update

BME280/get_data_v2.py

@@ -0,0 +1,74 @@
+'''
+  ____  __  __ _____ ____  ___   ___   
+ | __ )|  \/  | ____|___ \( _ ) / _ \ 
+ |  _ \| |\/| |  _|   __) / _ \| | | |
+ | |_) | |  | | |___ / __/ (_) | |_| |
+ |____/|_|  |_|_____|_____\___/ \___/ 
+
+Script to read data from BME280
+Sensor connected to i2c on address 76 (use sudo i2cdetect -y 1 to get the address )
+-> save data to database (table data_BME280 )
+sudo python3 /var/www/moduleair_pro_4g/BME280/get_data_v2.py
+
+'''
+
+import board
+import busio
+import json
+import sqlite3
+from adafruit_bme280 import basic as adafruit_bme280
+
+# Connect to the SQLite database
+conn = sqlite3.connect("/var/www/moduleair_pro_4g/sqlite/sensors.db")
+cursor = conn.cursor()
+
+# Create I2C bus
+i2c = busio.I2C(board.SCL, board.SDA)
+bme280 = adafruit_bme280.Adafruit_BME280_I2C(i2c, address=0x76)
+
+# Configure settings
+bme280.sea_level_pressure = 1013.25  # Update this value for your location
+
+# Read sensor data
+
+#print(f"Temperature: {bme280.temperature:.2f} °C")
+#print(f"Humidity: {bme280.humidity:.2f} %")
+#print(f"Pressure: {bme280.pressure:.2f} hPa")
+#print(f"Altitude: {bme280.altitude:.2f} m")
+
+temperature = round(bme280.temperature, 2)
+humidity = round(bme280.humidity, 2)
+pressure = round(bme280.pressure, 2)
+
+sensor_data = {
+    "temp": temperature,  # Temperature in °C
+    "hum": humidity,        # Humidity in %
+    "press": pressure        # Pressure in hPa
+}
+
+#GET RTC TIME from SQlite
+cursor.execute("SELECT * FROM timestamp_table LIMIT 1")
+row = cursor.fetchone()  # Get the first (and only) row
+rtc_time_str = row[1]  # '2025-02-07 12:30:45'
+
+
+# Convert to JSON and print
+#print(json.dumps(sensor_data, indent=4))
+
+
+#save to sqlite database
+try:
+    cursor.execute('''
+    INSERT INTO data_BME280 (timestamp,temperature, humidity, pressure) VALUES (?,?,?,?)'''
+    , (rtc_time_str,temperature,humidity,pressure))
+
+    # Commit and close the connection
+    conn.commit()
+
+    #print("Sensor data saved successfully!")
+
+except Exception as e:
+    print(f"Database error: {e}")    
+
+
+conn.close()