coconomask_demo.ino

#include <WiFi.h>
#include <WiFiClient.h>
#include <WiFiAP.h>

#define LED_BUILTIN 2

WiFiServer server(80);

const IPAddress ip(192, 168, 10, 1);
const IPAddress subnet(255, 255, 255, 0);

void chikachika() {
  delay(25);
  digitalWrite(LED_BUILTIN, LOW);
  delay(25);
  digitalWrite(LED_BUILTIN, HIGH);
  delay(25);
  digitalWrite(LED_BUILTIN, LOW);
  delay(25);
  delay(25);
  digitalWrite(LED_BUILTIN, LOW);
  delay(25);
  digitalWrite(LED_BUILTIN, HIGH);
  delay(25);
  digitalWrite(LED_BUILTIN, LOW);
  delay(25);
  delay(25);
  digitalWrite(LED_BUILTIN, LOW);
  delay(25);
  digitalWrite(LED_BUILTIN, HIGH);
  delay(25);
  digitalWrite(LED_BUILTIN, LOW);
  delay(25);
  digitalWrite(LED_BUILTIN, HIGH);
}

void setup() {
  pinMode(LED_BUILTIN, OUTPUT);
  pinMode(22, OUTPUT);
  pinMode(23, OUTPUT);

  Serial.begin(115200);
  Serial.println("Configuring access point...");

  WiFi.softAP("COCONOMASK_demo");
  delay(100);                         // 追記：このdelayを入れないと失敗する場合がある
  WiFi.softAPConfig(ip, ip, subnet);  // IPアドレス、ゲートウェイ、サブネットマスクの設定
  IPAddress myIP = WiFi.softAPIP();
  Serial.print("AP IP address: ");
  Serial.println(myIP);
  server.begin();
  Serial.println("Server started");
}

void loop() {
  WiFiClient client = server.available();  // listen for incoming clients
  if (client) {                            // if you get a client,
    Serial.println("New Client.");         // print a message out the serial port
    String currentLine = "";               // make a String to hold incoming data from the client
    while (client.connected()) {           // loop while the client's connected
      if (client.available()) {            // if there's bytes to read from the client,
        char c = client.read();            // read a byte, then
        Serial.write(c);                   // print it out the serial monitor
        if (c == '\n') {                   // if the byte is a newline character
          // if the current line is blank, you got two newline characters in a row.
          // that's the end of the client HTTP request, so send a response:
          if (currentLine.length() == 0) {
            // HTTP headers always start with a response code (e.g. HTTP/1.1 200 OK)
            // and a content-type so the client knows what's coming, then a blank line:
            client.println("HTTP/1.1 200 OK");
            client.println("Content-type:text/html");
            client.println();
            // the content of the HTTP response follows the header:
            client.print("<style>p{text-align:center;margin:5rem;font-size:5rem;}</style><p><a href=\"/L\">OPEN</a></p><p><a href=\"/H\">CLOSE</a></p>");
            // The HTTP response ends with another blank line:
            client.println();
            break;
          } else {  // if you got a newline, then clear currentLine:
            currentLine = "";
          }
        } else if (c != '\r') {  // if you got anything else but a carriage return character,
          currentLine += c;      // add it to the end of the currentLine
        }

        // Check to see if the client request was "GET /H" or "GET /L":
        if (currentLine.endsWith("GET /H")) {
          digitalWrite(LED_BUILTIN, HIGH);
          digitalWrite(22, HIGH);
          digitalWrite(23, LOW);
          chikachika();
          delay(500);
          digitalWrite(22, LOW);
        }
        if (currentLine.endsWith("GET /L")) {
          digitalWrite(LED_BUILTIN, HIGH);
          digitalWrite(23, HIGH);
          digitalWrite(22, LOW);
          chikachika();
          delay(500);
          digitalWrite(23, LOW);
        }
      }
    }
    // close the connection:
    client.stop();
    Serial.println("Client Disconnected.");
  }
}