TUKS MCU Introductory course
/
TUKS-COURSE-TIMER
Important changes to repositories hosted on mbed.com
Mbed hosted mercurial repositories are deprecated and are due to be permanently deleted in July 2026.
To keep a copy of this software download the repository Zip archive or clone locally using Mercurial.
It is also possible to export all your personal repositories from the account settings page.
HAL_L476/stm32l4xx_hal_i2c.h@1:d0dfbce63a89, 2017-02-24 (annotated)
- Committer:
- elmot
- Date:
- Fri Feb 24 21:13:56 2017 +0000
- Revision:
- 1:d0dfbce63a89
Ready-to-copy
Who changed what in which revision?
| User | Revision | Line number | New contents of line |
|---|---|---|---|
| elmot | 1:d0dfbce63a89 | 1 | /** |
| elmot | 1:d0dfbce63a89 | 2 | ****************************************************************************** |
| elmot | 1:d0dfbce63a89 | 3 | * @file stm32l4xx_hal_i2c.h |
| elmot | 1:d0dfbce63a89 | 4 | * @author MCD Application Team |
| elmot | 1:d0dfbce63a89 | 5 | * @version V1.5.1 |
| elmot | 1:d0dfbce63a89 | 6 | * @date 31-May-2016 |
| elmot | 1:d0dfbce63a89 | 7 | * @brief Header file of I2C HAL module. |
| elmot | 1:d0dfbce63a89 | 8 | ****************************************************************************** |
| elmot | 1:d0dfbce63a89 | 9 | * @attention |
| elmot | 1:d0dfbce63a89 | 10 | * |
| elmot | 1:d0dfbce63a89 | 11 | * <h2><center>© COPYRIGHT(c) 2016 STMicroelectronics</center></h2> |
| elmot | 1:d0dfbce63a89 | 12 | * |
| elmot | 1:d0dfbce63a89 | 13 | * Redistribution and use in source and binary forms, with or without modification, |
| elmot | 1:d0dfbce63a89 | 14 | * are permitted provided that the following conditions are met: |
| elmot | 1:d0dfbce63a89 | 15 | * 1. Redistributions of source code must retain the above copyright notice, |
| elmot | 1:d0dfbce63a89 | 16 | * this list of conditions and the following disclaimer. |
| elmot | 1:d0dfbce63a89 | 17 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
| elmot | 1:d0dfbce63a89 | 18 | * this list of conditions and the following disclaimer in the documentation |
| elmot | 1:d0dfbce63a89 | 19 | * and/or other materials provided with the distribution. |
| elmot | 1:d0dfbce63a89 | 20 | * 3. Neither the name of STMicroelectronics nor the names of its contributors |
| elmot | 1:d0dfbce63a89 | 21 | * may be used to endorse or promote products derived from this software |
| elmot | 1:d0dfbce63a89 | 22 | * without specific prior written permission. |
| elmot | 1:d0dfbce63a89 | 23 | * |
| elmot | 1:d0dfbce63a89 | 24 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| elmot | 1:d0dfbce63a89 | 25 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| elmot | 1:d0dfbce63a89 | 26 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| elmot | 1:d0dfbce63a89 | 27 | * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
| elmot | 1:d0dfbce63a89 | 28 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| elmot | 1:d0dfbce63a89 | 29 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
| elmot | 1:d0dfbce63a89 | 30 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
| elmot | 1:d0dfbce63a89 | 31 | * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| elmot | 1:d0dfbce63a89 | 32 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| elmot | 1:d0dfbce63a89 | 33 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| elmot | 1:d0dfbce63a89 | 34 | * |
| elmot | 1:d0dfbce63a89 | 35 | ****************************************************************************** |
| elmot | 1:d0dfbce63a89 | 36 | */ |
| elmot | 1:d0dfbce63a89 | 37 | |
| elmot | 1:d0dfbce63a89 | 38 | /* Define to prevent recursive inclusion -------------------------------------*/ |
| elmot | 1:d0dfbce63a89 | 39 | #ifndef __STM32L4xx_HAL_I2C_H |
| elmot | 1:d0dfbce63a89 | 40 | #define __STM32L4xx_HAL_I2C_H |
| elmot | 1:d0dfbce63a89 | 41 | |
| elmot | 1:d0dfbce63a89 | 42 | #ifdef __cplusplus |
| elmot | 1:d0dfbce63a89 | 43 | extern "C" { |
| elmot | 1:d0dfbce63a89 | 44 | #endif |
| elmot | 1:d0dfbce63a89 | 45 | |
| elmot | 1:d0dfbce63a89 | 46 | /* Includes ------------------------------------------------------------------*/ |
| elmot | 1:d0dfbce63a89 | 47 | #include "stm32l4xx_hal_def.h" |
| elmot | 1:d0dfbce63a89 | 48 | |
| elmot | 1:d0dfbce63a89 | 49 | /** @addtogroup STM32L4xx_HAL_Driver |
| elmot | 1:d0dfbce63a89 | 50 | * @{ |
| elmot | 1:d0dfbce63a89 | 51 | */ |
| elmot | 1:d0dfbce63a89 | 52 | |
| elmot | 1:d0dfbce63a89 | 53 | /** @addtogroup I2C |
| elmot | 1:d0dfbce63a89 | 54 | * @{ |
| elmot | 1:d0dfbce63a89 | 55 | */ |
| elmot | 1:d0dfbce63a89 | 56 | |
| elmot | 1:d0dfbce63a89 | 57 | /* Exported types ------------------------------------------------------------*/ |
| elmot | 1:d0dfbce63a89 | 58 | /** @defgroup I2C_Exported_Types I2C Exported Types |
| elmot | 1:d0dfbce63a89 | 59 | * @{ |
| elmot | 1:d0dfbce63a89 | 60 | */ |
| elmot | 1:d0dfbce63a89 | 61 | |
| elmot | 1:d0dfbce63a89 | 62 | /** @defgroup I2C_Configuration_Structure_definition I2C Configuration Structure definition |
| elmot | 1:d0dfbce63a89 | 63 | * @brief I2C Configuration Structure definition |
| elmot | 1:d0dfbce63a89 | 64 | * @{ |
| elmot | 1:d0dfbce63a89 | 65 | */ |
| elmot | 1:d0dfbce63a89 | 66 | typedef struct |
| elmot | 1:d0dfbce63a89 | 67 | { |
| elmot | 1:d0dfbce63a89 | 68 | uint32_t Timing; /*!< Specifies the I2C_TIMINGR_register value. |
| elmot | 1:d0dfbce63a89 | 69 | This parameter calculated by referring to I2C initialization |
| elmot | 1:d0dfbce63a89 | 70 | section in Reference manual */ |
| elmot | 1:d0dfbce63a89 | 71 | |
| elmot | 1:d0dfbce63a89 | 72 | uint32_t OwnAddress1; /*!< Specifies the first device own address. |
| elmot | 1:d0dfbce63a89 | 73 | This parameter can be a 7-bit or 10-bit address. */ |
| elmot | 1:d0dfbce63a89 | 74 | |
| elmot | 1:d0dfbce63a89 | 75 | uint32_t AddressingMode; /*!< Specifies if 7-bit or 10-bit addressing mode is selected. |
| elmot | 1:d0dfbce63a89 | 76 | This parameter can be a value of @ref I2C_ADDRESSING_MODE */ |
| elmot | 1:d0dfbce63a89 | 77 | |
| elmot | 1:d0dfbce63a89 | 78 | uint32_t DualAddressMode; /*!< Specifies if dual addressing mode is selected. |
| elmot | 1:d0dfbce63a89 | 79 | This parameter can be a value of @ref I2C_DUAL_ADDRESSING_MODE */ |
| elmot | 1:d0dfbce63a89 | 80 | |
