1 /** 2 ****************************************************************************** 3 * @file stm32l4xx_hal_i2c_ex.h 4 * @author MCD Application Team 5 * @brief Header file of I2C HAL Extended module. 6 ****************************************************************************** 7 * @attention 8 * 9 * <h2><center>© COPYRIGHT(c) 2017 STMicroelectronics</center></h2> 10 * 11 * Redistribution and use in source and binary forms, with or without modification, 12 * are permitted provided that the following conditions are met: 13 * 1. Redistributions of source code must retain the above copyright notice, 14 * this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright notice, 16 * this list of conditions and the following disclaimer in the documentation 17 * and/or other materials provided with the distribution. 18 * 3. Neither the name of STMicroelectronics nor the names of its contributors 19 * may be used to endorse or promote products derived from this software 20 * without specific prior written permission. 21 * 22 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 23 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 25 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE 26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 28 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 29 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 30 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 31 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 32 * 33 ****************************************************************************** 34 */ 35 36 /* Define to prevent recursive inclusion -------------------------------------*/ 37 #ifndef STM32L4xx_HAL_I2C_EX_H 38 #define STM32L4xx_HAL_I2C_EX_H 39 40 #ifdef __cplusplus 41 extern "C" { 42 #endif 43 44 /* Includes ------------------------------------------------------------------*/ 45 #include "stm32l4xx_hal_def.h" 46 47 /** @addtogroup STM32L4xx_HAL_Driver 48 * @{ 49 */ 50 51 /** @addtogroup I2CEx 52 * @{ 53 */ 54 55 /* Exported types ------------------------------------------------------------*/ 56 /* Exported constants --------------------------------------------------------*/ 57 58 /** @defgroup I2CEx_Exported_Constants I2C Extended Exported Constants 59 * @{ 60 */ 61 62 /** @defgroup I2CEx_Analog_Filter I2C Extended Analog Filter 63 * @{ 64 */ 65 #define I2C_ANALOGFILTER_ENABLE 0x00000000U 66 #define I2C_ANALOGFILTER_DISABLE I2C_CR1_ANFOFF 67 /** 68 * @} 69 */ 70 71 /** @defgroup I2CEx_FastModePlus I2C Extended Fast Mode Plus 72 * @{ 73 */ 74 #define I2C_FMP_NOT_SUPPORTED 0xAAAA0000U /*!< Fast Mode Plus not supported */ 75 #define I2C_FASTMODEPLUS_PB6 SYSCFG_CFGR1_I2C_PB6_FMP /*!< Enable Fast Mode Plus on PB6 */ 76 #define I2C_FASTMODEPLUS_PB7 SYSCFG_CFGR1_I2C_PB7_FMP /*!< Enable Fast Mode Plus on PB7 */ 77 #if defined(SYSCFG_CFGR1_I2C_PB8_FMP) 78 #define I2C_FASTMODEPLUS_PB8 SYSCFG_CFGR1_I2C_PB8_FMP /*!< Enable Fast Mode Plus on PB8 */ 79 #define I2C_FASTMODEPLUS_PB9 SYSCFG_CFGR1_I2C_PB9_FMP /*!< Enable Fast Mode Plus on PB9 */ 80 #else 81 #define I2C_FASTMODEPLUS_PB8 (uint32_t)(0x00000010U | I2C_FMP_NOT_SUPPORTED) /*!< Fast Mode Plus PB8 not supported */ 82 #define I2C_FASTMODEPLUS_PB9 (uint32_t)(0x00000012U | I2C_FMP_NOT_SUPPORTED) /*!< Fast Mode Plus PB9 not supported */ 83 #endif 84 #define I2C_FASTMODEPLUS_I2C1 SYSCFG_CFGR1_I2C1_FMP /*!< Enable Fast Mode Plus on I2C1 pins */ 85 #if defined(SYSCFG_CFGR1_I2C2_FMP) 86 #define I2C_FASTMODEPLUS_I2C2 SYSCFG_CFGR1_I2C2_FMP /*!