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SourceVuESP-IDF Framework and ExamplesESP-IDFlp_i2s_channel_obj_t

lp_i2s_channel_obj_t struct

lp i2s channel object type

Syntax

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Summary

Declaration

Definition

from i2s_types.h:98

typedef struct lp_i2s_channel_obj_t *lp_i2s_chan_handle_t;

Implemented in i2s_private.h:197

Fields

Field

Declared as

Description

lp_i2s_channel_obj_t::ctlr

lp_i2s_controller_t *

Parent pointer to controller object.

lp_i2s_channel_obj_t::mode

i2s_comm_mode_t

lp i2s channel communication mode.

lp_i2s_channel_obj_t::role

i2s_role_t

lp i2s role.

lp_i2s_channel_obj_t::dir

i2s_dir_t

lp i2s channel direction.

lp_i2s_channel_obj_t::state

_Atomic i2s_state_t

lp i2s driver state. Ensuring the driver working in a correct sequence.

lp_i2s_channel_obj_t::semphr

SemaphoreHandle_t

lp i2s event semphr.

lp_i2s_channel_obj_t::trans

lp_i2s_trans_t

transaction.

lp_i2s_channel_obj_t::threshold

size_t

lp i2s threshold.

lp_i2s_channel_obj_t::cbs

lp_i2s_evt_cbs_internal_t

callbacks.

lp_i2s_channel_obj_t::user_data

void *

user data.

References

Code

Location

Scope

Referrer

struct lp_i2s_channel_obj_t {

i2s_private.h:197

typedef struct lp_i2s_channel_obj_t *lp_i2s_chan_handle_t; /*!< I2S channel object handle, the control unit of the I2S driver*/

i2s_types.h:98

lp_i2s_chan_handle_t rx_chan; /*!< rx channel handle */

i2s_private.h:190

lp_i2s_controller_t

lp_i2s_controller_t::rx_chan

typedef struct lp_i2s_channel_obj_t *lp_i2s_chan_handle_t; /*!< I2S channel object handle, the control unit of the I2S driver*/

i2s_types.h:98

lp_i2s_chan_handle_t

typedef bool (*lp_i2s_callback_t)(lp_i2s_chan_handle_t handle, lp_i2s_evt_data_t *event, void *user_ctx);

i2s_types.h:119

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Instances

Instance

Scope

Location

Project

lp_i2s_controller_t::rx_chan

lp_i2s_controller_t

i2s_private.h:190

Lifecycle

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