AudioRecord and FFT/MSE comparison. Call AudioRecord_demo for control record and AudioSample for subsequent recordings.

Dependencies:   CMSIS_DSP_401 STM32L4xx_HAL_Driver

Fork of OneHopeOnePrayer by Senior Design: Sound Monitor

Revision:
0:d4e5ad7ad71c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/stm32l4xx_it.c	Mon Nov 23 19:37:13 2015 +0000
@@ -0,0 +1,285 @@
+/**
+  ******************************************************************************
+  * @file    BSP/Src/stm32l4xx_it.c 
+  * @author  MCD Application Team
+  * @version V1.1.0
+  * @date    16-September-2015
+  * @brief   Main Interrupt Service Routines.
+  *          This file provides template for all exceptions handler and 
+  *          peripherals interrupt service routine.
+  ******************************************************************************
+  * @attention
+  *
+  * <h2><center>&copy; COPYRIGHT(c) 2015 STMicroelectronics</center></h2>
+  *
+  * Redistribution and use in source and binary forms, with or without modification,
+  * are permitted provided that the following conditions are met:
+  *   1. Redistributions of source code must retain the above copyright notice,
+  *      this list of conditions and the following disclaimer.
+  *   2. Redistributions in binary form must reproduce the above copyright notice,
+  *      this list of conditions and the following disclaimer in the documentation
+  *      and/or other materials provided with the distribution.
+  *   3. Neither the name of STMicroelectronics nor the names of its contributors
+  *      may be used to endorse or promote products derived from this software
+  *      without specific prior written permission.
+  *
+  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+  * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+  * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+  *
+  ******************************************************************************
+  */
+
+/* Includes ------------------------------------------------------------------*/
+#include "stm32l4xx_it.h"
+#include "main.h"
+
+/** @addtogroup STM32L4xx_HAL_Examples
+  * @{
+  */
+
+/** @addtogroup Templates
+  * @{
+  */
+
+extern SAI_HandleTypeDef          BSP_AUDIO_hSai;
+extern DFSDM_Filter_HandleTypeDef BSP_AUDIO_hDfsdmLeftFilter;
+
+/* DBG */
+typedef struct {
+  uint32_t IrqCpt_EXTI0;
+  uint32_t IrqCpt_EXTI1;
+  uint32_t IrqCpt_EXTI2;
+  uint32_t IrqCpt_EXTI3;
+  uint32_t IrqCpt_EXTI9_5;
+  uint32_t IrqCpt_EXTI15_10;
+  uint32_t IrqCpt_SAI;
+  uint32_t IrqCpt_DFSDM;
+} IrqCpt_t;
+IrqCpt_t IrqCpt = {0};
+/* DBG */
+
+/* Private typedef -----------------------------------------------------------*/
+/* Private define ------------------------------------------------------------*/
+/* Private macro -------------------------------------------------------------*/
+/* Private variables ---------------------------------------------------------*/
+/* Private function prototypes -----------------------------------------------*/
+/* Private functions ---------------------------------------------------------*/
+
+/******************************************************************************/
+/*            Cortex-M4 Processor Exceptions Handlers                         */
+/******************************************************************************/
+
+/**
+  * @brief   This function handles NMI exception.
+  * @param  None
+  * @retval None
+  */
+void NMI_Handler(void)
+{
+}
+
+/**
+  * @brief  This function handles Hard Fault exception.
+  * @param  None
+  * @retval None
+  */
+void HardFault_Handler(void)
+{
+  /* Go to infinite loop when Hard Fault exception occurs */
+  while (1)
+  {
+  }
+}
+
+/**
