/** ****************************************************************************** * @file stm32f4xx_dma.h * @author MCD Application Team * @version V1.0.0 * @date 30-September-2011 * @brief This file contains all the functions prototypes for the DMA firmware * library. ****************************************************************************** * @attention * * 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 2011 STMicroelectronics

****************************************************************************** */ /* Define to prevent recursive inclusion -------------------------------------*/ #ifndef __STM32F4xx_DMA_H #define __STM32F4xx_DMA_H #ifdef __cplusplus extern "C" { #endif /* Includes ------------------------------------------------------------------*/ #include "stm32f4xx.h" /** @addtogroup STM32F4xx_StdPeriph_Driver * @{ */ /** @addtogroup DMA * @{ */ /* Exported types ------------------------------------------------------------*/ /** * @brief DMA Init structure definition */ typedef struct { uint32_t DMA_Channel; /*!< Specifies the channel used for the specified stream. This parameter can be a value of @ref DMA_channel */ uint32_t DMA_PeripheralBaseAddr; /*!< Specifies the peripheral base address for DMAy Streamx. */ uint32_t DMA_Memory0BaseAddr; /*!< Specifies the memory 0 base address for DMAy Streamx. This memory is the default memory used when double buffer mode is not enabled. */ uint32_t DMA_DIR; /*!< Specifies if the data will be transferred from memory to peripheral, from memory to memory or from peripheral to memory. 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 Stream. 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 should be 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 should be 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 Streamx. 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 Stream */ uint32_t DMA_Priority; /*!< Specifies the software priority for the DMAy Streamx. This parameter can be a value of @ref DMA_priority_level */ uint32_t DMA_FIFOMode; /*!< Specifies if the FIFO mode or Direct mode will be used for the specified Stream. This parameter can be a value of @ref DMA_fifo_direct_mode @note The Direct mode (FIFO mode disabled) cannot be used if the memory-to-memory data transfer is configured on the selected Stream */ uint32_t DMA_FIFOThreshold; /*!< Specifies the FIFO threshold level. This parameter can be a value of @ref DMA_fifo_threshold_level */ uint32_t DMA_MemoryBurst; /*!