MacroRat / MouseCode

Mouse code for the MacroRat

Dependencies:   ITG3200 QEI

mbed-dev/targets/TARGET_STM/TARGET_STM32F4/device/stm32f4xx_hal_sai_ex.c@46:b156ef445742, 2017-06-03 (annotated)

Committer:
sahilmgandhi
Date:
Sat Jun 03 00:22:44 2017 +0000
Revision:
46:b156ef445742
Parent:
18:6a4db94011d3 
Final code for internal battlebot competition.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
sahilmgandhi 18:6a4db94011d3 1 /**
sahilmgandhi 18:6a4db94011d3 2 ******************************************************************************
sahilmgandhi 18:6a4db94011d3 3 * @file stm32f4xx_hal_sai_ex.c
sahilmgandhi 18:6a4db94011d3 4 * @author MCD Application Team
sahilmgandhi 18:6a4db94011d3 5 * @version V1.5.0
sahilmgandhi 18:6a4db94011d3 6 * @date 06-May-2016
sahilmgandhi 18:6a4db94011d3 7 * @brief SAI Extension HAL module driver.
sahilmgandhi 18:6a4db94011d3 8 * This file provides firmware functions to manage the following
sahilmgandhi 18:6a4db94011d3 9 * functionalities of SAI extension peripheral:
sahilmgandhi 18:6a4db94011d3 10 * + Extension features functions
sahilmgandhi 18:6a4db94011d3 11 *
sahilmgandhi 18:6a4db94011d3 12 @verbatim
sahilmgandhi 18:6a4db94011d3 13 ==============================================================================
sahilmgandhi 18:6a4db94011d3 14 ##### SAI peripheral extension features #####
sahilmgandhi 18:6a4db94011d3 15 ==============================================================================
sahilmgandhi 18:6a4db94011d3 16
sahilmgandhi 18:6a4db94011d3 17 [..] Comparing to other previous devices, the SAI interface for STM32F446xx
sahilmgandhi 18:6a4db94011d3 18 devices contains the following additional features :
sahilmgandhi 18:6a4db94011d3 19
sahilmgandhi 18:6a4db94011d3 20 (+) Possibility to be clocked from PLLR
sahilmgandhi 18:6a4db94011d3 21
sahilmgandhi 18:6a4db94011d3 22 ##### How to use this driver #####
sahilmgandhi 18:6a4db94011d3 23 ==============================================================================
sahilmgandhi 18:6a4db94011d3 24 [..] This driver provides functions to manage several sources to clock SAI
sahilmgandhi 18:6a4db94011d3 25
sahilmgandhi 18:6a4db94011d3 26 @endverbatim
sahilmgandhi 18:6a4db94011d3 27 ******************************************************************************
sahilmgandhi 18:6a4db94011d3 28 * @attention
sahilmgandhi 18:6a4db94011d3 29 *
sahilmgandhi 18:6a4db94011d3 30 * <h2><center>&copy; COPYRIGHT(c) 2016 STMicroelectronics</center></h2>
sahilmgandhi 18:6a4db94011d3 31 *
sahilmgandhi 18:6a4db94011d3 32 * Redistribution and use in source and binary forms, with or without modification,
sahilmgandhi 18:6a4db94011d3 33 * are permitted provided that the following conditions are met:
sahilmgandhi 18:6a4db94011d3 34 * 1. Redistributions of source code must retain the above copyright notice,
sahilmgandhi 18:6a4db94011d3 35 * this list of conditions and the following disclaimer.
sahilmgandhi 18:6a4db94011d3 36 * 2. Redistributions in binary form must reproduce the above copyright notice,
sahilmgandhi 18:6a4db94011d3 37 * this list of conditions and the following disclaimer in the documentation
sahilmgandhi 18:6a4db94011d3 38 * and/or other materials provided with the distribution.
sahilmgandhi 18:6a4db94011d3 39 * 3. Neither the name of STMicroelectronics nor the names of its contributors
sahilmgandhi 18:6a4db94011d3 40 * may be used to endorse or promote products derived from this software
sahilmgandhi 18:6a4db94011d3 41 * without specific prior written permission.