| elmot | 1:d0dfbce63a89 | 81 | uint32_t OwnAddress2; /*!< Specifies the second device own address if dual addressing mode is selected |
| elmot | 1:d0dfbce63a89 | 82 | This parameter can be a 7-bit address. */ |
| elmot | 1:d0dfbce63a89 | 83 | |
| elmot | 1:d0dfbce63a89 | 84 | uint32_t OwnAddress2Masks; /*!< Specifies the acknowledge mask address second device own address if dual addressing mode is selected |
| elmot | 1:d0dfbce63a89 | 85 | This parameter can be a value of @ref I2C_OWN_ADDRESS2_MASKS */ |
| elmot | 1:d0dfbce63a89 | 86 | |
| elmot | 1:d0dfbce63a89 | 87 | uint32_t GeneralCallMode; /*!< Specifies if general call mode is selected. |
| elmot | 1:d0dfbce63a89 | 88 | This parameter can be a value of @ref I2C_GENERAL_CALL_ADDRESSING_MODE */ |
| elmot | 1:d0dfbce63a89 | 89 | |
| elmot | 1:d0dfbce63a89 | 90 | uint32_t NoStretchMode; /*!< Specifies if nostretch mode is selected. |
| elmot | 1:d0dfbce63a89 | 91 | This parameter can be a value of @ref I2C_NOSTRETCH_MODE */ |
| elmot | 1:d0dfbce63a89 | 92 | |
| elmot | 1:d0dfbce63a89 | 93 | }I2C_InitTypeDef; |
| elmot | 1:d0dfbce63a89 | 94 | |
| elmot | 1:d0dfbce63a89 | 95 | /** |
| elmot | 1:d0dfbce63a89 | 96 | * @} |
| elmot | 1:d0dfbce63a89 | 97 | */ |
| elmot | 1:d0dfbce63a89 | 98 | |
| elmot | 1:d0dfbce63a89 | 99 | /** @defgroup HAL_state_structure_definition HAL state structure definition |
| elmot | 1:d0dfbce63a89 | 100 | * @brief HAL State structure definition |
| elmot | 1:d0dfbce63a89 | 101 | * @note HAL I2C State value coding follow below described bitmap :\n |
| elmot | 1:d0dfbce63a89 | 102 | * b7-b6 Error information\n |
| elmot | 1:d0dfbce63a89 | 103 | * 00 : No Error\n |
| elmot | 1:d0dfbce63a89 | 104 | * 01 : Abort (Abort user request on going)\n |
| elmot | 1:d0dfbce63a89 | 105 | * 10 : Timeout\n |
| elmot | 1:d0dfbce63a89 | 106 | * 11 : Error\n |
| elmot | 1:d0dfbce63a89 | 107 | * b5 IP initilisation status\n |
| elmot | 1:d0dfbce63a89 | 108 | * 0 : Reset (IP not initialized)\n |
| elmot | 1:d0dfbce63a89 | 109 | * 1 : Init done (IP initialized and ready to use. HAL I2C Init function called)\n |
| elmot | 1:d0dfbce63a89 | 110 | * b4 (not used)\n |
| elmot | 1:d0dfbce63a89 | 111 | * x : Should be set to 0\n |
| elmot | 1:d0dfbce63a89 | 112 | * b3\n |
| elmot | 1:d0dfbce63a89 | 113 | * 0 : Ready or Busy (No Listen mode ongoing)\n |
| elmot | 1:d0dfbce63a89 | 114 | * 1 : Listen (IP in Address Listen Mode)\n |
| elmot | 1:d0dfbce63a89 | 115 | * b2 Intrinsic process state\n |
| elmot | 1:d0dfbce63a89 | 116 | * 0 : Ready\n |
| elmot | 1:d0dfbce63a89 | 117 | * 1 : Busy (IP busy with some configuration or internal operations)\n |
| elmot | 1:d0dfbce63a89 | 118 | * b1 Rx state\n |
| elmot | 1:d0dfbce63a89 | 119 | * 0 : Ready (no Rx operation ongoing)\n |
| elmot | 1:d0dfbce63a89 | 120 | * 1 : Busy (Rx operation ongoing)\n |
| elmot | 1:d0dfbce63a89 | 121 | * b0 Tx state\n |
| elmot | 1:d0dfbce63a89 | 122 | * 0 : Ready (no Tx operation ongoing)\n |
| elmot | 1:d0dfbce63a89 | 123 | * 1 : Busy (Tx operation ongoing) |
| elmot | 1:d0dfbce63a89 | 124 | * @{ |
| elmot | 1:d0dfbce63a89 | 125 | */ |
| elmot | 1:d0dfbce63a89 | 126 | typedef enum |
| elmot | 1:d0dfbce63a89 | 127 | { |
| elmot | 1:d0dfbce63a89 | 128 | HAL_I2C_STATE_RESET = 0x00U, /*!< Peripheral is not yet Initialized */ |
| elmot | 1:d0dfbce63a89 | 129 | HAL_I2C_STATE_READY = 0x20U, /*!< Peripheral Initialized and ready for use */ |
| elmot | 1:d0dfbce63a89 | 130 | HAL_I2C_STATE_BUSY = 0x24U, /*!< An internal process is ongoing */ |
| elmot | 1:d0dfbce63a89 | 131 | HAL_I2C_STATE_BUSY_TX = 0x21U, /*!< Data Transmission process is ongoing */ |
| elmot | 1:d0dfbce63a89 | 132 | HAL_I2C_STATE_BUSY_RX = 0x22U, /*!< Data Reception process is ongoing */ |
| elmot | 1:d0dfbce63a89 | 133 | HAL_I2C_STATE_LISTEN = 0x28U, /*!< Address Listen Mode is ongoing */ |
| elmot | 1:d0dfbce63a89 | 134 | HAL_I2C_STATE_BUSY_TX_LISTEN = 0x29U, /*!< Address Listen Mode and Data Transmission |
| elmot | 1:d0dfbce63a89 | 135 | process is ongoing */ |
| elmot | 1:d0dfbce63a89 | 136 | HAL_I2C_STATE_BUSY_RX_LISTEN = 0x2AU, /*!< Address Listen Mode and Data Reception |
| elmot | 1:d0dfbce63a89 | 137 | process is ongoing */ |
| elmot | 1:d0dfbce63a89 | 138 | HAL_I2C_STATE_ABORT = 0x60U, /*!< Abort user request ongoing */ |
| elmot | 1:d0dfbce63a89 | 139 | HAL_I2C_STATE_TIMEOUT = 0xA0U, /*!< Timeout state */ |
| elmot | 1:d0dfbce63a89 | 140 | HAL_I2C_STATE_ERROR = 0xE0U /*!< Error */ |
| elmot | 1:d0dfbce63a89 | 141 | |
| elmot | 1:d0dfbce63a89 | 142 | }HAL_I2C_StateTypeDef; |
| elmot | 1:d0dfbce63a89 | 143 | |
| elmot | 1:d0dfbce63a89 | 144 | /** |
| elmot | 1:d0dfbce63a89 | 145 | * @} |
| elmot | 1:d0dfbce63a89 | 146 | */ |
| elmot | 1:d0dfbce63a89 | 147 | |
| elmot | 1:d0dfbce63a89 | 148 | /** @defgroup HAL_mode_structure_definition HAL mode structure definition |
| elmot | 1:d0dfbce63a89 | 149 | * @brief HAL Mode structure definition |
| elmot | 1:d0dfbce63a89 | 150 | * @note HAL I2C Mode value coding follow below described bitmap :\n |
| elmot | 1:d0dfbce63a89 | 151 | * b7 (not used)\n |
| elmot | 1:d0dfbce63a89 | 152 | * x : Should be set to 0\n |
| elmot | 1:d0dfbce63a89 | 153 | * b6\n |
| elmot | 1:d0dfbce63a89 | 154 | * 0 : None\n |
| elmot | 1:d0dfbce63a89 | 155 | * 1 : Memory (HAL I2C communication is in Memory Mode)\n |
| elmot | 1:d0dfbce63a89 | 156 | * b5\n |
| elmot | 1:d0dfbce63a89 | 157 | * 0 : None\n |
| elmot | 1:d0dfbce63a89 | 158 | * 1 : Slave (HAL I2C communication is in Slave Mode)\n |
| elmot | 1:d0dfbce63a89 | 159 | * b4\n |
| elmot | 1:d0dfbce63a89 | 160 | * 0 : None\n |
| elmot | 1:d0dfbce63a89 | 161 | * 1 : Master (HAL I2C communication is in Master Mode)\n |
| elmot | 1:d0dfbce63a89 | 162 | * b3-b2-b1-b0 (not used)\n |
| elmot | 1:d0dfbce63a89 | 163 | * xxxx : Should be set to 0000 |
| elmot | 1:d0dfbce63a89 | 164 | * @{ |
| elmot | 1:d0dfbce63a89 | 165 | */ |
| elmot | 1:d0dfbce63a89 | 166 | typedef enum |
| elmot | 1:d0dfbce63a89 | 167 | { |
| elmot | 1:d0dfbce63a89 | 168 | HAL_I2C_MODE_NONE = 0x00U, /*!< No I2C communication on going */ |
| elmot | 1:d0dfbce63a89 | 169 | HAL_I2C_MODE_MASTER = 0x10U, /*!< I2C communication is in Master Mode */ |
| elmot | 1:d0dfbce63a89 | 170 | HAL_I2C_MODE_SLAVE = 0x20U, /*!< I2C communication is in Slave Mode */ |
