mbed library sources

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Fork of mbed-src by mbed official

Committer:
mbed_official
Date:
Fri Aug 14 13:15:17 2015 +0100
Revision:
610:813dcc80987e
Synchronized with git revision 6d84db41c6833e0b9b024741eb0616a5f62d5599

Full URL: https://github.com/mbedmicro/mbed/commit/6d84db41c6833e0b9b024741eb0616a5f62d5599/

DISCO_F746NG - Improvements

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UserRevisionLine numberNew contents of line
mbed_official 610:813dcc80987e 1 /**
mbed_official 610:813dcc80987e 2 ******************************************************************************
mbed_official 610:813dcc80987e 3 * @file stm32l4xx_hal_i2c.h
mbed_official 610:813dcc80987e 4 * @author MCD Application Team
mbed_official 610:813dcc80987e 5 * @version V1.0.0
mbed_official 610:813dcc80987e 6 * @date 26-June-2015
mbed_official 610:813dcc80987e 7 * @brief Header file of I2C HAL module.
mbed_official 610:813dcc80987e 8 ******************************************************************************
mbed_official 610:813dcc80987e 9 * @attention
mbed_official 610:813dcc80987e 10 *
mbed_official 610:813dcc80987e 11 * <h2><center>&copy; COPYRIGHT(c) 2015 STMicroelectronics</center></h2>
mbed_official 610:813dcc80987e 12 *
mbed_official 610:813dcc80987e 13 * Redistribution and use in source and binary forms, with or without modification,
mbed_official 610:813dcc80987e 14 * are permitted provided that the following conditions are met:
mbed_official 610:813dcc80987e 15 * 1. Redistributions of source code must retain the above copyright notice,
mbed_official 610:813dcc80987e 16 * this list of conditions and the following disclaimer.
mbed_official 610:813dcc80987e 17 * 2. Redistributions in binary form must reproduce the above copyright notice,
mbed_official 610:813dcc80987e 18 * this list of conditions and the following disclaimer in the documentation
mbed_official 610:813dcc80987e 19 * and/or other materials provided with the distribution.
mbed_official 610:813dcc80987e 20 * 3. Neither the name of STMicroelectronics nor the names of its contributors
mbed_official 610:813dcc80987e 21 * may be used to endorse or promote products derived from this software
mbed_official 610:813dcc80987e 22 * without specific prior written permission.
mbed_official 610:813dcc80987e 23 *
mbed_official 610:813dcc80987e 24 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
mbed_official 610:813dcc80987e 25 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
mbed_official 610:813dcc80987e 26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
mbed_official 610:813dcc80987e 27 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
mbed_official 610:813dcc80987e 28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
mbed_official 610:813dcc80987e 29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
mbed_official 610:813dcc80987e 30 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
mbed_official 610:813dcc80987e 31 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
mbed_official 610:813dcc80987e 32 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
mbed_official 610:813dcc80987e 33 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
mbed_official 610:813dcc80987e 34 *
mbed_official 610:813dcc80987e 35 ******************************************************************************
mbed_official 610:813dcc80987e 36 */
mbed_official 610:813dcc80987e 37
mbed_official 610:813dcc80987e 38 /* Define to prevent recursive inclusion -------------------------------------*/
mbed_official 610:813dcc80987e 39 #ifndef __STM32L4xx_HAL_I2C_H
mbed_official 610:813dcc80987e 40 #define __STM32L4xx_HAL_I2C_H
mbed_official 610:813dcc80987e 41
mbed_official 610:813dcc80987e 42 #ifdef __cplusplus
mbed_official 610:813dcc80987e 43 extern "C" {
mbed_official 610:813dcc80987e 44 #endif
mbed_official 610:813dcc80987e 45
mbed_official 610:813dcc80987e 46 /* Includes ------------------------------------------------------------------*/
mbed_official 610:813dcc80987e 47 #include "stm32l4xx_hal_def.h"
mbed_official 610:813dcc80987e 48
mbed_official 610:813dcc80987e 49 /** @addtogroup STM32L4xx_HAL_Driver
mbed_official 610:813dcc80987e 50 * @{
mbed_official 610:813dcc80987e 51 */
mbed_official 610:813dcc80987e 52
mbed_official 610:813dcc80987e 53 /** @addtogroup I2C
mbed_official 610:813dcc80987e 54 * @{
mbed_official 610:813dcc80987e 55 */
mbed_official 610:813dcc80987e 56
mbed_official 610:813dcc80987e 57 /* Exported types ------------------------------------------------------------*/
mbed_official 610:813dcc80987e 58 /** @defgroup I2C_Exported_Types I2C Exported Types
mbed_official 610:813dcc80987e 59 * @{
mbed_official 610:813dcc80987e 60 */
mbed_official 610:813dcc80987e 61
mbed_official 610:813dcc80987e 62 /** @defgroup I2C_Configuration_Structure_definition I2C Configuration Structure definition
mbed_official 610:813dcc80987e 63 * @brief I2C Configuration Structure definition
mbed_official 610:813dcc80987e 64 * @{
mbed_official 610:813dcc80987e 65 */
mbed_official 610:813dcc80987e 66 typedef struct
mbed_official 610:813dcc80987e 67 {
mbed_official 610:813dcc80987e 68 uint32_t Timing; /*!< Specifies the I2C_TIMINGR_register value.
mbed_official 610:813dcc80987e 69 This parameter calculated by referring to I2C initialization
mbed_official 610:813dcc80987e 70 section in Reference manual */
mbed_official 610:813dcc80987e 71
mbed_official 610:813dcc80987e 72 uint32_t OwnAddress1; /*!< Specifies the first device own address.
mbed_official 610:813dcc80987e 73 This parameter can be a 7-bit or 10-bit address. */
mbed_official 610:813dcc80987e 74
mbed_official 610:813dcc80987e 75 uint32_t AddressingMode; /*!< Specifies if 7-bit or 10-bit addressing mode is selected.
mbed_official 610:813dcc80987e 76 This parameter can be a value of @ref I2C_addressing_mode */
mbed_official 610:813dcc80987e 77
mbed_official 610:813dcc80987e 78 uint32_t DualAddressMode; /*!< Specifies if dual addressing mode is selected.
mbed_official 610:813dcc80987e 79 This parameter can be a value of @ref I2C_dual_addressing_mode */
mbed_official 610:813dcc80987e 80
mbed_official 610:813dcc80987e 81 uint32_t OwnAddress2; /*!< Specifies the second device own address if dual addressing mode is selected
mbed_official 610:813dcc80987e 82 This parameter can be a 7-bit address. */
mbed_official 610:813dcc80987e 83
mbed_official 610:813dcc80987e 84 uint32_t OwnAddress2Masks; /*!< Specifies the acknowledge mask address second device own address if dual addressing mode is selected
mbed_official 610:813dcc80987e 85 This parameter can be a value of @ref I2C_own_address2_masks */
mbed_official 610:813dcc80987e 86
mbed_official 610:813dcc80987e 87 uint32_t GeneralCallMode; /*!< Specifies if general call mode is selected.
