STSW-STLKT01: Drivers/BSP/SensorTile/SensorTile_audio_in.h Source File

STSW-STLKT01

 
 /* Define to prevent recursive inclusion -------------------------------------*/
 #ifndef __SENSORTILE_AUDIO_IN_H
 #define __SENSORTILE_AUDIO_IN_H
 
 #ifdef __cplusplus
 extern "C" {
 #endif 
  
  /* Includes ------------------------------------------------------------------*/
  
  typedef struct {
  int32_t Z; 
  int32_t oldOut; 
  int32_t oldIn; 
  }HP_FilterState_TypeDef;
  
  typedef struct {
  uint32_t MicChannels; 
  uint32_t Sampling_Freq; 
  HP_FilterState_TypeDef HP_Filters[4]; 
  uint16_t * PCM_Data; 
  } 
  SENSORTILE_AudioIn_HandlerTypeDef;
  
  /* 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
  ------------------------------------------------------------------------------*/
  
 #ifndef AUDIO_OK
 #define AUDIO_OK ((uint8_t)0)
 #endif 
 #ifndef AUDIO_ERROR
 #define AUDIO_ERROR ((uint8_t)1)
 #endif 
 #ifndef AUDIO_TIMEOUT
 #define AUDIO_TIMEOUT ((uint8_t)2)
 #endif 
  
 #ifndef AUDIO_FREQUENCY_192K
 #define AUDIO_FREQUENCY_192K ((uint32_t)192000)
 #endif
 #ifndef AUDIO_FREQUENCY_96K
 #define AUDIO_FREQUENCY_96K ((uint32_t)96000)
 #endif
 #ifndef AUDIO_FREQUENCY_48K
 #define AUDIO_FREQUENCY_48K ((uint32_t)48000)
 #endif
 #ifndef AUDIO_FREQUENCY_44K
 #define AUDIO_FREQUENCY_44K ((uint32_t)44100)
 #endif
 #ifndef AUDIO_FREQUENCY_32K
 #define AUDIO_FREQUENCY_32K ((uint32_t)32000)
 #endif
 #ifndef AUDIO_FREQUENCY_22K
 #define AUDIO_FREQUENCY_22K ((uint32_t)22050)
 #endif
 #ifndef AUDIO_FREQUENCY_16K
 #define AUDIO_FREQUENCY_16K ((uint32_t)16000)
 #endif
 #ifndef AUDIO_FREQUENCY_11K
 #define AUDIO_FREQUENCY_11K ((uint32_t)11025)
 #endif
 #ifndef AUDIO_FREQUENCY_8K
 #define AUDIO_FREQUENCY_8K ((uint32_t)8000) 
 #endif
  
 #define DEFAULT_AUDIO_IN_VOLUME 64
  
  extern DMA_HandleTypeDef hdma_dfsdmReg_FLT[];
  
 #define MAX_CH_NUMBER (4)
 #define MAX_FS (96000)
 #define MAX_SAMPLES_PER_CH ((MAX_FS/1000)*2)
  
  /* 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) 
  
  /* DFSDM Configuration defines */
  
 #define AUDIO_IN_DFSDM_CLK_ENABLE() __HAL_RCC_DFSDM_CLK_ENABLE()
  
 #define AUDIO_IN_DFSDM_1st_CHANNEL DFSDM_Channel5
 #define AUDIO_IN_DFSDM_2nd_CHANNEL DFSDM_Channel1
 #define AUDIO_IN_DFSDM_3rd_CHANNEL DFSDM_Channel7
 #define AUDIO_IN_DFSDM_4rd_CHANNEL DFSDM_Channel6
  
 #define AUDIO_IN_DFSDM_1st_FILTER DFSDM_Filter0
 #define AUDIO_IN_DFSDM_2st_FILTER DFSDM_Filter1
 #define AUDIO_IN_DFSDM_3rd_FILTER DFSDM_Filter2
 #define AUDIO_IN_DFSDM_4th_FILTER DFSDM_Filter3
  
