Senior Design: Sound Monitor / OneHopeOnePrayer

AudioRecord

Dependencies:   STM32L4xx_HAL_Driver CMSIS_DSP_401

stm32l476g_discovery_audio.h@3:ec7e3c37fe80, 2015-11-26 (annotated)

Committer:
EricLew
Date:
Thu Nov 26 22:32:56 2015 +0000
Revision:
3:ec7e3c37fe80
Parent:
0:d4e5ad7ad71c 
FFT is currently not working and commented out

Who changed what in which revision?

UserRevisionLine numberNew contents of line
EricLew 0:d4e5ad7ad71c 1 /**
EricLew 0:d4e5ad7ad71c 2 ******************************************************************************
EricLew 0:d4e5ad7ad71c 3 * @file stm32l476g_discovery_audio.h
EricLew 0:d4e5ad7ad71c 4 * @author MCD Application Team
EricLew 0:d4e5ad7ad71c 5 * @version V1.0.1
EricLew 0:d4e5ad7ad71c 6 * @date 16-September-2015
EricLew 0:d4e5ad7ad71c 7 * @brief This file contains the common defines and functions prototypes for
EricLew 0:d4e5ad7ad71c 8 * the stm32l476g_discovery_audio.c driver.
EricLew 0:d4e5ad7ad71c 9 ******************************************************************************
EricLew 0:d4e5ad7ad71c 10 * @attention
EricLew 0:d4e5ad7ad71c 11 *
EricLew 0:d4e5ad7ad71c 12 * <h2><center>&copy; COPYRIGHT(c) 2015 STMicroelectronics</center></h2>
EricLew 0:d4e5ad7ad71c 13 *
EricLew 0:d4e5ad7ad71c 14 * Redistribution and use in source and binary forms, with or without modification,
EricLew 0:d4e5ad7ad71c 15 * are permitted provided that the following conditions are met:
EricLew 0:d4e5ad7ad71c 16 * 1. Redistributions of source code must retain the above copyright notice,
EricLew 0:d4e5ad7ad71c 17 * this list of conditions and the following disclaimer.
EricLew 0:d4e5ad7ad71c 18 * 2. Redistributions in binary form must reproduce the above copyright notice,
EricLew 0:d4e5ad7ad71c 19 * this list of conditions and the following disclaimer in the documentation
EricLew 0:d4e5ad7ad71c 20 * and/or other materials provided with the distribution.
EricLew 0:d4e5ad7ad71c 21 * 3. Neither the name of STMicroelectronics nor the names of its contributors
EricLew 0:d4e5ad7ad71c 22 * may be used to endorse or promote products derived from this software
EricLew 0:d4e5ad7ad71c 23 * without specific prior written permission.
EricLew 0:d4e5ad7ad71c 24 *
EricLew 0:d4e5ad7ad71c 25 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
EricLew 0:d4e5ad7ad71c 26 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
EricLew 0:d4e5ad7ad71c 27 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
EricLew 0:d4e5ad7ad71c 28 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
