/** ****************************************************************************** * @file stm32f10x_dma.h * @author MCD Application Team * @version V3.1.2 * @date 09/28/2009 * @brief This file contains all the functions prototypes for the DMA firmware * library. ****************************************************************************** * @copy * * 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. * *

© COPYRIGHT 2009 STMicroelectronics

*/ /* Define to prevent recursive inclusion -------------------------------------*/ #ifndef __STM32F10x_DMA_H #define __STM32F10x_DMA_H #ifdef __cplusplus extern "C" { #endif /* Includes ------------------------------------------------------------------*/ #include "stm32f10x.h" /** @addtogroup STM32F10x_StdPeriph_Driver * @{ */ /** @addtogroup DMA * @{ */ /** @defgroup DMA_Exported_Types * @{ */ /** * @brief DMA Init structure definition */ typedef struct { uint32_t DMA_PeripheralBaseAddr; /*!< Specifies the peripheral base address for DMAy Channelx. */ uint32_t DMA_MemoryBaseAddr; /*!< Specifies the memory base address for DMAy Channelx. */ uint32_t DMA_DIR; /*!< Specifies if the peripheral is the source or destination. This parameter can be a value of @ref DMA_data_transfer_direction */ uint32_t DMA_BufferSize; /*!< Specifies the buffer size, in data unit, of the specified Channel. The data unit is equal to the configuration set in DMA_PeripheralDataSize or DMA_MemoryDataSize members depending in the transfer direction. */ uint32_t DMA_PeripheralInc; /*!< Specifies whether the Peripheral address register is incremented or not. This parameter can be a value of @ref DMA_peripheral_incremented_mode */ uint32_t DMA_MemoryInc; /*!< Specifies whether the memory address register is incremented or not. This parameter can be a value of @ref DMA_memory_incremented_mode */ uint32_t DMA_PeripheralDataSize; /*!< Specifies the Peripheral data width. This parameter can be a value of @ref DMA_peripheral_data_size */ uint32_t DMA_MemoryDataSize; /*!< Specifies the Memory data width. This parameter can be a value of @ref DMA_memory_data_size */ uint32_t DMA_Mode; /*!< Specifies the operation mode of the DMAy Channelx. This parameter can be a value of @ref DMA_circular_normal_mode. @note: The circular buffer mode cannot be used if the memory-to-memory data transfer is configured on the selected Channel */ uint32_t DMA_Priority; /*!< Specifies the software priority for the DMAy Channelx. This parameter can be a value of @ref DMA_priority_level */ uint32_t DMA_M2M; /*!