mbed library sources

Dependents:   Encrypted my_mbed lklk CyaSSL_DTLS_Cellular ... more

Superseded

This library was superseded by mbed-dev - https://os.mbed.com/users/mbed_official/code/mbed-dev/.

Development branch of the mbed library sources. This library is kept in synch with the latest changes from the mbed SDK and it is not guaranteed to work.

If you are looking for a stable and tested release, please import one of the official mbed library releases:

Import librarymbed

The official Mbed 2 C/C++ SDK provides the software platform and libraries to build your applications.

Committer:
mbed_official
Date:
Wed Jul 01 09:45:11 2015 +0100
Revision:
579:53297373a894
Parent:
489:119543c9f674
Synchronized with git revision d5b4d2ab9c47edb4dc5776e7177b0c2263459081

Full URL: https://github.com/mbedmicro/mbed/commit/d5b4d2ab9c47edb4dc5776e7177b0c2263459081/

Initial version of drivers for SAMR21

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_official 376:cb4d9db17537 1 /**
mbed_official 376:cb4d9db17537 2 ******************************************************************************
mbed_official 376:cb4d9db17537 3 * @file stm32l0xx_hal_i2c.h
mbed_official 376:cb4d9db17537 4 * @author MCD Application Team
mbed_official 489:119543c9f674 5 * @version V1.2.0
mbed_official 489:119543c9f674 6 * @date 06-February-2015
mbed_official 376:cb4d9db17537 7 * @brief Header file of I2C HAL module.
mbed_official 376:cb4d9db17537 8 ******************************************************************************
mbed_official 376:cb4d9db17537 9 * @attention
mbed_official 376:cb4d9db17537 10 *
mbed_official 489:119543c9f674 11 * <h2><center>&copy; COPYRIGHT(c) 2015 STMicroelectronics</center></h2>
mbed_official 376:cb4d9db17537 12 *
mbed_official 376:cb4d9db17537 13 * Redistribution and use in source and binary forms, with or without modification,
mbed_official 376:cb4d9db17537 14 * are permitted provided that the following conditions are met:
mbed_official 376:cb4d9db17537 15 * 1. Redistributions of source code must retain the above copyright notice,
mbed_official 376:cb4d9db17537 16 * this list of conditions and the following disclaimer.
mbed_official 376:cb4d9db17537 17 * 2. Redistributions in binary form must reproduce the above copyright notice,
mbed_official 376:cb4d9db17537 18 * this list of conditions and the following disclaimer in the documentation
mbed_official 376:cb4d9db17537 19 * and/or other materials provided with the distribution.
mbed_official 376:cb4d9db17537 20 * 3. Neither the name of STMicroelectronics nor the names of its contributors
mbed_official 376:cb4d9db17537 21 * may be used to endorse or promote products derived from this software
mbed_official 376:cb4d9db17537 22 * without specific prior written permission.
mbed_official 376:cb4d9db17537 23 *
mbed_official 376:cb4d9db17537 24 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
mbed_official 376:cb4d9db17537 25 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
mbed_official 376:cb4d9db17537 26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
mbed_official 376:cb4d9db17537 27 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
mbed_official 376:cb4d9db17537 28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
mbed_official 376:cb4d9db17537 29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
mbed_official 376:cb4d9db17537 30 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
mbed_official 376:cb4d9db17537 31 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
mbed_official 376:cb4d9db17537 32 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
mbed_official 376:cb4d9db17537 33 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
mbed_official 376:cb4d9db17537 34 *
mbed_official 376:cb4d9db17537 35 ******************************************************************************
mbed_official 376:cb4d9db17537 36 */
mbed_official 376:cb4d9db17537 37
mbed_official 376:cb4d9db17537 38 /* Define to prevent recursive inclusion -------------------------------------*/
mbed_official 376:cb4d9db17537 39 #ifndef __STM32L0xx_HAL_I2C_H
mbed_official 376:cb4d9db17537 40 #define __STM32L0xx_HAL_I2C_H
mbed_official 376:cb4d9db17537 41
mbed_official 376:cb4d9db17537 42 #ifdef __cplusplus
mbed_official 376:cb4d9db17537 43 extern "C" {
mbed_official 376:cb4d9db17537 44 #endif
mbed_official 376:cb4d9db17537 45
mbed_official 376:cb4d9db17537 46 /* Includes ------------------------------------------------------------------*/
mbed_official 376:cb4d9db17537 47 #include "stm32l0xx_hal_def.h"
mbed_official 376:cb4d9db17537 48
mbed_official 376:cb4d9db17537 49 /** @addtogroup STM32L0xx_HAL_Driver
mbed_official 376:cb4d9db17537 50 * @{
mbed_official 376:cb4d9db17537 51 */
mbed_official 376:cb4d9db17537 52
mbed_official 376:cb4d9db17537 53 /** @addtogroup I2C
mbed_official 376:cb4d9db17537 54 * @{
mbed_official 376:cb4d9db17537 55 */
mbed_official 376:cb4d9db17537 56
mbed_official 376:cb4d9db17537 57 /* Exported types ------------------------------------------------------------*/
mbed_official 489:119543c9f674 58 /** @defgroup I2C_Exported_Types I2C Exported Types
mbed_official 489:119543c9f674 59 * @{
mbed_official 489:119543c9f674 60 */
mbed_official 376:cb4d9db17537 61
mbed_official 489:119543c9f674 62 /** @defgroup I2C_Configuration_Structure_definition I2C Configuration Structure definition
mbed_official 376:cb4d9db17537 63 * @brief I2C Configuration Structure definition
mbed_official 489:119543c9f674 64 * @{
mbed_official 376:cb4d9db17537 65 */
mbed_official 376:cb4d9db17537 66 typedef struct
mbed_official 376:cb4d9db17537 67 {
mbed_official 376:cb4d9db17537 68 uint32_t Timing; /*!< Specifies the I2C_TIMINGR_register value.
mbed_official 376:cb4d9db17537 69 This parameter calculated by referring to I2C initialization
mbed_official 376:cb4d9db17537 70 section in Reference manual */
mbed_official 376:cb4d9db17537 71
mbed_official 376:cb4d9db17537 72 uint32_t OwnAddress1; /*!< Specifies the first device own address.
mbed_official 376:cb4d9db17537 73 This parameter can be a 7-bit or 10-bit address. */
mbed_official 376:cb4d9db17537 74
mbed_official 376:cb4d9db17537 75 uint32_t AddressingMode; /*!< Specifies if 7-bit or 10-bit addressing mode is selected.