| elmot | 1:d0dfbce63a89 | 171 | HAL_I2C_MODE_MEM = 0x40U /*!< I2C communication is in Memory Mode */ |
| elmot | 1:d0dfbce63a89 | 172 | |
| elmot | 1:d0dfbce63a89 | 173 | }HAL_I2C_ModeTypeDef; |
| elmot | 1:d0dfbce63a89 | 174 | |
| elmot | 1:d0dfbce63a89 | 175 | /** |
| elmot | 1:d0dfbce63a89 | 176 | * @} |
| elmot | 1:d0dfbce63a89 | 177 | */ |
| elmot | 1:d0dfbce63a89 | 178 | |
| elmot | 1:d0dfbce63a89 | 179 | /** @defgroup I2C_Error_Code_definition I2C Error Code definition |
| elmot | 1:d0dfbce63a89 | 180 | * @brief I2C Error Code definition |
| elmot | 1:d0dfbce63a89 | 181 | * @{ |
| elmot | 1:d0dfbce63a89 | 182 | */ |
| elmot | 1:d0dfbce63a89 | 183 | #define HAL_I2C_ERROR_NONE (0x00000000U) /*!< No error */ |
| elmot | 1:d0dfbce63a89 | 184 | #define HAL_I2C_ERROR_BERR (0x00000001U) /*!< BERR error */ |
| elmot | 1:d0dfbce63a89 | 185 | #define HAL_I2C_ERROR_ARLO (0x00000002U) /*!< ARLO error */ |
| elmot | 1:d0dfbce63a89 | 186 | #define HAL_I2C_ERROR_AF (0x00000004U) /*!< ACKF error */ |
| elmot | 1:d0dfbce63a89 | 187 | #define HAL_I2C_ERROR_OVR (0x00000008U) /*!< OVR error */ |
| elmot | 1:d0dfbce63a89 | 188 | #define HAL_I2C_ERROR_DMA (0x00000010U) /*!< DMA transfer error */ |
| elmot | 1:d0dfbce63a89 | 189 | #define HAL_I2C_ERROR_TIMEOUT (0x00000020U) /*!< Timeout error */ |
| elmot | 1:d0dfbce63a89 | 190 | #define HAL_I2C_ERROR_SIZE (0x00000040U) /*!< Size Management error */ |
| elmot | 1:d0dfbce63a89 | 191 | /** |
| elmot | 1:d0dfbce63a89 | 192 | * @} |
| elmot | 1:d0dfbce63a89 | 193 | */ |
| elmot | 1:d0dfbce63a89 | 194 | |
| elmot | 1:d0dfbce63a89 | 195 | /** @defgroup I2C_handle_Structure_definition I2C handle Structure definition |
| elmot | 1:d0dfbce63a89 | 196 | * @brief I2C handle Structure definition |
| elmot | 1:d0dfbce63a89 | 197 | * @{ |
| elmot | 1:d0dfbce63a89 | 198 | */ |
| elmot | 1:d0dfbce63a89 | 199 | typedef struct __I2C_HandleTypeDef |
| elmot | 1:d0dfbce63a89 | 200 | { |
| elmot | 1:d0dfbce63a89 | 201 | I2C_TypeDef *Instance; /*!< I2C registers base address */ |
| elmot | 1:d0dfbce63a89 | 202 | |
| elmot | 1:d0dfbce63a89 | 203 | I2C_InitTypeDef Init; /*!< I2C communication parameters */ |
| elmot | 1:d0dfbce63a89 | 204 | |
| elmot | 1:d0dfbce63a89 | 205 | uint8_t *pBuffPtr; /*!< Pointer to I2C transfer buffer */ |
| elmot | 1:d0dfbce63a89 | 206 | |
| elmot | 1:d0dfbce63a89 | 207 | uint16_t XferSize; /*!< I2C transfer size */ |
| elmot | 1:d0dfbce63a89 | 208 | |
| elmot | 1:d0dfbce63a89 | 209 | __IO uint16_t XferCount; /*!< I2C transfer counter */ |
| elmot | 1:d0dfbce63a89 | 210 | |
| elmot | 1:d0dfbce63a89 | 211 | __IO uint32_t XferOptions; /*!< I2C sequantial transfer options, this parameter can |
| elmot | 1:d0dfbce63a89 | 212 | be a value of @ref I2C_XFEROPTIONS */ |
| elmot | 1:d0dfbce63a89 | 213 | |
| elmot | 1:d0dfbce63a89 | 214 | __IO uint32_t PreviousState; /*!< I2C communication Previous state */ |
| elmot | 1:d0dfbce63a89 | 215 | |
| elmot | 1:d0dfbce63a89 | 216 | HAL_StatusTypeDef (*XferISR)(struct __I2C_HandleTypeDef *hi2c, uint32_t ITFlags, uint32_t ITSources); /*!< I2C transfer IRQ handler function pointer */ |
| elmot | 1:d0dfbce63a89 | 217 | |
| elmot | 1:d0dfbce63a89 | 218 | DMA_HandleTypeDef *hdmatx; /*!< I2C Tx DMA handle parameters */ |
| elmot | 1:d0dfbce63a89 | 219 | |
| elmot | 1:d0dfbce63a89 | 220 | DMA_HandleTypeDef *hdmarx; /*!< I2C Rx DMA handle parameters */ |
| elmot | 1:d0dfbce63a89 | 221 | |
| elmot | 1:d0dfbce63a89 | 222 | HAL_LockTypeDef Lock; /*!< I2C locking object */ |
| elmot | 1:d0dfbce63a89 | 223 | |
| elmot | 1:d0dfbce63a89 | 224 | __IO HAL_I2C_StateTypeDef State; /*!< I2C communication state */ |
| elmot | 1:d0dfbce63a89 | 225 | |
| elmot | 1:d0dfbce63a89 | 226 | __IO HAL_I2C_ModeTypeDef Mode; /*!< I2C communication mode */ |
| elmot | 1:d0dfbce63a89 | 227 | |
| elmot | 1:d0dfbce63a89 | 228 | __IO uint32_t ErrorCode; /*!< I2C Error code */ |
| elmot | 1:d0dfbce63a89 | 229 | |
| elmot | 1:d0dfbce63a89 | 230 | __IO uint32_t AddrEventCount; /*!< I2C Address Event counter */ |
| elmot | 1:d0dfbce63a89 | 231 | }I2C_HandleTypeDef; |
| elmot | 1:d0dfbce63a89 | 232 | /** |
| elmot | 1:d0dfbce63a89 | 233 | * @} |
| elmot | 1:d0dfbce63a89 | 234 | */ |
| elmot | 1:d0dfbce63a89 | 235 | |
| elmot | 1:d0dfbce63a89 | 236 | /** |
| elmot | 1:d0dfbce63a89 | 237 | * @} |
| elmot | 1:d0dfbce63a89 | 238 | */ |
| elmot | 1:d0dfbce63a89 | 239 | /* Exported constants --------------------------------------------------------*/ |
| elmot | 1:d0dfbce63a89 | 240 | |
| elmot | 1:d0dfbce63a89 | 241 | /** @defgroup I2C_Exported_Constants I2C Exported Constants |
| elmot | 1:d0dfbce63a89 | 242 | * @{ |
| elmot | 1:d0dfbce63a89 | 243 | */ |
| elmot | 1:d0dfbce63a89 | 244 | |
| elmot | 1:d0dfbce63a89 | 245 | /** @defgroup I2C_XFEROPTIONS I2C Sequential Transfer Options |
| elmot | 1:d0dfbce63a89 | 246 | * @{ |
| elmot | 1:d0dfbce63a89 | 247 | */ |
| elmot | 1:d0dfbce63a89 | 248 | #define I2C_NO_OPTION_FRAME (0xFFFF0000U) |
| elmot | 1:d0dfbce63a89 | 249 | #define I2C_FIRST_FRAME ((uint32_t)I2C_SOFTEND_MODE) |
| elmot | 1:d0dfbce63a89 | 250 | #define I2C_NEXT_FRAME ((uint32_t)(I2C_RELOAD_MODE | I2C_SOFTEND_MODE)) |
| elmot | 1:d0dfbce63a89 | 251 | #define I2C_FIRST_AND_LAST_FRAME ((uint32_t)I2C_AUTOEND_MODE) |
| elmot | 1:d0dfbce63a89 | 252 | #define I2C_LAST_FRAME ((uint32_t)I2C_AUTOEND_MODE) |
| elmot | 1:d0dfbce63a89 | 253 | /** |
| elmot | 1:d0dfbce63a89 | 254 | * @} |
| elmot | 1:d0dfbce63a89 | 255 | */ |
| elmot | 1:d0dfbce63a89 | 256 | |
| elmot | 1:d0dfbce63a89 | 257 | /** @defgroup I2C_ADDRESSING_MODE I2C Addressing Mode |
| elmot | 1:d0dfbce63a89 | 258 | * @{ |
| elmot | 1:d0dfbce63a89 | 259 | */ |
| elmot | 1:d0dfbce63a89 | 260 | #define I2C_ADDRESSINGMODE_7BIT (0x00000001U) |
| elmot | 1:d0dfbce63a89 | 261 | #define I2C_ADDRESSINGMODE_10BIT (0x00000002U) |
| elmot | 1:d0dfbce63a89 | 262 | /** |
| elmot | 1:d0dfbce63a89 | 263 | * @} |
| elmot | 1:d0dfbce63a89 | 264 | */ |
| elmot | 1:d0dfbce63a89 | 265 | |
| elmot | 1:d0dfbce63a89 | 266 | /** @defgroup I2C_DUAL_ADDRESSING_MODE I2C Dual Addressing Mode |
| elmot | 1:d0dfbce63a89 | 267 | * @{ |
| elmot | 1:d0dfbce63a89 | 268 | */ |
| elmot | 1:d0dfbce63a89 | 269 | #define I2C_DUALADDRESS_DISABLE (0x00000000U) |
