2 ******************************************************************************
3 * @file stm32l0xx_hal_i2c_ex.h
4 * @author MCD Application Team
6 * @date 06-February-2015
7 * @brief Header file of I2C HAL Extension module.
8 ******************************************************************************
11 * <h2><center>© COPYRIGHT(c) 2015 STMicroelectronics</center></h2>
13 * Redistribution and use in source and binary forms, with or without modification,
14 * are permitted provided that the following conditions are met:
15 * 1. Redistributions of source code must retain the above copyright notice,
16 * this list of conditions and the following disclaimer.
17 * 2. Redistributions in binary form must reproduce the above copyright notice,
18 * this list of conditions and the following disclaimer in the documentation
19 * and/or other materials provided with the distribution.
20 * 3. Neither the name of STMicroelectronics nor the names of its contributors
21 * may be used to endorse or promote products derived from this software
22 * without specific prior written permission.
24 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
25 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
27 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
30 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
31 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
32 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
33 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
35 ******************************************************************************
38 /* Define to prevent recursive inclusion -------------------------------------*/
39 #ifndef __STM32L0xx_HAL_I2C_EX_H
40 #define __STM32L0xx_HAL_I2C_EX_H
46 /* Includes ------------------------------------------------------------------*/
47 #include "stm32l0xx_hal_def.h"
49 /** @addtogroup STM32L0xx_HAL_Driver
57 /* Exported types ------------------------------------------------------------*/
58 /* Exported constants --------------------------------------------------------*/
60 /** @defgroup I2CEx_Exported_Constants
64 /** @defgroup I2CEx_Analog_Filter
67 #define I2C_ANALOGFILTER_ENABLE ((uint32_t)0x00000000)
68 #define I2C_ANALOGFILTER_DISABLE I2C_CR1_ANFOFF
73 /** @defgroup I2CEx_FastModePlus
76 #define I2C_FASTMODEPLUS_PB6 SYSCFG_CFGR2_I2C_PB6_FMP /*!< Enable Fast Mode Plus on PB6 */
77 #define I2C_FASTMODEPLUS_PB7 SYSCFG_CFGR2_I2C_PB7_FMP /*!< Enable Fast Mode Plus on PB7 */
78 #define I2C_FASTMODEPLUS_PB8 SYSCFG_CFGR2_I2C_PB8_FMP /*!< Enable Fast Mode Plus on PB8 */
79 #define I2C_FASTMODEPLUS_PB9 SYSCFG_CFGR2_I2C_PB9_FMP /*!< Enable Fast Mode Plus on PB9 */
80 #define I2C_FASTMODEPLUS_I2C1 SYSCFG_CFGR2_I2C1_FMP /*!< Enable Fast Mode Plus on I2C1 pins */
81 #if !defined(STM32L031xx) && !defined(STM32L041xx)
82 #define I2C_FASTMODEPLUS_I2C2 SYSCFG_CFGR2_I2C2_FMP /*!< Enable Fast Mode Plus on I2C2 pins */
84 #if defined(STM32L071xx) || defined(STM32L072xx) || defined(STM32L073xx) || defined(STM32L081xx) || defined(STM32L082xx) || defined(STM32L083xx)
85 #define I2C_FASTMODEPLUS_I2C3 SYSCFG_CFGR2_I2C3_FMP /*!< Enable Fast Mode Plus on I2C3 pins */
