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TARGET_NUCLEO_F411RE/stm32f4xx_hal_i2c.h@121:672067c3ada4, 2016-04-14 (annotated)

Committer:
elijahorr
Date:
Thu Apr 14 07:28:54 2016 +0000
Revision:
121:672067c3ada4
Parent:
110:165afa46840b 
.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
bogdanm 86:04dd9b1680ae 1 /**
bogdanm 86:04dd9b1680ae 2 ******************************************************************************
bogdanm 86:04dd9b1680ae 3 * @file stm32f4xx_hal_i2c.h
bogdanm 86:04dd9b1680ae 4 * @author MCD Application Team
Kojto 110:165afa46840b 5 * @version V1.4.1
Kojto 110:165afa46840b 6 * @date 09-October-2015
bogdanm 86:04dd9b1680ae 7 * @brief Header file of I2C HAL module.
bogdanm 86:04dd9b1680ae 8 ******************************************************************************
bogdanm 86:04dd9b1680ae 9 * @attention
bogdanm 86:04dd9b1680ae 10 *
Kojto 99:dbbf35b96557 11 * <h2><center>&copy; COPYRIGHT(c) 2015 STMicroelectronics</center></h2>
bogdanm 86:04dd9b1680ae 12 *
bogdanm 86:04dd9b1680ae 13 * Redistribution and use in source and binary forms, with or without modification,
bogdanm 86:04dd9b1680ae 14 * are permitted provided that the following conditions are met:
bogdanm 86:04dd9b1680ae 15 * 1. Redistributions of source code must retain the above copyright notice,
bogdanm 86:04dd9b1680ae 16 * this list of conditions and the following disclaimer.
bogdanm 86:04dd9b1680ae 17 * 2. Redistributions in binary form must reproduce the above copyright notice,
bogdanm 86:04dd9b1680ae 18 * this list of conditions and the following disclaimer in the documentation
bogdanm 86:04dd9b1680ae 19 * and/or other materials provided with the distribution.
bogdanm 86:04dd9b1680ae 20 * 3. Neither the name of STMicroelectronics nor the names of its contributors
bogdanm 86:04dd9b1680ae 21 * may be used to endorse or promote products derived from this software
bogdanm 86:04dd9b1680ae 22 * without specific prior written permission.
bogdanm 86:04dd9b1680ae 23 *
bogdanm 86:04dd9b1680ae 24 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
bogdanm 86:04dd9b1680ae 25 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
bogdanm 86:04dd9b1680ae 26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
bogdanm 86:04dd9b1680ae 27 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
bogdanm 86:04dd9b1680ae 28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
bogdanm 86:04dd9b1680ae 29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
bogdanm 86:04dd9b1680ae 30 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
bogdanm 86:04dd9b1680ae 31 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
bogdanm 86:04dd9b1680ae 32 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
bogdanm 86:04dd9b1680ae 33 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
bogdanm 86:04dd9b1680ae 34 *
bogdanm 86:04dd9b1680ae 35 ******************************************************************************
bogdanm 86:04dd9b1680ae 36 */
bogdanm 86:04dd9b1680ae 37
bogdanm 86:04dd9b1680ae 38 /* Define to prevent recursive inclusion -------------------------------------*/
bogdanm 86:04dd9b1680ae 39 #ifndef __STM32F4xx_HAL_I2C_H
bogdanm 86:04dd9b1680ae 40 #define __STM32F4xx_HAL_I2C_H
bogdanm 86:04dd9b1680ae 41
bogdanm 86:04dd9b1680ae 42 #ifdef __cplusplus
bogdanm 86:04dd9b1680ae 43 extern "C" {
bogdanm 86:04dd9b1680ae 44 #endif
bogdanm 86:04dd9b1680ae 45
bogdanm 86:04dd9b1680ae 46 /* Includes ------------------------------------------------------------------*/
bogdanm 86:04dd9b1680ae 47 #include "stm32f4xx_hal_def.h"
bogdanm 86:04dd9b1680ae 48
bogdanm 86:04dd9b1680ae 49 /** @addtogroup STM32F4xx_HAL_Driver
bogdanm 86:04dd9b1680ae 50 * @{
bogdanm 86:04dd9b1680ae 51 */
bogdanm 86:04dd9b1680ae 52
bogdanm 86:04dd9b1680ae 53 /** @addtogroup I2C
bogdanm 86:04dd9b1680ae 54 * @{
bogdanm 86:04dd9b1680ae 55 */
bogdanm 86:04dd9b1680ae 56
bogdanm 86:04dd9b1680ae 57 /* Exported types ------------------------------------------------------------*/
Kojto 99:dbbf35b96557 58 /** @defgroup I2C_Exported_Types I2C Exported Types
Kojto 99:dbbf35b96557 59 * @{
Kojto 99:dbbf35b96557 60 */
Kojto 99:dbbf35b96557 61
bogdanm 86:04dd9b1680ae 62 /**
bogdanm 86:04dd9b1680ae 63 * @brief I2C Configuration Structure definition
bogdanm 86:04dd9b1680ae 64 */
bogdanm 86:04dd9b1680ae 65 typedef struct
bogdanm 86:04dd9b1680ae 66 {
bogdanm 86:04dd9b1680ae 67 uint32_t ClockSpeed; /*!< Specifies the clock frequency.
bogdanm 86:04dd9b1680ae 68 This parameter must be set to a value lower than 400kHz */
bogdanm 86:04dd9b1680ae 69
bogdanm 86:04dd9b1680ae 70 uint32_t DutyCycle; /*!< Specifies the I2C fast mode duty cycle.
bogdanm 86:04dd9b1680ae 71 This parameter can be a value of @ref I2C_duty_cycle_in_fast_mode */
bogdanm 86:04dd9b1680ae 72
bogdanm 86:04dd9b1680ae 73 uint32_t OwnAddress1; /*!< Specifies the first device own address.
bogdanm 86:04dd9b1680ae 74 This parameter can be a 7-bit or 10-bit address. */
bogdanm 86:04dd9b1680ae 75
bogdanm 86:04dd9b1680ae 76 uint32_t AddressingMode; /*!< Specifies if 7-bit or 10-bit addressing mode is selected.
bogdanm 86:04dd9b1680ae 77 This parameter can be a value of @ref I2C_addressing_mode */
bogdanm 86:04dd9b1680ae 78
bogdanm 86:04dd9b1680ae 79 uint32_t DualAddressMode; /*!< Specifies if dual addressing mode is selected.
