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targets/cmsis/TARGET_STM/TARGET_STM32F4/stm32f4xx_hal_sai_ex.c@603:f00c7e78e8b4, 2015-08-09 (annotated)
- Committer:
- HiAlgoBoost
- Date:
- Sun Aug 09 05:18:54 2015 +0000
- Revision:
- 603:f00c7e78e8b4
- Parent:
- 532:fe11edbda85c
Evening of August 8th version
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
mbed_official | 532:fe11edbda85c | 1 | /** |
mbed_official | 532:fe11edbda85c | 2 | ****************************************************************************** |
mbed_official | 532:fe11edbda85c | 3 | * @file stm32f4xx_hal_sai_ex.c |
mbed_official | 532:fe11edbda85c | 4 | * @author MCD Application Team |
mbed_official | 532:fe11edbda85c | 5 | * @version V1.3.0 |
mbed_official | 532:fe11edbda85c | 6 | * @date 09-March-2015 |
mbed_official | 532:fe11edbda85c | 7 | * @brief SAI Extension HAL module driver. |
mbed_official | 532:fe11edbda85c | 8 | * This file provides firmware functions to manage the following |
mbed_official | 532:fe11edbda85c | 9 | * functionalities of SAI extension peripheral: |
mbed_official | 532:fe11edbda85c | 10 | * + Extension features functions |
mbed_official | 532:fe11edbda85c | 11 | * |
mbed_official | 532:fe11edbda85c | 12 | @verbatim |
mbed_official | 532:fe11edbda85c | 13 | ============================================================================== |
mbed_official | 532:fe11edbda85c | 14 | ##### SAI peripheral extension features ##### |
mbed_official | 532:fe11edbda85c | 15 | ============================================================================== |
mbed_official | 532:fe11edbda85c | 16 | |
mbed_official | 532:fe11edbda85c | 17 | [..] Comparing to other previous devices, the SAI interface for STM32F446xx |
mbed_official | 532:fe11edbda85c | 18 | devices contains the following additional features : |
mbed_official | 532:fe11edbda85c | 19 | |
mbed_official | 532:fe11edbda85c | 20 | (+) Possibility to be clocked from PLLR |
mbed_official | 532:fe11edbda85c | 21 | |
mbed_official | 532:fe11edbda85c | 22 | ##### How to use this driver ##### |
mbed_official | 532:fe11edbda85c | 23 | ============================================================================== |
mbed_official | 532:fe11edbda85c | 24 | [..] This driver provides functions to manage several sources to clock SAI |
mbed_official | 532:fe11edbda85c | 25 | |
mbed_official | 532:fe11edbda85c | 26 | @endverbatim |
mbed_official | 532:fe11edbda85c | 27 | ****************************************************************************** |
mbed_official | 532:fe11edbda85c | 28 | * @attention |
mbed_official | 532:fe11edbda85c | 29 | * |
mbed_official | 532:fe11edbda85c | 30 | * <h2><center>© COPYRIGHT(c) 2015 STMicroelectronics</center></h2> |
mbed_official | 532:fe11edbda85c | 31 | * |
mbed_official | 532:fe11edbda85c | 32 | * Redistribution and use in source and binary forms, with or without modification, |
mbed_official | 532:fe11edbda85c | 33 | * are permitted provided that the following conditions are met: |
mbed_official | 532:fe11edbda85c | 34 | * 1. Redistributions of source code must retain the above copyright notice, |
mbed_official | 532:fe11edbda85c | 35 | * this list of conditions and the following disclaimer. |
mbed_official | 532:fe11edbda85c | 36 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
mbed_official | 532:fe11edbda85c | 37 | * this list of conditions and the following disclaimer in the documentation |
