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1 /**
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2 ******************************************************************************
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3 * @file stm32l4xx_hal_i2c_ex.h
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4 * @author MCD Application Team
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5 * @version V1.6.0
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6 * @date 28-October-2016
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7 * @brief Header file of I2C HAL Extended module.
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8 ******************************************************************************
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9 * @attention
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10 *
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11 * <h2><center>© COPYRIGHT(c) 2016 STMicroelectronics</center></h2>
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12 *
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13 * Redistribution and use in source and binary forms, with or without modification,
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14 * are permitted provided that the following conditions are met:
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15 * 1. Redistributions of source code must retain the above copyright notice,
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16 * this list of conditions and the following disclaimer.
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17 * 2. Redistributions in binary form must reproduce the above copyright notice,
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18 * this list of conditions and the following disclaimer in the documentation
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19 * and/or other materials provided with the distribution.
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20 * 3. Neither the name of STMicroelectronics nor the names of its contributors
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21 * may be used to endorse or promote products derived from this software
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22 * without specific prior written permission.
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23 *
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24 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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25 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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27 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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30 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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31 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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32 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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33 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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34 *
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35 ******************************************************************************
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36 */
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37
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38 /* Define to prevent recursive inclusion -------------------------------------*/
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39 #ifndef __STM32L4xx_HAL_I2C_EX_H
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40 #define __STM32L4xx_HAL_I2C_EX_H
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41
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42 #ifdef __cplusplus
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43 extern "C" {
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44 #endif
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45
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46 /* Includes ------------------------------------------------------------------*/
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47 #include "stm32l4xx_hal_def.h"
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48
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49 /** @addtogroup STM32L4xx_HAL_Driver
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50 * @{
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51 */
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52
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53 /** @addtogroup I2CEx
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54 * @{
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55 */
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56
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57 /* Exported types ------------------------------------------------------------*/
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58 /* Exported constants --------------------------------------------------------*/
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59
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60 /** @defgroup I2CEx_Exported_Constants I2C Extended Exported Constants
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61 * @{
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62 */
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63
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64 /** @defgroup I2CEx_Analog_Filter I2C Extended Analog Filter
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65 * @{
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66 */
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67 #define I2C_ANALOGFILTER_ENABLE ((uint32_t)0x00000000U)
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68 #define I2C_ANALOGFILTER_DISABLE I2C_CR1_ANFOFF
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69 /**
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70 * @}
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71 */
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72
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73 /** @defgroup I2CEx_FastModePlus I2C Extended Fast Mode Plus
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74 * @{
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75 */
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76 #define I2C_FMP_NOT_SUPPORTED (uint32_t)(0xFFFFFFFFU) /*!< Fast Mode Plus not supported */
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77 #define I2C_FASTMODEPLUS_PB6 SYSCFG_CFGR1_I2C_PB6_FMP /*!< Enable Fast Mode Plus on PB6 */
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78 #define I2C_FASTMODEPLUS_PB7 SYSCFG_CFGR1_I2C_PB7_FMP /*!< Enable Fast Mode Plus on PB7 */
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79 #if defined(SYSCFG_CFGR1_I2C_PB8_FMP)
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80 #define I2C_FASTMODEPLUS_PB8 SYSCFG_CFGR1_I2C_PB8_FMP /*!< Enable Fast Mode Plus on PB8 */
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81 #define I2C_FASTMODEPLUS_PB9 SYSCFG_CFGR1_I2C_PB9_FMP /*!< Enable Fast Mode Plus on PB9 */
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82 #else
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83 #define I2C_FASTMODEPLUS_PB8 I2C_FMP_NOT_SUPPORTED /*!< Fast Mode Plus PB8 not supported */
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84 #define I2C_FASTMODEPLUS_PB9 I2C_FMP_NOT_SUPPORTED /*!< Fast Mode Plus PB9 not supported */
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85 #endif
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86 #define I2C_FASTMODEPLUS_I2C1 SYSCFG_CFGR1_I2C1_FMP /*!< Enable Fast Mode Plus on I2C1 pins */
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87 #if defined(SYSCFG_CFGR1_I2C2_FMP)
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88 #define I2C_FASTMODEPLUS_I2C2 SYSCFG_CFGR1_I2C2_FMP /*!< Enable Fast Mode Plus on I2C2 pins */
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89 #else
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90 #define I2C_FASTMODEPLUS_I2C2 I2C_FMP_NOT_SUPPORTED /*!< Fast Mode Plus I2C2 not supported */
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91 #endif
