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Last commit 20 Feb 2019 by mbed official

targets/cmsis/TARGET_STM/TARGET_STM32F0/stm32f0xx_hal_i2c_ex.c@630:825f75ca301e, 2015-09-28 (annotated)

Committer:
mbed_official
Date:
Mon Sep 28 10:45:10 2015 +0100
Revision:
630:825f75ca301e
Parent:
441:d2c15dda23c1 
Synchronized with git revision 54fbe4144faf309c37205a5d39fa665daa919f10



Full URL: https://github.com/mbedmicro/mbed/commit/54fbe4144faf309c37205a5d39fa665daa919f10/



NUCLEO_F031K6 : Add new target

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_official 340:28d1f895c6fe 1 /**
mbed_official 340:28d1f895c6fe 2 ******************************************************************************
mbed_official 340:28d1f895c6fe 3 * @file stm32f0xx_hal_i2c_ex.c
mbed_official 340:28d1f895c6fe 4 * @author MCD Application Team
mbed_official 630:825f75ca301e 5 * @version V1.3.0
mbed_official 630:825f75ca301e 6 * @date 26-June-2015
mbed_official 630:825f75ca301e 7 * @brief I2C Extended HAL module driver.
mbed_official 340:28d1f895c6fe 8 * This file provides firmware functions to manage the following
mbed_official 630:825f75ca301e 9 * functionalities of I2C Extended peripheral:
mbed_official 630:825f75ca301e 10 * + Extended features functions
mbed_official 340:28d1f895c6fe 11 *
mbed_official 340:28d1f895c6fe 12 @verbatim
mbed_official 340:28d1f895c6fe 13 ==============================================================================
mbed_official 630:825f75ca301e 14 ##### I2C peripheral Extended features #####
mbed_official 340:28d1f895c6fe 15 ==============================================================================
mbed_official 340:28d1f895c6fe 16
mbed_official 630:825f75ca301e 17 [..] Comparing to other previous devices, the I2C interface for STM32F0xx
mbed_official 340:28d1f895c6fe 18 devices contains the following additional features
mbed_official 340:28d1f895c6fe 19
mbed_official 340:28d1f895c6fe 20 (+) Possibility to disable or enable Analog Noise Filter
mbed_official 340:28d1f895c6fe 21 (+) Use of a configured Digital Noise Filter
mbed_official 340:28d1f895c6fe 22 (+) Disable or enable wakeup from Stop mode
mbed_official 340:28d1f895c6fe 23
mbed_official 340:28d1f895c6fe 24 ##### How to use this driver #####
mbed_official 340:28d1f895c6fe 25 ==============================================================================
mbed_official 340:28d1f895c6fe 26 [..] This driver provides functions to configure Noise Filter
mbed_official 630:825f75ca301e 27 (#) Configure I2C Analog noise filter using the function HAL_I2CEx_ConfigAnalogFilter()
mbed_official 630:825f75ca301e 28 (#) Configure I2C Digital noise filter using the function HAL_I2CEx_ConfigDigitalFilter()
mbed_official 630:825f75ca301e 29 (#) Configure the enable or disable of I2C Wake Up Mode using the functions :
mbed_official 340:28d1f895c6fe 30 (++) HAL_I2CEx_EnableWakeUp()
mbed_official 340:28d1f895c6fe 31 (++) HAL_I2CEx_DisableWakeUp()
mbed_official 630:825f75ca301e 32 (#) Configure the enable or disable of fast mode plus driving capability using the functions :
mbed_official 630:825f75ca301e 33 (++) HAL_I2CEx_EnableFastModePlus()
mbed_official 630:825f75ca301e 34 (++) HAL_I2CEx_DisbleFastModePlus()
mbed_official 340:28d1f895c6fe 35 @endverbatim
mbed_official 340:28d1f895c6fe 36 ******************************************************************************
mbed_official 340:28d1f895c6fe 37 * @attention
mbed_official 340:28d1f895c6fe 38 *
mbed_official 630:825f75ca301e 39 * <h2><center>&copy; COPYRIGHT(c) 2015 STMicroelectronics</center></h2>
mbed_official 340:28d1f895c6fe 40 *
mbed_official 340:28d1f895c6fe 41 * Redistribution and use in source and binary forms, with or without modification,
mbed_official 340:28d1f895c6fe 42 * are permitted provided that the following conditions are met:
mbed_official 340:28d1f895c6fe 43 * 1. Redistributions of source code must retain the above copyright notice,
mbed_official 340:28d1f895c6fe 44 * this list of conditions and the following disclaimer.
