手机直接连接esp8266辐射的WIFI,通信。
#include <ESP8266WiFi.h> const char *ssid = "Charlie Testing AP"; const char *password = "12345678"; WiFiServer server(80); void setup() { Serial.begin(115200); Serial.println(); Serial.print("Setting soft-AP ... "); IPAddress softLocal(192,168,128,1); IPAddress softGateway(192,168,128,1); IPAddress softSubnet(255,255,255,0); WiFi.softAPConfig(softLocal, softGateway, softSubnet); WiFi.softAP(ssid, password); IPAddress myIP = WiFi.softAPIP(); Serial.print("AP IP address: "); Serial.println(myIP); server.begin(); Serial.printf("Web server started, open %s in a web browser\n", WiFi.localIP().toString().c_str()); } void loop() { WiFiClient client = server.available(); if (client) { Serial.println("\n[Client connected]"); while (client.connected()) { // read line by line what the client (web browser) is requesting if (client.available()) { String line = client.readStringUntil(‘\r‘); Serial.print(line); // wait for end of client‘s request, that is marked with an empty line if (line.length() == 1 && line[0] == ‘\n‘) { client.println(preparehtmlPage()); break; } } } delay(1); // give the web browser time to receive the data // close the connection: client.stop(); Serial.println("[Client disonnected]"); } } // prepare a web page to be send to a client (web browser) String prepareHtmlPage() { String htmlPage = String("HTTP/1.1 200 OK\r\n") + "Content-Type: text/html\r\n" + "Connection: close\r\n" + // the connection will be closed after completion of the response "Refresh: 5\r\n" + // refresh the page automatically every 5 sec "\r\n" + "<!DOCTYPE HTML>" + "<html>" + "Analog input: " + String(analogRead(A0)) + "</html>" + "\r\n"; return htmlPage;<br>}