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SourceVuESP-IDF Framework and ExamplesESP-IDFesp_bt_hid_host_init()

esp_bt_hid_host_init() function

This function initializes HID host. This function should be called after esp_bluedroid_enable() and esp_bluedroid_init()/esp_bluedroid_init_with_cfg() success, and should be called after esp_bt_hid_host_register_callback(). When the operation is complete the callback function will be called with ESP_HIDH_INIT_EVT.

Syntax

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Summary

Declaration

from esp_hidh_api.h:329

esp_err_t esp_bt_hid_host_init(void);

Return value

- ESP_OK: success - other: failed

References

Code

Location

Referrer

esp_err_t esp_bt_hid_host_init(void)

esp_hidh_api.c:30

esp_err_t esp_bt_hid_host_init(void);

esp_hidh_api.h:329

esp_bt_hid_host_init(),

esp_bt_hidh_init()

Call Tree

esp_bt_hid_host_init() is called by 1 function and calls 2 functions:

esp_bt_hidh_init()

esp_bt_hid_host_init()

esp_bluedroid_get_status()

btc_transfer_context()

Data Use

esp_bt_hid_host_init() reads 5 variables and writes 3 variables:

esp_bluedroid_status_t::ESP_BLUEDROID_STATUS_ENABLED

bt_status_t::BT_STATUS_SUCCESS

btc_sig_t::BTC_SIG_API_CALL

btc_pid_t::BTC_PID_HH

BTC_HH_EVT::BTC_HH_INIT_EVT

esp_bt_hid_host_init()

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