Hal Drivers for L4
Dependents: BSP OneHopeOnePrayer FINAL_AUDIO_RECORD AudioDemo
Fork of STM32L4xx_HAL_Driver by
Inc/stm32l4xx_hal_i2c.h@2:7aef7655b0a8, 2015-11-25 (annotated)
- Committer:
- EricLew
- Date:
- Wed Nov 25 17:30:43 2015 +0000
- Revision:
- 2:7aef7655b0a8
- Parent:
- 0:80ee8f3b695e
commit;
Who changed what in which revision?
User | Revision | Line number | New contents of line |
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EricLew | 0:80ee8f3b695e | 1 | /** |
EricLew | 0:80ee8f3b695e | 2 | ****************************************************************************** |
EricLew | 0:80ee8f3b695e | 3 | * @file stm32l4xx_hal_i2c.h |
EricLew | 0:80ee8f3b695e | 4 | * @author MCD Application Team |
EricLew | 0:80ee8f3b695e | 5 | * @version V1.1.0 |
EricLew | 0:80ee8f3b695e | 6 | * @date 16-September-2015 |
EricLew | 0:80ee8f3b695e | 7 | * @brief Header file of I2C HAL module. |
EricLew | 0:80ee8f3b695e | 8 | ****************************************************************************** |
EricLew | 0:80ee8f3b695e | 9 | * @attention |
EricLew | 0:80ee8f3b695e | 10 | * |
EricLew | 0:80ee8f3b695e | 11 | * <h2><center>© COPYRIGHT(c) 2015 STMicroelectronics</center></h2> |
EricLew | 0:80ee8f3b695e | 12 | * |
EricLew | 0:80ee8f3b695e | 13 | * Redistribution and use in source and binary forms, with or without modification, |
EricLew | 0:80ee8f3b695e | 14 | * are permitted provided that the following conditions are met: |
EricLew | 0:80ee8f3b695e | 15 | * 1. Redistributions of source code must retain the above copyright notice, |
EricLew | 0:80ee8f3b695e | 16 | * this list of conditions and the following disclaimer. |
EricLew | 0:80ee8f3b695e | 17 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
EricLew | 0:80ee8f3b695e | 18 | * this list of conditions and the following disclaimer in the documentation |
EricLew | 0:80ee8f3b695e | 19 | * and/or other materials provided with the distribution. |
EricLew | 0:80ee8f3b695e | 20 | * 3. Neither the name of STMicroelectronics nor the names of its contributors |
EricLew | 0:80ee8f3b695e | 21 | * may be used to endorse or promote products derived from this software |
EricLew | 0:80ee8f3b695e | 22 | * without specific prior written permission. |
EricLew | 0:80ee8f3b695e | 23 | * |
EricLew | 0:80ee8f3b695e | 24 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
EricLew | 0:80ee8f3b695e | 25 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
EricLew | 0:80ee8f3b695e | 26 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
EricLew | 0:80ee8f3b695e | 27 | * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
EricLew | 0:80ee8f3b695e | 28 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
EricLew | 0:80ee8f3b695e | 29 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
EricLew | 0:80ee8f3b695e | 30 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
EricLew | 0:80ee8f3b695e | 31 | * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
EricLew | 0:80ee8f3b695e | 32 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
EricLew | 0:80ee8f3b695e | 33 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
EricLew | 0:80ee8f3b695e | 34 | * |
EricLew | 0:80ee8f3b695e | 35 | ****************************************************************************** |
EricLew | 0:80ee8f3b695e | 36 | */ |
EricLew | 0:80ee8f3b695e | 37 | |
EricLew | 0:80ee8f3b695e | 38 | /* Define to prevent recursive inclusion -------------------------------------*/ |
EricLew | 0:80ee8f3b695e | 39 | #ifndef __STM32L4xx_HAL_I2C_H |
EricLew | 0:80ee8f3b695e | 40 | #define __STM32L4xx_HAL_I2C_H |
EricLew | 0:80ee8f3b695e | 41 | |
EricLew | 0:80ee8f3b695e | 42 | #ifdef __cplusplus |
EricLew | 0:80ee8f3b695e | 43 | extern "C" { |
EricLew | 0:80ee8f3b695e | 44 | #endif |
EricLew | 0:80ee8f3b695e | 45 | |
EricLew | 0:80ee8f3b695e | 46 | /* Includes ------------------------------------------------------------------*/ |
EricLew | 0:80ee8f3b695e | 47 | #include "stm32l4xx_hal_def.h" |
EricLew | 0:80ee8f3b695e | 48 | |
EricLew | 0:80ee8f3b695e | 49 | /** @addtogroup STM32L4xx_HAL_Driver |
EricLew | 0:80ee8f3b695e | 50 | * @{ |
EricLew | 0:80ee8f3b695e | 51 | */ |
EricLew | 0:80ee8f3b695e | 52 | |
EricLew | 0:80ee8f3b695e | 53 | /** @addtogroup I2C |
EricLew | 0:80ee8f3b695e | 54 | * @{ |
EricLew | 0:80ee8f3b695e | 55 | */ |
EricLew | 0:80ee8f3b695e | 56 | |
EricLew | 0:80ee8f3b695e | 57 | /* Exported types ------------------------------------------------------------*/ |
EricLew | 0:80ee8f3b695e | 58 | /** @defgroup I2C_Exported_Types I2C Exported Types |
EricLew | 0:80ee8f3b695e | 59 | * @{ |
EricLew | 0:80ee8f3b695e | 60 | */ |
EricLew | 0:80ee8f3b695e | 61 | |
EricLew | 0:80ee8f3b695e | 62 | /** @defgroup I2C_Configuration_Structure_definition I2C Configuration Structure definition |
EricLew | 0:80ee8f3b695e | 63 | * @brief I2C Configuration Structure definition |
EricLew | 0:80ee8f3b695e | 64 | * @{ |
EricLew | 0:80ee8f3b695e | 65 | */ |
EricLew | 0:80ee8f3b695e | 66 | typedef struct |
EricLew | 0:80ee8f3b695e | 67 | { |
EricLew | 0:80ee8f3b695e | 68 | uint32_t Timing; /*!< Specifies the I2C_TIMINGR_register value. |
EricLew | 0:80ee8f3b695e | 69 | This parameter calculated by referring to I2C initialization |
EricLew | 0:80ee8f3b695e | 70 | section in Reference manual */ |