< Specifies the Burst transfer configuration for the memory transfers. It specifies the amount of data to be transferred in a single non interruptable transaction. This parameter can be a value of @ref DMA_memory_burst @note The burst mode is possible only if the address Increment mode is enabled. */ uint32_t DMA_PeripheralBurst; /*!< Specifies the Burst transfer configuration for the peripheral transfers. It specifies the amount of data to be transferred in a single non interruptable transaction. This parameter can be a value of @ref DMA_peripheral_burst @note The burst mode is possible only if the address Increment mode is enabled. */ }DMA_InitTypeDef; /* Exported constants --------------------------------------------------------*/ /** @defgroup DMA_Exported_Constants * @{ */ #define IS_DMA_ALL_PERIPH(PERIPH) (((PERIPH) == DMA1_Stream0) || \ ((PERIPH) == DMA1_Stream1) || \ ((PERIPH) == DMA1_Stream2) || \ ((PERIPH) == DMA1_Stream3) || \ ((PERIPH) == DMA1_Stream4) || \ ((PERIPH) == DMA1_Stream5) || \ ((PERIPH) == DMA1_Stream6) || \ ((PERIPH) == DMA1_Stream7) || \ ((PERIPH) == DMA2_Stream0) || \ ((PERIPH) == DMA2_Stream1) || \ ((PERIPH) == DMA2_Stream2) || \ ((PERIPH) == DMA2_Stream3) || \ ((PERIPH) == DMA2_Stream4) || \ ((PERIPH) == DMA2_Stream5) || \ ((PERIPH) == DMA2_Stream6) || \ ((PERIPH) == DMA2_Stream7)) #define IS_DMA_ALL_CONTROLLER(CONTROLLER) (((CONTROLLER) == DMA1) || \ ((CONTROLLER) == DMA2)) /** @defgroup DMA_channel * @{ */ #define DMA_Channel_0 ((uint32_t)0x00000000) #define DMA_Channel_1 ((uint32_t)0x02000000) #define DMA_Channel_2 ((uint32_t)0x04000000) #define DMA_Channel_3 ((uint32_t)0x06000000) #define DMA_Channel_4 ((uint32_t)0x08000000) #define DMA_Channel_5 ((uint32_t)0x0A000000) #define DMA_Channel_6 ((uint32_t)0x0C000000) #define DMA_Channel_7 ((uint32_t)0x0E000000) #define IS_DMA_CHANNEL(CHANNEL) (((CHANNEL) == DMA_Channel_0) || \ ((CHANNEL) == DMA_Channel_1) || \ ((CHANNEL) == DMA_Channel_2) || \ ((CHANNEL) == DMA_Channel_3) || \ ((CHANNEL) == DMA_Channel_4) || \ ((CHANNEL) == DMA_Channel_5) || \ ((CHANNEL) == DMA_Channel_6) || \ ((CHANNEL) == DMA_Channel_7)) /** * @} */ /** @defgroup DMA_data_transfer_direction * @{ */ #define DMA_DIR_PeripheralToMemory ((uint32_t)0x00000000) #define DMA_DIR_MemoryToPeripheral ((uint32_t)0x00000040) #define DMA_DIR_MemoryToMemory ((uint32_t)0x00000080) #define IS_DMA_DIRECTION(DIRECTION) (((DIRECTION) == DMA_DIR_PeripheralToMemory ) || \ ((DIRECTION) == DMA_DIR_MemoryToPeripheral) || \ ((DIRECTION) == DMA_DIR_MemoryToMemory)) /** * @} */ /** @defgroup DMA_data_buffer_size * @{ */ #define IS_DMA_BUFFER_SIZE(SIZE) (((SIZE) >= 0x1) && ((SIZE) < 0x10000)) /** * @} */ /** @defgroup DMA_peripheral_incremented_mode * @{ */ #define DMA_PeripheralInc_Enable ((uint32_t)0x00000200) #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)0x00000400) #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)0x00000800) #define DMA_PeripheralDataSize_Word ((uint32_t)0x00001000) #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)0x00002000) #define DMA_MemoryDataSize_Word ((uint32_t)0x00004000) #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_Normal ((uint32_t)0x00000000) #define DMA_Mode_Circular ((uint32_t)0x00000100) #define IS_DMA_MODE(MODE) (((MODE) == DMA_Mode_Normal ) || \ ((MODE) == DMA_Mode_Circular)) /** * @} */ /** @defgroup DMA_priority_level * @{ */ #define DMA_Priority_Low ((uint32_t)0x00000000) #define DMA_Priority_Medium ((uint32_t)0x00010000) #define DMA_Priority_High ((uint32_t)0x00020000) #define DMA_Priority_VeryHigh ((uint32_t)0x00030000) #define IS_DMA_PRIORITY(PRIORITY) (((PRIORITY) == DMA_Priority_Low ) || \ ((PRIORITY) == DMA_Priority_Medium) || \ ((PRIORITY) == DMA_Priority_High) || \ ((PRIORITY) == DMA_Priority_VeryHigh)) /** * @} */ /** @defgroup DMA_fifo_direct_mode * @{ */ #define DMA_FIFOMode_Disable ((uint32_t)0x00000000) #define DMA_FIFOMode_Enable ((uint32_t)0x00000004) #define IS_DMA_FIFO_MODE_STATE(STATE) (((STATE) == DMA_FIFOMode_Disable ) || \ ((STATE) == DMA_FIFOMode_Enable)) /** * @} */ /** @defgroup DMA_fifo_threshold_level * @{ */ #define DMA_FIFOThreshold_1QuarterFull ((uint32_t)0x00000000) #define DMA_FIFOThreshold_HalfFull ((uint32_t)0x00000001) #define DMA_FIFOThreshold_3QuartersFull ((uint32_t)0x00000002) #define DMA_FIFOThreshold_Full ((uint32_t)0x00000003) #define IS_DMA_FIFO_THRESHOLD(THRESHOLD) (((THRESHOLD) == DMA_FIFOThreshold_1QuarterFull ) || \ ((THRESHOLD) == DMA_FIFOThreshold_HalfFull) || \ ((THRESHOLD) == DMA_FIFOThreshold_3QuartersFull) || \ ((THRESHOLD) == DMA_FIFOThreshold_Full)) /** * @} */ /** @defgroup DMA_memory_burst * @{ */ #define DMA_MemoryBurst_Single ((uint32_t)0x00000000) #define DMA_MemoryBurst_INC4 ((uint32_t)0x00800000) #define DMA_MemoryBurst_INC8 ((uint32_t)0x01000000) #define DMA_MemoryBurst_INC16 ((uint32_t)0x01800000) #define IS_DMA_MEMORY_BURST(BURST) (((BURST) == DMA_MemoryBurst_Single) || \ ((BURST) == DMA_MemoryBurst_INC4) || \ ((BURST) == DMA_MemoryBurst_INC8) || \ ((BURST) == DMA_MemoryBurst_INC16)) /** * @} */ /** @defgroup DMA_peripheral_burst * @{ */ #define DMA_PeripheralBurst_Single ((uint32_t)0x00000000) #define DMA_PeripheralBurst_INC4 ((uint32_t)0x00200000) #define DMA_PeripheralBurst_INC8 ((uint32_t)0x00400000) #define DMA_PeripheralBurst_INC16 ((uint32_t)0x00600000) #define IS_DMA_PERIPHERAL_BURST(BURST) (((BURST) == DMA_PeripheralBurst_Single) || \ ((BURST) == DMA_PeripheralBurst_INC4) || \ ((BURST) == DMA_PeripheralBurst_INC8) || \ ((BURST) == DMA_PeripheralBurst_INC16)) /** * @} */ /** @defgroup DMA_fifo_status_level * @{ */ #define DMA_FIFOStatus_Less1QuarterFull ((uint32_t)0x00000000 << 3) #define DMA_FIFOStatus_1QuarterFull ((uint32_t)0x00000001 << 3) #define DMA_FIFOStatus_HalfFull ((uint32_t)0x00000002 << 3) #define DMA_FIFOStatus_3QuartersFull ((uint32_t)0x00000003 << 3) #define DMA_FIFOStatus_Empty ((uint32_t)0x00000004 << 3) #define DMA_FIFOStatus_Full ((uint32_t)0x00000005 << 3) #define IS_DMA_FIFO_STATUS(STATUS) (((STATUS) == DMA_FIFOStatus_Less1QuarterFull ) || \ ((STATUS) == DMA_FIFOStatus_HalfFull) || \ ((STATUS) == DMA_FIFOStatus_1QuarterFull) || \ ((STATUS) == DMA_FIFOStatus_3QuartersFull) || \ ((STATUS) == DMA_FIFOStatus_Full) || \ ((STATUS) == DMA_FIFOStatus_Empty)) /** * @} */ /** @defgroup DMA_flags_definition * @{ */ #define DMA_FLAG_FEIF0 ((uint32_t)0x10800001) #define DMA_FLAG_DMEIF0 ((uint32_t)0x10800004) #define DMA_FLAG_TEIF0 ((uint32_t)0x10000008) #define DMA_FLAG_HTIF0 ((uint32_t)0x10000010) #define DMA_FLAG_TCIF0 ((uint32_t)0x10000020) #define DMA_FLAG_FEIF1 ((uint32_t)0x10000040) #define DMA_FLAG_DMEIF1 ((uint32_t)0x10000100) #define DMA_FLAG_TEIF1 ((uint32_t)0x10000200) #define DMA_FLAG_HTIF1 ((uint32_t)0x10000400) #define DMA_FLAG_TCIF1 ((uint32_t)0x10000800) #define DMA_FLAG_FEIF2 ((uint32_t)0x10010000) #define DMA_FLAG_DMEIF2 ((uint32_t)0x10040000) #define DMA_FLAG_TEIF2 ((uint32_t)0x10080000) #define DMA_FLAG_HTIF2 ((uint32_t)0x10100000) #define DMA_FLAG_TCIF2 ((uint32_t)0x10200000) #define DMA_FLAG_FEIF3 ((uint32_t)0x10400000) #define DMA_FLAG_DMEIF3 ((uint32_t)0x11000000) #define DMA_FLAG_TEIF3 ((uint32_t)0x12000000) #define DMA_FLAG_HTIF3 ((uint32_t)0x14000000) #define DMA_FLAG_TCIF3 ((uint32_t)0x18000000) #define DMA_FLAG_FEIF4 ((uint32_t)0x20000001) #define DMA_FLAG_DMEIF4 ((uint32_t)0x20000004) #define DMA_FLAG_TEIF4 ((uint32_t)0x20000008) #define DMA_FLAG_HTIF4 ((uint32_t)0x20000010) #define DMA_FLAG_TCIF4 ((uint32_t)0x20000020) #define DMA_FLAG_FEIF5 ((uint32_t)0x20000040) #define DMA_FLAG_DMEIF5 ((uint32_t)0x20000100) #define DMA_FLAG_TEIF5 ((uint32_t)0x20000200) #define DMA_FLAG_HTIF5 ((uint32_t)0x20000400) #define DMA_FLAG_TCIF5 ((uint32_t)0x20000800) #define DMA_FLAG_FEIF6 ((uint32_t)0x20010000) #define DMA_FLAG_DMEIF6 ((uint32_t)0x20040000) #define DMA_FLAG_TEIF6 ((uint32_t)0x20080000) #define DMA_FLAG_HTIF6 ((uint32_t)0x20100000) #define DMA_FLAG_TCIF6 ((uint32_t)0x20200000) #define DMA_FLAG_FEIF7 ((uint32_t)0x20400000) #define DMA_FLAG_DMEIF7 ((uint32_t)0x21000000) #define DMA_FLAG_TEIF7 ((uint32_t)0x22000000) #define DMA_FLAG_HTIF7 ((uint32_t)0x24000000) #define DMA_FLAG_TCIF7 ((uint32_t)0x28000000) #define