EricLew 0:d4e5ad7ad71c 29 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
EricLew 0:d4e5ad7ad71c 30 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
EricLew 0:d4e5ad7ad71c 31 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
EricLew 0:d4e5ad7ad71c 32 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
EricLew 0:d4e5ad7ad71c 33 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
EricLew 0:d4e5ad7ad71c 34 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
EricLew 0:d4e5ad7ad71c 35 *
EricLew 0:d4e5ad7ad71c 36 ******************************************************************************
EricLew 0:d4e5ad7ad71c 37 */
EricLew 0:d4e5ad7ad71c 38
EricLew 0:d4e5ad7ad71c 39 /* Define to prevent recursive inclusion -------------------------------------*/
EricLew 0:d4e5ad7ad71c 40 #ifndef __STM32L476G_DISCOVERY_AUDIO_H
EricLew 0:d4e5ad7ad71c 41 #define __STM32L476G_DISCOVERY_AUDIO_H
EricLew 0:d4e5ad7ad71c 42
EricLew 0:d4e5ad7ad71c 43 #ifdef __cplusplus
EricLew 0:d4e5ad7ad71c 44 extern "C" {
EricLew 0:d4e5ad7ad71c 45 #endif
EricLew 0:d4e5ad7ad71c 46
EricLew 0:d4e5ad7ad71c 47 /* Includes ------------------------------------------------------------------*/
EricLew 0:d4e5ad7ad71c 48 #if defined(BSP_AUDIO_USE_RTOS)
EricLew 0:d4e5ad7ad71c 49 #include "k_mem.h"
EricLew 0:d4e5ad7ad71c 50 #else
EricLew 0:d4e5ad7ad71c 51 #include <stdlib.h>
EricLew 0:d4e5ad7ad71c 52 #endif
EricLew 0:d4e5ad7ad71c 53 /* Include audio component Driver */
EricLew 0:d4e5ad7ad71c 54
EricLew 0:d4e5ad7ad71c 55 #include "stm32l476g_discovery.h"
EricLew 0:d4e5ad7ad71c 56
EricLew 0:d4e5ad7ad71c 57 /** @addtogroup BSP
EricLew 0:d4e5ad7ad71c 58 * @{
EricLew 0:d4e5ad7ad71c 59 */
EricLew 0:d4e5ad7ad71c 60
EricLew 0:d4e5ad7ad71c 61 /** @addtogroup STM32L476G_DISCOVERY
EricLew 0:d4e5ad7ad71c 62 * @{
EricLew 0:d4e5ad7ad71c 63 */
EricLew 0:d4e5ad7ad71c 64
EricLew 0:d4e5ad7ad71c 65 /** @addtogroup STM32L476G_DISCOVERY_AUDIO
EricLew 0:d4e5ad7ad71c 66 * @{
EricLew 0:d4e5ad7ad71c 67 */
EricLew 0:d4e5ad7ad71c 68
EricLew 0:d4e5ad7ad71c 69 /** @defgroup STM32L476G_DISCOVERY_AUDIO_Exported_Types Exported Types
EricLew 0:d4e5ad7ad71c 70 * @{
EricLew 0:d4e5ad7ad71c 71 */
EricLew 0:d4e5ad7ad71c 72 typedef void (*Audio_CallbackTypeDef)(void);
EricLew 0:d4e5ad7ad71c 73
EricLew 0:d4e5ad7ad71c 74 /**
EricLew 0:d4e5ad7ad71c 75 * @}
EricLew 0:d4e5ad7ad71c 76 */
EricLew 0:d4e5ad7ad71c 77
EricLew 0:d4e5ad7ad71c 78 /** @defgroup STM32L476G_DISCOVERY_AUDIO_Exported_Constants Exported Constants
EricLew 0:d4e5ad7ad71c 79 * @{
EricLew 0:d4e5ad7ad71c 80 */
