ESP8266 创建热点并网页端配置参数

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ESP8266 创建热点并网页端配置参数

2025-09-05

嵌入式

ESP8266

具体功能#

ESP8266 开发板创建一个 Wifi 热点
任意终端连接该热点并访问 http://192.168.4.1 即可访问网页
在网页中通过表单提交需要配置的参数

完整代码#

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/* Create a WiFi access point and provide a web server on it. */
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/* Just a little test message.  Go to http://192.168.4.1 in a web browser
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   connected to this access point to see it.
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*/
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#include <ESP8266WiFi.h>
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#include <ESP8266WebServer.h>
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#define APSSID "ESPap"
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#define APPSK  "thereisnospoon"
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/* Set these to your desired credentials. */
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const char *ssid = APSSID;
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const char *password = APPSK;
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ESP8266WebServer server(80);
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const String postForms = "<html>\
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  <head>\
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    <title>ESP8266 Web Server POST handling</title>\
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    <style>\
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      body { font-family: Arial, Helvetica, Sans-Serif; }\
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    </style>\
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  </head>\
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  <body>\
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    <h2>Configuration</h2><br>\
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    <form method=\"post\" enctype=\"application/x-www-form-urlencoded\" action=\"/save_parameters/\">\
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      <span>Wifi client SSID</span><br>\
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      <input type=\"text\" name=\"ssid\" value=\"ssid\"><br>\
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      <span>Wifi client password</span><br>\
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      <input type=\"text\" name=\"passowrd\" value=\"password\"><br>\
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      <input type=\"submit\" value=\"Save parameters\">\
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    </form>\
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  </body>\
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</html>";
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void handleRoot() {
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  server.send(200, "text/html", postForms);
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}
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void handleSaveParameters() {
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  if (server.method() != HTTP_POST) {
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    return;
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  }
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  String message = "POST form was:\n";
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  for (uint8_t i = 0; i < server.args(); i++) {
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    message += " " + server.argName(i) + ": " + server.arg(i) + "\n";
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  }
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  server.send(200, "text/plain", message);
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}
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void setup() {
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  delay(1000);
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  Serial.begin(115200);
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  // Serial.println();
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  Serial.println("Configuring access point...");
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  /* You can remove the password parameter if you want the AP to be open. */
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  WiFi.softAP(ssid, password);
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  IPAddress myIP = WiFi.softAPIP();
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  Serial.print("AP IP address: ");
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  Serial.println(myIP);
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  server.on("/", handleRoot);
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  server.on("/save_parameters/", handleSaveParameters);
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  server.begin();
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  Serial.println("HTTP server started");
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}
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void loop() {
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  server.handleClient();
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}