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import time import requests import json

Firebase Configuration

FIREBASE_HOST = "smart-home-f5995-default-rtdb.firebaseio.com" FIREBASE_AUTH = "AxKFBFQR4F4294UvzSy1Am34dR3oN8R9JsSlDkX" FIREBASE_URL = f"https://{FIREBASE_HOST}/Variable/Value.json?auth={FIREBASE_AUTH}"

WiFi Configuration (for reference - Python handles network differently)

WIFI_SSID = "0opsyProxy :-)" WIFI_PASSWORD = "12345678"

class FirebaseSensor: def init(self): self.firebase_url = FIREBASE_URL

def set_firebase_string(self, value):
    """Send string value to Firebase"""
    try:
        response = requests.put(
            self.firebase_url,
            data=json.dumps(value),
            headers={'Content-Type': 'application/json'}
        )
        if response.status_code == 200:
            print(f"Data sent successfully: {value}")
            return True
        else:
            print(f"Error: {response.status_code} - {response.text}")
            return False
    except Exception as e:
        print(f"Exception occurred: {e}")
        return False

def read_analog_sensor(self):
    """
    Simulated analog read function.
    Replace this with actual sensor reading code based on your hardware:
    - For Raspberry Pi: Use ADC like MCP3008 with SPI
    - For Arduino-style boards: Use appropriate GPIO library
    """
    # Simulated sensor value (0-1023 range like Arduino)
    import random
    return random.randint(0, 1023)

def setup(self):
    """Initialize the system"""
    print("Starting Firebase Sensor System...")
    print(f"Connecting to Firebase: {FIREBASE_HOST}")
    
    # Send initial value
    self.set_firebase_string("smart-home-f5995-default-rtdb")
    print("Setup complete!")

def loop(self):
    """Main loop - reads sensor and sends to Firebase"""
    while True:
        try:
            # Read sensor value
            sensor_data = self.read_analog_sensor()
            sensor_string = str(sensor_data)
            
            print(sensor_string)
            
            # Send to Firebase
            self.set_firebase_string(sensor_string)
            
            # Wait 1 second
            time.sleep(1)
            
        except KeyboardInterrupt:
            print("\nProgram stopped by user")
            break
        except Exception as e:
            print(f"Error in main loop: {e}")
            time.sleep(1)

def main(): """Main entry point""" sensor = FirebaseSensor() sensor.setup() sensor.loop()

if name == "main": main()

============================================

HARDWARE-SPECIFIC IMPLEMENTATIONS

============================================

For Raspberry Pi with MCP3008 ADC:

""" import busio import digitalio import board import adafruit_mcp3xxx.mcp3008 as MCP from adafruit_mcp3xxx.analog_in import AnalogIn

def read_analog_sensor_rpi(self): # Create the SPI bus spi = busio.SPI(clock=board.SCK, MISO=board.MISO, MOSI=board.MOSI) cs = digitalio.DigitalInOut(board.D5) mcp = MCP.MCP3008(spi, cs)

# Create an analog input channel on pin 0
chan = AnalogIn(mcp, MCP.P0)

# Return the raw value (0-1023)
return chan.value // 64  # Convert 16-bit to 10-bit

"""

For systems with ADS1115 ADC:

""" import board import adafruit_ads1x15.ads1115 as ADS from adafruit_ads1x15.analog_in import AnalogIn

def read_analog_sensor_ads1115(self): i2c = board.I2C() ads = ADS.ADS1115(i2c) chan = AnalogIn(ads, ADS.P0)

# Scale to 0-1023 range
return int((chan.value / 32767) * 1023)

"""