| elmot | 1:d0dfbce63a89 | 270 | #define I2C_DUALADDRESS_ENABLE I2C_OAR2_OA2EN |
| elmot | 1:d0dfbce63a89 | 271 | /** |
| elmot | 1:d0dfbce63a89 | 272 | * @} |
| elmot | 1:d0dfbce63a89 | 273 | */ |
| elmot | 1:d0dfbce63a89 | 274 | |
| elmot | 1:d0dfbce63a89 | 275 | /** @defgroup I2C_OWN_ADDRESS2_MASKS I2C Own Address2 Masks |
| elmot | 1:d0dfbce63a89 | 276 | * @{ |
| elmot | 1:d0dfbce63a89 | 277 | */ |
| elmot | 1:d0dfbce63a89 | 278 | #define I2C_OA2_NOMASK ((uint8_t)0x00U) |
| elmot | 1:d0dfbce63a89 | 279 | #define I2C_OA2_MASK01 ((uint8_t)0x01U) |
| elmot | 1:d0dfbce63a89 | 280 | #define I2C_OA2_MASK02 ((uint8_t)0x02U) |
| elmot | 1:d0dfbce63a89 | 281 | #define I2C_OA2_MASK03 ((uint8_t)0x03U) |
| elmot | 1:d0dfbce63a89 | 282 | #define I2C_OA2_MASK04 ((uint8_t)0x04U) |
| elmot | 1:d0dfbce63a89 | 283 | #define I2C_OA2_MASK05 ((uint8_t)0x05U) |
| elmot | 1:d0dfbce63a89 | 284 | #define I2C_OA2_MASK06 ((uint8_t)0x06U) |
| elmot | 1:d0dfbce63a89 | 285 | #define I2C_OA2_MASK07 ((uint8_t)0x07U) |
| elmot | 1:d0dfbce63a89 | 286 | /** |
| elmot | 1:d0dfbce63a89 | 287 | * @} |
| elmot | 1:d0dfbce63a89 | 288 | */ |
| elmot | 1:d0dfbce63a89 | 289 | |
| elmot | 1:d0dfbce63a89 | 290 | /** @defgroup I2C_GENERAL_CALL_ADDRESSING_MODE I2C General Call Addressing Mode |
| elmot | 1:d0dfbce63a89 | 291 | * @{ |
| elmot | 1:d0dfbce63a89 | 292 | */ |
| elmot | 1:d0dfbce63a89 | 293 | #define I2C_GENERALCALL_DISABLE (0x00000000U) |
| elmot | 1:d0dfbce63a89 | 294 | #define I2C_GENERALCALL_ENABLE I2C_CR1_GCEN |
| elmot | 1:d0dfbce63a89 | 295 | /** |
| elmot | 1:d0dfbce63a89 | 296 | * @} |
| elmot | 1:d0dfbce63a89 | 297 | */ |
| elmot | 1:d0dfbce63a89 | 298 | |
| elmot | 1:d0dfbce63a89 | 299 | /** @defgroup I2C_NOSTRETCH_MODE I2C No-Stretch Mode |
| elmot | 1:d0dfbce63a89 | 300 | * @{ |
| elmot | 1:d0dfbce63a89 | 301 | */ |
| elmot | 1:d0dfbce63a89 | 302 | #define I2C_NOSTRETCH_DISABLE (0x00000000U) |
| elmot | 1:d0dfbce63a89 | 303 | #define I2C_NOSTRETCH_ENABLE I2C_CR1_NOSTRETCH |
| elmot | 1:d0dfbce63a89 | 304 | /** |
| elmot | 1:d0dfbce63a89 | 305 | * @} |
| elmot | 1:d0dfbce63a89 | 306 | */ |
| elmot | 1:d0dfbce63a89 | 307 | |
| elmot | 1:d0dfbce63a89 | 308 | /** @defgroup I2C_MEMORY_ADDRESS_SIZE I2C Memory Address Size |
| elmot | 1:d0dfbce63a89 | 309 | * @{ |
| elmot | 1:d0dfbce63a89 | 310 | */ |
| elmot | 1:d0dfbce63a89 | 311 | #define I2C_MEMADD_SIZE_8BIT (0x00000001U) |
| elmot | 1:d0dfbce63a89 | 312 | #define I2C_MEMADD_SIZE_16BIT (0x00000002U) |
| elmot | 1:d0dfbce63a89 | 313 | /** |
| elmot | 1:d0dfbce63a89 | 314 | * @} |
| elmot | 1:d0dfbce63a89 | 315 | */ |
| elmot | 1:d0dfbce63a89 | 316 | |
| elmot | 1:d0dfbce63a89 | 317 | /** @defgroup I2C_XferDirection I2C Transfer Direction |
| elmot | 1:d0dfbce63a89 | 318 | * @{ |
| elmot | 1:d0dfbce63a89 | 319 | */ |
| elmot | 1:d0dfbce63a89 | 320 | #define I2C_DIRECTION_TRANSMIT (0x00000000U) |
| elmot | 1:d0dfbce63a89 | 321 | #define I2C_DIRECTION_RECEIVE (0x00000001U) |
| elmot | 1:d0dfbce63a89 | 322 | /** |
| elmot | 1:d0dfbce63a89 | 323 | * @} |
| elmot | 1:d0dfbce63a89 | 324 | */ |
| elmot | 1:d0dfbce63a89 | 325 | |
| elmot | 1:d0dfbce63a89 | 326 | /** @defgroup I2C_RELOAD_END_MODE I2C Reload End Mode |
| elmot | 1:d0dfbce63a89 | 327 | * @{ |
| elmot | 1:d0dfbce63a89 | 328 | */ |
| elmot | 1:d0dfbce63a89 | 329 | #define I2C_RELOAD_MODE I2C_CR2_RELOAD |
| elmot | 1:d0dfbce63a89 | 330 | #define I2C_AUTOEND_MODE I2C_CR2_AUTOEND |
| elmot | 1:d0dfbce63a89 | 331 | #define I2C_SOFTEND_MODE (0x00000000U) |
| elmot | 1:d0dfbce63a89 | 332 | /** |
| elmot | 1:d0dfbce63a89 | 333 | * @} |
| elmot | 1:d0dfbce63a89 | 334 | */ |
| elmot | 1:d0dfbce63a89 | 335 | |
| elmot | 1:d0dfbce63a89 | 336 | /** @defgroup I2C_START_STOP_MODE I2C Start or Stop Mode |
| elmot | 1:d0dfbce63a89 | 337 | * @{ |
| elmot | 1:d0dfbce63a89 | 338 | */ |
| elmot | 1:d0dfbce63a89 | 339 | #define I2C_NO_STARTSTOP (0x00000000U) |
| elmot | 1:d0dfbce63a89 | 340 | #define I2C_GENERATE_STOP I2C_CR2_STOP |
| elmot | 1:d0dfbce63a89 | 341 | #define I2C_GENERATE_START_READ (uint32_t)(I2C_CR2_START | I2C_CR2_RD_WRN) |
| elmot | 1:d0dfbce63a89 | 342 | #define I2C_GENERATE_START_WRITE I2C_CR2_START |
| elmot | 1:d0dfbce63a89 | 343 | /** |
| elmot | 1:d0dfbce63a89 | 344 | * @} |
| elmot | 1:d0dfbce63a89 | 345 | */ |
| elmot | 1:d0dfbce63a89 | 346 | |
| elmot | 1:d0dfbce63a89 | 347 | /** @defgroup I2C_Interrupt_configuration_definition I2C Interrupt configuration definition |
| elmot | 1:d0dfbce63a89 | 348 | * @brief I2C Interrupt definition |
| elmot | 1:d0dfbce63a89 | 349 | * Elements values convention: 0xXXXXXXXX |
| elmot | 1:d0dfbce63a89 | 350 | * - XXXXXXXX : Interrupt control mask |
| elmot | 1:d0dfbce63a89 | 351 | * @{ |
| elmot | 1:d0dfbce63a89 | 352 | */ |
| elmot | 1:d0dfbce63a89 | 353 | #define I2C_IT_ERRI I2C_CR1_ERRIE |
| elmot | 1:d0dfbce63a89 | 354 | #define I2C_IT_TCI I2C_CR1_TCIE |
| elmot | 1:d0dfbce63a89 | 355 | #define I2C_IT_STOPI I2C_CR1_STOPIE |
| elmot | 1:d0dfbce63a89 | 356 | #define I2C_IT_NACKI I2C_CR1_NACKIE |
| elmot | 1:d0dfbce63a89 | 357 | #define I2C_IT_ADDRI I2C_CR1_ADDRIE |
| elmot | 1:d0dfbce63a89 | 358 | #define I2C_IT_RXI I2C_CR1_RXIE |
| elmot | 1:d0dfbce63a89 | 359 | #define I2C_IT_TXI I2C_CR1_TXIE |
| elmot | 1:d0dfbce63a89 | 360 | /** |
| elmot | 1:d0dfbce63a89 | 361 | * @} |
| elmot | 1:d0dfbce63a89 | 362 | */ |
| elmot | 1:d0dfbce63a89 | 363 | |
| elmot | 1:d0dfbce63a89 | 364 | /** @defgroup I2C_Flag_definition I2C Flag definition |
| elmot | 1:d0dfbce63a89 | 365 | * @{ |
| elmot | 1:d0dfbce63a89 | 366 | */ |
| elmot | 1:d0dfbce63a89 | 367 | #define I2C_FLAG_TXE I2C_ISR_TXE |
| elmot | 1:d0dfbce63a89 | 368 | #define I2C_FLAG_TXIS I2C_ISR_TXIS |
| elmot | 1:d0dfbce63a89 | 369 | #define I2C_FLAG_RXNE I2C_ISR_RXNE |
| elmot | 1:d0dfbce63a89 | 370 | #define I2C_FLAG_ADDR I2C_ISR_ADDR |
| elmot | 1:d0dfbce63a89 | 371 | #define I2C_FLAG_AF I2C_ISR_NACKF |
| elmot | 1:d0dfbce63a89 | 372 | #define I2C_FLAG_STOPF I2C_ISR_STOPF |
| elmot | 1:d0dfbce63a89 | 373 | #define I2C_FLAG_TC I2C_ISR_TC |
| elmot | 1:d0dfbce63a89 | 374 | #define I2C_FLAG_TCR I2C_ISR_TCR |
| elmot | 1:d0dfbce63a89 | 375 | #define I2C_FLAG_BERR I2C_ISR_BERR |
| elmot | 1:d0dfbce63a89 | 376 | #define I2C_FLAG_ARLO I2C_ISR_ARLO |
