ESP-IDF
i2s_pdm_dsr_t
is only used within ESP-IDF.
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ESP-IDF Framework and Examples
ESP-IDF
i2s_pdm_dsr_t
i2s_pdm_dsr_t enum
Syntax
Show:
Summary
Declaration
from
i2s_types.h:92
enum
{
I2S_PDM_DSR_8S
=
0
,
I2S_PDM_DSR_16S
,
I2S_PDM_DSR_MAX
,
}
;
Values
Value
Declared as
Description
i2s_pdm_dsr_t::I2S_PDM_DSR_8S
=
0
downsampling number is 8 for PDM RX mode.
i2s_pdm_dsr_t::I2S_PDM_DSR_16S
downsampling number is 16 for PDM RX mode.
i2s_pdm_dsr_t::I2S_PDM_DSR_MAX
Examples
References
from
examples
Code
Location
Scope
Referrer
typedef
enum
{
i2s_types.h:92
}
i2s_pdm_dsr_t
;
i2s_types.h:96
i2s_pdm_dsr_t
dn_sample_mode
;
/*!< Down-sampling rate mode */
i2s_legacy.c:112
i2s_clk_config_t
i2s_clk_config_t::dn_sample_mode
i2s_pdm_dsr_t
dsr
=
clk_cfg
->
dn_sample_mode
;
i2s_legacy.c:804
i2s_calculate_pdm_rx_clock()
esp_err_t
i2s_set_pdm_rx_down_sample
(
i2s_port_t
i2s_num
,
i2s_pdm_dsr_t
downsample
)
i2s_legacy.c:1255
i2s_set_pdm_rx_down_sample()
i2s_set_pdm_rx_down_sample()::downsample
static
inline
void
i2s_ll_rx_set_pdm_dsr
(
i2s_dev_t
*
hw
,
i2s_pdm_dsr_t
dsr
)
i2s_ll.h:921
i2s_ll_rx_set_pdm_dsr()
i2s_ll_rx_set_pdm_dsr()::dsr
static
inline
void
i2s_ll_rx_get_pdm_dsr
(
i2s_dev_t
*
hw
,
i2s_pdm_dsr_t
*
dsr
)
i2s_ll.h:932
i2s_ll_rx_get_pdm_dsr()
i2s_ll_rx_get_pdm_dsr()::dsr
*
dsr
=
(
i2s_pdm_dsr_t
)
hw
->
pdm_conf
.
rx_sinc_dsr_16_en
;
i2s_ll.h:934
i2s_ll_rx_get_pdm_dsr()
i2s_pdm_dsr_t
dn_sample_mode
;
/*!< Down-sampling rate mode */
i2s_pdm.h:99
i2s_pdm_rx_clk_config_t
i2s_pdm_rx_clk_config_t::dn_sample_mode
}
i2s_pdm_dsr_t
;
i2s_types.h:96
i2s_pdm_dsr_t
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from
examples
Instance
Scope
Location
Project
i2s_ll_rx_set_pdm_dsr()::dsr
i2s_ll_rx_set_pdm_dsr()
i2s_ll.h:921
i2s_ll_rx_get_pdm_dsr()::dsr
i2s_ll_rx_get_pdm_dsr()
i2s_ll.h:932
i2s_clk_config_t::dn_sample_mode
i2s_clk_config_t
i2s_legacy.c:112
i2s_set_pdm_rx_down_sample()::downsample
i2s_set_pdm_rx_down_sample()
i2s_legacy.c:1255
i2s_pdm_rx_clk_config_t::dn_sample_mode
i2s_pdm_rx_clk_config_t
i2s_pdm.h:99
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examples
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