bogdanm 86:04dd9b1680ae 80 This parameter can be a value of @ref I2C_dual_addressing_mode */
bogdanm 86:04dd9b1680ae 81
bogdanm 86:04dd9b1680ae 82 uint32_t OwnAddress2; /*!< Specifies the second device own address if dual addressing mode is selected
bogdanm 86:04dd9b1680ae 83 This parameter can be a 7-bit address. */
bogdanm 86:04dd9b1680ae 84
bogdanm 86:04dd9b1680ae 85 uint32_t GeneralCallMode; /*!< Specifies if general call mode is selected.
bogdanm 86:04dd9b1680ae 86 This parameter can be a value of @ref I2C_general_call_addressing_mode */
bogdanm 86:04dd9b1680ae 87
bogdanm 86:04dd9b1680ae 88 uint32_t NoStretchMode; /*!< Specifies if nostretch mode is selected.
bogdanm 86:04dd9b1680ae 89 This parameter can be a value of @ref I2C_nostretch_mode */
bogdanm 86:04dd9b1680ae 90
bogdanm 86:04dd9b1680ae 91 }I2C_InitTypeDef;
bogdanm 86:04dd9b1680ae 92
bogdanm 86:04dd9b1680ae 93 /**
bogdanm 86:04dd9b1680ae 94 * @brief HAL State structures definition
bogdanm 86:04dd9b1680ae 95 */
bogdanm 86:04dd9b1680ae 96 typedef enum
bogdanm 86:04dd9b1680ae 97 {
bogdanm 86:04dd9b1680ae 98 HAL_I2C_STATE_RESET = 0x00, /*!< I2C not yet initialized or disabled */
bogdanm 86:04dd9b1680ae 99 HAL_I2C_STATE_READY = 0x01, /*!< I2C initialized and ready for use */
bogdanm 86:04dd9b1680ae 100 HAL_I2C_STATE_BUSY = 0x02, /*!< I2C internal process is ongoing */
bogdanm 86:04dd9b1680ae 101 HAL_I2C_STATE_BUSY_TX = 0x12, /*!< Data Transmission process is ongoing */
bogdanm 86:04dd9b1680ae 102 HAL_I2C_STATE_BUSY_RX = 0x22, /*!< Data Reception process is ongoing */
bogdanm 86:04dd9b1680ae 103 HAL_I2C_STATE_MEM_BUSY_TX = 0x32, /*!< Memory Data Transmission process is ongoing */
bogdanm 86:04dd9b1680ae 104 HAL_I2C_STATE_MEM_BUSY_RX = 0x42, /*!< Memory Data Reception process is ongoing */
bogdanm 86:04dd9b1680ae 105 HAL_I2C_STATE_TIMEOUT = 0x03, /*!< I2C timeout state */
bogdanm 86:04dd9b1680ae 106 HAL_I2C_STATE_ERROR = 0x04 /*!< I2C error state */
bogdanm 86:04dd9b1680ae 107
bogdanm 86:04dd9b1680ae 108 }HAL_I2C_StateTypeDef;
bogdanm 86:04dd9b1680ae 109
bogdanm 86:04dd9b1680ae 110 /**
bogdanm 86:04dd9b1680ae 111 * @brief I2C handle Structure definition
bogdanm 86:04dd9b1680ae 112 */
bogdanm 86:04dd9b1680ae 113 typedef struct
bogdanm 86:04dd9b1680ae 114 {
bogdanm 86:04dd9b1680ae 115 I2C_TypeDef *Instance; /*!< I2C registers base address */
bogdanm 86:04dd9b1680ae 116
bogdanm 86:04dd9b1680ae 117 I2C_InitTypeDef Init; /*!< I2C communication parameters */
bogdanm 86:04dd9b1680ae 118
bogdanm 86:04dd9b1680ae 119 uint8_t *pBuffPtr; /*!< Pointer to I2C transfer buffer */
bogdanm 86:04dd9b1680ae 120
bogdanm 86:04dd9b1680ae 121 uint16_t XferSize; /*!< I2C transfer size */
bogdanm 86:04dd9b1680ae 122
bogdanm 86:04dd9b1680ae 123 __IO uint16_t XferCount; /*!< I2C transfer counter */
bogdanm 86:04dd9b1680ae 124
bogdanm 86:04dd9b1680ae 125 DMA_HandleTypeDef *hdmatx; /*!< I2C Tx DMA handle parameters */
bogdanm 86:04dd9b1680ae 126
bogdanm 86:04dd9b1680ae 127 DMA_HandleTypeDef *hdmarx; /*!< I2C Rx DMA handle parameters */
bogdanm 86:04dd9b1680ae 128
bogdanm 86:04dd9b1680ae 129 HAL_LockTypeDef Lock; /*!< I2C locking object */
bogdanm 86:04dd9b1680ae 130
bogdanm 86:04dd9b1680ae 131 __IO HAL_I2C_StateTypeDef State; /*!< I2C communication state */
bogdanm 86:04dd9b1680ae 132
Kojto 99:dbbf35b96557 133 __IO uint32_t ErrorCode; /*!< I2C Error code */
bogdanm 86:04dd9b1680ae 134
bogdanm 86:04dd9b1680ae 135 }I2C_HandleTypeDef;
Kojto 99:dbbf35b96557 136 /**
Kojto 99:dbbf35b96557 137 * @}
Kojto 99:dbbf35b96557 138 */
bogdanm 86:04dd9b1680ae 139
bogdanm 86:04dd9b1680ae 140 /* Exported constants --------------------------------------------------------*/
Kojto 99:dbbf35b96557 141 /** @defgroup I2C_Exported_Constants I2C Exported Constants
bogdanm 86:04dd9b1680ae 142 * @{
bogdanm 86:04dd9b1680ae 143 */
bogdanm 86:04dd9b1680ae 144
Kojto 99:dbbf35b96557 145 /** @defgroup I2C_Error_Code I2C Error Code
Kojto 99:dbbf35b96557 146 * @brief I2C Error Code
Kojto 99:dbbf35b96557 147 * @{
Kojto 99:dbbf35b96557 148 */
Kojto 99:dbbf35b96557 149 #define HAL_I2C_ERROR_NONE ((uint32_t)0x00000000) /*!< No error */