EricLew 0:d4e5ad7ad71c 81 /** @defgroup BSP_Audio_Out_Option BSP Audio Out Option
EricLew 0:d4e5ad7ad71c 82 * @{
EricLew 0:d4e5ad7ad71c 83 */
EricLew 0:d4e5ad7ad71c 84 #define BSP_AUDIO_OUT_CIRCULARMODE ((uint32_t)0x00000001) /* BUFFER CIRCULAR MODE */
EricLew 0:d4e5ad7ad71c 85 #define BSP_AUDIO_OUT_NORMALMODE ((uint32_t)0x00000002) /* BUFFER NORMAL MODE */
EricLew 0:d4e5ad7ad71c 86 #define BSP_AUDIO_OUT_STEREOMODE ((uint32_t)0x00000004) /* STEREO MODE */
EricLew 0:d4e5ad7ad71c 87 #define BSP_AUDIO_OUT_MONOMODE ((uint32_t)0x00000008) /* MONO MODE */
EricLew 0:d4e5ad7ad71c 88 /**
EricLew 0:d4e5ad7ad71c 89 * @}
EricLew 0:d4e5ad7ad71c 90 */
EricLew 0:d4e5ad7ad71c 91
EricLew 0:d4e5ad7ad71c 92 /** @defgroup BSP_Audio_Sample_Rate BSP Audio Sample Rate
EricLew 0:d4e5ad7ad71c 93 * @{
EricLew 0:d4e5ad7ad71c 94 */
EricLew 0:d4e5ad7ad71c 95 #define BSP_AUDIO_FREQUENCY_96K SAI_AUDIO_FREQUENCY_96K
EricLew 0:d4e5ad7ad71c 96 #define BSP_AUDIO_FREQUENCY_48K SAI_AUDIO_FREQUENCY_48K
EricLew 0:d4e5ad7ad71c 97 #define BSP_AUDIO_FREQUENCY_44K SAI_AUDIO_FREQUENCY_44K
EricLew 0:d4e5ad7ad71c 98 #define BSP_AUDIO_FREQUENCY_32K SAI_AUDIO_FREQUENCY_32K
EricLew 0:d4e5ad7ad71c 99 #define BSP_AUDIO_FREQUENCY_22K SAI_AUDIO_FREQUENCY_22K
EricLew 0:d4e5ad7ad71c 100 #define BSP_AUDIO_FREQUENCY_16K SAI_AUDIO_FREQUENCY_16K
EricLew 0:d4e5ad7ad71c 101 #define BSP_AUDIO_FREQUENCY_11K SAI_AUDIO_FREQUENCY_11K
EricLew 0:d4e5ad7ad71c 102 #define BSP_AUDIO_FREQUENCY_8K SAI_AUDIO_FREQUENCY_8K
EricLew 0:d4e5ad7ad71c 103 /**
EricLew 0:d4e5ad7ad71c 104 * @}
EricLew 0:d4e5ad7ad71c 105 */
EricLew 0:d4e5ad7ad71c 106
EricLew 0:d4e5ad7ad71c 107 /* AUDIO FREQUENCY */
EricLew 0:d4e5ad7ad71c 108 #define AUDIO_FREQUENCY_192K ((uint32_t)192000)
EricLew 0:d4e5ad7ad71c 109 #define AUDIO_FREQUENCY_96K ((uint32_t)96000)
EricLew 0:d4e5ad7ad71c 110 #define AUDIO_FREQUENCY_48K ((uint32_t)48000)
EricLew 0:d4e5ad7ad71c 111 #define AUDIO_FREQUENCY_44K ((uint32_t)44100)
EricLew 0:d4e5ad7ad71c 112 #define AUDIO_FREQUENCY_32K ((uint32_t)32000)
EricLew 0:d4e5ad7ad71c 113 #define AUDIO_FREQUENCY_22K ((uint32_t)22050)
EricLew 0:d4e5ad7ad71c 114 #define AUDIO_FREQUENCY_16K ((uint32_t)16000)
EricLew 0:d4e5ad7ad71c 115 #define AUDIO_FREQUENCY_11K ((uint32_t)11025)
EricLew 0:d4e5ad7ad71c 116 #define AUDIO_FREQUENCY_8K ((uint32_t)8000)
EricLew 0:d4e5ad7ad71c 117
EricLew 0:d4e5ad7ad71c 118 /*------------------------------------------------------------------------------
EricLew 0:d4e5ad7ad71c 119 USER SAI defines parameters