| elmot | 1:d0dfbce63a89 | 377 | #define I2C_FLAG_OVR I2C_ISR_OVR |
| elmot | 1:d0dfbce63a89 | 378 | #define I2C_FLAG_PECERR I2C_ISR_PECERR |
| elmot | 1:d0dfbce63a89 | 379 | #define I2C_FLAG_TIMEOUT I2C_ISR_TIMEOUT |
| elmot | 1:d0dfbce63a89 | 380 | #define I2C_FLAG_ALERT I2C_ISR_ALERT |
| elmot | 1:d0dfbce63a89 | 381 | #define I2C_FLAG_BUSY I2C_ISR_BUSY |
| elmot | 1:d0dfbce63a89 | 382 | #define I2C_FLAG_DIR I2C_ISR_DIR |
| elmot | 1:d0dfbce63a89 | 383 | /** |
| elmot | 1:d0dfbce63a89 | 384 | * @} |
| elmot | 1:d0dfbce63a89 | 385 | */ |
| elmot | 1:d0dfbce63a89 | 386 | |
| elmot | 1:d0dfbce63a89 | 387 | /** |
| elmot | 1:d0dfbce63a89 | 388 | * @} |
| elmot | 1:d0dfbce63a89 | 389 | */ |
| elmot | 1:d0dfbce63a89 | 390 | |
| elmot | 1:d0dfbce63a89 | 391 | /* Exported macros -----------------------------------------------------------*/ |
| elmot | 1:d0dfbce63a89 | 392 | |
| elmot | 1:d0dfbce63a89 | 393 | /** @defgroup I2C_Exported_Macros I2C Exported Macros |
| elmot | 1:d0dfbce63a89 | 394 | * @{ |
| elmot | 1:d0dfbce63a89 | 395 | */ |
| elmot | 1:d0dfbce63a89 | 396 | |
| elmot | 1:d0dfbce63a89 | 397 | /** @brief Reset I2C handle state. |
| elmot | 1:d0dfbce63a89 | 398 | * @param __HANDLE__ specifies the I2C Handle. |
| elmot | 1:d0dfbce63a89 | 399 | * @retval None |
| elmot | 1:d0dfbce63a89 | 400 | */ |
| elmot | 1:d0dfbce63a89 | 401 | #define __HAL_I2C_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_I2C_STATE_RESET) |
| elmot | 1:d0dfbce63a89 | 402 | |
| elmot | 1:d0dfbce63a89 | 403 | /** @brief Enable the specified I2C interrupt. |
| elmot | 1:d0dfbce63a89 | 404 | * @param __HANDLE__ specifies the I2C Handle. |
| elmot | 1:d0dfbce63a89 | 405 | * @param __INTERRUPT__ specifies the interrupt source to enable. |
| elmot | 1:d0dfbce63a89 | 406 | * This parameter can be one of the following values: |
| elmot | 1:d0dfbce63a89 | 407 | * @arg @ref I2C_IT_ERRI Errors interrupt enable |
| elmot | 1:d0dfbce63a89 | 408 | * @arg @ref I2C_IT_TCI Transfer complete interrupt enable |
| elmot | 1:d0dfbce63a89 | 409 | * @arg @ref I2C_IT_STOPI STOP detection interrupt enable |
| elmot | 1:d0dfbce63a89 | 410 | * @arg @ref I2C_IT_NACKI NACK received interrupt enable |
| elmot | 1:d0dfbce63a89 | 411 | * @arg @ref I2C_IT_ADDRI Address match interrupt enable |
| elmot | 1:d0dfbce63a89 | 412 | * @arg @ref I2C_IT_RXI RX interrupt enable |
| elmot | 1:d0dfbce63a89 | 413 | * @arg @ref I2C_IT_TXI TX interrupt enable |
| elmot | 1:d0dfbce63a89 | 414 | * |
| elmot | 1:d0dfbce63a89 | 415 | * @retval None |
| elmot | 1:d0dfbce63a89 | 416 | */ |
| elmot | 1:d0dfbce63a89 | 417 | #define __HAL_I2C_ENABLE_IT(__HANDLE__, __INTERRUPT__) ((__HANDLE__)->Instance->CR1 |= (__INTERRUPT__)) |
| elmot | 1:d0dfbce63a89 | 418 | |
| elmot | 1:d0dfbce63a89 | 419 | /** @brief Disable the specified I2C interrupt. |
| elmot | 1:d0dfbce63a89 | 420 | * @param __HANDLE__ specifies the I2C Handle. |
| elmot | 1:d0dfbce63a89 | 421 | * @param __INTERRUPT__ specifies the interrupt source to disable. |
| elmot | 1:d0dfbce63a89 | 422 | * This parameter can be one of the following values: |
| elmot | 1:d0dfbce63a89 | 423 | * @arg @ref I2C_IT_ERRI Errors interrupt enable |
| elmot | 1:d0dfbce63a89 | 424 | * @arg @ref I2C_IT_TCI Transfer complete interrupt enable |
| elmot | 1:d0dfbce63a89 | 425 | * @arg @ref I2C_IT_STOPI STOP detection interrupt enable |
| elmot | 1:d0dfbce63a89 | 426 | * @arg @ref I2C_IT_NACKI NACK received interrupt enable |
| elmot | 1:d0dfbce63a89 | 427 | * @arg @ref I2C_IT_ADDRI Address match interrupt enable |
| elmot | 1:d0dfbce63a89 | 428 | * @arg @ref I2C_IT_RXI RX interrupt enable |
| elmot | 1:d0dfbce63a89 | 429 | * @arg @ref I2C_IT_TXI TX interrupt enable |
| elmot | 1:d0dfbce63a89 | 430 | * |
| elmot | 1:d0dfbce63a89 | 431 | * @retval None |
| elmot | 1:d0dfbce63a89 | 432 | */ |
| elmot | 1:d0dfbce63a89 | 433 | #define __HAL_I2C_DISABLE_IT(__HANDLE__, __INTERRUPT__) ((__HANDLE__)->Instance->CR1 &= (~(__INTERRUPT__))) |
| elmot | 1:d0dfbce63a89 | 434 | |
| elmot | 1:d0dfbce63a89 | 435 | /** @brief Check whether the specified I2C interrupt source is enabled or not. |
| elmot | 1:d0dfbce63a89 | 436 | * @param __HANDLE__ specifies the I2C Handle. |
| elmot | 1:d0dfbce63a89 | 437 | * @param __INTERRUPT__ specifies the I2C interrupt source to check. |
| elmot | 1:d0dfbce63a89 | 438 | * This parameter can be one of the following values: |
| elmot | 1:d0dfbce63a89 | 439 | * @arg @ref I2C_IT_ERRI Errors interrupt enable |
| elmot | 1:d0dfbce63a89 | 440 | * @arg @ref I2C_IT_TCI Transfer complete interrupt enable |
| elmot | 1:d0dfbce63a89 | 441 | * @arg @ref I2C_IT_STOPI STOP detection interrupt enable |
| elmot | 1:d0dfbce63a89 | 442 | * @arg @ref I2C_IT_NACKI NACK received interrupt enable |
| elmot | 1:d0dfbce63a89 | 443 | * @arg @ref I2C_IT_ADDRI Address match interrupt enable |
| elmot | 1:d0dfbce63a89 | 444 | * @arg @ref I2C_IT_RXI RX interrupt enable |
| elmot | 1:d0dfbce63a89 | 445 | * @arg @ref I2C_IT_TXI TX interrupt enable |
| elmot | 1:d0dfbce63a89 | 446 | * |
| elmot | 1:d0dfbce63a89 | 447 | * @retval The new state of __INTERRUPT__ (SET or RESET). |
| elmot | 1:d0dfbce63a89 | 448 | */ |
| elmot | 1:d0dfbce63a89 | 449 | #define __HAL_I2C_GET_IT_SOURCE(__HANDLE__, __INTERRUPT__) ((((__HANDLE__)->Instance->CR1 & (__INTERRUPT__)) == (__INTERRUPT__)) ? SET : RESET) |
| elmot | 1:d0dfbce63a89 | 450 | |
| elmot | 1:d0dfbce63a89 | 451 | /** @brief Check whether the specified I2C flag is set or not. |
| elmot | 1:d0dfbce63a89 | 452 | * @param __HANDLE__ specifies the I2C Handle. |
| elmot | 1:d0dfbce63a89 | 453 | * @param __FLAG__ specifies the flag to check. |
| elmot | 1:d0dfbce63a89 | 454 | * This parameter can be one of the following values: |
| elmot | 1:d0dfbce63a89 | 455 | * @arg @ref I2C_FLAG_TXE Transmit data register empty |
| elmot | 1:d0dfbce63a89 | 456 | * @arg @ref I2C_FLAG_TXIS Transmit interrupt status |
| elmot | 1:d0dfbce63a89 | 457 | * @arg @ref I2C_FLAG_RXNE Receive data register not empty |
| elmot | 1:d0dfbce63a89 | 458 | * @arg @ref I2C_FLAG_ADDR Address matched (slave mode) |
| elmot | 1:d0dfbce63a89 | 459 | * @arg @ref I2C_FLAG_AF Acknowledge failure received flag |
| elmot | 1:d0dfbce63a89 | 460 | * @arg @ref I2C_FLAG_STOPF STOP detection flag |