mbed_official 340:28d1f895c6fe 45 * 2. Redistributions in binary form must reproduce the above copyright notice,
mbed_official 340:28d1f895c6fe 46 * this list of conditions and the following disclaimer in the documentation
mbed_official 340:28d1f895c6fe 47 * and/or other materials provided with the distribution.
mbed_official 340:28d1f895c6fe 48 * 3. Neither the name of STMicroelectronics nor the names of its contributors
mbed_official 340:28d1f895c6fe 49 * may be used to endorse or promote products derived from this software
mbed_official 340:28d1f895c6fe 50 * without specific prior written permission.
mbed_official 340:28d1f895c6fe 51 *
mbed_official 340:28d1f895c6fe 52 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
mbed_official 340:28d1f895c6fe 53 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
mbed_official 340:28d1f895c6fe 54 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
mbed_official 340:28d1f895c6fe 55 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
mbed_official 340:28d1f895c6fe 56 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
mbed_official 340:28d1f895c6fe 57 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
mbed_official 340:28d1f895c6fe 58 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
mbed_official 340:28d1f895c6fe 59 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
mbed_official 340:28d1f895c6fe 60 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
mbed_official 340:28d1f895c6fe 61 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
mbed_official 340:28d1f895c6fe 62 *
mbed_official 340:28d1f895c6fe 63 ******************************************************************************
mbed_official 340:28d1f895c6fe 64 */
mbed_official 340:28d1f895c6fe 65
mbed_official 340:28d1f895c6fe 66 /* Includes ------------------------------------------------------------------*/
mbed_official 340:28d1f895c6fe 67 #include "stm32f0xx_hal.h"
mbed_official 340:28d1f895c6fe 68
mbed_official 340:28d1f895c6fe 69 /** @addtogroup STM32F0xx_HAL_Driver
mbed_official 340:28d1f895c6fe 70 * @{
mbed_official 340:28d1f895c6fe 71 */
mbed_official 340:28d1f895c6fe 72
mbed_official 630:825f75ca301e 73 /** @defgroup I2CEx I2CEx
mbed_official 340:28d1f895c6fe 74 * @brief I2C Extended HAL module driver
mbed_official 340:28d1f895c6fe 75 * @{
mbed_official 340:28d1f895c6fe 76 */
mbed_official 340:28d1f895c6fe 77
mbed_official 340:28d1f895c6fe 78 #ifdef HAL_I2C_MODULE_ENABLED
mbed_official 340:28d1f895c6fe 79
mbed_official 340:28d1f895c6fe 80 /* Private typedef -----------------------------------------------------------*/
mbed_official 340:28d1f895c6fe 81 /* Private define ------------------------------------------------------------*/
mbed_official 340:28d1f895c6fe 82 /* Private macro -------------------------------------------------------------*/
mbed_official 340:28d1f895c6fe 83 /* Private variables ---------------------------------------------------------*/
mbed_official 340:28d1f895c6fe 84 /* Private function prototypes -----------------------------------------------*/
mbed_official 340:28d1f895c6fe 85 /* Private functions ---------------------------------------------------------*/
mbed_official 340:28d1f895c6fe 86
mbed_official 630:825f75ca301e 87 /** @defgroup I2CEx_Exported_Functions I2C Extended Exported Functions
mbed_official 340:28d1f895c6fe 88 * @{
mbed_official 340:28d1f895c6fe 89 */
mbed_official 340:28d1f895c6fe 90
mbed_official 340:28d1f895c6fe 91 /** @defgroup I2CEx_Exported_Functions_Group1 Extended features functions
mbed_official 340:28d1f895c6fe 92 * @brief Extended features functions
mbed_official 340:28d1f895c6fe 93 *
mbed_official 340:28d1f895c6fe 94 @verbatim
mbed_official 340:28d1f895c6fe 95 ===============================================================================
mbed_official 630:825f75ca301e 96 ##### Extended features functions #####
mbed_official 340:28d1f895c6fe 97 ===============================================================================
mbed_official 340:28d1f895c6fe 98 [..] This section provides functions allowing to:
mbed_official 340:28d1f895c6fe 99 (+) Configure Noise Filters
mbed_official 340:28d1f895c6fe 100
mbed_official 340:28d1f895c6fe 101 @endverbatim
mbed_official 340:28d1f895c6fe 102 * @{
mbed_official 340:28d1f895c6fe 103 */
mbed_official 340:28d1f895c6fe 104
mbed_official 340:28d1f895c6fe 105 /**
mbed_official 340:28d1f895c6fe 106 * @brief Configures I2C Analog noise filter.