mbed_official 610:813dcc80987e 88 This parameter can be a value of @ref I2C_general_call_addressing_mode */
mbed_official 610:813dcc80987e 89
mbed_official 610:813dcc80987e 90 uint32_t NoStretchMode; /*!< Specifies if nostretch mode is selected.
mbed_official 610:813dcc80987e 91 This parameter can be a value of @ref I2C_nostretch_mode */
mbed_official 610:813dcc80987e 92
mbed_official 610:813dcc80987e 93 }I2C_InitTypeDef;
mbed_official 610:813dcc80987e 94
mbed_official 610:813dcc80987e 95 /**
mbed_official 610:813dcc80987e 96 * @}
mbed_official 610:813dcc80987e 97 */
mbed_official 610:813dcc80987e 98
mbed_official 610:813dcc80987e 99 /** @defgroup HAL_state_structure_definition HAL state structure definition
mbed_official 610:813dcc80987e 100 * @brief HAL State structure definition
mbed_official 610:813dcc80987e 101 * @{
mbed_official 610:813dcc80987e 102 */
mbed_official 610:813dcc80987e 103
mbed_official 610:813dcc80987e 104 typedef enum
mbed_official 610:813dcc80987e 105 {
mbed_official 610:813dcc80987e 106 HAL_I2C_STATE_RESET = 0x00, /*!< I2C not yet initialized or disabled */
mbed_official 610:813dcc80987e 107 HAL_I2C_STATE_READY = 0x01, /*!< I2C initialized and ready for use */
mbed_official 610:813dcc80987e 108 HAL_I2C_STATE_BUSY = 0x02, /*!< I2C internal process is ongoing */
mbed_official 610:813dcc80987e 109 HAL_I2C_STATE_MASTER_BUSY_TX = 0x12, /*!< Master Data Transmission process is ongoing */
mbed_official 610:813dcc80987e 110 HAL_I2C_STATE_MASTER_BUSY_RX = 0x22, /*!< Master Data Reception process is ongoing */
mbed_official 610:813dcc80987e 111 HAL_I2C_STATE_SLAVE_BUSY_TX = 0x32, /*!< Slave Data Transmission process is ongoing */
mbed_official 610:813dcc80987e 112 HAL_I2C_STATE_SLAVE_BUSY_RX = 0x42, /*!< Slave Data Reception process is ongoing */
mbed_official 610:813dcc80987e 113 HAL_I2C_STATE_MEM_BUSY_TX = 0x52, /*!< Memory Data Transmission process is ongoing */
mbed_official 610:813dcc80987e 114 HAL_I2C_STATE_MEM_BUSY_RX = 0x62, /*!< Memory Data Reception process is ongoing */
mbed_official 610:813dcc80987e 115 HAL_I2C_STATE_TIMEOUT = 0x03, /*!< Timeout state */
mbed_official 610:813dcc80987e 116 HAL_I2C_STATE_ERROR = 0x04 /*!< Reception process is ongoing */
mbed_official 610:813dcc80987e 117 }HAL_I2C_StateTypeDef;
mbed_official 610:813dcc80987e 118
mbed_official 610:813dcc80987e 119 /**
mbed_official 610:813dcc80987e 120 * @}
mbed_official 610:813dcc80987e 121 */
mbed_official 610:813dcc80987e 122
mbed_official 610:813dcc80987e 123 /** @defgroup I2C_Error_Code_definition I2C Error Code definition
mbed_official 610:813dcc80987e 124 * @brief I2C Error Code definition
mbed_official 610:813dcc80987e 125 * @{
mbed_official 610:813dcc80987e 126 */
mbed_official 610:813dcc80987e 127 #define HAL_I2C_ERROR_NONE ((uint32_t)0x00000000) /*!< No error */
mbed_official 610:813dcc80987e 128 #define HAL_I2C_ERROR_BERR ((uint32_t)0x00000001) /*!< BERR error */
mbed_official 610:813dcc80987e 129 #define HAL_I2C_ERROR_ARLO ((uint32_t)0x00000002) /*!< ARLO error */
mbed_official 610:813dcc80987e 130 #define HAL_I2C_ERROR_AF ((uint32_t)0x00000004) /*!< ACKF error */
mbed_official 610:813dcc80987e 131 #define HAL_I2C_ERROR_OVR ((uint32_t)0x00000008) /*!< OVR error */
mbed_official 610:813dcc80987e 132 #define HAL_I2C_ERROR_DMA ((uint32_t)0x00000010) /*!< DMA transfer error */
mbed_official 610:813dcc80987e 133 #define HAL_I2C_ERROR_TIMEOUT ((uint32_t)0x00000020) /*!< Timeout error */
mbed_official 610:813dcc80987e 134 #define HAL_I2C_ERROR_SIZE ((uint32_t)0x00000040) /*!< Size Management error */
mbed_official 610:813dcc80987e 135 /**
mbed_official 610:813dcc80987e 136 * @}
mbed_official 610:813dcc80987e 137 */
mbed_official 610:813dcc80987e 138
mbed_official 610:813dcc80987e 139 /** @defgroup I2C_handle_Structure_definition I2C handle Structure definition
mbed_official 610:813dcc80987e 140 * @brief I2C handle Structure definition
mbed_official 610:813dcc80987e 141 * @{
mbed_official 610:813dcc80987e 142 */
mbed_official 610:813dcc80987e 143 typedef struct
mbed_official 610:813dcc80987e 144 {
mbed_official 610:813dcc80987e 145 I2C_TypeDef *Instance; /*!< I2C registers base address */
mbed_official 610:813dcc80987e 146
mbed_official 610:813dcc80987e 147 I2C_InitTypeDef Init; /*!< I2C communication parameters */
mbed_official 610:813dcc80987e 148
mbed_official 610:813dcc80987e 149 uint8_t *pBuffPtr; /*!< Pointer to I2C transfer buffer */
mbed_official 610:813dcc80987e 150
mbed_official 610:813dcc80987e 151 uint16_t XferSize; /*!< I2C transfer size */
mbed_official 610:813dcc80987e 152
mbed_official 610:813dcc80987e 153 __IO uint16_t XferCount; /*!< I2C transfer counter */
mbed_official 610:813dcc80987e 154
mbed_official 610:813dcc80987e 155 DMA_HandleTypeDef *hdmatx; /*!< I2C Tx DMA handle parameters */
mbed_official 610:813dcc80987e 156