mbed_official | 532:fe11edbda85c | 38 | * and/or other materials provided with the distribution. |
mbed_official | 532:fe11edbda85c | 39 | * 3. Neither the name of STMicroelectronics nor the names of its contributors |
mbed_official | 532:fe11edbda85c | 40 | * may be used to endorse or promote products derived from this software |
mbed_official | 532:fe11edbda85c | 41 | * without specific prior written permission. |
mbed_official | 532:fe11edbda85c | 42 | * |
mbed_official | 532:fe11edbda85c | 43 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
mbed_official | 532:fe11edbda85c | 44 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
mbed_official | 532:fe11edbda85c | 45 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
mbed_official | 532:fe11edbda85c | 46 | * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
mbed_official | 532:fe11edbda85c | 47 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
mbed_official | 532:fe11edbda85c | 48 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
mbed_official | 532:fe11edbda85c | 49 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
mbed_official | 532:fe11edbda85c | 50 | * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
mbed_official | 532:fe11edbda85c | 51 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
mbed_official | 532:fe11edbda85c | 52 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
mbed_official | 532:fe11edbda85c | 53 | * |
mbed_official | 532:fe11edbda85c | 54 | ****************************************************************************** |
mbed_official | 532:fe11edbda85c | 55 | */ |
mbed_official | 532:fe11edbda85c | 56 | |
mbed_official | 532:fe11edbda85c | 57 | /* Includes ------------------------------------------------------------------*/ |
mbed_official | 532:fe11edbda85c | 58 | #include "stm32f4xx_hal.h" |
mbed_official | 532:fe11edbda85c | 59 | |
mbed_official | 532:fe11edbda85c | 60 | /** @addtogroup STM32F4xx_HAL_Driver |
mbed_official | 532:fe11edbda85c | 61 | * @{ |
mbed_official | 532:fe11edbda85c | 62 | */ |
mbed_official | 532:fe11edbda85c | 63 | |
mbed_official | 532:fe11edbda85c | 64 | /** @defgroup SAIEx SAIEx |
mbed_official | 532:fe11edbda85c | 65 | * @brief SAI Extension HAL module driver |
mbed_official | 532:fe11edbda85c | 66 | * @{ |
mbed_official | 532:fe11edbda85c | 67 | */ |
mbed_official | 532:fe11edbda85c | 68 | |
mbed_official | 532:fe11edbda85c | 69 | #ifdef HAL_SAI_MODULE_ENABLED |
mbed_official | 532:fe11edbda85c | 70 | |
mbed_official | 532:fe11edbda85c | 71 | #if defined(STM32F427xx) || defined(STM32F437xx) || defined(STM32F429xx) || defined(STM32F439xx) || defined(STM32F446xx) |
mbed_official | 532:fe11edbda85c | 72 | |
mbed_official | 532:fe11edbda85c | 73 | /* Private typedef -----------------------------------------------------------*/ |
mbed_official | 532:fe11edbda85c | 74 | /* Private define ------------------------------------------------------------*/ |
mbed_official | 532:fe11edbda85c | 75 | /* SAI registers Masks */ |
mbed_official | 532:fe11edbda85c | 76 | /* Private macro -------------------------------------------------------------*/ |
mbed_official | 532:fe11edbda85c | 77 | /* Private variables ---------------------------------------------------------*/ |
mbed_official | 532:fe11edbda85c | 78 | /* Private function prototypes -----------------------------------------------*/ |
