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SourceVuESP-IDF Framework and ExamplesESP-IDFI2S_COMM_MODE_PDM

I2S_COMM_MODE_PDM value

I2S controller using PDM communication mode, support PDM output or input

Syntax

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Summary

Declaration

from i2s_types.h:38

I2S_COMM_MODE_PDM;

References

Code

Location

Referrer

I2S_COMM_MODE_PDM, /*!< I2S controller using PDM communication mode, support PDM output or input */

if (p_i2s[i2s_num]->mode == I2S_COMM_MODE_PDM) {

i2s_legacy.c:867

i2s_calculate_clock()

else if (p_i2s[i2s_num]->mode == I2S_COMM_MODE_PDM) {

i2s_legacy.c:1057

i2s_set_slot_legacy()

ESP_RETURN_ON_FALSE((p_i2s[i2s_num]->mode == I2S_COMM_MODE_PDM), ESP_ERR_INVALID_ARG, TAG, "i2s mode is not PDM mode");

i2s_legacy.c:1258

i2s_set_pdm_rx_down_sample()

ESP_RETURN_ON_FALSE((p_i2s[i2s_num]->mode == I2S_COMM_MODE_PDM) && (p_i2s[i2s_num]->dir & I2S_DIR_TX),

i2s_legacy.c:1273

i2s_set_pdm_tx_up_sample()

p_i2s[i2s_num]->mode = I2S_COMM_MODE_PDM;

i2s_legacy.c:1321

i2s_mode_identify()

if (p_i2s[i2s_num]->mode == I2S_COMM_MODE_PDM) {

i2s_legacy.c:1394

i2s_config_transfer()

if (p_i2s[i2s_num]->mode == I2S_COMM_MODE_PDM) {

i2s_legacy.c:1419

i2s_config_transfer()

else if (p_i2s[i2s_num]->mode == I2S_COMM_MODE_PDM) {

i2s_legacy.c:1501

i2s_init_legacy()

handle->mode = I2S_COMM_MODE_PDM;

i2s_channel_init_pdm_tx_mode()

ESP_GOTO_ON_FALSE(handle->mode == I2S_COMM_MODE_PDM, ESP_ERR_INVALID_ARG, err, TAG, "this handle is not working in standard mode");

i2s_channel_reconfig_pdm_tx_clock()

ESP_GOTO_ON_FALSE(handle->mode == I2S_COMM_MODE_PDM, ESP_ERR_INVALID_ARG, err, TAG, "this handle is not working in standard mode");

i2s_channel_reconfig_pdm_tx_slot()

ESP_GOTO_ON_FALSE(handle->mode == I2S_COMM_MODE_PDM, ESP_ERR_INVALID_ARG, err, TAG, "This handle is not working in standard mode");

i2s_channel_reconfig_pdm_tx_gpio()

handle->mode = I2S_COMM_MODE_PDM;

i2s_channel_init_pdm_rx_mode()

ESP_GOTO_ON_FALSE(handle->mode == I2S_COMM_MODE_PDM, ESP_ERR_INVALID_ARG, err, TAG, "this handle is not working in standard mode");

i2s_channel_reconfig_pdm_rx_clock()

ESP_GOTO_ON_FALSE(handle->mode == I2S_COMM_MODE_PDM, ESP_ERR_INVALID_ARG, err, TAG, "this handle is not working in standard mode");

i2s_channel_reconfig_pdm_rx_slot()

ESP_GOTO_ON_FALSE(handle->mode == I2S_COMM_MODE_PDM, ESP_ERR_INVALID_ARG, err, TAG, "This handle is not working in standard mode");

i2s_channel_reconfig_pdm_rx_gpio()

Call Tree

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Data Use

I2S_COMM_MODE_PDM is read by 15 functions:

I2S_COMM_MODE_PDM

i2s_calculate_clock()

i2s_set_slot_legacy()

i2s_set_pdm_rx_down_sample()

i2s_set_pdm_tx_up_sample()

i2s_mode_identify()

i2s_config_transfer()

i2s_init_legacy()

i2s_channel_init_pdm_tx_mode()

i2s_channel_reconfig_pdm_tx_clock()

i2s_channel_reconfig_pdm_tx_slot()

i2s_channel_reconfig_pdm_tx_gpio()

i2s_channel_init_pdm_rx_mode()

i2s_channel_reconfig_pdm_rx_clock()

i2s_channel_reconfig_pdm_rx_slot()

i2s_channel_reconfig_pdm_rx_gpio()

Class Tree

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Implementations

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Instances

Lifecycle

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