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Fork of mbed by mbed official

Committer:
elijahorr
Date:
Wed Apr 13 12:29:27 2016 +0000
Revision:
120:2eb10e18b8d7
Parent:
116:c0f6e94411f5
V1.1

Who changed what in which revision?

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Kojto 116:c0f6e94411f5 1 /**
Kojto 116:c0f6e94411f5 2 ******************************************************************************
Kojto 116:c0f6e94411f5 3 * @file stm32l0xx_hal_i2c.h
Kojto 116:c0f6e94411f5 4 * @author MCD Application Team
Kojto 116:c0f6e94411f5 5 * @version V1.2.0
Kojto 116:c0f6e94411f5 6 * @date 06-February-2015
Kojto 116:c0f6e94411f5 7 * @brief Header file of I2C HAL module.
Kojto 116:c0f6e94411f5 8 ******************************************************************************
Kojto 116:c0f6e94411f5 9 * @attention
Kojto 116:c0f6e94411f5 10 *
Kojto 116:c0f6e94411f5 11 * <h2><center>&copy; COPYRIGHT(c) 2015 STMicroelectronics</center></h2>
Kojto 116:c0f6e94411f5 12 *
Kojto 116:c0f6e94411f5 13 * Redistribution and use in source and binary forms, with or without modification,
Kojto 116:c0f6e94411f5 14 * are permitted provided that the following conditions are met:
Kojto 116:c0f6e94411f5 15 * 1. Redistributions of source code must retain the above copyright notice,
Kojto 116:c0f6e94411f5 16 * this list of conditions and the following disclaimer.
Kojto 116:c0f6e94411f5 17 * 2. Redistributions in binary form must reproduce the above copyright notice,
Kojto 116:c0f6e94411f5 18 * this list of conditions and the following disclaimer in the documentation
Kojto 116:c0f6e94411f5 19 * and/or other materials provided with the distribution.
Kojto 116:c0f6e94411f5 20 * 3. Neither the name of STMicroelectronics nor the names of its contributors
Kojto 116:c0f6e94411f5 21 * may be used to endorse or promote products derived from this software
Kojto 116:c0f6e94411f5 22 * without specific prior written permission.
Kojto 116:c0f6e94411f5 23 *
Kojto 116:c0f6e94411f5 24 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
Kojto 116:c0f6e94411f5 25 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
Kojto 116:c0f6e94411f5 26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
Kojto 116:c0f6e94411f5 27 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
Kojto 116:c0f6e94411f5 28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
Kojto 116:c0f6e94411f5 29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
Kojto 116:c0f6e94411f5 30 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
Kojto 116:c0f6e94411f5 31 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
Kojto 116:c0f6e94411f5 32 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
Kojto 116:c0f6e94411f5 33 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
Kojto 116:c0f6e94411f5 34 *
Kojto 116:c0f6e94411f5 35 ******************************************************************************
Kojto 116:c0f6e94411f5 36 */
Kojto 116:c0f6e94411f5 37
Kojto 116:c0f6e94411f5 38 /* Define to prevent recursive inclusion -------------------------------------*/
Kojto 116:c0f6e94411f5 39 #ifndef __STM32L0xx_HAL_I2C_H
Kojto 116:c0f6e94411f5 40 #define __STM32L0xx_HAL_I2C_H
Kojto 116:c0f6e94411f5 41
Kojto 116:c0f6e94411f5 42 #ifdef __cplusplus
Kojto 116:c0f6e94411f5 43 extern "C" {
Kojto 116:c0f6e94411f5 44 #endif
Kojto 116:c0f6e94411f5 45
Kojto 116:c0f6e94411f5 46 /* Includes ------------------------------------------------------------------*/
Kojto 116:c0f6e94411f5 47 #include "stm32l0xx_hal_def.h"
Kojto 116:c0f6e94411f5 48
Kojto 116:c0f6e94411f5 49 /** @addtogroup STM32L0xx_HAL_Driver
Kojto 116:c0f6e94411f5 50 * @{
Kojto 116:c0f6e94411f5 51 */
Kojto 116:c0f6e94411f5 52
Kojto 116:c0f6e94411f5 53 /** @addtogroup I2C
Kojto 116:c0f6e94411f5 54 * @{
Kojto 116:c0f6e94411f5 55 */
Kojto 116:c0f6e94411f5 56
Kojto 116:c0f6e94411f5 57 /* Exported types ------------------------------------------------------------*/
Kojto 116:c0f6e94411f5 58 /** @defgroup I2C_Exported_Types I2C Exported Types
Kojto 116:c0f6e94411f5 59 * @{
Kojto 116:c0f6e94411f5 60 */
Kojto 116:c0f6e94411f5 61
Kojto 116:c0f6e94411f5 62 /** @defgroup I2C_Configuration_Structure_definition I2C Configuration Structure definition
Kojto 116:c0f6e94411f5 63 * @brief I2C Configuration Structure definition
Kojto 116:c0f6e94411f5 64 * @{
Kojto 116:c0f6e94411f5 65 */
Kojto 116:c0f6e94411f5 66 typedef struct
Kojto 116:c0f6e94411f5 67 {
Kojto 116:c0f6e94411f5 68 uint32_t Timing; /*!< Specifies the I2C_TIMINGR_register value.
Kojto 116:c0f6e94411f5 69 This parameter calculated by referring to I2C initialization
Kojto 116:c0f6e94411f5 70 section in Reference manual */
Kojto 116:c0f6e94411f5 71
Kojto 116:c0f6e94411f5 72 uint32_t OwnAddress1; /*!< Specifies the first device own address.
Kojto 116:c0f6e94411f5 73 This parameter can be a 7-bit or 10-bit address. */
Kojto 116:c0f6e94411f5 74
Kojto 116:c0f6e94411f5 75 uint32_t AddressingMode; /*!< Specifies if 7-bit or 10-bit addressing mode is selected.
Kojto 116:c0f6e94411f5 76 This parameter can be a value of @ref I2C_addressing_mode */
Kojto 116:c0f6e94411f5 77
Kojto 116:c0f6e94411f5 78 uint32_t DualAddressMode; /*!< Specifies if dual addressing mode is selected.
Kojto 116:c0f6e94411f5 79 This parameter can be a value of @ref I2C_dual_addressing_mode */
Kojto 116:c0f6e94411f5 80
Kojto 116:c0f6e94411f5 81 uint32_t OwnAddress2; /*!< Specifies the second device own address if dual addressing mode is selected
Kojto 116:c0f6e94411f5 82 This parameter can be a 7-bit address. */
Kojto 116:c0f6e94411f5 83
Kojto 116:c0f6e94411f5 84 uint32_t OwnAddress2Masks; /*!< Specifies the acknoledge mask address second device own address if dual addressing mode is selected
Kojto 116:c0f6e94411f5 85 This parameter can be a value of @ref I2C_own_address2_masks */
Kojto 116:c0f6e94411f5 86
Kojto 116:c0f6e94411f5 87 uint32_t GeneralCallMode; /*!< Specifies if general call mode is selected.
