esp_now_register_send_cb() function

Syntax

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Summary

Declaration

esp_err_t esp_now_register_send_cb(esp_now_send_cb_t cb);

Argument

Description

callback function of sending ESPNOW data

- ESP_OK : succeed - ESP_ERR_ESPNOW_NOT_INIT : ESPNOW is not initialized - ESP_ERR_ESPNOW_INTERNAL : internal error

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

from examples