EricLew | 0:80ee8f3b695e | 71 | |
EricLew | 0:80ee8f3b695e | 72 | uint32_t OwnAddress1; /*!< Specifies the first device own address. |
EricLew | 0:80ee8f3b695e | 73 | This parameter can be a 7-bit or 10-bit address. */ |
EricLew | 0:80ee8f3b695e | 74 | |
EricLew | 0:80ee8f3b695e | 75 | uint32_t AddressingMode; /*!< Specifies if 7-bit or 10-bit addressing mode is selected. |
EricLew | 0:80ee8f3b695e | 76 | This parameter can be a value of @ref I2C_addressing_mode */ |
EricLew | 0:80ee8f3b695e | 77 | |
EricLew | 0:80ee8f3b695e | 78 | uint32_t DualAddressMode; /*!< Specifies if dual addressing mode is selected. |
EricLew | 0:80ee8f3b695e | 79 | This parameter can be a value of @ref I2C_dual_addressing_mode */ |
EricLew | 0:80ee8f3b695e | 80 | |
EricLew | 0:80ee8f3b695e | 81 | uint32_t OwnAddress2; /*!< Specifies the second device own address if dual addressing mode is selected |
EricLew | 0:80ee8f3b695e | 82 | This parameter can be a 7-bit address. */ |
EricLew | 0:80ee8f3b695e | 83 | |
EricLew | 0:80ee8f3b695e | 84 | uint32_t OwnAddress2Masks; /*!< Specifies the acknowledge mask address second device own address if dual addressing mode is selected |
EricLew | 0:80ee8f3b695e | 85 | This parameter can be a value of @ref I2C_own_address2_masks */ |
EricLew | 0:80ee8f3b695e | 86 | |
EricLew | 0:80ee8f3b695e | 87 | uint32_t GeneralCallMode; /*!< Specifies if general call mode is selected. |
EricLew | 0:80ee8f3b695e | 88 | This parameter can be a value of @ref I2C_general_call_addressing_mode */ |
EricLew | 0:80ee8f3b695e | 89 | |
EricLew | 0:80ee8f3b695e | 90 | uint32_t NoStretchMode; /*!< Specifies if nostretch mode is selected. |
EricLew | 0:80ee8f3b695e | 91 | This parameter can be a value of @ref I2C_nostretch_mode */ |
EricLew | 0:80ee8f3b695e | 92 | |
EricLew | 0:80ee8f3b695e | 93 | }I2C_InitTypeDef; |
EricLew | 0:80ee8f3b695e | 94 | |
EricLew | 0:80ee8f3b695e | 95 | /** |
EricLew | 0:80ee8f3b695e | 96 | * @} |
EricLew | 0:80ee8f3b695e | 97 | */ |
EricLew | 0:80ee8f3b695e | 98 | |
EricLew | 0:80ee8f3b695e | 99 | /** @defgroup HAL_state_structure_definition HAL state structure definition |
EricLew | 0:80ee8f3b695e | 100 | * @brief HAL State structure definition |
EricLew | 0:80ee8f3b695e | 101 | * @{ |
EricLew | 0:80ee8f3b695e | 102 | */ |
EricLew | 0:80ee8f3b695e | 103 | |
EricLew | 0:80ee8f3b695e | 104 | typedef enum |
EricLew | 0:80ee8f3b695e | 105 | { |
EricLew | 0:80ee8f3b695e | 106 | HAL_I2C_STATE_RESET = 0x00, /*!< I2C not yet initialized or disabled */ |
EricLew | 0:80ee8f3b695e | 107 | HAL_I2C_STATE_READY = 0x01, /*!< I2C initialized and ready for use */ |
EricLew | 0:80ee8f3b695e | 108 | HAL_I2C_STATE_BUSY = 0x02, /*!< I2C internal process is ongoing */ |
EricLew | 0:80ee8f3b695e | 109 | HAL_I2C_STATE_MASTER_BUSY_TX = 0x12, /*!< Master Data Transmission process is ongoing */ |
EricLew | 0:80ee8f3b695e | 110 | HAL_I2C_STATE_MASTER_BUSY_RX = 0x22, /*!< Master Data Reception process is ongoing */ |
EricLew | 0:80ee8f3b695e | 111 | HAL_I2C_STATE_SLAVE_BUSY_TX = 0x32, /*!< Slave Data Transmission process is ongoing */ |
EricLew | 0:80ee8f3b695e | 112 | HAL_I2C_STATE_SLAVE_BUSY_RX = 0x42, /*!< Slave Data Reception process is ongoing */ |
EricLew | 0:80ee8f3b695e | 113 | HAL_I2C_STATE_MEM_BUSY_TX = 0x52, /*!< Memory Data Transmission process is ongoing */ |
EricLew | 0:80ee8f3b695e | 114 | HAL_I2C_STATE_MEM_BUSY_RX = 0x62, /*!< Memory Data Reception process is ongoing */ |
EricLew | 0:80ee8f3b695e | 115 | HAL_I2C_STATE_TIMEOUT = 0x03, /*!< Timeout state */ |
EricLew | 0:80ee8f3b695e | 116 | HAL_I2C_STATE_ERROR = 0x04 /*!< Reception process is ongoing */ |
EricLew | 0:80ee8f3b695e | 117 | }HAL_I2C_StateTypeDef; |
EricLew | 0:80ee8f3b695e | 118 | |
EricLew | 0:80ee8f3b695e | 119 | /** |
EricLew | 0:80ee8f3b695e | 120 | * @} |
EricLew | 0:80ee8f3b695e | 121 | */ |
EricLew | 0:80ee8f3b695e | 122 | |
EricLew | 0:80ee8f3b695e | 123 | /** @defgroup I2C_Error_Code_definition I2C Error Code definition |
EricLew | 0:80ee8f3b695e | 124 | * @brief I2C Error Code definition |
EricLew | 0:80ee8f3b695e | 125 | * @{ |
EricLew | 0:80ee8f3b695e | 126 | */ |
EricLew | 0:80ee8f3b695e | 127 | #define HAL_I2C_ERROR_NONE ((uint32_t)0x00000000) /*!< No error */ |
EricLew | 0:80ee8f3b695e | 128 | #define HAL_I2C_ERROR_BERR ((uint32_t)0x00000001) /*!< BERR error */ |
EricLew | 0:80ee8f3b695e | 129 | #define HAL_I2C_ERROR_ARLO ((uint32_t)0x00000002) /*!< ARLO error */ |
EricLew | 0:80ee8f3b695e | 130 | #define HAL_I2C_ERROR_AF ((uint32_t)0x00000004) /*!< ACKF error */ |
EricLew | 0:80ee8f3b695e | 131 | #define HAL_I2C_ERROR_OVR ((uint32_t)0x00000008) /*!< OVR error */ |
EricLew | 0:80ee8f3b695e | 132 | #define HAL_I2C_ERROR_DMA ((uint32_t)0x00000010) /*!< DMA transfer error */ |
EricLew | 0:80ee8f3b695e | 133 | #define HAL_I2C_ERROR_TIMEOUT ((uint32_t)0x00000020) /*!< Timeout error */ |
EricLew | 0:80ee8f3b695e | 134 | #define HAL_I2C_ERROR_SIZE ((uint32_t)0x00000040) /*!< Size Management error */ |
EricLew | 0:80ee8f3b695e | 135 | /** |
EricLew | 0:80ee8f3b695e | 136 | * @} |
EricLew | 0:80ee8f3b695e | 137 | */ |
EricLew | 0:80ee8f3b695e | 138 | |
EricLew | 0:80ee8f3b695e | 139 | /** @defgroup I2C_handle_Structure_definition I2C handle Structure definition |
EricLew | 0:80ee8f3b695e | 140 | * @brief I2C handle Structure definition |