| elmot | 1:d0dfbce63a89 | 461 | * @arg @ref I2C_FLAG_TC Transfer complete (master mode) |
| elmot | 1:d0dfbce63a89 | 462 | * @arg @ref I2C_FLAG_TCR Transfer complete reload |
| elmot | 1:d0dfbce63a89 | 463 | * @arg @ref I2C_FLAG_BERR Bus error |
| elmot | 1:d0dfbce63a89 | 464 | * @arg @ref I2C_FLAG_ARLO Arbitration lost |
| elmot | 1:d0dfbce63a89 | 465 | * @arg @ref I2C_FLAG_OVR Overrun/Underrun |
| elmot | 1:d0dfbce63a89 | 466 | * @arg @ref I2C_FLAG_PECERR PEC error in reception |
| elmot | 1:d0dfbce63a89 | 467 | * @arg @ref I2C_FLAG_TIMEOUT Timeout or Tlow detection flag |
| elmot | 1:d0dfbce63a89 | 468 | * @arg @ref I2C_FLAG_ALERT SMBus alert |
| elmot | 1:d0dfbce63a89 | 469 | * @arg @ref I2C_FLAG_BUSY Bus busy |
| elmot | 1:d0dfbce63a89 | 470 | * @arg @ref I2C_FLAG_DIR Transfer direction (slave mode) |
| elmot | 1:d0dfbce63a89 | 471 | * |
| elmot | 1:d0dfbce63a89 | 472 | * @retval The new state of __FLAG__ (SET or RESET). |
| elmot | 1:d0dfbce63a89 | 473 | */ |
| elmot | 1:d0dfbce63a89 | 474 | #define __HAL_I2C_GET_FLAG(__HANDLE__, __FLAG__) (((((__HANDLE__)->Instance->ISR) & (__FLAG__)) == (__FLAG__)) ? SET : RESET) |
| elmot | 1:d0dfbce63a89 | 475 | |
| elmot | 1:d0dfbce63a89 | 476 | /** @brief Clear the I2C pending flags which are cleared by writing 1 in a specific bit. |
| elmot | 1:d0dfbce63a89 | 477 | * @param __HANDLE__ specifies the I2C Handle. |
| elmot | 1:d0dfbce63a89 | 478 | * @param __FLAG__ specifies the flag to clear. |
| elmot | 1:d0dfbce63a89 | 479 | * This parameter can be any combination of the following values: |
| elmot | 1:d0dfbce63a89 | 480 | * @arg @ref I2C_FLAG_TXE Transmit data register empty |
| elmot | 1:d0dfbce63a89 | 481 | * @arg @ref I2C_FLAG_ADDR Address matched (slave mode) |
| elmot | 1:d0dfbce63a89 | 482 | * @arg @ref I2C_FLAG_AF Acknowledge failure received flag |
| elmot | 1:d0dfbce63a89 | 483 | * @arg @ref I2C_FLAG_STOPF STOP detection flag |
| elmot | 1:d0dfbce63a89 | 484 | * @arg @ref I2C_FLAG_BERR Bus error |
| elmot | 1:d0dfbce63a89 | 485 | * @arg @ref I2C_FLAG_ARLO Arbitration lost |
| elmot | 1:d0dfbce63a89 | 486 | * @arg @ref I2C_FLAG_OVR Overrun/Underrun |
| elmot | 1:d0dfbce63a89 | 487 | * @arg @ref I2C_FLAG_PECERR PEC error in reception |
| elmot | 1:d0dfbce63a89 | 488 | * @arg @ref I2C_FLAG_TIMEOUT Timeout or Tlow detection flag |
| elmot | 1:d0dfbce63a89 | 489 | * @arg @ref I2C_FLAG_ALERT SMBus alert |
| elmot | 1:d0dfbce63a89 | 490 | * |
| elmot | 1:d0dfbce63a89 | 491 | * @retval None |
| elmot | 1:d0dfbce63a89 | 492 | */ |
| elmot | 1:d0dfbce63a89 | 493 | #define __HAL_I2C_CLEAR_FLAG(__HANDLE__, __FLAG__) (((__FLAG__) == I2C_FLAG_TXE) ? ((__HANDLE__)->Instance->ISR |= (__FLAG__)) \ |
| elmot | 1:d0dfbce63a89 | 494 | : ((__HANDLE__)->Instance->ICR = (__FLAG__))) |
| elmot | 1:d0dfbce63a89 | 495 | |
| elmot | 1:d0dfbce63a89 | 496 | /** @brief Enable the specified I2C peripheral. |
| elmot | 1:d0dfbce63a89 | 497 | * @param __HANDLE__ specifies the I2C Handle. |
| elmot | 1:d0dfbce63a89 | 498 | * @retval None |
| elmot | 1:d0dfbce63a89 | 499 | */ |
| elmot | 1:d0dfbce63a89 | 500 | #define __HAL_I2C_ENABLE(__HANDLE__) (SET_BIT((__HANDLE__)->Instance->CR1, I2C_CR1_PE)) |
| elmot | 1:d0dfbce63a89 | 501 | |
| elmot | 1:d0dfbce63a89 | 502 | /** @brief Disable the specified I2C peripheral. |
| elmot | 1:d0dfbce63a89 | 503 | * @param __HANDLE__ specifies the I2C Handle. |
| elmot | 1:d0dfbce63a89 | 504 | * @retval None |
| elmot | 1:d0dfbce63a89 | 505 | */ |
| elmot | 1:d0dfbce63a89 | 506 | #define __HAL_I2C_DISABLE(__HANDLE__) (CLEAR_BIT((__HANDLE__)->Instance->CR1, I2C_CR1_PE)) |
| elmot | 1:d0dfbce63a89 | 507 | |
| elmot | 1:d0dfbce63a89 | 508 | /** @brief Generate a Non-Acknowledge I2C peripheral in Slave mode. |
| elmot | 1:d0dfbce63a89 | 509 | * @param __HANDLE__: specifies the I2C Handle. |
| elmot | 1:d0dfbce63a89 | 510 | * @retval None |
| elmot | 1:d0dfbce63a89 | 511 | */ |
| elmot | 1:d0dfbce63a89 | 512 | #define __HAL_I2C_GENERATE_NACK(__HANDLE__) (SET_BIT((__HANDLE__)->Instance->CR2, I2C_CR2_NACK)) |
| elmot | 1:d0dfbce63a89 | 513 | /** |
| elmot | 1:d0dfbce63a89 | 514 | * @} |
| elmot | 1:d0dfbce63a89 | 515 | */ |
| elmot | 1:d0dfbce63a89 | 516 | |
| elmot | 1:d0dfbce63a89 | 517 | /* Include I2C HAL Extended module */ |
| elmot | 1:d0dfbce63a89 | 518 | #include "stm32l4xx_hal_i2c_ex.h" |
| elmot | 1:d0dfbce63a89 | 519 | |
| elmot | 1:d0dfbce63a89 | 520 | /* Exported functions --------------------------------------------------------*/ |
| elmot | 1:d0dfbce63a89 | 521 | /** @addtogroup I2C_Exported_Functions |
| elmot | 1:d0dfbce63a89 | 522 | * @{ |
| elmot | 1:d0dfbce63a89 | 523 | */ |
| elmot | 1:d0dfbce63a89 | 524 | |
| elmot | 1:d0dfbce63a89 | 525 | /** @addtogroup I2C_Exported_Functions_Group1 Initialization and de-initialization functions |
| elmot | 1:d0dfbce63a89 | 526 | * @{ |
| elmot | 1:d0dfbce63a89 | 527 | */ |
| elmot | 1:d0dfbce63a89 | 528 | /* Initialization and de-initialization functions******************************/ |
| elmot | 1:d0dfbce63a89 | 529 | HAL_StatusTypeDef HAL_I2C_Init(I2C_HandleTypeDef *hi2c); |
| elmot | 1:d0dfbce63a89 | 530 | HAL_StatusTypeDef HAL_I2C_DeInit (I2C_HandleTypeDef *hi2c); |
| elmot | 1:d0dfbce63a89 | 531 | void HAL_I2C_MspInit(I2C_HandleTypeDef *hi2c); |
| elmot | 1:d0dfbce63a89 | 532 | void HAL_I2C_MspDeInit(I2C_HandleTypeDef *hi2c); |
| elmot | 1:d0dfbce63a89 | 533 | /** |
| elmot | 1:d0dfbce63a89 | 534 | * @} |
| elmot | 1:d0dfbce63a89 | 535 | */ |
| elmot | 1:d0dfbce63a89 | 536 | |
| elmot | 1:d0dfbce63a89 | 537 | /** @addtogroup I2C_Exported_Functions_Group2 Input and Output operation functions |
| elmot | 1:d0dfbce63a89 | 538 | * @{ |
| elmot | 1:d0dfbce63a89 | 539 | */ |
| elmot | 1:d0dfbce63a89 | 540 | /* IO operation functions ****************************************************/ |
| elmot | 1:d0dfbce63a89 | 541 | /******* Blocking mode: Polling */ |
| elmot | 1:d0dfbce63a89 | 542 | HAL_StatusTypeDef HAL_I2C_Master_Transmit(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size, uint32_t Timeout); |
| elmot | 1:d0dfbce63a89 | 543 | HAL_StatusTypeDef HAL_I2C_Master_Receive(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size, uint32_t Timeout); |
| elmot | 1:d0dfbce63a89 | 544 | HAL_StatusTypeDef HAL_I2C_Slave_Transmit(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size, uint32_t Timeout); |
