update

NPM/get_data.py

@@ -1,4 +1,10 @@
 '''
+  _   _ ____  __  __ 
+ | \ | |  _ \|  \/  |
+ |  \| | |_) | |\/| |
+ | |\  |  __/| |  | |
+ |_| \_|_|   |_|  |_|
+ 
 Script to get NPM values
 need parameter: port
 /usr/bin/python3 /var/www/nebuleair_pro_4g/NPM/get_data.py ttyAMA5

NPM/get_data_temp_hum.py

@@ -0,0 +1,52 @@
+'''
+  _   _ ____  __  __ 
+ | \ | |  _ \|  \/  |
+ |  \| | |_) | |\/| |
+ | |\  |  __/| |  | |
+ |_| \_|_|   |_|  |_|
+ 
+Script to get NPM values: ONLY temp and hum
+need parameter: port
+/usr/bin/python3 /var/www/nebuleair_pro_4g/NPM/get_data_temp_hum.py ttyAMA5
+'''
+
+import serial
+import requests
+import json
+import sys
+
+parameter = sys.argv[1:]  # Exclude the script name
+#print("Parameters received:")
+port='/dev/'+parameter[0]
+
+ser = serial.Serial(
+    port=port,
+    baudrate=115200,
+    parity=serial.PARITY_EVEN,
+    stopbits=serial.STOPBITS_ONE,
+    bytesize=serial.EIGHTBITS,
+    timeout = 1
+)
+
+ser.write(b'\x81\x14\x6B')  # Temp and humidity command
+
+while True:
+    try:
+        byte_data_temp_hum = ser.readline()
+        # Decode temperature and humidity values
+        temperature = int.from_bytes(byte_data_temp_hum[3:5], byteorder='big') / 100.0
+        humidity = int.from_bytes(byte_data_temp_hum[5:7], byteorder='big') / 100.0
+
+        print(f"temp: {temperature}")
+        print(f"hum: {humidity}")
+        break
+    except KeyboardInterrupt:
+        print("User interrupt encountered. Exiting...")
+        time.sleep(3)
+        exit()
+    except:
+        # for all other kinds of error, but not specifying which one
+        print("Unknown error...")
+        time.sleep(3)
+        exit()
+

NPM/get_data_v2.py

@@ -48,9 +48,11 @@ ser = serial.Serial(
     timeout = 0.5
 )
 
+# 1️⃣ Request PM Data (PM1, PM2.5, PM10)
+
 #ser.write(b'\x81\x11\x6E')      #data10s
 ser.write(b'\x81\x12\x6D')      #data60s
-
+time.sleep(0.5)  # Small delay to allow the sensor to process the request
 
 #print("Start get_data_v2.py script")
 byte_data = ser.readline()
@@ -61,8 +63,9 @@ PM1 = int.from_bytes(byte_data[9:11], byteorder='big')/10
 PM25 = int.from_bytes(byte_data[11:13], byteorder='big')/10
 PM10 = int.from_bytes(byte_data[13:15], byteorder='big')/10
 
-# Write command to retrieve temperature and humidity data
+# 2️⃣ Request Temperature & Humidity
 ser.write(b'\x81\x14\x6B')  # Temp and humidity command
+time.sleep(0.5)  # Small delay to allow the sensor to process the request
 byte_data_temp_hum = ser.readline()
 
 # Decode temperature and humidity values