EricLew | 0:80ee8f3b695e | 141 | * @{ |
EricLew | 0:80ee8f3b695e | 142 | */ |
EricLew | 0:80ee8f3b695e | 143 | typedef struct |
EricLew | 0:80ee8f3b695e | 144 | { |
EricLew | 0:80ee8f3b695e | 145 | I2C_TypeDef *Instance; /*!< I2C registers base address */ |
EricLew | 0:80ee8f3b695e | 146 | |
EricLew | 0:80ee8f3b695e | 147 | I2C_InitTypeDef Init; /*!< I2C communication parameters */ |
EricLew | 0:80ee8f3b695e | 148 | |
EricLew | 0:80ee8f3b695e | 149 | uint8_t *pBuffPtr; /*!< Pointer to I2C transfer buffer */ |
EricLew | 0:80ee8f3b695e | 150 | |
EricLew | 0:80ee8f3b695e | 151 | uint16_t XferSize; /*!< I2C transfer size */ |
EricLew | 0:80ee8f3b695e | 152 | |
EricLew | 0:80ee8f3b695e | 153 | __IO uint16_t XferCount; /*!< I2C transfer counter */ |
EricLew | 0:80ee8f3b695e | 154 | |
EricLew | 0:80ee8f3b695e | 155 | DMA_HandleTypeDef *hdmatx; /*!< I2C Tx DMA handle parameters */ |
EricLew | 0:80ee8f3b695e | 156 | |
EricLew | 0:80ee8f3b695e | 157 | DMA_HandleTypeDef *hdmarx; /*!< I2C Rx DMA handle parameters */ |
EricLew | 0:80ee8f3b695e | 158 | |
EricLew | 0:80ee8f3b695e | 159 | HAL_LockTypeDef Lock; /*!< I2C locking object */ |
EricLew | 0:80ee8f3b695e | 160 | |
EricLew | 0:80ee8f3b695e | 161 | __IO HAL_I2C_StateTypeDef State; /*!< I2C communication state */ |
EricLew | 0:80ee8f3b695e | 162 | |
EricLew | 0:80ee8f3b695e | 163 | __IO uint32_t ErrorCode; /* I2C Error code */ |
EricLew | 0:80ee8f3b695e | 164 | |
EricLew | 0:80ee8f3b695e | 165 | }I2C_HandleTypeDef; |
EricLew | 0:80ee8f3b695e | 166 | /** |
EricLew | 0:80ee8f3b695e | 167 | * @} |
EricLew | 0:80ee8f3b695e | 168 | */ |
EricLew | 0:80ee8f3b695e | 169 | |
EricLew | 0:80ee8f3b695e | 170 | /** |
EricLew | 0:80ee8f3b695e | 171 | * @} |
EricLew | 0:80ee8f3b695e | 172 | */ |
EricLew | 0:80ee8f3b695e | 173 | /* Exported constants --------------------------------------------------------*/ |
EricLew | 0:80ee8f3b695e | 174 | |
EricLew | 0:80ee8f3b695e | 175 | /** @defgroup I2C_Exported_Constants I2C Exported Constants |
EricLew | 0:80ee8f3b695e | 176 | * @{ |
EricLew | 0:80ee8f3b695e | 177 | */ |
EricLew | 0:80ee8f3b695e | 178 | |
EricLew | 0:80ee8f3b695e | 179 | /** @defgroup I2C_addressing_mode I2C addressing mode |
EricLew | 0:80ee8f3b695e | 180 | * @{ |
EricLew | 0:80ee8f3b695e | 181 | */ |
EricLew | 0:80ee8f3b695e | 182 | #define I2C_ADDRESSINGMODE_7BIT ((uint32_t)0x00000001) |
EricLew | 0:80ee8f3b695e | 183 | #define I2C_ADDRESSINGMODE_10BIT ((uint32_t)0x00000002) |
EricLew | 0:80ee8f3b695e | 184 | /** |
EricLew | 0:80ee8f3b695e | 185 | * @} |
EricLew | 0:80ee8f3b695e | 186 | */ |
EricLew | 0:80ee8f3b695e | 187 | |
EricLew | 0:80ee8f3b695e | 188 | /** @defgroup I2C_dual_addressing_mode I2C dual addressing mode |
EricLew | 0:80ee8f3b695e | 189 | * @{ |
EricLew | 0:80ee8f3b695e | 190 | */ |
EricLew | 0:80ee8f3b695e | 191 | #define I2C_DUALADDRESS_DISABLE ((uint32_t)0x00000000) |
EricLew | 0:80ee8f3b695e | 192 | #define I2C_DUALADDRESS_ENABLE I2C_OAR2_OA2EN |
EricLew | 0:80ee8f3b695e | 193 | /** |
EricLew | 0:80ee8f3b695e | 194 | * @} |
EricLew | 0:80ee8f3b695e | 195 | */ |
EricLew | 0:80ee8f3b695e | 196 | |
EricLew | 0:80ee8f3b695e | 197 | /** @defgroup I2C_own_address2_masks I2C own address2 masks |
EricLew | 0:80ee8f3b695e | 198 | * @{ |
EricLew | 0:80ee8f3b695e | 199 | */ |
EricLew | 0:80ee8f3b695e | 200 | #define I2C_OA2_NOMASK ((uint8_t)0x00) |
EricLew | 0:80ee8f3b695e | 201 | #define I2C_OA2_MASK01 ((uint8_t)0x01) |
EricLew | 0:80ee8f3b695e | 202 | #define I2C_OA2_MASK02 ((uint8_t)0x02) |
EricLew | 0:80ee8f3b695e | 203 | #define I2C_OA2_MASK03 ((uint8_t)0x03) |
EricLew | 0:80ee8f3b695e | 204 | #define I2C_OA2_MASK04 ((uint8_t)0x04) |
EricLew | 0:80ee8f3b695e | 205 | #define I2C_OA2_MASK05 ((uint8_t)0x05) |
EricLew | 0:80ee8f3b695e | 206 | #define I2C_OA2_MASK06 ((uint8_t)0x06) |
EricLew | 0:80ee8f3b695e | 207 | #define I2C_OA2_MASK07 ((uint8_t)0x07) |
EricLew | 0:80ee8f3b695e | 208 | /** |
EricLew | 0:80ee8f3b695e | 209 | * @} |
EricLew | 0:80ee8f3b695e | 210 | */ |
EricLew | 0:80ee8f3b695e | 211 | |
EricLew | 0:80ee8f3b695e | 212 | /** @defgroup I2C_general_call_addressing_mode I2C general call addressing mode |
EricLew | 0:80ee8f3b695e | 213 | * @{ |
EricLew | 0:80ee8f3b695e | 214 | */ |
EricLew | 0:80ee8f3b695e | 215 | #define I2C_GENERALCALL_DISABLE ((uint32_t)0x00000000) |
EricLew | 0:80ee8f3b695e | 216 | #define I2C_GENERALCALL_ENABLE I2C_CR1_GCEN |
EricLew | 0:80ee8f3b695e | 217 | /** |
EricLew | 0:80ee8f3b695e | 218 | * @} |
EricLew | 0:80ee8f3b695e | 219 | */ |
EricLew | 0:80ee8f3b695e | 220 | |
EricLew | 0:80ee8f3b695e | 221 | /** @defgroup I2C_nostretch_mode I2C nostretch mode |
EricLew | 0:80ee8f3b695e | 222 | * @{ |
EricLew | 0:80ee8f3b695e | 223 | */ |
EricLew | 0:80ee8f3b695e | 224 | #define I2C_NOSTRETCH_DISABLE ((uint32_t)0x00000000) |
EricLew | 0:80ee8f3b695e | 225 | #define I2C_NOSTRETCH_ENABLE I2C_CR1_NOSTRETCH |
EricLew | 0:80ee8f3b695e | 226 | /** |
EricLew | 0:80ee8f3b695e | 227 | * @} |
EricLew | 0:80ee8f3b695e | 228 | */ |
EricLew | 0:80ee8f3b695e | 229 | |
EricLew | 0:80ee8f3b695e | 230 | /** @defgroup I2C_Memory_Address_Size I2C Memory Address Size |
EricLew | 0:80ee8f3b695e | 231 | * @{ |
EricLew | 0:80ee8f3b695e | 232 | */ |
EricLew | 0:80ee8f3b695e | 233 | #define I2C_MEMADD_SIZE_8BIT ((uint32_t)0x00000001) |