mbed_official | 532:fe11edbda85c | 79 | /* Private functions ---------------------------------------------------------*/ |
mbed_official | 532:fe11edbda85c | 80 | |
mbed_official | 532:fe11edbda85c | 81 | /** @defgroup SAI_Private_Functions SAI Private Functions |
mbed_official | 532:fe11edbda85c | 82 | * @{ |
mbed_official | 532:fe11edbda85c | 83 | */ |
mbed_official | 532:fe11edbda85c | 84 | /** |
mbed_official | 532:fe11edbda85c | 85 | * @} |
mbed_official | 532:fe11edbda85c | 86 | */ |
mbed_official | 532:fe11edbda85c | 87 | |
mbed_official | 532:fe11edbda85c | 88 | /* Exported functions --------------------------------------------------------*/ |
mbed_official | 532:fe11edbda85c | 89 | /** @defgroup SAIEx_Exported_Functions SAI Extended Exported Functions |
mbed_official | 532:fe11edbda85c | 90 | * @{ |
mbed_official | 532:fe11edbda85c | 91 | */ |
mbed_official | 532:fe11edbda85c | 92 | |
mbed_official | 532:fe11edbda85c | 93 | /** @defgroup SAIEx_Exported_Functions_Group1 Extension features functions |
mbed_official | 532:fe11edbda85c | 94 | * @brief Extension features functions |
mbed_official | 532:fe11edbda85c | 95 | * |
mbed_official | 532:fe11edbda85c | 96 | @verbatim |
mbed_official | 532:fe11edbda85c | 97 | =============================================================================== |
mbed_official | 532:fe11edbda85c | 98 | ##### Extension features Functions ##### |
mbed_official | 532:fe11edbda85c | 99 | =============================================================================== |
mbed_official | 532:fe11edbda85c | 100 | [..] |
mbed_official | 532:fe11edbda85c | 101 | This subsection provides a set of functions allowing to manage the possible |
mbed_official | 532:fe11edbda85c | 102 | SAI clock sources. |
mbed_official | 532:fe11edbda85c | 103 | |
mbed_official | 532:fe11edbda85c | 104 | @endverbatim |
mbed_official | 532:fe11edbda85c | 105 | * @{ |
mbed_official | 532:fe11edbda85c | 106 | */ |
mbed_official | 532:fe11edbda85c | 107 | |
mbed_official | 532:fe11edbda85c | 108 | /** |
mbed_official | 532:fe11edbda85c | 109 | * @brief Configure SAI Block synchronization mode |
mbed_official | 532:fe11edbda85c | 110 | * @param hsai: pointer to a SAI_HandleTypeDef structure that contains |
mbed_official | 532:fe11edbda85c | 111 | * the configuration information for SAI module. |
mbed_official | 532:fe11edbda85c | 112 | * @retval SAI Clock Input |
mbed_official | 532:fe11edbda85c | 113 | */ |
mbed_official | 532:fe11edbda85c | 114 | void SAI_BlockSynchroConfig(SAI_HandleTypeDef *hsai) |
mbed_official | 532:fe11edbda85c | 115 | { |
mbed_official | 532:fe11edbda85c | 116 | uint32_t tmpregisterGCR = 0; |
mbed_official | 532:fe11edbda85c | 117 | |
mbed_official | 532:fe11edbda85c | 118 | #if defined(STM32F446xx) |
mbed_official | 532:fe11edbda85c | 119 | /* This setting must be done with both audio block (A & B) disabled */ |
mbed_official | 532:fe11edbda85c | 120 | switch(hsai->Init.SynchroExt) |
mbed_official | 532:fe11edbda85c | 121 | { |
mbed_official | 532:fe11edbda85c | 122 | case SAI_SYNCEXT_DISABLE : |
mbed_official | 532:fe11edbda85c | 123 | tmpregisterGCR = 0; |
mbed_official | 532:fe11edbda85c | 124 | break; |
mbed_official | 532:fe11edbda85c | 125 | case SAI_SYNCEXT_IN_ENABLE : |
mbed_official | 532:fe11edbda85c | 126 | tmpregisterGCR = SAI_GCR_SYNCIN_0; |
mbed_official | 532:fe11edbda85c | 127 | break; |