Kojto 116:c0f6e94411f5 88 This parameter can be a value of @ref I2C_general_call_addressing_mode */
Kojto 116:c0f6e94411f5 89
Kojto 116:c0f6e94411f5 90 uint32_t NoStretchMode; /*!< Specifies if nostretch mode is selected.
Kojto 116:c0f6e94411f5 91 This parameter can be a value of @ref I2C_nostretch_mode */
Kojto 116:c0f6e94411f5 92
Kojto 116:c0f6e94411f5 93 }I2C_InitTypeDef;
Kojto 116:c0f6e94411f5 94
Kojto 116:c0f6e94411f5 95 /**
Kojto 116:c0f6e94411f5 96 * @}
Kojto 116:c0f6e94411f5 97 */
Kojto 116:c0f6e94411f5 98
Kojto 116:c0f6e94411f5 99 /** @defgroup HAL_state_structure_definition HAL state structure definition
Kojto 116:c0f6e94411f5 100 * @brief HAL State structure definition
Kojto 116:c0f6e94411f5 101 * @{
Kojto 116:c0f6e94411f5 102 */
Kojto 116:c0f6e94411f5 103
Kojto 116:c0f6e94411f5 104 typedef enum
Kojto 116:c0f6e94411f5 105 {
Kojto 116:c0f6e94411f5 106 HAL_I2C_STATE_RESET = 0x00, /*!< I2C not yet initialized or disabled */
Kojto 116:c0f6e94411f5 107 HAL_I2C_STATE_READY = 0x01, /*!< I2C initialized and ready for use */
Kojto 116:c0f6e94411f5 108 HAL_I2C_STATE_BUSY = 0x02, /*!< I2C internal process is ongoing */
Kojto 116:c0f6e94411f5 109 HAL_I2C_STATE_MASTER_BUSY_TX = 0x12, /*!< Master Data Transmission process is ongoing */
Kojto 116:c0f6e94411f5 110 HAL_I2C_STATE_MASTER_BUSY_RX = 0x22, /*!< Master Data Reception process is ongoing */
Kojto 116:c0f6e94411f5 111 HAL_I2C_STATE_SLAVE_BUSY_TX = 0x32, /*!< Slave Data Transmission process is ongoing */
Kojto 116:c0f6e94411f5 112 HAL_I2C_STATE_SLAVE_BUSY_RX = 0x42, /*!< Slave Data Reception process is ongoing */
Kojto 116:c0f6e94411f5 113 HAL_I2C_STATE_MEM_BUSY_TX = 0x52, /*!< Memory Data Transmission process is ongoing */
Kojto 116:c0f6e94411f5 114 HAL_I2C_STATE_MEM_BUSY_RX = 0x62, /*!< Memory Data Reception process is ongoing */
Kojto 116:c0f6e94411f5 115 HAL_I2C_STATE_TIMEOUT = 0x03, /*!< Timeout state */
Kojto 116:c0f6e94411f5 116 HAL_I2C_STATE_ERROR = 0x04 /*!< Reception process is ongoing */
Kojto 116:c0f6e94411f5 117 }HAL_I2C_StateTypeDef;
Kojto 116:c0f6e94411f5 118
Kojto 116:c0f6e94411f5 119 /**
Kojto 116:c0f6e94411f5 120 * @}
Kojto 116:c0f6e94411f5 121 */
Kojto 116:c0f6e94411f5 122
Kojto 116:c0f6e94411f5 123 /** @defgroup I2C_Error_Code I2C Error Code
Kojto 116:c0f6e94411f5 124 * @brief I2C Error Code
Kojto 116:c0f6e94411f5 125 * @{
Kojto 116:c0f6e94411f5 126 */
Kojto 116:c0f6e94411f5 127 #define HAL_I2C_ERROR_NONE 0x00 /*!< No error */
Kojto 116:c0f6e94411f5 128 #define HAL_I2C_ERROR_BERR 0x01 /*!< BERR error */
Kojto 116:c0f6e94411f5 129 #define HAL_I2C_ERROR_ARLO 0x02 /*!< ARLO error */
Kojto 116:c0f6e94411f5 130 #define HAL_I2C_ERROR_AF 0x04 /*!< ACKF error */
Kojto 116:c0f6e94411f5 131 #define HAL_I2C_ERROR_OVR 0x08 /*!< OVR error */
Kojto 116:c0f6e94411f5 132 #define HAL_I2C_ERROR_DMA 0x10 /*!< DMA transfer error */
Kojto 116:c0f6e94411f5 133 #define HAL_I2C_ERROR_TIMEOUT 0x20 /*!< Timeout error */
Kojto 116:c0f6e94411f5 134 #define HAL_I2C_ERROR_SIZE 0x40 /*!< Size Management error */
Kojto 116:c0f6e94411f5 135 /**
Kojto 116:c0f6e94411f5 136 * @}
Kojto 116:c0f6e94411f5 137 */
Kojto 116:c0f6e94411f5 138
Kojto 116:c0f6e94411f5 139 /** @defgroup I2C_handle_Structure_definition I2C handle Structure definition
Kojto 116:c0f6e94411f5 140 * @brief I2C handle Structure definition
Kojto 116:c0f6e94411f5 141 * @{
Kojto 116:c0f6e94411f5 142 */
Kojto 116:c0f6e94411f5 143 typedef struct
Kojto 116:c0f6e94411f5 144 {
Kojto 116:c0f6e94411f5 145 I2C_TypeDef *Instance; /*!< I2C registers base address */
Kojto 116:c0f6e94411f5 146
Kojto 116:c0f6e94411f5 147 I2C_InitTypeDef Init; /*!< I2C communication parameters */
Kojto 116:c0f6e94411f5 148
Kojto 116:c0f6e94411f5 149 uint8_t *pBuffPtr; /*!< Pointer to I2C transfer buffer */
Kojto 116:c0f6e94411f5 150
Kojto 116:c0f6e94411f5 151 uint16_t XferSize; /*!< I2C transfer size */
Kojto 116:c0f6e94411f5 152
Kojto 116:c0f6e94411f5 153 __IO uint16_t XferCount; /*!< I2C transfer counter */
Kojto 116:c0f6e94411f5 154
Kojto 116:c0f6e94411f5 155 DMA_HandleTypeDef *hdmatx; /*!< I2C Tx DMA handle parameters */
