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Mikkeli Matlock
2026-02-15 02:48:59 +09:00
commit 19db125619
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components/app_bsp/esp_wifi_bsp.c Normal file
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#include <stdio.h>
#include "esp_wifi_bsp.h"
#include "esp_wifi.h"
#include "esp_event.h"
#include "nvs_flash.h"
#include "esp_log.h"
#include "string.h"
EventGroupHandle_t wifi_even_ = NULL;
esp_bsp_t user_esp_bsp;
static esp_netif_t *net = NULL;
static void event_handler(void *arg, esp_event_base_t event_base, int32_t event_id, void *event_data);
static void example_scan_wifi_task(void *arg);
void espwifi_init(void)
{
memset(&user_esp_bsp,0,sizeof(esp_bsp_t));
wifi_even_ = xEventGroupCreate();
nvs_flash_init(); // Initialize default NVS storage
esp_netif_init(); // Initialize TCP/IP stack
esp_event_loop_create_default(); // Create default event loop
net = esp_netif_create_default_wifi_sta(); // Add TCP/IP stack to the default event loop
wifi_init_config_t cfg = WIFI_INIT_CONFIG_DEFAULT(); // Default configuration
esp_wifi_init(&cfg); // Initialize WiFi
esp_event_handler_instance_t Instance_WIFI_IP;
esp_event_handler_instance_register(WIFI_EVENT, ESP_EVENT_ANY_ID, &event_handler, NULL, &Instance_WIFI_IP);
esp_event_handler_instance_register(IP_EVENT, IP_EVENT_STA_GOT_IP, &event_handler, NULL, &Instance_WIFI_IP);
wifi_config_t wifi_config = {
.sta = {
.ssid = "PDCN",
.password = "1234567890",
},
};
esp_wifi_set_mode(WIFI_MODE_STA); // Set mode to STA
esp_wifi_set_config(WIFI_IF_STA, &wifi_config); // Configure WiFi
esp_wifi_start(); // Start WiFi
xTaskCreatePinnedToCore(example_scan_wifi_task, "example_scan_wifi_task", 3000, NULL, 2, NULL,0);
}
static void event_handler(void *arg, esp_event_base_t event_base, int32_t event_id, void *event_data)
{
if (event_id == WIFI_EVENT_STA_START)
{
xEventGroupSetBits(wifi_even_,0x01);
}
else if (event_id == IP_EVENT_STA_GOT_IP)
{
ip_event_got_ip_t *event = (ip_event_got_ip_t *)event_data;
char ip[25];
uint32_t pxip = event->ip_info.ip.addr;
sprintf(ip, "%d.%d.%d.%d", (uint8_t)(pxip), (uint8_t)(pxip >> 8), (uint8_t)(pxip >> 16), (uint8_t)(pxip >> 24));
ESP_LOGI("wifiSta","%s",ip);
}
else if(event_id == WIFI_EVENT_STA_DISCONNECTED)
{
ESP_LOGD("wifiSta","Disconnected");
}
}
void espwifi_deinit(void)
{
esp_wifi_stop();
esp_wifi_deinit();
esp_netif_destroy_default_wifi(net);
esp_event_loop_delete_default();
//esp_netif_deinit();
//nvs_flash_deinit();
}
static void example_scan_wifi_task(void *arg)
{
uint16_t rec = 0;
EventBits_t even = xEventGroupWaitBits(wifi_even_,0x01,pdTRUE,pdTRUE,pdMS_TO_TICKS(15000));
if( even & 0x01 ) {
ESP_ERROR_CHECK_WITHOUT_ABORT(esp_wifi_scan_start(NULL,true));
ESP_ERROR_CHECK_WITHOUT_ABORT(esp_wifi_scan_get_ap_num(&rec));
ESP_ERROR_CHECK_WITHOUT_ABORT(esp_wifi_clear_ap_list());
}
user_esp_bsp.apNum = rec;
xEventGroupSetBits(wifi_even_,0x02);
vTaskDelete(NULL);
}