mbed_official | 532:fe11edbda85c | 128 | case SAI_SYNCEXT_OUTBLOCKA_ENABLE : |
mbed_official | 532:fe11edbda85c | 129 | tmpregisterGCR = SAI_GCR_SYNCOUT_0; |
mbed_official | 532:fe11edbda85c | 130 | break; |
mbed_official | 532:fe11edbda85c | 131 | case SAI_SYNCEXT_OUTBLOCKB_ENABLE : |
mbed_official | 532:fe11edbda85c | 132 | tmpregisterGCR = SAI_GCR_SYNCOUT_1; |
mbed_official | 532:fe11edbda85c | 133 | break; |
mbed_official | 532:fe11edbda85c | 134 | } |
mbed_official | 532:fe11edbda85c | 135 | |
mbed_official | 532:fe11edbda85c | 136 | if((hsai->Instance == SAI1_Block_A) || (hsai->Instance == SAI1_Block_B)) |
mbed_official | 532:fe11edbda85c | 137 | { |
mbed_official | 532:fe11edbda85c | 138 | SAI1->GCR = tmpregisterGCR; |
mbed_official | 532:fe11edbda85c | 139 | } |
mbed_official | 532:fe11edbda85c | 140 | else |
mbed_official | 532:fe11edbda85c | 141 | { |
mbed_official | 532:fe11edbda85c | 142 | SAI2->GCR = tmpregisterGCR; |
mbed_official | 532:fe11edbda85c | 143 | } |
mbed_official | 532:fe11edbda85c | 144 | #endif /* STM32F446xx */ |
mbed_official | 532:fe11edbda85c | 145 | #if defined(STM32F427xx) || defined(STM32F437xx) || defined(STM32F429xx) || defined(STM32F439xx) |
mbed_official | 532:fe11edbda85c | 146 | /* This setting must be done with both audio block (A & B) disabled */ |
mbed_official | 532:fe11edbda85c | 147 | switch(hsai->Init.SynchroExt) |
mbed_official | 532:fe11edbda85c | 148 | { |
mbed_official | 532:fe11edbda85c | 149 | case SAI_SYNCEXT_DISABLE : |
mbed_official | 532:fe11edbda85c | 150 | tmpregisterGCR = 0; |
mbed_official | 532:fe11edbda85c | 151 | break; |
mbed_official | 532:fe11edbda85c | 152 | case SAI_SYNCEXT_OUTBLOCKA_ENABLE : |
mbed_official | 532:fe11edbda85c | 153 | tmpregisterGCR = SAI_GCR_SYNCOUT_0; |
mbed_official | 532:fe11edbda85c | 154 | break; |
mbed_official | 532:fe11edbda85c | 155 | case SAI_SYNCEXT_OUTBLOCKB_ENABLE : |
mbed_official | 532:fe11edbda85c | 156 | tmpregisterGCR = SAI_GCR_SYNCOUT_1; |
mbed_official | 532:fe11edbda85c | 157 | break; |
mbed_official | 532:fe11edbda85c | 158 | } |
mbed_official | 532:fe11edbda85c | 159 | SAI1->GCR = tmpregisterGCR; |
mbed_official | 532:fe11edbda85c | 160 | #endif /* STM32F427xx || STM32F437xx || STM32F429xx || STM32F439xx */ |
mbed_official | 532:fe11edbda85c | 161 | } |
mbed_official | 532:fe11edbda85c | 162 | /** |
mbed_official | 532:fe11edbda85c | 163 | * @brief Get SAI Input Clock based on SAI source clock selection |
mbed_official | 532:fe11edbda85c | 164 | * @param hsai: pointer to a SAI_HandleTypeDef structure that contains |
mbed_official | 532:fe11edbda85c | 165 | * the configuration information for SAI module. |
mbed_official | 532:fe11edbda85c | 166 | * @retval SAI Clock Input |
mbed_official | 532:fe11edbda85c | 167 | */ |
mbed_official | 532:fe11edbda85c | 168 | uint32_t SAI_GetInputClock(SAI_HandleTypeDef *hsai) |
mbed_official | 532:fe11edbda85c | 169 | { |
mbed_official | 532:fe11edbda85c | 170 | /* This variable used to store the SAI_CK_x (value in Hz) */ |
mbed_official | 532:fe11edbda85c | 171 | uint32_t saiclocksource = 0; |
mbed_official | 532:fe11edbda85c | 172 | |
mbed_official | 532:fe11edbda85c | 173 | #if defined(STM32F446xx) |
mbed_official | 532:fe11edbda85c | 174 | if ((hsai->Instance == SAI1_Block_A) || (hsai->Instance == SAI1_Block_B)) |
mbed_official | 532:fe11edbda85c | 175 | { |