sahilmgandhi 18:6a4db94011d3 42 *
sahilmgandhi 18:6a4db94011d3 43 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
sahilmgandhi 18:6a4db94011d3 44 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
sahilmgandhi 18:6a4db94011d3 45 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
sahilmgandhi 18:6a4db94011d3 46 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
sahilmgandhi 18:6a4db94011d3 47 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
sahilmgandhi 18:6a4db94011d3 48 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
sahilmgandhi 18:6a4db94011d3 49 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
sahilmgandhi 18:6a4db94011d3 50 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
sahilmgandhi 18:6a4db94011d3 51 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
sahilmgandhi 18:6a4db94011d3 52 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
sahilmgandhi 18:6a4db94011d3 53 *
sahilmgandhi 18:6a4db94011d3 54 ******************************************************************************
sahilmgandhi 18:6a4db94011d3 55 */
sahilmgandhi 18:6a4db94011d3 56
sahilmgandhi 18:6a4db94011d3 57 /* Includes ------------------------------------------------------------------*/
sahilmgandhi 18:6a4db94011d3 58 #include "stm32f4xx_hal.h"
sahilmgandhi 18:6a4db94011d3 59
sahilmgandhi 18:6a4db94011d3 60 /** @addtogroup STM32F4xx_HAL_Driver
sahilmgandhi 18:6a4db94011d3 61 * @{
sahilmgandhi 18:6a4db94011d3 62 */
sahilmgandhi 18:6a4db94011d3 63
sahilmgandhi 18:6a4db94011d3 64 /** @defgroup SAIEx SAIEx
sahilmgandhi 18:6a4db94011d3 65 * @brief SAI Extension HAL module driver
sahilmgandhi 18:6a4db94011d3 66 * @{
sahilmgandhi 18:6a4db94011d3 67 */
sahilmgandhi 18:6a4db94011d3 68
sahilmgandhi 18:6a4db94011d3 69 #ifdef HAL_SAI_MODULE_ENABLED
sahilmgandhi 18:6a4db94011d3 70
sahilmgandhi 18:6a4db94011d3 71 #if defined(STM32F427xx) || defined(STM32F437xx) || defined(STM32F429xx) || defined(STM32F439xx) || \
sahilmgandhi 18:6a4db94011d3 72 defined(STM32F446xx) || defined(STM32F469xx) || defined(STM32F479xx)
sahilmgandhi 18:6a4db94011d3 73
sahilmgandhi 18:6a4db94011d3 74 /* Private typedef -----------------------------------------------------------*/
sahilmgandhi 18:6a4db94011d3 75 /* Private define ------------------------------------------------------------*/
sahilmgandhi 18:6a4db94011d3 76 /* SAI registers Masks */
sahilmgandhi 18:6a4db94011d3 77 /* Private macro -------------------------------------------------------------*/
sahilmgandhi 18:6a4db94011d3 78 /* Private variables ---------------------------------------------------------*/
sahilmgandhi 18:6a4db94011d3 79 /* Private function prototypes -----------------------------------------------*/
sahilmgandhi 18:6a4db94011d3 80 /* Private functions ---------------------------------------------------------*/
sahilmgandhi 18:6a4db94011d3 81
sahilmgandhi 18:6a4db94011d3 82 /** @defgroup SAI_Private_Functions SAI Private Functions
sahilmgandhi 18:6a4db94011d3 83 * @{
sahilmgandhi 18:6a4db94011d3 84 */
sahilmgandhi 18:6a4db94011d3 85 /**
sahilmgandhi 18:6a4db94011d3 86 * @}
sahilmgandhi 18:6a4db94011d3 87 */
sahilmgandhi 18:6a4db94011d3 88
sahilmgandhi 18:6a4db94011d3 89 /* Exported functions --------------------------------------------------------*/
sahilmgandhi 18:6a4db94011d3 90 /** @defgroup SAIEx_Exported_Functions SAI Extended Exported Functions
sahilmgandhi 18:6a4db94011d3 91 * @{
sahilmgandhi 18:6a4db94011d3 92 */
sahilmgandhi 18:6a4db94011d3 93
sahilmgandhi 18:6a4db94011d3 94 /** @defgroup SAIEx_Exported_Functions_Group1 Extension features functions
sahilmgandhi 18:6a4db94011d3 95 * @brief Extension features functions
sahilmgandhi 18:6a4db94011d3 96 *
sahilmgandhi 18:6a4db94011d3 97 @verbatim
sahilmgandhi 18:6a4db94011d3 98 ===============================================================================
sahilmgandhi 18:6a4db94011d3 99 ##### Extension features Functions #####
sahilmgandhi 18:6a4db94011d3 100 ===============================================================================
sahilmgandhi 18:6a4db94011d3 101 [..]
