STM32446E_EVAL BSP User Manual: STM32446E EVAL AUDIO Private Variables

STM32446E EVAL BSP Drivers

STM32446E_EVAL BSP User Manual
STM32446E EVAL AUDIO Private Variables

Variables

AUDIO_DrvTypeDef * audio_drv
SAI_HandleTypeDef haudio_out_sai
I2S_HandleTypeDef haudio_in_i2s
TIM_HandleTypeDef haudio_tim
PDMFilter_InitStruct Filter [2]
uint8_t Channel_Demux [128]
uint16_t __IO AudioInVolume = DEFAULT_AUDIO_IN_VOLUME

Variable Documentation

uint8_t Channel_Demux[128]
Initial value:
 {
    0x00, 0x01, 0x00, 0x01, 0x02, 0x03, 0x02, 0x03,
    0x00, 0x01, 0x00, 0x01, 0x02, 0x03, 0x02, 0x03,
    0x04, 0x05, 0x04, 0x05, 0x06, 0x07, 0x06, 0x07,
    0x04, 0x05, 0x04, 0x05, 0x06, 0x07, 0x06, 0x07,
    0x00, 0x01, 0x00, 0x01, 0x02, 0x03, 0x02, 0x03,
    0x00, 0x01, 0x00, 0x01, 0x02, 0x03, 0x02, 0x03,
    0x04, 0x05, 0x04, 0x05, 0x06, 0x07, 0x06, 0x07,
    0x04, 0x05, 0x04, 0x05, 0x06, 0x07, 0x06, 0x07,
    0x08, 0x09, 0x08, 0x09, 0x0a, 0x0b, 0x0a, 0x0b,
    0x08, 0x09, 0x08, 0x09, 0x0a, 0x0b, 0x0a, 0x0b,
    0x0c, 0x0d, 0x0c, 0x0d, 0x0e, 0x0f, 0x0e, 0x0f,
    0x0c, 0x0d, 0x0c, 0x0d, 0x0e, 0x0f, 0x0e, 0x0f,
    0x08, 0x09, 0x08, 0x09, 0x0a, 0x0b, 0x0a, 0x0b,
    0x08, 0x09, 0x08, 0x09, 0x0a, 0x0b, 0x0a, 0x0b,
    0x0c, 0x0d, 0x0c, 0x0d, 0x0e, 0x0f, 0x0e, 0x0f,
    0x0c, 0x0d, 0x0c, 0x0d, 0x0e, 0x0f, 0x0e, 0x0f
}

Definition at line 155 of file stm32446e_eval_audio.c.

Referenced by BSP_AUDIO_IN_PDMToPCM().

PDMFilter_InitStruct Filter[2]

Definition at line 154 of file stm32446e_eval_audio.c.

Referenced by BSP_AUDIO_IN_PDMToPCM(), and PDMDecoder_Init().

TIM_HandleTypeDef haudio_tim

Definition at line 152 of file stm32446e_eval_audio.c.

Referenced by TIMx_DeInit(), and TIMx_Init().

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