Kojto 116:c0f6e94411f5 156
Kojto 116:c0f6e94411f5 157 DMA_HandleTypeDef *hdmarx; /*!< I2C Rx DMA handle parameters */
Kojto 116:c0f6e94411f5 158
Kojto 116:c0f6e94411f5 159 HAL_LockTypeDef Lock; /*!< I2C locking object */
Kojto 116:c0f6e94411f5 160
Kojto 116:c0f6e94411f5 161 __IO HAL_I2C_StateTypeDef State; /*!< I2C communication state */
Kojto 116:c0f6e94411f5 162
Kojto 116:c0f6e94411f5 163 __IO uint32_t ErrorCode; /*!< I2C Error code, see I2C_Error_Code */
Kojto 116:c0f6e94411f5 164
Kojto 116:c0f6e94411f5 165 }I2C_HandleTypeDef;
Kojto 116:c0f6e94411f5 166 /**
Kojto 116:c0f6e94411f5 167 * @}
Kojto 116:c0f6e94411f5 168 */
Kojto 116:c0f6e94411f5 169
Kojto 116:c0f6e94411f5 170 /**
Kojto 116:c0f6e94411f5 171 * @}
Kojto 116:c0f6e94411f5 172 */
Kojto 116:c0f6e94411f5 173 /* Exported constants --------------------------------------------------------*/
Kojto 116:c0f6e94411f5 174
Kojto 116:c0f6e94411f5 175 /** @defgroup I2C_Exported_Constants I2C Exported Constants
Kojto 116:c0f6e94411f5 176 * @{
Kojto 116:c0f6e94411f5 177 */
Kojto 116:c0f6e94411f5 178
Kojto 116:c0f6e94411f5 179 /** @defgroup I2C_addressing_mode I2C addressing mode
Kojto 116:c0f6e94411f5 180 * @{
Kojto 116:c0f6e94411f5 181 */
Kojto 116:c0f6e94411f5 182 #define I2C_ADDRESSINGMODE_7BIT ((uint32_t)0x00000001)
Kojto 116:c0f6e94411f5 183 #define I2C_ADDRESSINGMODE_10BIT ((uint32_t)0x00000002)
Kojto 116:c0f6e94411f5 184 /**
Kojto 116:c0f6e94411f5 185 * @}
Kojto 116:c0f6e94411f5 186 */
Kojto 116:c0f6e94411f5 187
Kojto 116:c0f6e94411f5 188 /** @defgroup I2C_dual_addressing_mode I2C dual addressing mode
Kojto 116:c0f6e94411f5 189 * @{
Kojto 116:c0f6e94411f5 190 */
Kojto 116:c0f6e94411f5 191 #define I2C_DUALADDRESS_DISABLE ((uint32_t)0x00000000)
Kojto 116:c0f6e94411f5 192 #define I2C_DUALADDRESS_ENABLE I2C_OAR2_OA2EN
Kojto 116:c0f6e94411f5 193 /**
Kojto 116:c0f6e94411f5 194 * @}
Kojto 116:c0f6e94411f5 195 */
Kojto 116:c0f6e94411f5 196
Kojto 116:c0f6e94411f5 197 /** @defgroup I2C_own_address2_masks I2C own address2 masks
Kojto 116:c0f6e94411f5 198 * @{
Kojto 116:c0f6e94411f5 199 */
Kojto 116:c0f6e94411f5 200 #define I2C_OA2_NOMASK ((uint8_t)0x00)
Kojto 116:c0f6e94411f5 201 #define I2C_OA2_MASK01 ((uint8_t)0x01)
Kojto 116:c0f6e94411f5 202 #define I2C_OA2_MASK02 ((uint8_t)0x02)
Kojto 116:c0f6e94411f5 203 #define I2C_OA2_MASK03 ((uint8_t)0x03)
Kojto 116:c0f6e94411f5 204 #define I2C_OA2_MASK04 ((uint8_t)0x04)
Kojto 116:c0f6e94411f5 205 #define I2C_OA2_MASK05 ((uint8_t)0x05)
Kojto 116:c0f6e94411f5 206 #define I2C_OA2_MASK06 ((uint8_t)0x06)
Kojto 116:c0f6e94411f5 207 #define I2C_OA2_MASK07 ((uint8_t)0x07)
Kojto 116:c0f6e94411f5 208 /**
Kojto 116:c0f6e94411f5 209 * @}
Kojto 116:c0f6e94411f5 210 */
Kojto 116:c0f6e94411f5 211
Kojto 116:c0f6e94411f5 212 /** @defgroup I2C_general_call_addressing_mode I2C general call addressing mode
Kojto 116:c0f6e94411f5 213 * @{
Kojto 116:c0f6e94411f5 214 */
Kojto 116:c0f6e94411f5 215 #define I2C_GENERALCALL_DISABLE ((uint32_t)0x00000000)
Kojto 116:c0f6e94411f5 216 #define I2C_GENERALCALL_ENABLE I2C_CR1_GCEN
Kojto 116:c0f6e94411f5 217 /**
Kojto 116:c0f6e94411f5 218 * @}
Kojto 116:c0f6e94411f5 219 */
Kojto 116:c0f6e94411f5 220
Kojto 116:c0f6e94411f5 221 /** @defgroup I2C_nostretch_mode I2C nostretch mode
Kojto 116:c0f6e94411f5 222 * @{
Kojto 116:c0f6e94411f5 223 */
Kojto 116:c0f6e94411f5 224 #define I2C_NOSTRETCH_DISABLE ((uint32_t)0x00000000)
Kojto 116:c0f6e94411f5 225 #define I2C_NOSTRETCH_ENABLE I2C_CR1_NOSTRETCH
Kojto 116:c0f6e94411f5 226 /**
Kojto 116:c0f6e94411f5 227 * @}
Kojto 116:c0f6e94411f5 228 */
Kojto 116:c0f6e94411f5 229
Kojto 116:c0f6e94411f5 230 /** @defgroup I2C_Memory_Address_Size I2C Memory Address Size
Kojto 116:c0f6e94411f5 231 * @{
Kojto 116:c0f6e94411f5 232 */
Kojto 116:c0f6e94411f5 233 #define I2C_MEMADD_SIZE_8BIT ((uint32_t)0x00000001)
Kojto 116:c0f6e94411f5 234 #define I2C_MEMADD_SIZE_16BIT ((uint32_t)0x00000002)
Kojto 116:c0f6e94411f5 235 /**
Kojto 116:c0f6e94411f5 236 * @}
Kojto 116:c0f6e94411f5 237 */
Kojto 116:c0f6e94411f5 238
Kojto 116:c0f6e94411f5 239 /** @defgroup I2C_ReloadEndMode_definition I2C ReloadEndMode definition