mbed_official 340:28d1f895c6fe 107 * @param hi2c : pointer to a I2C_HandleTypeDef structure that contains
mbed_official 340:28d1f895c6fe 108 * the configuration information for the specified I2Cx peripheral.
mbed_official 340:28d1f895c6fe 109 * @param AnalogFilter : new state of the Analog filter.
mbed_official 340:28d1f895c6fe 110 * @retval HAL status
mbed_official 340:28d1f895c6fe 111 */
mbed_official 630:825f75ca301e 112 HAL_StatusTypeDef HAL_I2CEx_ConfigAnalogFilter(I2C_HandleTypeDef *hi2c, uint32_t AnalogFilter)
mbed_official 340:28d1f895c6fe 113 {
mbed_official 340:28d1f895c6fe 114 /* Check the parameters */
mbed_official 340:28d1f895c6fe 115 assert_param(IS_I2C_ALL_INSTANCE(hi2c->Instance));
mbed_official 340:28d1f895c6fe 116 assert_param(IS_I2C_ANALOG_FILTER(AnalogFilter));
mbed_official 340:28d1f895c6fe 117
mbed_official 340:28d1f895c6fe 118 if((hi2c->State == HAL_I2C_STATE_BUSY) || (hi2c->State == HAL_I2C_STATE_MASTER_BUSY_TX) || (hi2c->State == HAL_I2C_STATE_MASTER_BUSY_RX)
mbed_official 340:28d1f895c6fe 119 || (hi2c->State == HAL_I2C_STATE_SLAVE_BUSY_TX) || (hi2c->State == HAL_I2C_STATE_SLAVE_BUSY_RX))
mbed_official 340:28d1f895c6fe 120 {
mbed_official 340:28d1f895c6fe 121 return HAL_BUSY;
mbed_official 340:28d1f895c6fe 122 }
mbed_official 340:28d1f895c6fe 123
mbed_official 340:28d1f895c6fe 124 /* Process Locked */
mbed_official 340:28d1f895c6fe 125 __HAL_LOCK(hi2c);
mbed_official 340:28d1f895c6fe 126
mbed_official 340:28d1f895c6fe 127 hi2c->State = HAL_I2C_STATE_BUSY;
mbed_official 340:28d1f895c6fe 128
mbed_official 340:28d1f895c6fe 129 /* Disable the selected I2C peripheral */
mbed_official 340:28d1f895c6fe 130 __HAL_I2C_DISABLE(hi2c);
mbed_official 340:28d1f895c6fe 131
mbed_official 340:28d1f895c6fe 132 /* Reset I2Cx ANOFF bit */
mbed_official 340:28d1f895c6fe 133 hi2c->Instance->CR1 &= ~(I2C_CR1_ANFOFF);
mbed_official 340:28d1f895c6fe 134
mbed_official 340:28d1f895c6fe 135 /* Set analog filter bit*/
mbed_official 340:28d1f895c6fe 136 hi2c->Instance->CR1 |= AnalogFilter;
mbed_official 340:28d1f895c6fe 137
mbed_official 340:28d1f895c6fe 138 __HAL_I2C_ENABLE(hi2c);
mbed_official 340:28d1f895c6fe 139
mbed_official 340:28d1f895c6fe 140 hi2c->State = HAL_I2C_STATE_READY;
mbed_official 340:28d1f895c6fe 141
mbed_official 340:28d1f895c6fe 142 /* Process Unlocked */
mbed_official 340:28d1f895c6fe 143 __HAL_UNLOCK(hi2c);
mbed_official 340:28d1f895c6fe 144
mbed_official 340:28d1f895c6fe 145 return HAL_OK;
mbed_official 340:28d1f895c6fe 146 }
mbed_official 340:28d1f895c6fe 147
mbed_official 340:28d1f895c6fe 148 /**
mbed_official 340:28d1f895c6fe 149 * @brief Configures I2C Digital noise filter.