Kojto 99:dbbf35b96557 150 #define HAL_I2C_ERROR_BERR ((uint32_t)0x00000001) /*!< BERR error */
Kojto 99:dbbf35b96557 151 #define HAL_I2C_ERROR_ARLO ((uint32_t)0x00000002) /*!< ARLO error */
Kojto 99:dbbf35b96557 152 #define HAL_I2C_ERROR_AF ((uint32_t)0x00000004) /*!< AF error */
Kojto 99:dbbf35b96557 153 #define HAL_I2C_ERROR_OVR ((uint32_t)0x00000008) /*!< OVR error */
Kojto 99:dbbf35b96557 154 #define HAL_I2C_ERROR_DMA ((uint32_t)0x00000010) /*!< DMA transfer error */
Kojto 99:dbbf35b96557 155 #define HAL_I2C_ERROR_TIMEOUT ((uint32_t)0x00000020) /*!< Timeout Error */
Kojto 99:dbbf35b96557 156 /**
Kojto 99:dbbf35b96557 157 * @}
Kojto 99:dbbf35b96557 158 */
Kojto 99:dbbf35b96557 159
Kojto 99:dbbf35b96557 160 /** @defgroup I2C_duty_cycle_in_fast_mode I2C duty cycle in fast mode
bogdanm 86:04dd9b1680ae 161 * @{
bogdanm 86:04dd9b1680ae 162 */
bogdanm 86:04dd9b1680ae 163 #define I2C_DUTYCYCLE_2 ((uint32_t)0x00000000)
bogdanm 86:04dd9b1680ae 164 #define I2C_DUTYCYCLE_16_9 I2C_CCR_DUTY
bogdanm 86:04dd9b1680ae 165 /**
bogdanm 86:04dd9b1680ae 166 * @}
bogdanm 86:04dd9b1680ae 167 */
bogdanm 86:04dd9b1680ae 168
Kojto 99:dbbf35b96557 169 /** @defgroup I2C_addressing_mode I2C addressing mode
bogdanm 86:04dd9b1680ae 170 * @{
bogdanm 86:04dd9b1680ae 171 */
Kojto 99:dbbf35b96557 172 #define I2C_ADDRESSINGMODE_7BIT ((uint32_t)0x00004000)
Kojto 99:dbbf35b96557 173 #define I2C_ADDRESSINGMODE_10BIT (I2C_OAR1_ADDMODE | ((uint32_t)0x00004000))
bogdanm 86:04dd9b1680ae 174 /**
bogdanm 86:04dd9b1680ae 175 * @}
bogdanm 86:04dd9b1680ae 176 */
bogdanm 86:04dd9b1680ae 177
Kojto 99:dbbf35b96557 178 /** @defgroup I2C_dual_addressing_mode I2C dual addressing mode
bogdanm 86:04dd9b1680ae 179 * @{
bogdanm 86:04dd9b1680ae 180 */
Kojto 99:dbbf35b96557 181 #define I2C_DUALADDRESS_DISABLE ((uint32_t)0x00000000)
Kojto 99:dbbf35b96557 182 #define I2C_DUALADDRESS_ENABLE I2C_OAR2_ENDUAL
bogdanm 86:04dd9b1680ae 183 /**
bogdanm 86:04dd9b1680ae 184 * @}
bogdanm 86:04dd9b1680ae 185 */
bogdanm 86:04dd9b1680ae 186
Kojto 99:dbbf35b96557 187 /** @defgroup I2C_general_call_addressing_mode I2C general call addressing mode
bogdanm 86:04dd9b1680ae 188 * @{
bogdanm 86:04dd9b1680ae 189 */
Kojto 99:dbbf35b96557 190 #define I2C_GENERALCALL_DISABLE ((uint32_t)0x00000000)
Kojto 99:dbbf35b96557 191 #define I2C_GENERALCALL_ENABLE I2C_CR1_ENGC
bogdanm 86:04dd9b1680ae 192 /**
bogdanm 86:04dd9b1680ae 193 * @}
bogdanm 86:04dd9b1680ae 194 */
bogdanm 86:04dd9b1680ae 195
Kojto 99:dbbf35b96557 196 /** @defgroup I2C_nostretch_mode I2C nostretch mode
Kojto 99:dbbf35b96557 197 * @{
Kojto 99:dbbf35b96557 198 */
Kojto 99:dbbf35b96557 199 #define I2C_NOSTRETCH_DISABLE ((uint32_t)0x00000000)
Kojto 99:dbbf35b96557 200 #define I2C_NOSTRETCH_ENABLE I2C_CR1_NOSTRETCH
Kojto 99:dbbf35b96557 201 /**
Kojto 99:dbbf35b96557 202 * @}
Kojto 99:dbbf35b96557 203 */
Kojto 99:dbbf35b96557 204
Kojto 99:dbbf35b96557 205 /** @defgroup I2C_Memory_Address_Size I2C Memory Address Size
bogdanm 86:04dd9b1680ae 206 * @{
bogdanm 86:04dd9b1680ae 207 */
bogdanm 86:04dd9b1680ae 208 #define I2C_MEMADD_SIZE_8BIT ((uint32_t)0x00000001)
bogdanm 86:04dd9b1680ae 209 #define I2C_MEMADD_SIZE_16BIT ((uint32_t)0x00000010)
bogdanm 86:04dd9b1680ae 210 /**
bogdanm 86:04dd9b1680ae 211 * @}
bogdanm 86:04dd9b1680ae 212 */
bogdanm 86:04dd9b1680ae 213
Kojto 99:dbbf35b96557 214 /** @defgroup I2C_Interrupt_configuration_definition I2C Interrupt configuration definition
bogdanm 86:04dd9b1680ae 215 * @{
bogdanm 86:04dd9b1680ae 216 */
bogdanm 86:04dd9b1680ae 217 #define I2C_IT_BUF I2C_CR2_ITBUFEN
bogdanm 86:04dd9b1680ae 218 #define I2C_IT_EVT I2C_CR2_ITEVTEN
bogdanm 86:04dd9b1680ae 219 #define I2C_IT_ERR I2C_CR2_ITERREN
bogdanm 86:04dd9b1680ae 220 /**
bogdanm 86:04dd9b1680ae 221 * @}
bogdanm 86:04dd9b1680ae 222 */
bogdanm 86:04dd9b1680ae 223
Kojto 99:dbbf35b96557 224 /** @defgroup I2C_Flag_definition I2C Flag definition
bogdanm 86:04dd9b1680ae 225 * @{
bogdanm 86:04dd9b1680ae 226 */
bogdanm 86:04dd9b1680ae 227 #define I2C_FLAG_SMBALERT ((uint32_t)0x00018000)
bogdanm 86:04dd9b1680ae 228 #define I2C_FLAG_TIMEOUT ((uint32_t)0x00014000)
bogdanm 86:04dd9b1680ae 229 #define I2C_FLAG_PECERR ((uint32_t)0x00011000)