mbed_official 610:813dcc80987e 157 DMA_HandleTypeDef *hdmarx; /*!< I2C Rx DMA handle parameters */
mbed_official 610:813dcc80987e 158
mbed_official 610:813dcc80987e 159 HAL_LockTypeDef Lock; /*!< I2C locking object */
mbed_official 610:813dcc80987e 160
mbed_official 610:813dcc80987e 161 __IO HAL_I2C_StateTypeDef State; /*!< I2C communication state */
mbed_official 610:813dcc80987e 162
mbed_official 610:813dcc80987e 163 __IO uint32_t ErrorCode; /* I2C Error code */
mbed_official 610:813dcc80987e 164
mbed_official 610:813dcc80987e 165 }I2C_HandleTypeDef;
mbed_official 610:813dcc80987e 166 /**
mbed_official 610:813dcc80987e 167 * @}
mbed_official 610:813dcc80987e 168 */
mbed_official 610:813dcc80987e 169
mbed_official 610:813dcc80987e 170 /**
mbed_official 610:813dcc80987e 171 * @}
mbed_official 610:813dcc80987e 172 */
mbed_official 610:813dcc80987e 173 /* Exported constants --------------------------------------------------------*/
mbed_official 610:813dcc80987e 174
mbed_official 610:813dcc80987e 175 /** @defgroup I2C_Exported_Constants I2C Exported Constants
mbed_official 610:813dcc80987e 176 * @{
mbed_official 610:813dcc80987e 177 */
mbed_official 610:813dcc80987e 178
mbed_official 610:813dcc80987e 179 /** @defgroup I2C_addressing_mode I2C addressing mode
mbed_official 610:813dcc80987e 180 * @{
mbed_official 610:813dcc80987e 181 */
mbed_official 610:813dcc80987e 182 #define I2C_ADDRESSINGMODE_7BIT ((uint32_t)0x00000001)
mbed_official 610:813dcc80987e 183 #define I2C_ADDRESSINGMODE_10BIT ((uint32_t)0x00000002)
mbed_official 610:813dcc80987e 184 /**
mbed_official 610:813dcc80987e 185 * @}
mbed_official 610:813dcc80987e 186 */
mbed_official 610:813dcc80987e 187
mbed_official 610:813dcc80987e 188 /** @defgroup I2C_dual_addressing_mode I2C dual addressing mode
mbed_official 610:813dcc80987e 189 * @{
mbed_official 610:813dcc80987e 190 */
mbed_official 610:813dcc80987e 191 #define I2C_DUALADDRESS_DISABLE ((uint32_t)0x00000000)
mbed_official 610:813dcc80987e 192 #define I2C_DUALADDRESS_ENABLE I2C_OAR2_OA2EN
mbed_official 610:813dcc80987e 193 /**
mbed_official 610:813dcc80987e 194 * @}
mbed_official 610:813dcc80987e 195 */
mbed_official 610:813dcc80987e 196
mbed_official 610:813dcc80987e 197 /** @defgroup I2C_own_address2_masks I2C own address2 masks
mbed_official 610:813dcc80987e 198 * @{
mbed_official 610:813dcc80987e 199 */
mbed_official 610:813dcc80987e 200 #define I2C_OA2_NOMASK ((uint8_t)0x00)
mbed_official 610:813dcc80987e 201 #define I2C_OA2_MASK01 ((uint8_t)0x01)
mbed_official 610:813dcc80987e 202 #define I2C_OA2_MASK02 ((uint8_t)0x02)
mbed_official 610:813dcc80987e 203 #define I2C_OA2_MASK03 ((uint8_t)0x03)
mbed_official 610:813dcc80987e 204 #define I2C_OA2_MASK04 ((uint8_t)0x04)
mbed_official 610:813dcc80987e 205 #define I2C_OA2_MASK05 ((uint8_t)0x05)
mbed_official 610:813dcc80987e 206 #define I2C_OA2_MASK06 ((uint8_t)0x06)
mbed_official 610:813dcc80987e 207 #define I2C_OA2_MASK07 ((uint8_t)0x07)
mbed_official 610:813dcc80987e 208 /**
mbed_official 610:813dcc80987e 209 * @}
mbed_official 610:813dcc80987e 210 */
mbed_official 610:813dcc80987e 211
mbed_official 610:813dcc80987e 212 /** @defgroup I2C_general_call_addressing_mode I2C general call addressing mode
mbed_official 610:813dcc80987e 213 * @{
mbed_official 610:813dcc80987e 214 */
mbed_official 610:813dcc80987e 215 #define I2C_GENERALCALL_DISABLE ((uint32_t)0x00000000)
mbed_official 610:813dcc80987e 216 #define I2C_GENERALCALL_ENABLE I2C_CR1_GCEN
mbed_official 610:813dcc80987e 217 /**
mbed_official 610:813dcc80987e 218 * @}
mbed_official 610:813dcc80987e 219 */
mbed_official 610:813dcc80987e 220
mbed_official 610:813dcc80987e 221 /** @defgroup I2C_nostretch_mode I2C nostretch mode
mbed_official 610:813dcc80987e 222 * @{
mbed_official 610:813dcc80987e 223 */
mbed_official 610:813dcc80987e 224 #define I2C_NOSTRETCH_DISABLE ((uint32_t)0x00000000)
mbed_official 610:813dcc80987e 225 #define I2C_NOSTRETCH_ENABLE I2C_CR1_NOSTRETCH
mbed_official 610:813dcc80987e 226 /**
mbed_official 610:813dcc80987e 227 * @}
mbed_official 610:813dcc80987e 228 */
mbed_official 610:813dcc80987e 229
mbed_official 610:813dcc80987e 230 /** @defgroup I2C_Memory_Address_Size I2C Memory Address Size
mbed_official 610:813dcc80987e 231 * @{
mbed_official 610:813dcc80987e 232 */
mbed_official 610:813dcc80987e 233 #define I2C_MEMADD_SIZE_8BIT ((uint32_t)0x00000001)
mbed_official 610:813dcc80987e 234 #define I2C_MEMADD_SIZE_16BIT ((uint32_t)0x00000002)
mbed_official 610:813dcc80987e 235 /**
mbed_official 610:813dcc80987e 236 * @}
mbed_official 610:813dcc80987e 237 */
mbed_official 610:813dcc80987e 238
mbed_official 610:813dcc80987e 239 /** @defgroup I2C_ReloadEndMode_definition I2C ReloadEndMode definition
mbed_official 610:813dcc80987e 240 * @{
mbed_official 610:813dcc80987e 241 */
mbed_official 610:813dcc80987e 242 #define I2C_RELOAD_MODE I2C_CR2_RELOAD
mbed_official 610:813dcc80987e 243 #define I2C_AUTOEND_MODE I2C_CR2_AUTOEND
mbed_official 610:813dcc80987e 244 #define I2C_SOFTEND_MODE ((uint32_t)0x00000000)
mbed_official 610:813dcc80987e 245 /**
mbed_official 610:813dcc80987e 246 * @}
mbed_official 610:813dcc80987e 247 */
mbed_official 610:813dcc80987e 248
mbed_official 610:813dcc80987e 249 /** @defgroup I2C_StartStopMode_definition I2C StartStopMode definition
mbed_official 610:813dcc80987e 250 * @{
mbed_official 610:813dcc80987e 251 */
mbed_official 610:813dcc80987e 252 #define I2C_NO_STARTSTOP ((uint32_t)0x00000000)
mbed_official 610:813dcc80987e 253 #define I2C_GENERATE_STOP I2C_CR2_STOP
mbed_official 610:813dcc80987e 254 #define I2C_GENERATE_START_READ (uint32_t)(I2C_CR2_START | I2C_CR2_RD_WRN)
mbed_official 610:813dcc80987e 255 #define I2C_GENERATE_START_WRITE I2C_CR2_START
mbed_official 610:813dcc80987e 256 /**
mbed_official 610:813dcc80987e 257 * @}
mbed_official 610:813dcc80987e 258 */
mbed_official 610:813dcc80987e 259
mbed_official 610:813dcc80987e 260 /** @defgroup I2C_Interrupt_configuration_definition I2C Interrupt configuration definition
mbed_official 610:813dcc80987e 261 * @brief I2C Interrupt definition
mbed_official 610:813dcc80987e 262 * Elements values convention: 0xXXXXXXXX
mbed_official 610:813dcc80987e 263 * - XXXXXXXX : Interrupt control mask
mbed_official 610:813dcc80987e 264 * @{
mbed_official 610:813dcc80987e 265 */
mbed_official 610:813dcc80987e 266 #define I2C_IT_ERRI I2C_CR1_ERRIE
mbed_official 610:813dcc80987e 267 #define I2C_IT_TCI I2C_CR1_TCIE
mbed_official 610:813dcc80987e 268 #define I2C_IT_STOPI I2C_CR1_STOPIE
mbed_official 610:813dcc80987e 269 #define I2C_IT_NACKI I2C_CR1_NACKIE
mbed_official 610:813dcc80987e 270 #define I2C_IT_ADDRI I2C_CR1_ADDRIE
mbed_official 610:813dcc80987e 271 #define I2C_IT_RXI I2C_CR1_RXIE
mbed_official 610:813dcc80987e 272 #define I2C_IT_TXI I2C_CR1_TXIE
mbed_official 610:813dcc80987e 273
mbed_official 610:813dcc80987e 274 /**
mbed_official 610:813dcc80987e 275 * @}
mbed_official 610:813dcc80987e 276 */
mbed_official 610:813dcc80987e 277
mbed_official 610:813dcc80987e 278
mbed_official 610:813dcc80987e 279 /** @defgroup I2C_Flag_definition I2C Flag definition
mbed_official 610:813dcc80987e 280 * @{
mbed_official 610:813dcc80987e 281 */
mbed_official 610:813dcc80987e 282 #define I2C_FLAG_TXE I2C_ISR_TXE
mbed_official 610:813dcc80987e 283 #define I2C_FLAG_TXIS I2C_ISR_TXIS
mbed_official 610:813dcc80987e 284 #define I2C_FLAG_RXNE I2C_ISR_RXNE
mbed_official 610:813dcc80987e 285 #define I2C_FLAG_ADDR I2C_ISR_ADDR
mbed_official 610:813dcc80987e 286 #define I2C_FLAG_AF I2C_ISR_NACKF
mbed_official 610:813dcc80987e 287 #define I2C_FLAG_STOPF I2C_ISR_STOPF
mbed_official 610:813dcc80987e 288 #define I2C_FLAG_TC I2C_ISR_TC
mbed_official 610:813dcc80987e 289 #define I2C_FLAG_TCR I2C_ISR_TCR
mbed_official 610:813dcc80987e 290 #define I2C_FLAG_BERR I2C_ISR_BERR
mbed_official 610:813dcc80987e 291 #define I2C_FLAG_ARLO I2C_ISR_ARLO
mbed_official 610:813dcc80987e 292 #define I2C_FLAG_OVR I2C_ISR_OVR
mbed_official 610:813dcc80987e 293 #define I2C_FLAG_PECERR I2C_ISR_PECERR
mbed_official 610:813dcc80987e 294 #define I2C_FLAG_TIMEOUT I2C_ISR_TIMEOUT
mbed_official 610:813dcc80987e 295 #define I2C_FLAG_ALERT I2C_ISR_ALERT
mbed_official 610:813dcc80987e 296 #define I2C_FLAG_BUSY I2C_ISR_BUSY
mbed_official 610:813dcc80987e 297 #define I2C_FLAG_DIR I2C_ISR_DIR
mbed_official 610:813dcc80987e 298 /**
mbed_official 610:813dcc80987e 299 * @}
mbed_official 610:813dcc80987e 300 */
mbed_official 610:813dcc80987e 301
mbed_official 610:813dcc80987e 302 /**
mbed_official 610:813dcc80987e 303 * @}
mbed_official 610:813dcc80987e 304 */
mbed_official 610:813dcc80987e 305
mbed_official 610:813dcc80987e 306 /* Exported macros -----------------------------------------------------------*/
mbed_official 610:813dcc80987e 307
mbed_official 610:813dcc80987e 308 /** @defgroup I2C_Exported_Macros I2C Exported Macros
mbed_official 610:813dcc80987e 309 * @{
mbed_official 610:813dcc80987e 310 */
mbed_official 610:813dcc80987e 311
mbed_official 610:813dcc80987e 312 /** @brief Reset I2C handle state.
mbed_official 610:813dcc80987e 313 * @param __HANDLE__: specifies the I2C Handle.
mbed_official 610:813dcc80987e 314 * @retval None
mbed_official 610:813dcc80987e 315 */
mbed_official 610:813dcc80987e 316 #define __HAL_I2C_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_I2C_STATE_RESET)
mbed_official 610:813dcc80987e 317
mbed_official 610:813dcc80987e 318 /** @brief Enable the specified I2C interrupt.
mbed_official 610:813dcc80987e 319 * @param __HANDLE__: specifies the I2C Handle.
mbed_official 610:813dcc80987e 320 * @param __INTERRUPT__: specifies the interrupt source to enable.