| elmot | 1:d0dfbce63a89 | 545 | HAL_StatusTypeDef HAL_I2C_Slave_Receive(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size, uint32_t Timeout); |
| elmot | 1:d0dfbce63a89 | 546 | 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); |
| elmot | 1:d0dfbce63a89 | 547 | 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); |
| elmot | 1:d0dfbce63a89 | 548 | HAL_StatusTypeDef HAL_I2C_IsDeviceReady(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint32_t Trials, uint32_t Timeout); |
| elmot | 1:d0dfbce63a89 | 549 | |
| elmot | 1:d0dfbce63a89 | 550 | /******* Non-Blocking mode: Interrupt */ |
| elmot | 1:d0dfbce63a89 | 551 | HAL_StatusTypeDef HAL_I2C_Master_Transmit_IT(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size); |
| elmot | 1:d0dfbce63a89 | 552 | HAL_StatusTypeDef HAL_I2C_Master_Receive_IT(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size); |
| elmot | 1:d0dfbce63a89 | 553 | HAL_StatusTypeDef HAL_I2C_Slave_Transmit_IT(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size); |
| elmot | 1:d0dfbce63a89 | 554 | HAL_StatusTypeDef HAL_I2C_Slave_Receive_IT(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size); |
| elmot | 1:d0dfbce63a89 | 555 | 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); |
| elmot | 1:d0dfbce63a89 | 556 | 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); |
| elmot | 1:d0dfbce63a89 | 557 | |
| elmot | 1:d0dfbce63a89 | 558 | HAL_StatusTypeDef HAL_I2C_Master_Sequential_Transmit_IT(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size, uint32_t XferOptions); |
| elmot | 1:d0dfbce63a89 | 559 | HAL_StatusTypeDef HAL_I2C_Master_Sequential_Receive_IT(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size, uint32_t XferOptions); |
| elmot | 1:d0dfbce63a89 | 560 | HAL_StatusTypeDef HAL_I2C_Slave_Sequential_Transmit_IT(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size, uint32_t XferOptions); |
| elmot | 1:d0dfbce63a89 | 561 | HAL_StatusTypeDef HAL_I2C_Slave_Sequential_Receive_IT(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size, uint32_t XferOptions); |
| elmot | 1:d0dfbce63a89 | 562 | HAL_StatusTypeDef HAL_I2C_EnableListen_IT(I2C_HandleTypeDef *hi2c); |
| elmot | 1:d0dfbce63a89 | 563 | HAL_StatusTypeDef HAL_I2C_DisableListen_IT(I2C_HandleTypeDef *hi2c); |
| elmot | 1:d0dfbce63a89 | 564 | HAL_StatusTypeDef HAL_I2C_Master_Abort_IT(I2C_HandleTypeDef *hi2c, uint16_t DevAddress); |
| elmot | 1:d0dfbce63a89 | 565 | |
| elmot | 1:d0dfbce63a89 | 566 | /******* Non-Blocking mode: DMA */ |
| elmot | 1:d0dfbce63a89 | 567 | HAL_StatusTypeDef HAL_I2C_Master_Transmit_DMA(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size); |
| elmot | 1:d0dfbce63a89 | 568 | HAL_StatusTypeDef HAL_I2C_Master_Receive_DMA(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size); |
| elmot | 1:d0dfbce63a89 | 569 | HAL_StatusTypeDef HAL_I2C_Slave_Transmit_DMA(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size); |
| elmot | 1:d0dfbce63a89 | 570 | HAL_StatusTypeDef HAL_I2C_Slave_Receive_DMA(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size); |
| elmot | 1:d0dfbce63a89 | 571 | 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); |
| elmot | 1:d0dfbce63a89 | 572 | 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); |
| elmot | 1:d0dfbce63a89 | 573 | /** |
| elmot | 1:d0dfbce63a89 | 574 | * @} |
| elmot | 1:d0dfbce63a89 | 575 | */ |
| elmot | 1:d0dfbce63a89 | 576 | |
| elmot | 1:d0dfbce63a89 | 577 | /** @addtogroup I2C_IRQ_Handler_and_Callbacks IRQ Handler and Callbacks |
| elmot | 1:d0dfbce63a89 | 578 | * @{ |
| elmot | 1:d0dfbce63a89 | 579 | */ |
| elmot | 1:d0dfbce63a89 | 580 | /******* I2C IRQHandler and Callbacks used in non blocking modes (Interrupt and DMA) */ |
| elmot | 1:d0dfbce63a89 | 581 | void HAL_I2C_EV_IRQHandler(I2C_HandleTypeDef *hi2c); |
| elmot | 1:d0dfbce63a89 | 582 | void HAL_I2C_ER_IRQHandler(I2C_HandleTypeDef *hi2c); |
| elmot | 1:d0dfbce63a89 | 583 | void HAL_I2C_MasterTxCpltCallback(I2C_HandleTypeDef *hi2c); |
| elmot | 1:d0dfbce63a89 | 584 | void HAL_I2C_MasterRxCpltCallback(I2C_HandleTypeDef *hi2c); |
| elmot | 1:d0dfbce63a89 | 585 | void HAL_I2C_SlaveTxCpltCallback(I2C_HandleTypeDef *hi2c); |
| elmot | 1:d0dfbce63a89 | 586 | void HAL_I2C_SlaveRxCpltCallback(I2C_HandleTypeDef *hi2c); |
| elmot | 1:d0dfbce63a89 | 587 | void HAL_I2C_AddrCallback(I2C_HandleTypeDef *hi2c, uint8_t TransferDirection, uint16_t AddrMatchCode); |
| elmot | 1:d0dfbce63a89 | 588 | void HAL_I2C_ListenCpltCallback(I2C_HandleTypeDef *hi2c); |
| elmot | 1:d0dfbce63a89 | 589 | void HAL_I2C_MemTxCpltCallback(I2C_HandleTypeDef *hi2c); |
| elmot | 1:d0dfbce63a89 | 590 | void HAL_I2C_MemRxCpltCallback(I2C_HandleTypeDef *hi2c); |
| elmot | 1:d0dfbce63a89 | 591 | void HAL_I2C_ErrorCallback(I2C_HandleTypeDef *hi2c); |
| elmot | 1:d0dfbce63a89 | 592 | void HAL_I2C_AbortCpltCallback(I2C_HandleTypeDef *hi2c); |
| elmot | 1:d0dfbce63a89 | 593 | /** |
| elmot | 1:d0dfbce63a89 | 594 | * @} |
| elmot | 1:d0dfbce63a89 | 595 | */ |
| elmot | 1:d0dfbce63a89 | 596 | |
| elmot | 1:d0dfbce63a89 | 597 | /** @addtogroup I2C_Exported_Functions_Group3 Peripheral State, Mode and Error functions |
| elmot | 1:d0dfbce63a89 | 598 | * @{ |
| elmot | 1:d0dfbce63a89 | 599 | */ |
| elmot | 1:d0dfbce63a89 | 600 | /* Peripheral State, Mode and Error functions *********************************/ |
| elmot | 1:d0dfbce63a89 | 601 | HAL_I2C_StateTypeDef HAL_I2C_GetState(I2C_HandleTypeDef *hi2c); |
| elmot | 1:d0dfbce63a89 | 602 | HAL_I2C_ModeTypeDef HAL_I2C_GetMode(I2C_HandleTypeDef *hi2c); |
| elmot | 1:d0dfbce63a89 | 603 | uint32_t HAL_I2C_GetError(I2C_HandleTypeDef *hi2c); |
| elmot | 1:d0dfbce63a89 | 604 | |
| elmot | 1:d0dfbce63a89 | 605 | /** |
| elmot | 1:d0dfbce63a89 | 606 | * @} |
| elmot | 1:d0dfbce63a89 | 607 | */ |
| elmot | 1:d0dfbce63a89 | 608 | |
| elmot | 1:d0dfbce63a89 | 609 | /** |
| elmot | 1:d0dfbce63a89 | 610 | * @} |
| elmot | 1:d0dfbce63a89 | 611 | */ |
| elmot | 1:d0dfbce63a89 | 612 | |
| elmot | 1:d0dfbce63a89 | 613 | /* Private constants ---------------------------------------------------------*/ |
| elmot | 1:d0dfbce63a89 | 614 | /** @defgroup I2C_Private_Constants I2C Private Constants |
| elmot | 1:d0dfbce63a89 | 615 | * @{ |