bogdanm 86:04dd9b1680ae 230 #define I2C_FLAG_OVR ((uint32_t)0x00010800)
bogdanm 86:04dd9b1680ae 231 #define I2C_FLAG_AF ((uint32_t)0x00010400)
bogdanm 86:04dd9b1680ae 232 #define I2C_FLAG_ARLO ((uint32_t)0x00010200)
bogdanm 86:04dd9b1680ae 233 #define I2C_FLAG_BERR ((uint32_t)0x00010100)
bogdanm 86:04dd9b1680ae 234 #define I2C_FLAG_TXE ((uint32_t)0x00010080)
bogdanm 86:04dd9b1680ae 235 #define I2C_FLAG_RXNE ((uint32_t)0x00010040)
bogdanm 86:04dd9b1680ae 236 #define I2C_FLAG_STOPF ((uint32_t)0x00010010)
bogdanm 86:04dd9b1680ae 237 #define I2C_FLAG_ADD10 ((uint32_t)0x00010008)
bogdanm 86:04dd9b1680ae 238 #define I2C_FLAG_BTF ((uint32_t)0x00010004)
bogdanm 86:04dd9b1680ae 239 #define I2C_FLAG_ADDR ((uint32_t)0x00010002)
bogdanm 86:04dd9b1680ae 240 #define I2C_FLAG_SB ((uint32_t)0x00010001)
bogdanm 86:04dd9b1680ae 241 #define I2C_FLAG_DUALF ((uint32_t)0x00100080)
bogdanm 86:04dd9b1680ae 242 #define I2C_FLAG_SMBHOST ((uint32_t)0x00100040)
bogdanm 86:04dd9b1680ae 243 #define I2C_FLAG_SMBDEFAULT ((uint32_t)0x00100020)
bogdanm 86:04dd9b1680ae 244 #define I2C_FLAG_GENCALL ((uint32_t)0x00100010)
bogdanm 86:04dd9b1680ae 245 #define I2C_FLAG_TRA ((uint32_t)0x00100004)
bogdanm 86:04dd9b1680ae 246 #define I2C_FLAG_BUSY ((uint32_t)0x00100002)
bogdanm 86:04dd9b1680ae 247 #define I2C_FLAG_MSL ((uint32_t)0x00100001)
bogdanm 86:04dd9b1680ae 248 /**
bogdanm 86:04dd9b1680ae 249 * @}
bogdanm 86:04dd9b1680ae 250 */
bogdanm 86:04dd9b1680ae 251
bogdanm 86:04dd9b1680ae 252 /**
bogdanm 86:04dd9b1680ae 253 * @}
bogdanm 86:04dd9b1680ae 254 */
bogdanm 86:04dd9b1680ae 255
bogdanm 86:04dd9b1680ae 256 /* Exported macro ------------------------------------------------------------*/
Kojto 99:dbbf35b96557 257 /** @defgroup I2C_Exported_Macros I2C Exported Macros
Kojto 99:dbbf35b96557 258 * @{
Kojto 99:dbbf35b96557 259 */
bogdanm 86:04dd9b1680ae 260
bogdanm 86:04dd9b1680ae 261 /** @brief Reset I2C handle state
bogdanm 86:04dd9b1680ae 262 * @param __HANDLE__: specifies the I2C Handle.
bogdanm 86:04dd9b1680ae 263 * This parameter can be I2C where x: 1, 2, or 3 to select the I2C peripheral.
bogdanm 86:04dd9b1680ae 264 * @retval None
bogdanm 86:04dd9b1680ae 265 */
bogdanm 86:04dd9b1680ae 266 #define __HAL_I2C_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_I2C_STATE_RESET)
bogdanm 86:04dd9b1680ae 267
bogdanm 86:04dd9b1680ae 268 /** @brief Enable or disable the specified I2C interrupts.
bogdanm 86:04dd9b1680ae 269 * @param __HANDLE__: specifies the I2C Handle.
bogdanm 86:04dd9b1680ae 270 * This parameter can be I2C where x: 1, 2, or 3 to select the I2C peripheral.
bogdanm 86:04dd9b1680ae 271 * @param __INTERRUPT__: specifies the interrupt source to enable or disable.
bogdanm 86:04dd9b1680ae 272 * This parameter can be one of the following values:
bogdanm 86:04dd9b1680ae 273 * @arg I2C_IT_BUF: Buffer interrupt enable
bogdanm 86:04dd9b1680ae 274 * @arg I2C_IT_EVT: Event interrupt enable
bogdanm 86:04dd9b1680ae 275 * @arg I2C_IT_ERR: Error interrupt enable
bogdanm 86:04dd9b1680ae 276 * @retval None
bogdanm 86:04dd9b1680ae 277 */
bogdanm 86:04dd9b1680ae 278 #define __HAL_I2C_ENABLE_IT(__HANDLE__, __INTERRUPT__) ((__HANDLE__)->Instance->CR2 |= (__INTERRUPT__))
bogdanm 86:04dd9b1680ae 279 #define __HAL_I2C_DISABLE_IT(__HANDLE__, __INTERRUPT__) ((__HANDLE__)->Instance->CR2 &= (~(__INTERRUPT__)))
bogdanm 86:04dd9b1680ae 280
bogdanm 86:04dd9b1680ae 281 /** @brief Checks if the specified I2C interrupt source is enabled or disabled.
bogdanm 86:04dd9b1680ae 282 * @param __HANDLE__: specifies the I2C Handle.
bogdanm 86:04dd9b1680ae 283 * This parameter can be I2C where x: 1, 2, or 3 to select the I2C peripheral.
bogdanm 86:04dd9b1680ae 284 * @param __INTERRUPT__: specifies the I2C interrupt source to check.
bogdanm 86:04dd9b1680ae 285 * This parameter can be one of the following values:
bogdanm 86:04dd9b1680ae 286 * @arg I2C_IT_BUF: Buffer interrupt enable
bogdanm 86:04dd9b1680ae 287 * @arg I2C_IT_EVT: Event interrupt enable
bogdanm 86:04dd9b1680ae 288 * @arg I2C_IT_ERR: Error interrupt enable
bogdanm 86:04dd9b1680ae 289 * @retval The new state of __INTERRUPT__ (TRUE or FALSE).
