tmk_core/tool/mbed/mbed-sdk/libraries/mbed/targets/cmsis/TARGET_STM/TARGET_STM32F1/stm32f1xx_hal_i2c.h

   1 /**
   2   ******************************************************************************
   3   * @file    stm32f1xx_hal_i2c.h
   4   * @author  MCD Application Team
   5   * @version V1.0.0
   6   * @date    15-December-2014
   7   * @brief   Header file of I2C HAL module.
   8   ******************************************************************************
   9   * @attention
  10   *
  11   * <h2><center>&copy; COPYRIGHT(c) 2014 STMicroelectronics</center></h2>
  12   *
  13   * Redistribution and use in source and binary forms, with or without modification,
  14   * are permitted provided that the following conditions are met:
  15   *   1. Redistributions of source code must retain the above copyright notice,
  16   *      this list of conditions and the following disclaimer.
  17   *   2. Redistributions in binary form must reproduce the above copyright notice,
  18   *      this list of conditions and the following disclaimer in the documentation
  19   *      and/or other materials provided with the distribution.
  20   *   3. Neither the name of STMicroelectronics nor the names of its contributors
  21   *      may be used to endorse or promote products derived from this software
  22   *      without specific prior written permission.
  23   *
  24   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  25   * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  26   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  27   * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
  28   * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  29   * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  30   * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
  31   * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  32   * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  33   * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  34   *
  35   ******************************************************************************
  36   */
  37
  38 /* Define to prevent recursive inclusion -------------------------------------*/
  39 #ifndef __STM32F1xx_HAL_I2C_H
  40 #define __STM32F1xx_HAL_I2C_H
  41
  42 #ifdef __cplusplus
  43  extern "C" {
  44 #endif
  45
  46 /* Includes ------------------------------------------------------------------*/
  47 #include "stm32f1xx_hal_def.h"
  48
  49 /** @addtogroup STM32F1xx_HAL_Driver
  50   * @{
  51   */
  52
  53 /** @addtogroup I2C
  54   * @{
  55   */
  56
  57 /* Exported types ------------------------------------------------------------*/
  58 /** @defgroup I2C_Exported_Types I2C Exported Types
  59   * @{
  60   */
  61
  62 /** @defgroup I2C_Configuration_Structure_definition I2C Configuration Structure definition
  63   * @brief  I2C Configuration Structure definition
  64   * @{
  65   */
  66 typedef struct
  67 {
  68   uint32_t ClockSpeed;       /*!< Specifies the clock frequency.
  69                                   This parameter must be set to a value lower than 400kHz */
  70
  71   uint32_t DutyCycle;        /*!< Specifies the I2C fast mode duty cycle.
  72                                   This parameter can be a value of @ref I2C_duty_cycle_in_fast_mode */
  73
  74   uint32_t OwnAddress1;      /*!< Specifies the first device own address.
  75                                   This parameter can be a 7-bit or 10-bit address. */
  76
  77   uint32_t AddressingMode;   /*!< Specifies if 7-bit or 10-bit addressing mode is selected.
  78                                   This parameter can be a value of @ref I2C_addressing_mode */
  79
  80   uint32_t DualAddressMode;  /*!< Specifies if dual addressing mode is selected.
  81                                   This parameter can be a value of @ref I2C_dual_addressing_mode */
  82
  83   uint32_t OwnAddress2;      /*!< Specifies the second device own address if dual addressing mode is selected
  84                                   This parameter can be a 7-bit address. */
  85
  86   uint32_t GeneralCallMode;  /*!< Specifies if general call mode is selected.
  87                                   This parameter can be a value of @ref I2C_general_call_addressing_mode */
  88
  89   uint32_t NoStretchMode;    /*!< Specifies if nostretch mode is selected.
