esp_wifi_set_bandwidths() function

Set the bandwidth of specified interface and specified band @attention 1. WIFI_BW_HT40 is supported only when the interface support 11N @attention 2. When the interface supports 11AX/11AC, it only supports setting WIFI_BW_HT20. @attention 3. When the WiFi band mode is set to 2.4G only, it will not set 5G bandwidth @attention 4. When the WiFi band mode is set to 5G only, it will not set 2.4G bandwidth

Syntax

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Declaration

from esp_wifi.h:1770

esp_err_t esp_wifi_set_bandwidths(wifi_interface_t ifx, wifi_bandwidths_t* bw);

Arguments

Argument

Description

ifx

interface to be configured

WiFi bandwidths include 2.4G bandwidth and 5G bandwidth

Return value

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

Examples

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

References

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esp_wifi_set_bandwidths() function

Syntax

Arguments

Return value

Examples

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