Kojto 116:c0f6e94411f5 240 * @{
Kojto 116:c0f6e94411f5 241 */
Kojto 116:c0f6e94411f5 242 #define I2C_RELOAD_MODE I2C_CR2_RELOAD
Kojto 116:c0f6e94411f5 243 #define I2C_AUTOEND_MODE I2C_CR2_AUTOEND
Kojto 116:c0f6e94411f5 244 #define I2C_SOFTEND_MODE ((uint32_t)0x00000000)
Kojto 116:c0f6e94411f5 245 /**
Kojto 116:c0f6e94411f5 246 * @}
Kojto 116:c0f6e94411f5 247 */
Kojto 116:c0f6e94411f5 248
Kojto 116:c0f6e94411f5 249 /** @defgroup I2C_StartStopMode_definition I2C StartStopMode definition
Kojto 116:c0f6e94411f5 250 * @{
Kojto 116:c0f6e94411f5 251 */
Kojto 116:c0f6e94411f5 252 #define I2C_NO_STARTSTOP ((uint32_t)0x00000000)
Kojto 116:c0f6e94411f5 253 #define I2C_GENERATE_STOP I2C_CR2_STOP
Kojto 116:c0f6e94411f5 254 #define I2C_GENERATE_START_READ (uint32_t)(I2C_CR2_START | I2C_CR2_RD_WRN)
Kojto 116:c0f6e94411f5 255 #define I2C_GENERATE_START_WRITE I2C_CR2_START
Kojto 116:c0f6e94411f5 256 /**
Kojto 116:c0f6e94411f5 257 * @}
Kojto 116:c0f6e94411f5 258 */
Kojto 116:c0f6e94411f5 259
Kojto 116:c0f6e94411f5 260 /** @defgroup I2C_Interrupt_configuration_definition I2C Interrupt configuration definition
Kojto 116:c0f6e94411f5 261 * @brief I2C Interrupt definition
Kojto 116:c0f6e94411f5 262 * Elements values convention: 0xXXXXXXXX
Kojto 116:c0f6e94411f5 263 * - XXXXXXXX : Interrupt control mask
Kojto 116:c0f6e94411f5 264 * @{
Kojto 116:c0f6e94411f5 265 */
Kojto 116:c0f6e94411f5 266 #define I2C_IT_ERRI I2C_CR1_ERRIE
Kojto 116:c0f6e94411f5 267 #define I2C_IT_TCI I2C_CR1_TCIE
Kojto 116:c0f6e94411f5 268 #define I2C_IT_STOPI I2C_CR1_STOPIE
Kojto 116:c0f6e94411f5 269 #define I2C_IT_NACKI I2C_CR1_NACKIE
Kojto 116:c0f6e94411f5 270 #define I2C_IT_ADDRI I2C_CR1_ADDRIE
Kojto 116:c0f6e94411f5 271 #define I2C_IT_RXI I2C_CR1_RXIE
Kojto 116:c0f6e94411f5 272 #define I2C_IT_TXI I2C_CR1_TXIE
Kojto 116:c0f6e94411f5 273
Kojto 116:c0f6e94411f5 274 /**
Kojto 116:c0f6e94411f5 275 * @}
Kojto 116:c0f6e94411f5 276 */
Kojto 116:c0f6e94411f5 277
Kojto 116:c0f6e94411f5 278
Kojto 116:c0f6e94411f5 279 /** @defgroup I2C_Flag_definition I2C Flag definition
Kojto 116:c0f6e94411f5 280 * @{
Kojto 116:c0f6e94411f5 281 */
Kojto 116:c0f6e94411f5 282 #define I2C_FLAG_TXE I2C_ISR_TXE
Kojto 116:c0f6e94411f5 283 #define I2C_FLAG_TXIS I2C_ISR_TXIS
Kojto 116:c0f6e94411f5 284 #define I2C_FLAG_RXNE I2C_ISR_RXNE
Kojto 116:c0f6e94411f5 285 #define I2C_FLAG_ADDR I2C_ISR_ADDR
Kojto 116:c0f6e94411f5 286 #define I2C_FLAG_AF I2C_ISR_NACKF
Kojto 116:c0f6e94411f5 287 #define I2C_FLAG_STOPF I2C_ISR_STOPF
Kojto 116:c0f6e94411f5 288 #define I2C_FLAG_TC I2C_ISR_TC
Kojto 116:c0f6e94411f5 289 #define I2C_FLAG_TCR I2C_ISR_TCR
Kojto 116:c0f6e94411f5 290 #define I2C_FLAG_BERR I2C_ISR_BERR
Kojto 116:c0f6e94411f5 291 #define I2C_FLAG_ARLO I2C_ISR_ARLO
Kojto 116:c0f6e94411f5 292 #define I2C_FLAG_OVR I2C_ISR_OVR
Kojto 116:c0f6e94411f5 293 #define I2C_FLAG_PECERR I2C_ISR_PECERR
Kojto 116:c0f6e94411f5 294 #define I2C_FLAG_TIMEOUT I2C_ISR_TIMEOUT
Kojto 116:c0f6e94411f5 295 #define I2C_FLAG_ALERT I2C_ISR_ALERT
Kojto 116:c0f6e94411f5 296 #define I2C_FLAG_BUSY I2C_ISR_BUSY
Kojto 116:c0f6e94411f5 297 #define I2C_FLAG_DIR I2C_ISR_DIR
Kojto 116:c0f6e94411f5 298 /**
Kojto 116:c0f6e94411f5 299 * @}
Kojto 116:c0f6e94411f5 300 */
Kojto 116:c0f6e94411f5 301
Kojto 116:c0f6e94411f5 302 /* Exported macros -----------------------------------------------------------*/
Kojto 116:c0f6e94411f5 303
Kojto 116:c0f6e94411f5 304 /** @defgroup I2C_Exported_Macros I2C Exported Macros
Kojto 116:c0f6e94411f5 305 * @{
Kojto 116:c0f6e94411f5 306 */
Kojto 116:c0f6e94411f5 307
Kojto 116:c0f6e94411f5 308 /** @brief Reset I2C handle state
Kojto 116:c0f6e94411f5 309 * @param __HANDLE__: specifies the I2C Handle.
Kojto 116:c0f6e94411f5 310 * @retval None
Kojto 116:c0f6e94411f5 311 */
Kojto 116:c0f6e94411f5 312 #define __HAL_I2C_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_I2C_STATE_RESET)
Kojto 116:c0f6e94411f5 313
Kojto 116:c0f6e94411f5 314 /** @brief Enable the specified I2C interrupts.
Kojto 116:c0f6e94411f5 315 * @param __HANDLE__: specifies the I2C Handle.
