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📄 stm32f10x_dma.h

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/******************** (C) COPYRIGHT 2008 STMicroelectronics ********************
* File Name          : stm32f10x_dma.h
* Author             : MCD Application Team
* Version            : V2.0.2
* Date               : 07/11/2008
* Description        : This file contains all the functions prototypes for the
*                      DMA firmware library.
********************************************************************************
* 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.
*******************************************************************************/

/* 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 --------------------------------------------------------*/
#define IS_DMA_ALL_PERIPH(PERIPH) (((*(u32*)&(PERIPH)) == DMA1_Channel1_BASE) || \
                                   ((*(u32*)&(PERIPH)) == DMA1_Channel2_BASE)  || \
                                   ((*(u32*)&(PERIPH)) == DMA1_Channel3_BASE)  || \
                                   ((*(u32*)&(PERIPH)) == DMA1_Channel4_BASE)  || \
                                   ((*(u32*)&(PERIPH)) == DMA1_Channel5_BASE)  || \
                                   ((*(u32*)&(PERIPH)) == DMA1_Channel6_BASE)  || \
                                   ((*(u32*)&(PERIPH)) == DMA1_Channel7_BASE)  || \
                                   ((*(u32*)&(PERIPH)) == DMA2_Channel1_BASE)  || \
                                   ((*(u32*)&(PERIPH)) == DMA2_Channel2_BASE)  || \
                                   ((*(u32*)&(PERIPH)) == DMA2_Channel3_BASE)  || \
                                   ((*(u32*)&(PERIPH)) == DMA2_Channel4_BASE)  || \
                                   ((*(u32*)&(PERIPH)) == DMA2_Channel5_BASE))

/* 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))

/* For DMA1 */
#define DMA1_IT_GL1                        ((u32)0x00000001)
#define DMA1_IT_TC1                        ((u32)0x00000002)
#define DMA1_IT_HT1                        ((u32)0x00000004)
#define DMA1_IT_TE1                        ((u32)0x00000008)
#define DMA1_IT_GL2                        ((u32)0x00000010)
#define DMA1_IT_TC2                        ((u32)0x00000020)
#define DMA1_IT_HT2                        ((u32)0x00000040)
#define DMA1_IT_TE2                        ((u32)0x00000080)
#define DMA1_IT_GL3                        ((u32)0x00000100)
#define DMA1_IT_TC3                        ((u32)0x00000200)
#define DMA1_IT_HT3                        ((u32)0x00000400)
#define DMA1_IT_TE3                        ((u32)0x00000800)
#define DMA1_IT_GL4                        ((u32)0x00001000)
#define DMA1_IT_TC4                        ((u32)0x00002000)
#define DMA1_IT_HT4                        ((u32)0x00004000)
#define DMA1_IT_TE4                        ((u32)0x00008000)
#define DMA1_IT_GL5                        ((u32)0x00010000)
#define DMA1_IT_TC5                        ((u32)0x00020000)
#define DMA1_IT_HT5                        ((u32)0x00040000)
#define DMA1_IT_TE5                        ((u32)0x00080000)
#define DMA1_IT_GL6                        ((u32)0x00100000)
#define DMA1_IT_TC6                        ((u32)0x00200000)
#define DMA1_IT_HT6                        ((u32)0x00400000)
#define DMA1_IT_TE6                        ((u32)0x00800000)
#define DMA1_IT_GL7                        ((u32)0x01000000)

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