Live Firebase Monitoring
ESP32 Smart Home Dashboard
Full home automation & safety system — DHT22 sensor, door IR detection, servo lock, fan & light control, and LPG gas safety monitoring. All live from Firebase Realtime Database.
Realtime sync enabled
Home automation
Safety monitoring
Connection
--
Connecting...
Waiting for the first reading...
Temperature
🌡️
-- °C
Threshold: 27.0 °C
Humidity
💧
-- %
Live DHT22 sensor reading
Fan Speed
🌀
--
Based on Firebase /home/fan
System Status
📡
--
Waiting for sensor feed
🏠 Home Automation & Safety
Door System
🚪
🚪
Servo: 0° (Locked)
Auto-locking in 5s...
Writes 1 to /home/door → ESP32 opens servo 120° for 5s
IR Person Sensor
👁️
🧍
--
Waiting for IR data...
Buzzer (IR LOW → Titanic melody)
--
LPG Gas Sensor (MQ5)
🔥
-- raw
Threshold: 800 (analog raw)
Light Control
💡
💡
--
Writes to /home/led
Fan Control (0–100%)
🌀
--
Writes 0–100 to /home/fan
0%0%100%
Firebase DB Paths
🗂️
/sensor/temp → Temperature (°C)
/sensor/hum → Humidity (%)
/sensor/ir → IR sensor (0/1)
/sensor/gas → Gas raw value
/home/led → Light (0/1)
/home/fan → Fan speed (0–100)
/home/door → Door trigger (0/1)
Project: dht22iot-5b3fd
Live Sensor Trend
Recent temperature and humidity values from /sensor/temp & /sensor/hum.
Temperature
Humidity
System Details
Quick summary of device logic and live states.
Sensor Path/sensor
Control Path/home
Fan Speed--
Temp RuleGas > 800 → Buzzer alert
Humidity State--
Temperature State--
Door State--
Gas Level--
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Latest Reading Snapshot
Most recent sensor values and operating state.
| Metric | Value | State | Meaning |
|---|---|---|---|
| Temperature | -- | -- | /sensor/temp — DHT22 |
| Humidity | -- | -- | /sensor/hum — DHT22 |
| Fan Speed | -- | -- | /home/fan — 0 to 100 |
| System Status | -- | -- | Overall ESP32 state |
| Door | -- | -- | /home/door — servo control |
| LPG Gas | -- | -- | /sensor/gas — MQ5 raw ADC |
| Light | -- | -- | /home/led — 0 or 1 |
| IR Sensor | -- | -- | /sensor/ir — 0=detected,1=clear |