EricLew | 0:80ee8f3b695e | 234 | #define I2C_MEMADD_SIZE_16BIT ((uint32_t)0x00000002) |
EricLew | 0:80ee8f3b695e | 235 | /** |
EricLew | 0:80ee8f3b695e | 236 | * @} |
EricLew | 0:80ee8f3b695e | 237 | */ |
EricLew | 0:80ee8f3b695e | 238 | |
EricLew | 0:80ee8f3b695e | 239 | /** @defgroup I2C_ReloadEndMode_definition I2C ReloadEndMode definition |
EricLew | 0:80ee8f3b695e | 240 | * @{ |
EricLew | 0:80ee8f3b695e | 241 | */ |
EricLew | 0:80ee8f3b695e | 242 | #define I2C_RELOAD_MODE I2C_CR2_RELOAD |
EricLew | 0:80ee8f3b695e | 243 | #define I2C_AUTOEND_MODE I2C_CR2_AUTOEND |
EricLew | 0:80ee8f3b695e | 244 | #define I2C_SOFTEND_MODE ((uint32_t)0x00000000) |
EricLew | 0:80ee8f3b695e | 245 | /** |
EricLew | 0:80ee8f3b695e | 246 | * @} |
EricLew | 0:80ee8f3b695e | 247 | */ |
EricLew | 0:80ee8f3b695e | 248 | |
EricLew | 0:80ee8f3b695e | 249 | /** @defgroup I2C_StartStopMode_definition I2C StartStopMode definition |
EricLew | 0:80ee8f3b695e | 250 | * @{ |
EricLew | 0:80ee8f3b695e | 251 | */ |
EricLew | 0:80ee8f3b695e | 252 | #define I2C_NO_STARTSTOP ((uint32_t)0x00000000) |
EricLew | 0:80ee8f3b695e | 253 | #define I2C_GENERATE_STOP I2C_CR2_STOP |
EricLew | 0:80ee8f3b695e | 254 | #define I2C_GENERATE_START_READ (uint32_t)(I2C_CR2_START | I2C_CR2_RD_WRN) |
EricLew | 0:80ee8f3b695e | 255 | #define I2C_GENERATE_START_WRITE I2C_CR2_START |
EricLew | 0:80ee8f3b695e | 256 | /** |
EricLew | 0:80ee8f3b695e | 257 | * @} |
EricLew | 0:80ee8f3b695e | 258 | */ |
EricLew | 0:80ee8f3b695e | 259 | |
EricLew | 0:80ee8f3b695e | 260 | /** @defgroup I2C_Interrupt_configuration_definition I2C Interrupt configuration definition |
EricLew | 0:80ee8f3b695e | 261 | * @brief I2C Interrupt definition |
EricLew | 0:80ee8f3b695e | 262 | * Elements values convention: 0xXXXXXXXX |
EricLew | 0:80ee8f3b695e | 263 | * - XXXXXXXX : Interrupt control mask |
EricLew | 0:80ee8f3b695e | 264 | * @{ |
EricLew | 0:80ee8f3b695e | 265 | */ |
EricLew | 0:80ee8f3b695e | 266 | #define I2C_IT_ERRI I2C_CR1_ERRIE |
EricLew | 0:80ee8f3b695e | 267 | #define I2C_IT_TCI I2C_CR1_TCIE |
EricLew | 0:80ee8f3b695e | 268 | #define I2C_IT_STOPI I2C_CR1_STOPIE |
EricLew | 0:80ee8f3b695e | 269 | #define I2C_IT_NACKI I2C_CR1_NACKIE |
EricLew | 0:80ee8f3b695e | 270 | #define I2C_IT_ADDRI I2C_CR1_ADDRIE |
EricLew | 0:80ee8f3b695e | 271 | #define I2C_IT_RXI I2C_CR1_RXIE |
EricLew | 0:80ee8f3b695e | 272 | #define I2C_IT_TXI I2C_CR1_TXIE |
EricLew | 0:80ee8f3b695e | 273 | |
EricLew | 0:80ee8f3b695e | 274 | /** |
EricLew | 0:80ee8f3b695e | 275 | * @} |
EricLew | 0:80ee8f3b695e | 276 | */ |
EricLew | 0:80ee8f3b695e | 277 | |
EricLew | 0:80ee8f3b695e | 278 | |
EricLew | 0:80ee8f3b695e | 279 | /** @defgroup I2C_Flag_definition I2C Flag definition |
EricLew | 0:80ee8f3b695e | 280 | * @{ |
EricLew | 0:80ee8f3b695e | 281 | */ |
EricLew | 0:80ee8f3b695e | 282 | #define I2C_FLAG_TXE I2C_ISR_TXE |
EricLew | 0:80ee8f3b695e | 283 | #define I2C_FLAG_TXIS I2C_ISR_TXIS |
EricLew | 0:80ee8f3b695e | 284 | #define I2C_FLAG_RXNE I2C_ISR_RXNE |
EricLew | 0:80ee8f3b695e | 285 | #define I2C_FLAG_ADDR I2C_ISR_ADDR |
EricLew | 0:80ee8f3b695e | 286 | #define I2C_FLAG_AF I2C_ISR_NACKF |
EricLew | 0:80ee8f3b695e | 287 | #define I2C_FLAG_STOPF I2C_ISR_STOPF |
EricLew | 0:80ee8f3b695e | 288 | #define I2C_FLAG_TC I2C_ISR_TC |
EricLew | 0:80ee8f3b695e | 289 | #define I2C_FLAG_TCR I2C_ISR_TCR |
EricLew | 0:80ee8f3b695e | 290 | #define I2C_FLAG_BERR I2C_ISR_BERR |
EricLew | 0:80ee8f3b695e | 291 | #define I2C_FLAG_ARLO I2C_ISR_ARLO |
EricLew | 0:80ee8f3b695e | 292 | #define I2C_FLAG_OVR I2C_ISR_OVR |
EricLew | 0:80ee8f3b695e | 293 | #define I2C_FLAG_PECERR I2C_ISR_PECERR |
EricLew | 0:80ee8f3b695e | 294 | #define I2C_FLAG_TIMEOUT I2C_ISR_TIMEOUT |
EricLew | 0:80ee8f3b695e | 295 | #define I2C_FLAG_ALERT I2C_ISR_ALERT |
EricLew | 0:80ee8f3b695e | 296 | #define I2C_FLAG_BUSY I2C_ISR_BUSY |
EricLew | 0:80ee8f3b695e | 297 | #define I2C_FLAG_DIR I2C_ISR_DIR |
EricLew | 0:80ee8f3b695e | 298 | /** |
EricLew | 0:80ee8f3b695e | 299 | * @} |
EricLew | 0:80ee8f3b695e | 300 | */ |
EricLew | 0:80ee8f3b695e | 301 | |
EricLew | 0:80ee8f3b695e | 302 | /** |
EricLew | 0:80ee8f3b695e | 303 | * @} |
EricLew | 0:80ee8f3b695e | 304 | */ |
EricLew | 0:80ee8f3b695e | 305 | |
EricLew | 0:80ee8f3b695e | 306 | /* Exported macros -----------------------------------------------------------*/ |
EricLew | 0:80ee8f3b695e | 307 | |
EricLew | 0:80ee8f3b695e | 308 | /** @defgroup I2C_Exported_Macros I2C Exported Macros |
EricLew | 0:80ee8f3b695e | 309 | * @{ |
EricLew | 0:80ee8f3b695e | 310 | */ |
EricLew | 0:80ee8f3b695e | 311 | |
EricLew | 0:80ee8f3b695e | 312 | /** @brief Reset I2C handle state. |
EricLew | 0:80ee8f3b695e | 313 | * @param __HANDLE__: specifies the I2C Handle. |
EricLew | 0:80ee8f3b695e | 314 | * @retval None |
EricLew | 0:80ee8f3b695e | 315 | */ |
EricLew | 0:80ee8f3b695e | 316 | #define __HAL_I2C_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_I2C_STATE_RESET) |
EricLew | 0:80ee8f3b695e | 317 | |
EricLew | 0:80ee8f3b695e | 318 | /** @brief Enable the specified I2C interrupt. |
EricLew | 0:80ee8f3b695e | 319 | * @param __HANDLE__: specifies the I2C Handle. |
EricLew | 0:80ee8f3b695e | 320 | * @param __INTERRUPT__: specifies the interrupt source to enable. |
EricLew | 0:80ee8f3b695e | 321 | * This parameter can be one of the following values: |