< Enable Fast Mode Plus on I2C2 pins */ 87 #else 88 #define I2C_FASTMODEPLUS_I2C2 (uint32_t)(0x00000200U | I2C_FMP_NOT_SUPPORTED) /*!< Fast Mode Plus I2C2 not supported */ 89 #endif 90 #define I2C_FASTMODEPLUS_I2C3 SYSCFG_CFGR1_I2C3_FMP /*!< Enable Fast Mode Plus on I2C3 pins */ 91 #if defined(SYSCFG_CFGR1_I2C4_FMP) 92 #define I2C_FASTMODEPLUS_I2C4 SYSCFG_CFGR1_I2C4_FMP /*!< Enable Fast Mode Plus on I2C4 pins */ 93 #else 94 #define I2C_FASTMODEPLUS_I2C4 (uint32_t)(0x00000800U | I2C_FMP_NOT_SUPPORTED) /*!< Fast Mode Plus I2C4 not supported */ 95 #endif 96 /** 97 * @} 98 */ 99 100 /** 101 * @} 102 */ 103 104 /* Exported macro ------------------------------------------------------------*/ 105 /* Exported functions --------------------------------------------------------*/ 106 107 /** @addtogroup I2CEx_Exported_Functions I2C Extended Exported Functions 108 * @{ 109 */ 110 111 /** @addtogroup I2CEx_Exported_Functions_Group1 Extended features functions 112 * @brief Extended features functions 113 * @{ 114 */ 115 116 /* Peripheral Control functions ************************************************/ 117 HAL_StatusTypeDef HAL_I2CEx_ConfigAnalogFilter(I2C_HandleTypeDef *hi2c, uint32_t AnalogFilter); 118 HAL_StatusTypeDef HAL_I2CEx_ConfigDigitalFilter(I2C_HandleTypeDef *hi2c, uint32_t DigitalFilter); 119 HAL_StatusTypeDef HAL_I2CEx_EnableWakeUp(I2C_HandleTypeDef *hi2c); 120 HAL_StatusTypeDef HAL_I2CEx_DisableWakeUp(I2C_HandleTypeDef *hi2c); 121 void HAL_I2CEx_EnableFastModePlus(uint32_t ConfigFastModePlus); 122 void HAL_I2CEx_DisableFastModePlus(uint32_t ConfigFastModePlus); 123 124 /* Private constants ---------------------------------------------------------*/ 125 /** @defgroup I2CEx_Private_Constants I2C Extended Private Constants 126 * @{ 127 */ 128 129 /** 130 * @} 131 */ 132 133 /* Private macros ------------------------------------------------------------*/ 134 /** @defgroup I2CEx_Private_Macro I2C Extended Private Macros 135 * @{ 136 */ 137 #define IS_I2C_ANALOG_FILTER(FILTER) (((FILTER) == I2C_ANALOGFILTER_ENABLE) || \ 138 ((FILTER) == I2C_ANALOGFILTER_DISABLE)) 139 140 #define IS_I2C_DIGITAL_FILTER(FILTER) ((FILTER) <= 0x0000000FU) 141 142 #define IS_I2C_FASTMODEPLUS(__CONFIG__) ((((__CONFIG__) & I2C_FMP_NOT_SUPPORTED) != I2C_FMP_NOT_SUPPORTED) && \ 143 ((((__CONFIG__) & (I2C_FASTMODEPLUS_PB6)) == I2C_FASTMODEPLUS_PB6) || \ 144 (((__CONFIG__) & (I2C_FASTMODEPLUS_PB7)) == I2C_FASTMODEPLUS_PB7) || \ 145 (((__CONFIG__) & (I2C_FASTMODEPLUS_PB8)) == I2C_FASTMODEPLUS_PB8) || \ 146 (((__CONFIG__) & (I2C_FASTMODEPLUS_PB9)) == I2C_FASTMODEPLUS_PB9) || \ 147 (((__CONFIG__) & (I2C_FASTMODEPLUS_I2C1)) == I2C_FASTMODEPLUS_I2C1) || \ 148 (((__CONFIG__) & (I2C_FASTMODEPLUS_I2C2)) == I2C_FASTMODEPLUS_I2C2) || \ 149 (((__CONFIG__) & (I2C_FASTMODEPLUS_I2C3)) == I2C_FASTMODEPLUS_I2C3) || \ 150 (((__CONFIG__) & (I2C_FASTMODEPLUS_I2C4)) == I2C_FASTMODEPLUS_I2C4))) 151 /** 152 * @} 153 */ 154 155 /* Private Functions ---------------------------------------------------------*/ 156 /** @defgroup I2CEx_Private_Functions I2C Extended Private Functions 157 * @{ 158 */ 159 /* Private functions are defined in stm32l4xx_hal_i2c_ex.c file */ 160 /** 161 * @} 162 */ 163 164 /** 165 * @} 166 */ 167 168 /** 169 * @} 170 */ 171 172 /** 173 * @} 174 */ 175 176 /** 177 * @} 178 */ 179 180 #ifdef __cplusplus 181 } 182 #endif 183 184 #endif /* STM32L4xx_HAL_I2C_EX_H */ 185 186 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ 187