mbed_official 376:cb4d9db17537 76 This parameter can be a value of @ref I2C_addressing_mode */
mbed_official 376:cb4d9db17537 77
mbed_official 376:cb4d9db17537 78 uint32_t DualAddressMode; /*!< Specifies if dual addressing mode is selected.
mbed_official 376:cb4d9db17537 79 This parameter can be a value of @ref I2C_dual_addressing_mode */
mbed_official 376:cb4d9db17537 80
mbed_official 376:cb4d9db17537 81 uint32_t OwnAddress2; /*!< Specifies the second device own address if dual addressing mode is selected
mbed_official 376:cb4d9db17537 82 This parameter can be a 7-bit address. */
mbed_official 376:cb4d9db17537 83
mbed_official 376:cb4d9db17537 84 uint32_t OwnAddress2Masks; /*!< Specifies the acknoledge mask address second device own address if dual addressing mode is selected
mbed_official 376:cb4d9db17537 85 This parameter can be a value of @ref I2C_own_address2_masks */
mbed_official 376:cb4d9db17537 86
mbed_official 376:cb4d9db17537 87 uint32_t GeneralCallMode; /*!< Specifies if general call mode is selected.
mbed_official 376:cb4d9db17537 88 This parameter can be a value of @ref I2C_general_call_addressing_mode */
mbed_official 376:cb4d9db17537 89
mbed_official 376:cb4d9db17537 90 uint32_t NoStretchMode; /*!< Specifies if nostretch mode is selected.
mbed_official 376:cb4d9db17537 91 This parameter can be a value of @ref I2C_nostretch_mode */
mbed_official 376:cb4d9db17537 92
mbed_official 376:cb4d9db17537 93 }I2C_InitTypeDef;
mbed_official 376:cb4d9db17537 94
mbed_official 376:cb4d9db17537 95 /**
mbed_official 489:119543c9f674 96 * @}
mbed_official 489:119543c9f674 97 */
mbed_official 489:119543c9f674 98
mbed_official 489:119543c9f674 99 /** @defgroup HAL_state_structure_definition HAL state structure definition
mbed_official 489:119543c9f674 100 * @brief HAL State structure definition
mbed_official 489:119543c9f674 101 * @{
mbed_official 376:cb4d9db17537 102 */
mbed_official 489:119543c9f674 103
mbed_official 376:cb4d9db17537 104 typedef enum
mbed_official 376:cb4d9db17537 105 {
mbed_official 376:cb4d9db17537 106 HAL_I2C_STATE_RESET = 0x00, /*!< I2C not yet initialized or disabled */
mbed_official 376:cb4d9db17537 107 HAL_I2C_STATE_READY = 0x01, /*!< I2C initialized and ready for use */
mbed_official 376:cb4d9db17537 108 HAL_I2C_STATE_BUSY = 0x02, /*!< I2C internal process is ongoing */
mbed_official 376:cb4d9db17537 109 HAL_I2C_STATE_MASTER_BUSY_TX = 0x12, /*!< Master Data Transmission process is ongoing */
mbed_official 376:cb4d9db17537 110 HAL_I2C_STATE_MASTER_BUSY_RX = 0x22, /*!< Master Data Reception process is ongoing */
mbed_official 376:cb4d9db17537 111 HAL_I2C_STATE_SLAVE_BUSY_TX = 0x32, /*!< Slave Data Transmission process is ongoing */
mbed_official 376:cb4d9db17537 112 HAL_I2C_STATE_SLAVE_BUSY_RX = 0x42, /*!< Slave Data Reception process is ongoing */
mbed_official 376:cb4d9db17537 113 HAL_I2C_STATE_MEM_BUSY_TX = 0x52, /*!< Memory Data Transmission process is ongoing */
mbed_official 376:cb4d9db17537 114 HAL_I2C_STATE_MEM_BUSY_RX = 0x62, /*!< Memory Data Reception process is ongoing */
mbed_official 376:cb4d9db17537 115 HAL_I2C_STATE_TIMEOUT = 0x03, /*!< Timeout state */
mbed_official 376:cb4d9db17537 116 HAL_I2C_STATE_ERROR = 0x04 /*!< Reception process is ongoing */
mbed_official 376:cb4d9db17537 117 }HAL_I2C_StateTypeDef;
mbed_official 376:cb4d9db17537 118
mbed_official 376:cb4d9db17537 119 /**
mbed_official 489:119543c9f674 120 * @}
mbed_official 489:119543c9f674 121 */
mbed_official 489:119543c9f674 122
mbed_official 489:119543c9f674 123 /** @defgroup I2C_Error_Code I2C Error Code
mbed_official 489:119543c9f674 124 * @brief I2C Error Code
mbed_official 489:119543c9f674 125 * @{
mbed_official 376:cb4d9db17537 126 */
mbed_official 489:119543c9f674 127 #define HAL_I2C_ERROR_NONE 0x00 /*!< No error */
mbed_official 489:119543c9f674 128 #define HAL_I2C_ERROR_BERR 0x01 /*!< BERR error */
mbed_official 489:119543c9f674 129 #define HAL_I2C_ERROR_ARLO 0x02 /*!< ARLO error */
mbed_official 489:119543c9f674 130 #define HAL_I2C_ERROR_AF 0x04 /*!< ACKF error */
mbed_official 489:119543c9f674 131 #define HAL_I2C_ERROR_OVR 0x08 /*!< OVR error */
mbed_official 489:119543c9f674 132 #define HAL_I2C_ERROR_DMA 0x10 /*!< DMA transfer error */
mbed_official 489:119543c9f674 133 #define HAL_I2C_ERROR_TIMEOUT 0x20 /*!< Timeout error */
mbed_official 489:119543c9f674 134 #define HAL_I2C_ERROR_SIZE 0x40 /*!< Size Management error */
mbed_official 489:119543c9f674 135 /**
mbed_official 489:119543c9f674 136 * @}
mbed_official 489:119543c9f674 137 */
mbed_official 376:cb4d9db17537 138
mbed_official 489:119543c9f674 139 /** @defgroup I2C_handle_Structure_definition I2C handle Structure definition
mbed_official 376:cb4d9db17537 140 * @brief I2C handle Structure definition
mbed_official 489:119543c9f674 141 * @{
mbed_official 376:cb4d9db17537 142 */
mbed_official 376:cb4d9db17537 143 typedef struct
