esp_wifi_sta_itwt_send_probe_req() function
Send probe to update TSF time @attention In bad network, timeout_ms is variable with the network
Arguments
timeout_ms
The estimated time includes sending probe request and receiving probe response, unit: ms.
Return value
- ESP_OK: succeed - ESP_ERR_WIFI_NOT_INIT: WiFi is not initialized by esp_wifi_init - ESP_ERR_WIFI_NOT_STARTED: WiFi is not started by esp_wifi_start - ESP_ERR_WIFI_CONN: WiFi internal error, station or soft-AP control block wrong - ESP_ERR_WIFI_NOT_ASSOC: WiFi is not associated