mbed_official | 532:fe11edbda85c | 176 | saiclocksource = HAL_RCCEx_GetPeriphCLKFreq(RCC_PERIPHCLK_SAI1); |
mbed_official | 532:fe11edbda85c | 177 | } |
mbed_official | 532:fe11edbda85c | 178 | else /* SAI2_Block_A || SAI2_Block_B*/ |
mbed_official | 532:fe11edbda85c | 179 | { |
mbed_official | 532:fe11edbda85c | 180 | saiclocksource = HAL_RCCEx_GetPeriphCLKFreq(RCC_PERIPHCLK_SAI2); |
mbed_official | 532:fe11edbda85c | 181 | } |
mbed_official | 532:fe11edbda85c | 182 | #endif /* STM32F446xx */ |
mbed_official | 532:fe11edbda85c | 183 | #if defined(STM32F427xx) || defined(STM32F437xx) || defined(STM32F429xx) || defined(STM32F439xx) |
mbed_official | 532:fe11edbda85c | 184 | uint32_t vcoinput = 0, tmpreg = 0; |
mbed_official | 532:fe11edbda85c | 185 | |
mbed_official | 532:fe11edbda85c | 186 | /* Check the SAI Block parameters */ |
mbed_official | 532:fe11edbda85c | 187 | assert_param(IS_SAI_CLK_SOURCE(hsai->Init.ClockSource)); |
mbed_official | 532:fe11edbda85c | 188 | |
mbed_official | 532:fe11edbda85c | 189 | /* SAI Block clock source selection */ |
mbed_official | 532:fe11edbda85c | 190 | if(hsai->Instance == SAI1_Block_A) |
mbed_official | 532:fe11edbda85c | 191 | { |
mbed_official | 532:fe11edbda85c | 192 | __HAL_RCC_SAI_BLOCKACLKSOURCE_CONFIG(hsai->Init.ClockSource); |
mbed_official | 532:fe11edbda85c | 193 | } |
mbed_official | 532:fe11edbda85c | 194 | else |
mbed_official | 532:fe11edbda85c | 195 | { |
mbed_official | 532:fe11edbda85c | 196 | __HAL_RCC_SAI_BLOCKBCLKSOURCE_CONFIG((uint32_t)(hsai->Init.ClockSource << 2)); |
mbed_official | 532:fe11edbda85c | 197 | } |
mbed_official | 532:fe11edbda85c | 198 | |
mbed_official | 532:fe11edbda85c | 199 | /* VCO Input Clock value calculation */ |
mbed_official | 532:fe11edbda85c | 200 | if((RCC->PLLCFGR & RCC_PLLCFGR_PLLSRC) == RCC_PLLSOURCE_HSI) |
mbed_official | 532:fe11edbda85c | 201 | { |
mbed_official | 532:fe11edbda85c | 202 | /* In Case the PLL Source is HSI (Internal Clock) */ |
mbed_official | 532:fe11edbda85c | 203 | vcoinput = (HSI_VALUE / (uint32_t)(RCC->PLLCFGR & RCC_PLLCFGR_PLLM)); |
mbed_official | 532:fe11edbda85c | 204 | } |
mbed_official | 532:fe11edbda85c | 205 | else |
mbed_official | 532:fe11edbda85c | 206 | { |
mbed_official | 532:fe11edbda85c | 207 | /* In Case the PLL Source is HSE (External Clock) */ |
mbed_official | 532:fe11edbda85c | 208 | vcoinput = ((HSE_VALUE / (uint32_t)(RCC->PLLCFGR & RCC_PLLCFGR_PLLM))); |
mbed_official | 532:fe11edbda85c | 209 | } |
mbed_official | 532:fe11edbda85c | 210 | |
mbed_official | 532:fe11edbda85c | 211 | /* SAI_CLK_x : SAI Block Clock configuration for different clock sources selected */ |
mbed_official | 532:fe11edbda85c | 212 | if(hsai->Init.ClockSource == SAI_CLKSOURCE_PLLSAI) |
mbed_official | 532:fe11edbda85c | 213 | { |
mbed_official | 532:fe11edbda85c | 214 | /* Configure the PLLI2S division factor */ |
mbed_official | 532:fe11edbda85c | 215 | /* PLLSAI_VCO Input = PLL_SOURCE/PLLM */ |
mbed_official | 532:fe11edbda85c | 216 | /* PLLSAI_VCO Output = PLLSAI_VCO Input * PLLSAIN */ |
mbed_official | 532:fe11edbda85c | 217 | /* SAI_CLK(first level) = PLLSAI_VCO Output/PLLSAIQ */ |
mbed_official | 532:fe11edbda85c | 218 | tmpreg = (RCC->PLLSAICFGR & RCC_PLLSAICFGR_PLLSAIQ) >> 24; |
mbed_official | 532:fe11edbda85c | 219 | saiclocksource = (vcoinput * ((RCC->PLLSAICFGR & RCC_PLLSAICFGR_PLLSAIN) >> 6))/(tmpreg); |