sahilmgandhi 18:6a4db94011d3 102 This subsection provides a set of functions allowing to manage the possible
sahilmgandhi 18:6a4db94011d3 103 SAI clock sources.
sahilmgandhi 18:6a4db94011d3 104
sahilmgandhi 18:6a4db94011d3 105 @endverbatim
sahilmgandhi 18:6a4db94011d3 106 * @{
sahilmgandhi 18:6a4db94011d3 107 */
sahilmgandhi 18:6a4db94011d3 108
sahilmgandhi 18:6a4db94011d3 109 /**
sahilmgandhi 18:6a4db94011d3 110 * @brief Configure SAI Block synchronization mode
sahilmgandhi 18:6a4db94011d3 111 * @param hsai: pointer to a SAI_HandleTypeDef structure that contains
sahilmgandhi 18:6a4db94011d3 112 * the configuration information for SAI module.
sahilmgandhi 18:6a4db94011d3 113 * @retval SAI Clock Input
sahilmgandhi 18:6a4db94011d3 114 */
sahilmgandhi 18:6a4db94011d3 115 void SAI_BlockSynchroConfig(SAI_HandleTypeDef *hsai)
sahilmgandhi 18:6a4db94011d3 116 {
sahilmgandhi 18:6a4db94011d3 117 uint32_t tmpregisterGCR = 0U;
sahilmgandhi 18:6a4db94011d3 118
sahilmgandhi 18:6a4db94011d3 119 #if defined(STM32F446xx)
sahilmgandhi 18:6a4db94011d3 120 /* This setting must be done with both audio block (A & B) disabled */
sahilmgandhi 18:6a4db94011d3 121 switch(hsai->Init.SynchroExt)
sahilmgandhi 18:6a4db94011d3 122 {
sahilmgandhi 18:6a4db94011d3 123 case SAI_SYNCEXT_DISABLE :
sahilmgandhi 18:6a4db94011d3 124 tmpregisterGCR = 0U;
sahilmgandhi 18:6a4db94011d3 125 break;
sahilmgandhi 18:6a4db94011d3 126 case SAI_SYNCEXT_OUTBLOCKA_ENABLE :
sahilmgandhi 18:6a4db94011d3 127 tmpregisterGCR = SAI_GCR_SYNCOUT_0;
sahilmgandhi 18:6a4db94011d3 128 break;
sahilmgandhi 18:6a4db94011d3 129 case SAI_SYNCEXT_OUTBLOCKB_ENABLE :
sahilmgandhi 18:6a4db94011d3 130 tmpregisterGCR = SAI_GCR_SYNCOUT_1;
sahilmgandhi 18:6a4db94011d3 131 break;
sahilmgandhi 18:6a4db94011d3 132 default:
sahilmgandhi 18:6a4db94011d3 133 break;
sahilmgandhi 18:6a4db94011d3 134 }
sahilmgandhi 18:6a4db94011d3 135
sahilmgandhi 18:6a4db94011d3 136 if((hsai->Init.Synchro) == SAI_SYNCHRONOUS_EXT_SAI2)
sahilmgandhi 18:6a4db94011d3 137 {
sahilmgandhi 18:6a4db94011d3 138 tmpregisterGCR |= SAI_GCR_SYNCIN_0;
sahilmgandhi 18:6a4db94011d3 139 }
sahilmgandhi 18:6a4db94011d3 140
sahilmgandhi 18:6a4db94011d3 141 if((hsai->Instance == SAI1_Block_A) || (hsai->Instance == SAI1_Block_B))
sahilmgandhi 18:6a4db94011d3 142 {
sahilmgandhi 18:6a4db94011d3 143 SAI1->GCR = tmpregisterGCR;
sahilmgandhi 18:6a4db94011d3 144 }
sahilmgandhi 18:6a4db94011d3 145 else
sahilmgandhi 18:6a4db94011d3 146 {
sahilmgandhi 18:6a4db94011d3 147 SAI2->GCR = tmpregisterGCR;
sahilmgandhi 18:6a4db94011d3 148 }
sahilmgandhi 18:6a4db94011d3 149 #endif /* STM32F446xx */
sahilmgandhi 18:6a4db94011d3 150 #if defined(STM32F427xx) || defined(STM32F437xx) || defined(STM32F429xx) || defined(STM32F439xx) || \