EricLew | 0:80ee8f3b695e | 322 | * @arg I2C_IT_ERRI: Errors interrupt enable |
EricLew | 0:80ee8f3b695e | 323 | * @arg I2C_IT_TCI: Transfer complete interrupt enable |
EricLew | 0:80ee8f3b695e | 324 | * @arg I2C_IT_STOPI: STOP detection interrupt enable |
EricLew | 0:80ee8f3b695e | 325 | * @arg I2C_IT_NACKI: NACK received interrupt enable |
EricLew | 0:80ee8f3b695e | 326 | * @arg I2C_IT_ADDRI: Address match interrupt enable |
EricLew | 0:80ee8f3b695e | 327 | * @arg I2C_IT_RXI: RX interrupt enable |
EricLew | 0:80ee8f3b695e | 328 | * @arg I2C_IT_TXI: TX interrupt enable |
EricLew | 0:80ee8f3b695e | 329 | * |
EricLew | 0:80ee8f3b695e | 330 | * @retval None |
EricLew | 0:80ee8f3b695e | 331 | */ |
EricLew | 0:80ee8f3b695e | 332 | |
EricLew | 0:80ee8f3b695e | 333 | #define __HAL_I2C_ENABLE_IT(__HANDLE__, __INTERRUPT__) ((__HANDLE__)->Instance->CR1 |= (__INTERRUPT__)) |
EricLew | 0:80ee8f3b695e | 334 | |
EricLew | 0:80ee8f3b695e | 335 | /** @brief Disable the specified I2C interrupt. |
EricLew | 0:80ee8f3b695e | 336 | * @param __HANDLE__: specifies the I2C Handle. |
EricLew | 0:80ee8f3b695e | 337 | * @param __INTERRUPT__: specifies the interrupt source to disable. |
EricLew | 0:80ee8f3b695e | 338 | * This parameter can be one of the following values: |
EricLew | 0:80ee8f3b695e | 339 | * @arg I2C_IT_ERRI: Errors interrupt enable |
EricLew | 0:80ee8f3b695e | 340 | * @arg I2C_IT_TCI: Transfer complete interrupt enable |
EricLew | 0:80ee8f3b695e | 341 | * @arg I2C_IT_STOPI: STOP detection interrupt enable |
EricLew | 0:80ee8f3b695e | 342 | * @arg I2C_IT_NACKI: NACK received interrupt enable |
EricLew | 0:80ee8f3b695e | 343 | * @arg I2C_IT_ADDRI: Address match interrupt enable |
EricLew | 0:80ee8f3b695e | 344 | * @arg I2C_IT_RXI: RX interrupt enable |
EricLew | 0:80ee8f3b695e | 345 | * @arg I2C_IT_TXI: TX interrupt enable |
EricLew | 0:80ee8f3b695e | 346 | * |
EricLew | 0:80ee8f3b695e | 347 | * @retval None |
EricLew | 0:80ee8f3b695e | 348 | */ |
EricLew | 0:80ee8f3b695e | 349 | #define __HAL_I2C_DISABLE_IT(__HANDLE__, __INTERRUPT__) ((__HANDLE__)->Instance->CR1 &= (~(__INTERRUPT__))) |
EricLew | 0:80ee8f3b695e | 350 | |
EricLew | 0:80ee8f3b695e | 351 | /** @brief Check whether the specified I2C interrupt source is enabled or not. |
EricLew | 0:80ee8f3b695e | 352 | * @param __HANDLE__: specifies the I2C Handle. |
EricLew | 0:80ee8f3b695e | 353 | * @param __INTERRUPT__: specifies the I2C interrupt source to check. |
EricLew | 0:80ee8f3b695e | 354 | * This parameter can be one of the following values: |
EricLew | 0:80ee8f3b695e | 355 | * @arg I2C_IT_ERRI: Errors interrupt enable |
EricLew | 0:80ee8f3b695e | 356 | * @arg I2C_IT_TCI: Transfer complete interrupt enable |
EricLew | 0:80ee8f3b695e | 357 | * @arg I2C_IT_STOPI: STOP detection interrupt enable |
EricLew | 0:80ee8f3b695e | 358 | * @arg I2C_IT_NACKI: NACK received interrupt enable |
EricLew | 0:80ee8f3b695e | 359 | * @arg I2C_IT_ADDRI: Address match interrupt enable |
EricLew | 0:80ee8f3b695e | 360 | * @arg I2C_IT_RXI: RX interrupt enable |
EricLew | 0:80ee8f3b695e | 361 | * @arg I2C_IT_TXI: TX interrupt enable |
EricLew | 0:80ee8f3b695e | 362 | * |
EricLew | 0:80ee8f3b695e | 363 | * @retval The new state of __INTERRUPT__ (TRUE or FALSE). |
EricLew | 0:80ee8f3b695e | 364 | */ |
EricLew | 0:80ee8f3b695e | 365 | #define __HAL_I2C_GET_IT_SOURCE(__HANDLE__, __INTERRUPT__) ((((__HANDLE__)->Instance->CR1 & (__INTERRUPT__)) == (__INTERRUPT__)) ? SET : RESET) |
EricLew | 0:80ee8f3b695e | 366 | |
EricLew | 0:80ee8f3b695e | 367 | /** @brief Check whether the specified I2C flag is set or not. |
EricLew | 0:80ee8f3b695e | 368 | * @param __HANDLE__: specifies the I2C Handle. |
EricLew | 0:80ee8f3b695e | 369 | * @param __FLAG__: specifies the flag to check. |
EricLew | 0:80ee8f3b695e | 370 | * This parameter can be one of the following values: |
EricLew | 0:80ee8f3b695e | 371 | * @arg I2C_FLAG_TXE: Transmit data register empty |
EricLew | 0:80ee8f3b695e | 372 | * @arg I2C_FLAG_TXIS: Transmit interrupt status |
EricLew | 0:80ee8f3b695e | 373 | * @arg I2C_FLAG_RXNE: Receive data register not empty |
EricLew | 0:80ee8f3b695e | 374 | * @arg I2C_FLAG_ADDR: Address matched (slave mode) |
EricLew | 0:80ee8f3b695e | 375 | * @arg I2C_FLAG_AF: Acknowledge failure received flag |
EricLew | 0:80ee8f3b695e | 376 | * @arg I2C_FLAG_STOPF: STOP detection flag |
EricLew | 0:80ee8f3b695e | 377 | * @arg I2C_FLAG_TC: Transfer complete (master mode) |
EricLew | 0:80ee8f3b695e | 378 | * @arg I2C_FLAG_TCR: Transfer complete reload |
EricLew | 0:80ee8f3b695e | 379 | * @arg I2C_FLAG_BERR: Bus error |
EricLew | 0:80ee8f3b695e | 380 | * @arg I2C_FLAG_ARLO: Arbitration lost |
EricLew | 0:80ee8f3b695e | 381 | * @arg I2C_FLAG_OVR: Overrun/Underrun |
EricLew | 0:80ee8f3b695e | 382 | * @arg I2C_FLAG_PECERR: PEC error in reception |
EricLew | 0:80ee8f3b695e | 383 | * @arg I2C_FLAG_TIMEOUT: Timeout or Tlow detection flag |
EricLew | 0:80ee8f3b695e | 384 | * @arg I2C_FLAG_ALERT: SMBus alert |
EricLew | 0:80ee8f3b695e | 385 | * @arg I2C_FLAG_BUSY: Bus busy |
EricLew | 0:80ee8f3b695e | 386 | * @arg I2C_FLAG_DIR: Transfer direction (slave mode) |
EricLew | 0:80ee8f3b695e | 387 | * |
EricLew | 0:80ee8f3b695e | 388 | * @retval The new state of __FLAG__ (TRUE or FALSE). |