mbed_official 610:813dcc80987e 321 * This parameter can be one of the following values:
mbed_official 610:813dcc80987e 322 * @arg I2C_IT_ERRI: Errors interrupt enable
mbed_official 610:813dcc80987e 323 * @arg I2C_IT_TCI: Transfer complete interrupt enable
mbed_official 610:813dcc80987e 324 * @arg I2C_IT_STOPI: STOP detection interrupt enable
mbed_official 610:813dcc80987e 325 * @arg I2C_IT_NACKI: NACK received interrupt enable
mbed_official 610:813dcc80987e 326 * @arg I2C_IT_ADDRI: Address match interrupt enable
mbed_official 610:813dcc80987e 327 * @arg I2C_IT_RXI: RX interrupt enable
mbed_official 610:813dcc80987e 328 * @arg I2C_IT_TXI: TX interrupt enable
mbed_official 610:813dcc80987e 329 *
mbed_official 610:813dcc80987e 330 * @retval None
mbed_official 610:813dcc80987e 331 */
mbed_official 610:813dcc80987e 332
mbed_official 610:813dcc80987e 333 #define __HAL_I2C_ENABLE_IT(__HANDLE__, __INTERRUPT__) ((__HANDLE__)->Instance->CR1 |= (__INTERRUPT__))
mbed_official 610:813dcc80987e 334
mbed_official 610:813dcc80987e 335 /** @brief Disable the specified I2C interrupt.
mbed_official 610:813dcc80987e 336 * @param __HANDLE__: specifies the I2C Handle.
mbed_official 610:813dcc80987e 337 * @param __INTERRUPT__: specifies the interrupt source to disable.
mbed_official 610:813dcc80987e 338 * This parameter can be one of the following values:
mbed_official 610:813dcc80987e 339 * @arg I2C_IT_ERRI: Errors interrupt enable
mbed_official 610:813dcc80987e 340 * @arg I2C_IT_TCI: Transfer complete interrupt enable
mbed_official 610:813dcc80987e 341 * @arg I2C_IT_STOPI: STOP detection interrupt enable
mbed_official 610:813dcc80987e 342 * @arg I2C_IT_NACKI: NACK received interrupt enable
mbed_official 610:813dcc80987e 343 * @arg I2C_IT_ADDRI: Address match interrupt enable
mbed_official 610:813dcc80987e 344 * @arg I2C_IT_RXI: RX interrupt enable
mbed_official 610:813dcc80987e 345 * @arg I2C_IT_TXI: TX interrupt enable
mbed_official 610:813dcc80987e 346 *
mbed_official 610:813dcc80987e 347 * @retval None
mbed_official 610:813dcc80987e 348 */
mbed_official 610:813dcc80987e 349 #define __HAL_I2C_DISABLE_IT(__HANDLE__, __INTERRUPT__) ((__HANDLE__)->Instance->CR1 &= (~(__INTERRUPT__)))
mbed_official 610:813dcc80987e 350
mbed_official 610:813dcc80987e 351 /** @brief Check whether the specified I2C interrupt source is enabled or not.
mbed_official 610:813dcc80987e 352 * @param __HANDLE__: specifies the I2C Handle.
mbed_official 610:813dcc80987e 353 * @param __INTERRUPT__: specifies the I2C interrupt source to check.
mbed_official 610:813dcc80987e 354 * This parameter can be one of the following values:
mbed_official 610:813dcc80987e 355 * @arg I2C_IT_ERRI: Errors interrupt enable
mbed_official 610:813dcc80987e 356 * @arg I2C_IT_TCI: Transfer complete interrupt enable
mbed_official 610:813dcc80987e 357 * @arg I2C_IT_STOPI: STOP detection interrupt enable
mbed_official 610:813dcc80987e 358 * @arg I2C_IT_NACKI: NACK received interrupt enable
mbed_official 610:813dcc80987e 359 * @arg I2C_IT_ADDRI: Address match interrupt enable
mbed_official 610:813dcc80987e 360 * @arg I2C_IT_RXI: RX interrupt enable
mbed_official 610:813dcc80987e 361 * @arg I2C_IT_TXI: TX interrupt enable
mbed_official 610:813dcc80987e 362 *
mbed_official 610:813dcc80987e 363 * @retval The new state of __INTERRUPT__ (TRUE or FALSE).
mbed_official 610:813dcc80987e 364 */
mbed_official 610:813dcc80987e 365 #define __HAL_I2C_GET_IT_SOURCE(__HANDLE__, __INTERRUPT__) ((((__HANDLE__)->Instance->CR1 & (__INTERRUPT__)) == (__INTERRUPT__)) ? SET : RESET)
mbed_official 610:813dcc80987e 366
mbed_official 610:813dcc80987e 367 /** @brief Check whether the specified I2C flag is set or not.
mbed_official 610:813dcc80987e 368 * @param __HANDLE__: specifies the I2C Handle.
mbed_official 610:813dcc80987e 369 * @param __FLAG__: specifies the flag to check.
mbed_official 610:813dcc80987e 370 * This parameter can be one of the following values:
mbed_official 610:813dcc80987e 371 * @arg I2C_FLAG_TXE: Transmit data register empty
mbed_official 610:813dcc80987e 372 * @arg I2C_FLAG_TXIS: Transmit interrupt status
mbed_official 610:813dcc80987e 373 * @arg I2C_FLAG_RXNE: Receive data register not empty
mbed_official 610:813dcc80987e 374 * @arg I2C_FLAG_ADDR: Address matched (slave mode)
mbed_official 610:813dcc80987e 375 * @arg I2C_FLAG_AF: Acknowledge failure received flag
mbed_official 610:813dcc80987e 376 * @arg I2C_FLAG_STOPF: STOP detection flag
mbed_official 610:813dcc80987e 377 * @arg I2C_FLAG_TC: Transfer complete (master mode)
mbed_official 610:813dcc80987e 378 * @arg I2C_FLAG_TCR: Transfer complete reload
mbed_official 610:813dcc80987e 379 * @arg I2C_FLAG_BERR: Bus error
mbed_official 610:813dcc80987e 380 * @arg I2C_FLAG_ARLO: Arbitration lost
mbed_official 610:813dcc80987e 381 * @arg I2C_FLAG_OVR: Overrun/Underrun
mbed_official 610:813dcc80987e 382 * @arg I2C_FLAG_PECERR: PEC error in reception
mbed_official 610:813dcc80987e 383 * @arg I2C_FLAG_TIMEOUT: Timeout or Tlow detection flag
mbed_official 610:813dcc80987e 384 * @arg I2C_FLAG_ALERT: SMBus alert
mbed_official 610:813dcc80987e 385 * @arg I2C_FLAG_BUSY: Bus busy
mbed_official 610:813dcc80987e 386 * @arg I2C_FLAG_DIR: Transfer direction (slave mode)
mbed_official 610:813dcc80987e 387 *
mbed_official 610:813dcc80987e 388 * @retval The new state of __FLAG__ (TRUE or FALSE).