  90                                   This parameter can be a value of @ref I2C_nostretch_mode */
  91
  92 }I2C_InitTypeDef;
  93
  94 /**
  95   * @}
  96   */
  97
  98 /** @defgroup HAL_state_structure_definition HAL state structure definition
  99   * @brief  HAL State structure definition
 100   * @{
 101   */
 102
 103 typedef enum
 104 {
 105   HAL_I2C_STATE_RESET             = 0x00,  /*!< I2C not yet initialized or disabled         */
 106   HAL_I2C_STATE_READY             = 0x01,  /*!< I2C initialized and ready for use           */
 107   HAL_I2C_STATE_BUSY              = 0x02,  /*!< I2C internal process is ongoing             */
 108   HAL_I2C_STATE_BUSY_TX           = 0x12,  /*!< Data Transmission process is ongoing        */
 109   HAL_I2C_STATE_BUSY_RX           = 0x22,  /*!< Data Reception process is ongoing           */
 110   HAL_I2C_STATE_MEM_BUSY_TX       = 0x32,  /*!< Memory Data Transmission process is ongoing */
 111   HAL_I2C_STATE_MEM_BUSY_RX       = 0x42,  /*!< Memory Data Reception process is ongoing    */
 112   HAL_I2C_STATE_TIMEOUT           = 0x03,  /*!< I2C timeout state                           */
 113   HAL_I2C_STATE_ERROR             = 0x04   /*!< I2C error state                             */
 114
 115 }HAL_I2C_StateTypeDef;
 116
 117 /**
 118   * @}
 119   */
 120
 121 /** @defgroup I2C_handle_Structure_definition I2C handle Structure definition
 122   * @brief  I2C handle Structure definition
 123   * @{
 124   */
 125 typedef struct
 126 {
 127   I2C_TypeDef                *Instance;  /*!< I2C registers base address     */
 128
 129   I2C_InitTypeDef            Init;       /*!< I2C communication parameters   */
 130
 131   uint8_t                    *pBuffPtr;  /*!< Pointer to I2C transfer buffer */
 132
 133   uint16_t                   XferSize;   /*!< I2C transfer size              */
 134
 135   __IO uint16_t              XferCount;  /*!< I2C transfer counter           */
 136
 137   DMA_HandleTypeDef          *hdmatx;    /*!< I2C Tx DMA handle parameters   */
 138
 139   DMA_HandleTypeDef          *hdmarx;    /*!< I2C Rx DMA handle parameters   */
 140
 141   HAL_LockTypeDef            Lock;       /*!< I2C locking object             */
 142
 143   __IO HAL_I2C_StateTypeDef  State;      /*!< I2C communication state        */
 144
 145   __IO uint32_t              ErrorCode;  /* I2C Error code                   */
 146
 147 }I2C_HandleTypeDef;
 148 /**
 149   * @}
 150   */
 151
 152 /**
 153   * @}
 154   */
 155 /* Exported constants --------------------------------------------------------*/
 156
 157 /** @defgroup I2C_Exported_Constants I2C Exported Constants
 158   * @{
 159   */
 160
 161 /** @defgroup I2C_Error_Codes I2C Error Codes
 162   * @{
 163   */
 164
 165 #define HAL_I2C_ERROR_NONE      ((uint32_t)0x00)    /*!< No error             */
 166 #define HAL_I2C_ERROR_BERR      ((uint32_t)0x01)    /*!< BERR error           */
 167 #define HAL_I2C_ERROR_ARLO      ((uint32_t)0x02)    /*!< ARLO error           */
 168 #define HAL_I2C_ERROR_AF        ((uint32_t)0x04)    /*!< AF error             */
 169 #define HAL_I2C_ERROR_OVR       ((uint32_t)0x08)    /*!< OVR error            */
 170 #define HAL_I2C_ERROR_DMA       ((uint32_t)0x10)    /*!< DMA transfer error   */
 171 #define HAL_I2C_ERROR_TIMEOUT   ((uint32_t)0x20)     /*!< Timeout error        */
 172
 173 /**
 174   * @}
 175   */
 176
 177
 178
 179 /** @defgroup I2C_duty_cycle_in_fast_mode I2C Duty Cycle
 180   * @{
 181   */
 182 #define I2C_DUTYCYCLE_2                 ((uint32_t)0x00000000)
 183 #define I2C_DUTYCYCLE_16_9              I2C_CCR_DUTY
 184 /**
 185   * @}
 186   */
 187
 188 /** @defgroup I2C_addressing_mode I2C addressing mode