EricLew | 0:80ee8f3b695e | 389 | */ |
EricLew | 0:80ee8f3b695e | 390 | #define I2C_FLAG_MASK ((uint32_t)0x0001FFFF) |
EricLew | 0:80ee8f3b695e | 391 | #define __HAL_I2C_GET_FLAG(__HANDLE__, __FLAG__) (((((__HANDLE__)->Instance->ISR) & ((__FLAG__) & I2C_FLAG_MASK)) == ((__FLAG__) & I2C_FLAG_MASK))) |
EricLew | 0:80ee8f3b695e | 392 | |
EricLew | 0:80ee8f3b695e | 393 | /** @brief Clear the I2C pending flags which are cleared by writing 1 in a specific bit. |
EricLew | 0:80ee8f3b695e | 394 | * @param __HANDLE__: specifies the I2C Handle. |
EricLew | 0:80ee8f3b695e | 395 | * @param __FLAG__: specifies the flag to clear. |
EricLew | 0:80ee8f3b695e | 396 | * This parameter can be any combination of the following values: |
EricLew | 0:80ee8f3b695e | 397 | * @arg I2C_FLAG_ADDR: Address matched (slave mode) |
EricLew | 0:80ee8f3b695e | 398 | * @arg I2C_FLAG_AF: Acknowledge failure received flag |
EricLew | 0:80ee8f3b695e | 399 | * @arg I2C_FLAG_STOPF: STOP detection flag |
EricLew | 0:80ee8f3b695e | 400 | * @arg I2C_FLAG_BERR: Bus error |
EricLew | 0:80ee8f3b695e | 401 | * @arg I2C_FLAG_ARLO: Arbitration lost |
EricLew | 0:80ee8f3b695e | 402 | * @arg I2C_FLAG_OVR: Overrun/Underrun |
EricLew | 0:80ee8f3b695e | 403 | * @arg I2C_FLAG_PECERR: PEC error in reception |
EricLew | 0:80ee8f3b695e | 404 | * @arg I2C_FLAG_TIMEOUT: Timeout or Tlow detection flag |
EricLew | 0:80ee8f3b695e | 405 | * @arg I2C_FLAG_ALERT: SMBus alert |
EricLew | 0:80ee8f3b695e | 406 | * |
EricLew | 0:80ee8f3b695e | 407 | * @retval None |
EricLew | 0:80ee8f3b695e | 408 | */ |
EricLew | 0:80ee8f3b695e | 409 | #define __HAL_I2C_CLEAR_FLAG(__HANDLE__, __FLAG__) ((__HANDLE__)->Instance->ICR = ((__FLAG__) & I2C_FLAG_MASK)) |
EricLew | 0:80ee8f3b695e | 410 | |
EricLew | 0:80ee8f3b695e | 411 | /** @brief Enable the specified I2C peripheral. |
EricLew | 0:80ee8f3b695e | 412 | * @param __HANDLE__: specifies the I2C Handle. |
EricLew | 0:80ee8f3b695e | 413 | * @retval None |
EricLew | 0:80ee8f3b695e | 414 | */ |
EricLew | 0:80ee8f3b695e | 415 | #define __HAL_I2C_ENABLE(__HANDLE__) (SET_BIT((__HANDLE__)->Instance->CR1, I2C_CR1_PE)) |
EricLew | 0:80ee8f3b695e | 416 | |
EricLew | 0:80ee8f3b695e | 417 | /** @brief Disable the specified I2C peripheral. |
EricLew | 0:80ee8f3b695e | 418 | * @param __HANDLE__: specifies the I2C Handle. |
EricLew | 0:80ee8f3b695e | 419 | * @retval None |
EricLew | 0:80ee8f3b695e | 420 | */ |
EricLew | 0:80ee8f3b695e | 421 | #define __HAL_I2C_DISABLE(__HANDLE__) (CLEAR_BIT((__HANDLE__)->Instance->CR1, I2C_CR1_PE)) |
EricLew | 0:80ee8f3b695e | 422 | |
EricLew | 0:80ee8f3b695e | 423 | /** |
EricLew | 0:80ee8f3b695e | 424 | * @} |
EricLew | 0:80ee8f3b695e | 425 | */ |
EricLew | 0:80ee8f3b695e | 426 | |
EricLew | 0:80ee8f3b695e | 427 | /* Include I2C HAL Extended module */ |
EricLew | 0:80ee8f3b695e | 428 | #include "stm32l4xx_hal_i2c_ex.h" |
EricLew | 0:80ee8f3b695e | 429 | |
EricLew | 0:80ee8f3b695e | 430 | /* Exported functions --------------------------------------------------------*/ |
EricLew | 0:80ee8f3b695e | 431 | /** @addtogroup I2C_Exported_Functions |
EricLew | 0:80ee8f3b695e | 432 | * @{ |
EricLew | 0:80ee8f3b695e | 433 | */ |
EricLew | 0:80ee8f3b695e | 434 | |
EricLew | 0:80ee8f3b695e | 435 | /** @addtogroup I2C_Exported_Functions_Group1 Initialization and de-initialization functions |
EricLew | 0:80ee8f3b695e | 436 | * @{ |
EricLew | 0:80ee8f3b695e | 437 | */ |
EricLew | 0:80ee8f3b695e | 438 | /* Initialization and de-initialization functions******************************/ |
EricLew | 0:80ee8f3b695e | 439 | HAL_StatusTypeDef HAL_I2C_Init(I2C_HandleTypeDef *hi2c); |
EricLew | 0:80ee8f3b695e | 440 | HAL_StatusTypeDef HAL_I2C_DeInit (I2C_HandleTypeDef *hi2c); |
EricLew | 0:80ee8f3b695e | 441 | void HAL_I2C_MspInit(I2C_HandleTypeDef *hi2c); |
EricLew | 0:80ee8f3b695e | 442 | void HAL_I2C_MspDeInit(I2C_HandleTypeDef *hi2c); |
EricLew | 0:80ee8f3b695e | 443 | /** |
EricLew | 0:80ee8f3b695e | 444 | * @} |
EricLew | 0:80ee8f3b695e | 445 | */ |
EricLew | 0:80ee8f3b695e | 446 | |
EricLew | 0:80ee8f3b695e | 447 | /** @addtogroup I2C_Exported_Functions_Group2 Input and Output operation functions |
EricLew | 0:80ee8f3b695e | 448 | * @{ |
EricLew | 0:80ee8f3b695e | 449 | */ |
EricLew | 0:80ee8f3b695e | 450 | /* IO operation functions ****************************************************/ |
EricLew | 0:80ee8f3b695e | 451 | /******* Blocking mode: Polling */ |
EricLew | 0:80ee8f3b695e | 452 | HAL_StatusTypeDef HAL_I2C_Master_Transmit(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size, uint32_t Timeout); |
EricLew | 0:80ee8f3b695e | 453 | HAL_StatusTypeDef HAL_I2C_Master_Receive(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size, uint32_t Timeout); |
EricLew | 0:80ee8f3b695e | 454 | HAL_StatusTypeDef HAL_I2C_Slave_Transmit(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size, uint32_t Timeout); |
EricLew | 0:80ee8f3b695e | 455 | HAL_StatusTypeDef HAL_I2C_Slave_Receive(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size, uint32_t Timeout); |
EricLew | 0:80ee8f3b695e | 456 | HAL_StatusTypeDef HAL_I2C_Mem_Write(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint16_t MemAddress, uint16_t MemAddSize, uint8_t *pData, uint16_t Size, uint32_t Timeout); |