mbed_official 340:28d1f895c6fe 150 * @param hi2c : pointer to a I2C_HandleTypeDef structure that contains
mbed_official 340:28d1f895c6fe 151 * the configuration information for the specified I2Cx peripheral.
mbed_official 340:28d1f895c6fe 152 * @param DigitalFilter : Coefficient of digital noise filter between 0x00 and 0x0F.
mbed_official 340:28d1f895c6fe 153 * @retval HAL status
mbed_official 340:28d1f895c6fe 154 */
mbed_official 630:825f75ca301e 155 HAL_StatusTypeDef HAL_I2CEx_ConfigDigitalFilter(I2C_HandleTypeDef *hi2c, uint32_t DigitalFilter)
mbed_official 340:28d1f895c6fe 156 {
mbed_official 340:28d1f895c6fe 157 uint32_t tmpreg = 0;
mbed_official 340:28d1f895c6fe 158
mbed_official 340:28d1f895c6fe 159 /* Check the parameters */
mbed_official 340:28d1f895c6fe 160 assert_param(IS_I2C_ALL_INSTANCE(hi2c->Instance));
mbed_official 340:28d1f895c6fe 161 assert_param(IS_I2C_DIGITAL_FILTER(DigitalFilter));
mbed_official 340:28d1f895c6fe 162
mbed_official 340:28d1f895c6fe 163 if((hi2c->State == HAL_I2C_STATE_BUSY) || (hi2c->State == HAL_I2C_STATE_MASTER_BUSY_TX) || (hi2c->State == HAL_I2C_STATE_MASTER_BUSY_RX)
mbed_official 340:28d1f895c6fe 164 || (hi2c->State == HAL_I2C_STATE_SLAVE_BUSY_TX) || (hi2c->State == HAL_I2C_STATE_SLAVE_BUSY_RX))
mbed_official 340:28d1f895c6fe 165 {
mbed_official 340:28d1f895c6fe 166 return HAL_BUSY;
mbed_official 340:28d1f895c6fe 167 }
mbed_official 340:28d1f895c6fe 168
mbed_official 340:28d1f895c6fe 169 /* Process Locked */
mbed_official 340:28d1f895c6fe 170 __HAL_LOCK(hi2c);
mbed_official 340:28d1f895c6fe 171
mbed_official 340:28d1f895c6fe 172 hi2c->State = HAL_I2C_STATE_BUSY;
mbed_official 340:28d1f895c6fe 173
mbed_official 340:28d1f895c6fe 174 /* Disable the selected I2C peripheral */
mbed_official 340:28d1f895c6fe 175 __HAL_I2C_DISABLE(hi2c);
mbed_official 340:28d1f895c6fe 176
mbed_official 340:28d1f895c6fe 177 /* Get the old register value */
mbed_official 340:28d1f895c6fe 178 tmpreg = hi2c->Instance->CR1;
mbed_official 340:28d1f895c6fe 179
mbed_official 340:28d1f895c6fe 180 /* Reset I2Cx DNF bits [11:8] */
mbed_official 340:28d1f895c6fe 181 tmpreg &= ~(I2C_CR1_DFN);
mbed_official 340:28d1f895c6fe 182
mbed_official 340:28d1f895c6fe 183 /* Set I2Cx DNF coefficient */
mbed_official 340:28d1f895c6fe 184 tmpreg |= DigitalFilter << 8;
mbed_official 340:28d1f895c6fe 185
mbed_official 340:28d1f895c6fe 186 /* Store the new register value */
mbed_official 340:28d1f895c6fe 187 hi2c->Instance->CR1 = tmpreg;
mbed_official 340:28d1f895c6fe 188
mbed_official 340:28d1f895c6fe 189 __HAL_I2C_ENABLE(hi2c);
mbed_official 340:28d1f895c6fe 190
mbed_official 340:28d1f895c6fe 191 hi2c->State = HAL_I2C_STATE_READY;
mbed_official 340:28d1f895c6fe 192
mbed_official 340:28d1f895c6fe 193 /* Process Unlocked */