< Specifies if the DMAy Channelx will be used in memory-to-memory transfer. This parameter can be a value of @ref DMA_memory_to_memory */ }DMA_InitTypeDef; /** * @} */ /** @defgroup DMA_Exported_Constants * @{ */ #define IS_DMA_ALL_PERIPH(PERIPH) (((PERIPH) == DMA1_Channel1) || \ ((PERIPH) == DMA1_Channel2) || \ ((PERIPH) == DMA1_Channel3) || \ ((PERIPH) == DMA1_Channel4) || \ ((PERIPH) == DMA1_Channel5) || \ ((PERIPH) == DMA1_Channel6) || \ ((PERIPH) == DMA1_Channel7) || \ ((PERIPH) == DMA2_Channel1) || \ ((PERIPH) == DMA2_Channel2) || \ ((PERIPH) == DMA2_Channel3) || \ ((PERIPH) == DMA2_Channel4) || \ ((PERIPH) == DMA2_Channel5)) /** @defgroup DMA_data_transfer_direction * @{ */ #define DMA_DIR_PeripheralDST ((uint32_t)0x00000010) #define DMA_DIR_PeripheralSRC ((uint32_t)0x00000000) #define IS_DMA_DIR(DIR) (((DIR) == DMA_DIR_PeripheralDST) || \ ((DIR) == DMA_DIR_PeripheralSRC)) /** * @} */ /** @defgroup DMA_peripheral_incremented_mode * @{ */ #define DMA_PeripheralInc_Enable ((uint32_t)0x00000040) #define DMA_PeripheralInc_Disable ((uint32_t)0x00000000) #define IS_DMA_PERIPHERAL_INC_STATE(STATE) (((STATE) == DMA_PeripheralInc_Enable) || \ ((STATE) == DMA_PeripheralInc_Disable)) /** * @} */ /** @defgroup DMA_memory_incremented_mode * @{ */ #define DMA_MemoryInc_Enable ((uint32_t)0x00000080) #define DMA_MemoryInc_Disable ((uint32_t)0x00000000) #define IS_DMA_MEMORY_INC_STATE(STATE) (((STATE) == DMA_MemoryInc_Enable) || \ ((STATE) == DMA_MemoryInc_Disable)) /** * @} */ /** @defgroup DMA_peripheral_data_size * @{ */ #define DMA_PeripheralDataSize_Byte ((uint32_t)0x00000000) #define DMA_PeripheralDataSize_HalfWord ((uint32_t)0x00000100) #define DMA_PeripheralDataSize_Word ((uint32_t)0x00000200) #define IS_DMA_PERIPHERAL_DATA_SIZE(SIZE) (((SIZE) == DMA_PeripheralDataSize_Byte) || \ ((SIZE) == DMA_PeripheralDataSize_HalfWord) || \ ((SIZE) == DMA_PeripheralDataSize_Word)) /** * @} */ /** @defgroup DMA_memory_data_size * @{ */ #define DMA_MemoryDataSize_Byte ((uint32_t)0x00000000) #define DMA_MemoryDataSize_HalfWord ((uint32_t)0x00000400) #define DMA_MemoryDataSize_Word ((uint32_t)0x00000800) #define IS_DMA_MEMORY_DATA_SIZE(SIZE) (((SIZE) == DMA_MemoryDataSize_Byte) || \ ((SIZE) == DMA_MemoryDataSize_HalfWord) || \ ((SIZE) == DMA_MemoryDataSize_Word)) /** * @} */ /** @defgroup DMA_circular_normal_mode * @{ */ #define DMA_Mode_Circular ((uint32_t)0x00000020) #define DMA_Mode_Normal ((uint32_t)0x00000000) #define IS_DMA_MODE(MODE) (((MODE) == DMA_Mode_Circular) || ((MODE) == DMA_Mode_Normal)) /** * @} */ /** @defgroup DMA_priority_level * @{ */ #define DMA_Priority_VeryHigh ((uint32_t)0x00003000) #define DMA_Priority_High ((uint32_t)0x00002000) #define DMA_Priority_Medium ((uint32_t)0x00001000) #define DMA_Priority_Low ((uint32_t)0x00000000) #define IS_DMA_PRIORITY(PRIORITY) (((PRIORITY) == DMA_Priority_VeryHigh) || \ ((PRIORITY) == DMA_Priority_High) || \ ((PRIORITY) == DMA_Priority_Medium) || \ ((PRIORITY) == DMA_Priority_Low)) /** * @} */ /** @defgroup DMA_memory_to_memory * @{ */ #define DMA_M2M_Enable ((uint32_t)0x00004000) #define DMA_M2M_Disable ((uint32_t)0x00000000) #define IS_DMA_M2M_STATE(STATE) (((STATE) == DMA_M2M_Enable) || ((STATE) == DMA_M2M_Disable)) /** * @} */ /** @defgroup DMA_interrupts_definition * @{ */ #define DMA_IT_TC ((uint32_t)0x00000002) #define DMA_IT_HT ((uint32_t)0x00000004) #define DMA_IT_TE ((uint32_t)0x00000008) #define IS_DMA_CONFIG_IT(IT) ((((IT) & 0xFFFFFFF1) == 0x00) && ((IT) != 0x00)) #define DMA1_IT_GL1 ((uint32_t)0x00000001) #define DMA1_IT_TC1 ((uint32_t)0x00000002) #define DMA1_IT_HT1 ((uint32_t)0x00000004) #define DMA1_IT_TE1 ((uint32_t)0x00000008) #define DMA1_IT_GL2 ((uint32_t)0x00000010) #define DMA1_IT_TC2 ((uint32_t)0x00000020) #define DMA1_IT_HT2 ((uint32_t)0x00000040) #define DMA1_IT_TE2 ((uint32_t)0x00000080) #define DMA1_IT_GL3 ((uint32_t)0x00000100) #define DMA1_IT_TC3 ((uint32_t)0x00000200) #define DMA1_IT_HT3 ((uint32_t)0x00000400) #define DMA1_IT_TE3 ((uint32_t)0x00000800) #define DMA1_IT_GL4 ((uint32_t)0x00001000) #define DMA1_IT_TC4 ((uint32_t)0x00002000) #define DMA1_IT_HT4 ((uint32_t)0x00004000) #define DMA1_IT_TE4 ((uint32_t)0x00008000) #define DMA1_IT_GL5 ((uint32_t)0x00010000) #define DMA1_IT_TC5 ((uint32_t)0x00020000) #define DMA1_IT_HT5 ((uint32_t)0x00040000) #define DMA1_IT_TE5 ((uint32_t)0x00080000) #define DMA1_IT_GL6 ((uint32_t)0x00100000) #define DMA1_IT_TC6 ((uint32_t)0x00200000) #define DMA1_IT_HT6 ((uint32_t)0x00400000) #define DMA1_IT_TE6 ((uint32_t)0x00800000) #define DMA1_IT_GL7 ((uint32_t)0x01000000) #define DMA1_IT_TC7 ((uint32_t)0x02000000) #define DMA1_IT_HT7 ((uint32_t)0x04000000) #define DMA1_IT_TE7 ((uint32_t)0x08000000) #define DMA2_IT_GL1 ((uint32_t)0x10000001) #define DMA2_IT_TC1 ((uint32_t)0x10000002) #define DMA2_IT_HT1 ((uint32_t)0x10000004) #define DMA2_IT_TE1 ((uint32_t)0x10000008) #define DMA2_IT_GL2 ((uint32_t)0x10000010) #define DMA2_IT_TC2 ((uint32_t)0x10000020) #define DMA2_IT_HT2 ((uint32_t)0x10000040) #define DMA2_IT_TE2 ((uint32_t)0x10000080) #define DMA2_IT_GL3 ((uint32_t)0x10000100) #define DMA2_IT_TC3 ((uint32_t)0x10000200) #define DMA2_IT_HT3 ((uint32_t)0x10000400) #define DMA2_IT_TE3 ((uint32_t)0x10000800) #define DMA2_IT_GL4 ((uint32_t)0x10001000) #define DMA2_IT_TC4 ((uint32_t)0x10002000) #define DMA2_IT_HT4 ((uint32_t)0x10004000) #define DMA2_IT_TE4 ((uint32_t)0x10008000) #define DMA2_IT_GL5 ((uint32_t)0x10010000) #define DMA2_IT_TC5 ((uint32_t)0x10020000) #define DMA2_IT_HT5 ((uint32_t)0x10040000) #define DMA2_IT_TE5 ((uint32_t)0x10080000) #define IS_DMA_CLEAR_IT(IT) (((((IT) & 0xF0000000) == 0x00) || (((IT) & 0xEFF00000) == 0x00)) && ((IT) != 0x00)) #define IS_DMA_GET_IT(IT) (((IT) == DMA1_IT_GL1) || ((IT) == DMA1_IT_TC1) || \ ((IT) == DMA1_IT_HT1) || ((IT) == DMA1_IT_TE1) || \ ((IT) == DMA1_IT_GL2) || ((IT) == DMA1_IT_TC2) || \ ((IT) == DMA1_IT_HT2) || ((IT) == DMA1_IT_TE2) || \ ((IT) == DMA1_IT_GL3) || ((IT) == DMA1_IT_TC3) || \ ((IT) == DMA1_IT_HT3) || ((IT) == DMA1_IT_TE3) || \ ((IT) == DMA1_IT_GL4) || ((IT) == DMA1_IT_TC4) || \ ((IT) == DMA1_IT_HT4) || ((IT) == DMA1_IT_TE4) || \ ((IT) == DMA1_IT_GL5) || ((IT) == DMA1_IT_TC5) || \ ((IT) == DMA1_IT_HT5) || ((IT) == DMA1_IT_TE5) || \ ((IT) == DMA1_IT_GL6) || ((IT) == DMA1_IT_TC6) || \ ((IT) == DMA1_IT_HT6) || ((IT) == DMA1_IT_TE6) || \ ((IT) == DMA1_IT_GL7) || ((IT) == DMA1_IT_TC7) || \ ((IT) == DMA1_IT_HT7) || ((IT) == DMA1_IT_TE7) || \ ((IT) == DMA2_IT_GL1) || ((IT) == DMA2_IT_TC1) || \ ((IT) == DMA2_IT_HT1) || ((IT) == DMA2_IT_TE1) || \ ((IT) == DMA2_IT_GL2) || ((IT) == DMA2_IT_TC2) || \ ((IT) == DMA2_IT_HT2) || ((IT) == DMA2_IT_TE2) || \ ((IT) == DMA2_IT_GL3) || ((IT) == DMA2_IT_TC3) || \ ((IT) == DMA2_IT_HT3) || ((IT) == DMA2_IT_TE3) || \ ((IT) == DMA2_IT_GL4) || ((IT) == DMA2_IT_TC4) || \ ((IT) == DMA2_IT_HT4) || ((IT) == DMA2_IT_TE4) || \ ((IT) == DMA2_IT_GL5) || ((IT) == DMA2_IT_TC5) || \ ((IT) == DMA2_IT_HT5) || ((IT) == DMA2_IT_TE5)) /** * @} */ /** @defgroup DMA_flags_definition * @{ */ #define DMA1_FLAG_GL1 ((uint32_t)0x00000001) #define DMA1_FLAG_TC1 ((uint32_t)0x00000002) #define DMA1_FLAG_HT1 ((uint32_t)0x00000004) #define DMA1_FLAG_TE1 ((uint32_t)0x00000008) #define DMA1_FLAG_GL2 ((uint32_t)0x00000010) #define DMA1_FLAG_TC2 ((uint32_t)0x00000020) #define DMA1_FLAG_HT2 ((uint32_t)0x00000040) #define DMA1_FLAG_TE2 ((uint32_t)0x00000080) #define DMA1_FLAG_GL3 ((uint32_t)0x00000100) #define DMA1_FLAG_TC3 ((uint32_t)0x00000200) #define DMA1_FLAG_HT3 ((uint32_t)0x00000400) #define DMA1_FLAG_TE3 ((uint32_t)0x00000800) #define DMA1_FLAG_GL4 ((uint32_t)0x00001000) #define DMA1_FLAG_TC4 ((uint32_t)0x00002000) #define DMA1_FLAG_HT4 ((uint32_t)0x00004000) #define DMA1_FLAG_TE4 ((uint32_t)0x00008000) #define DMA1_FLAG_GL5 ((uint32_t)0x00010000) #define DMA1_FLAG_TC5 ((uint32_t)0x00020000) #define DMA1_FLAG_HT5 ((uint32_t)0x00040000) #define DMA1_FLAG_TE5 ((uint32_t)0x00080000) #define DMA1_FLAG_GL6 ((uint32_t)0x00100000) #define DMA1_FLAG_TC6 ((uint32_t)0x00200000) #define DMA1_FLAG_HT6 ((uint32_t)0x00400000) #define DMA1_FLAG_TE6 ((uint32_t)0x00800000) #define DMA1_FLAG_GL7 ((uint32_t)0x01000000) #define DMA1_FLAG_TC7 ((uint32_t)0x02000000) #define DMA1_FLAG_HT7 ((uint32_t)0x04000000) #define DMA1_FLAG_TE7 ((uint32_t)0x08000000) #define DMA2_FLAG_GL1 ((uint32_t)0x10000001) #define DMA2_FLAG_TC1 ((uint32_t)0x10000002) #define DMA2_FLAG_HT1 ((uint32_t)0x10000004) #define DMA2_FLAG_TE1 ((uint32_t)0x10000008) #define DMA2_FLAG_GL2 ((uint32_t)0x10000010) #define DMA2_FLAG_TC2 ((uint32_t)0x10000020) #define DMA2_FLAG_HT2 ((uint32_t)0x10000040) #define DMA2_FLAG_TE2 ((uint32_t)0x10000080) #define DMA2_FLAG_GL3 ((uint32_t)0x10000100) #define DMA2_FLAG_TC3 ((uint32_t)0x10000200) #define DMA2_FLAG_HT3 ((uint32_t)0x10000400) #define DMA2_FLAG_TE3 ((uint32_t)0x10000800) #define DMA2_FLAG_GL4 ((uint32_t)0x10001000) #define DMA2_FLAG_TC4 ((uint32_t)0x10002000) #define DMA2_FLAG_HT4 ((uint32_t)0x10004000) #define DMA2_FLAG_TE4 ((uint32_t)0x10008000) #define DMA2_FLAG_GL5 ((uint32_t)0x10010000) #define DMA2_FLAG_TC5 ((uint32_t)0x10020000) #define DMA2_FLAG_HT5 ((uint32_t)0x10040000) #define DMA2_FLAG_TE5 ((uint32_t)0x10080000) #define IS_DMA_CLEAR_FLAG(FLAG) (((((FLAG) & 0xF0000000) == 0x00) || (((FLAG) & 0xEFF00000) == 0x00)) && ((FLAG) != 0x00)) #define IS_DMA_GET_FLAG(FLAG) (((FLAG) == DMA1_FLAG_GL1) || ((FLAG) == DMA1_FLAG_TC1) || \ ((FLAG) == DMA1_FLAG_HT1) || ((FLAG) == DMA1_FLAG_TE1) || \ ((FLAG) == DMA1_FLAG_GL2) || ((FLAG) == DMA1_FLAG_TC2) || \ ((FLAG) == DMA1_FLAG_HT2) || ((FLAG) == DMA1_FLAG_TE2) || \ ((FLAG) == DMA1_FLAG_GL3) || ((FLAG) == DMA1_FLAG_TC3) || \ ((FLAG) == DMA1_FLAG_HT3) || ((FLAG) == DMA1_FLAG_TE3) || \ ((FLAG) == DMA1_FLAG_GL4) || ((FLAG) == DMA1_FLAG_TC4) || \ ((FLAG) == DMA1_FLAG_HT4) || ((FLAG) == DMA1_FLAG_TE4) || \ ((FLAG) == DMA1_FLAG_GL5) || ((FLAG) == DMA1_FLAG_TC5) || \ ((FLAG) == DMA1_FLAG_HT5) || ((FLAG) == DMA1_FLAG_TE5) || \ ((FLAG) == DMA1_FLAG_GL6) || ((FLAG) == DMA1_FLAG_TC6) || \ ((FLAG) == DMA1_FLAG_HT6) || ((FLAG) == DMA1_FLAG_TE6) || \ ((FLAG) == DMA1_FLAG_GL7) || ((FLAG) == DMA1_FLAG_TC7) || \ ((FLAG) == DMA1_FLAG_HT7) || ((FLAG) == DMA1_FLAG_TE7) || \ ((FLAG) == DMA2_FLAG_GL1) || ((FLAG) == DMA2_FLAG_TC1) || \ ((FLAG) == DMA2_FLAG_HT1) || ((FLAG) == DMA2_FLAG_TE1) || \ ((FLAG) == DMA2_FLAG_GL2) || ((FLAG) == DMA2_FLAG_TC2) || \ ((FLAG) == DMA2_FLAG_HT2) || ((FLAG) == DMA2_FLAG_TE2) || \ ((FLAG) == DMA2_FLAG_GL3) || ((FLAG) == DMA2_FLAG_TC3) || \ ((FLAG) == DMA2_FLAG_HT3) || ((FLAG) == DMA2_FLAG_TE3) || \ ((FLAG) == DMA2_FLAG_GL4) || ((FLAG) == DMA2_FLAG_TC4) || \ ((FLAG) == DMA2_FLAG_HT4) || ((FLAG) == DMA2_FLAG_TE4) || \ ((FLAG) == DMA2_FLAG_GL5) || ((FLAG) == DMA2_FLAG_TC5) || \ ((FLAG) == DMA2_FLAG_HT5) || ((FLAG) == DMA2_FLAG_TE5)) /** * @} */ /** @defgroup DMA_Buffer_Size * @{ */ #define IS_DMA_BUFFER_SIZE(SIZE) (((SIZE) >= 0x1) && ((SIZE) < 0x10000)) /** * @} */ /** * @} */ /** @defgroup DMA_Exported_Macros * @{ */ /** * @} */ /** @defgroup DMA_Exported_Functions * @{ */ void DMA_DeInit(DMA_Channel_TypeDef* DMAy_Channelx); void DMA_Init(DMA_Channel_TypeDef* DMAy_Channelx, DMA_InitTypeDef* DMA_InitStruct); void DMA_StructInit(DMA_InitTypeDef* DMA_InitStruct); void DMA_Cmd(DMA_Channel_TypeDef* DMAy_Channelx, FunctionalState NewState); void DMA_ITConfig(DMA_Channel_TypeDef* DMAy_Channelx, uint32_t DMA_IT, FunctionalState NewState); uint16_t DMA_GetCurrDataCounter(DMA_Channel_TypeDef* DMAy_Channelx); FlagStatus DMA_GetFlagStatus(uint32_t DMA_FLAG); void DMA_ClearFlag(uint32_t DMA_FLAG); ITStatus DMA_GetITStatus(uint32_t DMA_IT); void DMA_ClearITPendingBit(uint32_t DMA_IT); #ifdef __cplusplus } #endif #endif /*__STM32F10x_DMA_H */ /** * @} */ /** * @} */ /** * @} */ /******************* (C) COPYRIGHT 2009 STMicroelectronics *****END OF FILE****/