95 /* Exported macro ------------------------------------------------------------*/
96 /* Exported functions --------------------------------------------------------*/
98 /* Peripheral Control methods ************************************************/
99 HAL_StatusTypeDef HAL_I2CEx_ConfigAnalogFilter(I2C_HandleTypeDef *hi2c, uint32_t AnalogFilter);
100 HAL_StatusTypeDef HAL_I2CEx_ConfigDigitalFilter(I2C_HandleTypeDef *hi2c, uint32_t DigitalFilter);
101 HAL_StatusTypeDef HAL_I2CEx_EnableWakeUp(I2C_HandleTypeDef *hi2c);
102 HAL_StatusTypeDef HAL_I2CEx_DisableWakeUp(I2C_HandleTypeDef *hi2c);
103 void HAL_I2CEx_EnableFastModePlus(uint32_t ConfigFastModePlus);
104 void HAL_I2CEx_DisableFastModePlus(uint32_t ConfigFastModePlus);
106 /* Private constants ---------------------------------------------------------*/
107 /** @defgroup I2C_Private_Constants I2C Private Constants
115 /* Private macros ------------------------------------------------------------*/
116 /** @defgroup I2C_Private_Macro I2C Private Macros
119 #define IS_I2C_ANALOG_FILTER(FILTER) (((FILTER) == I2C_ANALOGFILTER_ENABLE) || \
120 ((FILTER) == I2C_ANALOGFILTER_DISABLE))
122 #define IS_I2C_DIGITAL_FILTER(FILTER) ((FILTER) <= 0x0000000F)
124 #if defined(STM32L031xx) || defined(STM32L041xx)
125 #define IS_I2C_FASTMODEPLUS(__CONFIG__) ((((__CONFIG__) & (I2C_FASTMODEPLUS_PB6)) == I2C_FASTMODEPLUS_PB6) || \
126 (((__CONFIG__) & (I2C_FASTMODEPLUS_PB7)) == I2C_FASTMODEPLUS_PB7) || \
127 (((__CONFIG__) & (I2C_FASTMODEPLUS_PB8)) == I2C_FASTMODEPLUS_PB8) || \
128 (((__CONFIG__) & (I2C_FASTMODEPLUS_PB9)) == I2C_FASTMODEPLUS_PB9) || \
129 (((__CONFIG__) & (I2C_FASTMODEPLUS_I2C1)) == I2C_FASTMODEPLUS_I2C1))
130 #elif defined(STM32L071xx) || defined(STM32L072xx) || defined(STM32L073xx) || defined(STM32L081xx) || defined(STM32L082xx) || defined(STM32L083xx)
131 #define IS_I2C_FASTMODEPLUS(__CONFIG__) ((((__CONFIG__) & (I2C_FASTMODEPLUS_PB6)) == I2C_FASTMODEPLUS_PB6) || \
132 (((__CONFIG__) & (I2C_FASTMODEPLUS_PB7)) == I2C_FASTMODEPLUS_PB7) || \
133 (((__CONFIG__) & (I2C_FASTMODEPLUS_PB8)) == I2C_FASTMODEPLUS_PB8) || \
134 (((__CONFIG__) & (I2C_FASTMODEPLUS_PB9)) == I2C_FASTMODEPLUS_PB9) || \
135 (((__CONFIG__) & (I2C_FASTMODEPLUS_I2C1)) == I2C_FASTMODEPLUS_I2C1) || \
136 (((__CONFIG__) & (I2C_FASTMODEPLUS_I2C2)) == I2C_FASTMODEPLUS_I2C2) || \
137 (((__CONFIG__) & (I2C_FASTMODEPLUS_I2C3)) == I2C_FASTMODEPLUS_I2C3))
139 #define IS_I2C_FASTMODEPLUS(__CONFIG__) ((((__CONFIG__) & (I2C_FASTMODEPLUS_PB6)) == I2C_FASTMODEPLUS_PB6) || \
140 (((__CONFIG__) & (I2C_FASTMODEPLUS_PB7)) == I2C_FASTMODEPLUS_PB7) || \
141 (((__CONFIG__) & (I2C_FASTMODEPLUS_PB8)) == I2C_FASTMODEPLUS_PB8) || \
142 (((__CONFIG__) & (I2C_FASTMODEPLUS_PB9)) == I2C_FASTMODEPLUS_PB9) || \
143 (((__CONFIG__) & (I2C_FASTMODEPLUS_I2C1)) == I2C_FASTMODEPLUS_I2C1) || \
144 (((__CONFIG__) & (I2C_FASTMODEPLUS_I2C2)) == I2C_FASTMODEPLUS_I2C2))
150 /* Private Fonctions ---------------------------------------------------------*/
151 /** @defgroup I2C_Private_Functions I2C Private Functions
154 /* Private functions are defined in stm32l0xx_hal_i2c_ex.c file */
171 #endif /* __STM32L0xx_HAL_I2C_EX_H */
174 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/