esp_bredr_tx_power_set() function

Set BR/EDR TX power BR/EDR power control will use the power within the range of minimum value and maximum value. The power level will affect the global BR/EDR TX power for operations such as inquiry, page, and connection.

Syntax

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Summary

Declaration

Definition

from esp_bt.h:646

esp_err_t esp_bredr_tx_power_set(esp_power_level_t min_power_level, esp_power_level_t max_power_level);

Implemented in bt.c:1924

Arguments

Argument

Description

min_power_level

The minimum power level. The default value is `ESP_PWR_LVL_N0`.

max_power_level

The maximum power level. The default value is `ESP_PWR_LVL_P3`.

Return value

- ESP_OK: Success - ESP_ERR_INVALID_ARG: Invalid argument - ESP_ERR_INVALID_STATE: Invalid Bluetooth Controller state

Notes

1. Please call this function after `esp_bt_controller_enable()` and before any functions that cause RF transmission, such as performing discovery, profile initialization, and so on. 2. For BR/EDR to use the new TX power for inquiry, call this function before starting an inquiry. If BR/EDR is already inquiring, restart the inquiry after calling this function.

Examples

References

from examples

esp_bredr_tx_power_set() function

Syntax

Arguments

Return value

Notes

Examples

References

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