vsf_i2s_cfg_t Struct Reference

i2s configuration More...

#include <vsf_template_i2s.h>

Data Fields
vsf_i2s_mode_t	mode
uint32_t	data_sample_rate
uint32_t	hw_sample_rate
uint8_t *	buffer
uint16_t	buffer_size
uint8_t	channel_num
vsf_i2s_isr_t	isr

Detailed Description

i2s configuration

Field Documentation

mode

vsf_i2s_mode_t vsf_i2s_cfg_t::mode

i2s mode vsf_i2s_mode_t

data_sample_rate

uint32_t vsf_i2s_cfg_t::data_sample_rate

i2s sample rate of audio data (in Hz), valid only if is_src_supported capability is enabled, else ignored

hw_sample_rate

uint32_t vsf_i2s_cfg_t::hw_sample_rate

i2s sample rate of hw audio data to codec (in Hz)

buffer

uint8_t* vsf_i2s_cfg_t::buffer

i2s channel buffer, valid if is_dbuffer_supported capability is enabled

buffer_size

uint16_t vsf_i2s_cfg_t::buffer_size

i2s channel buffer byte size, valid if is_dbuffer_supported capability is enabled

channel_num

uint8_t vsf_i2s_cfg_t::channel_num

i2s channel number

isr

vsf_i2s_isr_t vsf_i2s_cfg_t::isr

i2s interrupt