STM32412G-Discovery BSP User Manual: STM32412G Discovery Audio Private Variables

STM32412G-Discovery BSP Drivers

STM32412G-Discovery BSP User Manual
STM32412G Discovery Audio Private Variables

Variables

AUDIO_DrvTypeDef * audio_drv
I2S_HandleTypeDef haudio_i2s
I2S_HandleTypeDef haudio_in_i2sext
AUDIOIN_ContextTypeDef hAudioIn
DFSDM_Channel_HandleTypeDef hAudioInDfsdmChannel [DFSDM_MIC_NUMBER]
DFSDM_Filter_HandleTypeDef hAudioInDfsdmFilter [DFSDM_MIC_NUMBER]
DMA_HandleTypeDef hDmaDfsdm [DFSDM_MIC_NUMBER]
int32_t * pScratchBuff [DEFAULT_AUDIO_IN_CHANNEL_NBR]
int32_t ScratchSize
uint32_t DmaRecHalfBuffCplt [DFSDM_MIC_NUMBER] = {0}
uint32_t DmaRecBuffCplt [DFSDM_MIC_NUMBER] = {0}
__IO uint32_t AppBuffTrigger = 0
__IO uint32_t AppBuffHalf = 0
__IO uint32_t MicBuff [DFSDM_MIC_NUMBER] = {0}
__IO uint16_t AudioInVolume = DEFAULT_AUDIO_IN_VOLUME

Variable Documentation

Definition at line 198 of file stm32412g_discovery_audio.c.

Referenced by BSP_AUDIO_IN_SetVolume().

Definition at line 192 of file stm32412g_discovery_audio.c.

Referenced by HAL_DFSDM_FilterRegConvCpltCallback().

I2S_HandleTypeDef haudio_in_i2sext

Definition at line 180 of file stm32412g_discovery_audio.c.

Referenced by I2Sx_In_DeInit(), and I2Sx_In_Init().

DFSDM_Channel_HandleTypeDef hAudioInDfsdmChannel[DFSDM_MIC_NUMBER]

Definition at line 183 of file stm32412g_discovery_audio.c.

Referenced by BSP_AUDIO_IN_ConfigMicDefault(), and DFSDMx_DeInit().

DMA_HandleTypeDef hDmaDfsdm[DFSDM_MIC_NUMBER]

Definition at line 185 of file stm32412g_discovery_audio.c.

Referenced by DFSDMx_FilterMspDeInit(), and DFSDMx_FilterMspInit().

__IO uint32_t MicBuff[DFSDM_MIC_NUMBER] = {0}

Definition at line 197 of file stm32412g_discovery_audio.c.

Referenced by BSP_AUDIO_IN_RecordEx(), and BSP_AUDIO_IN_ResumeEx().

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