 189   * @{
 190   */
 191 #define I2C_ADDRESSINGMODE_7BIT         ((uint32_t)0x00004000)
 192 #define I2C_ADDRESSINGMODE_10BIT        (I2C_OAR1_ADDMODE | ((uint32_t)0x00004000))
 193 /**
 194   * @}
 195   */
 196
 197 /** @defgroup I2C_dual_addressing_mode I2C dual addressing mode
 198   * @{
 199   */
 200 #define I2C_DUALADDRESS_DISABLE         ((uint32_t)0x00000000)
 201 #define I2C_DUALADDRESS_ENABLE          I2C_OAR2_ENDUAL
 202 /**
 203   * @}
 204   */
 205
 206 /** @defgroup I2C_general_call_addressing_mode I2C general call addressing mode
 207   * @{
 208   */
 209 #define I2C_GENERALCALL_DISABLE         ((uint32_t)0x00000000)
 210 #define I2C_GENERALCALL_ENABLE          I2C_CR1_ENGC
 211 /**
 212   * @}
 213   */
 214
 215 /** @defgroup I2C_nostretch_mode I2C nostretch mode
 216   * @{
 217   */
 218 #define I2C_NOSTRETCH_DISABLE           ((uint32_t)0x00000000)
 219 #define I2C_NOSTRETCH_ENABLE            I2C_CR1_NOSTRETCH
 220 /**
 221   * @}
 222   */
 223
 224 /** @defgroup I2C_Memory_Address_Size I2C Memory Address Size
 225   * @{
 226   */
 227 #define I2C_MEMADD_SIZE_8BIT            ((uint32_t)0x00000001)
 228 #define I2C_MEMADD_SIZE_16BIT           ((uint32_t)0x00000010)
 229 /**
 230   * @}
 231   */
 232
 233 /** @defgroup I2C_Interrupt_configuration_definition I2C Interrupt configuration definition
 234   * @{
 235   */
 236 #define I2C_IT_BUF                      I2C_CR2_ITBUFEN
 237 #define I2C_IT_EVT                      I2C_CR2_ITEVTEN
 238 #define I2C_IT_ERR                      I2C_CR2_ITERREN
 239 /**
 240   * @}
 241   */
 242
 243 /** @defgroup I2C_Flag_definition I2C Flag definition
 244   * @brief I2C Interrupt definition
 245   *           - 0001XXXX  : Flag control mask for SR1 Register
 246   *           - 0010XXXX  : Flag control mask for SR2 Register
 247   * @{
 248   */
 249 #define I2C_FLAG_SMBALERT               ((uint32_t)0x00018000)
 250 #define I2C_FLAG_TIMEOUT                ((uint32_t)0x00014000)
 251 #define I2C_FLAG_PECERR                 ((uint32_t)0x00011000)
 252 #define I2C_FLAG_OVR                    ((uint32_t)0x00010800)
 253 #define I2C_FLAG_AF                     ((uint32_t)0x00010400)
 254 #define I2C_FLAG_ARLO                   ((uint32_t)0x00010200)
 255 #define I2C_FLAG_BERR                   ((uint32_t)0x00010100)
 256 #define I2C_FLAG_TXE                    ((uint32_t)0x00010080)
 257 #define I2C_FLAG_RXNE                   ((uint32_t)0x00010040)
 258 #define I2C_FLAG_STOPF                  ((uint32_t)0x00010010)
 259 #define I2C_FLAG_ADD10                  ((uint32_t)0x00010008)
 260 #define I2C_FLAG_BTF                    ((uint32_t)0x00010004)
 261 #define I2C_FLAG_ADDR                   ((uint32_t)0x00010002)
 262 #define I2C_FLAG_SB                     ((uint32_t)0x00010001)
 263 #define I2C_FLAG_DUALF                  ((uint32_t)0x00100080)
 264 #define I2C_FLAG_SMBHOST                ((uint32_t)0x00100040)
 265 #define I2C_FLAG_SMBDEFAULT             ((uint32_t)0x00100020)
 266 #define I2C_FLAG_GENCALL                ((uint32_t)0x00100010)
 267 #define I2C_FLAG_TRA                    ((uint32_t)0x00100004)
 268 #define I2C_FLAG_BUSY                   ((uint32_t)0x00100002)
 269 #define I2C_FLAG_MSL                    ((uint32_t)0x00100001)
 270 #define I2C_FLAG_MASK                   ((uint32_t)0x0000FFFF)
 271 /**
 272   * @}
 273   */
 274
 275 /**
 276   * @}
 277   */
 278
 279 /* Exported macros -----------------------------------------------------------*/
 280
 281 /** @defgroup I2C_Exported_Macros I2C Exported Macros
 282   * @{
 283   */
 284
 285 /** @brief Reset I2C handle state
 286   * @param  __HANDLE__: specifies the I2C Handle.
