NodeMCU v2/v3

// Elementic starter sketch
// Device: NodeMCU v2/v3
// Device Excel ID: 20
// Controller: ESP8266 (ESP-12E)

void setup()
{
    Serial.begin(115200);
    delay(500);

    Serial.println("Elementic device booting...");
    Serial.println("Device: NodeMCU v2/v3");
    Serial.println("Excel ID: 20");
}

void loop()
{
    // 1. Configure your Elementic pins here.
    // 2. Add your connectivity setup.
    // 3. Publish or react to device state changes.

    delay(1000);
}