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92 #define I2C_FASTMODEPLUS_I2C3 SYSCFG_CFGR1_I2C3_FMP /*!< Enable Fast Mode Plus on I2C3 pins */
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93 #if defined(SYSCFG_CFGR1_I2C4_FMP)
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94 #define I2C_FASTMODEPLUS_I2C4 SYSCFG_CFGR1_I2C4_FMP /*!< Enable Fast Mode Plus on I2C4 pins */
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95 #else
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96 #define I2C_FASTMODEPLUS_I2C4 I2C_FMP_NOT_SUPPORTED /*!< Fast Mode Plus I2C4 not supported */
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97 #endif
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98 /**
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99 * @}
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100 */
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101
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102 /**
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103 * @}
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104 */
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105
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106 /* Exported macro ------------------------------------------------------------*/
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107 /* Exported functions --------------------------------------------------------*/
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108
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109 /** @addtogroup I2CEx_Exported_Functions I2C Extended Exported Functions
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110 * @{
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111 */
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112
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113 /** @addtogroup I2CEx_Exported_Functions_Group1 Extended features functions
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114 * @brief Extended features functions
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115 * @{
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116 */
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117
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118 /* Peripheral Control functions ************************************************/
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119 HAL_StatusTypeDef HAL_I2CEx_ConfigAnalogFilter(I2C_HandleTypeDef *hi2c, uint32_t AnalogFilter);
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120 HAL_StatusTypeDef HAL_I2CEx_ConfigDigitalFilter(I2C_HandleTypeDef *hi2c, uint32_t DigitalFilter);
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121 HAL_StatusTypeDef HAL_I2CEx_EnableWakeUp(I2C_HandleTypeDef *hi2c);
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122 HAL_StatusTypeDef HAL_I2CEx_DisableWakeUp(I2C_HandleTypeDef *hi2c);
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123 void HAL_I2CEx_EnableFastModePlus(uint32_t ConfigFastModePlus);
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124 void HAL_I2CEx_DisableFastModePlus(uint32_t ConfigFastModePlus);
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125
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126 /* Private constants ---------------------------------------------------------*/
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127 /** @defgroup I2CEx_Private_Constants I2C Extended Private Constants
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128 * @{
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129 */
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130
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131 /**
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132 * @}
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133 */
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134
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135 /* Private macros ------------------------------------------------------------*/
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136 /** @defgroup I2CEx_Private_Macro I2C Extended Private Macros
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137 * @{
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138 */
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139 #define IS_I2C_ANALOG_FILTER(FILTER) (((FILTER) == I2C_ANALOGFILTER_ENABLE) || \
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140 ((FILTER) == I2C_ANALOGFILTER_DISABLE))
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141
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142 #define IS_I2C_DIGITAL_FILTER(FILTER) ((FILTER) <= 0x0000000FU)
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143
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144 #define IS_I2C_FASTMODEPLUS(__CONFIG__) (((__CONFIG__) != I2C_FMP_NOT_SUPPORTED) && \
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145 ((((__CONFIG__) & (I2C_FASTMODEPLUS_PB6)) == I2C_FASTMODEPLUS_PB6) || \
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146 (((__CONFIG__) & (I2C_FASTMODEPLUS_PB7)) == I2C_FASTMODEPLUS_PB7) || \
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147 (((__CONFIG__) & (I2C_FASTMODEPLUS_PB8)) == I2C_FASTMODEPLUS_PB8) || \
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148 (((__CONFIG__) & (I2C_FASTMODEPLUS_PB9)) == I2C_FASTMODEPLUS_PB9) || \
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149 (((__CONFIG__) & (I2C_FASTMODEPLUS_I2C1)) == I2C_FASTMODEPLUS_I2C1) || \
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150 (((__CONFIG__) & (I2C_FASTMODEPLUS_I2C2)) == I2C_FASTMODEPLUS_I2C2) || \
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151 (((__CONFIG__) & (I2C_FASTMODEPLUS_I2C3)) == I2C_FASTMODEPLUS_I2C3) || \
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152 (((__CONFIG__) & (I2C_FASTMODEPLUS_I2C4)) == I2C_FASTMODEPLUS_I2C4)))
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153 /**
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154 * @}
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155 */
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156
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157 /* Private Functions ---------------------------------------------------------*/
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158 /** @defgroup I2CEx_Private_Functions I2C Extended Private Functions
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159 * @{
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160 */
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161 /* Private functions are defined in stm32l4xx_hal_i2c_ex.c file */
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162 /**
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163 * @}
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164 */
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165
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166 /**
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167 * @}
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168 */
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169
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170 /**
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171 * @}
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172 */
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173
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174 /**
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175 * @}
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176 */
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177
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178 /**
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179 * @}
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180 */
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181
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182 #ifdef __cplusplus
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183 }
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184 #endif
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185
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186 #endif /* __STM32L4xx_HAL_I2C_EX_H */
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187
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188 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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