mbed_official 610:813dcc80987e 389 */
mbed_official 610:813dcc80987e 390 #define I2C_FLAG_MASK ((uint32_t)0x0001FFFF)
mbed_official 610:813dcc80987e 391 #define __HAL_I2C_GET_FLAG(__HANDLE__, __FLAG__) (((((__HANDLE__)->Instance->ISR) & ((__FLAG__) & I2C_FLAG_MASK)) == ((__FLAG__) & I2C_FLAG_MASK)))
mbed_official 610:813dcc80987e 392
mbed_official 610:813dcc80987e 393 /** @brief Clear the I2C pending flags which are cleared by writing 1 in a specific bit.
mbed_official 610:813dcc80987e 394 * @param __HANDLE__: specifies the I2C Handle.
mbed_official 610:813dcc80987e 395 * @param __FLAG__: specifies the flag to clear.
mbed_official 610:813dcc80987e 396 * This parameter can be any combination of the following values:
mbed_official 610:813dcc80987e 397 * @arg I2C_FLAG_ADDR: Address matched (slave mode)
mbed_official 610:813dcc80987e 398 * @arg I2C_FLAG_AF: Acknowledge failure received flag
mbed_official 610:813dcc80987e 399 * @arg I2C_FLAG_STOPF: STOP detection flag
mbed_official 610:813dcc80987e 400 * @arg I2C_FLAG_BERR: Bus error
mbed_official 610:813dcc80987e 401 * @arg I2C_FLAG_ARLO: Arbitration lost
mbed_official 610:813dcc80987e 402 * @arg I2C_FLAG_OVR: Overrun/Underrun
mbed_official 610:813dcc80987e 403 * @arg I2C_FLAG_PECERR: PEC error in reception
mbed_official 610:813dcc80987e 404 * @arg I2C_FLAG_TIMEOUT: Timeout or Tlow detection flag
mbed_official 610:813dcc80987e 405 * @arg I2C_FLAG_ALERT: SMBus alert
mbed_official 610:813dcc80987e 406 *
mbed_official 610:813dcc80987e 407 * @retval None
mbed_official 610:813dcc80987e 408 */
mbed_official 610:813dcc80987e 409 #define __HAL_I2C_CLEAR_FLAG(__HANDLE__, __FLAG__) ((__HANDLE__)->Instance->ICR = ((__FLAG__) & I2C_FLAG_MASK))
mbed_official 610:813dcc80987e 410
mbed_official 610:813dcc80987e 411 /** @brief Enable the specified I2C peripheral.
mbed_official 610:813dcc80987e 412 * @param __HANDLE__: specifies the I2C Handle.
mbed_official 610:813dcc80987e 413 * @retval None
mbed_official 610:813dcc80987e 414 */
mbed_official 610:813dcc80987e 415 #define __HAL_I2C_ENABLE(__HANDLE__) (SET_BIT((__HANDLE__)->Instance->CR1, I2C_CR1_PE))
mbed_official 610:813dcc80987e 416
mbed_official 610:813dcc80987e 417 /** @brief Disable the specified I2C peripheral.
mbed_official 610:813dcc80987e 418 * @param __HANDLE__: specifies the I2C Handle.
mbed_official 610:813dcc80987e 419 * @retval None
mbed_official 610:813dcc80987e 420 */
mbed_official 610:813dcc80987e 421 #define __HAL_I2C_DISABLE(__HANDLE__) (CLEAR_BIT((__HANDLE__)->Instance->CR1, I2C_CR1_PE))
mbed_official 610:813dcc80987e 422
mbed_official 610:813dcc80987e 423 /**
mbed_official 610:813dcc80987e 424 * @}
mbed_official 610:813dcc80987e 425 */
mbed_official 610:813dcc80987e 426
mbed_official 610:813dcc80987e 427 /* Include I2C HAL Extended module */
mbed_official 610:813dcc80987e 428 #include "stm32l4xx_hal_i2c_ex.h"
mbed_official 610:813dcc80987e 429
mbed_official 610:813dcc80987e 430 /* Exported functions --------------------------------------------------------*/
mbed_official 610:813dcc80987e 431 /** @addtogroup I2C_Exported_Functions
mbed_official 610:813dcc80987e 432 * @{
mbed_official 610:813dcc80987e 433 */
mbed_official 610:813dcc80987e 434
mbed_official 610:813dcc80987e 435 /** @addtogroup I2C_Exported_Functions_Group1 Initialization and de-initialization functions
mbed_official 610:813dcc80987e 436 * @{
mbed_official 610:813dcc80987e 437 */
mbed_official 610:813dcc80987e 438 /* Initialization and de-initialization functions******************************/
mbed_official 610:813dcc80987e 439 HAL_StatusTypeDef HAL_I2C_Init(I2C_HandleTypeDef *hi2c);
mbed_official 610:813dcc80987e 440 HAL_StatusTypeDef HAL_I2C_DeInit (I2C_HandleTypeDef *hi2c);
mbed_official 610:813dcc80987e 441 void HAL_I2C_MspInit(I2C_HandleTypeDef *hi2c);
mbed_official 610:813dcc80987e 442 void HAL_I2C_MspDeInit(I2C_HandleTypeDef *hi2c);
mbed_official 610:813dcc80987e 443 /**
mbed_official 610:813dcc80987e 444 * @}
mbed_official 610:813dcc80987e 445 */
mbed_official 610:813dcc80987e 446
mbed_official 610:813dcc80987e 447 /** @addtogroup I2C_Exported_Functions_Group2 Input and Output operation functions
mbed_official 610:813dcc80987e 448 * @{
mbed_official 610:813dcc80987e 449 */
mbed_official 610:813dcc80987e 450 /* IO operation functions ****************************************************/
mbed_official 610:813dcc80987e 451 /******* Blocking mode: Polling */
mbed_official 610:813dcc80987e 452 HAL_StatusTypeDef HAL_I2C_Master_Transmit(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size, uint32_t Timeout);
mbed_official 610:813dcc80987e 453 HAL_StatusTypeDef HAL_I2C_Master_Receive(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size, uint32_t Timeout);
mbed_official 610:813dcc80987e 454 HAL_StatusTypeDef HAL_I2C_Slave_Transmit(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size, uint32_t Timeout);
mbed_official 610:813dcc80987e 455 HAL_StatusTypeDef HAL_I2C_Slave_Receive(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size, uint32_t Timeout);
mbed_official 610:813dcc80987e 456 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);
mbed_official 610:813dcc80987e 457 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);
mbed_official 610:813dcc80987e 458 HAL_StatusTypeDef HAL_I2C_IsDeviceReady(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint32_t Trials, uint32_t Timeout);
mbed_official 610:813dcc80987e 459
mbed_official 610:813dcc80987e 460 /******* Non-Blocking mode: Interrupt */
mbed_official 610:813dcc80987e 461 HAL_StatusTypeDef HAL_I2C_Master_Transmit_IT(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size);
mbed_official 610:813dcc80987e 462 HAL_StatusTypeDef HAL_I2C_Master_Receive_IT(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size);
mbed_official 610:813dcc80987e 463 HAL_StatusTypeDef HAL_I2C_Slave_Transmit_IT(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size);
mbed_official 610:813dcc80987e 464 HAL_StatusTypeDef HAL_I2C_Slave_Receive_IT(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size);
mbed_official 610:813dcc80987e 465 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);
mbed_official 610:813dcc80987e 466 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);
mbed_official 610:813dcc80987e 467
mbed_official 610:813dcc80987e 468 /******* Non-Blocking mode: DMA */
mbed_official 610:813dcc80987e 469 HAL_StatusTypeDef HAL_I2C_Master_Transmit_DMA(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size);
mbed_official 610:813dcc80987e 470 HAL_StatusTypeDef HAL_I2C_Master_Receive_DMA(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size);
mbed_official 610:813dcc80987e 471 HAL_StatusTypeDef HAL_I2C_Slave_Transmit_DMA(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size);
mbed_official 610:813dcc80987e 472 HAL_StatusTypeDef HAL_I2C_Slave_Receive_DMA(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size);
mbed_official 610:813dcc80987e 473 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);
mbed_official 610:813dcc80987e 474 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);
mbed_official 610:813dcc80987e 475 /**
mbed_official 610:813dcc80987e 476 * @}
mbed_official 610:813dcc80987e 477 */
mbed_official 610:813dcc80987e 478
mbed_official 610:813dcc80987e 479 /** @addtogroup I2C_IRQ_Handler_and_Callbacks IRQ Handler and Callbacks
mbed_official 610:813dcc80987e 480 * @{
mbed_official 610:813dcc80987e 481 */
mbed_official 610:813dcc80987e 482 /******* I2C IRQHandler and Callbacks used in non blocking modes (Interrupt and DMA) */
mbed_official 610:813dcc80987e 483 void HAL_I2C_EV_IRQHandler(I2C_HandleTypeDef *hi2c);
mbed_official 610:813dcc80987e 484 void HAL_I2C_ER_IRQHandler(I2C_HandleTypeDef *hi2c);
mbed_official 610:813dcc80987e 485 void HAL_I2C_MasterTxCpltCallback(I2C_HandleTypeDef *hi2c);
mbed_official 610:813dcc80987e 486 void HAL_I2C_MasterRxCpltCallback(I2C_HandleTypeDef *hi2c);
mbed_official 610:813dcc80987e 487 void HAL_I2C_SlaveTxCpltCallback(I2C_HandleTypeDef *hi2c);
mbed_official 610:813dcc80987e 488 void HAL_I2C_SlaveRxCpltCallback(I2C_HandleTypeDef *hi2c);
mbed_official 610:813dcc80987e 489 void HAL_I2C_MemTxCpltCallback(I2C_HandleTypeDef *hi2c);
mbed_official 610:813dcc80987e 490 void HAL_I2C_MemRxCpltCallback(I2C_HandleTypeDef *hi2c);
mbed_official 610:813dcc80987e 491 void HAL_I2C_ErrorCallback(I2C_HandleTypeDef *hi2c);
mbed_official 610:813dcc80987e 492 /**
mbed_official 610:813dcc80987e 493 * @}
mbed_official 610:813dcc80987e 494 */
mbed_official 610:813dcc80987e 495
mbed_official 610:813dcc80987e 496 /** @addtogroup I2C_Exported_Functions_Group3 Peripheral State and Errors functions
mbed_official 610:813dcc80987e 497 * @{
mbed_official 610:813dcc80987e 498 */
mbed_official 610:813dcc80987e 499 /* Peripheral State and Errors functions *************************************/
mbed_official 610:813dcc80987e 500 HAL_I2C_StateTypeDef HAL_I2C_GetState(I2C_HandleTypeDef *hi2c);
mbed_official 610:813dcc80987e 501 uint32_t HAL_I2C_GetError(I2C_HandleTypeDef *hi2c);
mbed_official 610:813dcc80987e 502
mbed_official 610:813dcc80987e 503 /**
mbed_official 610:813dcc80987e 504 * @}
mbed_official 610:813dcc80987e 505 */
mbed_official 610:813dcc80987e 506
mbed_official 610:813dcc80987e 507 /**
mbed_official 610:813dcc80987e 508 * @}
mbed_official 610:813dcc80987e 509 */
mbed_official 610:813dcc80987e 510
mbed_official 610:813dcc80987e 511 /* Private constants ---------------------------------------------------------*/
mbed_official 610:813dcc80987e 512 /** @defgroup I2C_Private_Constants I2C Private Constants
mbed_official 610:813dcc80987e 513 * @{
mbed_official 610:813dcc80987e 514 */
mbed_official 610:813dcc80987e 515
mbed_official 610:813dcc80987e 516 /**
mbed_official 610:813dcc80987e 517 * @}
mbed_official 610:813dcc80987e 518 */
mbed_official 610:813dcc80987e 519
mbed_official 610:813dcc80987e 520 /* Private macros ------------------------------------------------------------*/
mbed_official 610:813dcc80987e 521 /** @defgroup I2C_Private_Macro I2C Private Macros
mbed_official 610:813dcc80987e 522 * @{
mbed_official 610:813dcc80987e 523 */