 287   * @retval None
 288   */
 289 #define __HAL_I2C_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_I2C_STATE_RESET)
 290
 291 /** @brief  Enable the specified I2C interrupts.
 292   * @param  __HANDLE__: specifies the I2C Handle.
 293   * @param  __INTERRUPT__: specifies the interrupt source to enable.
 294   *         This parameter can be one of the following values:
 295   *            @arg I2C_IT_BUF: Buffer interrupt enable
 296   *            @arg I2C_IT_EVT: Event interrupt enable
 297   *            @arg I2C_IT_ERR: Error interrupt enable
 298   * @retval None
 299   */
 300 #define __HAL_I2C_ENABLE_IT(__HANDLE__, __INTERRUPT__)   (SET_BIT((__HANDLE__)->Instance->CR2, (__INTERRUPT__)))
 301
 302 /** @brief  Disable the specified I2C interrupts.
 303   * @param  __HANDLE__: specifies the I2C Handle.
 304   * @param  __INTERRUPT__: specifies the interrupt source to disable.
 305   *         This parameter can be one of the following values:
 306   *            @arg I2C_IT_BUF: Buffer interrupt enable
 307   *            @arg I2C_IT_EVT: Event interrupt enable
 308   *            @arg I2C_IT_ERR: Error interrupt enable
 309   * @retval None
 310   */
 311 #define __HAL_I2C_DISABLE_IT(__HANDLE__, __INTERRUPT__)  (CLEAR_BIT((__HANDLE__)->Instance->CR2, (__INTERRUPT__)))
 312
 313 /** @brief  Checks if the specified I2C interrupt source is enabled or disabled.
 314   * @param  __HANDLE__: specifies the I2C Handle.
 315   * @param  __INTERRUPT__: specifies the I2C interrupt source to check.
 316   *          This parameter can be one of the following values:
 317   *            @arg I2C_IT_BUF: Buffer interrupt enable
 318   *            @arg I2C_IT_EVT: Event interrupt enable
 319   *            @arg I2C_IT_ERR: Error interrupt enable
 320   * @retval The new state of __INTERRUPT__ (TRUE or FALSE).
 321   */
 322 #define __HAL_I2C_GET_IT_SOURCE(__HANDLE__, __INTERRUPT__) ((((__HANDLE__)->Instance->CR2 & (__INTERRUPT__)) == (__INTERRUPT__)) ? SET : RESET)
 323
 324 /** @brief  Checks whether the specified I2C flag is set or not.
 325   * @param  __HANDLE__: specifies the I2C Handle.
 326   * @param  __FLAG__: specifies the flag to check.