+  * @brief  This function handles Memory Manage exception.
+  * @param  None
+  * @retval None
+  */
+void MemManage_Handler(void)
+{
+  /* Go to infinite loop when Memory Manage exception occurs */
+  while (1)
+  {
+  }
+}
+
+/**
+  * @brief  This function handles Bus Fault exception.
+  * @param  None
+  * @retval None
+  */
+void BusFault_Handler(void)
+{
+  /* Go to infinite loop when Bus Fault exception occurs */
+  while (1)
+  {
+  }
+}
+
+/**
+  * @brief  This function handles Usage Fault exception.
+  * @param  None
+  * @retval None
+  */
+void UsageFault_Handler(void)
+{
+  /* Go to infinite loop when Usage Fault exception occurs */
+  while (1)
+  {
+  }
+}
+
+/**
+  * @brief  This function handles SVCall exception.
+  * @param  None
+  * @retval None
+  */
+void SVC_Handler(void)
+{
+}
+
+/**
+  * @brief  This function handles Debug Monitor exception.
+  * @param  None
+  * @retval None
+  */
+void DebugMon_Handler(void)
+{
+}
+
+/**
+  * @brief  This function handles PendSVC exception.
+  * @param  None
+  * @retval None
+  */
+void PendSV_Handler(void)
+{
+}
+
+/**
+  * @brief  This function handles SysTick Handler.
+  * @param  None
+  * @retval None
+  */
+void SysTick_Handler(void)
+{
+  HAL_IncTick();
+}
+  
+
+/******************************************************************************/
+/*                 STM32L4xx Peripherals Interrupt Handlers                   */
+/*  Add here the Interrupt Handler for the used peripheral(s) (PPP), for the  */
+/*  available peripheral interrupt handler's name please refer to the startup */
+/*  file (startup_stm32l4xx.s).                                               */
+/******************************************************************************/
+
+/**
+  * @brief  This function handles EXTI0 interrupt request.
+  * @param  None
+  * @retval None
+  */
+void EXTI0_IRQHandler (void)
+{
+  IrqCpt.IrqCpt_EXTI0++;
+  HAL_GPIO_EXTI_IRQHandler(SEL_JOY_PIN);
+}
+
+/**
+  * @brief  This function handles EXTI1 interrupt request.
+  * @param  None
+  * @retval None
+  */
+void EXTI1_IRQHandler (void)
+{
+  IrqCpt.IrqCpt_EXTI1++;
+  HAL_GPIO_EXTI_IRQHandler(LEFT_JOY_PIN);
+}
+
+/**
+  * @brief  This function handles EXTI2 interrupt request.
+  * @param  None
+  * @retval None
+  */
+void EXTI2_IRQHandler (void)
+{
+  IrqCpt.IrqCpt_EXTI2++;
+  HAL_GPIO_EXTI_IRQHandler(RIGHT_JOY_PIN);
+}
+
+/**
+  * @brief  This function handles EXTI3 interrupt request.
+  * @param  None
+  * @retval None
+  */
+void EXTI3_IRQHandler (void)
+{
+  IrqCpt.IrqCpt_EXTI3++;
+  HAL_GPIO_TogglePin(LED4_GPIO_PORT, LED4_PIN);
+  HAL_GPIO_EXTI_IRQHandler(UP_JOY_PIN);
+  HAL_GPIO_TogglePin(LED4_GPIO_PORT, LED4_PIN);
+}
+
+/**
+  * @brief  This function handles EXTI9_5 interrupt request.
+  * @param  None
+  * @retval None
+  */
+void EXTI9_5_IRQHandler (void)
+{
+  IrqCpt.IrqCpt_EXTI9_5++;
+  HAL_GPIO_EXTI_IRQHandler(DOWN_JOY_PIN);
+}
+
+/**
+  * @brief  This function handles EXTI15_10 interrupt request.
+  * @param  None
+  * @retval None
+  */
+void EXTI15_10_IRQHandler (void)
+{
+  IrqCpt.IrqCpt_EXTI15_10++;
+  HAL_GPIO_EXTI_IRQHandler(IDD_INT_PIN);
+}
+
+/**
+  * @brief  This function handles SAI DMA interrupt request.
+  * @param  None
+  * @retval None
+  */
+void AUDIO_SAIx_DMAx_IRQHandler(void)
+{ 
+  IrqCpt.IrqCpt_SAI++;
+  HAL_DMA_IRQHandler(BSP_AUDIO_hSai.hdmatx);
+}
+
+/**
+  * @brief  This function handles DFSDM Left DMAinterrupt request.
+  * @param  None
+  * @retval None
+  */
+void AUDIO_DFSDM_DMAx_LEFT_IRQHandler(void)
+{ 
+  IrqCpt.IrqCpt_DFSDM++;
+  HAL_DMA_IRQHandler(BSP_AUDIO_hDfsdmLeftFilter.hdmaReg);
+}
+
+/**
+  * @}
+  */ 
+
+/**
+  * @}
+  */
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
+