IS_DMA_CLEAR_FLAG(FLAG) ((((FLAG) & 0x30000000) != 0x30000000) && (((FLAG) & 0x30000000) != 0) && \ (((FLAG) & 0xC082F082) == 0x00) && ((FLAG) != 0x00)) #define IS_DMA_GET_FLAG(FLAG) (((FLAG) == DMA_FLAG_TCIF0) || ((FLAG) == DMA_FLAG_HTIF0) || \ ((FLAG) == DMA_FLAG_TEIF0) || ((FLAG) == DMA_FLAG_DMEIF0) || \ ((FLAG) == DMA_FLAG_FEIF0) || ((FLAG) == DMA_FLAG_TCIF1) || \ ((FLAG) == DMA_FLAG_HTIF1) || ((FLAG) == DMA_FLAG_TEIF1) || \ ((FLAG) == DMA_FLAG_DMEIF1) || ((FLAG) == DMA_FLAG_FEIF1) || \ ((FLAG) == DMA_FLAG_TCIF2) || ((FLAG) == DMA_FLAG_HTIF2) || \ ((FLAG) == DMA_FLAG_TEIF2) || ((FLAG) == DMA_FLAG_DMEIF2) || \ ((FLAG) == DMA_FLAG_FEIF2) || ((FLAG) == DMA_FLAG_TCIF3) || \ ((FLAG) == DMA_FLAG_HTIF3) || ((FLAG) == DMA_FLAG_TEIF3) || \ ((FLAG) == DMA_FLAG_DMEIF3) || ((FLAG) == DMA_FLAG_FEIF3) || \ ((FLAG) == DMA_FLAG_TCIF4) || ((FLAG) == DMA_FLAG_HTIF4) || \ ((FLAG) == DMA_FLAG_TEIF4) || ((FLAG) == DMA_FLAG_DMEIF4) || \ ((FLAG) == DMA_FLAG_FEIF4) || ((FLAG) == DMA_FLAG_TCIF5) || \ ((FLAG) == DMA_FLAG_HTIF5) || ((FLAG) == DMA_FLAG_TEIF5) || \ ((FLAG) == DMA_FLAG_DMEIF5) || ((FLAG) == DMA_FLAG_FEIF5) || \ ((FLAG) == DMA_FLAG_TCIF6) || ((FLAG) == DMA_FLAG_HTIF6) || \ ((FLAG) == DMA_FLAG_TEIF6) || ((FLAG) == DMA_FLAG_DMEIF6) || \ ((FLAG) == DMA_FLAG_FEIF6) || ((FLAG) == DMA_FLAG_TCIF7) || \ ((FLAG) == DMA_FLAG_HTIF7) || ((FLAG) == DMA_FLAG_TEIF7) || \ ((FLAG) == DMA_FLAG_DMEIF7) || ((FLAG) == DMA_FLAG_FEIF7)) /** * @} */ /** @defgroup DMA_interrupt_enable_definitions * @{ */ #define DMA_IT_TC ((uint32_t)0x00000010) #define DMA_IT_HT ((uint32_t)0x00000008) #define DMA_IT_TE ((uint32_t)0x00000004) #define DMA_IT_DME ((uint32_t)0x00000002) #define DMA_IT_FE ((uint32_t)0x00000080) #define IS_DMA_CONFIG_IT(IT) ((((IT) & 0xFFFFFF61) == 0x00) && ((IT) != 0x00)) /** * @} */ /** @defgroup DMA_interrupts_definitions * @{ */ #define DMA_IT_FEIF0 ((uint32_t)0x90000001) #define DMA_IT_DMEIF0 ((uint32_t)0x10001004) #define DMA_IT_TEIF0 ((uint32_t)0x10002008) #define DMA_IT_HTIF0 ((uint32_t)0x10004010) #define DMA_IT_TCIF0 ((uint32_t)0x10008020) #define DMA_IT_FEIF1 ((uint32_t)0x90000040) #define DMA_IT_DMEIF1 ((uint32_t)0x10001100) #define DMA_IT_TEIF1 ((uint32_t)0x10002200) #define DMA_IT_HTIF1 ((uint32_t)0x10004400) #define DMA_IT_TCIF1 ((uint32_t)0x10008800) #define DMA_IT_FEIF2 ((uint32_t)0x90010000) #define DMA_IT_DMEIF2 ((uint32_t)0x10041000) #define DMA_IT_TEIF2 ((uint32_t)0x10082000) #define DMA_IT_HTIF2 ((uint32_t)0x10104000) #define DMA_IT_TCIF2 ((uint32_t)0x10208000) #define DMA_IT_FEIF3 ((uint32_t)0x90400000) #define DMA_IT_DMEIF3 ((uint32_t)0x11001000) #define DMA_IT_TEIF3 ((uint32_t)0x12002000) #define DMA_IT_HTIF3 ((uint32_t)0x14004000) #define DMA_IT_TCIF3 ((uint32_t)0x18008000) #define DMA_IT_FEIF4 ((uint32_t)0xA0000001) #define DMA_IT_DMEIF4 ((uint32_t)0x20001004) #define DMA_IT_TEIF4 ((uint32_t)0x20002008) #define DMA_IT_HTIF4 ((uint32_t)0x20004010) #define DMA_IT_TCIF4 ((uint32_t)0x20008020) #define DMA_IT_FEIF5 ((uint32_t)0xA0000040) #define DMA_IT_DMEIF5 ((uint32_t)0x20001100) #define DMA_IT_TEIF5 ((uint32_t)0x20002200) #define DMA_IT_HTIF5 ((uint32_t)0x20004400) #define DMA_IT_TCIF5 ((uint32_t)0x20008800) #define DMA_IT_FEIF6 ((uint32_t)0xA0010000) #define DMA_IT_DMEIF6 ((uint32_t)0x20041000) #define DMA_IT_TEIF6 ((uint32_t)0x20082000) #define DMA_IT_HTIF6 ((uint32_t)0x20104000) #define DMA_IT_TCIF6 ((uint32_t)0x20208000) #define DMA_IT_FEIF7 ((uint32_t)0xA0400000) #define DMA_IT_DMEIF7 ((uint32_t)0x21001000) #define DMA_IT_TEIF7 ((uint32_t)0x22002000) #define DMA_IT_HTIF7 ((uint32_t)0x24004000) #define DMA_IT_TCIF7 ((uint32_t)0x28008000) #define IS_DMA_CLEAR_IT(IT) ((((IT) & 0x30000000) != 0x30000000) && \ (((IT) & 0x30000000) != 0) && ((IT) != 0x00) && \ (((IT) & 0x40820082) == 0x00)) #define IS_DMA_GET_IT(IT) (((IT) == DMA_IT_TCIF0) || ((IT) == DMA_IT_HTIF0) || \ ((IT) == DMA_IT_TEIF0) || ((IT) == DMA_IT_DMEIF0) || \ ((IT) == DMA_IT_FEIF0) || ((IT) == DMA_IT_TCIF1) || \ ((IT) == DMA_IT_HTIF1) || ((IT) == DMA_IT_TEIF1) || \ ((IT) == DMA_IT_DMEIF1)|| ((IT) == DMA_IT_FEIF1) || \ ((IT) == DMA_IT_TCIF2) || ((IT) == DMA_IT_HTIF2) || \ ((IT) == DMA_IT_TEIF2) || ((IT) == DMA_IT_DMEIF2) || \ ((IT) == DMA_IT_FEIF2) || ((IT) == DMA_IT_TCIF3) || \ ((IT) == DMA_IT_HTIF3) || ((IT) == DMA_IT_TEIF3) || \ ((IT) == DMA_IT_DMEIF3)|| ((IT) == DMA_IT_FEIF3) || \ ((IT) == DMA_IT_TCIF4) || ((IT) == DMA_IT_HTIF4) || \ ((IT) == DMA_IT_TEIF4) || ((IT) == DMA_IT_DMEIF4) || \ ((IT) == DMA_IT_FEIF4) || ((IT) == DMA_IT_TCIF5) || \ ((IT) == DMA_IT_HTIF5) || ((IT) == DMA_IT_TEIF5) || \ ((IT) == DMA_IT_DMEIF5)|| ((IT) == DMA_IT_FEIF5) || \ ((IT) == DMA_IT_TCIF6) || ((IT) == DMA_IT_HTIF6) || \ ((IT) == DMA_IT_TEIF6) || ((IT) == DMA_IT_DMEIF6) || \ ((IT) == DMA_IT_FEIF6) || ((IT) == DMA_IT_TCIF7) || \ ((IT) == DMA_IT_HTIF7) || ((IT) == DMA_IT_TEIF7) || \ ((IT) == DMA_IT_DMEIF7)|| ((IT) == DMA_IT_FEIF7)) /** * @} */ /** @defgroup DMA_peripheral_increment_offset * @{ */ #define DMA_PINCOS_Psize ((uint32_t)0x00000000) #define DMA_PINCOS_WordAligned ((uint32_t)0x00008000) #define IS_DMA_PINCOS_SIZE(SIZE) (((SIZE) == DMA_PINCOS_Psize) || \ ((SIZE) == DMA_PINCOS_WordAligned)) /** * @} */ /** @defgroup DMA_flow_controller_definitions * @{ */ #define DMA_FlowCtrl_Memory ((uint32_t)0x00000000) #define DMA_FlowCtrl_Peripheral ((uint32_t)0x00000020) #define IS_DMA_FLOW_CTRL(CTRL) (((CTRL) == DMA_FlowCtrl_Memory) || \ ((CTRL) == DMA_FlowCtrl_Peripheral)) /** * @} */ /** @defgroup DMA_memory_targets_definitions * @{ */ #define DMA_Memory_0 ((uint32_t)0x00000000) #define DMA_Memory_1 ((uint32_t)0x00080000) #define IS_DMA_CURRENT_MEM(MEM) (((MEM) == DMA_Memory_0) || ((MEM) == DMA_Memory_1)) /** * @} */ /** * @} */ /* Exported macro ------------------------------------------------------------*/ /* Exported functions --------------------------------------------------------*/ /* Function used to set the DMA configuration to the default reset state *****/ void DMA_DeInit(DMA_Stream_TypeDef* DMAy_Streamx); /* Initialization and Configuration functions *********************************/ void DMA_Init(DMA_Stream_TypeDef* DMAy_Streamx, DMA_InitTypeDef* DMA_InitStruct); void DMA_StructInit(DMA_InitTypeDef* DMA_InitStruct); void DMA_Cmd(DMA_Stream_TypeDef* DMAy_Streamx, FunctionalState NewState); /* Optional Configuration functions *******************************************/ void DMA_PeriphIncOffsetSizeConfig(DMA_Stream_TypeDef* DMAy_Streamx, uint32_t DMA_Pincos); void DMA_FlowControllerConfig(DMA_Stream_TypeDef* DMAy_Streamx, uint32_t DMA_FlowCtrl); /* Data Counter functions *****************************************************/ void DMA_SetCurrDataCounter(DMA_Stream_TypeDef* DMAy_Streamx, uint16_t Counter); uint16_t DMA_GetCurrDataCounter(DMA_Stream_TypeDef* DMAy_Streamx); /* Double Buffer mode functions ***********************************************/ void DMA_DoubleBufferModeConfig(DMA_Stream_TypeDef* DMAy_Streamx, uint32_t Memory1BaseAddr, uint32_t DMA_CurrentMemory); void DMA_DoubleBufferModeCmd(DMA_Stream_TypeDef* DMAy_Streamx, FunctionalState NewState); void DMA_MemoryTargetConfig(DMA_Stream_TypeDef* DMAy_Streamx, uint32_t MemoryBaseAddr, uint32_t DMA_MemoryTarget); uint32_t DMA_GetCurrentMemoryTarget(DMA_Stream_TypeDef* DMAy_Streamx); /* Interrupts and flags management functions **********************************/ FunctionalState DMA_GetCmdStatus(DMA_Stream_TypeDef* DMAy_Streamx); uint32_t DMA_GetFIFOStatus(DMA_Stream_TypeDef* DMAy_Streamx); FlagStatus DMA_GetFlagStatus(DMA_Stream_TypeDef* DMAy_Streamx, uint32_t DMA_FLAG); void DMA_ClearFlag(DMA_Stream_TypeDef* DMAy_Streamx, uint32_t DMA_FLAG); void DMA_ITConfig(DMA_Stream_TypeDef* DMAy_Streamx, uint32_t DMA_IT, FunctionalState NewState); ITStatus DMA_GetITStatus(DMA_Stream_TypeDef* DMAy_Streamx, uint32_t DMA_IT); void DMA_ClearITPendingBit(DMA_Stream_TypeDef* DMAy_Streamx, uint32_t DMA_IT); #ifdef __cplusplus } #endif #endif /*__STM32F4xx_DMA_H */ /** * @} */ /** * @} */ /******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/