/** ****************************************************************************** * @file stm32f413h_discovery_audio.h * @author MCD Application Team * @brief This file contains the common defines and functions prototypes for * the stm32f413h_discovery_audio.c driver. ****************************************************************************** * @attention * *

© COPYRIGHT(c) 2017 STMicroelectronics

* * 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 __STM32F413H_DISCOVERY_AUDIO_H #define __STM32F413H_DISCOVERY_AUDIO_H #ifdef __cplusplus extern "C" { #endif /* Includes ------------------------------------------------------------------*/ /* Include audio component Driver */ #include "../Components/wm8994/wm8994.h" #include "stm32f413h_discovery.h" /** @addtogroup BSP * @{ */ /** @addtogroup STM32F413H_DISCOVERY * @{ */ /** @addtogroup STM32F413H_DISCOVERY_AUDIO * @{ */ /** @defgroup STM32F413H_DISCOVERY_AUDIO_Exported_Types STM32F413H DISCOVERY Audio Exported Types * @{ */ typedef struct { uint32_t Frequency; /* Record Frequency */ uint32_t BitResolution; /* Record bit resolution */ uint32_t ChannelNbr; /* Record Channel Number */ uint16_t *pRecBuf; /* Pointer to record user buffer */ uint32_t RecSize; /* Size to record in mono, double size to record in stereo */ uint32_t InputDevice; /* Audio Input Device */ uint32_t MultiBuffMode; /* Multi buffer mode selection */ }AUDIOIN_ContextTypeDef; /** * @} */ /** @defgroup STM32F413H_DISCOVERY_AUDIO_Exported_Constants STM32F413H DISCOVERY Audio Exported Constants * @{ */ /*------------------------------------------------------------------------------ AUDIO OUT CONFIGURATION ------------------------------------------------------------------------------*/ /* SPI Configuration defines */ #define AUDIO_OUT_I2Sx SPI2 #define AUDIO_OUT_I2Sx_CLK_ENABLE() __HAL_RCC_SPI2_CLK_ENABLE() #define AUDIO_OUT_I2Sx_CLK_DISABLE() __HAL_RCC_SPI2_CLK_DISABLE() #define AUDIO_OUT_I2Sx_MCK_PIN GPIO_PIN_3 #define AUDIO_OUT_I2Sx_MCK_GPIO_PORT GPIOA #define AUDIO_OUT_I2Sx_MCK_GPIO_CLK_ENABLE() __HAL_RCC_GPIOA_CLK_ENABLE() #define AUDIO_OUT_I2Sx_MCK_GPIO_CLK_DISABLE() __HAL_RCC_GPIOA_CLK_DISABLE() #define AUDIO_OUT_I2Sx_MCK_AF GPIO_AF5_SPI2 #define AUDIO_OUT_I2Sx_SCK_PIN GPIO_PIN_3 #define AUDIO_OUT_I2Sx_SCK_GPIO_PORT GPIOD #define AUDIO_OUT_I2Sx_SCK_GPIO_CLK_ENABLE() __HAL_RCC_GPIOD_CLK_ENABLE() #define AUDIO_OUT_I2Sx_SCK_GPIO_CLK_DISABLE() __HAL_RCC_GPIOD_CLK_DISABLE() #define AUDIO_OUT_I2Sx_SCK_AF GPIO_AF5_SPI2 #define AUDIO_OUT_I2Sx_WS_PIN GPIO_PIN_9 #define AUDIO_OUT_I2Sx_WS_GPIO_PORT GPIOB #define