mbed_official 376:cb4d9db17537 144 {
mbed_official 489:119543c9f674 145 I2C_TypeDef *Instance; /*!< I2C registers base address */
mbed_official 489:119543c9f674 146
mbed_official 489:119543c9f674 147 I2C_InitTypeDef Init; /*!< I2C communication parameters */
mbed_official 489:119543c9f674 148
mbed_official 489:119543c9f674 149 uint8_t *pBuffPtr; /*!< Pointer to I2C transfer buffer */
mbed_official 489:119543c9f674 150
mbed_official 489:119543c9f674 151 uint16_t XferSize; /*!< I2C transfer size */
mbed_official 489:119543c9f674 152
mbed_official 489:119543c9f674 153 __IO uint16_t XferCount; /*!< I2C transfer counter */
mbed_official 489:119543c9f674 154
mbed_official 489:119543c9f674 155 DMA_HandleTypeDef *hdmatx; /*!< I2C Tx DMA handle parameters */
mbed_official 489:119543c9f674 156
mbed_official 489:119543c9f674 157 DMA_HandleTypeDef *hdmarx; /*!< I2C Rx DMA handle parameters */
mbed_official 489:119543c9f674 158
mbed_official 489:119543c9f674 159 HAL_LockTypeDef Lock; /*!< I2C locking object */
mbed_official 489:119543c9f674 160
mbed_official 489:119543c9f674 161 __IO HAL_I2C_StateTypeDef State; /*!< I2C communication state */
mbed_official 376:cb4d9db17537 162
mbed_official 489:119543c9f674 163 __IO uint32_t ErrorCode; /*!< I2C Error code, see I2C_Error_Code */
mbed_official 376:cb4d9db17537 164
mbed_official 376:cb4d9db17537 165 }I2C_HandleTypeDef;
mbed_official 489:119543c9f674 166 /**
mbed_official 489:119543c9f674 167 * @}
mbed_official 489:119543c9f674 168 */
mbed_official 376:cb4d9db17537 169
mbed_official 489:119543c9f674 170 /**
mbed_official 489:119543c9f674 171 * @}
mbed_official 489:119543c9f674 172 */
mbed_official 376:cb4d9db17537 173 /* Exported constants --------------------------------------------------------*/
mbed_official 376:cb4d9db17537 174
mbed_official 489:119543c9f674 175 /** @defgroup I2C_Exported_Constants I2C Exported Constants
mbed_official 376:cb4d9db17537 176 * @{
mbed_official 376:cb4d9db17537 177 */
mbed_official 376:cb4d9db17537 178
mbed_official 489:119543c9f674 179 /** @defgroup I2C_addressing_mode I2C addressing mode
mbed_official 376:cb4d9db17537 180 * @{
mbed_official 376:cb4d9db17537 181 */
mbed_official 376:cb4d9db17537 182 #define I2C_ADDRESSINGMODE_7BIT ((uint32_t)0x00000001)
mbed_official 376:cb4d9db17537 183 #define I2C_ADDRESSINGMODE_10BIT ((uint32_t)0x00000002)
mbed_official 376:cb4d9db17537 184 /**
mbed_official 376:cb4d9db17537 185 * @}
mbed_official 376:cb4d9db17537 186 */
mbed_official 376:cb4d9db17537 187
mbed_official 489:119543c9f674 188 /** @defgroup I2C_dual_addressing_mode I2C dual addressing mode
mbed_official 376:cb4d9db17537 189 * @{
mbed_official 376:cb4d9db17537 190 */
mbed_official 489:119543c9f674 191 #define I2C_DUALADDRESS_DISABLE ((uint32_t)0x00000000)
mbed_official 489:119543c9f674 192 #define I2C_DUALADDRESS_ENABLE I2C_OAR2_OA2EN
mbed_official 376:cb4d9db17537 193 /**
mbed_official 376:cb4d9db17537 194 * @}
mbed_official 376:cb4d9db17537 195 */
mbed_official 376:cb4d9db17537 196
mbed_official 489:119543c9f674 197 /** @defgroup I2C_own_address2_masks I2C own address2 masks
mbed_official 376:cb4d9db17537 198 * @{
mbed_official 376:cb4d9db17537 199 */
mbed_official 376:cb4d9db17537 200 #define I2C_OA2_NOMASK ((uint8_t)0x00)
mbed_official 376:cb4d9db17537 201 #define I2C_OA2_MASK01 ((uint8_t)0x01)
mbed_official 376:cb4d9db17537 202 #define I2C_OA2_MASK02 ((uint8_t)0x02)
mbed_official 376:cb4d9db17537 203 #define I2C_OA2_MASK03 ((uint8_t)0x03)
mbed_official 376:cb4d9db17537 204 #define I2C_OA2_MASK04 ((uint8_t)0x04)
mbed_official 376:cb4d9db17537 205 #define I2C_OA2_MASK05 ((uint8_t)0x05)
mbed_official 376:cb4d9db17537 206 #define I2C_OA2_MASK06 ((uint8_t)0x06)
mbed_official 376:cb4d9db17537 207 #define I2C_OA2_MASK07 ((uint8_t)0x07)
mbed_official 376:cb4d9db17537 208 /**
mbed_official 376:cb4d9db17537 209 * @}
mbed_official 376:cb4d9db17537 210 */
mbed_official 376:cb4d9db17537 211
mbed_official 489:119543c9f674 212 /** @defgroup I2C_general_call_addressing_mode I2C general call addressing mode
mbed_official 376:cb4d9db17537 213 * @{
mbed_official 376:cb4d9db17537 214 */
mbed_official 489:119543c9f674 215 #define I2C_GENERALCALL_DISABLE ((uint32_t)0x00000000)
mbed_official 489:119543c9f674 216 #define I2C_GENERALCALL_ENABLE I2C_CR1_GCEN
mbed_official 376:cb4d9db17537 217 /**
mbed_official 376:cb4d9db17537 218 * @}
mbed_official 376:cb4d9db17537 219 */
mbed_official 376:cb4d9db17537 220
mbed_official 489:119543c9f674 221 /** @defgroup I2C_nostretch_mode I2C nostretch mode
mbed_official 376:cb4d9db17537 222 * @{
mbed_official 376:cb4d9db17537 223 */
mbed_official 489:119543c9f674 224 #define I2C_NOSTRETCH_DISABLE ((uint32_t)0x00000000)
mbed_official 489:119543c9f674 225 #define I2C_NOSTRETCH_ENABLE I2C_CR1_NOSTRETCH
mbed_official 376:cb4d9db17537 226 /**
mbed_official 376:cb4d9db17537 227 * @}
mbed_official 376:cb4d9db17537 228 */