EricLew 0:d4e5ad7ad71c 120 -----------------------------------------------------------------------------*/
EricLew 0:d4e5ad7ad71c 121 /* SAI peripheral configuration defines */
EricLew 0:d4e5ad7ad71c 122 #define AUDIO_SAIx SAI1_Block_A
EricLew 0:d4e5ad7ad71c 123 #define AUDIO_SAIx_CLK_ENABLE() __HAL_RCC_SAI1_CLK_ENABLE()
EricLew 0:d4e5ad7ad71c 124 #define AUDIO_SAIx_CLK_DISABLE() __HAL_RCC_SAI1_CLK_DISABLE()
EricLew 0:d4e5ad7ad71c 125 #define AUDIO_SAIx_MCK_SCK_SD_FS_AF GPIO_AF13_SAI1
EricLew 0:d4e5ad7ad71c 126
EricLew 0:d4e5ad7ad71c 127 #define AUDIO_SAIx_MCK_SCK_SD_FS_ENABLE() __HAL_RCC_GPIOE_CLK_ENABLE()
EricLew 0:d4e5ad7ad71c 128 #define AUDIO_SAIx_MCK_SCK_SD_FS_DISABLE() __HAL_RCC_GPIOE_CLK_DISABLE()
EricLew 0:d4e5ad7ad71c 129 #define AUDIO_SAIx_FS_PIN GPIO_PIN_4
EricLew 0:d4e5ad7ad71c 130 #define AUDIO_SAIx_SCK_PIN GPIO_PIN_5
EricLew 0:d4e5ad7ad71c 131 #define AUDIO_SAIx_SD_PIN GPIO_PIN_6
EricLew 0:d4e5ad7ad71c 132 #define AUDIO_SAIx_MCK_PIN GPIO_PIN_2
EricLew 0:d4e5ad7ad71c 133 #define AUDIO_SAIx_MCK_SCK_SD_FS_GPIO_PORT GPIOE
EricLew 0:d4e5ad7ad71c 134
EricLew 0:d4e5ad7ad71c 135 /* SAI DMA Channel definitions */
EricLew 0:d4e5ad7ad71c 136 #define AUDIO_SAIx_DMAx_CLK_ENABLE() __HAL_RCC_DMA2_CLK_ENABLE()
EricLew 0:d4e5ad7ad71c 137 #define AUDIO_SAIx_DMAx_CLK_DISABLE() __HAL_RCC_DMA2_CLK_DISABLE()
EricLew 0:d4e5ad7ad71c 138 #define AUDIO_SAIx_DMAx_CHANNEL DMA2_Channel1
EricLew 0:d4e5ad7ad71c 139 #define AUDIO_SAIx_DMAx_IRQ DMA2_Channel1_IRQn
EricLew 0:d4e5ad7ad71c 140 #define AUDIO_SAIx_DMAx_PERIPH_DATA_SIZE DMA_PDATAALIGN_HALFWORD
EricLew 0:d4e5ad7ad71c 141 #define AUDIO_SAIx_DMAx_MEM_DATA_SIZE DMA_MDATAALIGN_HALFWORD
EricLew 0:d4e5ad7ad71c 142 #define DMA_MAX_SZE (uint32_t)0xFFFF
EricLew 0:d4e5ad7ad71c 143
EricLew 0:d4e5ad7ad71c 144 #define AUDIO_SAIx_DMAx_IRQHandler DMA2_Channel1_IRQHandler
EricLew 0:d4e5ad7ad71c 145
EricLew 0:d4e5ad7ad71c 146 /* Select the interrupt preemption priority for the DMA interrupt */
EricLew 0:d4e5ad7ad71c 147 #define AUDIO_OUT_IRQ_PREPRIO 5 /* Select the preemption priority level(0 is the highest) */
EricLew 0:d4e5ad7ad71c 148
EricLew 0:d4e5ad7ad71c 149 /* Disable SAIx PLL */
EricLew 0:d4e5ad7ad71c 150 #define AUDIO_SAIx_PLL_DISABLE() HAL_RCCEx_DisablePLLSAI1()
EricLew 0:d4e5ad7ad71c 151
EricLew 0:d4e5ad7ad71c 152 /*------------------------------------------------------------------------------
EricLew 0:d4e5ad7ad71c 153 AUDIO IN CONFIGURATION
EricLew 0:d4e5ad7ad71c 154 ------------------------------------------------------------------------------*/
EricLew 0:d4e5ad7ad71c 155 /* DFSDM Configuration defines */
EricLew 0:d4e5ad7ad71c 156 #define AUDIO_DFSDMx_LEFT_CHANNEL DFSDM_Channel2
EricLew 0:d4e5ad7ad71c 157 #define AUDIO_DFSDMx_LEFT_FILTER DFSDM_Filter0
EricLew 0:d4e5ad7ad71c 158 #define AUDIO_DFSDMx_CLK_ENABLE() __HAL_RCC_DFSDM_CLK_ENABLE()
EricLew 0:d4e5ad7ad71c 159 #define AUDIO_DFSDMx_CLK_DISABLE() __HAL_RCC_DFSDM_CLK_DISABLE()
EricLew 0:d4e5ad7ad71c 160 #define AUDIO_DFSDMx_CKOUT_PIN GPIO_PIN_9
EricLew 0:d4e5ad7ad71c 161 #define AUDIO_DFSDMx_DMIC_DATIN_PIN GPIO_PIN_7
EricLew 0:d4e5ad7ad71c 162 #define AUDIO_DFSDMx_CKOUT_DMIC_DATIN_GPIO_PORT GPIOE
EricLew 0:d4e5ad7ad71c 163 #define AUDIO_DFSDMx_CKOUT_DMIC_DATIN_GPIO_CLK_ENABLE() __HAL_RCC_GPIOE_CLK_ENABLE()
EricLew 0:d4e5ad7ad71c 164 #define AUDIO_DFSDMx_CKOUT_DMIC_DATIN_GPIO_CLK_DISABLE() __HAL_RCC_GPIOE_CLK_DISABLE()
EricLew 0:d4e5ad7ad71c 165 #define AUDIO_DFSDMx_CKOUT_DMIC_DATIN_AF GPIO_AF6_DFSDM
EricLew 0:d4e5ad7ad71c 166
EricLew 0:d4e5ad7ad71c 167 /* DFSDM DMA Right and Left channels definitions */
EricLew 0:d4e5ad7ad71c 168 #define AUDIO_DFSDMx_DMAx_CLK_ENABLE() __HAL_RCC_DMA1_CLK_ENABLE()
EricLew 0:d4e5ad7ad71c 169 #define AUDIO_DFSDMx_DMAx_CLK_DISABLE() __HAL_RCC_DMA1_CLK_DISABLE()
EricLew 0:d4e5ad7ad71c 170 #define AUDIO_DFSDMx_DMAx_LEFT_CHANNEL DMA1_Channel4
EricLew 0:d4e5ad7ad71c 171 #define AUDIO_DFSDMx_DMAx_LEFT_IRQ DMA1_Channel4_IRQn
EricLew 0:d4e5ad7ad71c 172 #define AUDIO_DFSDMx_DMAx_PERIPH_DATA_SIZE DMA_PDATAALIGN_WORD
EricLew 0:d4e5ad7ad71c 173 #define AUDIO_DFSDMx_DMAx_MEM_DATA_SIZE DMA_MDATAALIGN_WORD
EricLew 0:d4e5ad7ad71c 174
EricLew 0:d4e5ad7ad71c 175 #define AUDIO_DFSDM_DMAx_LEFT_IRQHandler DMA1_Channel4_IRQHandler
EricLew 0:d4e5ad7ad71c 176
EricLew 0:d4e5ad7ad71c 177 /* Select the interrupt preemption priority and subpriority for the IT/DMA interrupt */
EricLew 0:d4e5ad7ad71c 178 #define AUDIO_IN_IRQ_PREPRIO 6 /* Select the preemption priority level(0 is the highest) */
EricLew 0:d4e5ad7ad71c 179
EricLew 0:d4e5ad7ad71c 180 /*------------------------------------------------------------------------------
EricLew 0:d4e5ad7ad71c 181 CONFIGURATION: Audio Driver Configuration parameters
EricLew 0:d4e5ad7ad71c 182 ------------------------------------------------------------------------------*/
EricLew 0:d4e5ad7ad71c 183
EricLew 0:d4e5ad7ad71c 184 #define AUDIODATA_SIZE 2 /* 16-bits audio data size */
EricLew 0:d4e5ad7ad71c 185
EricLew 0:d4e5ad7ad71c 186 /* Audio status definition */
EricLew 0:d4e5ad7ad71c 187 #define AUDIO_OK 0
EricLew 0:d4e5ad7ad71c 188 #define AUDIO_ERROR 1