mbed_official 340:28d1f895c6fe 194 __HAL_UNLOCK(hi2c);
mbed_official 340:28d1f895c6fe 195
mbed_official 340:28d1f895c6fe 196 return HAL_OK;
mbed_official 340:28d1f895c6fe 197 }
mbed_official 340:28d1f895c6fe 198
mbed_official 441:d2c15dda23c1 199 #if !defined(STM32F030x6) && !defined(STM32F030x8) && !defined(STM32F070x6) && !defined(STM32F070xB) && !defined(STM32F030xC)
mbed_official 340:28d1f895c6fe 200 /**
mbed_official 340:28d1f895c6fe 201 * @brief Enables I2C wakeup from stop mode.
mbed_official 340:28d1f895c6fe 202 * @param hi2c : pointer to a I2C_HandleTypeDef structure that contains
mbed_official 340:28d1f895c6fe 203 * the configuration information for the specified I2Cx peripheral.
mbed_official 340:28d1f895c6fe 204 * @retval HAL status
mbed_official 340:28d1f895c6fe 205 */
mbed_official 340:28d1f895c6fe 206 HAL_StatusTypeDef HAL_I2CEx_EnableWakeUp (I2C_HandleTypeDef *hi2c)
mbed_official 340:28d1f895c6fe 207 {
mbed_official 340:28d1f895c6fe 208 /* Check the parameters */
mbed_official 340:28d1f895c6fe 209 assert_param(IS_I2C_ALL_INSTANCE(hi2c->Instance));
mbed_official 340:28d1f895c6fe 210
mbed_official 340:28d1f895c6fe 211 if((hi2c->State == HAL_I2C_STATE_BUSY) || (hi2c->State == HAL_I2C_STATE_MASTER_BUSY_TX) || (hi2c->State == HAL_I2C_STATE_MASTER_BUSY_RX)
mbed_official 340:28d1f895c6fe 212 || (hi2c->State == HAL_I2C_STATE_SLAVE_BUSY_TX) || (hi2c->State == HAL_I2C_STATE_SLAVE_BUSY_RX))
mbed_official 340:28d1f895c6fe 213 {
mbed_official 340:28d1f895c6fe 214 return HAL_BUSY;
mbed_official 340:28d1f895c6fe 215 }
mbed_official 340:28d1f895c6fe 216
mbed_official 340:28d1f895c6fe 217 /* Process Locked */
mbed_official 340:28d1f895c6fe 218 __HAL_LOCK(hi2c);
mbed_official 340:28d1f895c6fe 219
mbed_official 340:28d1f895c6fe 220 hi2c->State = HAL_I2C_STATE_BUSY;
mbed_official 340:28d1f895c6fe 221
mbed_official 340:28d1f895c6fe 222 /* Disable the selected I2C peripheral */
mbed_official 340:28d1f895c6fe 223 __HAL_I2C_DISABLE(hi2c);
mbed_official 340:28d1f895c6fe 224
mbed_official 340:28d1f895c6fe 225 /* Enable wakeup from stop mode */
mbed_official 340:28d1f895c6fe 226 hi2c->Instance->CR1 |= I2C_CR1_WUPEN;
mbed_official 340:28d1f895c6fe 227
mbed_official 340:28d1f895c6fe 228 __HAL_I2C_ENABLE(hi2c);
mbed_official 340:28d1f895c6fe 229
mbed_official 340:28d1f895c6fe 230 hi2c->State = HAL_I2C_STATE_READY;
mbed_official 340:28d1f895c6fe 231
mbed_official 340:28d1f895c6fe 232 /* Process Unlocked */
mbed_official 340:28d1f895c6fe 233 __HAL_UNLOCK(hi2c);
mbed_official 340:28d1f895c6fe 234
mbed_official 340:28d1f895c6fe 235 return HAL_OK;
mbed_official 340:28d1f895c6fe 236 }
mbed_official 340:28d1f895c6fe 237
mbed_official 340:28d1f895c6fe 238
mbed_official 340:28d1f895c6fe 239 /**
mbed_official 340:28d1f895c6fe 240 * @brief Disables I2C wakeup from stop mode.
