1 /** 2 ****************************************************************************** 3 * @file stm32l0xx_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) 2016 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 __STM32L0xx_HAL_I2C_EX_H 38 #define __STM32L0xx_HAL_I2C_EX_H 39 40 #ifdef __cplusplus 41 extern "C" { 42 #endif 43 44 /* Includes ------------------------------------------------------------------*/ 45 #include "stm32l0xx_hal_def.h" 46 47 /** @addtogroup STM32L0xx_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_CFGR2_I2C_PB6_FMP /*!< Enable Fast Mode Plus on PB6 */ 76 #define I2C_FASTMODEPLUS_PB7 SYSCFG_CFGR2_I2C_PB7_FMP /*!< Enable Fast Mode Plus on PB7 */ 77 #define I2C_FASTMODEPLUS_PB8 SYSCFG_CFGR2_I2C_PB8_FMP /*!< Enable Fast Mode Plus on PB8 */ 78 #define I2C_FASTMODEPLUS_PB9 SYSCFG_CFGR2_I2C_PB9_FMP /*!< Enable Fast Mode Plus on PB9 */ 79 #define I2C_FASTMODEPLUS_I2C1 SYSCFG_CFGR2_I2C1_FMP /*!< Enable Fast Mode Plus on I2C1 pins */ 80 #if defined(SYSCFG_CFGR2_I2C2_FMP) 81 #define I2C_FASTMODEPLUS_I2C2 SYSCFG_CFGR2_I2C2_FMP /*!< Enable Fast Mode Plus on I2C2 pins */ 82 #else 83 #define I2C_FASTMODEPLUS_I2C2 (uint32_t)(0x00000200U | I2C_FMP_NOT_SUPPORTED) /*!< Fast Mode Plus I2C2 not supported */ 84 #endif 85 #if defined(SYSCFG_CFGR2_I2C3_FMP) 86 #define I2C_FASTMODEPLUS_I2C3 SYSCFG_CFGR2_I2C3_FMP /*!< Enable Fast Mode Plus on I2C3 pins */ 87 #else 88 #define I2C_FASTMODEPLUS_I2C3 (uint32_t)(0x00000400U | I2C_FMP_NOT_SUPPORTED) /*!< Fast Mode Plus I2C3 not supported */ 89 #endif 90 /** 91 * @} 92 */ 93 94 /** 95 * @} 96 */ 97 98 /* Exported macro ------------------------------------------------------------*/ 99 /* Exported functions --------------------------------------------------------*/ 100 101 /** @addtogroup I2CEx_Exported_Functions I2C Extended Exported Functions 102 * @{ 103 */ 104 105 /** @addtogroup I2CEx_Exported_Functions_Group1 Extended features functions 106 * @brief Extended features functions 107 * @{ 108 */ 109 110 /* Peripheral Control functions ************************************************/ 111 HAL_StatusTypeDef HAL_I2CEx_ConfigAnalogFilter(I2C_HandleTypeDef *hi2c, uint32_t AnalogFilter); 112 HAL_StatusTypeDef HAL_I2CEx_ConfigDigitalFilter(I2C_HandleTypeDef *hi2c, uint32_t DigitalFilter); 113 HAL_StatusTypeDef HAL_I2CEx_EnableWakeUp(I2C_HandleTypeDef *hi2c); 114 HAL_StatusTypeDef HAL_I2CEx_DisableWakeUp(I2C_HandleTypeDef *hi2c); 115 void HAL_I2CEx_EnableFastModePlus(uint32_t ConfigFastModePlus); 116 void HAL_I2CEx_DisableFastModePlus(uint32_t ConfigFastModePlus); 117 118 /* Private constants ---------------------------------------------------------*/ 119 /** @defgroup I2CEx_Private_Constants I2C Extended Private Constants 120 * @{ 121 */ 122 123 /** 124 * @} 125 */ 126 127 /* Private macros ------------------------------------------------------------*/ 128 /** @defgroup I2CEx_Private_Macro I2C Extended Private Macros 129 * @{ 130 */ 131 #define IS_I2C_ANALOG_FILTER(FILTER) (((FILTER) == I2C_ANALOGFILTER_ENABLE) || \ 132 ((FILTER) == I2C_ANALOGFILTER_DISABLE)) 133 134 #define IS_I2C_DIGITAL_FILTER(FILTER) ((FILTER) <= 0x0000000FU) 135 136 #define IS_I2C_FASTMODEPLUS(__CONFIG__) ((((__CONFIG__) & I2C_FMP_NOT_SUPPORTED) != I2C_FMP_NOT_SUPPORTED) && \ 137 ((((__CONFIG__) & (I2C_FASTMODEPLUS_PB6)) == I2C_FASTMODEPLUS_PB6) || \ 138 (((__CONFIG__) & (I2C_FASTMODEPLUS_PB7)) == I2C_FASTMODEPLUS_PB7) || \ 139 (((__CONFIG__) & (I2C_FASTMODEPLUS_PB8)) == I2C_FASTMODEPLUS_PB8) || \ 140 (((__CONFIG__) & (I2C_FASTMODEPLUS_PB9)) == I2C_FASTMODEPLUS_PB9) || \ 141 (((__CONFIG__) & (I2C_FASTMODEPLUS_I2C1)) == I2C_FASTMODEPLUS_I2C1) || \ 142 (((__CONFIG__) & (I2C_FASTMODEPLUS_I2C2)) == I2C_FASTMODEPLUS_I2C2) || \ 143 (((__CONFIG__) & (I2C_FASTMODEPLUS_I2C3)) == I2C_FASTMODEPLUS_I2C3))) 144 /** 145 * @} 146 */ 147 148 /* Private Functions ---------------------------------------------------------*/ 149 /** @defgroup I2CEx_Private_Functions I2C Extended Private Functions 150 * @{ 151 */ 152 /* Private functions are defined in stm32l0xx_hal_i2c_ex.c file */ 153 /** 154 * @} 155 */ 156 157 /** 158 * @} 159 */ 160 161 /** 162 * @} 163 */ 164 165 /** 166 * @} 167 */ 168 169 /** 170 * @} 171 */ 172 173 #ifdef __cplusplus 174 } 175 #endif 176 177 #endif /* __STM32L0xx_HAL_I2C_EX_H */ 178 179 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ 180