AUDIO_OUT_I2Sx_WS_GPIO_CLK_ENABLE() __HAL_RCC_GPIOB_CLK_ENABLE() #define AUDIO_OUT_I2Sx_WS_GPIO_CLK_DISABLE() __HAL_RCC_GPIOB_CLK_DISABLE() #define AUDIO_OUT_I2Sx_WS_AF GPIO_AF5_SPI2 #define AUDIO_OUT_I2Sx_SD_PIN GPIO_PIN_3 #define AUDIO_OUT_I2Sx_SD_GPIO_PORT GPIOC #define AUDIO_OUT_I2Sx_SD_GPIO_CLK_ENABLE() __HAL_RCC_GPIOC_CLK_ENABLE() #define AUDIO_OUT_I2Sx_SD_GPIO_CLK_DISABLE() __HAL_RCC_GPIOC_CLK_DISABLE() #define AUDIO_OUT_I2Sx_SD_AF GPIO_AF5_SPI2 /* I2S DMA Stream Tx definitions */ #define AUDIO_OUT_I2Sx_DMAx_CLK_ENABLE() __HAL_RCC_DMA1_CLK_ENABLE() #define AUDIO_OUT_I2Sx_DMAx_CLK_DISABLE() __HAL_RCC_DMA1_CLK_DISABLE() #define AUDIO_OUT_I2Sx_DMAx_STREAM DMA1_Stream4 #define AUDIO_OUT_I2Sx_DMAx_CHANNEL DMA_CHANNEL_0 #define AUDIO_OUT_I2Sx_DMAx_IRQ DMA1_Stream4_IRQn #define AUDIO_OUT_I2Sx_DMAx_PERIPH_DATA_SIZE DMA_PDATAALIGN_HALFWORD #define AUDIO_OUT_I2Sx_DMAx_MEM_DATA_SIZE DMA_MDATAALIGN_HALFWORD #define DMA_MAX_SIZE 0xFFFF #define AUDIO_OUT_I2Sx_DMAx_IRQHandler DMA1_Stream4_IRQHandler /* Select the interrupt preemption priority for the DMA interrupt */ #define AUDIO_OUT_IRQ_PREPRIO ((uint32_t)0x0E) /* Select the preemption priority level(0 is the highest) */ /*------------------------------------------------------------------------------ AUDIO IN CONFIGURATION ------------------------------------------------------------------------------*/ /* DFSDM Configuration defines */ #define AUDIO_DFSDMx_MIC1_CHANNEL DFSDM1_Channel1 /* MP34DT01TR U1 microphone on PCB top side */ #define AUDIO_DFSDMx_MIC2_CHANNEL DFSDM2_Channel1 /* MP34DT01TR U2 microphone on PCB top side */ #define AUDIO_DFSDMx_MIC3_CHANNEL DFSDM2_Channel0 /* MP34DT01TR U3 microphone on PCB top side */ #define AUDIO_DFSDMx_MIC4_CHANNEL DFSDM2_Channel7 /* MP34DT01TR U4 microphone on PCB top side */ #define AUDIO_DFSDMx_MIC5_CHANNEL DFSDM2_Channel6 /* MP34DT01TR U5 microphone on PCB top side */ #define AUDIO_DFSDMx_MIC1_CHANNEL_FOR_FILTER DFSDM_CHANNEL_1 #define AUDIO_DFSDMx_MIC2_CHANNEL_FOR_FILTER DFSDM_CHANNEL_1 #define AUDIO_DFSDMx_MIC3_CHANNEL_FOR_FILTER DFSDM_CHANNEL_0 #define AUDIO_DFSDMx_MIC4_CHANNEL_FOR_FILTER DFSDM_CHANNEL_7 #define AUDIO_DFSDMx_MIC5_CHANNEL_FOR_FILTER DFSDM_CHANNEL_6 #define AUDIO_DFSDMx_MIC1_FILTER DFSDM1_Filter0 /* Common MIC1 filter for MP34DT01TR (U1) microphone input */ #define AUDIO_DFSDMx_MIC2_FILTER DFSDM2_Filter0 /* Common MIC2 filter for MP34DT01TR(U2) microphone input */ #define AUDIO_DFSDMx_MIC3_FILTER DFSDM2_Filter1 /* Common MIC2 filter for MP34DT01TR(U3) microphone input */ #define AUDIO_DFSDMx_MIC4_FILTER DFSDM2_Filter2 /* Common MIC2 filter for MP34DT01TR(U4) microphone input */ #define AUDIO_DFSDMx_MIC5_FILTER DFSDM2_Filter3 /* Common MIC2 filter for MP34DT01TR(U5) microphone input */ #define AUDIO_DFSDMx_MIC2_5_CLK_ENABLE() __HAL_RCC_DFSDM2_CLK_ENABLE() #define AUDIO_DFSDMx_MIC1_CLK_ENABLE() __HAL_RCC_DFSDM1_CLK_ENABLE() #define AUDIO_DFSDMx_MIC1_CKOUT_PIN GPIO_PIN_8 #define AUDIO_DFSDMx_MIC1_CKOUT_DMIC_GPIO_PORT GPIOA #define AUDIO_DFSDMx_MIC1_CKOUT_DMIC_GPIO_CLK_ENABLE() __HAL_RCC_GPIOA_CLK_ENABLE() #define AUDIO_DFSDMx_MIC1_CKOUT_DMIC_AF GPIO_AF6_DFSDM1 #define AUDIO_DFSDMx_MIC1_DMIC_PIN GPIO_PIN_6 #define AUDIO_DFSDMx_MIC1_DMIC_GPIO_PORT GPIOD #define AUDIO_DFSDMx_MIC1_DMIC_GPIO_CLK_ENABLE() __HAL_RCC_GPIOD_CLK_ENABLE() #define AUDIO_DFSDMx_MIC1_DMIC_AF GPIO_AF6_DFSDM1 #define AUDIO_DFSDMx_MIC2_5_CKOUT_PIN GPIO_PIN_2 #define AUDIO_DFSDMx_MIC2_5_CKOUT_DMIC_GPIO_PORT GPIOD #define AUDIO_DFSDMx_MIC2_5_CKOUT_DMIC_GPIO_CLK_ENABLE() __HAL_RCC_GPIOD_CLK_ENABLE() #define AUDIO_DFSDMx_MIC2_5_CKOUT_DMIC_AF GPIO_AF3_DFSDM2 #define AUDIO_DFSDMx_MIC23_DMIC_PIN GPIO_PIN_7 #define AUDIO_DFSDMx_MIC23_DMIC_GPIO_PORT GPIOA #define AUDIO_DFSDMx_MIC23_DMIC_GPIO_CLK_ENABLE() __HAL_RCC_GPIOA_CLK_ENABLE() #define AUDIO_DFSDMx_MIC23_DMIC_AF GPIO_AF7_DFSDM2 #define AUDIO_DFSDMx_MIC45_DMIC_PIN GPIO_PIN_7 #define AUDIO_DFSDMx_MIC45_DMIC_GPIO_PORT GPIOB #define AUDIO_DFSDMx_MIC45_DMIC_GPIO_CLK_ENABLE() __HAL_RCC_GPIOB_CLK_ENABLE() #define AUDIO_DFSDMx_MIC45_DMIC_AF GPIO_AF6_DFSDM2 /* DFSDM DMA Right and Left channels definitions */ #define AUDIO_DFSDMx_DMAx_CLK_ENABLE() __HAL_RCC_DMA2_CLK_ENABLE() #define AUDIO_DFSDMx_DMAx_MIC1_STREAM DMA2_Stream6 #define AUDIO_DFSDMx_DMAx_MIC1_CHANNEL DMA_CHANNEL_3 #define AUDIO_DFSDMx_DMAx_MIC2_STREAM DMA2_Stream0 #define AUDIO_DFSDMx_DMAx_MIC2_CHANNEL DMA_CHANNEL_8 #define AUDIO_DFSDMx_DMAx_MIC3_STREAM DMA2_Stream1 #define AUDIO_DFSDMx_DMAx_MIC3_CHANNEL DMA_CHANNEL_8 #define AUDIO_DFSDMx_DMAx_MIC4_STREAM DMA2_Stream2 #define AUDIO_DFSDMx_DMAx_MIC4_CHANNEL DMA_CHANNEL_8 #define AUDIO_DFSDMx_DMAx_MIC5_STREAM DMA2_Stream7 #define AUDIO_DFSDMx_DMAx_MIC5_CHANNEL DMA_CHANNEL_8 #define AUDIO_DFSDMx_DMAx_MIC1_IRQ DMA2_Stream6_IRQn #define AUDIO_DFSDMx_DMAx_MIC2_IRQ DMA2_Stream0_IRQn #define AUDIO_DFSDMx_DMAx_MIC3_IRQ DMA2_Stream1_IRQn #define AUDIO_DFSDMx_DMAx_MIC4_IRQ DMA2_Stream2_IRQn #define AUDIO_DFSDMx_DMAx_MIC5_IRQ DMA2_Stream7_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_MIC1_IRQHandler DMA2_Stream6_IRQHandler #define AUDIO_DFSDM_DMAx_MIC2_IRQHandler DMA2_Stream0_IRQHandler #define AUDIO_DFSDM_DMAx_MIC3_IRQHandler DMA2_Stream1_IRQHandler #define AUDIO_DFSDM_DMAx_MIC4_IRQHandler DMA2_Stream2_IRQHandler #define