bogdanm 86:04dd9b1680ae 290 */
bogdanm 86:04dd9b1680ae 291 #define __HAL_I2C_GET_IT_SOURCE(__HANDLE__, __INTERRUPT__) ((((__HANDLE__)->Instance->CR2 & (__INTERRUPT__)) == (__INTERRUPT__)) ? SET : RESET)
bogdanm 86:04dd9b1680ae 292
bogdanm 86:04dd9b1680ae 293 /** @brief Checks whether the specified I2C flag is set or not.
bogdanm 86:04dd9b1680ae 294 * @param __HANDLE__: specifies the I2C Handle.
bogdanm 86:04dd9b1680ae 295 * This parameter can be I2C where x: 1, 2, or 3 to select the I2C peripheral.
bogdanm 86:04dd9b1680ae 296 * @param __FLAG__: specifies the flag to check.
bogdanm 86:04dd9b1680ae 297 * This parameter can be one of the following values:
bogdanm 86:04dd9b1680ae 298 * @arg I2C_FLAG_SMBALERT: SMBus Alert flag
bogdanm 86:04dd9b1680ae 299 * @arg I2C_FLAG_TIMEOUT: Timeout or Tlow error flag
bogdanm 86:04dd9b1680ae 300 * @arg I2C_FLAG_PECERR: PEC error in reception flag
bogdanm 86:04dd9b1680ae 301 * @arg I2C_FLAG_OVR: Overrun/Underrun flag
bogdanm 86:04dd9b1680ae 302 * @arg I2C_FLAG_AF: Acknowledge failure flag
bogdanm 86:04dd9b1680ae 303 * @arg I2C_FLAG_ARLO: Arbitration lost flag
bogdanm 86:04dd9b1680ae 304 * @arg I2C_FLAG_BERR: Bus error flag
bogdanm 86:04dd9b1680ae 305 * @arg I2C_FLAG_TXE: Data register empty flag
bogdanm 86:04dd9b1680ae 306 * @arg I2C_FLAG_RXNE: Data register not empty flag
bogdanm 86:04dd9b1680ae 307 * @arg I2C_FLAG_STOPF: Stop detection flag
bogdanm 86:04dd9b1680ae 308 * @arg I2C_FLAG_ADD10: 10-bit header sent flag
bogdanm 86:04dd9b1680ae 309 * @arg I2C_FLAG_BTF: Byte transfer finished flag
bogdanm 86:04dd9b1680ae 310 * @arg I2C_FLAG_ADDR: Address sent flag
bogdanm 86:04dd9b1680ae 311 * Address matched flag
bogdanm 86:04dd9b1680ae 312 * @arg I2C_FLAG_SB: Start bit flag
bogdanm 86:04dd9b1680ae 313 * @arg I2C_FLAG_DUALF: Dual flag
bogdanm 86:04dd9b1680ae 314 * @arg I2C_FLAG_SMBHOST: SMBus host header
bogdanm 86:04dd9b1680ae 315 * @arg I2C_FLAG_SMBDEFAULT: SMBus default header
bogdanm 86:04dd9b1680ae 316 * @arg I2C_FLAG_GENCALL: General call header flag
bogdanm 86:04dd9b1680ae 317 * @arg I2C_FLAG_TRA: Transmitter/Receiver flag
bogdanm 86:04dd9b1680ae 318 * @arg I2C_FLAG_BUSY: Bus busy flag
bogdanm 86:04dd9b1680ae 319 * @arg I2C_FLAG_MSL: Master/Slave flag
bogdanm 86:04dd9b1680ae 320 * @retval The new state of __FLAG__ (TRUE or FALSE).
bogdanm 86:04dd9b1680ae 321 */
bogdanm 86:04dd9b1680ae 322 #define __HAL_I2C_GET_FLAG(__HANDLE__, __FLAG__) ((((uint8_t)((__FLAG__) >> 16)) == 0x01)?((((__HANDLE__)->Instance->SR1) & ((__FLAG__) & I2C_FLAG_MASK)) == ((__FLAG__) & I2C_FLAG_MASK)): \
bogdanm 86:04dd9b1680ae 323 ((((__HANDLE__)->Instance->SR2) & ((__FLAG__) & I2C_FLAG_MASK)) == ((__FLAG__) & I2C_FLAG_MASK)))
bogdanm 86:04dd9b1680ae 324
bogdanm 86:04dd9b1680ae 325 /** @brief Clears the I2C pending flags which are cleared by writing 0 in a specific bit.
bogdanm 86:04dd9b1680ae 326 * @param __HANDLE__: specifies the I2C Handle.
bogdanm 86:04dd9b1680ae 327 * This parameter can be I2C where x: 1, 2, or 3 to select the I2C peripheral.
bogdanm 86:04dd9b1680ae 328 * @param __FLAG__: specifies the flag to clear.
bogdanm 86:04dd9b1680ae 329 * This parameter can be any combination of the following values:
bogdanm 86:04dd9b1680ae 330 * @arg I2C_FLAG_SMBALERT: SMBus Alert flag
bogdanm 86:04dd9b1680ae 331 * @arg I2C_FLAG_TIMEOUT: Timeout or Tlow error flag
bogdanm 86:04dd9b1680ae 332 * @arg I2C_FLAG_PECERR: PEC error in reception flag
bogdanm 86:04dd9b1680ae 333 * @arg I2C_FLAG_OVR: Overrun/Underrun flag (Slave mode)
bogdanm 86:04dd9b1680ae 334 * @arg I2C_FLAG_AF: Acknowledge failure flag
bogdanm 86:04dd9b1680ae 335 * @arg I2C_FLAG_ARLO: Arbitration lost flag (Master mode)
bogdanm 86:04dd9b1680ae 336 * @arg I2C_FLAG_BERR: Bus error flag
bogdanm 86:04dd9b1680ae 337 * @retval None
bogdanm 86:04dd9b1680ae 338 */
bogdanm 86:04dd9b1680ae 339 #define __HAL_I2C_CLEAR_FLAG(__HANDLE__, __FLAG__) ((__HANDLE__)->Instance->SR1 = ~((__FLAG__) & I2C_FLAG_MASK))
bogdanm 86:04dd9b1680ae 340
bogdanm 86:04dd9b1680ae 341 /** @brief Clears the I2C ADDR pending flag.
bogdanm 86:04dd9b1680ae 342 * @param __HANDLE__: specifies the I2C Handle.
bogdanm 86:04dd9b1680ae 343 * This parameter can be I2C where x: 1, 2, or 3 to select the I2C peripheral.