 #define AUDIO_IN_DFSDM_CKOUT_GPIO_CLK_ENABLE() __HAL_RCC_GPIOC_CLK_ENABLE()
 #define AUDIO_IN_DFSDM_CKOUT_GPIO_PORT GPIOC
 #define AUDIO_IN_DFSDM_CKOUT_PIN GPIO_PIN_2
  
 #define AUDIO_IN_DFSDM_CH12_DATAIN_GPIO_CLK_ENABLE() __HAL_RCC_GPIOB_CLK_ENABLE()
 #define AUDIO_IN_DFSDM_CH12_DATIN_GPIO_PORT GPIOB
 #define AUDIO_IN_DFSDM_CH12_DATIN_PIN GPIO_PIN_6
  
 #define AUDIO_IN_DFSDM_CH12_EXT_DATAIN_GPIO_CLK_ENABLE() __HAL_RCC_GPIOB_CLK_ENABLE()
 #define AUDIO_IN_DFSDM_CH12_EXT_DATIN_GPIO_PORT GPIOB
 #define AUDIO_IN_DFSDM_CH12_EXT_DATIN_PIN GPIO_PIN_8
  
 #define AUDIO_IN_DFSDM_CH34_EXT_DATAIN_GPIO_CLK_ENABLE() __HAL_RCC_GPIOC_CLK_ENABLE()
 #define AUDIO_IN_DFSDM_CH34_EXT_DATIN_GPIO_PORT GPIOC
 #define AUDIO_IN_DFSDM_CH34_EXT_DATIN_PIN GPIO_PIN_0
  
 #define AUDIO_IN_DFSDM_CKOUT_DATIN_AF GPIO_AF6_DFSDM
  
  
 #define AUDIO_IN_DFSDM_DMA_CLK_ENABLE() __HAL_RCC_DMA1_CLK_ENABLE()
  
 #define AUDIO_IN_DFSDM_DMA_1st_CHANNEL DMA1_Channel4
 #define AUDIO_IN_DFSDM_DMA_2nd_CHANNEL DMA1_Channel5
 #define AUDIO_IN_DFSDM_DMA_3rd_CHANNEL DMA1_Channel6
 #define AUDIO_IN_DFSDM_DMA_4th_CHANNEL DMA1_Channel7 
  
 #define AUDIO_IN_DFSDM_DMA_1st_CH_IRQn DMA1_Channel4_IRQn
 #define AUDIO_IN_DFSDM_DMA_2nd_CH_IRQn DMA1_Channel5_IRQn
 #define AUDIO_IN_DFSDM_DMA_3rd_CH_IRQn DMA1_Channel6_IRQn
 #define AUDIO_IN_DFSDM_DMA_4th_CH_IRQn DMA1_Channel7_IRQn 
  
 #define AUDIO_IN_DFSDM_DMA_PERIPH_DATA_SIZE DMA_PDATAALIGN_WORD
 #define AUDIO_IN_DFSDM_DMA_MEM_DATA_SIZE DMA_MDATAALIGN_WORD
  
 #define AUDIO_IN_DFSDM_DMA_1st_CH_IRQHandler DMA1_Channel4_IRQHandler
 #define AUDIO_IN_DFSDM_DMA_2nd_CH_IRQHandler DMA1_Channel5_IRQHandler
 #define AUDIO_IN_DFSDM_DMA_3rd_CH_IRQHandler DMA1_Channel6_IRQHandler
 #define AUDIO_IN_DFSDM_DMA_4th_CH_IRQHandler DMA1_Channel7_IRQHandler 
  
  uint8_t BSP_AUDIO_IN_SetVolume(uint8_t Volume);
  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_ClockConfig(uint32_t AudioFreq, void *Params);
  uint8_t BSP_AUDIO_IN_Record(uint16_t* pbuf, 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. */
  /* These functions should be implemented by the user application.*/
  void BSP_AUDIO_IN_TransferComplete_CallBack(void);
  void BSP_AUDIO_IN_HalfTransfer_CallBack(void);
  void BSP_AUDIO_IN_Error_Callback(void);
  
 #ifdef __cplusplus
 }
 #endif
 
 #endif /* __SENSORTILE_AUDIO_IN_H */
 
 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
 
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