enable ((u32)0x00000040) #define DMA_PeripheralInc_Disable ((u32)0x00000000) #define IS_DMA_PERIPHERAL_INC_STATE(STATE) ((STATE == DMA_PeripheralInc_Enable) || \ (STATE == DMA_PeripheralInc_Disable)) /* DMA memory incremented mode -----------------------------------------------*/ #define DMA_MemoryInc_Enable ((u32)0x00000080) #define DMA_MemoryInc_Disable ((u32)0x00000000) #define IS_DMA_MEMORY_INC_STATE(STATE) ((STATE == DMA_MemoryInc_Enable) || \ (STATE == DMA_MemoryInc_Disable)) /* DMA peripheral data size --------------------------------------------------*/ #define DMA_PeripheralDataSize_Byte ((u32)0x00000000) #define DMA_PeripheralDataSize_HalfWord ((u32)0x00000100) #define DMA_PeripheralDataSize_Word ((u32)0x00000200) #define IS_DMA_PERIPHERAL_DATA_SIZE(SIZE) ((SIZE == DMA_PeripheralDataSize_Byte) || \ (SIZE == DMA_PeripheralDataSize_HalfWord) || \ (SIZE == DMA_PeripheralDataSize_Word)) /* DMA memory data size ------------------------------------------------------*/ #define DMA_MemoryDataSize_Byte ((u32)0x00000000) #define DMA_MemoryDataSize_HalfWord ((u32)0x00000400) #define DMA_MemoryDataSize_Word ((u32)0x00000800) #define IS_DMA_MEMORY_DATA_SIZE(SIZE) ((SIZE == DMA_MemoryDataSize_Byte) || \ (SIZE == DMA_MemoryDataSize_HalfWord) || \ (SIZE == DMA_MemoryDataSize_Word)) /* DMA circular/normal mode --------------------------------------------------*/ #define DMA_Mode_Circular ((u32)0x00000020) #define DMA_Mode_Normal ((u32)0x00000000) #define IS_DMA_MODE(MODE) ((MODE == DMA_Mode_Circular) || (MODE == DMA_Mode_Normal)) /* DMA priority level --------------------------------------------------------*/ #define DMA_Priority_VeryHigh ((u32)0x00003000) #define DMA_Priority_High ((u32)0x00002000) #define DMA_Priority_Medium ((u32)0x00001000) #define DMA_Priority_Low ((u32)0x00000000) #define IS_DMA_PRIORITY(PRIORITY) ((PRIORITY == DMA_Priority_VeryHigh) || \ (PRIORITY == DMA_Priority_High) || \ (PRIORITY == DMA_Priority_Medium) || \ (PRIORITY == DMA_Priority_Low)) /* DMA memory to memory ------------------------------------------------------*/ #define DMA_M2M_Enable ((u32)0x00004000) #define DMA_M2M_Disable ((u32)0x00000000) #define IS_DMA_M2M_STATE(STATE) ((STATE == DMA_M2M_Enable) || (STATE == DMA_M2M_Disable)) /* DMA interrupts definition -------------------------------------------------*/ #define DMA_IT_TC ((u32)0x00000002) #define DMA_IT_HT ((u32)0x00000004) #define DMA_IT_TE ((u32)0x00000008) #define IS_DMA_CONFIG_IT(IT) (((IT & 0xFFFFFFF1) == 0x00) && (IT != 0x00)) #define DMA_IT_GL1 ((u32)0x00000001) #define DMA_IT_TC1 ((u32)0x00000002) #define DMA_IT_HT1 ((u32)0x00000004) #define DMA_IT_TE1 ((u32)0x00000008) #define DMA_IT_GL2 ((u32)0x00000010) #define DMA_IT_TC2 ((u32)0x00000020) #define DMA_IT_HT2 ((u32)0x00000040) #define DMA_IT_TE2 ((u32)0x00000080) #define DMA_IT_GL3 ((u32)0x00000100) #define DMA_IT_TC3 ((u32)0x00000200) #define DMA_IT_HT3 ((u32)0x00000400) #define DMA_IT_TE3 ((u32)0x00000800) #define DMA_IT_GL4 ((u32)0x00001000) #define DMA_IT_TC4 ((u32)0x00002000) #define DMA_IT_HT4 ((u32)0x00004000) #define DMA_IT_TE4 ((u32)0x00008000) #define DMA_IT_GL5 ((u32)0x00010000) #define DMA_IT_TC5 ((u32)0x00020000) #define DMA_IT_HT5 ((u32)0x00040000) #define DMA_IT_TE5 ((u32)0x00080000) #define DMA_IT_GL6 ((u32)0x00100000) #define DMA_IT_TC6 ((u32)0x00200000) #define DMA_IT_HT6 ((u32)0x00400000) #define DMA_IT_TE6 ((u32)0x00800000) #define DMA_IT_GL7 ((u32)0x01000000) #define DMA_IT_TC7 ((u32)0x02000000) #define DMA_IT_HT7 ((u32)0x04000000) #define DMA_IT_TE7 ((u32)0x08000000) #define IS_DMA_CLEAR_IT(IT) (((IT & 0xF0000000) == 0x00) && (IT != 0x00)) #define IS_DMA_GET_IT(IT) ((IT == DMA_IT_GL1) || (IT == DMA_IT_TC1) || \ (IT == DMA_IT_HT1) || (IT == DMA_IT_TE1) || \ (IT == DMA_IT_GL2) || (IT == DMA_IT_TC2) || \ (IT == DMA_IT_HT2) || (IT == DMA_IT_TE2) || \ (IT == DMA_IT_GL3) || (IT == DMA_IT_TC3) || \ (IT == DMA_IT_HT3) || (IT == DMA_IT_TE3) || \ (IT == DMA_IT_GL4) || (IT == DMA_IT_TC4) || \ (IT == DMA_IT_HT4) || (IT == DMA_IT_TE4) || \ (IT == DMA_IT_GL5) || (IT == DMA_IT_TC5) || \ (IT == DMA_IT_HT5) || (IT == DMA_IT_TE5) || \ (IT == DMA_IT_GL6) || (IT == DMA_IT_TC6) || \ (IT == DMA_IT_HT6) || (IT == DMA_IT_TE6) || \ (IT == DMA_IT_GL7) || (IT == DMA_IT_TC7) || \ (IT == DMA_IT_HT7) || (IT == DMA_IT_TE7)) /* DMA flags definition ------------------------------------------------------*/ #define DMA_FLAG_GL1 ((u32)0x00000001) #define DMA_FLAG_TC1 ((u32)0x00000002) #define DMA_FLAG_HT1 ((u32)0x00000004) #define DMA_FLAG_TE1 ((u32)0x00000008) #define DMA_FLAG_GL2 ((u32)0x00000010) #define DMA_FLAG_TC2 ((u32)0x00000020) #define DMA_FLAG_HT2 ((u32)0x00000040) #define DMA_FLAG_TE2 ((u32)0x00000080) #define DMA_FLAG_GL3 ((u32)0x00000100) #define DMA_FLAG_TC3 ((u32)0x00000200) #define DMA_FLAG_HT3 ((u32)0x00000400) #define DMA_FLAG_TE3 ((u32)0x00000800) #define DMA_FLAG_GL4 ((u32)0x00001000) #define DMA_FLAG_TC4 ((u32)0x00002000) #define DMA_FLAG_HT4 ((u32)0x00004000) #define DMA_FLAG_TE4 ((u32)0x00008000) #define DMA_FLAG_GL5 ((u32)0x00010000) #define DMA_FLAG_TC5 ((u32)0x00020000) #define DMA_FLAG_HT5 ((u32)0x00040000) #define DMA_FLAG_TE5 ((u32)0x00080000) #define DMA_FLAG_GL6 ((u32)0x00100000) #define DMA_FLAG_TC6 ((u32)0x00200000) #define DMA_FLAG_HT6 ((u32)0x00400000) #define DMA_FLAG_TE6 ((u32)0x00800000) #define DMA_FLAG_GL7 ((u32)0x01000000) #define DMA_FLAG_TC7 ((u32)0x02000000) #define DMA_FLAG_HT7 ((u32)0x04000000) #define DMA_FLAG_TE7 ((u32)0x08000000) #define IS_DMA_CLEAR_FLAG(FLAG) (((FLAG & 0xF0000000) == 0x00) && (FLAG != 0x00)) #define IS_DMA_GET_FLAG(FLAG) ((FLAG == DMA_FLAG_GL1) || (FLAG == DMA_FLAG_TC1) || \ (FLAG == DMA_FLAG_HT1) || (FLAG == DMA_FLAG_TE1) || \ (FLAG == DMA_FLAG_GL2) || (FLAG == DMA_FLAG_TC2) || \ (FLAG == DMA_FLAG_HT2) || (FLAG == DMA_FLAG_TE2) || \ (FLAG == DMA_FLAG_GL3) || (FLAG == DMA_FLAG_TC3) || \ (FLAG == DMA_FLAG_HT3) || (FLAG == DMA_FLAG_TE3) || \ (FLAG == DMA_FLAG_GL4) || (FLAG == DMA_FLAG_TC4) || \ (FLAG == DMA_FLAG_HT4) || (FLAG == DMA_FLAG_TE4) || \ (FLAG == DMA_FLAG_GL5) || (FLAG == DMA_FLAG_TC5) || \ (FLAG == DMA_FLAG_HT5) || (FLAG == DMA_FLAG_TE5) || \ (FLAG == DMA_FLAG_GL6) || (FLAG == DMA_FLAG_TC6) || \ (FLAG == DMA_FLAG_HT6) || (FLAG == DMA_FLAG_TE6) || \ (FLAG == DMA_FLAG_GL7) || (FLAG == DMA_FLAG_TC7) || \ (FLAG == DMA_FLAG_HT7) || (FLAG == DMA_FLAG_TE7)) /* DMA Buffer Size -----------------------------------------------------------*/ #define IS_DMA_BUFFER_SIZE(SIZE) ((SIZE >= 0x1) && (SIZE < 0x10000)) /* Exported macro ------------------------------------------------------------*/ /* Exported functions ------------------------------------------------------- */ void DMA_DeInit(DMA_Channel_TypeDef* DMA_Channelx); void DMA_Init(DMA_Channel_TypeDef* DMA_Channelx, DMA_InitTypeDef* DMA_InitStruct); void DMA_StructInit(DMA_InitTypeDef* DMA_InitStruct); void DMA_Cmd(DMA_Channel_TypeDef* DMA_Channelx, FunctionalState NewState); void DMA_ITConfig(DMA_Channel_TypeDef* DMA_Channelx, u32 DMA_IT, FunctionalState NewState); u16 DMA_GetCurrDataCounter(DMA_Channel_TypeDef* DMA_Channelx); FlagStatus DMA_GetFlagStatus(u32 DMA_FLAG); void DMA_ClearFlag(u32 DMA_FLAG); ITStatus DMA_GetITStatus(u32 DMA_IT); void DMA_ClearITPendingBit(u32 DMA_IT); #endif /*__STM32F10x_DMA_H */ /******************* (C) COPYRIGHT 2007 STMicroelectronics *****END OF FILE****/