AUDIO_DFSDM_DMAx_MIC5_IRQHandler DMA2_Stream7_IRQHandler /* Select the interrupt preemption priority and subpriority for the IT/DMA interrupt */ #define AUDIO_IN_IRQ_PREPRIO 0x0F /* Select the preemption priority level(0 is the highest) */ /* HW defines for Analog mic configuration */ #define AUDIO_IN_I2Sx SPI3 #define AUDIO_IN_I2Sx_CLK_ENABLE() __HAL_RCC_SPI3_CLK_ENABLE() #define AUDIO_IN_I2Sx_CLK_DISABLE() __HAL_RCC_SPI3_CLK_DISABLE() #define AUDIO_IN_I2Sx_EXT_SD_PIN GPIO_PIN_4 #define AUDIO_IN_I2Sx_EXT_SD_GPIO_PORT GPIOB #define AUDIO_IN_I2Sx_EXT_SD_GPIO_CLK_ENABLE() __HAL_RCC_GPIOB_CLK_ENABLE() #define AUDIO_IN_I2Sx_EXT_SD_GPIO_CLK_DISABLE() __HAL_RCC_GPIOB_CLK_DISABLE() #define AUDIO_IN_I2Sx_EXT_SD_AF GPIO_AF7_SPI3 #define AUDIO_IN_CODEC_INT_PIN GPIO_PIN_2 #define AUDIO_IN_CODEC_INT_GPIO_PORT GPIOG #define AUDIO_IN_CODEC_INT_GPIO_CLK_ENABLE() __HAL_RCC_GPIOG_CLK_ENABLE() #define AUDIO_IN_CODEC_INT_GPIO_CLK_DISABLE() __HAL_RCC_GPIOG_CLK_DISABLE() #define AUDIO_IN_CODEC_INT_IRQ EXTI2_IRQn /* I2S DMA Stream Rx definitions */ #define AUDIO_IN_I2Sx_DMAx_CLK_ENABLE() __HAL_RCC_DMA1_CLK_ENABLE() #define AUDIO_IN_I2Sx_DMAx_CLK_DISABLE() __HAL_RCC_DMA1_CLK_DISABLE() #define AUDIO_IN_I2Sx_DMAx_STREAM DMA1_Stream0 #define AUDIO_IN_I2Sx_DMAx_CHANNEL DMA_CHANNEL_3 #define AUDIO_IN_I2Sx_DMAx_IRQ DMA1_Stream0_IRQn #define AUDIO_IN_I2Sx_DMAx_PERIPH_DATA_SIZE DMA_PDATAALIGN_HALFWORD #define AUDIO_IN_I2Sx_DMAx_MEM_DATA_SIZE DMA_MDATAALIGN_HALFWORD #define AUDIO_IN_I2Sx_DMAx_IRQHandler DMA1_Stream0_IRQHandler #define AUDIO_IN_I2Sx_DMAx_IRQ DMA1_Stream0_IRQn /*------------------------------------------------------------------------------ CONFIGURATION: Audio Driver Configuration parameters ------------------------------------------------------------------------------*/ #define AUDIODATA_SIZE 2 /* 16-bits audio data size */ /* Audio status definition */ #define AUDIO_OK ((uint8_t)0) #define AUDIO_ERROR ((uint8_t)1) #define AUDIO_TIMEOUT ((uint8_t)2) /* Audio out parameters */ #define DEFAULT_AUDIO_OUT_FREQ I2S_AUDIOFREQ_48K #define DEFAULT_AUDIO_OUT_BIT_RESOLUTION ((uint8_t)16) #define DEFAULT_AUDIO_OUT_CHANNEL_NBR ((uint8_t)2) /* Mono = 1, Stereo = 2 */ #define DEFAULT_AUDIO_OUT_VOLUME ((uint16_t)64) /* Audio in parameters */ #define DEFAULT_AUDIO_IN_FREQ I2S_AUDIOFREQ_16K #define DEFAULT_AUDIO_IN_BIT_RESOLUTION ((uint8_t)16) #define DEFAULT_AUDIO_IN_CHANNEL_NBR ((uint8_t)2) /* Mono = 1, Stereo = 2 */ #define DEFAULT_AUDIO_IN_VOLUME ((uint16_t)64) /*------------------------------------------------------------------------------ OUTPUT DEVICES definition ------------------------------------------------------------------------------*/ /* Alias on existing output devices to adapt for 2 headphones output */ #define OUTPUT_DEVICE_HEADPHONE1 OUTPUT_DEVICE_HEADPHONE #define OUTPUT_DEVICE_HEADPHONE2 OUTPUT_DEVICE_SPEAKER /* Headphone2 is connected to Speaker output of the wm8994 */ /*------------------------------------------------------------------------------ INPUT DEVICES definition ------------------------------------------------------------------------------*/ /* Analog microphone input from 3.5 audio jack connector */ #define INPUT_DEVICE_ANALOG_MIC ((uint32_t)0x00000001) /* MP34DT01TR digital microphone on PCB top side */ #define INPUT_DEVICE_DIGITAL_MIC1 ((uint32_t)0x00000010) #define INPUT_DEVICE_DIGITAL_MIC2 ((uint32_t)0x00000020) #define INPUT_DEVICE_DIGITAL_MIC3 ((uint32_t)0x00000040) #define INPUT_DEVICE_DIGITAL_MIC4 ((uint32_t)0x00000080) #define INPUT_DEVICE_DIGITAL_MIC5 ((uint32_t)0x00000100) #define INPUT_DEVICE_DIGITAL_MIC ((uint32_t)(INPUT_DEVICE_DIGITAL_MIC1 | INPUT_DEVICE_DIGITAL_MIC2)) #define INPUT_DEVICE_DIGITAL_MIC_ALL ((uint32_t)(INPUT_DEVICE_DIGITAL_MIC1 | INPUT_DEVICE_DIGITAL_MIC2 |\ INPUT_DEVICE_DIGITAL_MIC3 | INPUT_DEVICE_DIGITAL_MIC4 |\ INPUT_DEVICE_DIGITAL_MIC5)) #define DFSDM_MIC_NUMBER (5) /** * @} */ /** @defgroup STM32F413H_DISCOVERY_AUDIO_Exported_Variables STM32F413H DISCOVERY Audio Exported Variables * @{ */ extern __IO uint16_t AudioInVolume; /** * @} */ /** @defgroup STM32F413H_DISCOVERY_AUDIO_Exported_Macros STM32F413H DISCOVERY Audio Exported Macros * @{ */ #define DMA_MAX(x) (((x) <= DMA_MAX_SIZE)? (x):DMA_MAX_SIZE) #define POS_VAL(VAL) (POSITION_VAL(VAL) - 4) /** * @} */ /** @defgroup STM32F413H_DISCOVERY_AUDIO_OUT_Exported_Functions STM32F413H DISCOVERY Audio OUT Exported Functions * @{ */ uint8_t BSP_AUDIO_OUT_Init(uint16_t OutputDevice, uint8_t Volume, uint32_t AudioFreq); uint8_t BSP_AUDIO_OUT_Play(uint16_t* pBuffer, uint32_t Size); void 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); void BSP_AUDIO_OUT_SetFrequency(uint32_t AudioFreq); uint8_t BSP_AUDIO_OUT_SetMute(uint32_t Cmd); uint8_t BSP_AUDIO_OUT_SetOutputMode(uint8_t Output); void BSP_AUDIO_OUT_DeInit(void); /* User Callbacks: user has to implement these functions in his code if they are needed. */ /* This function is called when the requested data has been completely transferred.