 327   *         This parameter can be one of the following values:
 328   *            @arg I2C_FLAG_SMBALERT: SMBus Alert flag
 329   *            @arg I2C_FLAG_TIMEOUT: Timeout or Tlow error flag
 330   *            @arg I2C_FLAG_PECERR: PEC error in reception flag
 331   *            @arg I2C_FLAG_OVR: Overrun/Underrun flag
 332   *            @arg I2C_FLAG_AF: Acknowledge failure flag
 333   *            @arg I2C_FLAG_ARLO: Arbitration lost flag
 334   *            @arg I2C_FLAG_BERR: Bus error flag
 335   *            @arg I2C_FLAG_TXE: Data register empty flag
 336   *            @arg I2C_FLAG_RXNE: Data register not empty flag
 337   *            @arg I2C_FLAG_STOPF: Stop detection flag
 338   *            @arg I2C_FLAG_ADD10: 10-bit header sent flag
 339   *            @arg I2C_FLAG_BTF: Byte transfer finished flag
 340   *            @arg I2C_FLAG_ADDR: Address sent flag
 341   *                                Address matched flag
 342   *            @arg I2C_FLAG_SB: Start bit flag
 343   *            @arg I2C_FLAG_DUALF: Dual flag
 344   *            @arg I2C_FLAG_SMBHOST: SMBus host header
 345   *            @arg I2C_FLAG_SMBDEFAULT: SMBus default header
 346   *            @arg I2C_FLAG_GENCALL: General call header flag
 347   *            @arg I2C_FLAG_TRA: Transmitter/Receiver flag
 348   *            @arg I2C_FLAG_BUSY: Bus busy flag
 349   *            @arg I2C_FLAG_MSL: Master/Slave flag
 350   * @retval The new state of __FLAG__ (TRUE or FALSE).
 351   */
 352 #define __HAL_I2C_GET_FLAG(__HANDLE__, __FLAG__) ((((uint8_t)((__FLAG__) >> 16)) == 0x01)?((((__HANDLE__)->Instance->SR1) & ((__FLAG__) & I2C_FLAG_MASK)) == ((__FLAG__) & I2C_FLAG_MASK)): \
 353                                                  ((((__HANDLE__)->Instance->SR2) & ((__FLAG__) & I2C_FLAG_MASK)) == ((__FLAG__) & I2C_FLAG_MASK)))
 354
 355 /** @brief  Clears the I2C pending flags which are cleared by writing 0 in a specific bit.
 356   * @param  __HANDLE__: specifies the I2C Handle.
 357   * @param  __FLAG__: specifies the flag to clear.
 358   *         This parameter can be any combination of the following values:
 359   *            @arg I2C_FLAG_SMBALERT: SMBus Alert flag
 360   *            @arg I2C_FLAG_TIMEOUT: Timeout or Tlow error flag
 361   *            @arg I2C_FLAG_PECERR: PEC error in reception flag
 362   *            @arg I2C_FLAG_OVR: Overrun/Underrun flag (Slave mode)
 363   *            @arg I2C_FLAG_AF: Acknowledge failure flag
 364   *            @arg I2C_FLAG_ARLO: Arbitration lost flag (Master mode)
 365   *            @arg I2C_FLAG_BERR: Bus error flag
 366   * @retval None
 367   */
 368 #define __HAL_I2C_CLEAR_FLAG(__HANDLE__, __FLAG__)  (__HANDLE__)->Instance->SR1 = (((__HANDLE__)->Instance->SR1) & (~((__FLAG__) & I2C_FLAG_MASK)))
 369
 370 /** @brief  Clears the I2C ADDR pending flag.
 371   * @param  __HANDLE__: specifies the I2C Handle.
 372   * @retval None
 373   */
 374 #define __HAL_I2C_CLEAR_ADDRFLAG(__HANDLE__) \
 375  do{                                         \
 376     __IO uint32_t tmpreg;                    \
 377     tmpreg = (__HANDLE__)->Instance->SR1;    \
 378     tmpreg = (__HANDLE__)->Instance->SR2;    \
 379     UNUSED(tmpreg);                          \
 380 }while(0)
 381
 382 /** @brief  Clears the I2C STOPF pending flag.
 383   * @param  __HANDLE__: specifies the I2C Handle.
 384   * @retval None
 385   */
 386 #define __HAL_I2C_CLEAR_STOPFLAG(__HANDLE__)               \
 387 do{                                                        \
 388     __IO uint32_t tmpreg;                                  \
 389     tmpreg = (__HANDLE__)->Instance->SR1;                  \
 390     tmpreg = (__HANDLE__)->Instance->CR1 |= I2C_CR1_PE;    \
 391     UNUSED(tmpreg);                                        \
 392 }while(0)
 393
 394 /** @brief  Enable the specified I2C peripheral.
 395   * @param  __HANDLE__: specifies the I2C Handle.
