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SourceVuESP-IDF Framework and ExamplesESP-IDFi2s_channel_obj_t::dir

i2s_channel_obj_t::dir field

i2s channel direction

Syntax

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Summary

Declaration

from i2s_private.h:156

References

Code

Location

Referrer

i2s_dir_t dir; /*!< i2s channel direction */

i2s_private.h:156

new_chan->dir = dir;

i2s_common.c:324

i2s_register_channel()

if (handle->dir == I2S_DIR_RX) {

i2s_common.c:522

i2s_alloc_dma_desc()

if (handle->dir == I2S_DIR_TX) {

i2s_common.c:814

i2s_init_dma_intr()

if (handle->dir == I2S_DIR_TX) {

i2s_common.c:839

s_i2s_get_pair_chan_gpio_mask()

i2s_dir_t __attribute__((unused)) dir = handle->dir;

i2s_common.c:1032

i2s_del_channel()

if (handle->dir == I2S_DIR_TX) {

i2s_common.c:1050

i2s_del_channel()

chan_info->dir = handle->dir;

i2s_common.c:1140

i2s_channel_get_info()

if (handle->dir == I2S_DIR_TX) {

i2s_common.c:1145

i2s_channel_get_info()

ESP_LOGD(TAG, "i2s %s channel enabled", handle->dir == I2S_DIR_TX ? "tx" : "rx");

i2s_common.c:1177

i2s_channel_enable()

ESP_LOGD(TAG, "i2s %s channel disabled", handle->dir == I2S_DIR_TX ? "tx" : "rx");

i2s_common.c:1207

i2s_channel_disable()

ESP_RETURN_ON_FALSE(tx_handle->dir == I2S_DIR_TX, ESP_ERR_INVALID_ARG, TAG, "this channel is not tx channel");

i2s_common.c:1218

i2s_channel_preload_data()

ESP_RETURN_ON_FALSE(handle->dir == I2S_DIR_TX, ESP_ERR_INVALID_ARG, TAG, "this channel is not tx channel");

i2s_common.c:1275

i2s_channel_write()

ESP_RETURN_ON_FALSE(handle->dir == I2S_DIR_RX, ESP_ERR_INVALID_ARG, TAG, "this channel is not rx channel");

i2s_common.c:1321

i2s_channel_read()

ESP_RETURN_ON_FALSE(handle->dir == I2S_DIR_TX, ESP_ERR_INVALID_ARG, TAG, "This channel handle is not a TX handle");

i2s_channel_init_pdm_tx_mode()

ESP_RETURN_ON_FALSE(handle->dir == I2S_DIR_TX, ESP_ERR_INVALID_ARG, TAG, "This channel handle is not a TX handle");

i2s_channel_reconfig_pdm_tx_clock()

ESP_RETURN_ON_FALSE(handle->dir == I2S_DIR_TX, ESP_ERR_INVALID_ARG, TAG, "This channel handle is not a TX handle");

i2s_channel_reconfig_pdm_tx_slot()

ESP_RETURN_ON_FALSE(handle->dir == I2S_DIR_TX, ESP_ERR_INVALID_ARG, TAG, "This channel handle is not a TX handle");

i2s_channel_reconfig_pdm_tx_gpio()

ESP_RETURN_ON_FALSE(handle->dir == I2S_DIR_RX, ESP_ERR_INVALID_ARG, TAG, "This channel handle is not a RX handle");

i2s_channel_init_pdm_rx_mode()

ESP_RETURN_ON_FALSE(handle->dir == I2S_DIR_RX, ESP_ERR_INVALID_ARG, TAG, "This channel handle is not a RX handle");

i2s_channel_reconfig_pdm_rx_clock()

ESP_RETURN_ON_FALSE(handle->dir == I2S_DIR_RX, ESP_ERR_INVALID_ARG, TAG, "This channel handle is not a RX handle");

i2s_channel_reconfig_pdm_rx_slot()

if (handle->dir == I2S_DIR_TX) {

i2s_std_set_clock()

if (handle->dir == I2S_DIR_RX) {

i2s_std_set_slot()

if (handle->dir == I2S_DIR_TX) {

i2s_std_set_slot()

} else if (handle->dir == I2S_DIR_TX) {

i2s_std_set_gpio()

if (handle->dir == I2S_DIR_TX && !handle->controller->full_duplex) {

i2s_std_set_gpio()

if (handle->dir == I2S_DIR_RX && !handle->controller->full_duplex) {

i2s_std_set_gpio()

handle->dir == I2S_DIR_TX ? "tx" : "rx", handle->controller->id);

i2s_channel_init_std_mode()

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Data Use

i2s_channel_obj_t::dir is written by 1 function and is read by 21 functions:

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