mbed_official 340:28d1f895c6fe 241 * @param hi2c : pointer to a I2C_HandleTypeDef structure that contains
mbed_official 340:28d1f895c6fe 242 * the configuration information for the specified I2Cx peripheral.
mbed_official 340:28d1f895c6fe 243 * @retval HAL status
mbed_official 340:28d1f895c6fe 244 */
mbed_official 340:28d1f895c6fe 245 HAL_StatusTypeDef HAL_I2CEx_DisableWakeUp (I2C_HandleTypeDef *hi2c)
mbed_official 340:28d1f895c6fe 246 {
mbed_official 340:28d1f895c6fe 247 /* Check the parameters */
mbed_official 340:28d1f895c6fe 248 assert_param(IS_I2C_ALL_INSTANCE(hi2c->Instance));
mbed_official 340:28d1f895c6fe 249
mbed_official 340:28d1f895c6fe 250 if((hi2c->State == HAL_I2C_STATE_BUSY) || (hi2c->State == HAL_I2C_STATE_MASTER_BUSY_TX) || (hi2c->State == HAL_I2C_STATE_MASTER_BUSY_RX)
mbed_official 340:28d1f895c6fe 251 || (hi2c->State == HAL_I2C_STATE_SLAVE_BUSY_TX) || (hi2c->State == HAL_I2C_STATE_SLAVE_BUSY_RX))
mbed_official 340:28d1f895c6fe 252 {
mbed_official 340:28d1f895c6fe 253 return HAL_BUSY;
mbed_official 340:28d1f895c6fe 254 }
mbed_official 340:28d1f895c6fe 255
mbed_official 340:28d1f895c6fe 256 /* Process Locked */
mbed_official 340:28d1f895c6fe 257 __HAL_LOCK(hi2c);
mbed_official 340:28d1f895c6fe 258
mbed_official 340:28d1f895c6fe 259 hi2c->State = HAL_I2C_STATE_BUSY;
mbed_official 340:28d1f895c6fe 260
mbed_official 340:28d1f895c6fe 261 /* Disable the selected I2C peripheral */
mbed_official 340:28d1f895c6fe 262 __HAL_I2C_DISABLE(hi2c);
mbed_official 340:28d1f895c6fe 263
mbed_official 340:28d1f895c6fe 264 /* Enable wakeup from stop mode */
mbed_official 340:28d1f895c6fe 265 hi2c->Instance->CR1 &= ~(I2C_CR1_WUPEN);
mbed_official 340:28d1f895c6fe 266
mbed_official 340:28d1f895c6fe 267 __HAL_I2C_ENABLE(hi2c);
mbed_official 340:28d1f895c6fe 268
mbed_official 340:28d1f895c6fe 269 hi2c->State = HAL_I2C_STATE_READY;
mbed_official 340:28d1f895c6fe 270
mbed_official 340:28d1f895c6fe 271 /* Process Unlocked */
mbed_official 340:28d1f895c6fe 272 __HAL_UNLOCK(hi2c);
mbed_official 340:28d1f895c6fe 273
mbed_official 340:28d1f895c6fe 274 return HAL_OK;
mbed_official 340:28d1f895c6fe 275 }
mbed_official 441:d2c15dda23c1 276 #endif /* !(STM32F030x6) && !(STM32F030x8) && !(STM32F070x6) && !(STM32F070xB) && !(STM32F030xC) */
mbed_official 630:825f75ca301e 277
mbed_official 630:825f75ca301e 278 /**
mbed_official 630:825f75ca301e 279 * @brief Enable the I2C fast mode plus driving capability.