 396   * @retval None
 397   */
 398 #define __HAL_I2C_ENABLE(__HANDLE__)                             (SET_BIT((__HANDLE__)->Instance->CR1,  I2C_CR1_PE))
 399
 400 /** @brief  Disable the specified I2C peripheral.
 401   * @param  __HANDLE__: specifies the I2C Handle.
 402   * @retval None
 403   */
 404 #define __HAL_I2C_DISABLE(__HANDLE__)                            (CLEAR_BIT((__HANDLE__)->Instance->CR1, I2C_CR1_PE))
 405
 406 /**
 407   * @}
 408   */
 409
 410 /* Exported functions --------------------------------------------------------*/
 411 /** @addtogroup I2C_Exported_Functions
 412   * @{
 413   */
 414
 415 /** @addtogroup I2C_Exported_Functions_Group1 Initialization and de-initialization functions
 416   * @{
 417   */
 418
 419 /* Initialization/de-initialization functions  ********************************/
 420 HAL_StatusTypeDef HAL_I2C_Init(I2C_HandleTypeDef *hi2c);
 421 HAL_StatusTypeDef HAL_I2C_DeInit (I2C_HandleTypeDef *hi2c);
 422 void HAL_I2C_MspInit(I2C_HandleTypeDef *hi2c);
 423 void HAL_I2C_MspDeInit(I2C_HandleTypeDef *hi2c);
 424
 425 /**
 426   * @}
 427   */
 428
 429 /** @addtogroup I2C_Exported_Functions_Group2 Input and Output operation functions
 430   * @{
 431   */
 432
 433 /* IO operation functions  ****************************************************/
 434
 435  /******* Blocking mode: Polling */
 436 HAL_StatusTypeDef HAL_I2C_Master_Transmit(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size, uint32_t Timeout);
 437 HAL_StatusTypeDef HAL_I2C_Master_Receive(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size, uint32_t Timeout);
 438 HAL_StatusTypeDef HAL_I2C_Slave_Transmit(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size, uint32_t Timeout);
 439 HAL_StatusTypeDef HAL_I2C_Slave_Receive(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size, uint32_t Timeout);
 440 HAL_StatusTypeDef HAL_I2C_Mem_Write(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint16_t MemAddress, uint16_t MemAddSize, uint8_t *pData, uint16_t Size, uint32_t Timeout);
 441 HAL_StatusTypeDef HAL_I2C_Mem_Read(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint16_t MemAddress, uint16_t MemAddSize, uint8_t *pData, uint16_t Size, uint32_t Timeout);
 442 HAL_StatusTypeDef HAL_I2C_IsDeviceReady(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint32_t Trials, uint32_t Timeout);
 443
 444  /******* Non-Blocking mode: Interrupt */
 445 HAL_StatusTypeDef HAL_I2C_Master_Transmit_IT(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size);
 446 HAL_StatusTypeDef HAL_I2C_Master_Receive_IT(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size);
 447 HAL_StatusTypeDef HAL_I2C_Slave_Transmit_IT(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size);
 448 HAL_StatusTypeDef HAL_I2C_Slave_Receive_IT(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size);
 449 HAL_StatusTypeDef HAL_I2C_Mem_Write_IT(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint16_t MemAddress, uint16_t MemAddSize, uint8_t *pData, uint16_t Size);
 450 HAL_StatusTypeDef HAL_I2C_Mem_Read_IT(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint16_t MemAddress, uint16_t MemAddSize, uint8_t *pData, uint16_t Size);
 451
