/** ****************************************************************************** * @file stm32f769i_discovery_audio.h * @author MCD Application Team * @brief This file contains the common defines and functions prototypes for * the stm32f769i_discovery_audio.c driver. ****************************************************************************** * @attention * * Copyright (c) 2016 STMicroelectronics. * All rights reserved. * * This software is licensed under terms that can be found in the LICENSE file * in the root directory of this software component. * If no LICENSE file comes with this software, it is provided AS-IS. * ****************************************************************************** */ /* Define to prevent recursive inclusion -------------------------------------*/ #ifndef __STM32F769I_DISCOVERY_AUDIO_H #define __STM32F769I_DISCOVERY_AUDIO_H #ifdef __cplusplus extern "C" { #endif /* Includes ------------------------------------------------------------------*/ /* Include audio component Driver */ #include "wm8994.h" #include "stm32f769i_discovery.h" #include <stdlib.h> /** @addtogroup BSP * @{ */ /** @addtogroup STM32F769I_DISCOVERY * @{ */ /** @defgroup STM32F769I_DISCOVERY_AUDIO STM32F769I_DISCOVERY_AUDIO * @{ */ /** @defgroup STM32F769I_DISCOVERY_AUDIO_Exported_Types STM32F769I_DISCOVERY_AUDIO Exported Types * @{ */ /** * @} */ /** @defgroup STM32F769I_DISCOVERY_AUDIO_Exported_Constants STM32F769I_DISCOVERY_AUDIO Exported Constants * @{ */ /** @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 /** * @} */ /*------------------------------------------------------------------------------ USER SAI defines parameters -----------------------------------------------------------------------------*/ /** CODEC_AudioFrame_SLOT_TDMMode In W8994 codec the Audio frame contains 4 slots : TDM Mode * TDM format : * +------------------|------------------|--------------------|-------------------+ * | CODEC_SLOT0 Left | CODEC_SLOT1 Left | CODEC_SLOT0 Right | CODEC_SLOT1 Right | * +------------------------------------------------------------------------------+ */ /* To have 2 separate audio stream in Both headphone and speaker the 4 slot must be activated */ #define CODEC_AUDIOFRAME_SLOT_0123 SAI_SLOTACTIVE_0 | SAI_SLOTACTIVE_1 | SAI_SLOTACTIVE_2 | SAI_SLOTACTIVE_3 /* To have an audio stream in headphone only SAI Slot 0 and Slot 2 must be activated */ #define CODEC_AUDIOFRAME_SLOT_02 SAI_SLOTACTIVE_0 | SAI_SLOTACTIVE_2 /* To have an audio stream in speaker only SAI Slot 1 and Slot 3 must be activated */ #define CODEC_AUDIOFRAME_SLOT_13 SAI_SLOTACTIVE_1 | SAI_SLOTACTIVE_3 /* SAI peripheral configuration defines */ #define AUDIO_OUT_SAIx SAI1_Block_A #define AUDIO_OUT_SAIx_CLK_ENABLE() __HAL_RCC_SAI1_CLK_ENABLE() #define AUDIO_OUT_SAIx_CLK_DISABLE() __HAL_RCC_SAI1_CLK_DISABLE() #define AUDIO_OUT_SAIx_AF GPIO_AF6_SAI1 #define AUDIO_OUT_SAIx_MCLK_ENABLE() __HAL_RCC_GPIOG_CLK_ENABLE() #define AUDIO_OUT_SAIx_MCLK_GPIO_PORT GPIOG #define AUDIO_OUT_SAIx_MCLK_PIN GPIO_PIN_7 #define AUDIO_OUT_SAIx_SD_FS_CLK_ENABLE() __HAL_RCC_GPIOE_CLK_ENABLE() #define AUDIO_OUT_SAIx_SD_FS_SCK_GPIO_PORT GPIOE #define AUDIO_OUT_SAIx_FS_PIN GPIO_PIN_4 #define AUDIO_OUT_SAIx_SCK_PIN GPIO_PIN_5 #define AUDIO_OUT_SAIx_SD_PIN GPIO_PIN_6 /* SAI