mbed_official | 532:fe11edbda85c | 220 | |
mbed_official | 532:fe11edbda85c | 221 | /* SAI_CLK_x = SAI_CLK(first level)/PLLSAIDIVQ */ |
mbed_official | 532:fe11edbda85c | 222 | tmpreg = (((RCC->DCKCFGR & RCC_DCKCFGR_PLLSAIDIVQ) >> 8) + 1); |
mbed_official | 532:fe11edbda85c | 223 | saiclocksource = saiclocksource/(tmpreg); |
mbed_official | 532:fe11edbda85c | 224 | |
mbed_official | 532:fe11edbda85c | 225 | } |
mbed_official | 532:fe11edbda85c | 226 | else if(hsai->Init.ClockSource == SAI_CLKSOURCE_PLLI2S) |
mbed_official | 532:fe11edbda85c | 227 | { |
mbed_official | 532:fe11edbda85c | 228 | /* Configure the PLLI2S division factor */ |
mbed_official | 532:fe11edbda85c | 229 | /* PLLI2S_VCO Input = PLL_SOURCE/PLLM */ |
mbed_official | 532:fe11edbda85c | 230 | /* PLLI2S_VCO Output = PLLI2S_VCO Input * PLLI2SN */ |
mbed_official | 532:fe11edbda85c | 231 | /* SAI_CLK(first level) = PLLI2S_VCO Output/PLLI2SQ */ |
mbed_official | 532:fe11edbda85c | 232 | tmpreg = (RCC->PLLI2SCFGR & RCC_PLLI2SCFGR_PLLI2SQ) >> 24; |
mbed_official | 532:fe11edbda85c | 233 | saiclocksource = (vcoinput * ((RCC->PLLI2SCFGR & RCC_PLLI2SCFGR_PLLI2SN) >> 6))/(tmpreg); |
mbed_official | 532:fe11edbda85c | 234 | |
mbed_official | 532:fe11edbda85c | 235 | /* SAI_CLK_x = SAI_CLK(first level)/PLLI2SDIVQ */ |
mbed_official | 532:fe11edbda85c | 236 | tmpreg = ((RCC->DCKCFGR & RCC_DCKCFGR_PLLI2SDIVQ) + 1); |
mbed_official | 532:fe11edbda85c | 237 | saiclocksource = saiclocksource/(tmpreg); |
mbed_official | 532:fe11edbda85c | 238 | } |
mbed_official | 532:fe11edbda85c | 239 | else /* sConfig->ClockSource == SAI_CLKSource_Ext */ |
mbed_official | 532:fe11edbda85c | 240 | { |
mbed_official | 532:fe11edbda85c | 241 | /* Enable the External Clock selection */ |
mbed_official | 532:fe11edbda85c | 242 | __HAL_RCC_I2S_CONFIG(RCC_I2SCLKSOURCE_EXT); |
mbed_official | 532:fe11edbda85c | 243 | |
mbed_official | 532:fe11edbda85c | 244 | saiclocksource = EXTERNAL_CLOCK_VALUE; |
mbed_official | 532:fe11edbda85c | 245 | } |
mbed_official | 532:fe11edbda85c | 246 | #endif /* STM32F427xx || STM32F437xx || STM32F429xx || STM32F439xx */ |
mbed_official | 532:fe11edbda85c | 247 | /* the return result is the value of SAI clock */ |
mbed_official | 532:fe11edbda85c | 248 | return saiclocksource; |
mbed_official | 532:fe11edbda85c | 249 | } |
mbed_official | 532:fe11edbda85c | 250 | |
mbed_official | 532:fe11edbda85c | 251 | /** |
mbed_official | 532:fe11edbda85c | 252 | * @} |
mbed_official | 532:fe11edbda85c | 253 | */ |
mbed_official | 532:fe11edbda85c | 254 | |
mbed_official | 532:fe11edbda85c | 255 | /** |
mbed_official | 532:fe11edbda85c | 256 | * @} |
mbed_official | 532:fe11edbda85c | 257 | */ |
mbed_official | 532:fe11edbda85c | 258 | |
mbed_official | 532:fe11edbda85c | 259 | #endif /* STM32F427xx || STM32F437xx || STM32F429xx || STM32F439xx || STM32F446xx */ |
mbed_official | 532:fe11edbda85c | 260 | #endif /* HAL_SAI_MODULE_ENABLED */ |
mbed_official | 532:fe11edbda85c | 261 | /** |
mbed_official | 532:fe11edbda85c | 262 | * @} |
mbed_official | 532:fe11edbda85c | 263 | */ |
mbed_official | 532:fe11edbda85c | 264 | |
mbed_official | 532:fe11edbda85c | 265 | /** |
mbed_official | 532:fe11edbda85c | 266 | * @} |
mbed_official | 532:fe11edbda85c | 267 | */ |
mbed_official | 532:fe11edbda85c | 268 | |
mbed_official | 532:fe11edbda85c | 269 | /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |