Initial commit

espbutton/espbutton.ino

@@ -0,0 +1,69 @@
+#include <ESP8266WiFi.h>
+#include <WiFiClient.h>
+#include <PubSubClient.h>
+
+#define ssid "myssid"
+#define password "mypass"
+#define mqtt_server "example.com"
+#define mqtt_port 1883
+#define mqtt_user "user"
+#define mqtt_password "passwd"
+#define topic "sensor/sleeping"
+#define topic_content "toggle"
+
+WiFiClient espClient;
+PubSubClient client(espClient);
+
+void setup(void)
+{
+  Serial.begin(115200);
+
+  // Connect to WiFi network
+  WiFi.begin(ssid, password);
+  Serial.println("");
+
+  // Wait for connection
+  while (WiFi.status() != WL_CONNECTED) {
+    delay(500);
+    Serial.print(".");
+  }
+  Serial.println("");
+  Serial.print("Connected to ");
+  Serial.println(ssid);
+  Serial.print("IP address: ");
+  Serial.println(WiFi.localIP());
+
+  client.setServer(mqtt_server, mqtt_port);
+}
+
+void reconnect() {
+  // Loop until we're reconnected
+  while (!client.connected()) {
+    Serial.print("Attempting MQTT connection...");
+    // Attempt to connect
+    if (client.connect("ESP8266ButtonClient", mqtt_user, mqtt_password)) {
+      Serial.println("connected");
+    } else {
+      Serial.print("failed, rc=");
+      Serial.print(client.state());
+      Serial.println(" try again in 5 seconds");
+      // Wait 5 seconds before retrying
+      delay(5000);
+    }
+  }
+}
+
+void loop(void)
+{
+  if (!client.connected()) {
+    reconnect();
+  }
+  client.loop();
+  client.publish(topic, topic_content, true);
+  client.disconnect();
+  Serial.println("Done with client");
+  
+  // Sleep basically forever
+  ESP.deepSleep(999999999*999999999U, WAKE_NO_RFCAL);
+}
+