mirror of
https://github.com/espressif/ESP8266_RTOS_SDK.git
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59 lines
1.7 KiB
C
59 lines
1.7 KiB
C
/* Power save Example
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This example code is in the Public Domain (or CC0 licensed, at your option.)
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Unless required by applicable law or agreed to in writing, this
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software is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
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CONDITIONS OF ANY KIND, either express or implied.
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*/
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/*
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this example shows how to use power save mode
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set a router or a AP using the same SSID&PASSWORD as configuration of this example.
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start esp8266 and when it connected to AP it will enter power save mode
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*/
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#include <string.h>
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#include "freertos/FreeRTOS.h"
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#include "freertos/task.h"
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#include "esp_system.h"
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#include "esp_log.h"
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#include "esp_netif.h"
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#include "esp_event.h"
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#include "esp_wifi.h"
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#include "esp_sleep.h"
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#include "protocol_examples_common.h"
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#include "nvs.h"
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#include "nvs_flash.h"
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#if CONFIG_EXAMPLE_POWER_SAVE_MIN_MODEM
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#define DEFAULT_PS_MODE WIFI_PS_MIN_MODEM
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#elif CONFIG_EXAMPLE_POWER_SAVE_MAX_MODEM
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#define DEFAULT_PS_MODE WIFI_PS_MAX_MODEM
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#elif CONFIG_EXAMPLE_POWER_SAVE_NONE
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#define DEFAULT_PS_MODE WIFI_PS_NONE
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#else
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#define DEFAULT_PS_MODE WIFI_PS_NONE
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#endif /*CONFIG_POWER_SAVE_MODEM*/
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void app_main(void)
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{
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ESP_ERROR_CHECK(nvs_flash_init());
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ESP_ERROR_CHECK(esp_netif_init());
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ESP_ERROR_CHECK(esp_event_loop_create_default());
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ESP_ERROR_CHECK(example_connect());
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esp_wifi_set_ps(DEFAULT_PS_MODE);
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#if CONFIG_PM_ENABLE
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// Configure dynamic frequency scaling:
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// maximum and minimum frequencies are set in sdkconfig,
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// automatic light sleep is enabled if tickless idle support is enabled.
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esp_pm_config_esp8266_t pm_config = {
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.light_sleep_enable = true
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};
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ESP_ERROR_CHECK( esp_pm_configure(&pm_config) );
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#endif // CONFIG_PM_ENABLE
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}
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