Senior Design: Sound Monitor
AudioRecord
Dependencies: STM32L4xx_HAL_Driver CMSIS_DSP_401
Diff: stm32l476g_discovery_audio.h
- Revision:
- 0:d4e5ad7ad71c
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/stm32l476g_discovery_audio.h Mon Nov 23 19:37:13 2015 +0000
@@ -0,0 +1,280 @@
+/**
+ ******************************************************************************
+ * @file stm32l476g_discovery_audio.h
+ * @author MCD Application Team
+ * @version V1.0.1
+ * @date 16-September-2015
+ * @brief This file contains the common defines and functions prototypes for
+ * the stm32l476g_discovery_audio.c driver.
+ ******************************************************************************
+ * @attention
+ *
+ * <h2><center>© 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.
+ *
+ ******************************************************************************
+ */
+
+/* Define to prevent recursive inclusion -------------------------------------*/
+#ifndef __STM32L476G_DISCOVERY_AUDIO_H
+#define __STM32L476G_DISCOVERY_AUDIO_H
+
+#ifdef __cplusplus
+ extern "C" {
+#endif
+
+/* Includes ------------------------------------------------------------------*/
+#if defined(BSP_AUDIO_USE_RTOS)
+#include "k_mem.h"
+#else
+#include <stdlib.h>
+#endif
+/* Include audio component Driver */
+
+#include "stm32l476g_discovery.h"
+
+/** @addtogroup BSP
+ * @{
+ */
+
+/** @addtogroup STM32L476G_DISCOVERY
+ * @{
+ */
+
+/** @addtogroup STM32L476G_DISCOVERY_AUDIO
+ * @{
+ */
+
+/** @defgroup STM32L476G_DISCOVERY_AUDIO_Exported_Types Exported Types
+ * @{
+ */
+typedef void (*Audio_CallbackTypeDef)(void);
+
+/**
+ * @}
+ */
+
+/** @defgroup STM32L476G_DISCOVERY_AUDIO_Exported_Constants Exported Constants
+ * @{
+ */
+/** @defgroup BSP_Audio_Out_Option BSP Audio Out Option
+ * @{
+ */
+#define BSP_AUDIO_OUT_CIRCULARMODE ((uint32_t)0x00000001) /* BUFFER CIRCULAR MODE */
+#define BSP_AUDIO_OUT_NORMALMODE ((uint32_t)0x00000002) /* BUFFER NORMAL MODE */
+#define BSP_AUDIO_OUT_STEREOMODE ((uint32_t)0x00000004) /* STEREO MODE */
+#define BSP_AUDIO_OUT_MONOMODE ((uint32_t)0x00000008) /* MONO MODE */
+/**
+ * @}
+ */
+
+/** @defgroup BSP_Audio_Sample_Rate BSP Audio Sample Rate
+ * @{
+ */
+#define BSP_AUDIO_FREQUENCY_96K SAI_AUDIO_FREQUENCY_96K
+#define BSP_AUDIO_FREQUENCY_48K SAI_AUDIO_FREQUENCY_48K
+#define BSP_AUDIO_FREQUENCY_44K SAI_AUDIO_FREQUENCY_44K
+#define BSP_AUDIO_FREQUENCY_32K SAI_AUDIO_FREQUENCY_32K
+#define BSP_AUDIO_FREQUENCY_22K SAI_AUDIO_FREQUENCY_22K
+#define BSP_AUDIO_FREQUENCY_16K SAI_AUDIO_FREQUENCY_16K
+#define BSP_AUDIO_FREQUENCY_11K SAI_AUDIO_FREQUENCY_11K
+#define BSP_AUDIO_FREQUENCY_8K SAI_AUDIO_FREQUENCY_8K
+/**
+ * @}
+ */
+
+/* AUDIO FREQUENCY */
+#define AUDIO_FREQUENCY_192K ((uint32_t)192000)
+#define AUDIO_FREQUENCY_96K ((uint32_t)96000)
+#define AUDIO_FREQUENCY_48K ((uint32_t)48000)
+#define AUDIO_FREQUENCY_44K ((uint32_t)44100)
+#define AUDIO_FREQUENCY_32K ((uint32_t)32000)
+#define AUDIO_FREQUENCY_22K ((uint32_t)22050)
+#define AUDIO_FREQUENCY_16K ((uint32_t)16000)
+#define AUDIO_FREQUENCY_11K ((uint32_t)11025)
