ra8_board_pdm_mic_config_t Struct Reference

Board-owned PDM mechanism configuration for one microphone. More...

#include <ra8_board_ek_ra8d2_pdm.h>

Collaboration diagram for ra8_board_pdm_mic_config_t:

Data Fields
ra8_pdm_channel_cfg_t	pdm
	SPH0690 filter coefficients.
uint32_t	sample_rate_hz
	Decimated PCM sample rate.
uint8_t	channel
	PDM-IF channel selector.
uint8_t	valid_bits
	Significant PCM bits.

Detailed Description

Board-owned PDM mechanism configuration for one microphone.

Definition at line 36 of file ra8_board_ek_ra8d2_pdm.h.

Field Documentation

channel

uint8_t ra8_board_pdm_mic_config_t::channel

PDM-IF channel selector.

Definition at line 39 of file ra8_board_ek_ra8d2_pdm.h.

Referenced by c6_cam_audio_start(), and pdm_demo_pdm_or_halt().

pdm

ra8_pdm_channel_cfg_t ra8_board_pdm_mic_config_t::pdm

SPH0690 filter coefficients.

Definition at line 37 of file ra8_board_ek_ra8d2_pdm.h.

Referenced by c6_cam_audio_start(), pdm_demo_pdm_or_halt(), and ra8_board_pdm_mic_get_config().

sample_rate_hz

uint32_t ra8_board_pdm_mic_config_t::sample_rate_hz

Decimated PCM sample rate.

Definition at line 38 of file ra8_board_ek_ra8d2_pdm.h.

Referenced by c6_cam_audio_start(), and pdm_demo_pdm_or_halt().

valid_bits

uint8_t ra8_board_pdm_mic_config_t::valid_bits

Significant PCM bits.

Definition at line 40 of file ra8_board_ek_ra8d2_pdm.h.

Referenced by c6_cam_audio_start(), and pdm_demo_pdm_or_halt().

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The documentation for this struct was generated from the following file:

• libs/ra8_board_ek_ra8d2/inc/ra8_board_ek_ra8d2_pdm.h