DMA Stream definitions */ #define AUDIO_OUT_SAIx_DMAx_CLK_ENABLE() __HAL_RCC_DMA2_CLK_ENABLE() #define AUDIO_OUT_SAIx_DMAx_STREAM DMA2_Stream1 #define AUDIO_OUT_SAIx_DMAx_CHANNEL DMA_CHANNEL_0 #define AUDIO_OUT_SAIx_DMAx_IRQ DMA2_Stream1_IRQn #define AUDIO_OUT_SAIx_DMAx_PERIPH_DATA_SIZE DMA_PDATAALIGN_HALFWORD #define AUDIO_OUT_SAIx_DMAx_MEM_DATA_SIZE DMA_MDATAALIGN_HALFWORD #define DMA_MAX_SZE 0xFFFF #define AUDIO_OUT_SAIx_DMAx_IRQHandler DMA2_Stream1_IRQHandler /* Select the interrupt preemption priority and subpriority for the DMA interrupt */ #define AUDIO_OUT_IRQ_PREPRIO ((uint32_t)0x0E) /*------------------------------------------------------------------------------ AUDIO IN CONFIGURATION ------------------------------------------------------------------------------*/ /* SAI peripheral configuration defines */ #define AUDIO_IN_SAIx SAI1_Block_B #define AUDIO_IN_SAIx_CLK_ENABLE() __HAL_RCC_SAI1_CLK_ENABLE() #define AUDIO_IN_SAIx_CLK_DISABLE() __HAL_RCC_SAI1_CLK_DISABLE() #define AUDIO_IN_SAIx_AF GPIO_AF6_SAI1 #define AUDIO_IN_SAIx_SD_ENABLE() __HAL_RCC_GPIOE_CLK_ENABLE() #define AUDIO_IN_SAIx_SD_GPIO_PORT GPIOE #define AUDIO_IN_SAIx_SD_PIN GPIO_PIN_3 /* SAI DMA Stream definitions */ #define AUDIO_IN_SAIx_DMAx_CLK_ENABLE() __HAL_RCC_DMA2_CLK_ENABLE() #define AUDIO_IN_SAIx_DMAx_STREAM DMA2_Stream4 #define AUDIO_IN_SAIx_DMAx_CHANNEL DMA_CHANNEL_1 #define AUDIO_IN_SAIx_DMAx_IRQ DMA2_Stream4_IRQn #define AUDIO_IN_SAIx_DMAx_PERIPH_DATA_SIZE DMA_PDATAALIGN_HALFWORD #define AUDIO_IN_SAIx_DMAx_MEM_DATA_SIZE DMA_MDATAALIGN_HALFWORD #define AUDIO_IN_INT_GPIO_ENABLE() __HAL_RCC_GPIOJ_CLK_ENABLE() #define AUDIO_IN_INT_GPIO_PORT GPIOJ #define AUDIO_IN_INT_GPIO_PIN GPIO_PIN_12 #define AUDIO_IN_INT_IRQ EXTI15_10_IRQn /* DFSDM Configuration defines */ #define AUDIO_DFSDMx_TOP_RIGHT_CHANNEL DFSDM_CHANNEL_0 #define AUDIO_DFSDMx_TOP_LEFT_CHANNEL DFSDM_CHANNEL_1 #define AUDIO_DFSDMx_BUTTOM_RIGHT_CHANNEL DFSDM_CHANNEL_4 #define AUDIO_DFSDMx_BUTTOM_LEFT_CHANNEL DFSDM_CHANNEL_5 #define AUDIO_DFSDMx_TOP_LEFT_FILTER DFSDM1_Filter0 #define AUDIO_DFSDMx_TOP_RIGHT_FILTER DFSDM1_Filter1 #define AUDIO_DFSDMx_BUTTOM_LEFT_FILTER DFSDM1_Filter2 #define AUDIO_DFSDMx_BUTTOM_RIGHT_FILTER DFSDM1_Filter3 #define AUDIO_DFSDMx_CLK_ENABLE() __HAL_RCC_DFSDM1_CLK_ENABLE() #define AUDIO_DFSDMx_CKOUT_PIN GPIO_PIN_3 #define AUDIO_DFSDMx_CKOUT_DMIC_GPIO_PORT GPIOD #define AUDIO_DFSDMx_CKOUT_DMIC_GPIO_CLK_ENABLE() __HAL_RCC_GPIOD_CLK_ENABLE() #define AUDIO_DFSDMx_DMIC_DATIN1_PIN GPIO_PIN_3 #define AUDIO_DFSDMx_DMIC_DATIN5_PIN GPIO_PIN_11 #define AUDIO_DFSDMx_DMIC_DATIN_GPIO_PORT GPIOC #define AUDIO_DFSDMx_DMIC_DATIN_GPIO_CLK_ENABLE() __HAL_RCC_GPIOC_CLK_ENABLE() #define AUDIO_DFSDMx_DMIC_DATIN_AF GPIO_AF3_DFSDM1 #define AUDIO_DFSDMx_CKOUT_AF GPIO_AF3_DFSDM1 /* DFSDM DMA Right and Left channels definitions */ #define AUDIO_DFSDMx_DMAx_CLK_ENABLE() __HAL_RCC_DMA2_CLK_ENABLE() #define AUDIO_DFSDMx_DMAx_CHANNEL DMA_CHANNEL_8 #define AUDIO_DFSDMx_DMAx_PERIPH_DATA_SIZE DMA_PDATAALIGN_WORD #define AUDIO_DFSDMx_DMAx_MEM_DATA_SIZE DMA_MDATAALIGN_WORD #define AUDIO_DFSDMx_DMAx_TOP_LEFT_STREAM DMA2_Stream0 #define AUDIO_DFSDMx_DMAx_TOP_LEFT_IRQ DMA2_Stream0_IRQn #define AUDIO_DFSDMx_DMAx_TOP_LEFT_IRQHandler DMA2_Stream0_IRQHandler #define AUDIO_DFSDMx_DMAx_TOP_RIGHT_STREAM