add NodeMCU example

README.md

@@ -16,7 +16,6 @@ but I successfully use it on ESP8266/ESP8255 boards in my projects.
 * [LED switch](examples/led-switch/led-switch.ino)
 * [MQTT with credentials](examples/mqtt-with-credentials/mqtt-with-credentials.ino)
 * [Multi-state button](examples/multi-state-button/multi-state-button.ino)
-* [RFID tag reader](examples/rfid-tag-reader/rfid-tag-reader.ino)
 * [Sensor (temperature, humidity, etc.)](examples/sensor/sensor.ino)
 * [NodeMCU Wi-Fi](examples/nodemcu/nodemcu.ino)
 

arduino-home-assistant.ino

@@ -1,42 +0,0 @@
-#include <Ethernet.h>
-
-#include "src/ArduinoHA.h"
-
-byte mac[] = {0xDE, 0xAD, 0xBE, 0xEF, 0xFE, 0xED};
-
-EthernetClient client;
-HADevice device("unique-id");
-HAMqtt mqtt("client-id", client, device);
-HATriggers triggers(mqtt);
-
-uint32_t lastTriggerAt = 0;
-
-void setup() {
-    Serial.begin(9600);
-    Ethernet.begin(mac);
-
-    Serial.println("Got IP");
-    Serial.println(Ethernet.localIP());
-
-    //device.setManufacturer("Arduino");
-    //device.setModel("Arduino Uno");
-    device.setName("My arduino");
-    device.setSoftwareVersion("1.0.0");
-
-    // triggers setup
-    triggers.add("press", "s1");
-    triggers.add("hold", "s1");
-
-    // switch setup
-
-    mqtt.begin(IPAddress(192,168,0,17));
-}
-
-void loop() {
-    mqtt.loop();
-
-    if ((millis() - lastTriggerAt) >= 3000) {
-        triggers.trigger("press", "s1");
-        lastTriggerAt = millis();
-    }
-}

examples/binary-sensor/binary-sensor.ino

@@ -11,6 +11,9 @@ bool lastInputState = false;
 EthernetClient client;
 HADevice device(mac, sizeof(mac));
 HAMqtt mqtt(client, device);
+
+// "input" may be anything you want to be displayed in HA panel
+// "door" is device class (based on the class HA displays different icons in the panel)
 HABinarySensor sensor("input", "door", false, mqtt);
 
 void setup() {

examples/led-switch/led-switch.ino

@@ -9,7 +9,7 @@ byte mac[] = {0x00, 0x10, 0xFA, 0x6E, 0x38, 0x4A};
 EthernetClient client;
 HADevice device(mac, sizeof(mac));
 HAMqtt mqtt(client, device);
-HASwitch led("led", false, mqtt);
+HASwitch led("led", false, mqtt); // you can use custom name in place of "led"
 
 void onSwitchStateChanged(bool state, HASwitch* s)
 {

examples/mqtt-with-credentials/mqtt-with-credentials.ino

@@ -11,7 +11,7 @@ byte mac[] = {0x00, 0x10, 0xFA, 0x6E, 0x38, 0x4A};
 EthernetClient client;
 HADevice device(mac, sizeof(mac));
 HAMqtt mqtt(client, device);
-HASwitch led("led", false, mqtt);
+HASwitch led("led", false, mqtt); // you can use custom name in place of "led"
 
 void onSwitchStateChanged(bool state, HASwitch* s)
 {

examples/nodemcu/nodemcu.ino

@@ -0,0 +1,49 @@
+#include <ESP8266WiFi.h>
+#include <ArduinoHA.h>
+
+#define LED_PIN         D0
+#define BROKER_ADDR     IPAddress(192,168,0,17)
+#define WIFI_SSID       "MyNetwork"
+#define WIFI_PASSWORD   "MyPassword"
+
+byte mac[6];
+WiFiClient client;
+HADevice device(mac, sizeof(mac));
+HAMqtt mqtt(client, device);
+HASwitch led("led", false, mqtt); // you can use custom name in place of "led"
+
+void onSwitchStateChanged(bool state, HASwitch* s)
+{
+    digitalWrite(LED_PIN, (state ? HIGH : LOW));
+}
+
+void setup() {
+    Serial.begin(9600);
+    Serial.println("Starting...");
+
+    WiFi.macAddress(mac);
+    pinMode(LED_PIN, OUTPUT);
+    digitalWrite(LED_PIN, LOW);
+
+    // connect to wifi
+    WiFi.begin(WIFI_SSID, WIFI_PASSWORD);
+    while (WiFi.status() != WL_CONNECTED) {
+        Serial.print(".");
+        delay(500); // waiting for the connection
+    }
+    Serial.println();
+    Serial.println("Connected to the network");
+
+    // set device's details (optional)
+    device.setName("NodeMCU");
+    device.setSoftwareVersion("1.0.0");
+
+    // handle switch state
+    led.onStateChanged(onSwitchStateChanged);
+
+    mqtt.begin(BROKER_ADDR);
+}
+
+void loop() {
+    mqtt.loop();
+}

examples/sensor/sensor.ino

@@ -22,7 +22,7 @@ HAMqtt mqtt(client, device);
  * - double
  * - float
  */
-HASensor<double> temp("temp", 0, mqtt);
+HASensor<double> temp("temp", 0, mqtt); // you can use custom name in place of "temp"
 
 void setup() {
     // you don't need to verify return status