#include <ESP8266WiFi.h>
#include <WiFiClient.h>
#include <ESP8266WebServer.h>
#include <ESP8266mDNS.h>
#ifndef STASSID
#define STASSID "qwer"
#define STAPSK "asdfghjkl"
#endif
const char* ssid = STASSID;
const char* password = STAPSK;
ESP8266WebServer server(80);
bool LED_Flag = false;
String str =
"<!DOCTYPE html><html><head><meta charset=\"UTF-8\"><meta name=\"viewport\"content=\"width=device-width, initial-scale=1.0\"><meta http-equiv=\"X-UA-Compatible\"content=\"ie=edge\"><title>不知名up的ESP8266网页配网</title></head><body><form name=\"my\">WiFi名称：<input type=\"text\"name=\"s\"placeholder=\"请输入您WiFi的名称\"id=\"aa\"><br>WiFi密码：<input type=\"text\"name=\"p\"placeholder=\"请输入您WiFi的密码\"id=\"bb\"><br><input type=\"button\"value=\"连接\"onclick=\"wifi()\"></form><script language=\"javascript\">function wifi(){var ssid=my.s.value;var password=bb.value;var xmlhttp=new XMLHttpRequest();xmlhttp.open(\"GET\",\"/HandleVal?ssid=\"+ssid+\"&password=\"+password,true);xmlhttp.send()}</script></body></html>";
/*****************************************************
函数名称：handleRoot()
函数说明：客户端请求回调函数
参数说明：无
******************************************************/
void handleRoot() {
server.send(200, "text/html", str);
}
/*****************************************************
函数名称：HandleVal()
函数说明：对客户端请求返回值处理
参数说明：无
******************************************************/
void HandleVal()
{
String wifis = server.arg("ssid"); //从JavaScript发送的数据中找ssid的值
String wifip = server.arg("password"); //从JavaScript发送的数据中找password的值
Serial.println(wifis); Serial.println(wifip);
WiFi.begin(wifis, wifip);
}
/*****************************************************
函数名称：handleNotFound()
函数说明：响应失败函数
参数说明：无
******************************************************/
void handleNotFound() {
digitalWrite(LED_BUILTIN, 0);
String message = "File Not Found\n\n";
message += "URI: ";
message += server.uri();
message += "\nMethod: ";
message += (server.method() == HTTP_GET) ? "GET" : "POST";
message += "\nArguments: ";
message += server.args();
message += "\n";
for (uint8_t i = 0; i < server.args(); i++) {
message += " " + server.argName(i) + ": " + server.arg(i) + "\n";
}
server.send(404, "text/plain", message);
digitalWrite(LED_BUILTIN, 1);
}
/*****************************************************
函数名称：autoConfig()
函数说明：自动连接WiFi函数
参数说明：无
返回值说明:true：连接成功 false：连接失败
******************************************************/
bool autoConfig()
{
WiFi.mode(WIFI_STA);
WiFi.begin();
Serial.print("AutoConfig Waiting......");
for (int i = 0; i < 20; i++)
{
if (WiFi.status() == WL_CONNECTED)
{
Serial.println("AutoConfig Success");
Serial.printf("SSID:%s\r\n", WiFi.SSID().c_str());
Serial.printf("PSW:%s\r\n", WiFi.psk().c_str());
WiFi.printDiag(Serial);
return true;
//break;
}
else
{
Serial.print(".");
LED_Flag = !LED_Flag;
if (LED_Flag)
digitalWrite(LED_BUILTIN, HIGH);
else
digitalWrite(LED_BUILTIN, LOW);
delay(500);
}
}
Serial.println("AutoConfig Faild!" );
return false;
//WiFi.printDiag(Serial);
}
/*****************************************************
函数名称：htmlConfig()
函数说明：web配置WiFi函数
参数说明：无
******************************************************/
void htmlConfig()
{
WiFi.mode(WIFI_AP_STA);//设置模式为AP+STA
digitalWrite(LED_BUILTIN, LOW);
WiFi.softAP(ssid, password);
Serial.println("AP设置完成");
IPAddress myIP = WiFi.softAPIP();
Serial.print("AP IP address: ");
Serial.println(myIP);
if (MDNS.begin("esp8266")) {
Serial.println("MDNS responder started");
}
server.on("/", handleRoot);
server.on("/HandleVal", HTTP_GET, HandleVal);
server.onNotFound(handleNotFound);//请求失败回调函数
server.begin();//开启服务器
Serial.println("HTTP server started");
while (1)
{
server.handleClient();
MDNS.update();
if (WiFi.status() == WL_CONNECTED)
{
Serial.println("HtmlConfig Success");
Serial.printf("SSID:%s\r\n", WiFi.SSID().c_str());
Serial.printf("PSW:%s\r\n", WiFi.psk().c_str());
Serial.println("HTML连接成功");
break;
}
}
}
void setup(void) {
pinMode(LED_BUILTIN, OUTPUT);
digitalWrite(LED_BUILTIN, HIGH);
Serial.begin(115200);
bool wifiConfig = autoConfig();
if (wifiConfig == false)
htmlConfig();//HTML配网
}
void loop(void) {
digitalWrite(LED_BUILTIN, HIGH);
delay(100);
digitalWrite(LED_BUILTIN, LOW);
delay(100);
}
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