DMA2_Stream5 #define AUDIO_DFSDMx_DMAx_TOP_RIGHT_IRQ DMA2_Stream5_IRQn #define AUDIO_DFSDMx_DMAx_TOP_RIGHT_IRQHandler DMA2_Stream5_IRQHandler #define AUDIO_DFSDMx_DMAx_BUTTOM_LEFT_STREAM DMA2_Stream6 #define AUDIO_DFSDMx_DMAx_BUTTOM_LEFT_IRQ DMA2_Stream6_IRQn #define AUDIO_DFSDMx_DMAx_BUTTOM_LEFT_IRQHandler DMA2_Stream6_IRQHandler #define AUDIO_DFSDMx_DMAx_BUTTOM_RIGHT_STREAM DMA2_Stream7 #define AUDIO_DFSDMx_DMAx_BUTTOM_RIGHT_IRQ DMA2_Stream7_IRQn #define AUDIO_DFSDMx_DMAx_BUTTOM_RIGHT_IRQHandler DMA2_Stream7_IRQHandler /* Select the interrupt preemption priority and subpriority for the DMA interrupt */ #define AUDIO_IN_IRQ_PREPRIO ((uint32_t)0x0F) /*------------------------------------------------------------------------------ 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 In default settings */ #define DEFAULT_AUDIO_IN_FREQ BSP_AUDIO_FREQUENCY_16K #define DEFAULT_AUDIO_IN_BIT_RESOLUTION ((uint8_t)16) #define DEFAULT_AUDIO_IN_CHANNEL_NBR ((uint8_t)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 ------------------------------------------------------------------------------*/ /* MP34DT01TR digital microphone on PCB top side */ #define INPUT_DEVICE_DIGITAL_MIC ((uint16_t)0) /* Analog microphone input from 3.5 audio jack connector */ #define INPUT_DEVICE_ANALOG_MIC INPUT_DEVICE_INPUT_LINE_1 /** * @} */ /** @defgroup STM32F769I_DISCOVERY_AUDIO_Exported_Macros STM32F769I_DISCOVERY_AUDIO Exported Macros * @{ */ #define DMA_MAX(x) (((x) <= DMA_MAX_SZE)? (x):DMA_MAX_SZE) /** * @} */ /** @defgroup STM32F769I_DISCOVERY_AUDIO_OUT_Exported_Functions STM32F769I_DISCOVERY_AUDIO_OUT Exported Functions * @{ */ uint8_t BSP_AUDIO_OUT_Init(uint16_t OutputDevice, uint8_t Volume, uint32_t AudioFreq); void BSP_AUDIO_OUT_DeInit(void); 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); void BSP_AUDIO_OUT_SetAudioFrameSlot(uint32_t AudioFrameSlot); uint8_t BSP_AUDIO_OUT_SetMute(uint32_t Cmd); uint8_t BSP_AUDIO_OUT_SetOutputMode(uint8_t Output); /* 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(SAI_HandleTypeDef *hsai, uint32_t AudioFreq, void *Params); void BSP_AUDIO_OUT_MspInit(SAI_HandleTypeDef *hsai, void *Params); void BSP_AUDIO_OUT_MspDeInit(SAI_HandleTypeDef *hsai, void *Params); /** * @} */ /** @defgroup STM32F769I_DISCOVERY_AUDIO_IN_Exported_Functions STM32F769I_DISCOVERY_AUDIO_IN Exported Functions * @{ */ uint8_t BSP_AUDIO_IN_Init(uint32_t AudioFreq, uint32_t BitRes, uint32_t ChnlNbr); uint8_t BSP_AUDIO_IN_InitEx(uint16_t InputDevice, uint32_t AudioFreq, uint32_t BitRes, uint32_t ChnlNbr); uint8_t BSP_AUDIO_IN_AllocScratch (int32_t *pScratch, uint32_t size); uint8_t BSP_AUDIO_IN_GetChannelNumber(void); void BSP_AUDIO_IN_DeInit(void); uint8_t BSP_AUDIO_IN_Record(uint16_t *pData, uint32_t Size); uint8_t BSP_AUDIO_IN_Stop(void); uint8_t BSP_AUDIO_IN_Pause(void); uint8_t BSP_AUDIO_IN_Resume(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); /* 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 */ void BSP_AUDIO_IN_ClockConfig(DFSDM_Filter_HandleTypeDef *hdfsdm_filter, uint32_t AudioFreq, void *Params); void BSP_AUDIO_IN_MspInit(void); void BSP_AUDIO_IN_MspDeInit(void); /** * @} */ /** * @} */ /** * @} */ /** * @} */ #ifdef __cplusplus } #endif #endif /* __STM32F769I_DISCOVERY_AUDIO_H */