bogdanm 86:04dd9b1680ae 344 * @retval None
bogdanm 86:04dd9b1680ae 345 */
Kojto 99:dbbf35b96557 346 #define __HAL_I2C_CLEAR_ADDRFLAG(__HANDLE__) \
Kojto 99:dbbf35b96557 347 do{ \
Kojto 99:dbbf35b96557 348 __IO uint32_t tmpreg; \
Kojto 99:dbbf35b96557 349 tmpreg = (__HANDLE__)->Instance->SR1; \
Kojto 99:dbbf35b96557 350 tmpreg = (__HANDLE__)->Instance->SR2; \
Kojto 99:dbbf35b96557 351 UNUSED(tmpreg); \
Kojto 99:dbbf35b96557 352 } while(0)
bogdanm 86:04dd9b1680ae 353
bogdanm 86:04dd9b1680ae 354 /** @brief Clears the I2C STOPF pending flag.
bogdanm 86:04dd9b1680ae 355 * @param __HANDLE__: specifies the I2C Handle.
bogdanm 86:04dd9b1680ae 356 * This parameter can be I2C where x: 1, 2, or 3 to select the I2C peripheral.
bogdanm 86:04dd9b1680ae 357 * @retval None
bogdanm 86:04dd9b1680ae 358 */
Kojto 99:dbbf35b96557 359 #define __HAL_I2C_CLEAR_STOPFLAG(__HANDLE__) \
Kojto 99:dbbf35b96557 360 do{ \
Kojto 99:dbbf35b96557 361 __IO uint32_t tmpreg; \
Kojto 99:dbbf35b96557 362 tmpreg = (__HANDLE__)->Instance->SR1; \
Kojto 99:dbbf35b96557 363 (__HANDLE__)->Instance->CR1 |= I2C_CR1_PE; \
Kojto 99:dbbf35b96557 364 UNUSED(tmpreg); \
Kojto 99:dbbf35b96557 365 } while(0)
Kojto 99:dbbf35b96557 366
bogdanm 86:04dd9b1680ae 367 #define __HAL_I2C_ENABLE(__HANDLE__) ((__HANDLE__)->Instance->CR1 |= I2C_CR1_PE)
bogdanm 86:04dd9b1680ae 368 #define __HAL_I2C_DISABLE(__HANDLE__) ((__HANDLE__)->Instance->CR1 &= ~I2C_CR1_PE)
bogdanm 86:04dd9b1680ae 369
Kojto 99:dbbf35b96557 370 /**
Kojto 99:dbbf35b96557 371 * @}
Kojto 99:dbbf35b96557 372 */
bogdanm 86:04dd9b1680ae 373
bogdanm 86:04dd9b1680ae 374 /* Include I2C HAL Extension module */
bogdanm 86:04dd9b1680ae 375 #include "stm32f4xx_hal_i2c_ex.h"
bogdanm 86:04dd9b1680ae 376
bogdanm 86:04dd9b1680ae 377 /* Exported functions --------------------------------------------------------*/
Kojto 99:dbbf35b96557 378 /** @addtogroup I2C_Exported_Functions
Kojto 99:dbbf35b96557 379 * @{
Kojto 99:dbbf35b96557 380 */
Kojto 99:dbbf35b96557 381
Kojto 99:dbbf35b96557 382 /** @addtogroup I2C_Exported_Functions_Group1
Kojto 99:dbbf35b96557 383 * @{
Kojto 99:dbbf35b96557 384 */
bogdanm 86:04dd9b1680ae 385 /* Initialization/de-initialization functions **********************************/
bogdanm 86:04dd9b1680ae 386 HAL_StatusTypeDef HAL_I2C_Init(I2C_HandleTypeDef *hi2c);
bogdanm 86:04dd9b1680ae 387 HAL_StatusTypeDef HAL_I2C_DeInit (I2C_HandleTypeDef *hi2c);
bogdanm 86:04dd9b1680ae 388 void HAL_I2C_MspInit(I2C_HandleTypeDef *hi2c);
bogdanm 86:04dd9b1680ae 389 void HAL_I2C_MspDeInit(I2C_HandleTypeDef *hi2c);
Kojto 99:dbbf35b96557 390 /**
Kojto 99:dbbf35b96557 391 * @}
Kojto 99:dbbf35b96557 392 */
bogdanm 86:04dd9b1680ae 393
Kojto 99:dbbf35b96557 394 /** @addtogroup I2C_Exported_Functions_Group2
Kojto 99:dbbf35b96557 395 * @{
Kojto 99:dbbf35b96557 396 */
bogdanm 86:04dd9b1680ae 397 /* I/O operation functions *****************************************************/
bogdanm 86:04dd9b1680ae 398 /******* Blocking mode: Polling */
bogdanm 86:04dd9b1680ae 399 HAL_StatusTypeDef HAL_I2C_Master_Transmit(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size, uint32_t Timeout);
bogdanm 86:04dd9b1680ae 400 HAL_StatusTypeDef HAL_I2C_Master_Receive(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size, uint32_t Timeout);
bogdanm 86:04dd9b1680ae 401 HAL_StatusTypeDef HAL_I2C_Slave_Transmit(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size, uint32_t Timeout);
bogdanm 86:04dd9b1680ae 402 HAL_StatusTypeDef HAL_I2C_Slave_Receive(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size, uint32_t Timeout);
bogdanm 86:04dd9b1680ae 403 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);
bogdanm 86:04dd9b1680ae 404 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);
bogdanm 86:04dd9b1680ae 405 HAL_StatusTypeDef HAL_I2C_IsDeviceReady(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint32_t Trials, uint32_t Timeout);
bogdanm 86:04dd9b1680ae 406
bogdanm 86:04dd9b1680ae 407 /******* Non-Blocking mode: Interrupt */
bogdanm 86:04dd9b1680ae 408 HAL_StatusTypeDef HAL_I2C_Master_Transmit_IT(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size);
bogdanm 86:04dd9b1680ae 409 HAL_StatusTypeDef HAL_I2C_Master_Receive_IT(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size);