Kojto 116:c0f6e94411f5 316 * @param __INTERRUPT__: specifies the interrupt source to enable.
Kojto 116:c0f6e94411f5 317 * This parameter can be one of the following values:
Kojto 116:c0f6e94411f5 318 * @arg I2C_IT_ERRI: Errors interrupt enable
Kojto 116:c0f6e94411f5 319 * @arg I2C_IT_TCI: Transfer complete interrupt enable
Kojto 116:c0f6e94411f5 320 * @arg I2C_IT_STOPI: STOP detection interrupt enable
Kojto 116:c0f6e94411f5 321 * @arg I2C_IT_NACKI: NACK received interrupt enable
Kojto 116:c0f6e94411f5 322 * @arg I2C_IT_ADDRI: Address match interrupt enable
Kojto 116:c0f6e94411f5 323 * @arg I2C_IT_RXI: RX interrupt enable
Kojto 116:c0f6e94411f5 324 * @arg I2C_IT_TXI: TX interrupt enable
Kojto 116:c0f6e94411f5 325 *
Kojto 116:c0f6e94411f5 326 * @retval None
Kojto 116:c0f6e94411f5 327 */
Kojto 116:c0f6e94411f5 328
Kojto 116:c0f6e94411f5 329 #define __HAL_I2C_ENABLE_IT(__HANDLE__, __INTERRUPT__) ((__HANDLE__)->Instance->CR1 |= (__INTERRUPT__))
Kojto 116:c0f6e94411f5 330
Kojto 116:c0f6e94411f5 331 /** @brief Disable the specified I2C interrupts.
Kojto 116:c0f6e94411f5 332 * @param __HANDLE__: specifies the I2C Handle.
Kojto 116:c0f6e94411f5 333 * @param __INTERRUPT__: specifies the interrupt source to disable.
Kojto 116:c0f6e94411f5 334 * This parameter can be one of the following values:
Kojto 116:c0f6e94411f5 335 * @arg I2C_IT_ERRI: Errors interrupt enable
Kojto 116:c0f6e94411f5 336 * @arg I2C_IT_TCI: Transfer complete interrupt enable
Kojto 116:c0f6e94411f5 337 * @arg I2C_IT_STOPI: STOP detection interrupt enable
Kojto 116:c0f6e94411f5 338 * @arg I2C_IT_NACKI: NACK received interrupt enable
Kojto 116:c0f6e94411f5 339 * @arg I2C_IT_ADDRI: Address match interrupt enable
Kojto 116:c0f6e94411f5 340 * @arg I2C_IT_RXI: RX interrupt enable
Kojto 116:c0f6e94411f5 341 * @arg I2C_IT_TXI: TX interrupt enable
Kojto 116:c0f6e94411f5 342 *
Kojto 116:c0f6e94411f5 343 * @retval None
Kojto 116:c0f6e94411f5 344 */
Kojto 116:c0f6e94411f5 345 #define __HAL_I2C_DISABLE_IT(__HANDLE__, __INTERRUPT__) ((__HANDLE__)->Instance->CR1 &= (~(__INTERRUPT__)))
Kojto 116:c0f6e94411f5 346
Kojto 116:c0f6e94411f5 347 /** @brief Checks if the specified I2C interrupt source is enabled or disabled.
Kojto 116:c0f6e94411f5 348 * @param __HANDLE__: specifies the I2C Handle.
Kojto 116:c0f6e94411f5 349 * @param __INTERRUPT__: specifies the I2C interrupt source to check.
Kojto 116:c0f6e94411f5 350 * This parameter can be one of the following values:
Kojto 116:c0f6e94411f5 351 * @arg I2C_IT_ERRI: Errors interrupt enable
Kojto 116:c0f6e94411f5 352 * @arg I2C_IT_TCI: Transfer complete interrupt enable
Kojto 116:c0f6e94411f5 353 * @arg I2C_IT_STOPI: STOP detection interrupt enable
Kojto 116:c0f6e94411f5 354 * @arg I2C_IT_NACKI: NACK received interrupt enable
Kojto 116:c0f6e94411f5 355 * @arg I2C_IT_ADDRI: Address match interrupt enable
Kojto 116:c0f6e94411f5 356 * @arg I2C_IT_RXI: RX interrupt enable
Kojto 116:c0f6e94411f5 357 * @arg I2C_IT_TXI: TX interrupt enable
Kojto 116:c0f6e94411f5 358 *
Kojto 116:c0f6e94411f5 359 * @retval The new state of __INTERRUPT__ (TRUE or FALSE).
Kojto 116:c0f6e94411f5 360 */
Kojto 116:c0f6e94411f5 361 #define __HAL_I2C_GET_IT_SOURCE(__HANDLE__, __INTERRUPT__) ((((__HANDLE__)->Instance->CR1 & (__INTERRUPT__)) == (__INTERRUPT__)) ? SET : RESET)
Kojto 116:c0f6e94411f5 362
Kojto 116:c0f6e94411f5 363 /** @brief Checks whether the specified I2C flag is set or not.
Kojto 116:c0f6e94411f5 364 * @param __HANDLE__: specifies the I2C Handle.
Kojto 116:c0f6e94411f5 365 * @param __FLAG__: specifies the flag to check.
Kojto 116:c0f6e94411f5 366 * This parameter can be one of the following values:
Kojto 116:c0f6e94411f5 367 * @arg I2C_FLAG_TXE: Transmit data register empty
Kojto 116:c0f6e94411f5 368 * @arg I2C_FLAG_TXIS: Transmit interrupt status
Kojto 116:c0f6e94411f5 369 * @arg I2C_FLAG_RXNE: Receive data register not empty
Kojto 116:c0f6e94411f5 370 * @arg I2C_FLAG_ADDR: Address matched (slave mode)
Kojto 116:c0f6e94411f5 371 * @arg I2C_FLAG_AF: Acknowledge failure received flag
Kojto 116:c0f6e94411f5 372 * @arg I2C_FLAG_STOPF: STOP detection flag
Kojto 116:c0f6e94411f5 373 * @arg I2C_FLAG_TC: Transfer complete (master mode)
Kojto 116:c0f6e94411f5 374 * @arg I2C_FLAG_TCR: Transfer complete reload
Kojto 116:c0f6e94411f5 375 * @arg I2C_FLAG_BERR: Bus error
Kojto 116:c0f6e94411f5 376 * @arg I2C_FLAG_ARLO: Arbitration lost
Kojto 116:c0f6e94411f5 377 * @arg I2C_FLAG_OVR: Overrun/Underrun
Kojto 116:c0f6e94411f5 378 * @arg I2C_FLAG_PECERR: PEC error in reception
Kojto 116:c0f6e94411f5 379 * @arg I2C_FLAG_TIMEOUT: Timeout or Tlow detection flag
Kojto 116:c0f6e94411f5 380 * @arg I2C_FLAG_ALERT: SMBus alert
Kojto 116:c0f6e94411f5 381 * @arg I2C_FLAG_BUSY: Bus busy
Kojto 116:c0f6e94411f5 382 * @arg I2C_FLAG_DIR: Transfer direction (slave mode)
Kojto 116:c0f6e94411f5 383 *
Kojto 116:c0f6e94411f5 384 * @retval The new state of __FLAG__ (TRUE or FALSE).