| elmot | 1:d0dfbce63a89 | 616 | */ |
| elmot | 1:d0dfbce63a89 | 617 | |
| elmot | 1:d0dfbce63a89 | 618 | /** |
| elmot | 1:d0dfbce63a89 | 619 | * @} |
| elmot | 1:d0dfbce63a89 | 620 | */ |
| elmot | 1:d0dfbce63a89 | 621 | |
| elmot | 1:d0dfbce63a89 | 622 | /* Private macros ------------------------------------------------------------*/ |
| elmot | 1:d0dfbce63a89 | 623 | /** @defgroup I2C_Private_Macro I2C Private Macros |
| elmot | 1:d0dfbce63a89 | 624 | * @{ |
| elmot | 1:d0dfbce63a89 | 625 | */ |
| elmot | 1:d0dfbce63a89 | 626 | |
| elmot | 1:d0dfbce63a89 | 627 | #define IS_I2C_ADDRESSING_MODE(MODE) (((MODE) == I2C_ADDRESSINGMODE_7BIT) || \ |
| elmot | 1:d0dfbce63a89 | 628 | ((MODE) == I2C_ADDRESSINGMODE_10BIT)) |
| elmot | 1:d0dfbce63a89 | 629 | |
| elmot | 1:d0dfbce63a89 | 630 | #define IS_I2C_DUAL_ADDRESS(ADDRESS) (((ADDRESS) == I2C_DUALADDRESS_DISABLE) || \ |
| elmot | 1:d0dfbce63a89 | 631 | ((ADDRESS) == I2C_DUALADDRESS_ENABLE)) |
| elmot | 1:d0dfbce63a89 | 632 | |
| elmot | 1:d0dfbce63a89 | 633 | #define IS_I2C_OWN_ADDRESS2_MASK(MASK) (((MASK) == I2C_OA2_NOMASK) || \ |
| elmot | 1:d0dfbce63a89 | 634 | ((MASK) == I2C_OA2_MASK01) || \ |
| elmot | 1:d0dfbce63a89 | 635 | ((MASK) == I2C_OA2_MASK02) || \ |
| elmot | 1:d0dfbce63a89 | 636 | ((MASK) == I2C_OA2_MASK03) || \ |
| elmot | 1:d0dfbce63a89 | 637 | ((MASK) == I2C_OA2_MASK04) || \ |
| elmot | 1:d0dfbce63a89 | 638 | ((MASK) == I2C_OA2_MASK05) || \ |
| elmot | 1:d0dfbce63a89 | 639 | ((MASK) == I2C_OA2_MASK06) || \ |
| elmot | 1:d0dfbce63a89 | 640 | ((MASK) == I2C_OA2_MASK07)) |
| elmot | 1:d0dfbce63a89 | 641 | |
| elmot | 1:d0dfbce63a89 | 642 | #define IS_I2C_GENERAL_CALL(CALL) (((CALL) == I2C_GENERALCALL_DISABLE) || \ |
| elmot | 1:d0dfbce63a89 | 643 | ((CALL) == I2C_GENERALCALL_ENABLE)) |
| elmot | 1:d0dfbce63a89 | 644 | |
| elmot | 1:d0dfbce63a89 | 645 | #define IS_I2C_NO_STRETCH(STRETCH) (((STRETCH) == I2C_NOSTRETCH_DISABLE) || \ |
| elmot | 1:d0dfbce63a89 | 646 | ((STRETCH) == I2C_NOSTRETCH_ENABLE)) |
| elmot | 1:d0dfbce63a89 | 647 | |
| elmot | 1:d0dfbce63a89 | 648 | #define IS_I2C_MEMADD_SIZE(SIZE) (((SIZE) == I2C_MEMADD_SIZE_8BIT) || \ |
| elmot | 1:d0dfbce63a89 | 649 | ((SIZE) == I2C_MEMADD_SIZE_16BIT)) |
| elmot | 1:d0dfbce63a89 | 650 | |
| elmot | 1:d0dfbce63a89 | 651 | #define IS_TRANSFER_MODE(MODE) (((MODE) == I2C_RELOAD_MODE) || \ |
| elmot | 1:d0dfbce63a89 | 652 | ((MODE) == I2C_AUTOEND_MODE) || \ |
| elmot | 1:d0dfbce63a89 | 653 | ((MODE) == I2C_SOFTEND_MODE)) |
| elmot | 1:d0dfbce63a89 | 654 | |
| elmot | 1:d0dfbce63a89 | 655 | #define IS_TRANSFER_REQUEST(REQUEST) (((REQUEST) == I2C_GENERATE_STOP) || \ |
| elmot | 1:d0dfbce63a89 | 656 | ((REQUEST) == I2C_GENERATE_START_READ) || \ |
| elmot | 1:d0dfbce63a89 | 657 | ((REQUEST) == I2C_GENERATE_START_WRITE) || \ |
| elmot | 1:d0dfbce63a89 | 658 | ((REQUEST) == I2C_NO_STARTSTOP)) |
| elmot | 1:d0dfbce63a89 | 659 | |
| elmot | 1:d0dfbce63a89 | 660 | #define IS_I2C_TRANSFER_OPTIONS_REQUEST(REQUEST) (((REQUEST) == I2C_FIRST_FRAME) || \ |
| elmot | 1:d0dfbce63a89 | 661 | ((REQUEST) == I2C_NEXT_FRAME) || \ |
| elmot | 1:d0dfbce63a89 | 662 | ((REQUEST) == I2C_FIRST_AND_LAST_FRAME) || \ |
| elmot | 1:d0dfbce63a89 | 663 | ((REQUEST) == I2C_LAST_FRAME)) |
| elmot | 1:d0dfbce63a89 | 664 | |
| elmot | 1:d0dfbce63a89 | 665 | #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))) |
| elmot | 1:d0dfbce63a89 | 666 | |
| elmot | 1:d0dfbce63a89 | 667 | #define I2C_GET_ADDR_MATCH(__HANDLE__) (((__HANDLE__)->Instance->ISR & I2C_ISR_ADDCODE) >> 16U) |
| elmot | 1:d0dfbce63a89 | 668 | #define I2C_GET_DIR(__HANDLE__) (((__HANDLE__)->Instance->ISR & I2C_ISR_DIR) >> 16U) |
| elmot | 1:d0dfbce63a89 | 669 | #define I2C_GET_STOP_MODE(__HANDLE__) ((__HANDLE__)->Instance->CR2 & I2C_CR2_AUTOEND) |
| elmot | 1:d0dfbce63a89 | 670 | #define I2C_GET_OWN_ADDRESS1(__HANDLE__) ((__HANDLE__)->Instance->OAR1 & I2C_OAR1_OA1) |
| elmot | 1:d0dfbce63a89 | 671 | #define I2C_GET_OWN_ADDRESS2(__HANDLE__) ((__HANDLE__)->Instance->OAR2 & I2C_OAR2_OA2) |
| elmot | 1:d0dfbce63a89 | 672 | |
| elmot | 1:d0dfbce63a89 | 673 | #define IS_I2C_OWN_ADDRESS1(ADDRESS1) ((ADDRESS1) <= 0x000003FFU) |
| elmot | 1:d0dfbce63a89 | 674 | #define IS_I2C_OWN_ADDRESS2(ADDRESS2) ((ADDRESS2) <= (uint16_t)0x00FFU) |
| elmot | 1:d0dfbce63a89 | 675 | |
| elmot | 1:d0dfbce63a89 | 676 | #define I2C_MEM_ADD_MSB(__ADDRESS__) ((uint8_t)((uint16_t)(((uint16_t)((__ADDRESS__) & (uint16_t)(0xFF00U))) >> 8U))) |
| elmot | 1:d0dfbce63a89 | 677 | #define I2C_MEM_ADD_LSB(__ADDRESS__) ((uint8_t)((uint16_t)((__ADDRESS__) & (uint16_t)(0x00FFU)))) |
| elmot | 1:d0dfbce63a89 | 678 | |
| elmot | 1:d0dfbce63a89 | 679 | #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)) : \ |
| elmot | 1:d0dfbce63a89 | 680 | (uint32_t)((((uint32_t)(__ADDRESS__) & (I2C_CR2_SADD)) | (I2C_CR2_ADD10) | (I2C_CR2_START)) & (~I2C_CR2_RD_WRN))) |
| elmot | 1:d0dfbce63a89 | 681 | /** |
| elmot | 1:d0dfbce63a89 | 682 | * @} |
| elmot | 1:d0dfbce63a89 | 683 | */ |
| elmot | 1:d0dfbce63a89 | 684 | |
| elmot | 1:d0dfbce63a89 | 685 | /* Private Functions ---------------------------------------------------------*/ |
| elmot | 1:d0dfbce63a89 | 686 | /** @defgroup I2C_Private_Functions I2C Private Functions |
| elmot | 1:d0dfbce63a89 | 687 | * @{ |
| elmot | 1:d0dfbce63a89 | 688 | */ |
| elmot | 1:d0dfbce63a89 | 689 | /* Private functions are defined in stm32l4xx_hal_i2c.c file */ |
| elmot | 1:d0dfbce63a89 | 690 | /** |
| elmot | 1:d0dfbce63a89 | 691 | * @} |
| elmot | 1:d0dfbce63a89 | 692 | */ |
| elmot | 1:d0dfbce63a89 | 693 | |
| elmot | 1:d0dfbce63a89 | 694 | /** |
| elmot | 1:d0dfbce63a89 | 695 | * @} |
| elmot | 1:d0dfbce63a89 | 696 | */ |
| elmot | 1:d0dfbce63a89 | 697 | |
| elmot | 1:d0dfbce63a89 | 698 | /** |
| elmot | 1:d0dfbce63a89 | 699 | * @} |
| elmot | 1:d0dfbce63a89 | 700 | */ |
| elmot | 1:d0dfbce63a89 | 701 | |
| elmot | 1:d0dfbce63a89 | 702 | #ifdef __cplusplus |
| elmot | 1:d0dfbce63a89 | 703 | } |
| elmot | 1:d0dfbce63a89 | 704 | #endif |
| elmot | 1:d0dfbce63a89 | 705 | |
| elmot | 1:d0dfbce63a89 | 706 | |
| elmot | 1:d0dfbce63a89 | 707 | #endif /* __STM32L4xx_HAL_I2C_H */ |
| elmot | 1:d0dfbce63a89 | 708 | |
| elmot | 1:d0dfbce63a89 | 709 | /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |