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
stm32l4xx_nucleo_audio.h
00001 /** 00002 ****************************************************************************** 00003 * @file stm32l4xx_nucleo_audio.h 00004 * @author MCD Application Team 00005 * @version V1.0.1 00006 * @date 16-September-2015 00007 * @brief This file contains the common defines and functions prototypes for 00008 * the stm32l4xx_nucleo_audio.c driver. 00009 ****************************************************************************** 00010 * @attention 00011 * 00012 * <h2><center>© COPYRIGHT(c) 2015 STMicroelectronics</center></h2> 00013 * 00014 * Redistribution and use in source and binary forms, with or without modification, 00015 * are permitted provided that the following conditions are met: 00016 * 1. Redistributions of source code must retain the above copyright notice, 00017 * this list of conditions and the following disclaimer. 00018 * 2. Redistributions in binary form must reproduce the above copyright notice, 00019 * this list of conditions and the following disclaimer in the documentation 00020 * and/or other materials provided with the distribution. 00021 * 3. Neither the name of STMicroelectronics nor the names of its contributors 00022 * may be used to endorse or promote products derived from this software 00023 * without specific prior written permission. 00024 * 00025 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 00026 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 00027 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 00028 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE 00029 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 00030 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 00031 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 00032 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 00033 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 00034 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 00035 * 00036 ****************************************************************************** 00037 */ 00038 00039 /* Define to prevent recursive inclusion -------------------------------------*/ 00040 #ifndef __STM32L476G_NUCLEO_AUDIO_H 00041 #define __STM32L476G_NUCLEO_AUDIO_H 00042 00043 #ifdef __cplusplus 00044 extern "C" { 00045 #endif 00046 00047 /* Includes ------------------------------------------------------------------*/ 00048 #if defined(BSP_AUDIO_USE_RTOS) 00049 #include "k_mem.h" 00050 #else 00051 #include <stdlib.h> 00052 #endif 00053 /* Include audio component Driver */ 00054 //#include "cs43l22.h" 00055 #include "stm32l4xx_nucleo.h" 00056 00057 /** @addtogroup BSP 00058 * @{ 00059 */ 00060 00061 /** @addtogroup STM32L476G_NUCLEO 00062 * @{ 00063 */ 00064 00065 /** @addtogroup STM32L476G_NUCLEO_AUDIO 00066 * @{ 00067 */ 00068 00069 /** @defgroup STM32L476G_NUCLEO_AUDIO_Exported_Types Exported Types 00070 * @{ 00071 */ 00072 typedef void (*Audio_CallbackTypeDef)(void); 00073 00074 /** 00075 * @} 00076 */ 00077 00078 /* AUDIO FREQUENCY */ 00079 #define AUDIO_FREQUENCY_192K ((uint32_t)192000) 00080 #define AUDIO_FREQUENCY_96K ((uint32_t)96000) 00081 #define AUDIO_FREQUENCY_48K ((uint32_t)48000) 00082 #define AUDIO_FREQUENCY_44K ((uint32_t)44100) 00083 #define AUDIO_FREQUENCY_32K ((uint32_t)32000) 00084 #define AUDIO_FREQUENCY_22K ((uint32_t)22050) 00085 #define AUDIO_FREQUENCY_16K ((uint32_t)16000) 00086 #define AUDIO_FREQUENCY_11K ((uint32_t)11025) 00087 #define AUDIO_FREQUENCY_8K ((uint32_t)8000) 00088 00089 /** @defgroup STM32L476G_NUCLEO_AUDIO_Exported_Constants Exported Constants 00090 * @{ 00091 */ 00092 /** @defgroup BSP_Audio_Out_Option BSP Audio Out Option 00093 * @{ 00094 */ 00095 #define BSP_AUDIO_OUT_CIRCULARMODE ((uint32_t)0x00000001) /* BUFFER CIRCULAR MODE */ 00096 #define BSP_AUDIO_OUT_NORMALMODE ((uint32_t)0x00000002) /* BUFFER NORMAL MODE */ 00097 #define BSP_AUDIO_OUT_STEREOMODE ((uint32_t)0x00000004) /* STEREO MODE */ 00098 #define BSP_AUDIO_OUT_MONOMODE ((uint32_t)0x00000008) /* MONO MODE */ 00099 /** 00100 * @} 00101 */ 00102 00103 /** @defgroup BSP_Audio_Sample_Rate BSP Audio Sample Rate 00104 * @{ 00105 */ 00106 #define BSP_AUDIO_FREQUENCY_96K SAI_AUDIO_FREQUENCY_96K 00107 #define BSP_AUDIO_FREQUENCY_48K SAI_AUDIO_FREQUENCY_48K 00108 #define BSP_AUDIO_FREQUENCY_44K SAI_AUDIO_FREQUENCY_44K 00109 #define BSP_AUDIO_FREQUENCY_32K SAI_AUDIO_FREQUENCY_32K 00110 #define BSP_AUDIO_FREQUENCY_22K SAI_AUDIO_FREQUENCY_22K 00111 #define BSP_AUDIO_FREQUENCY_16K SAI_AUDIO_FREQUENCY_16K 00112 #define BSP_AUDIO_FREQUENCY_11K SAI_AUDIO_FREQUENCY_11K 00113 #define BSP_AUDIO_FREQUENCY_8K SAI_AUDIO_FREQUENCY_8K 00114 /** 00115 * @} 00116 */ 00117 /*------------------------------------------------------------------------------ 00118 USER SAI defines parameters 00119 -----------------------------------------------------------------------------*/ 00120 /* SAI peripheral configuration defines */ 00121 #define AUDIO_SAIx SAI1_Block_A 00122 #define AUDIO_SAIx_CLK_ENABLE() __HAL_RCC_SAI1_CLK_ENABLE() 00123 #define AUDIO_SAIx_CLK_DISABLE() __HAL_RCC_SAI1_CLK_DISABLE() 00124 #define AUDIO_SAIx_MCK_SCK_SD_FS_AF GPIO_AF13_SAI1 00125 00126 #define AUDIO_SAIx_MCK_SCK_SD_FS_ENABLE() __HAL_RCC_GPIOE_CLK_ENABLE() 00127 #define AUDIO_SAIx_MCK_SCK_SD_FS_DISABLE() __HAL_RCC_GPIOE_CLK_DISABLE() 00128 #define AUDIO_SAIx_FS_PIN GPIO_PIN_4 00129 #define AUDIO_SAIx_SCK_PIN GPIO_PIN_5 00130 #define AUDIO_SAIx_SD_PIN GPIO_PIN_6 00131 #define AUDIO_SAIx_MCK_PIN GPIO_PIN_2 00132 #define AUDIO_SAIx_MCK_SCK_SD_FS_GPIO_PORT GPIOE 00133 00134 /* SAI DMA Channel definitions */ 00135 #define AUDIO_SAIx_DMAx_CLK_ENABLE() __HAL_RCC_DMA2_CLK_ENABLE() 00136 #define AUDIO_SAIx_DMAx_CLK_DISABLE() __HAL_RCC_DMA2_CLK_DISABLE() 00137 #define AUDIO_SAIx_DMAx_CHANNEL DMA2_Channel1 00138 #define AUDIO_SAIx_DMAx_IRQ DMA2_Channel1_IRQn 00139 #define AUDIO_SAIx_DMAx_PERIPH_DATA_SIZE DMA_PDATAALIGN_HALFWORD 00140 #define AUDIO_SAIx_DMAx_MEM_DATA_SIZE DMA_MDATAALIGN_HALFWORD 00141 #define DMA_MAX_SZE (uint32_t)0xFFFF 00142 00143 #define AUDIO_SAIx_DMAx_IRQHandler DMA2_Channel1_IRQHandler 00144 00145 /* Select the interrupt preemption priority for the DMA interrupt */ 00146 #define AUDIO_OUT_IRQ_PREPRIO 5 /* Select the preemption priority level(0 is the highest) */ 00147 00148 /* Disable SAIx PLL */ 00149 #define AUDIO_SAIx_PLL_DISABLE() HAL_RCCEx_DisablePLLSAI1() 00150 00151 /*------------------------------------------------------------------------------ 00152 AUDIO IN CONFIGURATION 00153 ------------------------------------------------------------------------------*/ 00154 /* DFSDM Configuration defines */ 00155 #define AUDIO_DFSDMx_LEFT_CHANNEL DFSDM_Channel2 00156 #define AUDIO_DFSDMx_LEFT_FILTER DFSDM_Filter0 00157 #define AUDIO_DFSDMx_CLK_ENABLE() __HAL_RCC_DFSDM_CLK_ENABLE() 00158 #define AUDIO_DFSDMx_CLK_DISABLE() __HAL_RCC_DFSDM_CLK_DISABLE() 00159 #define AUDIO_DFSDMx_CKOUT_PIN GPIO_PIN_9 00160 #define AUDIO_DFSDMx_DMIC_DATIN_PIN GPIO_PIN_7 00161 #define AUDIO_DFSDMx_CKOUT_DMIC_DATIN_GPIO_PORT GPIOE 00162 #define AUDIO_DFSDMx_CKOUT_DMIC_DATIN_GPIO_CLK_ENABLE() __HAL_RCC_GPIOE_CLK_ENABLE() 00163 #define AUDIO_DFSDMx_CKOUT_DMIC_DATIN_GPIO_CLK_DISABLE() __HAL_RCC_GPIOE_CLK_DISABLE() 00164 #define AUDIO_DFSDMx_CKOUT_DMIC_DATIN_AF GPIO_AF6_DFSDM 00165 00166 /* DFSDM DMA Right and Left channels definitions */ 00167 #define AUDIO_DFSDMx_DMAx_CLK_ENABLE() __HAL_RCC_DMA1_CLK_ENABLE() 00168 #define AUDIO_DFSDMx_DMAx_CLK_DISABLE() __HAL_RCC_DMA1_CLK_DISABLE() 00169 #define AUDIO_DFSDMx_DMAx_LEFT_CHANNEL DMA1_Channel4 00170 #define AUDIO_DFSDMx_DMAx_LEFT_IRQ DMA1_Channel4_IRQn 00171 #define AUDIO_DFSDMx_DMAx_PERIPH_DATA_SIZE DMA_PDATAALIGN_WORD 00172 #define AUDIO_DFSDMx_DMAx_MEM_DATA_SIZE DMA_MDATAALIGN_WORD 00173 00174 #define AUDIO_DFSDM_DMAx_LEFT_IRQHandler DMA1_Channel4_IRQHandler 00175 00176 /* Select the interrupt preemption priority and subpriority for the IT/DMA interrupt */ 00177 #define AUDIO_IN_IRQ_PREPRIO 6 /* Select the preemption priority level(0 is the highest) */ 00178 00179 /*------------------------------------------------------------------------------ 00180 CONFIGURATION: Audio Driver Configuration parameters 00181 ------------------------------------------------------------------------------*/ 00182 00183 #define AUDIODATA_SIZE 2 /* 16-bits audio data size */ 00184 00185 /* Audio status definition */ 00186 #define AUDIO_OK 0 00187 #define AUDIO_ERROR 1 00188 #define AUDIO_TIMEOUT 2 00189 00190 /* AudioFreq * DataSize (2 bytes) * NumChannels (Stereo: 2) */ 00191 #define DEFAULT_AUDIO_IN_FREQ BSP_AUDIO_FREQUENCY_16K 00192 #define DEFAULT_AUDIO_IN_BIT_RESOLUTION 16 00193 #define DEFAULT_AUDIO_IN_CHANNEL_NBR 1 /* Mono = 1, Stereo = 2 */ 00194 #define DEFAULT_AUDIO_IN_VOLUME 64 00195 00196 /*------------------------------------------------------------------------------ 00197 OPTIONAL Configuration defines parameters 00198 ------------------------------------------------------------------------------*/ 00199 00200 /* Delay for the Codec to be correctly reset */ 00201 #define CODEC_RESET_DELAY 5 00202 00203 /** 00204 * @} 00205 */ 00206 00207 /** @defgroup STM32L476G_NUCLEO_AUDIO_Exported_Variables Exported Variables 00208 * @{ 00209 */ 00210 extern SAI_HandleTypeDef BSP_AUDIO_hSai; 00211 extern DFSDM_Filter_HandleTypeDef BSP_AUDIO_hDfsdmLeftFilter; 00212 00213 /** 00214 * @} 00215 */ 00216 00217 /** @defgroup STM32L476G_NUCLEO_AUDIO_Exported_Macros Exported Macros 00218 * @{ 00219 */ 00220 #define DMA_MAX(_X_) (((_X_) <= DMA_MAX_SZE)? (_X_):DMA_MAX_SZE) 00221 00222 /** 00223 * @} 00224 */ 00225 00226 /* Exported functions --------------------------------------------------------*/ 00227 /** @defgroup STM32L476G_NUCLEO_AUDIO_Exported_Functions Exported Functions 00228 * @{ 00229 */ 00230 uint8_t BSP_AUDIO_OUT_Init(uint16_t OutputDevice, uint8_t Volume, uint32_t AudioFreq); 00231 uint8_t BSP_AUDIO_OUT_DeInit(void); 00232 uint8_t BSP_AUDIO_OUT_Play(uint16_t* pData, uint32_t Size); 00233 uint8_t BSP_AUDIO_OUT_ChangeBuffer(uint16_t *pData, uint16_t Size); 00234 uint8_t BSP_AUDIO_OUT_Pause(void); 00235 uint8_t BSP_AUDIO_OUT_Resume(void); 00236 uint8_t BSP_AUDIO_OUT_Stop(uint32_t Option); 00237 uint8_t BSP_AUDIO_OUT_SetVolume(uint8_t Volume); 00238 uint8_t BSP_AUDIO_OUT_SetFrequency(uint32_t AudioFreq); 00239 void BSP_AUDIO_OUT_ChangeAudioConfig(uint32_t AudioOutOption); 00240 uint8_t BSP_AUDIO_OUT_SetMute(uint32_t Cmd); 00241 uint8_t BSP_AUDIO_OUT_SetOutputMode(uint8_t Output); 00242 void BSP_AUDIO_OUT_RegisterCallbacks(Audio_CallbackTypeDef ErrorCallback, 00243 Audio_CallbackTypeDef HalfTransferCallback, 00244 Audio_CallbackTypeDef TransferCompleteCallback); 00245 00246 uint8_t BSP_AUDIO_IN_Init(uint32_t AudioFreq, uint32_t BitRes, uint32_t ChnlNbr); 00247 uint8_t BSP_AUDIO_IN_DeInit(void); 00248 uint8_t BSP_AUDIO_IN_Record(uint16_t *pData, uint32_t Size); 00249 uint8_t BSP_AUDIO_IN_SetFrequency(uint32_t AudioFreq); 00250 uint8_t BSP_AUDIO_IN_Stop(void); 00251 uint8_t BSP_AUDIO_IN_Pause(void); 00252 uint8_t BSP_AUDIO_IN_Resume(void); 00253 void BSP_AUDIO_IN_RegisterCallbacks(Audio_CallbackTypeDef ErrorCallback, 00254 Audio_CallbackTypeDef HalfTransferCallback, 00255 Audio_CallbackTypeDef TransferCompleteCallback); 00256 /** 00257 * @} 00258 */ 00259 00260 /** 00261 * @} 00262 */ 00263 00264 /** 00265 * @} 00266 */ 00267 00268 /** 00269 * @} 00270 */ 00271 00272 #ifdef __cplusplus 00273 } 00274 #endif 00275 00276 #endif /* __STM32L476G_NUCLEO_AUDIO_H */ 00277 00278 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ 00279
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