+#define AUDIO_FREQUENCY_8K ((uint32_t)8000)
+
+/*------------------------------------------------------------------------------
+ USER SAI defines parameters
+ -----------------------------------------------------------------------------*/
+/* SAI peripheral configuration defines */
+#define AUDIO_SAIx SAI1_Block_A
+#define AUDIO_SAIx_CLK_ENABLE() __HAL_RCC_SAI1_CLK_ENABLE()
+#define AUDIO_SAIx_CLK_DISABLE() __HAL_RCC_SAI1_CLK_DISABLE()
+#define AUDIO_SAIx_MCK_SCK_SD_FS_AF GPIO_AF13_SAI1
+
+#define AUDIO_SAIx_MCK_SCK_SD_FS_ENABLE() __HAL_RCC_GPIOE_CLK_ENABLE()
+#define AUDIO_SAIx_MCK_SCK_SD_FS_DISABLE() __HAL_RCC_GPIOE_CLK_DISABLE()
+#define AUDIO_SAIx_FS_PIN GPIO_PIN_4
+#define AUDIO_SAIx_SCK_PIN GPIO_PIN_5
+#define AUDIO_SAIx_SD_PIN GPIO_PIN_6
+#define AUDIO_SAIx_MCK_PIN GPIO_PIN_2
+#define AUDIO_SAIx_MCK_SCK_SD_FS_GPIO_PORT GPIOE
+
+/* SAI DMA Channel definitions */
+#define AUDIO_SAIx_DMAx_CLK_ENABLE() __HAL_RCC_DMA2_CLK_ENABLE()
+#define AUDIO_SAIx_DMAx_CLK_DISABLE() __HAL_RCC_DMA2_CLK_DISABLE()
+#define AUDIO_SAIx_DMAx_CHANNEL DMA2_Channel1
+#define AUDIO_SAIx_DMAx_IRQ DMA2_Channel1_IRQn
+#define AUDIO_SAIx_DMAx_PERIPH_DATA_SIZE DMA_PDATAALIGN_HALFWORD
+#define AUDIO_SAIx_DMAx_MEM_DATA_SIZE DMA_MDATAALIGN_HALFWORD
+#define DMA_MAX_SZE (uint32_t)0xFFFF
+
+#define AUDIO_SAIx_DMAx_IRQHandler DMA2_Channel1_IRQHandler
+
+/* Select the interrupt preemption priority for the DMA interrupt */
+#define AUDIO_OUT_IRQ_PREPRIO 5 /* Select the preemption priority level(0 is the highest) */
+
+/* Disable SAIx PLL */
+#define AUDIO_SAIx_PLL_DISABLE() HAL_RCCEx_DisablePLLSAI1()
+
+/*------------------------------------------------------------------------------
+ AUDIO IN CONFIGURATION
+------------------------------------------------------------------------------*/
+/* DFSDM Configuration defines */
+#define AUDIO_DFSDMx_LEFT_CHANNEL DFSDM_Channel2
+#define AUDIO_DFSDMx_LEFT_FILTER DFSDM_Filter0
+#define AUDIO_DFSDMx_CLK_ENABLE() __HAL_RCC_DFSDM_CLK_ENABLE()
+#define AUDIO_DFSDMx_CLK_DISABLE() __HAL_RCC_DFSDM_CLK_DISABLE()
+#define AUDIO_DFSDMx_CKOUT_PIN GPIO_PIN_9
+#define AUDIO_DFSDMx_DMIC_DATIN_PIN GPIO_PIN_7
+#define AUDIO_DFSDMx_CKOUT_DMIC_DATIN_GPIO_PORT GPIOE
+#define AUDIO_DFSDMx_CKOUT_DMIC_DATIN_GPIO_CLK_ENABLE() __HAL_RCC_GPIOE_CLK_ENABLE()
+#define AUDIO_DFSDMx_CKOUT_DMIC_DATIN_GPIO_CLK_DISABLE() __HAL_RCC_GPIOE_CLK_DISABLE()
+#define AUDIO_DFSDMx_CKOUT_DMIC_DATIN_AF GPIO_AF6_DFSDM
+
+/* DFSDM DMA Right and Left channels definitions */
+#define AUDIO_DFSDMx_DMAx_CLK_ENABLE() __HAL_RCC_DMA1_CLK_ENABLE()
+#define AUDIO_DFSDMx_DMAx_CLK_DISABLE() __HAL_RCC_DMA1_CLK_DISABLE()
+#define AUDIO_DFSDMx_DMAx_LEFT_CHANNEL DMA1_Channel4
+#define AUDIO_DFSDMx_DMAx_LEFT_IRQ DMA1_Channel4_IRQn
+#define AUDIO_DFSDMx_DMAx_PERIPH_DATA_SIZE DMA_PDATAALIGN_WORD
+#define AUDIO_DFSDMx_DMAx_MEM_DATA_SIZE DMA_MDATAALIGN_WORD
+
+#define AUDIO_DFSDM_DMAx_LEFT_IRQHandler DMA1_Channel4_IRQHandler
+
+/* Select the interrupt preemption priority and subpriority for the IT/DMA interrupt */
+#define AUDIO_IN_IRQ_PREPRIO 6 /* Select the preemption priority level(0 is the highest) */