bogdanm 86:04dd9b1680ae 410 HAL_StatusTypeDef HAL_I2C_Slave_Transmit_IT(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size);
bogdanm 86:04dd9b1680ae 411 HAL_StatusTypeDef HAL_I2C_Slave_Receive_IT(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size);
bogdanm 86:04dd9b1680ae 412 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);
bogdanm 86:04dd9b1680ae 413 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);
bogdanm 86:04dd9b1680ae 414
bogdanm 86:04dd9b1680ae 415 /******* Non-Blocking mode: DMA */
bogdanm 86:04dd9b1680ae 416 HAL_StatusTypeDef HAL_I2C_Master_Transmit_DMA(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size);
bogdanm 86:04dd9b1680ae 417 HAL_StatusTypeDef HAL_I2C_Master_Receive_DMA(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size);
bogdanm 86:04dd9b1680ae 418 HAL_StatusTypeDef HAL_I2C_Slave_Transmit_DMA(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size);
bogdanm 86:04dd9b1680ae 419 HAL_StatusTypeDef HAL_I2C_Slave_Receive_DMA(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size);
bogdanm 86:04dd9b1680ae 420 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);
bogdanm 86:04dd9b1680ae 421 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);
bogdanm 86:04dd9b1680ae 422
bogdanm 86:04dd9b1680ae 423 /******* I2C IRQHandler and Callbacks used in non blocking modes (Interrupt and DMA) */
bogdanm 86:04dd9b1680ae 424 void HAL_I2C_EV_IRQHandler(I2C_HandleTypeDef *hi2c);
bogdanm 86:04dd9b1680ae 425 void HAL_I2C_ER_IRQHandler(I2C_HandleTypeDef *hi2c);
bogdanm 86:04dd9b1680ae 426 void HAL_I2C_MasterTxCpltCallback(I2C_HandleTypeDef *hi2c);
bogdanm 86:04dd9b1680ae 427 void HAL_I2C_MasterRxCpltCallback(I2C_HandleTypeDef *hi2c);
bogdanm 86:04dd9b1680ae 428 void HAL_I2C_SlaveTxCpltCallback(I2C_HandleTypeDef *hi2c);
bogdanm 86:04dd9b1680ae 429 void HAL_I2C_SlaveRxCpltCallback(I2C_HandleTypeDef *hi2c);
bogdanm 86:04dd9b1680ae 430 void HAL_I2C_MemTxCpltCallback(I2C_HandleTypeDef *hi2c);
bogdanm 86:04dd9b1680ae 431 void HAL_I2C_MemRxCpltCallback(I2C_HandleTypeDef *hi2c);
bogdanm 86:04dd9b1680ae 432 void HAL_I2C_ErrorCallback(I2C_HandleTypeDef *hi2c);
Kojto 99:dbbf35b96557 433 /**
Kojto 99:dbbf35b96557 434 * @}
Kojto 99:dbbf35b96557 435 */
bogdanm 86:04dd9b1680ae 436
Kojto 99:dbbf35b96557 437 /** @addtogroup I2C_Exported_Functions_Group3
Kojto 99:dbbf35b96557 438 * @{
Kojto 99:dbbf35b96557 439 */
bogdanm 86:04dd9b1680ae 440 /* Peripheral Control and State functions **************************************/
bogdanm 86:04dd9b1680ae 441 HAL_I2C_StateTypeDef HAL_I2C_GetState(I2C_HandleTypeDef *hi2c);
Kojto 99:dbbf35b96557 442 uint32_t HAL_I2C_GetError(I2C_HandleTypeDef *hi2c);
Kojto 99:dbbf35b96557 443
Kojto 99:dbbf35b96557 444 /**
Kojto 99:dbbf35b96557 445 * @}
Kojto 99:dbbf35b96557 446 */
Kojto 99:dbbf35b96557 447
Kojto 99:dbbf35b96557 448 /**
Kojto 99:dbbf35b96557 449 * @}
Kojto 99:dbbf35b96557 450 */
Kojto 99:dbbf35b96557 451 /* Private types -------------------------------------------------------------*/
Kojto 99:dbbf35b96557 452 /* Private variables ---------------------------------------------------------*/
Kojto 99:dbbf35b96557 453 /* Private constants ---------------------------------------------------------*/
Kojto 99:dbbf35b96557 454 /** @defgroup I2C_Private_Constants I2C Private Constants
Kojto 99:dbbf35b96557 455 * @{
Kojto 99:dbbf35b96557 456 */
Kojto 99:dbbf35b96557 457 #define I2C_FLAG_MASK ((uint32_t)0x0000FFFF)
Kojto 99:dbbf35b96557 458 /**
Kojto 99:dbbf35b96557 459 * @}
Kojto 99:dbbf35b96557 460 */
Kojto 99:dbbf35b96557 461
Kojto 99:dbbf35b96557 462 /* Private macros ------------------------------------------------------------*/
Kojto 99:dbbf35b96557 463 /** @defgroup I2C_Private_Macros I2C Private Macros
Kojto 99:dbbf35b96557 464 * @{
Kojto 99:dbbf35b96557 465 */
Kojto 99:dbbf35b96557 466
Kojto 99:dbbf35b96557 467 #define I2C_FREQRANGE(__PCLK__) ((__PCLK__)/1000000)
Kojto 99:dbbf35b96557 468 #define I2C_RISE_TIME(__FREQRANGE__, __SPEED__) (((__SPEED__) <= 100000) ? ((__FREQRANGE__) + 1) : ((((__FREQRANGE__) * 300) / 1000) + 1))
Kojto 99:dbbf35b96557 469 #define I2C_SPEED_STANDARD(__PCLK__, __SPEED__) (((((__PCLK__)/((__SPEED__) << 1)) & I2C_CCR_CCR) < 4)? 4:((__PCLK__) / ((__SPEED__) << 1)))