mbed_official 376:cb4d9db17537 229
mbed_official 489:119543c9f674 230 /** @defgroup I2C_Memory_Address_Size I2C Memory Address Size
mbed_official 376:cb4d9db17537 231 * @{
mbed_official 376:cb4d9db17537 232 */
mbed_official 376:cb4d9db17537 233 #define I2C_MEMADD_SIZE_8BIT ((uint32_t)0x00000001)
mbed_official 376:cb4d9db17537 234 #define I2C_MEMADD_SIZE_16BIT ((uint32_t)0x00000002)
mbed_official 376:cb4d9db17537 235 /**
mbed_official 376:cb4d9db17537 236 * @}
mbed_official 376:cb4d9db17537 237 */
mbed_official 376:cb4d9db17537 238
mbed_official 489:119543c9f674 239 /** @defgroup I2C_ReloadEndMode_definition I2C ReloadEndMode definition
mbed_official 376:cb4d9db17537 240 * @{
mbed_official 376:cb4d9db17537 241 */
mbed_official 376:cb4d9db17537 242 #define I2C_RELOAD_MODE I2C_CR2_RELOAD
mbed_official 376:cb4d9db17537 243 #define I2C_AUTOEND_MODE I2C_CR2_AUTOEND
mbed_official 376:cb4d9db17537 244 #define I2C_SOFTEND_MODE ((uint32_t)0x00000000)
mbed_official 376:cb4d9db17537 245 /**
mbed_official 376:cb4d9db17537 246 * @}
mbed_official 376:cb4d9db17537 247 */
mbed_official 376:cb4d9db17537 248
mbed_official 489:119543c9f674 249 /** @defgroup I2C_StartStopMode_definition I2C StartStopMode definition
mbed_official 376:cb4d9db17537 250 * @{
mbed_official 376:cb4d9db17537 251 */
mbed_official 376:cb4d9db17537 252 #define I2C_NO_STARTSTOP ((uint32_t)0x00000000)
mbed_official 376:cb4d9db17537 253 #define I2C_GENERATE_STOP I2C_CR2_STOP
mbed_official 376:cb4d9db17537 254 #define I2C_GENERATE_START_READ (uint32_t)(I2C_CR2_START | I2C_CR2_RD_WRN)
mbed_official 376:cb4d9db17537 255 #define I2C_GENERATE_START_WRITE I2C_CR2_START
mbed_official 376:cb4d9db17537 256 /**
mbed_official 376:cb4d9db17537 257 * @}
mbed_official 376:cb4d9db17537 258 */
mbed_official 376:cb4d9db17537 259
mbed_official 489:119543c9f674 260 /** @defgroup I2C_Interrupt_configuration_definition I2C Interrupt configuration definition
mbed_official 376:cb4d9db17537 261 * @brief I2C Interrupt definition
mbed_official 376:cb4d9db17537 262 * Elements values convention: 0xXXXXXXXX
mbed_official 376:cb4d9db17537 263 * - XXXXXXXX : Interrupt control mask
mbed_official 376:cb4d9db17537 264 * @{
mbed_official 376:cb4d9db17537 265 */
mbed_official 376:cb4d9db17537 266 #define I2C_IT_ERRI I2C_CR1_ERRIE
mbed_official 376:cb4d9db17537 267 #define I2C_IT_TCI I2C_CR1_TCIE
mbed_official 376:cb4d9db17537 268 #define I2C_IT_STOPI I2C_CR1_STOPIE
mbed_official 376:cb4d9db17537 269 #define I2C_IT_NACKI I2C_CR1_NACKIE
mbed_official 376:cb4d9db17537 270 #define I2C_IT_ADDRI I2C_CR1_ADDRIE
mbed_official 376:cb4d9db17537 271 #define I2C_IT_RXI I2C_CR1_RXIE
mbed_official 376:cb4d9db17537 272 #define I2C_IT_TXI I2C_CR1_TXIE
mbed_official 376:cb4d9db17537 273
mbed_official 376:cb4d9db17537 274 /**
mbed_official 376:cb4d9db17537 275 * @}
mbed_official 376:cb4d9db17537 276 */
mbed_official 376:cb4d9db17537 277
mbed_official 376:cb4d9db17537 278
mbed_official 489:119543c9f674 279 /** @defgroup I2C_Flag_definition I2C Flag definition
mbed_official 376:cb4d9db17537 280 * @{
mbed_official 376:cb4d9db17537 281 */
mbed_official 376:cb4d9db17537 282 #define I2C_FLAG_TXE I2C_ISR_TXE
mbed_official 376:cb4d9db17537 283 #define I2C_FLAG_TXIS I2C_ISR_TXIS
mbed_official 376:cb4d9db17537 284 #define I2C_FLAG_RXNE I2C_ISR_RXNE
mbed_official 376:cb4d9db17537 285 #define I2C_FLAG_ADDR I2C_ISR_ADDR
mbed_official 376:cb4d9db17537 286 #define I2C_FLAG_AF I2C_ISR_NACKF
mbed_official 376:cb4d9db17537 287 #define I2C_FLAG_STOPF I2C_ISR_STOPF
mbed_official 376:cb4d9db17537 288 #define I2C_FLAG_TC I2C_ISR_TC
mbed_official 376:cb4d9db17537 289 #define I2C_FLAG_TCR I2C_ISR_TCR
mbed_official 376:cb4d9db17537 290 #define I2C_FLAG_BERR I2C_ISR_BERR
mbed_official 376:cb4d9db17537 291 #define I2C_FLAG_ARLO I2C_ISR_ARLO
mbed_official 376:cb4d9db17537 292 #define I2C_FLAG_OVR I2C_ISR_OVR
mbed_official 376:cb4d9db17537 293 #define I2C_FLAG_PECERR I2C_ISR_PECERR
mbed_official 376:cb4d9db17537 294 #define I2C_FLAG_TIMEOUT I2C_ISR_TIMEOUT
mbed_official 376:cb4d9db17537 295 #define I2C_FLAG_ALERT I2C_ISR_ALERT
mbed_official 376:cb4d9db17537 296 #define I2C_FLAG_BUSY I2C_ISR_BUSY
mbed_official 376:cb4d9db17537 297 #define I2C_FLAG_DIR I2C_ISR_DIR
mbed_official 376:cb4d9db17537 298 /**
mbed_official 376:cb4d9db17537 299 * @}
mbed_official 376:cb4d9db17537 300 */
mbed_official 376:cb4d9db17537 301
mbed_official 489:119543c9f674 302 /* Exported macros -----------------------------------------------------------*/
mbed_official 489:119543c9f674 303
mbed_official 489:119543c9f674 304 /** @defgroup I2C_Exported_Macros I2C Exported Macros
mbed_official 489:119543c9f674 305 * @{
mbed_official 489:119543c9f674 306 */
mbed_official 376:cb4d9db17537 307
mbed_official 376:cb4d9db17537 308 /** @brief Reset I2C handle state
mbed_official 376:cb4d9db17537 309 * @param __HANDLE__: specifies the I2C Handle.
