stm32f10x_dma.h 20.3 KB
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439
/**
  ******************************************************************************
  * @file    stm32f10x_dma.h
  * @author  MCD Application Team
  * @version V3.5.0
  * @date    11-March-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.
  *
  * <h2><center>&copy; COPYRIGHT 2011 STMicroelectronics</center></h2>
  ******************************************************************************
  */

/* 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);
void DMA_SetCurrDataCounter(DMA_Channel_TypeDef* DMAy_Channelx, uint16_t DataNumber); 
uint16_t DMA_GetCurrDataCounter(DMA_Channel_TypeDef* DMAy_Channelx);
FlagStatus DMA_GetFlagStatus(uint32_t DMAy_FLAG);
void DMA_ClearFlag(uint32_t DMAy_FLAG);
ITStatus DMA_GetITStatus(uint32_t DMAy_IT);
void DMA_ClearITPendingBit(uint32_t DMAy_IT);

#ifdef __cplusplus
}
#endif

#endif /*__STM32F10x_DMA_H */
/**
  * @}
  */

/**
  * @}
  */

/**
  * @}
  */

/******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/