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SourceVuESP-IDF Framework and ExamplesESP-IDFi2c_new_slave_device()

i2c_new_slave_device() function

Initialize an I2C slave device

Syntax

Show:

Summary

Declaration

Definition

from i2c_slave.h:199

esp_err_t i2c_new_slave_device(const i2c_slave_config_t *slave_config, i2c_slave_dev_handle_t *ret_handle);

Implemented in i2c_slave.c:182

Arguments

Argument

Description

slave_config

I2C slave device configurations

ret_handle

Return a generic I2C device handle

Return value

- ESP_OK: I2C slave device initialized successfully - ESP_ERR_INVALID_ARG: I2C device initialization failed because of invalid argument. - ESP_ERR_NO_MEM: Create I2C device failed because of out of memory.

Examples

i2c_new_slave_device() is referenced by 1 libraries and example projects:

i2c_slave_network_sensor sample

References

from 0/1 examples

Code

Location

esp_err_t i2c_new_slave_device(const i2c_slave_config_t *slave_config, i2c_slave_dev_handle_t *ret_handle)

i2c_slave.c:182

esp_err_t i2c_new_slave_device(const i2c_slave_config_t *slave_config, i2c_slave_dev_handle_t *ret_handle)

i2c_slave_v2.c:232

esp_err_t i2c_new_slave_device(const i2c_slave_config_t *slave_config, i2c_slave_dev_handle_t *ret_handle);

i2c_slave.h:199

Call Tree

from 0/1 examples

i2c_new_slave_device() calls 31 functions:

Data Use

from 0/1 examples

i2c_new_slave_device() reads 33 variables and writes 12 variables:

esp_log_level_t::ESP_LOG_ERROR

esp_log_level_t::ESP_LOG_WARN

esp_log_level_t::ESP_LOG_INFO

esp_log_level_t::ESP_LOG_DEBUG

esp_log_level_t::ESP_LOG_VERBOSE

RingbufferType_t::RINGBUF_TYPE_BYTEBUF

i2c_signal_conn_t::irq

i2c_addr_bit_len_t::I2C_ADDR_BIT_LEN_7

i2c_hal_context_t::dev

i2c_periph_signal

i2c_bus_mode_t::I2C_BUS_MODE_SLAVE

i2c_slave_config_t::i2c_port

i2c_slave_config_t::sda_io_num

i2c_slave_config_t::scl_io_num

i2c_slave_config_t::clk_source

i2c_slave_config_t::send_buf_depth

i2c_slave_config_t::slave_addr

i2c_slave_config_t::addr_bit_len

i2c_slave_config_t::intr_priority

i2c_slave_dev_t::base

i2c_slave_dev_t::slv_rx_mux

i2c_slave_dev_t::slv_tx_mux

i2c_slave_dev_t::tx_ring_buf

i2c_slave_dev_t::slv_evt_queue

s_slave_isr_handle_default()

i2c_slave_config_t::receive_buf_depth

i2c_slave_config_t::::enable_internal_pullup

i2c_slave_config_t::flags

i2c_slave_dev_t::operation_mux

i2c_slave_dev_t::rx_ring_buf

i2c_slave_dev_t::receive_desc

i2c_slave_isr_handler()

i2c_new_slave_device()

i2c_bus_t::sda_num

i2c_bus_t::scl_num

i2c_slave_dev_t::slv_rx_mux

i2c_slave_dev_t::slv_tx_mux

i2c_slave_dev_t::tx_ring_buf

i2c_slave_dev_t::slv_evt_queue

i2c_slave_receive_t::buffer

i2c_slave_receive_t::rcv_fifo_cnt

i2c_slave_dev_t::operation_mux

i2c_slave_dev_t::rx_ring_buf

i2c_slave_dev_t::rx_data_count

i2c_bus_t::pull_up_enable

Class Tree

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Override Tree

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Implementations

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Instances

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Lifecycle

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