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  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>&copy; Copyright (c) 2016 STMicroelectronics.
  10. * All rights reserved.</center></h2>
  11. *
  12. * This software component is licensed by ST under BSD 3-Clause license,
  13. * the "License"; You may not use this file except in compliance with the
  14. * License. You may obtain a copy of the License at:
  15. * opensource.org/licenses/BSD-3-Clause
  16. *
  17. ******************************************************************************
  18. */
  19. /* Define to prevent recursive inclusion -------------------------------------*/
  20. #ifndef STM32L0xx_HAL_I2C_EX_H
  21. #define STM32L0xx_HAL_I2C_EX_H
  22. #ifdef __cplusplus
  23. extern "C" {
  24. #endif
  25. /* Includes ------------------------------------------------------------------*/
  26. #include "stm32l0xx_hal_def.h"
  27. /** @addtogroup STM32L0xx_HAL_Driver
  28. * @{
  29. */
  30. /** @addtogroup I2CEx
  31. * @{
  32. */
  33. /* Exported types ------------------------------------------------------------*/
  34. /* Exported constants --------------------------------------------------------*/
  35. /** @defgroup I2CEx_Exported_Constants I2C Extended Exported Constants
  36. * @{
  37. */
  38. /** @defgroup I2CEx_Analog_Filter I2C Extended Analog Filter
  39. * @{
  40. */
  41. #define I2C_ANALOGFILTER_ENABLE 0x00000000U
  42. #define I2C_ANALOGFILTER_DISABLE I2C_CR1_ANFOFF
  43. /**
  44. * @}
  45. */
  46. /** @defgroup I2CEx_FastModePlus I2C Extended Fast Mode Plus
  47. * @{
  48. */
  49. #define I2C_FMP_NOT_SUPPORTED 0xAAAA0000U /*!< Fast Mode Plus not supported */
  50. #if defined(SYSCFG_CFGR2_I2C_PB6_FMP)
  51. #define I2C_FASTMODEPLUS_PB6 SYSCFG_CFGR2_I2C_PB6_FMP /*!< Enable Fast Mode Plus on PB6 */
  52. #define I2C_FASTMODEPLUS_PB7 SYSCFG_CFGR2_I2C_PB7_FMP /*!< Enable Fast Mode Plus on PB7 */
  53. #else
  54. #define I2C_FASTMODEPLUS_PB6 (uint32_t)(0x00000004U | I2C_FMP_NOT_SUPPORTED) /*!< Fast Mode Plus PB6 not supported */
  55. #define I2C_FASTMODEPLUS_PB7 (uint32_t)(0x00000008U | I2C_FMP_NOT_SUPPORTED) /*!< Fast Mode Plus PB7 not supported */
  56. #endif
  57. #if defined(SYSCFG_CFGR2_I2C_PB8_FMP)
  58. #define I2C_FASTMODEPLUS_PB8 SYSCFG_CFGR2_I2C_PB8_FMP /*!< Enable Fast Mode Plus on PB8 */
  59. #define I2C_FASTMODEPLUS_PB9 SYSCFG_CFGR2_I2C_PB9_FMP /*!< Enable Fast Mode Plus on PB9 */
  60. #else
  61. #define I2C_FASTMODEPLUS_PB8 (uint32_t)(0x00000010U | I2C_FMP_NOT_SUPPORTED) /*!< Fast Mode Plus PB8 not supported */
  62. #define I2C_FASTMODEPLUS_PB9 (uint32_t)(0x00000012U | I2C_FMP_NOT_SUPPORTED) /*!< Fast Mode Plus PB9 not supported */
  63. #endif
  64. #if defined(SYSCFG_CFGR2_I2C1_FMP)
  65. #define I2C_FASTMODEPLUS_I2C1 SYSCFG_CFGR2_I2C1_FMP /*!< Enable Fast Mode Plus on I2C1 pins */
  66. #else
  67. #define I2C_FASTMODEPLUS_I2C1 (uint32_t)(0x00000100U | I2C_FMP_NOT_SUPPORTED) /*!< Fast Mode Plus I2C1 not supported */
  68. #endif
  69. #if defined(SYSCFG_CFGR2_I2C2_FMP)
  70. #define I2C_FASTMODEPLUS_I2C2 SYSCFG_CFGR2_I2C2_FMP /*!< Enable Fast Mode Plus on I2C2 pins */
  71. #else
  72. #define I2C_FASTMODEPLUS_I2C2 (uint32_t)(0x00000200U | I2C_FMP_NOT_SUPPORTED) /*!< Fast Mode Plus I2C2 not supported */
  73. #endif
  74. #if defined(SYSCFG_CFGR2_I2C3_FMP)
  75. #define I2C_FASTMODEPLUS_I2C3 SYSCFG_CFGR2_I2C3_FMP /*!< Enable Fast Mode Plus on I2C3 pins */