sahilmgandhi 18:6a4db94011d3 151 defined(STM32F469xx) || defined(STM32F479xx)
sahilmgandhi 18:6a4db94011d3 152 /* This setting must be done with both audio block (A & B) disabled */
sahilmgandhi 18:6a4db94011d3 153 switch(hsai->Init.SynchroExt)
sahilmgandhi 18:6a4db94011d3 154 {
sahilmgandhi 18:6a4db94011d3 155 case SAI_SYNCEXT_DISABLE :
sahilmgandhi 18:6a4db94011d3 156 tmpregisterGCR = 0U;
sahilmgandhi 18:6a4db94011d3 157 break;
sahilmgandhi 18:6a4db94011d3 158 case SAI_SYNCEXT_OUTBLOCKA_ENABLE :
sahilmgandhi 18:6a4db94011d3 159 tmpregisterGCR = SAI_GCR_SYNCOUT_0;
sahilmgandhi 18:6a4db94011d3 160 break;
sahilmgandhi 18:6a4db94011d3 161 case SAI_SYNCEXT_OUTBLOCKB_ENABLE :
sahilmgandhi 18:6a4db94011d3 162 tmpregisterGCR = SAI_GCR_SYNCOUT_1;
sahilmgandhi 18:6a4db94011d3 163 break;
sahilmgandhi 18:6a4db94011d3 164 default:
sahilmgandhi 18:6a4db94011d3 165 break;
sahilmgandhi 18:6a4db94011d3 166 }
sahilmgandhi 18:6a4db94011d3 167 SAI1->GCR = tmpregisterGCR;
sahilmgandhi 18:6a4db94011d3 168 #endif /* STM32F427xx || STM32F437xx || STM32F429xx || STM32F439xx || STM32F469xx || STM32F479xx */
sahilmgandhi 18:6a4db94011d3 169 }
sahilmgandhi 18:6a4db94011d3 170 /**
sahilmgandhi 18:6a4db94011d3 171 * @brief Get SAI Input Clock based on SAI source clock selection
sahilmgandhi 18:6a4db94011d3 172 * @param hsai: pointer to a SAI_HandleTypeDef structure that contains
sahilmgandhi 18:6a4db94011d3 173 * the configuration information for SAI module.
sahilmgandhi 18:6a4db94011d3 174 * @retval SAI Clock Input
sahilmgandhi 18:6a4db94011d3 175 */
sahilmgandhi 18:6a4db94011d3 176 uint32_t SAI_GetInputClock(SAI_HandleTypeDef *hsai)
sahilmgandhi 18:6a4db94011d3 177 {
sahilmgandhi 18:6a4db94011d3 178 /* This variable used to store the SAI_CK_x (value in Hz) */
sahilmgandhi 18:6a4db94011d3 179 uint32_t saiclocksource = 0U;
sahilmgandhi 18:6a4db94011d3 180
sahilmgandhi 18:6a4db94011d3 181 #if defined(STM32F446xx)
sahilmgandhi 18:6a4db94011d3 182 if ((hsai->Instance == SAI1_Block_A) || (hsai->Instance == SAI1_Block_B))
sahilmgandhi 18:6a4db94011d3 183 {
sahilmgandhi 18:6a4db94011d3 184 saiclocksource = HAL_RCCEx_GetPeriphCLKFreq(RCC_PERIPHCLK_SAI1);
sahilmgandhi 18:6a4db94011d3 185 }
sahilmgandhi 18:6a4db94011d3 186 else /* SAI2_Block_A || SAI2_Block_B*/
sahilmgandhi 18:6a4db94011d3 187 {
sahilmgandhi 18:6a4db94011d3 188 saiclocksource = HAL_RCCEx_GetPeriphCLKFreq(RCC_PERIPHCLK_SAI2);
sahilmgandhi 18:6a4db94011d3 189 }
sahilmgandhi 18:6a4db94011d3 190 #endif /* STM32F446xx */
sahilmgandhi 18:6a4db94011d3 191 #if defined(STM32F427xx) || defined(STM32F437xx) || defined(STM32F429xx) || defined(STM32F439xx) || \