+
+/*------------------------------------------------------------------------------
+ CONFIGURATION: Audio Driver Configuration parameters
+------------------------------------------------------------------------------*/
+
+#define AUDIODATA_SIZE 2 /* 16-bits audio data size */
+
+/* Audio status definition */
+#define AUDIO_OK 0
+#define AUDIO_ERROR 1
+#define AUDIO_TIMEOUT 2
+
+/* AudioFreq * DataSize (2 bytes) * NumChannels (Stereo: 2) */
+#define DEFAULT_AUDIO_IN_FREQ BSP_AUDIO_FREQUENCY_16K
+#define DEFAULT_AUDIO_IN_BIT_RESOLUTION 16
+#define DEFAULT_AUDIO_IN_CHANNEL_NBR 1 /* Mono = 1, Stereo = 2 */
+#define DEFAULT_AUDIO_IN_VOLUME 64
+
+/*------------------------------------------------------------------------------
+ OPTIONAL Configuration defines parameters
+------------------------------------------------------------------------------*/
+
+/* Delay for the Codec to be correctly reset */
+#define CODEC_RESET_DELAY 5
+
+/**
+ * @}
+ */
+
+/** @defgroup STM32L476G_DISCOVERY_AUDIO_Exported_Variables Exported Variables
+ * @{
+ */
+extern SAI_HandleTypeDef BSP_AUDIO_hSai;
+extern DFSDM_Filter_HandleTypeDef BSP_AUDIO_hDfsdmLeftFilter;
+
+ /**
+ * @}
+ */
+
+/** @defgroup STM32L476G_DISCOVERY_AUDIO_Exported_Macros Exported Macros
+ * @{
+ */
+#define DMA_MAX(_X_) (((_X_) <= DMA_MAX_SZE)? (_X_):DMA_MAX_SZE)
+
+/**
+ * @}
+ */
+
+/* Exported functions --------------------------------------------------------*/
+/** @defgroup STM32L476G_DISCOVERY_AUDIO_Exported_Functions Exported Functions
+ * @{
+ */
+uint8_t BSP_AUDIO_OUT_Init(uint16_t OutputDevice, uint8_t Volume, uint32_t AudioFreq);
+uint8_t BSP_AUDIO_OUT_DeInit(void);
+uint8_t BSP_AUDIO_OUT_Play(uint16_t* pData, uint32_t Size);
+uint8_t BSP_AUDIO_OUT_ChangeBuffer(uint16_t *pData, uint16_t Size);
+uint8_t BSP_AUDIO_OUT_Pause(void);
+uint8_t BSP_AUDIO_OUT_Resume(void);
+uint8_t BSP_AUDIO_OUT_Stop(uint32_t Option);
+uint8_t BSP_AUDIO_OUT_SetVolume(uint8_t Volume);
+uint8_t BSP_AUDIO_OUT_SetFrequency(uint32_t AudioFreq);
+void BSP_AUDIO_OUT_ChangeAudioConfig(uint32_t AudioOutOption);
+uint8_t BSP_AUDIO_OUT_SetMute(uint32_t Cmd);
+uint8_t BSP_AUDIO_OUT_SetOutputMode(uint8_t Output);
+void BSP_AUDIO_OUT_RegisterCallbacks(Audio_CallbackTypeDef ErrorCallback,
+ Audio_CallbackTypeDef HalfTransferCallback,
+ Audio_CallbackTypeDef TransferCompleteCallback);
+
+uint8_t BSP_AUDIO_IN_Init(uint32_t AudioFreq, uint32_t BitRes, uint32_t ChnlNbr);
+uint8_t BSP_AUDIO_IN_DeInit(void);
+uint8_t BSP_AUDIO_IN_Record(uint16_t *pData, uint32_t Size);
+uint8_t BSP_AUDIO_IN_SetFrequency(uint32_t AudioFreq);
+uint8_t BSP_AUDIO_IN_Stop(void);
+uint8_t BSP_AUDIO_IN_Pause(void);
+uint8_t BSP_AUDIO_IN_Resume(void);
+void BSP_AUDIO_IN_RegisterCallbacks(Audio_CallbackTypeDef ErrorCallback,
+ Audio_CallbackTypeDef HalfTransferCallback,
+ Audio_CallbackTypeDef TransferCompleteCallback);
+/**
+ * @}
+ */
+
+/**
+ * @}
+ */
+
+/**
+ * @}
+ */
+
+/**
+ * @}
+ */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __STM32L476G_DISCOVERY_AUDIO_H */
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
+