Kojto 116:c0f6e94411f5 385 */
Kojto 116:c0f6e94411f5 386 #define I2C_FLAG_MASK ((uint32_t)0x0001FFFF)
Kojto 116:c0f6e94411f5 387 #define __HAL_I2C_GET_FLAG(__HANDLE__, __FLAG__) (((((__HANDLE__)->Instance->ISR) & ((__FLAG__) & I2C_FLAG_MASK)) == ((__FLAG__) & I2C_FLAG_MASK)))
Kojto 116:c0f6e94411f5 388
Kojto 116:c0f6e94411f5 389 /** @brief Clears the I2C pending flags which are cleared by writing 1 in a specific bit.
Kojto 116:c0f6e94411f5 390 * @param __HANDLE__: specifies the I2C Handle.
Kojto 116:c0f6e94411f5 391 * @param __FLAG__: specifies the flag to clear.
Kojto 116:c0f6e94411f5 392 * This parameter can be any combination of the following values:
Kojto 116:c0f6e94411f5 393 * @arg I2C_FLAG_ADDR: Address matched (slave mode)
Kojto 116:c0f6e94411f5 394 * @arg I2C_FLAG_AF: Acknowledge failure received flag
Kojto 116:c0f6e94411f5 395 * @arg I2C_FLAG_STOPF: STOP detection flag
Kojto 116:c0f6e94411f5 396 * @arg I2C_FLAG_BERR: Bus error
Kojto 116:c0f6e94411f5 397 * @arg I2C_FLAG_ARLO: Arbitration lost
Kojto 116:c0f6e94411f5 398 * @arg I2C_FLAG_OVR: Overrun/Underrun
Kojto 116:c0f6e94411f5 399 * @arg I2C_FLAG_PECERR: PEC error in reception
Kojto 116:c0f6e94411f5 400 * @arg I2C_FLAG_TIMEOUT: Timeout or Tlow detection flag
Kojto 116:c0f6e94411f5 401 * @arg I2C_FLAG_ALERT: SMBus alert
Kojto 116:c0f6e94411f5 402 *
Kojto 116:c0f6e94411f5 403 * @retval None
Kojto 116:c0f6e94411f5 404 */
Kojto 116:c0f6e94411f5 405 #define __HAL_I2C_CLEAR_FLAG(__HANDLE__, __FLAG__) ((__HANDLE__)->Instance->ICR = ((__FLAG__) & I2C_FLAG_MASK))
Kojto 116:c0f6e94411f5 406
Kojto 116:c0f6e94411f5 407 /** @brief Enable the specified I2C peripheral.
Kojto 116:c0f6e94411f5 408 * @param __HANDLE__: specifies the I2C Handle.
Kojto 116:c0f6e94411f5 409 * @retval None
Kojto 116:c0f6e94411f5 410 */
Kojto 116:c0f6e94411f5 411 #define __HAL_I2C_ENABLE(__HANDLE__) (SET_BIT((__HANDLE__)->Instance->CR1, I2C_CR1_PE))
Kojto 116:c0f6e94411f5 412
Kojto 116:c0f6e94411f5 413 /** @brief Disable the specified I2C peripheral.
Kojto 116:c0f6e94411f5 414 * @param __HANDLE__: specifies the I2C Handle.
Kojto 116:c0f6e94411f5 415 * @retval None
Kojto 116:c0f6e94411f5 416 */
Kojto 116:c0f6e94411f5 417 #define __HAL_I2C_DISABLE(__HANDLE__) (CLEAR_BIT((__HANDLE__)->Instance->CR1, I2C_CR1_PE))
Kojto 116:c0f6e94411f5 418
Kojto 116:c0f6e94411f5 419 /**
Kojto 116:c0f6e94411f5 420 * @}
Kojto 116:c0f6e94411f5 421 */
Kojto 116:c0f6e94411f5 422
Kojto 116:c0f6e94411f5 423 /* Include I2C HAL Extension module */
Kojto 116:c0f6e94411f5 424 #include "stm32l0xx_hal_i2c_ex.h"
Kojto 116:c0f6e94411f5 425
Kojto 116:c0f6e94411f5 426 /* Exported functions --------------------------------------------------------*/
Kojto 116:c0f6e94411f5 427 /** @addtogroup I2C_Exported_Functions
Kojto 116:c0f6e94411f5 428 * @{
Kojto 116:c0f6e94411f5 429 */
Kojto 116:c0f6e94411f5 430
Kojto 116:c0f6e94411f5 431 /** @addtogroup I2C_Exported_Functions_Group1 Initialization and de-initialization functions
Kojto 116:c0f6e94411f5 432 * @{
Kojto 116:c0f6e94411f5 433 */
Kojto 116:c0f6e94411f5 434 /* Initialization and de-initialization functions******************************/
Kojto 116:c0f6e94411f5 435 HAL_StatusTypeDef HAL_I2C_Init(I2C_HandleTypeDef *hi2c);
Kojto 116:c0f6e94411f5 436 HAL_StatusTypeDef HAL_I2C_DeInit (I2C_HandleTypeDef *hi2c);
Kojto 116:c0f6e94411f5 437 void HAL_I2C_MspInit(I2C_HandleTypeDef *hi2c);
Kojto 116:c0f6e94411f5 438 void HAL_I2C_MspDeInit(I2C_HandleTypeDef *hi2c);
Kojto 116:c0f6e94411f5 439 /**
Kojto 116:c0f6e94411f5 440 * @}
Kojto 116:c0f6e94411f5 441 */
Kojto 116:c0f6e94411f5 442
Kojto 116:c0f6e94411f5 443 /** @addtogroup I2C_Exported_Functions_Group2 Input and Output operation functions
Kojto 116:c0f6e94411f5 444 * @{
Kojto 116:c0f6e94411f5 445 */
Kojto 116:c0f6e94411f5 446 /* IO operation functions ****************************************************/
Kojto 116:c0f6e94411f5 447 /******* Blocking mode: Polling */
Kojto 116:c0f6e94411f5 448 HAL_StatusTypeDef HAL_I2C_Master_Transmit(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size, uint32_t Timeout);
Kojto 116:c0f6e94411f5 449 HAL_StatusTypeDef HAL_I2C_Master_Receive(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size, uint32_t Timeout);
Kojto 116:c0f6e94411f5 450 HAL_StatusTypeDef HAL_I2C_Slave_Transmit(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size, uint32_t Timeout);