EricLew | 0:80ee8f3b695e | 457 | HAL_StatusTypeDef HAL_I2C_Mem_Read(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint16_t MemAddress, uint16_t MemAddSize, uint8_t *pData, uint16_t Size, uint32_t Timeout); |
EricLew | 0:80ee8f3b695e | 458 | HAL_StatusTypeDef HAL_I2C_IsDeviceReady(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint32_t Trials, uint32_t Timeout); |
EricLew | 0:80ee8f3b695e | 459 | |
EricLew | 0:80ee8f3b695e | 460 | /******* Non-Blocking mode: Interrupt */ |
EricLew | 0:80ee8f3b695e | 461 | HAL_StatusTypeDef HAL_I2C_Master_Transmit_IT(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size); |
EricLew | 0:80ee8f3b695e | 462 | HAL_StatusTypeDef HAL_I2C_Master_Receive_IT(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size); |
EricLew | 0:80ee8f3b695e | 463 | HAL_StatusTypeDef HAL_I2C_Slave_Transmit_IT(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size); |
EricLew | 0:80ee8f3b695e | 464 | HAL_StatusTypeDef HAL_I2C_Slave_Receive_IT(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size); |
EricLew | 0:80ee8f3b695e | 465 | HAL_StatusTypeDef HAL_I2C_Mem_Write_IT(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint16_t MemAddress, uint16_t MemAddSize, uint8_t *pData, uint16_t Size); |
EricLew | 0:80ee8f3b695e | 466 | HAL_StatusTypeDef HAL_I2C_Mem_Read_IT(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint16_t MemAddress, uint16_t MemAddSize, uint8_t *pData, uint16_t Size); |
EricLew | 0:80ee8f3b695e | 467 | |
EricLew | 0:80ee8f3b695e | 468 | /******* Non-Blocking mode: DMA */ |
EricLew | 0:80ee8f3b695e | 469 | HAL_StatusTypeDef HAL_I2C_Master_Transmit_DMA(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size); |
EricLew | 0:80ee8f3b695e | 470 | HAL_StatusTypeDef HAL_I2C_Master_Receive_DMA(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size); |
EricLew | 0:80ee8f3b695e | 471 | HAL_StatusTypeDef HAL_I2C_Slave_Transmit_DMA(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size); |
EricLew | 0:80ee8f3b695e | 472 | HAL_StatusTypeDef HAL_I2C_Slave_Receive_DMA(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size); |
EricLew | 0:80ee8f3b695e | 473 | HAL_StatusTypeDef HAL_I2C_Mem_Write_DMA(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint16_t MemAddress, uint16_t MemAddSize, uint8_t *pData, uint16_t Size); |
EricLew | 0:80ee8f3b695e | 474 | HAL_StatusTypeDef HAL_I2C_Mem_Read_DMA(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint16_t MemAddress, uint16_t MemAddSize, uint8_t *pData, uint16_t Size); |
EricLew | 0:80ee8f3b695e | 475 | /** |
EricLew | 0:80ee8f3b695e | 476 | * @} |
EricLew | 0:80ee8f3b695e | 477 | */ |
EricLew | 0:80ee8f3b695e | 478 | |
EricLew | 0:80ee8f3b695e | 479 | /** @addtogroup I2C_IRQ_Handler_and_Callbacks IRQ Handler and Callbacks |
EricLew | 0:80ee8f3b695e | 480 | * @{ |
EricLew | 0:80ee8f3b695e | 481 | */ |
EricLew | 0:80ee8f3b695e | 482 | /******* I2C IRQHandler and Callbacks used in non blocking modes (Interrupt and DMA) */ |
EricLew | 0:80ee8f3b695e | 483 | void HAL_I2C_EV_IRQHandler(I2C_HandleTypeDef *hi2c); |
EricLew | 0:80ee8f3b695e | 484 | void HAL_I2C_ER_IRQHandler(I2C_HandleTypeDef *hi2c); |
EricLew | 0:80ee8f3b695e | 485 | void HAL_I2C_MasterTxCpltCallback(I2C_HandleTypeDef *hi2c); |
EricLew | 0:80ee8f3b695e | 486 | void HAL_I2C_MasterRxCpltCallback(I2C_HandleTypeDef *hi2c); |
EricLew | 0:80ee8f3b695e | 487 | void HAL_I2C_SlaveTxCpltCallback(I2C_HandleTypeDef *hi2c); |
EricLew | 0:80ee8f3b695e | 488 | void HAL_I2C_SlaveRxCpltCallback(I2C_HandleTypeDef *hi2c); |
EricLew | 0:80ee8f3b695e | 489 | void HAL_I2C_MemTxCpltCallback(I2C_HandleTypeDef *hi2c); |
EricLew | 0:80ee8f3b695e | 490 | void HAL_I2C_MemRxCpltCallback(I2C_HandleTypeDef *hi2c); |
EricLew | 0:80ee8f3b695e | 491 | void HAL_I2C_ErrorCallback(I2C_HandleTypeDef *hi2c); |
EricLew | 0:80ee8f3b695e | 492 | /** |
EricLew | 0:80ee8f3b695e | 493 | * @} |
EricLew | 0:80ee8f3b695e | 494 | */ |
EricLew | 0:80ee8f3b695e | 495 | |
EricLew | 0:80ee8f3b695e | 496 | /** @addtogroup I2C_Exported_Functions_Group3 Peripheral State and Errors functions |
EricLew | 0:80ee8f3b695e | 497 | * @{ |
EricLew | 0:80ee8f3b695e | 498 | */ |
EricLew | 0:80ee8f3b695e | 499 | /* Peripheral State and Errors functions *************************************/ |
EricLew | 0:80ee8f3b695e | 500 | HAL_I2C_StateTypeDef HAL_I2C_GetState(I2C_HandleTypeDef *hi2c); |
EricLew | 0:80ee8f3b695e | 501 | uint32_t HAL_I2C_GetError(I2C_HandleTypeDef *hi2c); |
EricLew | 0:80ee8f3b695e | 502 | |
EricLew | 0:80ee8f3b695e | 503 | /** |
EricLew | 0:80ee8f3b695e | 504 | * @} |
EricLew | 0:80ee8f3b695e | 505 | */ |
EricLew | 0:80ee8f3b695e | 506 | |
EricLew | 0:80ee8f3b695e | 507 | /** |
EricLew | 0:80ee8f3b695e | 508 | * @} |
EricLew | 0:80ee8f3b695e | 509 | */ |
EricLew | 0:80ee8f3b695e | 510 | |
EricLew | 0:80ee8f3b695e | 511 | /* Private constants ---------------------------------------------------------*/ |
EricLew | 0:80ee8f3b695e | 512 | /** @defgroup I2C_Private_Constants I2C Private Constants |
EricLew | 0:80ee8f3b695e | 513 | * @{ |
EricLew | 0:80ee8f3b695e | 514 | */ |
EricLew | 0:80ee8f3b695e | 515 | |
EricLew | 0:80ee8f3b695e | 516 | /** |
EricLew | 0:80ee8f3b695e | 517 | * @} |
EricLew | 0:80ee8f3b695e | 518 | */ |
EricLew | 0:80ee8f3b695e | 519 | |
EricLew | 0:80ee8f3b695e | 520 | /* Private macros ------------------------------------------------------------*/ |
