esp_idf_sys

Function esp_wifi_set_protocol

Source 
pub unsafe extern "C" fn esp_wifi_set_protocol(
    ifx: wifi_interface_t,
    protocol_bitmap: u8,
) -> esp_err_t
Expand description

@brief Set protocol type of specified interface The default protocol is (WIFI_PROTOCOL_11B|WIFI_PROTOCOL_11G|WIFI_PROTOCOL_11N). if CONFIG_SOC_WIFI_HE_SUPPORT and band is 2.4G, the default protocol is (WIFI_PROTOCOL_11B|WIFI_PROTOCOL_11G|WIFI_PROTOCOL_11N|WIFI_PROTOCOL_11AX). if CONFIG_SOC_WIFI_HE_SUPPORT and band is 5G, the default protocol is (WIFI_PROTOCOL_11A|WIFI_PROTOCOL_11N|WIFI_PROTOCOL_11AC|WIFI_PROTOCOL_11AX).

@attention 2.4G: Support 802.11b or 802.11bg or 802.11bgn or 802.11bgnax or LR mode 5G: Support 802.11a or 802.11an or 802.11anac or 802.11anacax

@param ifx interfaces @param protocol_bitmap WiFi protocol bitmap

@return

  • ESP_OK: succeed
  • ESP_ERR_WIFI_NOT_INIT: WiFi is not initialized by esp_wifi_init
  • ESP_ERR_WIFI_IF: invalid interface
  • others: refer to error codes in esp_err.h