mbed_official 630:825f75ca301e 280 * @param ConfigFastModePlus: selects the pin.
mbed_official 630:825f75ca301e 281 * This parameter can be one of the @ref I2CEx_FastModePlus values
mbed_official 630:825f75ca301e 282 * @retval None
mbed_official 630:825f75ca301e 283 */
mbed_official 630:825f75ca301e 284 void HAL_I2CEx_EnableFastModePlus(uint32_t ConfigFastModePlus)
mbed_official 630:825f75ca301e 285 {
mbed_official 630:825f75ca301e 286 /* Check the parameter */
mbed_official 630:825f75ca301e 287 assert_param(IS_I2C_FASTMODEPLUS(ConfigFastModePlus));
mbed_official 630:825f75ca301e 288
mbed_official 630:825f75ca301e 289 /* Enable SYSCFG clock */
mbed_official 630:825f75ca301e 290 __HAL_RCC_SYSCFG_CLK_ENABLE();
mbed_official 630:825f75ca301e 291
mbed_official 630:825f75ca301e 292 /* Enable fast mode plus driving capability for selected pin */
mbed_official 630:825f75ca301e 293 SET_BIT(SYSCFG->CFGR1, (uint32_t)ConfigFastModePlus);
mbed_official 630:825f75ca301e 294 }
mbed_official 630:825f75ca301e 295
mbed_official 630:825f75ca301e 296 /**
mbed_official 630:825f75ca301e 297 * @brief Disable the I2C fast mode plus driving capability.
mbed_official 630:825f75ca301e 298 * @param ConfigFastModePlus: selects the pin.
mbed_official 630:825f75ca301e 299 * This parameter can be one of the @ref I2CEx_FastModePlus values
mbed_official 630:825f75ca301e 300 * @retval None
mbed_official 630:825f75ca301e 301 */
mbed_official 630:825f75ca301e 302 void HAL_I2CEx_DisableFastModePlus(uint32_t ConfigFastModePlus)
mbed_official 630:825f75ca301e 303 {
mbed_official 630:825f75ca301e 304 /* Check the parameter */
mbed_official 630:825f75ca301e 305 assert_param(IS_I2C_FASTMODEPLUS(ConfigFastModePlus));
mbed_official 630:825f75ca301e 306
mbed_official 630:825f75ca301e 307 /* Enable SYSCFG clock */
mbed_official 630:825f75ca301e 308 __HAL_RCC_SYSCFG_CLK_ENABLE();
mbed_official 630:825f75ca301e 309
mbed_official 630:825f75ca301e 310 /* Disable fast mode plus driving capability for selected pin */
mbed_official 630:825f75ca301e 311 CLEAR_BIT(SYSCFG->CFGR1, (uint32_t)ConfigFastModePlus);
mbed_official 630:825f75ca301e 312 }
mbed_official 630:825f75ca301e 313
mbed_official 340:28d1f895c6fe 314 /**
mbed_official 340:28d1f895c6fe 315 * @}
mbed_official 340:28d1f895c6fe 316 */
mbed_official 340:28d1f895c6fe 317
mbed_official 340:28d1f895c6fe 318 /**
mbed_official 340:28d1f895c6fe 319 * @}
mbed_official 340:28d1f895c6fe 320 */
mbed_official 340:28d1f895c6fe 321
mbed_official 340:28d1f895c6fe 322 #endif /* HAL_I2C_MODULE_ENABLED */
mbed_official 340:28d1f895c6fe 323 /**
mbed_official 340:28d1f895c6fe 324 * @}
mbed_official 340:28d1f895c6fe 325 */
mbed_official 340:28d1f895c6fe 326
mbed_official 340:28d1f895c6fe 327 /**
mbed_official 340:28d1f895c6fe 328 * @}
mbed_official 340:28d1f895c6fe 329 */
mbed_official 340:28d1f895c6fe 330
mbed_official 340:28d1f895c6fe 331 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/