mbed_official 376:cb4d9db17537 310 * @retval None
mbed_official 376:cb4d9db17537 311 */
mbed_official 376:cb4d9db17537 312 #define __HAL_I2C_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_I2C_STATE_RESET)
mbed_official 376:cb4d9db17537 313
mbed_official 489:119543c9f674 314 /** @brief Enable the specified I2C interrupts.
mbed_official 376:cb4d9db17537 315 * @param __HANDLE__: specifies the I2C Handle.
mbed_official 489:119543c9f674 316 * @param __INTERRUPT__: specifies the interrupt source to enable.
mbed_official 376:cb4d9db17537 317 * This parameter can be one of the following values:
mbed_official 376:cb4d9db17537 318 * @arg I2C_IT_ERRI: Errors interrupt enable
mbed_official 376:cb4d9db17537 319 * @arg I2C_IT_TCI: Transfer complete interrupt enable
mbed_official 376:cb4d9db17537 320 * @arg I2C_IT_STOPI: STOP detection interrupt enable
mbed_official 376:cb4d9db17537 321 * @arg I2C_IT_NACKI: NACK received interrupt enable
mbed_official 376:cb4d9db17537 322 * @arg I2C_IT_ADDRI: Address match interrupt enable
mbed_official 376:cb4d9db17537 323 * @arg I2C_IT_RXI: RX interrupt enable
mbed_official 376:cb4d9db17537 324 * @arg I2C_IT_TXI: TX interrupt enable
mbed_official 376:cb4d9db17537 325 *
mbed_official 376:cb4d9db17537 326 * @retval None
mbed_official 376:cb4d9db17537 327 */
mbed_official 376:cb4d9db17537 328
mbed_official 376:cb4d9db17537 329 #define __HAL_I2C_ENABLE_IT(__HANDLE__, __INTERRUPT__) ((__HANDLE__)->Instance->CR1 |= (__INTERRUPT__))
mbed_official 489:119543c9f674 330
mbed_official 489:119543c9f674 331 /** @brief Disable the specified I2C interrupts.
mbed_official 489:119543c9f674 332 * @param __HANDLE__: specifies the I2C Handle.
mbed_official 489:119543c9f674 333 * @param __INTERRUPT__: specifies the interrupt source to disable.
mbed_official 489:119543c9f674 334 * This parameter can be one of the following values:
mbed_official 489:119543c9f674 335 * @arg I2C_IT_ERRI: Errors interrupt enable
mbed_official 489:119543c9f674 336 * @arg I2C_IT_TCI: Transfer complete interrupt enable
mbed_official 489:119543c9f674 337 * @arg I2C_IT_STOPI: STOP detection interrupt enable
mbed_official 489:119543c9f674 338 * @arg I2C_IT_NACKI: NACK received interrupt enable
mbed_official 489:119543c9f674 339 * @arg I2C_IT_ADDRI: Address match interrupt enable
mbed_official 489:119543c9f674 340 * @arg I2C_IT_RXI: RX interrupt enable
mbed_official 489:119543c9f674 341 * @arg I2C_IT_TXI: TX interrupt enable
mbed_official 489:119543c9f674 342 *
mbed_official 489:119543c9f674 343 * @retval None
mbed_official 489:119543c9f674 344 */
mbed_official 376:cb4d9db17537 345 #define __HAL_I2C_DISABLE_IT(__HANDLE__, __INTERRUPT__) ((__HANDLE__)->Instance->CR1 &= (~(__INTERRUPT__)))
mbed_official 376:cb4d9db17537 346
mbed_official 376:cb4d9db17537 347 /** @brief Checks if the specified I2C interrupt source is enabled or disabled.
mbed_official 376:cb4d9db17537 348 * @param __HANDLE__: specifies the I2C Handle.
mbed_official 376:cb4d9db17537 349 * @param __INTERRUPT__: specifies the I2C interrupt source to check.
mbed_official 376:cb4d9db17537 350 * This parameter can be one of the following values:
mbed_official 376:cb4d9db17537 351 * @arg I2C_IT_ERRI: Errors interrupt enable
mbed_official 376:cb4d9db17537 352 * @arg I2C_IT_TCI: Transfer complete interrupt enable
mbed_official 376:cb4d9db17537 353 * @arg I2C_IT_STOPI: STOP detection interrupt enable
mbed_official 376:cb4d9db17537 354 * @arg I2C_IT_NACKI: NACK received interrupt enable
mbed_official 376:cb4d9db17537 355 * @arg I2C_IT_ADDRI: Address match interrupt enable
mbed_official 376:cb4d9db17537 356 * @arg I2C_IT_RXI: RX interrupt enable
mbed_official 376:cb4d9db17537 357 * @arg I2C_IT_TXI: TX interrupt enable
mbed_official 376:cb4d9db17537 358 *
mbed_official 489:119543c9f674 359 * @retval The new state of __INTERRUPT__ (TRUE or FALSE).
mbed_official 376:cb4d9db17537 360 */
mbed_official 376:cb4d9db17537 361 #define __HAL_I2C_GET_IT_SOURCE(__HANDLE__, __INTERRUPT__) ((((__HANDLE__)->Instance->CR1 & (__INTERRUPT__)) == (__INTERRUPT__)) ? SET : RESET)
mbed_official 376:cb4d9db17537 362
mbed_official 376:cb4d9db17537 363 /** @brief Checks whether the specified I2C flag is set or not.
mbed_official 376:cb4d9db17537 364 * @param __HANDLE__: specifies the I2C Handle.
mbed_official 376:cb4d9db17537 365 * @param __FLAG__: specifies the flag to check.
