先上代碼，歡迎伸手黨。
#include <WiFi.h> #include <ESPmDNS.h> #include <WebServer.h> #include <WiFiMulti.h> #include "esp_http_client.h" #include "esp_camera.h" #include <ArduinoJson.h> const char* AP_SSID = "ESP32_Config"; //熱點名稱 const char* AP_PASS = "12345678"; //密碼 #define ROOT_HTML "<!DOCTYPE html><html><head><title>WIFI Config by Mastwet</title><meta name=\"viewport\" content=\"width=device-width, initial-scale=1\"></head><style type=\"text/css\">.input{display: block; margin-top: 10px;}.input span{width: 100px; float: left; float: left; height: 36px; line-height: 36px;}.input input{height: 30px;width: 200px;}.btn{width: 120px; height: 35px; background-color: #000000; border:0px; color:#ffffff; margin-top:15px; margin-left:100px;}</style><body><form method=\"GET\" action=\"connect\"><label class=\"input\"><span>WiFi SSID</span><input type=\"text\" name=\"ssid\"></label><label class=\"input\"><span>WiFi PASS</span><input type=\"text\" name=\"pass\"></label><input class=\"btn\" type=\"submit\" name=\"submit\" value=\"Submie\"></form></body></html>" WebServer server(80); WiFiMulti wifiMulti; String ssid = ""; //WIFI名稱 String password = ""; //WIFI密碼 WiFiClient client;
void restCallback(TimerHandle_t xTimer ) { //長時間不訪問WIFI Config 將復位設備
resr_count_down --;
Serial.print("resr_count_down: ");
Serial.println(resr_count_down);
if (resr_count_down < 1) {
ESP.restart();
}
} void setup() { Serial.begin(115200); WiFi.mode(WIFI_AP);//配置為AP模式 boolean result = WiFi.softAP(AP_SSID, AP_PASS);//開啟WIFI熱點 if (result) { IPAddress myIP = WiFi.softAPIP(); //打印相關信息 Serial.println(""); Serial.print("Soft-AP IP address = "); Serial.println(myIP); Serial.println(String("MAC address = ") + WiFi.softAPmacAddress().c_str()); Serial.println("waiting ..."); xTimer_rest = xTimerCreate("xTimer_rest", 1000 / portTICK_PERIOD_MS, pdTRUE, ( void * ) 0, restCallback); xTimerStart( xTimer_rest, 0 ); //開啟定時器 } else { //開啟熱點失敗 Serial.println("WiFiAP Failed"); delay(3000); ESP.restart(); //復位esp32 } if (MDNS.begin("esp32")) { Serial.println("MDNS responder started"); } //首頁 server.on("/", []() { server.send(200, "text/html", ROOT_HTML); }); //連接 server.on("/connect", []() { server.send(200, "text/html", "<html><body><h1>successd,conning...</h1></body></html>"); WiFi.softAPdisconnect(true); //獲取輸入的WIFI賬戶和密碼 String ssid = server.arg("ssid"); String pass = server.arg("pass"); Serial.println("WiFi Connect SSID:" + ssid + " PASS:" + pass); can_connect = true; //設置為STA模式並連接WIFI WiFi.mode(WIFI_STA); WiFi.begin(ssid.c_str(), pass.c_str()); resr_count_down = 120; xTimerStop(xTimer_rest, 0); uint8_t Connect_time = 0; //用於連接計時，如果長時間連接不成功，復位設備 while (WiFi.status() != WL_CONNECTED) { //等待WIFI連接成功 delay(500); Serial.print("."); Connect_time ++; if (Connect_time > 80) { //長時間連接不上，復位設備 Serial.println("Connection timeout, check input is correct or try again later!"); delay(3000); ESP.restart(); } } }); server.begin(); while(!can_connect){ server.handleClient(); } }
void loop(){
}
上電連接wifi，然后自動連接。
代碼有些地方不是我寫的，但忘了是誰。請看到並知道原作者的補充一下。