 452  /******* Non-Blocking mode: DMA */
 453 HAL_StatusTypeDef HAL_I2C_Master_Transmit_DMA(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size);
 454 HAL_StatusTypeDef HAL_I2C_Master_Receive_DMA(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size);
 455 HAL_StatusTypeDef HAL_I2C_Slave_Transmit_DMA(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size);
 456 HAL_StatusTypeDef HAL_I2C_Slave_Receive_DMA(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size);
 457 HAL_StatusTypeDef HAL_I2C_Mem_Write_DMA(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint16_t MemAddress, uint16_t MemAddSize, uint8_t *pData, uint16_t Size);
 458 HAL_StatusTypeDef HAL_I2C_Mem_Read_DMA(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint16_t MemAddress, uint16_t MemAddSize, uint8_t *pData, uint16_t Size);
 459 /**
 460   * @}
 461   */
 462
 463 /** @addtogroup IRQ_Handler_and_Callbacks IRQ Handler and Callbacks
 464  * @{
 465  */
 466 /******* I2C IRQHandler and Callbacks used in non blocking modes (Interrupt and DMA) */
 467 void HAL_I2C_EV_IRQHandler(I2C_HandleTypeDef *hi2c);
 468 void HAL_I2C_ER_IRQHandler(I2C_HandleTypeDef *hi2c);
 469 void HAL_I2C_MasterTxCpltCallback(I2C_HandleTypeDef *hi2c);
 470 void HAL_I2C_MasterRxCpltCallback(I2C_HandleTypeDef *hi2c);
 471 void HAL_I2C_SlaveTxCpltCallback(I2C_HandleTypeDef *hi2c);
 472 void HAL_I2C_SlaveRxCpltCallback(I2C_HandleTypeDef *hi2c);
 473 void HAL_I2C_MemTxCpltCallback(I2C_HandleTypeDef *hi2c);
 474 void HAL_I2C_MemRxCpltCallback(I2C_HandleTypeDef *hi2c);
 475 void HAL_I2C_ErrorCallback(I2C_HandleTypeDef *hi2c);
 476
 477 /**
 478   * @}
 479   */
 480
 481
 482 /** @addtogroup I2C_Exported_Functions_Group3 Peripheral State and Errors functions
 483   * @{
 484   */
 485
 486 /* Peripheral State and Errors functions  *************************************/
 487 HAL_I2C_StateTypeDef HAL_I2C_GetState(I2C_HandleTypeDef *hi2c);
 488 uint32_t             HAL_I2C_GetError(I2C_HandleTypeDef *hi2c);
 489
 490 /**
 491   * @}
 492   */
 493
 494 /**
 495   * @}
 496   */
 497
 498 /* Private constants ---------------------------------------------------------*/
 499 /** @defgroup I2C_Private_Constants I2C Private Constants
 500   * @{
 501   */
 502 #define I2C_STANDARD_MODE_MAX_CLK ((uint32_t)100000) /* Standard Clock Up to 100kHz */
 503 #define I2C_FAST_MODE_MAX_CLK     ((uint32_t)400000) /* Fast Clock up to 400kHz */
 504 /**
 505   * @}
 506   */
 507
 508 /* Private macros ------------------------------------------------------------*/
 509 /** @defgroup I2C_Private_Macro I2C Private Macros
 510   * @{
 511   */
 512 #define IS_I2C_ADDRESSING_MODE(ADDRESS) (((ADDRESS) == I2C_ADDRESSINGMODE_7BIT) || \
 513                                          ((ADDRESS) == I2C_ADDRESSINGMODE_10BIT))
 514
 515 #define IS_I2C_DUAL_ADDRESS(ADDRESS) (((ADDRESS) == I2C_DUALADDRESS_DISABLE) || \
 516                                       ((ADDRESS) == I2C_DUALADDRESS_ENABLE))
 517
 518 #define IS_I2C_GENERAL_CALL(CALL) (((CALL) == I2C_GENERALCALL_DISABLE) || \
 519                                    ((CALL) == I2C_GENERALCALL_ENABLE))
 520
 521 #define IS_I2C_MEMADD_SIZE(SIZE) (((SIZE) == I2C_MEMADD_SIZE_8BIT) || \