mbed_official 376:cb4d9db17537 366 * This parameter can be one of the following values:
mbed_official 376:cb4d9db17537 367 * @arg I2C_FLAG_TXE: Transmit data register empty
mbed_official 376:cb4d9db17537 368 * @arg I2C_FLAG_TXIS: Transmit interrupt status
mbed_official 376:cb4d9db17537 369 * @arg I2C_FLAG_RXNE: Receive data register not empty
mbed_official 376:cb4d9db17537 370 * @arg I2C_FLAG_ADDR: Address matched (slave mode)
mbed_official 376:cb4d9db17537 371 * @arg I2C_FLAG_AF: Acknowledge failure received flag
mbed_official 376:cb4d9db17537 372 * @arg I2C_FLAG_STOPF: STOP detection flag
mbed_official 376:cb4d9db17537 373 * @arg I2C_FLAG_TC: Transfer complete (master mode)
mbed_official 376:cb4d9db17537 374 * @arg I2C_FLAG_TCR: Transfer complete reload
mbed_official 376:cb4d9db17537 375 * @arg I2C_FLAG_BERR: Bus error
mbed_official 376:cb4d9db17537 376 * @arg I2C_FLAG_ARLO: Arbitration lost
mbed_official 376:cb4d9db17537 377 * @arg I2C_FLAG_OVR: Overrun/Underrun
mbed_official 376:cb4d9db17537 378 * @arg I2C_FLAG_PECERR: PEC error in reception
mbed_official 376:cb4d9db17537 379 * @arg I2C_FLAG_TIMEOUT: Timeout or Tlow detection flag
mbed_official 376:cb4d9db17537 380 * @arg I2C_FLAG_ALERT: SMBus alert
mbed_official 376:cb4d9db17537 381 * @arg I2C_FLAG_BUSY: Bus busy
mbed_official 376:cb4d9db17537 382 * @arg I2C_FLAG_DIR: Transfer direction (slave mode)
mbed_official 376:cb4d9db17537 383 *
mbed_official 376:cb4d9db17537 384 * @retval The new state of __FLAG__ (TRUE or FALSE).
mbed_official 376:cb4d9db17537 385 */
mbed_official 376:cb4d9db17537 386 #define I2C_FLAG_MASK ((uint32_t)0x0001FFFF)
mbed_official 489:119543c9f674 387 #define __HAL_I2C_GET_FLAG(__HANDLE__, __FLAG__) (((((__HANDLE__)->Instance->ISR) & ((__FLAG__) & I2C_FLAG_MASK)) == ((__FLAG__) & I2C_FLAG_MASK)))
mbed_official 376:cb4d9db17537 388
mbed_official 376:cb4d9db17537 389 /** @brief Clears the I2C pending flags which are cleared by writing 1 in a specific bit.
mbed_official 376:cb4d9db17537 390 * @param __HANDLE__: specifies the I2C Handle.
mbed_official 376:cb4d9db17537 391 * @param __FLAG__: specifies the flag to clear.
mbed_official 376:cb4d9db17537 392 * This parameter can be any combination of the following values:
mbed_official 376:cb4d9db17537 393 * @arg I2C_FLAG_ADDR: Address matched (slave mode)
mbed_official 376:cb4d9db17537 394 * @arg I2C_FLAG_AF: Acknowledge failure received flag
mbed_official 376:cb4d9db17537 395 * @arg I2C_FLAG_STOPF: STOP detection flag
mbed_official 376:cb4d9db17537 396 * @arg I2C_FLAG_BERR: Bus error
mbed_official 376:cb4d9db17537 397 * @arg I2C_FLAG_ARLO: Arbitration lost
mbed_official 376:cb4d9db17537 398 * @arg I2C_FLAG_OVR: Overrun/Underrun
mbed_official 376:cb4d9db17537 399 * @arg I2C_FLAG_PECERR: PEC error in reception
mbed_official 376:cb4d9db17537 400 * @arg I2C_FLAG_TIMEOUT: Timeout or Tlow detection flag
mbed_official 376:cb4d9db17537 401 * @arg I2C_FLAG_ALERT: SMBus alert
mbed_official 376:cb4d9db17537 402 *
mbed_official 376:cb4d9db17537 403 * @retval None
mbed_official 376:cb4d9db17537 404 */
mbed_official 489:119543c9f674 405 #define __HAL_I2C_CLEAR_FLAG(__HANDLE__, __FLAG__) ((__HANDLE__)->Instance->ICR = ((__FLAG__) & I2C_FLAG_MASK))
mbed_official 376:cb4d9db17537 406
mbed_official 489:119543c9f674 407 /** @brief Enable the specified I2C peripheral.
mbed_official 489:119543c9f674 408 * @param __HANDLE__: specifies the I2C Handle.
mbed_official 489:119543c9f674 409 * @retval None
mbed_official 489:119543c9f674 410 */
mbed_official 489:119543c9f674 411 #define __HAL_I2C_ENABLE(__HANDLE__) (SET_BIT((__HANDLE__)->Instance->CR1, I2C_CR1_PE))
mbed_official 376:cb4d9db17537 412
mbed_official 489:119543c9f674 413 /** @brief Disable the specified I2C peripheral.
mbed_official 489:119543c9f674 414 * @param __HANDLE__: specifies the I2C Handle.
mbed_official 489:119543c9f674 415 * @retval None
mbed_official 489:119543c9f674 416 */
mbed_official 489:119543c9f674 417 #define __HAL_I2C_DISABLE(__HANDLE__) (CLEAR_BIT((__HANDLE__)->Instance->CR1, I2C_CR1_PE))
mbed_official 376:cb4d9db17537 418
mbed_official 489:119543c9f674 419 /**
mbed_official 489:119543c9f674 420 * @}
mbed_official 489:119543c9f674 421 */
mbed_official 376:cb4d9db17537 422
mbed_official 376:cb4d9db17537 423 /* Include I2C HAL Extension module */
mbed_official 376:cb4d9db17537 424 #include "stm32l0xx_hal_i2c_ex.h"
mbed_official 376:cb4d9db17537 425
mbed_official 376:cb4d9db17537 426 /* Exported functions --------------------------------------------------------*/
mbed_official 489:119543c9f674 427 /** @addtogroup I2C_Exported_Functions
mbed_official 489:119543c9f674 428 * @{
mbed_official 489:119543c9f674 429 */
mbed_official 489:119543c9f674 430
mbed_official 489:119543c9f674 431 /** @addtogroup I2C_Exported_Functions_Group1 Initialization and de-initialization functions
mbed_official 489:119543c9f674 432 * @{
mbed_official 489:119543c9f674 433 */
mbed_official 489:119543c9f674 434 /* Initialization and de-initialization functions******************************/
mbed_official 376:cb4d9db17537 435 HAL_StatusTypeDef HAL_I2C_Init(I2C_HandleTypeDef *hi2c);
mbed_official 376:cb4d9db17537 436 HAL_StatusTypeDef HAL_I2C_DeInit (I2C_HandleTypeDef *hi2c);
mbed_official 376:cb4d9db17537 437 void HAL_I2C_MspInit(I2C_HandleTypeDef *hi2c);
mbed_official 376:cb4d9db17537 438 void HAL_I2C_MspDeInit(I2C_HandleTypeDef *hi2c);
mbed_official 489:119543c9f674 439 /**