*/ void BSP_AUDIO_OUT_TransferComplete_CallBack(void); /* This function is called when half of the requested buffer has been transferred. */ void BSP_AUDIO_OUT_HalfTransfer_CallBack(void); /* This function is called when an Interrupt due to transfer error on or peripheral error occurs. */ void BSP_AUDIO_OUT_Error_CallBack(void); /* These function can be modified in case the current settings (e.g. DMA stream) need to be changed for specific application needs */ void BSP_AUDIO_OUT_ClockConfig(I2S_HandleTypeDef *hi2s, uint32_t AudioFreq, void *Params); void BSP_AUDIO_OUT_MspInit(I2S_HandleTypeDef *hi2s, void *Params); void BSP_AUDIO_OUT_MspDeInit(I2S_HandleTypeDef *hi2s, void *Params); /** * @} */ /** @defgroup STM32F413H_DISCOVERY_AUDIO_IN_Exported_Functions STM32F413H DISCOVERY AudioIN Exported Functions * @{ */ uint8_t BSP_AUDIO_IN_Init(uint32_t AudioFreq, uint32_t BitRes, uint32_t ChnlNbr); uint8_t BSP_AUDIO_IN_InitEx(uint32_t InputDevice, uint32_t AudioFreq, uint32_t BitRes, uint32_t ChnlNbr); uint8_t BSP_AUDIO_IN_ConfigMicDefault(uint32_t InputDevice); uint8_t BSP_AUDIO_IN_ConfigDigitalMic(uint32_t InputDevice, void *Params); uint8_t BSP_AUDIO_IN_AllocScratch (int32_t *pScratch, uint32_t size); uint8_t BSP_AUDIO_IN_Record(uint16_t *pBuf, uint32_t Size); uint8_t BSP_AUDIO_IN_RecordEx(uint32_t *pBuf, uint32_t Size); uint8_t BSP_AUDIO_IN_SetFrequency(uint32_t AudioFreq); uint8_t BSP_AUDIO_IN_Stop(void); uint8_t BSP_AUDIO_IN_StopEx(uint32_t InputDevice); uint8_t BSP_AUDIO_IN_Pause(void); uint8_t BSP_AUDIO_IN_PauseEx(uint32_t InputDevice); uint8_t BSP_AUDIO_IN_Resume(void); uint8_t BSP_AUDIO_IN_ResumeEx(uint32_t *pBuf, uint32_t InputDevice); uint8_t BSP_AUDIO_IN_SetVolume(uint8_t Volume); void BSP_AUDIO_IN_DeInit(void); /* User Callbacks: user has to implement these functions in his code if they are needed. */ /* This function should be implemented by the user application. It is called into this driver when the current buffer is filled to prepare the next buffer pointer and its size. */ void BSP_AUDIO_IN_TransferComplete_CallBack(void); void BSP_AUDIO_IN_HalfTransfer_CallBack(void); void BSP_AUDIO_IN_TransferComplete_CallBackEx(uint32_t InputDevice); void BSP_AUDIO_IN_HalfTransfer_CallBackEx(uint32_t InputDevice); /* This function is called when an Interrupt due to transfer error on or peripheral error occurs. */ void BSP_AUDIO_IN_Error_Callback(void); /* These function can be modified in case the current settings (e.g. DMA stream) need to be changed for specific application needs */ uint8_t BSP_AUDIO_IN_ClockConfig(uint32_t AudioFreq, void *Params); void BSP_AUDIO_IN_MspInit(void *Params); void BSP_AUDIO_IN_MspDeInit(void *Params); /** * @} */ /** * @} */ /** * @} */ /** * @} */ #ifdef __cplusplus } #endif #endif /* __STM32F413H_DISCOVERY_AUDIO_H */ /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/