67 lines
1.5 KiB
Arduino
67 lines
1.5 KiB
Arduino
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#include <ESP8266WiFi.h>
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#include <PubSubClient.h>
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// Configurations WiFi et MQTT
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const char* ssid = "Redmi Note 13 Pro 5G";
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const char* password = "1234567890";
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const char* mqtt_server = "192.168.127.208";
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const char* mqtt_topic = "bouton/etat";
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// Déclaration des broches
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#define BUTTON_PIN D8
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WiFiClient espClient;
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PubSubClient client(espClient);
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void setup_wifi() {
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delay(10);
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Serial.println();
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Serial.print("Connexion au WiFi...");
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WiFi.begin(ssid, password);
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while (WiFi.status() != WL_CONNECTED) {
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delay(500);
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Serial.print(".");
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}
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Serial.println("");
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Serial.println("WiFi connecté");
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Serial.print("Adresse IP: ");
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Serial.println(WiFi.localIP());
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}
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void reconnect() {
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while (!client.connected()) {
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Serial.print("Connexion au broker MQTT...");
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if (client.connect("ESP8266Client")) {
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Serial.println("connecté");
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} else {
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Serial.print("échec, rc=");
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Serial.print(client.state());
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Serial.println("; nouvelle tentative dans 5 secondes");
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delay(5000);
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}
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}
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}
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void setup() {
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Serial.begin(115200);
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pinMode(BUTTON_PIN, INPUT_PULLUP);
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setup_wifi();
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client.setServer(mqtt_server, 1883);
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}
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void loop() {
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if (!client.connected()) {
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reconnect();
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}
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client.loop();
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// Vérifier si le bouton est pressé
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if (digitalRead(BUTTON_PIN) == HIGH) {
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Serial.println("Bouton pressé, envoi du message...");
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client.publish(mqtt_topic, "Bouton presse");
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delay(200); // Anti-rebond pour éviter les publications multiples
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}
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}
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