Kojto 99:dbbf35b96557 470 #define I2C_SPEED_FAST(__PCLK__, __SPEED__, __DUTYCYCLE__) (((__DUTYCYCLE__) == I2C_DUTYCYCLE_2)? ((__PCLK__) / ((__SPEED__) * 3)) : (((__PCLK__) / ((__SPEED__) * 25)) | I2C_DUTYCYCLE_16_9))
Kojto 99:dbbf35b96557 471 #define I2C_SPEED(__PCLK__, __SPEED__, __DUTYCYCLE__) (((__SPEED__) <= 100000)? (I2C_SPEED_STANDARD((__PCLK__), (__SPEED__))) : \
Kojto 99:dbbf35b96557 472 ((I2C_SPEED_FAST((__PCLK__), (__SPEED__), (__DUTYCYCLE__)) & I2C_CCR_CCR) == 0)? 1 : \
Kojto 99:dbbf35b96557 473 ((I2C_SPEED_FAST((__PCLK__), (__SPEED__), (__DUTYCYCLE__))) | I2C_CCR_FS))
Kojto 99:dbbf35b96557 474
Kojto 99:dbbf35b96557 475 #define I2C_7BIT_ADD_WRITE(__ADDRESS__) ((uint8_t)((__ADDRESS__) & (~I2C_OAR1_ADD0)))
Kojto 99:dbbf35b96557 476 #define I2C_7BIT_ADD_READ(__ADDRESS__) ((uint8_t)((__ADDRESS__) | I2C_OAR1_ADD0))
Kojto 99:dbbf35b96557 477
Kojto 99:dbbf35b96557 478 #define I2C_10BIT_ADDRESS(__ADDRESS__) ((uint8_t)((uint16_t)((__ADDRESS__) & (uint16_t)(0x00FF))))
Kojto 99:dbbf35b96557 479 #define I2C_10BIT_HEADER_WRITE(__ADDRESS__) ((uint8_t)((uint16_t)((uint16_t)(((uint16_t)((__ADDRESS__) & (uint16_t)(0x0300))) >> 7) | (uint16_t)(0xF0))))
Kojto 99:dbbf35b96557 480 #define I2C_10BIT_HEADER_READ(__ADDRESS__) ((uint8_t)((uint16_t)((uint16_t)(((uint16_t)((__ADDRESS__) & (uint16_t)(0x0300))) >> 7) | (uint16_t)(0xF1))))
Kojto 99:dbbf35b96557 481
Kojto 99:dbbf35b96557 482 #define I2C_MEM_ADD_MSB(__ADDRESS__) ((uint8_t)((uint16_t)(((uint16_t)((__ADDRESS__) & (uint16_t)(0xFF00))) >> 8)))
Kojto 99:dbbf35b96557 483 #define I2C_MEM_ADD_LSB(__ADDRESS__) ((uint8_t)((uint16_t)((__ADDRESS__) & (uint16_t)(0x00FF))))
Kojto 99:dbbf35b96557 484
Kojto 99:dbbf35b96557 485 /** @defgroup I2C_IS_RTC_Definitions I2C Private macros to check input parameters
Kojto 99:dbbf35b96557 486 * @{
Kojto 99:dbbf35b96557 487 */
Kojto 99:dbbf35b96557 488 #define IS_I2C_DUTY_CYCLE(CYCLE) (((CYCLE) == I2C_DUTYCYCLE_2) || \
Kojto 99:dbbf35b96557 489 ((CYCLE) == I2C_DUTYCYCLE_16_9))
Kojto 99:dbbf35b96557 490 #define IS_I2C_ADDRESSING_MODE(ADDRESS) (((ADDRESS) == I2C_ADDRESSINGMODE_7BIT) || \
Kojto 99:dbbf35b96557 491 ((ADDRESS) == I2C_ADDRESSINGMODE_10BIT))
Kojto 99:dbbf35b96557 492 #define IS_I2C_DUAL_ADDRESS(ADDRESS) (((ADDRESS) == I2C_DUALADDRESS_DISABLE) || \
Kojto 99:dbbf35b96557 493 ((ADDRESS) == I2C_DUALADDRESS_ENABLE))
Kojto 99:dbbf35b96557 494 #define IS_I2C_GENERAL_CALL(CALL) (((CALL) == I2C_GENERALCALL_DISABLE) || \
Kojto 99:dbbf35b96557 495 ((CALL) == I2C_GENERALCALL_ENABLE))
Kojto 99:dbbf35b96557 496 #define IS_I2C_NO_STRETCH(STRETCH) (((STRETCH) == I2C_NOSTRETCH_DISABLE) || \
Kojto 99:dbbf35b96557 497 ((STRETCH) == I2C_NOSTRETCH_ENABLE))
Kojto 99:dbbf35b96557 498 #define IS_I2C_MEMADD_SIZE(SIZE) (((SIZE) == I2C_MEMADD_SIZE_8BIT) || \
Kojto 99:dbbf35b96557 499 ((SIZE) == I2C_MEMADD_SIZE_16BIT))
Kojto 99:dbbf35b96557 500 #define IS_I2C_CLOCK_SPEED(SPEED) (((SPEED) > 0) && ((SPEED) <= 400000))
Kojto 99:dbbf35b96557 501 #define IS_I2C_OWN_ADDRESS1(ADDRESS1) (((ADDRESS1) & (uint32_t)(0xFFFFFC00)) == 0)
Kojto 99:dbbf35b96557 502 #define IS_I2C_OWN_ADDRESS2(ADDRESS2) (((ADDRESS2) & (uint32_t)(0xFFFFFF01)) == 0)
Kojto 99:dbbf35b96557 503 /**
Kojto 99:dbbf35b96557 504 * @}
Kojto 99:dbbf35b96557 505 */
Kojto 99:dbbf35b96557 506
Kojto 99:dbbf35b96557 507 /**
Kojto 99:dbbf35b96557 508 * @}
Kojto 99:dbbf35b96557 509 */
Kojto 99:dbbf35b96557 510
Kojto 99:dbbf35b96557 511 /* Private functions ---------------------------------------------------------*/
Kojto 99:dbbf35b96557 512 /** @defgroup I2C_Private_Functions I2C Private Functions
Kojto 99:dbbf35b96557 513 * @{
Kojto 99:dbbf35b96557 514 */
Kojto 99:dbbf35b96557 515
Kojto 99:dbbf35b96557 516 /**
Kojto 99:dbbf35b96557 517 * @}
Kojto 99:dbbf35b96557 518 */
bogdanm 86:04dd9b1680ae 519
bogdanm 86:04dd9b1680ae 520 /**
bogdanm 86:04dd9b1680ae 521 * @}
bogdanm 86:04dd9b1680ae 522 */
bogdanm 86:04dd9b1680ae 523
bogdanm 86:04dd9b1680ae 524 /**
bogdanm 86:04dd9b1680ae 525 * @}
bogdanm 86:04dd9b1680ae 526 */
bogdanm 86:04dd9b1680ae 527
bogdanm 86:04dd9b1680ae 528 #ifdef __cplusplus
bogdanm 86:04dd9b1680ae 529 }
bogdanm 86:04dd9b1680ae 530 #endif
bogdanm 86:04dd9b1680ae 531
bogdanm 86:04dd9b1680ae 532
bogdanm 86:04dd9b1680ae 533 #endif /* __STM32F4xx_HAL_I2C_H */
bogdanm 86:04dd9b1680ae 534
bogdanm 86:04dd9b1680ae 535 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/