Kojto 116:c0f6e94411f5 451 HAL_StatusTypeDef HAL_I2C_Slave_Receive(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size, uint32_t Timeout);
Kojto 116:c0f6e94411f5 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);
Kojto 116:c0f6e94411f5 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);
Kojto 116:c0f6e94411f5 454 HAL_StatusTypeDef HAL_I2C_IsDeviceReady(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint32_t Trials, uint32_t Timeout);
Kojto 116:c0f6e94411f5 455
Kojto 116:c0f6e94411f5 456 /******* Non-Blocking mode: Interrupt */
Kojto 116:c0f6e94411f5 457 HAL_StatusTypeDef HAL_I2C_Master_Transmit_IT(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size);
Kojto 116:c0f6e94411f5 458 HAL_StatusTypeDef HAL_I2C_Master_Receive_IT(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size);
Kojto 116:c0f6e94411f5 459 HAL_StatusTypeDef HAL_I2C_Slave_Transmit_IT(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size);
Kojto 116:c0f6e94411f5 460 HAL_StatusTypeDef HAL_I2C_Slave_Receive_IT(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size);
Kojto 116:c0f6e94411f5 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);
Kojto 116:c0f6e94411f5 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);
Kojto 116:c0f6e94411f5 463
Kojto 116:c0f6e94411f5 464 /******* Non-Blocking mode: DMA */
Kojto 116:c0f6e94411f5 465 HAL_StatusTypeDef HAL_I2C_Master_Transmit_DMA(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size);
Kojto 116:c0f6e94411f5 466 HAL_StatusTypeDef HAL_I2C_Master_Receive_DMA(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size);
Kojto 116:c0f6e94411f5 467 HAL_StatusTypeDef HAL_I2C_Slave_Transmit_DMA(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size);
Kojto 116:c0f6e94411f5 468 HAL_StatusTypeDef HAL_I2C_Slave_Receive_DMA(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size);
Kojto 116:c0f6e94411f5 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);
Kojto 116:c0f6e94411f5 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);
Kojto 116:c0f6e94411f5 471 /**
Kojto 116:c0f6e94411f5 472 * @}
Kojto 116:c0f6e94411f5 473 */
Kojto 116:c0f6e94411f5 474
Kojto 116:c0f6e94411f5 475 /** @addtogroup IRQ_Handler_and_Callbacks IRQ Handler and Callbacks
Kojto 116:c0f6e94411f5 476 * @{
Kojto 116:c0f6e94411f5 477 */
Kojto 116:c0f6e94411f5 478 /******* I2C IRQHandler and Callbacks used in non blocking modes (Interrupt and DMA) */
Kojto 116:c0f6e94411f5 479 void HAL_I2C_EV_IRQHandler(I2C_HandleTypeDef *hi2c);
Kojto 116:c0f6e94411f5 480 void HAL_I2C_ER_IRQHandler(I2C_HandleTypeDef *hi2c);
Kojto 116:c0f6e94411f5 481 void HAL_I2C_MasterTxCpltCallback(I2C_HandleTypeDef *hi2c);
Kojto 116:c0f6e94411f5 482 void HAL_I2C_MasterRxCpltCallback(I2C_HandleTypeDef *hi2c);
Kojto 116:c0f6e94411f5 483 void HAL_I2C_SlaveTxCpltCallback(I2C_HandleTypeDef *hi2c);
Kojto 116:c0f6e94411f5 484 void HAL_I2C_SlaveRxCpltCallback(I2C_HandleTypeDef *hi2c);
Kojto 116:c0f6e94411f5 485 void HAL_I2C_MemTxCpltCallback(I2C_HandleTypeDef *hi2c);
Kojto 116:c0f6e94411f5 486 void HAL_I2C_MemRxCpltCallback(I2C_HandleTypeDef *hi2c);
Kojto 116:c0f6e94411f5 487 void HAL_I2C_ErrorCallback(I2C_HandleTypeDef *hi2c);
Kojto 116:c0f6e94411f5 488 /**
Kojto 116:c0f6e94411f5 489 * @}
Kojto 116:c0f6e94411f5 490 */
Kojto 116:c0f6e94411f5 491
Kojto 116:c0f6e94411f5 492 /** @addtogroup I2C_Exported_Functions_Group3 Peripheral State and Errors functions
Kojto 116:c0f6e94411f5 493 * @{
Kojto 116:c0f6e94411f5 494 */
Kojto 116:c0f6e94411f5 495 /* Peripheral State and Errors functions *************************************/
Kojto 116:c0f6e94411f5 496 HAL_I2C_StateTypeDef HAL_I2C_GetState(I2C_HandleTypeDef *hi2c);
Kojto 116:c0f6e94411f5 497 uint32_t HAL_I2C_GetError(I2C_HandleTypeDef *hi2c);
Kojto 116:c0f6e94411f5 498
Kojto 116:c0f6e94411f5 499 /**
Kojto 116:c0f6e94411f5 500 * @}
Kojto 116:c0f6e94411f5 501 */
Kojto 116:c0f6e94411f5 502
Kojto 116:c0f6e94411f5 503 /**
Kojto 116:c0f6e94411f5 504 * @}
Kojto 116:c0f6e94411f5 505 */
Kojto 116:c0f6e94411f5 506
Kojto 116:c0f6e94411f5 507 /* Private constants ---------------------------------------------------------*/
Kojto 116:c0f6e94411f5 508 /** @defgroup I2C_Private_Constants I2C Private Constants
Kojto 116:c0f6e94411f5 509 * @{
Kojto 116:c0f6e94411f5 510 */
Kojto 116:c0f6e94411f5 511
Kojto 116:c0f6e94411f5 512 /**
Kojto 116:c0f6e94411f5 513 * @}
Kojto 116:c0f6e94411f5 514 */
Kojto 116:c0f6e94411f5 515
Kojto 116:c0f6e94411f5 516 /* Private macros ------------------------------------------------------------*/