EricLew 0:d4e5ad7ad71c 189 #define AUDIO_TIMEOUT 2
EricLew 0:d4e5ad7ad71c 190
EricLew 0:d4e5ad7ad71c 191 /* AudioFreq * DataSize (2 bytes) * NumChannels (Stereo: 2) */
EricLew 0:d4e5ad7ad71c 192 #define DEFAULT_AUDIO_IN_FREQ BSP_AUDIO_FREQUENCY_16K
EricLew 0:d4e5ad7ad71c 193 #define DEFAULT_AUDIO_IN_BIT_RESOLUTION 16
EricLew 0:d4e5ad7ad71c 194 #define DEFAULT_AUDIO_IN_CHANNEL_NBR 1 /* Mono = 1, Stereo = 2 */
EricLew 0:d4e5ad7ad71c 195 #define DEFAULT_AUDIO_IN_VOLUME 64
EricLew 0:d4e5ad7ad71c 196
EricLew 0:d4e5ad7ad71c 197 /*------------------------------------------------------------------------------
EricLew 0:d4e5ad7ad71c 198 OPTIONAL Configuration defines parameters
EricLew 0:d4e5ad7ad71c 199 ------------------------------------------------------------------------------*/
EricLew 0:d4e5ad7ad71c 200
EricLew 0:d4e5ad7ad71c 201 /* Delay for the Codec to be correctly reset */
EricLew 0:d4e5ad7ad71c 202 #define CODEC_RESET_DELAY 5
EricLew 0:d4e5ad7ad71c 203
EricLew 0:d4e5ad7ad71c 204 /**
EricLew 0:d4e5ad7ad71c 205 * @}
EricLew 0:d4e5ad7ad71c 206 */
EricLew 0:d4e5ad7ad71c 207
EricLew 0:d4e5ad7ad71c 208 /** @defgroup STM32L476G_DISCOVERY_AUDIO_Exported_Variables Exported Variables
EricLew 0:d4e5ad7ad71c 209 * @{
EricLew 0:d4e5ad7ad71c 210 */
EricLew 0:d4e5ad7ad71c 211 extern SAI_HandleTypeDef BSP_AUDIO_hSai;
EricLew 0:d4e5ad7ad71c 212 extern DFSDM_Filter_HandleTypeDef BSP_AUDIO_hDfsdmLeftFilter;
EricLew 0:d4e5ad7ad71c 213
EricLew 0:d4e5ad7ad71c 214 /**
EricLew 0:d4e5ad7ad71c 215 * @}
EricLew 0:d4e5ad7ad71c 216 */
EricLew 0:d4e5ad7ad71c 217
EricLew 0:d4e5ad7ad71c 218 /** @defgroup STM32L476G_DISCOVERY_AUDIO_Exported_Macros Exported Macros
EricLew 0:d4e5ad7ad71c 219 * @{
EricLew 0:d4e5ad7ad71c 220 */
EricLew 0:d4e5ad7ad71c 221 #define DMA_MAX(_X_) (((_X_) <= DMA_MAX_SZE)? (_X_):DMA_MAX_SZE)
EricLew 0:d4e5ad7ad71c 222
EricLew 0:d4e5ad7ad71c 223 /**
EricLew 0:d4e5ad7ad71c 224 * @}
EricLew 0:d4e5ad7ad71c 225 */
EricLew 0:d4e5ad7ad71c 226
EricLew 0:d4e5ad7ad71c 227 /* Exported functions --------------------------------------------------------*/
EricLew 0:d4e5ad7ad71c 228 /** @defgroup STM32L476G_DISCOVERY_AUDIO_Exported_Functions Exported Functions
EricLew 0:d4e5ad7ad71c 229 * @{
EricLew 0:d4e5ad7ad71c 230 */
EricLew 0:d4e5ad7ad71c 231 uint8_t BSP_AUDIO_OUT_Init(uint16_t OutputDevice, uint8_t Volume, uint32_t AudioFreq);
EricLew 0:d4e5ad7ad71c 232 uint8_t BSP_AUDIO_OUT_DeInit(void);
EricLew 0:d4e5ad7ad71c 233 uint8_t BSP_AUDIO_OUT_Play(uint16_t* pData, uint32_t Size);