sahilmgandhi 18:6a4db94011d3 192 defined(STM32F469xx) || defined(STM32F479xx)
sahilmgandhi 18:6a4db94011d3 193 uint32_t vcoinput = 0U, tmpreg = 0U;
sahilmgandhi 18:6a4db94011d3 194
sahilmgandhi 18:6a4db94011d3 195 /* Check the SAI Block parameters */
sahilmgandhi 18:6a4db94011d3 196 assert_param(IS_SAI_CLK_SOURCE(hsai->Init.ClockSource));
sahilmgandhi 18:6a4db94011d3 197
sahilmgandhi 18:6a4db94011d3 198 /* SAI Block clock source selection */
sahilmgandhi 18:6a4db94011d3 199 if(hsai->Instance == SAI1_Block_A)
sahilmgandhi 18:6a4db94011d3 200 {
sahilmgandhi 18:6a4db94011d3 201 __HAL_RCC_SAI_BLOCKACLKSOURCE_CONFIG(hsai->Init.ClockSource);
sahilmgandhi 18:6a4db94011d3 202 }
sahilmgandhi 18:6a4db94011d3 203 else
sahilmgandhi 18:6a4db94011d3 204 {
sahilmgandhi 18:6a4db94011d3 205 __HAL_RCC_SAI_BLOCKBCLKSOURCE_CONFIG((uint32_t)(hsai->Init.ClockSource << 2U));
sahilmgandhi 18:6a4db94011d3 206 }
sahilmgandhi 18:6a4db94011d3 207
sahilmgandhi 18:6a4db94011d3 208 /* VCO Input Clock value calculation */
sahilmgandhi 18:6a4db94011d3 209 if((RCC->PLLCFGR & RCC_PLLCFGR_PLLSRC) == RCC_PLLSOURCE_HSI)
sahilmgandhi 18:6a4db94011d3 210 {
sahilmgandhi 18:6a4db94011d3 211 /* In Case the PLL Source is HSI (Internal Clock) */
sahilmgandhi 18:6a4db94011d3 212 vcoinput = (HSI_VALUE / (uint32_t)(RCC->PLLCFGR & RCC_PLLCFGR_PLLM));
sahilmgandhi 18:6a4db94011d3 213 }
sahilmgandhi 18:6a4db94011d3 214 else
sahilmgandhi 18:6a4db94011d3 215 {
sahilmgandhi 18:6a4db94011d3 216 /* In Case the PLL Source is HSE (External Clock) */
sahilmgandhi 18:6a4db94011d3 217 vcoinput = ((HSE_VALUE / (uint32_t)(RCC->PLLCFGR & RCC_PLLCFGR_PLLM)));
sahilmgandhi 18:6a4db94011d3 218 }
sahilmgandhi 18:6a4db94011d3 219
sahilmgandhi 18:6a4db94011d3 220 /* SAI_CLK_x : SAI Block Clock configuration for different clock sources selected */
sahilmgandhi 18:6a4db94011d3 221 if(hsai->Init.ClockSource == SAI_CLKSOURCE_PLLSAI)
sahilmgandhi 18:6a4db94011d3 222 {
sahilmgandhi 18:6a4db94011d3 223 /* Configure the PLLI2S division factor */
sahilmgandhi 18:6a4db94011d3 224 /* PLLSAI_VCO Input = PLL_SOURCE/PLLM */
sahilmgandhi 18:6a4db94011d3 225 /* PLLSAI_VCO Output = PLLSAI_VCO Input * PLLSAIN */
sahilmgandhi 18:6a4db94011d3 226 /* SAI_CLK(first level) = PLLSAI_VCO Output/PLLSAIQ */
sahilmgandhi 18:6a4db94011d3 227 tmpreg = (RCC->PLLSAICFGR & RCC_PLLSAICFGR_PLLSAIQ) >> 24U;
sahilmgandhi 18:6a4db94011d3 228 saiclocksource = (vcoinput * ((RCC->PLLSAICFGR & RCC_PLLSAICFGR_PLLSAIN) >> 6U))/(tmpreg);
sahilmgandhi 18:6a4db94011d3 229
sahilmgandhi 18:6a4db94011d3 230 /* SAI_CLK_x = SAI_CLK(first level)/PLLSAIDIVQ */
sahilmgandhi 18:6a4db94011d3 231 tmpreg = (((RCC->DCKCFGR & RCC_DCKCFGR_PLLSAIDIVQ) >> 8U) + 1U);
sahilmgandhi 18:6a4db94011d3 232 saiclocksource = saiclocksource/(tmpreg);