  76. #else
  77. #define I2C_FASTMODEPLUS_I2C3 (uint32_t)(0x00000400U | I2C_FMP_NOT_SUPPORTED) /*!< Fast Mode Plus I2C3 not supported */
  78. #endif
  79. /**
  80. * @}
  81. */
  82. /**
  83. * @}
  84. */
  85. /* Exported macro ------------------------------------------------------------*/
  86. /* Exported functions --------------------------------------------------------*/
  87. /** @addtogroup I2CEx_Exported_Functions I2C Extended Exported Functions
  88. * @{
  89. */
  90. /** @addtogroup I2CEx_Exported_Functions_Group1 Extended features functions
  91. * @brief Extended features functions
  92. * @{
  93. */
  94. /* Peripheral Control functions ************************************************/
  95. HAL_StatusTypeDef HAL_I2CEx_ConfigAnalogFilter(I2C_HandleTypeDef *hi2c, uint32_t AnalogFilter);
  96. HAL_StatusTypeDef HAL_I2CEx_ConfigDigitalFilter(I2C_HandleTypeDef *hi2c, uint32_t DigitalFilter);
  97. HAL_StatusTypeDef HAL_I2CEx_EnableWakeUp(I2C_HandleTypeDef *hi2c);
  98. HAL_StatusTypeDef HAL_I2CEx_DisableWakeUp(I2C_HandleTypeDef *hi2c);
  99. #if (defined(SYSCFG_CFGR2_I2C_PB6_FMP) || defined(SYSCFG_CFGR2_I2C_PB7_FMP)) || (defined(SYSCFG_CFGR2_I2C_PB8_FMP) || defined(SYSCFG_CFGR2_I2C_PB9_FMP)) || (defined(SYSCFG_CFGR2_I2C1_FMP)) || defined(SYSCFG_CFGR2_I2C2_FMP) || defined(SYSCFG_CFGR2_I2C3_FMP)
  100. void HAL_I2CEx_EnableFastModePlus(uint32_t ConfigFastModePlus);
  101. void HAL_I2CEx_DisableFastModePlus(uint32_t ConfigFastModePlus);
  102. #endif
  103. /* Private constants ---------------------------------------------------------*/
  104. /** @defgroup I2CEx_Private_Constants I2C Extended Private Constants
  105. * @{
  106. */
  107. /**
  108. * @}
  109. */
  110. /* Private macros ------------------------------------------------------------*/
  111. /** @defgroup I2CEx_Private_Macro I2C Extended Private Macros
  112. * @{
  113. */
  114. #define IS_I2C_ANALOG_FILTER(FILTER) (((FILTER) == I2C_ANALOGFILTER_ENABLE) || \
  115. ((FILTER) == I2C_ANALOGFILTER_DISABLE))
  116. #define IS_I2C_DIGITAL_FILTER(FILTER) ((FILTER) <= 0x0000000FU)
  117. #define IS_I2C_FASTMODEPLUS(__CONFIG__) ((((__CONFIG__) & I2C_FMP_NOT_SUPPORTED) != I2C_FMP_NOT_SUPPORTED) && \
  118. ((((__CONFIG__) & (I2C_FASTMODEPLUS_PB6)) == I2C_FASTMODEPLUS_PB6) || \
  119. (((__CONFIG__) & (I2C_FASTMODEPLUS_PB7)) == I2C_FASTMODEPLUS_PB7) || \
  120. (((__CONFIG__) & (I2C_FASTMODEPLUS_PB8)) == I2C_FASTMODEPLUS_PB8) || \
  121. (((__CONFIG__) & (I2C_FASTMODEPLUS_PB9)) == I2C_FASTMODEPLUS_PB9) || \
  122. (((__CONFIG__) & (I2C_FASTMODEPLUS_I2C1)) == I2C_FASTMODEPLUS_I2C1) || \
  123. (((__CONFIG__) & (I2C_FASTMODEPLUS_I2C2)) == I2C_FASTMODEPLUS_I2C2) || \
  124. (((__CONFIG__) & (I2C_FASTMODEPLUS_I2C3)) == I2C_FASTMODEPLUS_I2C3)))
  125. /**
  126. * @}
  127. */
  128. /* Private Functions ---------------------------------------------------------*/
  129. /** @defgroup I2CEx_Private_Functions I2C Extended Private Functions
  130. * @{
  131. */
  132. /* Private functions are defined in stm32l0xx_hal_i2c_ex.c file */
  133. /**
  134. * @}
  135. */
  136. /**
  137. * @}
  138. */
  139. /**
  140. * @}
  141. */
  142. /**
  143. * @}
  144. */
  145. /**
  146. * @}
  147. */
  148. #ifdef __cplusplus
  149. }
  150. #endif
  151. #endif /* STM32L0xx_HAL_I2C_EX_H */
  152. /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/