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SourceVuESP-IDF Framework and ExamplesESP-IDFi2s_port_t

i2s_port_t enum

Syntax

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Summary

Declaration

from i2s_types.h:21

enum { I2S_NUM_0 = 0, #if SOC_I2S_NUM > 1 I2S_NUM_1 = 1, #endif #if SOC_I2S_NUM > 2 I2S_NUM_2 = 2, #endif I2S_NUM_AUTO, };

Values

Value

Declared as

Description

i2s_port_t::I2S_NUM_0

= 0

I2S controller port 0.

i2s_port_t::I2S_NUM_1

= 1

I2S controller port 1.

i2s_port_t::I2S_NUM_AUTO

Select whichever port is available.

References

Code

Location

Scope

Referrer

typedef enum {

i2s_types.h:21

} i2s_port_t;

i2s_types.h:30

i2s_port_t i2s_host; //ADC uses this I2S DMA

adc_dma_legacy.c:124

adc_digi_context_t

adc_digi_context_t::i2s_host

i2s_port_t port_id = handle->controller->id;

i2s_common.c:767

i2s_init_dma_intr()

esp_err_t i2s_check_set_mclk(i2s_chan_handle_t handle, i2s_port_t id, int gpio_num, i2s_clock_src_t clk_src, bool is_invert)

i2s_common.c:900

i2s_check_set_mclk()

i2s_check_set_mclk()::id

i2s_port_t id = chan_cfg->id;

i2s_common.c:950

i2s_new_channel()

i2s_port_t id; /*!< I2S port id */

i2s_common.h:60

i2s_chan_config_t

i2s_chan_config_t::id

i2s_port_t id; /*!< I2S port id */

i2s_common.h:88

i2s_chan_info_t

i2s_chan_info_t::id

i2s_port_t i2s_num; /*!< I2S port number*/

i2s_legacy.c:135

i2s_obj_t

i2s_obj_t::i2s_num

static esp_err_t i2s_dma_intr_init(i2s_port_t i2s_num, int intr_flag)

i2s_legacy.c:344

i2s_dma_intr_init()

i2s_dma_intr_init()::i2s_num

static void i2s_tx_reset(i2s_port_t i2s_num)

i2s_legacy.c:396

i2s_tx_reset()

i2s_tx_reset()::i2s_num

static void i2s_rx_reset(i2s_port_t i2s_num)

i2s_legacy.c:414

i2s_rx_reset()

i2s_rx_reset()::i2s_num

static void i2s_tx_start(i2s_port_t i2s_num)

i2s_legacy.c:427

i2s_tx_start()

i2s_tx_start()::i2s_num

static void i2s_rx_start(i2s_port_t i2s_num)

i2s_legacy.c:439

i2s_rx_start()

i2s_rx_start()::i2s_num

static void i2s_tx_stop(i2s_port_t i2s_num)

i2s_legacy.c:451

i2s_tx_stop()

i2s_tx_stop()::i2s_num

static void i2s_rx_stop(i2s_port_t i2s_num)

i2s_legacy.c:463

i2s_rx_stop()

i2s_rx_stop()::i2s_num

esp_err_t i2s_start(i2s_port_t i2s_num)

i2s_legacy.c:475

i2s_start()

i2s_start()::i2s_num

esp_err_t i2s_stop(i2s_port_t i2s_num)

i2s_legacy.c:496

i2s_stop()

i2s_stop()::i2s_num

static inline uint32_t i2s_get_buf_size(i2s_port_t i2s_num)

i2s_legacy.c:519

i2s_get_buf_size()

i2s_get_buf_size()::i2s_num

static esp_err_t i2s_delete_dma_buffer(i2s_port_t i2s_num, i2s_dma_t *dma_obj)

i2s_legacy.c:559

i2s_delete_dma_buffer()

i2s_delete_dma_buffer()::i2s_num

static esp_err_t i2s_alloc_dma_buffer(i2s_port_t i2s_num, i2s_dma_t *dma_obj)

i2s_legacy.c:577

i2s_alloc_dma_buffer()

i2s_alloc_dma_buffer()::i2s_num

static esp_err_t i2s_realloc_dma_buffer(i2s_port_t i2s_num, i2s_dma_t *dma_obj)

i2s_legacy.c:623

i2s_realloc_dma_buffer()

i2s_realloc_dma_buffer()::i2s_num

static esp_err_t i2s_destroy_dma_object(i2s_port_t i2s_num, i2s_dma_t **dma)

i2s_legacy.c:635

i2s_destroy_dma_object()

i2s_destroy_dma_object()::i2s_num

static esp_err_t i2s_create_dma_object(i2s_port_t i2s_num, i2s_dma_t **dma)

i2s_legacy.c:665

i2s_create_dma_object()

i2s_create_dma_object()::i2s_num

static uint32_t i2s_config_source_clock(i2s_port_t i2s_num, bool use_apll, uint32_t mclk)

i2s_legacy.c:705

i2s_config_source_clock()

i2s_config_source_clock()::i2s_num

static esp_err_t i2s_calculate_clock(i2s_port_t i2s_num, i2s_hal_clock_info_t *clk_info)

i2s_legacy.c:855

i2s_calculate_clock()

i2s_calculate_clock()::i2s_num

esp_err_t i2s_adc_enable(i2s_port_t i2s_num)

i2s_legacy.c:969

i2s_adc_enable()

i2s_adc_enable()::i2s_num

esp_err_t i2s_adc_disable(i2s_port_t i2s_num)

i2s_legacy.c:982

i2s_adc_disable()

i2s_adc_disable()::i2s_num

static esp_err_t i2s_check_cfg_validity(i2s_port_t i2s_num, const i2s_config_t *cfg)

i2s_legacy.c:995

i2s_check_cfg_validity()

i2s_check_cfg_validity()::i2s_num

static void i2s_set_slot_legacy(i2s_port_t i2s_num)

i2s_legacy.c:1036

i2s_set_slot_legacy()

i2s_set_slot_legacy()::i2s_num

static void i2s_set_clock_legacy(i2s_port_t i2s_num)

i2s_legacy.c:1092

i2s_set_clock_legacy()

i2s_set_clock_legacy()::i2s_num

float i2s_get_clk(i2s_port_t i2s_num)

i2s_legacy.c:1107

i2s_get_clk()

i2s_get_clk()::i2s_num

esp_err_t i2s_set_clk(i2s_port_t i2s_num, uint32_t rate, uint32_t bits_cfg, i2s_channel_t ch)

i2s_legacy.c:1114

i2s_set_clk()

i2s_set_clk()::i2s_num

esp_err_t i2s_set_sample_rates(i2s_port_t i2s_num, uint32_t rate)

i2s_legacy.c:1206

i2s_set_sample_rates()

i2s_set_sample_rates()::i2s_num

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()::i2s_num

esp_err_t i2s_set_pdm_tx_up_sample(i2s_port_t i2s_num, const i2s_pdm_tx_upsample_cfg_t *upsample_cfg)

i2s_legacy.c:1270

i2s_set_pdm_tx_up_sample()

i2s_set_pdm_tx_up_sample()::i2s_num

static esp_err_t i2s_dma_object_init(i2s_port_t i2s_num)

i2s_legacy.c:1287

i2s_dma_object_init()

i2s_dma_object_init()::i2s_num

static void i2s_mode_identify(i2s_port_t i2s_num, const i2s_config_t *i2s_config)

i2s_legacy.c:1303

i2s_mode_identify()

i2s_mode_identify()::i2s_num

static esp_err_t i2s_config_transfer(i2s_port_t i2s_num, const i2s_config_t *i2s_config)

i2s_legacy.c:1339

i2s_config_transfer()

i2s_config_transfer()::i2s_num

static esp_err_t i2s_init_legacy(i2s_port_t i2s_num, int intr_alloc_flag)

i2s_legacy.c:1477

i2s_init_legacy()

i2s_init_legacy()::i2s_num

esp_err_t i2s_driver_uninstall(i2s_port_t i2s_num)

i2s_legacy.c:1554

i2s_driver_uninstall()

i2s_driver_uninstall()::i2s_num

esp_err_t i2s_driver_install(i2s_port_t i2s_num, const i2s_config_t *i2s_config, int queue_size, void *i2s_queue)

i2s_legacy.c:1641

i2s_driver_install()

i2s_driver_install()::i2s_num

esp_err_t i2s_write(i2s_port_t i2s_num, const void *src, size_t size, size_t *bytes_written, TickType_t ticks_to_wait)

i2s_legacy.c:1693

i2s_write()

i2s_write()::i2s_num

esp_err_t i2s_write_expand(i2s_port_t i2s_num, const void *src, size_t size, size_t src_bits, size_t aim_bits, size_t *bytes_written, TickType_t ticks_to_wait)

i2s_legacy.c:1736

i2s_write_expand()

i2s_write_expand()::i2s_num

esp_err_t i2s_read(i2s_port_t i2s_num, void *dest, size_t size, size_t *bytes_read, TickType_t ticks_to_wait)

i2s_legacy.c:1804

i2s_read()

i2s_read()::i2s_num

static esp_err_t i2s_check_set_mclk(i2s_port_t i2s_num, gpio_num_t gpio_num)

i2s_legacy.c:1866

i2s_check_set_mclk()

i2s_check_set_mclk()::i2s_num

esp_err_t i2s_zero_dma_buffer(i2s_port_t i2s_num)

i2s_legacy.c:1882

i2s_zero_dma_buffer()

i2s_zero_dma_buffer()::i2s_num

esp_err_t i2s_set_pin(i2s_port_t i2s_num, const i2s_pin_config_t *pin)

i2s_legacy.c:1910

i2s_set_pin()

i2s_set_pin()::i2s_num

i2s_port_t id; /*!< i2s port id */

i2s_private.h:134

i2s_controller_t

i2s_controller_t::id

esp_err_t i2s_check_set_mclk(i2s_chan_handle_t handle, i2s_port_t id, int gpio_num, i2s_clock_src_t clk_src, bool is_invert);

i2s_private.h:307

i2s_check_set_mclk()

i2s_check_set_mclk()::id

} i2s_port_t;

i2s_types.h:30

i2s_port_t

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Implementations

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Instances

Instance

Scope

Location

Project

adc_digi_context_t::i2s_host

i2s_dma_intr_init()::i2s_num

i2s_dma_intr_init()

i2s_legacy.c:344

i2s_tx_reset()::i2s_num

i2s_tx_reset()

i2s_legacy.c:396

i2s_rx_reset()::i2s_num

i2s_rx_reset()

i2s_legacy.c:414

i2s_tx_start()::i2s_num

i2s_tx_start()

i2s_legacy.c:427

i2s_rx_start()::i2s_num

i2s_rx_start()

i2s_legacy.c:439

i2s_tx_stop()::i2s_num

i2s_tx_stop()

i2s_legacy.c:451

i2s_rx_stop()::i2s_num

i2s_get_buf_size()::i2s_num

i2s_get_buf_size()

i2s_legacy.c:519

i2s_delete_dma_buffer()::i2s_num

i2s_delete_dma_buffer()

i2s_legacy.c:559

i2s_alloc_dma_buffer()::i2s_num

i2s_alloc_dma_buffer()

i2s_legacy.c:577

i2s_realloc_dma_buffer()::i2s_num

i2s_realloc_dma_buffer()

i2s_legacy.c:623

i2s_destroy_dma_object()::i2s_num

i2s_destroy_dma_object()

i2s_legacy.c:635

i2s_create_dma_object()::i2s_num

i2s_create_dma_object()

i2s_legacy.c:665

i2s_config_source_clock()::i2s_num

i2s_config_source_clock()

i2s_legacy.c:705

i2s_calculate_clock()::i2s_num

i2s_calculate_clock()

i2s_legacy.c:855

i2s_adc_enable()::i2s_num

i2s_adc_enable()

i2s_legacy.c:969

i2s_adc_disable()::i2s_num

i2s_adc_disable()

i2s_legacy.c:982

i2s_check_cfg_validity()::i2s_num

i2s_check_cfg_validity()

i2s_legacy.c:995

i2s_set_slot_legacy()::i2s_num

i2s_set_slot_legacy()

i2s_legacy.c:1036

i2s_set_clock_legacy()::i2s_num

i2s_set_clock_legacy()

i2s_legacy.c:1092

i2s_get_clk()::i2s_num

i2s_get_clk()

i2s_legacy.c:1107

i2s_set_clk()::i2s_num

i2s_set_clk()

i2s_legacy.c:1114

i2s_set_sample_rates()::i2s_num

i2s_set_sample_rates()

i2s_legacy.c:1206

i2s_set_pdm_rx_down_sample()::i2s_num

i2s_set_pdm_rx_down_sample()

i2s_legacy.c:1255

i2s_set_pdm_tx_up_sample()::i2s_num

i2s_set_pdm_tx_up_sample()

i2s_legacy.c:1270

i2s_dma_object_init()::i2s_num

i2s_dma_object_init()

i2s_legacy.c:1287

i2s_mode_identify()::i2s_num

i2s_mode_identify()

i2s_legacy.c:1303

i2s_config_transfer()::i2s_num

i2s_config_transfer()

i2s_legacy.c:1339

i2s_init_legacy()::i2s_num

i2s_init_legacy()

i2s_legacy.c:1477

i2s_driver_uninstall()::i2s_num

i2s_driver_uninstall()

i2s_legacy.c:1554

i2s_driver_install()::i2s_num

i2s_write_expand()::i2s_num

i2s_check_set_mclk()::i2s_num

i2s_check_set_mclk()

i2s_legacy.c:1866

i2s_zero_dma_buffer()::i2s_num

i2s_zero_dma_buffer()

i2s_legacy.c:1882

i2s_set_pin()::i2s_num

i2s_set_pin()

i2s_legacy.c:1910

i2s_check_set_mclk()::id

i2s_check_set_mclk()

i2s_common.c:900

i2s_chan_config_t::id

i2s_check_set_mclk()::id

i2s_check_set_mclk()

i2s_private.h:307

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