Kojto 116:c0f6e94411f5 517 /** @defgroup I2C_Private_Macro I2C Private Macros
Kojto 116:c0f6e94411f5 518 * @{
Kojto 116:c0f6e94411f5 519 */
Kojto 116:c0f6e94411f5 520
Kojto 116:c0f6e94411f5 521 #define IS_I2C_ADDRESSING_MODE(MODE) (((MODE) == I2C_ADDRESSINGMODE_7BIT) || \
Kojto 116:c0f6e94411f5 522 ((MODE) == I2C_ADDRESSINGMODE_10BIT))
Kojto 116:c0f6e94411f5 523
Kojto 116:c0f6e94411f5 524 #define IS_I2C_DUAL_ADDRESS(ADDRESS) (((ADDRESS) == I2C_DUALADDRESS_DISABLE) || \
Kojto 116:c0f6e94411f5 525 ((ADDRESS) == I2C_DUALADDRESS_ENABLE))
Kojto 116:c0f6e94411f5 526
Kojto 116:c0f6e94411f5 527 #define IS_I2C_OWN_ADDRESS2_MASK(MASK) (((MASK) == I2C_OA2_NOMASK) || \
Kojto 116:c0f6e94411f5 528 ((MASK) == I2C_OA2_MASK01) || \
Kojto 116:c0f6e94411f5 529 ((MASK) == I2C_OA2_MASK02) || \
Kojto 116:c0f6e94411f5 530 ((MASK) == I2C_OA2_MASK03) || \
Kojto 116:c0f6e94411f5 531 ((MASK) == I2C_OA2_MASK04) || \
Kojto 116:c0f6e94411f5 532 ((MASK) == I2C_OA2_MASK05) || \
Kojto 116:c0f6e94411f5 533 ((MASK) == I2C_OA2_MASK06) || \
Kojto 116:c0f6e94411f5 534 ((MASK) == I2C_OA2_MASK07))
Kojto 116:c0f6e94411f5 535
Kojto 116:c0f6e94411f5 536 #define IS_I2C_GENERAL_CALL(CALL) (((CALL) == I2C_GENERALCALL_DISABLE) || \
Kojto 116:c0f6e94411f5 537 ((CALL) == I2C_GENERALCALL_ENABLE))
Kojto 116:c0f6e94411f5 538
Kojto 116:c0f6e94411f5 539 #define IS_I2C_NO_STRETCH(STRETCH) (((STRETCH) == I2C_NOSTRETCH_DISABLE) || \
Kojto 116:c0f6e94411f5 540 ((STRETCH) == I2C_NOSTRETCH_ENABLE))
Kojto 116:c0f6e94411f5 541
Kojto 116:c0f6e94411f5 542 #define IS_I2C_MEMADD_SIZE(SIZE) (((SIZE) == I2C_MEMADD_SIZE_8BIT) || \
Kojto 116:c0f6e94411f5 543 ((SIZE) == I2C_MEMADD_SIZE_16BIT))
Kojto 116:c0f6e94411f5 544
Kojto 116:c0f6e94411f5 545
Kojto 116:c0f6e94411f5 546 #define IS_TRANSFER_MODE(MODE) (((MODE) == I2C_RELOAD_MODE) || \
Kojto 116:c0f6e94411f5 547 ((MODE) == I2C_AUTOEND_MODE) || \
Kojto 116:c0f6e94411f5 548 ((MODE) == I2C_SOFTEND_MODE))
Kojto 116:c0f6e94411f5 549
Kojto 116:c0f6e94411f5 550 #define IS_TRANSFER_REQUEST(REQUEST) (((REQUEST) == I2C_GENERATE_STOP) || \
Kojto 116:c0f6e94411f5 551 ((REQUEST) == I2C_GENERATE_START_READ) || \
Kojto 116:c0f6e94411f5 552 ((REQUEST) == I2C_GENERATE_START_WRITE) || \
Kojto 116:c0f6e94411f5 553 ((REQUEST) == I2C_NO_STARTSTOP))
Kojto 116:c0f6e94411f5 554
Kojto 116:c0f6e94411f5 555
Kojto 116:c0f6e94411f5 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)))
Kojto 116:c0f6e94411f5 557
Kojto 116:c0f6e94411f5 558 #define IS_I2C_OWN_ADDRESS1(ADDRESS1) ((ADDRESS1) <= (uint32_t)0x000003FF)
Kojto 116:c0f6e94411f5 559 #define IS_I2C_OWN_ADDRESS2(ADDRESS2) ((ADDRESS2) <= (uint16_t)0x00FF)
Kojto 116:c0f6e94411f5 560
Kojto 116:c0f6e94411f5 561 #define __I2C_MEM_ADD_MSB(__ADDRESS__) ((uint8_t)((uint16_t)(((uint16_t)((__ADDRESS__) & (uint16_t)(0xFF00))) >> 8)))
Kojto 116:c0f6e94411f5 562 #define __I2C_MEM_ADD_LSB(__ADDRESS__) ((uint8_t)((uint16_t)((__ADDRESS__) & (uint16_t)(0x00FF))))
Kojto 116:c0f6e94411f5 563
Kojto 116:c0f6e94411f5 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)) : \
Kojto 116:c0f6e94411f5 565 (uint32_t)((((uint32_t)(__ADDRESS__) & (I2C_CR2_SADD)) | (I2C_CR2_ADD10) | (I2C_CR2_START)) & (~I2C_CR2_RD_WRN)))
Kojto 116:c0f6e94411f5 566 /**
Kojto 116:c0f6e94411f5 567 * @}
Kojto 116:c0f6e94411f5 568 */
Kojto 116:c0f6e94411f5 569
Kojto 116:c0f6e94411f5 570 /* Private Fonctions ---------------------------------------------------------*/
Kojto 116:c0f6e94411f5 571 /** @defgroup I2C_Private_Functions I2C Private Functions
Kojto 116:c0f6e94411f5 572 * @{
Kojto 116:c0f6e94411f5 573 */
Kojto 116:c0f6e94411f5 574 /* Private functions are defined in stm32l0xx_hal_i2c.c file */
Kojto 116:c0f6e94411f5 575 /**
Kojto 116:c0f6e94411f5 576 * @}
Kojto 116:c0f6e94411f5 577 */
Kojto 116:c0f6e94411f5 578
Kojto 116:c0f6e94411f5 579 /**
Kojto 116:c0f6e94411f5 580 * @}
Kojto 116:c0f6e94411f5 581 */
Kojto 116:c0f6e94411f5 582
Kojto 116:c0f6e94411f5 583 /**
Kojto 116:c0f6e94411f5 584 * @}
Kojto 116:c0f6e94411f5 585 */
Kojto 116:c0f6e94411f5 586
Kojto 116:c0f6e94411f5 587 #ifdef __cplusplus
Kojto 116:c0f6e94411f5 588 }
Kojto 116:c0f6e94411f5 589 #endif
Kojto 116:c0f6e94411f5 590
Kojto 116:c0f6e94411f5 591
Kojto 116:c0f6e94411f5 592 #endif /* __STM32L0xx_HAL_I2C_H */
Kojto 116:c0f6e94411f5 593
Kojto 116:c0f6e94411f5 594 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
Kojto 116:c0f6e94411f5 595