sahilmgandhi 18:6a4db94011d3 233
sahilmgandhi 18:6a4db94011d3 234 }
sahilmgandhi 18:6a4db94011d3 235 else if(hsai->Init.ClockSource == SAI_CLKSOURCE_PLLI2S)
sahilmgandhi 18:6a4db94011d3 236 {
sahilmgandhi 18:6a4db94011d3 237 /* Configure the PLLI2S division factor */
sahilmgandhi 18:6a4db94011d3 238 /* PLLI2S_VCO Input = PLL_SOURCE/PLLM */
sahilmgandhi 18:6a4db94011d3 239 /* PLLI2S_VCO Output = PLLI2S_VCO Input * PLLI2SN */
sahilmgandhi 18:6a4db94011d3 240 /* SAI_CLK(first level) = PLLI2S_VCO Output/PLLI2SQ */
sahilmgandhi 18:6a4db94011d3 241 tmpreg = (RCC->PLLI2SCFGR & RCC_PLLI2SCFGR_PLLI2SQ) >> 24U;
sahilmgandhi 18:6a4db94011d3 242 saiclocksource = (vcoinput * ((RCC->PLLI2SCFGR & RCC_PLLI2SCFGR_PLLI2SN) >> 6U))/(tmpreg);
sahilmgandhi 18:6a4db94011d3 243
sahilmgandhi 18:6a4db94011d3 244 /* SAI_CLK_x = SAI_CLK(first level)/PLLI2SDIVQ */
sahilmgandhi 18:6a4db94011d3 245 tmpreg = ((RCC->DCKCFGR & RCC_DCKCFGR_PLLI2SDIVQ) + 1U);
sahilmgandhi 18:6a4db94011d3 246 saiclocksource = saiclocksource/(tmpreg);
sahilmgandhi 18:6a4db94011d3 247 }
sahilmgandhi 18:6a4db94011d3 248 else /* sConfig->ClockSource == SAI_CLKSource_Ext */
sahilmgandhi 18:6a4db94011d3 249 {
sahilmgandhi 18:6a4db94011d3 250 /* Enable the External Clock selection */
sahilmgandhi 18:6a4db94011d3 251 __HAL_RCC_I2S_CONFIG(RCC_I2SCLKSOURCE_EXT);
sahilmgandhi 18:6a4db94011d3 252
sahilmgandhi 18:6a4db94011d3 253 saiclocksource = EXTERNAL_CLOCK_VALUE;
sahilmgandhi 18:6a4db94011d3 254 }
sahilmgandhi 18:6a4db94011d3 255 #endif /* STM32F427xx || STM32F437xx || STM32F429xx || STM32F439xx || STM32F469xx || STM32F479xx */
sahilmgandhi 18:6a4db94011d3 256 /* the return result is the value of SAI clock */
sahilmgandhi 18:6a4db94011d3 257 return saiclocksource;
sahilmgandhi 18:6a4db94011d3 258 }
sahilmgandhi 18:6a4db94011d3 259
sahilmgandhi 18:6a4db94011d3 260 /**
sahilmgandhi 18:6a4db94011d3 261 * @}
sahilmgandhi 18:6a4db94011d3 262 */
sahilmgandhi 18:6a4db94011d3 263
sahilmgandhi 18:6a4db94011d3 264 /**
sahilmgandhi 18:6a4db94011d3 265 * @}
sahilmgandhi 18:6a4db94011d3 266 */
sahilmgandhi 18:6a4db94011d3 267
sahilmgandhi 18:6a4db94011d3 268 #endif /* STM32F427xx || STM32F437xx || STM32F429xx || STM32F439xx || STM32F446xx || STM32F469xx || STM32F479xx */
sahilmgandhi 18:6a4db94011d3 269 #endif /* HAL_SAI_MODULE_ENABLED */
sahilmgandhi 18:6a4db94011d3 270 /**
sahilmgandhi 18:6a4db94011d3 271 * @}
sahilmgandhi 18:6a4db94011d3 272 */
sahilmgandhi 18:6a4db94011d3 273
sahilmgandhi 18:6a4db94011d3 274 /**
sahilmgandhi 18:6a4db94011d3 275 * @}
sahilmgandhi 18:6a4db94011d3 276 */
sahilmgandhi 18:6a4db94011d3 277
sahilmgandhi 18:6a4db94011d3 278 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/