mbed_official 489:119543c9f674 440 * @}
mbed_official 489:119543c9f674 441 */
mbed_official 376:cb4d9db17537 442
mbed_official 489:119543c9f674 443 /** @addtogroup I2C_Exported_Functions_Group2 Input and Output operation functions
mbed_official 489:119543c9f674 444 * @{
mbed_official 489:119543c9f674 445 */
mbed_official 489:119543c9f674 446 /* IO operation functions ****************************************************/
mbed_official 376:cb4d9db17537 447 /******* Blocking mode: Polling */
mbed_official 376:cb4d9db17537 448 HAL_StatusTypeDef HAL_I2C_Master_Transmit(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size, uint32_t Timeout);
mbed_official 376:cb4d9db17537 449 HAL_StatusTypeDef HAL_I2C_Master_Receive(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size, uint32_t Timeout);
mbed_official 376:cb4d9db17537 450 HAL_StatusTypeDef HAL_I2C_Slave_Transmit(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size, uint32_t Timeout);
mbed_official 376:cb4d9db17537 451 HAL_StatusTypeDef HAL_I2C_Slave_Receive(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size, uint32_t Timeout);
mbed_official 376:cb4d9db17537 452 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 376:cb4d9db17537 453 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 376:cb4d9db17537 454 HAL_StatusTypeDef HAL_I2C_IsDeviceReady(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint32_t Trials, uint32_t Timeout);
mbed_official 376:cb4d9db17537 455
mbed_official 376:cb4d9db17537 456 /******* Non-Blocking mode: Interrupt */
mbed_official 376:cb4d9db17537 457 HAL_StatusTypeDef HAL_I2C_Master_Transmit_IT(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size);
mbed_official 376:cb4d9db17537 458 HAL_StatusTypeDef HAL_I2C_Master_Receive_IT(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size);
mbed_official 376:cb4d9db17537 459 HAL_StatusTypeDef HAL_I2C_Slave_Transmit_IT(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size);
mbed_official 376:cb4d9db17537 460 HAL_StatusTypeDef HAL_I2C_Slave_Receive_IT(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size);
mbed_official 376:cb4d9db17537 461 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 376:cb4d9db17537 462 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 376:cb4d9db17537 463
mbed_official 376:cb4d9db17537 464 /******* Non-Blocking mode: DMA */
mbed_official 376:cb4d9db17537 465 HAL_StatusTypeDef HAL_I2C_Master_Transmit_DMA(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size);
mbed_official 376:cb4d9db17537 466 HAL_StatusTypeDef HAL_I2C_Master_Receive_DMA(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size);
mbed_official 376:cb4d9db17537 467 HAL_StatusTypeDef HAL_I2C_Slave_Transmit_DMA(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size);
mbed_official 376:cb4d9db17537 468 HAL_StatusTypeDef HAL_I2C_Slave_Receive_DMA(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size);
mbed_official 376:cb4d9db17537 469 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 376:cb4d9db17537 470 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 489:119543c9f674 471 /**
mbed_official 489:119543c9f674 472 * @}
mbed_official 489:119543c9f674 473 */
mbed_official 376:cb4d9db17537 474
mbed_official 489:119543c9f674 475 /** @addtogroup IRQ_Handler_and_Callbacks IRQ Handler and Callbacks
mbed_official 489:119543c9f674 476 * @{
mbed_official 489:119543c9f674 477 */
mbed_official 376:cb4d9db17537 478 /******* I2C IRQHandler and Callbacks used in non blocking modes (Interrupt and DMA) */
mbed_official 376:cb4d9db17537 479 void HAL_I2C_EV_IRQHandler(I2C_HandleTypeDef *hi2c);
mbed_official 376:cb4d9db17537 480 void HAL_I2C_ER_IRQHandler(I2C_HandleTypeDef *hi2c);
mbed_official 376:cb4d9db17537 481 void HAL_I2C_MasterTxCpltCallback(I2C_HandleTypeDef *hi2c);
mbed_official 376:cb4d9db17537 482 void HAL_I2C_MasterRxCpltCallback(I2C_HandleTypeDef *hi2c);
mbed_official 376:cb4d9db17537 483 void HAL_I2C_SlaveTxCpltCallback(I2C_HandleTypeDef *hi2c);
mbed_official 376:cb4d9db17537 484 void HAL_I2C_SlaveRxCpltCallback(I2C_HandleTypeDef *hi2c);
mbed_official 376:cb4d9db17537 485 void HAL_I2C_MemTxCpltCallback(I2C_HandleTypeDef *hi2c);
mbed_official 376:cb4d9db17537 486 void HAL_I2C_MemRxCpltCallback(I2C_HandleTypeDef *hi2c);
mbed_official 376:cb4d9db17537 487 void HAL_I2C_ErrorCallback(I2C_HandleTypeDef *hi2c);
mbed_official 489:119543c9f674 488 /**
mbed_official 489:119543c9f674 489 * @}
mbed_official 489:119543c9f674 490 */
mbed_official 376:cb4d9db17537 491
mbed_official 489:119543c9f674 492 /** @addtogroup I2C_Exported_Functions_Group3 Peripheral State and Errors functions
mbed_official 489:119543c9f674 493 * @{
mbed_official 489:119543c9f674 494 */
mbed_official 489:119543c9f674 495 /* Peripheral State and Errors functions *************************************/
mbed_official 376:cb4d9db17537 496 HAL_I2C_StateTypeDef HAL_I2C_GetState(I2C_HandleTypeDef *hi2c);
mbed_official 376:cb4d9db17537 497 uint32_t HAL_I2C_GetError(I2C_HandleTypeDef *hi2c);
mbed_official 376:cb4d9db17537 498
mbed_official 376:cb4d9db17537 499 /**
mbed_official 376:cb4d9db17537 500 * @}
mbed_official 376:cb4d9db17537 501 */
mbed_official 376:cb4d9db17537 502
mbed_official 376:cb4d9db17537 503 /**
mbed_official 376:cb4d9db17537 504 * @}
mbed_official 376:cb4d9db17537 505 */
mbed_official 376:cb4d9db17537 506
mbed_official 489:119543c9f674 507 /* Private constants ---------------------------------------------------------*/
mbed_official 489:119543c9f674 508 /** @defgroup I2C_Private_Constants I2C Private Constants
mbed_official 489:119543c9f674 509 * @{
mbed_official 489:119543c9f674 510 */
mbed_official 489:119543c9f674 511
mbed_official 489:119543c9f674 512 /**
mbed_official 489:119543c9f674 513 * @}
mbed_official 489:119543c9f674 514 */
mbed_official 489:119543c9f674 515
mbed_official 489:119543c9f674 516 /* Private macros ------------------------------------------------------------*/
mbed_official 489:119543c9f674 517 /** @defgroup I2C_Private_Macro I2C Private Macros
mbed_official 489:119543c9f674 518 * @{
mbed_official 489:119543c9f674 519 */
mbed_official 489:119543c9f674 520
mbed_official 489:119543c9f674 521 #define IS_I2C_ADDRESSING_MODE(MODE) (((MODE) == I2C_ADDRESSINGMODE_7BIT) || \
mbed_official 489:119543c9f674 522 ((MODE) == I2C_ADDRESSINGMODE_10BIT))
mbed_official 489:119543c9f674 523
mbed_official 489:119543c9f674 524 #define IS_I2C_DUAL_ADDRESS(ADDRESS) (((ADDRESS) == I2C_DUALADDRESS_DISABLE) || \
mbed_official 489:119543c9f674 525 ((ADDRESS) == I2C_DUALADDRESS_ENABLE))
mbed_official 489:119543c9f674 526
mbed_official 489:119543c9f674 527 #define IS_I2C_OWN_ADDRESS2_MASK(MASK) (((MASK) == I2C_OA2_NOMASK) || \
mbed_official 489:119543c9f674 528 ((MASK) == I2C_OA2_MASK01) || \
mbed_official 489:119543c9f674 529 ((MASK) == I2C_OA2_MASK02) || \
mbed_official 489:119543c9f674 530 ((MASK) == I2C_OA2_MASK03) || \
mbed_official 489:119543c9f674 531 ((MASK) == I2C_OA2_MASK04) || \
mbed_official 489:119543c9f674 532 ((MASK) == I2C_OA2_MASK05) || \
mbed_official 489:119543c9f674 533 ((MASK) == I2C_OA2_MASK06) || \
mbed_official 489:119543c9f674 534 ((MASK) == I2C_OA2_MASK07))
mbed_official 489:119543c9f674 535
mbed_official 489:119543c9f674 536 #define IS_I2C_GENERAL_CALL(CALL) (((CALL) == I2C_GENERALCALL_DISABLE) || \
mbed_official 489:119543c9f674 537 ((CALL) == I2C_GENERALCALL_ENABLE))
mbed_official 489:119543c9f674 538
mbed_official 489:119543c9f674 539 #define IS_I2C_NO_STRETCH(STRETCH) (((STRETCH) == I2C_NOSTRETCH_DISABLE) || \
mbed_official 489:119543c9f674 540 ((STRETCH) == I2C_NOSTRETCH_ENABLE))
mbed_official 489:119543c9f674 541
mbed_official 489:119543c9f674 542 #define IS_I2C_MEMADD_SIZE(SIZE) (((SIZE) == I2C_MEMADD_SIZE_8BIT) || \
mbed_official 489:119543c9f674 543 ((SIZE) == I2C_MEMADD_SIZE_16BIT))
mbed_official 489:119543c9f674 544
mbed_official 489:119543c9f674 545
mbed_official 489:119543c9f674 546 #define IS_TRANSFER_MODE(MODE) (((MODE) == I2C_RELOAD_MODE) || \
mbed_official 489:119543c9f674 547 ((MODE) == I2C_AUTOEND_MODE) || \
mbed_official 489:119543c9f674 548 ((MODE) == I2C_SOFTEND_MODE))
mbed_official 489:119543c9f674 549
mbed_official 489:119543c9f674 550 #define IS_TRANSFER_REQUEST(REQUEST) (((REQUEST) == I2C_GENERATE_STOP) || \
mbed_official 489:119543c9f674 551 ((REQUEST) == I2C_GENERATE_START_READ) || \
mbed_official 489:119543c9f674 552 ((REQUEST) == I2C_GENERATE_START_WRITE) || \
mbed_official 489:119543c9f674 553 ((REQUEST) == I2C_NO_STARTSTOP))
mbed_official 489:119543c9f674 554
mbed_official 489:119543c9f674 555
mbed_official 489:119543c9f674 556 #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 489:119543c9f674 557
mbed_official 489:119543c9f674 558 #define IS_I2C_OWN_ADDRESS1(ADDRESS1) ((ADDRESS1) <= (uint32_t)0x000003FF)
mbed_official 489:119543c9f674 559 #define IS_I2C_OWN_ADDRESS2(ADDRESS2) ((ADDRESS2) <= (uint16_t)0x00FF)
mbed_official 489:119543c9f674 560
mbed_official 489:119543c9f674 561 #define __I2C_MEM_ADD_MSB(__ADDRESS__) ((uint8_t)((uint16_t)(((uint16_t)((__ADDRESS__) & (uint16_t)(0xFF00))) >> 8)))
mbed_official 489:119543c9f674 562 #define __I2C_MEM_ADD_LSB(__ADDRESS__) ((uint8_t)((uint16_t)((__ADDRESS__) & (uint16_t)(0x00FF))))
mbed_official 489:119543c9f674 563
mbed_official 489:119543c9f674 564 #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 489:119543c9f674 565 (uint32_t)((((uint32_t)(__ADDRESS__) & (I2C_CR2_SADD)) | (I2C_CR2_ADD10) | (I2C_CR2_START)) & (~I2C_CR2_RD_WRN)))
mbed_official 489:119543c9f674 566 /**
mbed_official 489:119543c9f674 567 * @}
mbed_official 489:119543c9f674 568 */
mbed_official 489:119543c9f674 569
mbed_official 489:119543c9f674 570 /* Private Fonctions ---------------------------------------------------------*/
mbed_official 489:119543c9f674 571 /** @defgroup I2C_Private_Functions I2C Private Functions
mbed_official 489:119543c9f674 572 * @{
mbed_official 489:119543c9f674 573 */
mbed_official 489:119543c9f674 574 /* Private functions are defined in stm32l0xx_hal_i2c.c file */
mbed_official 489:119543c9f674 575 /**
mbed_official 489:119543c9f674 576 * @}
mbed_official 489:119543c9f674 577 */
mbed_official 489:119543c9f674 578
mbed_official 489:119543c9f674 579 /**
mbed_official 489:119543c9f674 580 * @}
mbed_official 489:119543c9f674 581 */
mbed_official 489:119543c9f674 582
mbed_official 489:119543c9f674 583 /**
mbed_official 489:119543c9f674 584 * @}
mbed_official 489:119543c9f674 585 */
mbed_official 489:119543c9f674 586
mbed_official 376:cb4d9db17537 587 #ifdef __cplusplus
mbed_official 376:cb4d9db17537 588 }
mbed_official 376:cb4d9db17537 589 #endif
mbed_official 376:cb4d9db17537 590
mbed_official 376:cb4d9db17537 591
mbed_official 376:cb4d9db17537 592 #endif /* __STM32L0xx_HAL_I2C_H */
mbed_official 376:cb4d9db17537 593
mbed_official 376:cb4d9db17537 594 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
mbed_official 489:119543c9f674 595