mbed_official 610:813dcc80987e 524
mbed_official 610:813dcc80987e 525 #define IS_I2C_ADDRESSING_MODE(MODE) (((MODE) == I2C_ADDRESSINGMODE_7BIT) || \
mbed_official 610:813dcc80987e 526 ((MODE) == I2C_ADDRESSINGMODE_10BIT))
mbed_official 610:813dcc80987e 527
mbed_official 610:813dcc80987e 528 #define IS_I2C_DUAL_ADDRESS(ADDRESS) (((ADDRESS) == I2C_DUALADDRESS_DISABLE) || \
mbed_official 610:813dcc80987e 529 ((ADDRESS) == I2C_DUALADDRESS_ENABLE))
mbed_official 610:813dcc80987e 530
mbed_official 610:813dcc80987e 531 #define IS_I2C_OWN_ADDRESS2_MASK(MASK) (((MASK) == I2C_OA2_NOMASK) || \
mbed_official 610:813dcc80987e 532 ((MASK) == I2C_OA2_MASK01) || \
mbed_official 610:813dcc80987e 533 ((MASK) == I2C_OA2_MASK02) || \
mbed_official 610:813dcc80987e 534 ((MASK) == I2C_OA2_MASK03) || \
mbed_official 610:813dcc80987e 535 ((MASK) == I2C_OA2_MASK04) || \
mbed_official 610:813dcc80987e 536 ((MASK) == I2C_OA2_MASK05) || \
mbed_official 610:813dcc80987e 537 ((MASK) == I2C_OA2_MASK06) || \
mbed_official 610:813dcc80987e 538 ((MASK) == I2C_OA2_MASK07))
mbed_official 610:813dcc80987e 539
mbed_official 610:813dcc80987e 540 #define IS_I2C_GENERAL_CALL(CALL) (((CALL) == I2C_GENERALCALL_DISABLE) || \
mbed_official 610:813dcc80987e 541 ((CALL) == I2C_GENERALCALL_ENABLE))
mbed_official 610:813dcc80987e 542
mbed_official 610:813dcc80987e 543 #define IS_I2C_NO_STRETCH(STRETCH) (((STRETCH) == I2C_NOSTRETCH_DISABLE) || \
mbed_official 610:813dcc80987e 544 ((STRETCH) == I2C_NOSTRETCH_ENABLE))
mbed_official 610:813dcc80987e 545
mbed_official 610:813dcc80987e 546 #define IS_I2C_MEMADD_SIZE(SIZE) (((SIZE) == I2C_MEMADD_SIZE_8BIT) || \
mbed_official 610:813dcc80987e 547 ((SIZE) == I2C_MEMADD_SIZE_16BIT))
mbed_official 610:813dcc80987e 548
mbed_official 610:813dcc80987e 549
mbed_official 610:813dcc80987e 550 #define IS_TRANSFER_MODE(MODE) (((MODE) == I2C_RELOAD_MODE) || \
mbed_official 610:813dcc80987e 551 ((MODE) == I2C_AUTOEND_MODE) || \
mbed_official 610:813dcc80987e 552 ((MODE) == I2C_SOFTEND_MODE))
mbed_official 610:813dcc80987e 553
mbed_official 610:813dcc80987e 554 #define IS_TRANSFER_REQUEST(REQUEST) (((REQUEST) == I2C_GENERATE_STOP) || \
mbed_official 610:813dcc80987e 555 ((REQUEST) == I2C_GENERATE_START_READ) || \
mbed_official 610:813dcc80987e 556 ((REQUEST) == I2C_GENERATE_START_WRITE) || \
mbed_official 610:813dcc80987e 557 ((REQUEST) == I2C_NO_STARTSTOP))
mbed_official 610:813dcc80987e 558
mbed_official 610:813dcc80987e 559
mbed_official 610:813dcc80987e 560 #define I2C_RESET_CR2(__HANDLE__) ((__HANDLE__)->Instance->CR2 &= (uint32_t)~((uint32_t)(I2C_CR2_SADD | I2C_CR2_HEAD10R | I2C_CR2_NBYTES | I2C_CR2_RELOAD | I2C_CR2_RD_WRN)))
mbed_official 610:813dcc80987e 561
mbed_official 610:813dcc80987e 562 #define IS_I2C_OWN_ADDRESS1(ADDRESS1) ((ADDRESS1) <= (uint32_t)0x000003FF)
mbed_official 610:813dcc80987e 563 #define IS_I2C_OWN_ADDRESS2(ADDRESS2) ((ADDRESS2) <= (uint16_t)0x00FF)
mbed_official 610:813dcc80987e 564
mbed_official 610:813dcc80987e 565 #define I2C_MEM_ADD_MSB(__ADDRESS__) ((uint8_t)((uint16_t)(((uint16_t)((__ADDRESS__) & (uint16_t)(0xFF00))) >> 8)))
mbed_official 610:813dcc80987e 566 #define I2C_MEM_ADD_LSB(__ADDRESS__) ((uint8_t)((uint16_t)((__ADDRESS__) & (uint16_t)(0x00FF))))
mbed_official 610:813dcc80987e 567
mbed_official 610:813dcc80987e 568 #define I2C_GENERATE_START(__ADDMODE__,__ADDRESS__) (((__ADDMODE__) == I2C_ADDRESSINGMODE_7BIT) ? (uint32_t)((((uint32_t)(__ADDRESS__) & (I2C_CR2_SADD)) | (I2C_CR2_START) | (I2C_CR2_AUTOEND)) & (~I2C_CR2_RD_WRN)) : \
mbed_official 610:813dcc80987e 569 (uint32_t)((((uint32_t)(__ADDRESS__) & (I2C_CR2_SADD)) | (I2C_CR2_ADD10) | (I2C_CR2_START)) & (~I2C_CR2_RD_WRN)))
mbed_official 610:813dcc80987e 570 /**
mbed_official 610:813dcc80987e 571 * @}
mbed_official 610:813dcc80987e 572 */
mbed_official 610:813dcc80987e 573
mbed_official 610:813dcc80987e 574 /* Private Functions ---------------------------------------------------------*/
mbed_official 610:813dcc80987e 575 /** @defgroup I2C_Private_Functions I2C Private Functions
mbed_official 610:813dcc80987e 576 * @{
mbed_official 610:813dcc80987e 577 */
mbed_official 610:813dcc80987e 578 /* Private functions are defined in stm32l4xx_hal_i2c.c file */
mbed_official 610:813dcc80987e 579 /**
mbed_official 610:813dcc80987e 580 * @}
mbed_official 610:813dcc80987e 581 */
mbed_official 610:813dcc80987e 582
mbed_official 610:813dcc80987e 583 /**
mbed_official 610:813dcc80987e 584 * @}
mbed_official 610:813dcc80987e 585 */
mbed_official 610:813dcc80987e 586
mbed_official 610:813dcc80987e 587 /**
mbed_official 610:813dcc80987e 588 * @}
mbed_official 610:813dcc80987e 589 */
mbed_official 610:813dcc80987e 590
mbed_official 610:813dcc80987e 591 #ifdef __cplusplus
mbed_official 610:813dcc80987e 592 }
mbed_official 610:813dcc80987e 593 #endif
mbed_official 610:813dcc80987e 594
mbed_official 610:813dcc80987e 595
mbed_official 610:813dcc80987e 596 #endif /* __STM32L4xx_HAL_I2C_H */
mbed_official 610:813dcc80987e 597
mbed_official 610:813dcc80987e 598 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/