EricLew 0:d4e5ad7ad71c 234 uint8_t BSP_AUDIO_OUT_ChangeBuffer(uint16_t *pData, uint16_t Size);
EricLew 0:d4e5ad7ad71c 235 uint8_t BSP_AUDIO_OUT_Pause(void);
EricLew 0:d4e5ad7ad71c 236 uint8_t BSP_AUDIO_OUT_Resume(void);
EricLew 0:d4e5ad7ad71c 237 uint8_t BSP_AUDIO_OUT_Stop(uint32_t Option);
EricLew 0:d4e5ad7ad71c 238 uint8_t BSP_AUDIO_OUT_SetVolume(uint8_t Volume);
EricLew 0:d4e5ad7ad71c 239 uint8_t BSP_AUDIO_OUT_SetFrequency(uint32_t AudioFreq);
EricLew 0:d4e5ad7ad71c 240 void BSP_AUDIO_OUT_ChangeAudioConfig(uint32_t AudioOutOption);
EricLew 0:d4e5ad7ad71c 241 uint8_t BSP_AUDIO_OUT_SetMute(uint32_t Cmd);
EricLew 0:d4e5ad7ad71c 242 uint8_t BSP_AUDIO_OUT_SetOutputMode(uint8_t Output);
EricLew 0:d4e5ad7ad71c 243 void BSP_AUDIO_OUT_RegisterCallbacks(Audio_CallbackTypeDef ErrorCallback,
EricLew 0:d4e5ad7ad71c 244 Audio_CallbackTypeDef HalfTransferCallback,
EricLew 0:d4e5ad7ad71c 245 Audio_CallbackTypeDef TransferCompleteCallback);
EricLew 0:d4e5ad7ad71c 246
EricLew 0:d4e5ad7ad71c 247 uint8_t BSP_AUDIO_IN_Init(uint32_t AudioFreq, uint32_t BitRes, uint32_t ChnlNbr);
EricLew 0:d4e5ad7ad71c 248 uint8_t BSP_AUDIO_IN_DeInit(void);
EricLew 0:d4e5ad7ad71c 249 uint8_t BSP_AUDIO_IN_Record(uint16_t *pData, uint32_t Size);
EricLew 0:d4e5ad7ad71c 250 uint8_t BSP_AUDIO_IN_SetFrequency(uint32_t AudioFreq);
EricLew 0:d4e5ad7ad71c 251 uint8_t BSP_AUDIO_IN_Stop(void);
EricLew 0:d4e5ad7ad71c 252 uint8_t BSP_AUDIO_IN_Pause(void);
EricLew 0:d4e5ad7ad71c 253 uint8_t BSP_AUDIO_IN_Resume(void);
EricLew 0:d4e5ad7ad71c 254 void BSP_AUDIO_IN_RegisterCallbacks(Audio_CallbackTypeDef ErrorCallback,
EricLew 0:d4e5ad7ad71c 255 Audio_CallbackTypeDef HalfTransferCallback,
EricLew 0:d4e5ad7ad71c 256 Audio_CallbackTypeDef TransferCompleteCallback);
EricLew 0:d4e5ad7ad71c 257 /**
EricLew 0:d4e5ad7ad71c 258 * @}
EricLew 0:d4e5ad7ad71c 259 */
EricLew 0:d4e5ad7ad71c 260
EricLew 0:d4e5ad7ad71c 261 /**
EricLew 0:d4e5ad7ad71c 262 * @}
EricLew 0:d4e5ad7ad71c 263 */
EricLew 0:d4e5ad7ad71c 264
EricLew 0:d4e5ad7ad71c 265 /**
EricLew 0:d4e5ad7ad71c 266 * @}
EricLew 0:d4e5ad7ad71c 267 */
EricLew 0:d4e5ad7ad71c 268
EricLew 0:d4e5ad7ad71c 269 /**
EricLew 0:d4e5ad7ad71c 270 * @}
EricLew 0:d4e5ad7ad71c 271 */
EricLew 0:d4e5ad7ad71c 272
EricLew 0:d4e5ad7ad71c 273 #ifdef __cplusplus
EricLew 0:d4e5ad7ad71c 274 }
EricLew 0:d4e5ad7ad71c 275 #endif
EricLew 0:d4e5ad7ad71c 276
EricLew 0:d4e5ad7ad71c 277 #endif /* __STM32L476G_DISCOVERY_AUDIO_H */
EricLew 0:d4e5ad7ad71c 278
EricLew 0:d4e5ad7ad71c 279 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
EricLew 0:d4e5ad7ad71c 280