EricLew | 0:80ee8f3b695e | 521 | /** @defgroup I2C_Private_Macro I2C Private Macros |
EricLew | 0:80ee8f3b695e | 522 | * @{ |
EricLew | 0:80ee8f3b695e | 523 | */ |
EricLew | 0:80ee8f3b695e | 524 | |
EricLew | 0:80ee8f3b695e | 525 | #define IS_I2C_ADDRESSING_MODE(MODE) (((MODE) == I2C_ADDRESSINGMODE_7BIT) || \ |
EricLew | 0:80ee8f3b695e | 526 | ((MODE) == I2C_ADDRESSINGMODE_10BIT)) |
EricLew | 0:80ee8f3b695e | 527 | |
EricLew | 0:80ee8f3b695e | 528 | #define IS_I2C_DUAL_ADDRESS(ADDRESS) (((ADDRESS) == I2C_DUALADDRESS_DISABLE) || \ |
EricLew | 0:80ee8f3b695e | 529 | ((ADDRESS) == I2C_DUALADDRESS_ENABLE)) |
EricLew | 0:80ee8f3b695e | 530 | |
EricLew | 0:80ee8f3b695e | 531 | #define IS_I2C_OWN_ADDRESS2_MASK(MASK) (((MASK) == I2C_OA2_NOMASK) || \ |
EricLew | 0:80ee8f3b695e | 532 | ((MASK) == I2C_OA2_MASK01) || \ |
EricLew | 0:80ee8f3b695e | 533 | ((MASK) == I2C_OA2_MASK02) || \ |
EricLew | 0:80ee8f3b695e | 534 | ((MASK) == I2C_OA2_MASK03) || \ |
EricLew | 0:80ee8f3b695e | 535 | ((MASK) == I2C_OA2_MASK04) || \ |
EricLew | 0:80ee8f3b695e | 536 | ((MASK) == I2C_OA2_MASK05) || \ |
EricLew | 0:80ee8f3b695e | 537 | ((MASK) == I2C_OA2_MASK06) || \ |
EricLew | 0:80ee8f3b695e | 538 | ((MASK) == I2C_OA2_MASK07)) |
EricLew | 0:80ee8f3b695e | 539 | |
EricLew | 0:80ee8f3b695e | 540 | #define IS_I2C_GENERAL_CALL(CALL) (((CALL) == I2C_GENERALCALL_DISABLE) || \ |
EricLew | 0:80ee8f3b695e | 541 | ((CALL) == I2C_GENERALCALL_ENABLE)) |
EricLew | 0:80ee8f3b695e | 542 | |
EricLew | 0:80ee8f3b695e | 543 | #define IS_I2C_NO_STRETCH(STRETCH) (((STRETCH) == I2C_NOSTRETCH_DISABLE) || \ |
EricLew | 0:80ee8f3b695e | 544 | ((STRETCH) == I2C_NOSTRETCH_ENABLE)) |
EricLew | 0:80ee8f3b695e | 545 | |
EricLew | 0:80ee8f3b695e | 546 | #define IS_I2C_MEMADD_SIZE(SIZE) (((SIZE) == I2C_MEMADD_SIZE_8BIT) || \ |
EricLew | 0:80ee8f3b695e | 547 | ((SIZE) == I2C_MEMADD_SIZE_16BIT)) |
EricLew | 0:80ee8f3b695e | 548 | |
EricLew | 0:80ee8f3b695e | 549 | |
EricLew | 0:80ee8f3b695e | 550 | #define IS_TRANSFER_MODE(MODE) (((MODE) == I2C_RELOAD_MODE) || \ |
EricLew | 0:80ee8f3b695e | 551 | ((MODE) == I2C_AUTOEND_MODE) || \ |
EricLew | 0:80ee8f3b695e | 552 | ((MODE) == I2C_SOFTEND_MODE)) |
EricLew | 0:80ee8f3b695e | 553 | |
EricLew | 0:80ee8f3b695e | 554 | #define IS_TRANSFER_REQUEST(REQUEST) (((REQUEST) == I2C_GENERATE_STOP) || \ |
EricLew | 0:80ee8f3b695e | 555 | ((REQUEST) == I2C_GENERATE_START_READ) || \ |
EricLew | 0:80ee8f3b695e | 556 | ((REQUEST) == I2C_GENERATE_START_WRITE) || \ |
EricLew | 0:80ee8f3b695e | 557 | ((REQUEST) == I2C_NO_STARTSTOP)) |
EricLew | 0:80ee8f3b695e | 558 | |
EricLew | 0:80ee8f3b695e | 559 | |
EricLew | 0:80ee8f3b695e | 560 | #define I2C_RESET_CR2(__HANDLE__) ((__HANDLE__)->Instance->CR2 &= (uint32_t)~((uint32_t)(I2C_CR2_SADD | I2C_CR2_HEAD10R | I2C_CR2_NBYTES | I2C_CR2_RELOAD | I2C_CR2_RD_WRN))) |
EricLew | 0:80ee8f3b695e | 561 | |
EricLew | 0:80ee8f3b695e | 562 | #define IS_I2C_OWN_ADDRESS1(ADDRESS1) ((ADDRESS1) <= (uint32_t)0x000003FF) |
EricLew | 0:80ee8f3b695e | 563 | #define IS_I2C_OWN_ADDRESS2(ADDRESS2) ((ADDRESS2) <= (uint16_t)0x00FF) |
EricLew | 0:80ee8f3b695e | 564 | |
EricLew | 0:80ee8f3b695e | 565 | #define I2C_MEM_ADD_MSB(__ADDRESS__) ((uint8_t)((uint16_t)(((uint16_t)((__ADDRESS__) & (uint16_t)(0xFF00))) >> 8))) |
EricLew | 0:80ee8f3b695e | 566 | #define I2C_MEM_ADD_LSB(__ADDRESS__) ((uint8_t)((uint16_t)((__ADDRESS__) & (uint16_t)(0x00FF)))) |
EricLew | 0:80ee8f3b695e | 567 | |
EricLew | 0:80ee8f3b695e | 568 | #define I2C_GENERATE_START(__ADDMODE__,__ADDRESS__) (((__ADDMODE__) == I2C_ADDRESSINGMODE_7BIT) ? (uint32_t)((((uint32_t)(__ADDRESS__) & (I2C_CR2_SADD)) | (I2C_CR2_START) | (I2C_CR2_AUTOEND)) & (~I2C_CR2_RD_WRN)) : \ |
EricLew | 0:80ee8f3b695e | 569 | (uint32_t)((((uint32_t)(__ADDRESS__) & (I2C_CR2_SADD)) | (I2C_CR2_ADD10) | (I2C_CR2_START)) & (~I2C_CR2_RD_WRN))) |
EricLew | 0:80ee8f3b695e | 570 | /** |
EricLew | 0:80ee8f3b695e | 571 | * @} |
EricLew | 0:80ee8f3b695e | 572 | */ |
EricLew | 0:80ee8f3b695e | 573 | |
EricLew | 0:80ee8f3b695e | 574 | /* Private Functions ---------------------------------------------------------*/ |
EricLew | 0:80ee8f3b695e | 575 | /** @defgroup I2C_Private_Functions I2C Private Functions |
EricLew | 0:80ee8f3b695e | 576 | * @{ |
EricLew | 0:80ee8f3b695e | 577 | */ |
EricLew | 0:80ee8f3b695e | 578 | /* Private functions are defined in stm32l4xx_hal_i2c.c file */ |
EricLew | 0:80ee8f3b695e | 579 | /** |
EricLew | 0:80ee8f3b695e | 580 | * @} |
EricLew | 0:80ee8f3b695e | 581 | */ |
EricLew | 0:80ee8f3b695e | 582 | |
EricLew | 0:80ee8f3b695e | 583 | /** |
EricLew | 0:80ee8f3b695e | 584 | * @} |
EricLew | 0:80ee8f3b695e | 585 | */ |
EricLew | 0:80ee8f3b695e | 586 | |
EricLew | 0:80ee8f3b695e | 587 | /** |
EricLew | 0:80ee8f3b695e | 588 | * @} |
EricLew | 0:80ee8f3b695e | 589 | */ |
EricLew | 0:80ee8f3b695e | 590 | |
EricLew | 0:80ee8f3b695e | 591 | #ifdef __cplusplus |
EricLew | 0:80ee8f3b695e | 592 | } |
EricLew | 0:80ee8f3b695e | 593 | #endif |
EricLew | 0:80ee8f3b695e | 594 | |
EricLew | 0:80ee8f3b695e | 595 | |
EricLew | 0:80ee8f3b695e | 596 | #endif /* __STM32L4xx_HAL_I2C_H */ |
EricLew | 0:80ee8f3b695e | 597 | |
EricLew | 0:80ee8f3b695e | 598 | /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |
EricLew | 0:80ee8f3b695e | 599 |