 522                                   ((SIZE) == I2C_MEMADD_SIZE_16BIT))
 523
 524 #define IS_I2C_NO_STRETCH(STRETCH) (((STRETCH) == I2C_NOSTRETCH_DISABLE) || \
 525                                     ((STRETCH) == I2C_NOSTRETCH_ENABLE))
 526
 527 #define IS_I2C_OWN_ADDRESS1(ADDRESS1) (((ADDRESS1) & (uint32_t)(0xFFFFFC00)) == 0)
 528
 529 #define IS_I2C_OWN_ADDRESS2(ADDRESS2) (((ADDRESS2) & (uint32_t)(0xFFFFFF01)) == 0)
 530
 531 #define IS_I2C_CLOCK_SPEED(SPEED) (((SPEED) > 0) && ((SPEED) <= I2C_FAST_MODE_MAX_CLK))
 532
 533 #define IS_I2C_DUTY_CYCLE(CYCLE) (((CYCLE) == I2C_DUTYCYCLE_2) || \
 534                                   ((CYCLE) == I2C_DUTYCYCLE_16_9))
 535
 536 #define I2C_FREQ_RANGE(__PCLK__)                 ((__PCLK__)/1000000)
 537 #define I2C_RISE_TIME(__FREQRANGE__, __SPEED__)  (((__SPEED__) <= I2C_STANDARD_MODE_MAX_CLK) ? ((__FREQRANGE__) + 1) : ((((__FREQRANGE__) * 300) / 1000) + 1))
 538
 539 #define I2C_SPEED_STANDARD(__PCLK__, __SPEED__)            (((((__PCLK__)/((__SPEED__) << 1)) & I2C_CCR_CCR) < 4)? 4:((__PCLK__) / ((__SPEED__) << 1)))
 540 #define I2C_SPEED_FAST(__PCLK__, __SPEED__, __DUTYCYCLE__) (((__DUTYCYCLE__) == I2C_DUTYCYCLE_2)? ((__PCLK__) / ((__SPEED__) * 3)) : (((__PCLK__) / ((__SPEED__) * 25)) | I2C_DUTYCYCLE_16_9))
 541 #define I2C_SPEED(__PCLK__, __SPEED__, __DUTYCYCLE__)      (((__SPEED__) <= 100000)? (I2C_SPEED_STANDARD((__PCLK__), (__SPEED__))) : \
 542                                                                   ((I2C_SPEED_FAST((__PCLK__), (__SPEED__), (__DUTYCYCLE__)) & I2C_CCR_CCR) == 0)? 1 : \
 543                                                                   ((I2C_SPEED_FAST((__PCLK__), (__SPEED__), (__DUTYCYCLE__))) | I2C_CCR_FS))
 544
 545 #define I2C_MEM_ADD_MSB(__ADDRESS__)             ((uint8_t)((uint16_t)(((uint16_t)((__ADDRESS__) & (uint16_t)(0xFF00))) >> 8)))
 546 #define I2C_MEM_ADD_LSB(__ADDRESS__)             ((uint8_t)((uint16_t)((__ADDRESS__) & (uint16_t)(0x00FF))))
 547
 548 #define I2C_7BIT_ADD_WRITE(__ADDRESS__)          ((uint8_t)((__ADDRESS__) & (~I2C_OAR1_ADD0)))
 549 #define I2C_7BIT_ADD_READ(__ADDRESS__)           ((uint8_t)((__ADDRESS__) | I2C_OAR1_ADD0))
 550
 551 #define I2C_10BIT_ADDRESS(__ADDRESS__)           ((uint8_t)((uint16_t)((__ADDRESS__) & (uint16_t)(0x00FF))))
 552 #define I2C_10BIT_HEADER_WRITE(__ADDRESS__)      ((uint8_t)((uint16_t)((uint16_t)(((uint16_t)((__ADDRESS__) & (uint16_t)(0x0300))) >> 7) | (uint16_t)(0xF0))))
 553 #define I2C_10BIT_HEADER_READ(__ADDRESS__)       ((uint8_t)((uint16_t)((uint16_t)(((uint16_t)((__ADDRESS__) & (uint16_t)(0x0300))) >> 7) | (uint16_t)(0xF1))))
 554 /**
 555   * @}
 556   */
 557
 558 /* Private Fonctions ---------------------------------------------------------*/
 559 /** @defgroup I2C_Private_Functions I2C Private Functions
 560   * @{
 561   */
 562 /* Private functions are defined in stm32f1xx_hal_i2c.c file */
 563 /**
 564   * @}
 565   */
 566
 567 /**
 568   * @}
 569   */
 570
 571 /**
 572   * @}
 573   */
 574
 575 #ifdef __cplusplus
 576 }
 577 #endif
 578
 579
 580 #endif /* __STM32F1xx_HAL_I2C_H */
 581
 582 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/