update

RTC/set_with_NTP.py

@@ -1,11 +1,15 @@
+#!/usr/bin/python3
 """
-Script to set the RTC using an NTP server.
+  ____ _____ ____ 
+ |  _ \_   _/ ___|
+ | |_) || || |    
+ |  _ < | || |___ 
+ |_| \_\|_| \____|
+
+Script to set the RTC using an NTP server (script used by web UI)
 RPI needs to be connected to the internet (WIFI).
 Requires ntplib and pytz:
 sudo pip3 install ntplib pytz --break-system-packages
-
-/usr/bin/python3 /var/www/nebuleair_pro_4g/RTC/set_with_NTP.py
-
 """
 import smbus2
 import time
@@ -49,29 +53,95 @@ def set_time(bus, year, month, day, hour, minute, second):
     ])
 
 def read_time(bus):
-    """Read the RTC time."""
+    """Read the RTC time and validate the values."""
+    try:
         data = bus.read_i2c_block_data(DS3231_ADDR, REG_TIME, 7)
+        
+        # Convert from BCD
         second = bcd_to_dec(data[0] & 0x7F)
         minute = bcd_to_dec(data[1])
         hour = bcd_to_dec(data[2] & 0x3F)
         day = bcd_to_dec(data[4])
         month = bcd_to_dec(data[5])
         year = bcd_to_dec(data[6]) + 2000
+        
+        # Print raw values for debugging
+        print(f"Raw RTC values: {data}")
+        print(f"Decoded values: Y:{year} M:{month} D:{day} H:{hour} M:{minute} S:{second}")
+        
+        # Validate date values
+        if not (1 <= month <= 12):
+            print(f"Invalid month value: {month}, using default")
+            month = 1
+            
+        # Check days in month (simplified)
+        days_in_month = [0, 31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]
+        if not (1 <= day <= days_in_month[month]):
+            print(f"Invalid day value: {day} for month {month}, using default")
+            day = 1
+            
+        # Validate time values
+        if not (0 <= hour <= 23):
+            print(f"Invalid hour value: {hour}, using default")
+            hour = 0
+            
+        if not (0 <= minute <= 59):
+            print(f"Invalid minute value: {minute}, using default")
+            minute = 0
+            
+        if not (0 <= second <= 59):
+            print(f"Invalid second value: {second}, using default")
+            second = 0
+            
         return (year, month, day, hour, minute, second)
         
+    except Exception as e:
+        print(f"Error reading RTC: {e}")
+        # Return a safe default date (2023-01-01 00:00:00)
+        return (2023, 1, 1, 0, 0, 0)
+
 def get_internet_time():
     """Get the current time from an NTP server."""
     ntp_client = ntplib.NTPClient()
-    response = ntp_client.request('pool.ntp.org')
+    # Try multiple NTP servers in case one fails
+    servers = ['pool.ntp.org', 'time.google.com', 'time.windows.com', 'time.apple.com']
+    
+    for server in servers:
+        try:
+            print(f"Trying NTP server: {server}")
+            response = ntp_client.request(server, timeout=2)
             utc_time = datetime.utcfromtimestamp(response.tx_time)
+            print(f"Successfully got time from {server}")
             return utc_time
+        except Exception as e:
+            print(f"Failed to get time from {server}: {e}")
+    
+    # If all servers fail, raise exception
+    raise Exception("All NTP servers failed")
 
 def main():
+    try:
         bus = smbus2.SMBus(1)
         
+        # Test if RTC is accessible
+        try:
+            bus.read_byte(DS3231_ADDR)
+            print("RTC module is accessible")
+        except Exception as e:
+            print(f"Error accessing RTC module: {e}")
+            print("Please check connections and I2C configuration")
+            return
+
         # Get the current time from the RTC
+        try:
             year, month, day, hours, minutes, seconds = read_time(bus)
+            # Create datetime object with validation to handle invalid dates
             rtc_time = datetime(year, month, day, hours, minutes, seconds)
+            print(f"Actual RTC Time              : {rtc_time.strftime('%Y-%m-%d %H:%M:%S')}")
+        except ValueError as e:
+            print(f"Invalid date/time read from RTC: {e}")
+            print("Will proceed with setting RTC from internet time")
+            rtc_time = None
 
         # Get current UTC time from an NTP server
         try:
@@ -79,19 +149,35 @@ def main():
             print(f"Time from Internet (UTC)     : {internet_utc_time.strftime('%Y-%m-%d %H:%M:%S')}")
         except Exception as e:
             print(f"Error retrieving time from the internet: {e}")
+            if rtc_time is None:
+                print("Cannot proceed without either valid RTC time or internet time")
+                return
+            print("Will keep current RTC time")
             return
 
-    # Print current RTC time
-    print(f"Actual RTC Time              : {rtc_time.strftime('%Y-%m-%d %H:%M:%S')}")
-
         # Set the RTC to UTC time
+        print("Setting RTC to internet time...")
         set_time(bus, internet_utc_time.year, internet_utc_time.month, internet_utc_time.day, 
                 internet_utc_time.hour, internet_utc_time.minute, internet_utc_time.second)
 
         # Read and print the new time from RTC
+        print("Reading back new RTC time...")
         year, month, day, hour, minute, second = read_time(bus)
         rtc_time_new = datetime(year, month, day, hour, minute, second)
         print(f"New RTC Time (UTC)           : {rtc_time_new.strftime('%Y-%m-%d %H:%M:%S')}")
         
+        # Calculate difference to verify accuracy
+        time_diff = abs((rtc_time_new - internet_utc_time).total_seconds())
+        print(f"Time difference             : {time_diff:.2f} seconds")
+        
+        if time_diff > 5:
+            print("Warning: RTC time differs significantly from internet time")
+            print("You may need to retry or check RTC module")
+        else:
+            print("RTC successfully synchronized with internet time")
+            
+    except Exception as e:
+        print(f"Unexpected error: {e}")
+
 if __name__ == "__main__":
     main()

RTC/set_with_browserTime.py

@@ -1,5 +1,11 @@
 """
-Script to set the RTC using the browser time.
+  ____ _____ ____ 
+ |  _ \_   _/ ___|
+ | |_) || || |    
+ |  _ < | || |___ 
+ |_| \_\|_| \____|
+
+Script to set the RTC using the browser time (script used by the web UI).
 
 /usr/bin/python3 /var/www/nebuleair_pro_4g/RTC/set_with_browserTime.py '2024-01-30 12:48:39'
 

SARA/cellLocate/server_conf.py

@@ -0,0 +1,103 @@
+'''
+  ____    _    ____      _    
+ / ___|  / \  |  _ \    / \   
+ \___ \ / _ \ | |_) |  / _ \  
+  ___) / ___ \|  _ <  / ___ \ 
+ |____/_/   \_\_| \_\/_/   \_\
+                              
+Script to Configures the network connection to a Multi GNSS Assistance (MGA) server used also per CellLocate
+
+/usr/bin/python3 /var/www/nebuleair_pro_4g/SARA/cellLocate/server_conf.py ttyAMA2 1
+
+AT+UGSRV="cell-live1.services.u-blox.com","cell-live2.services.u-blox.com","XkEKfGqVSbmNE1eZfBZm4Q"
+
+
+'''
+
+import serial
+import time
+import sys
+import json
+
+parameter = sys.argv[1:]  # Exclude the script name
+port='/dev/'+parameter[0] # ex: ttyAMA2
+timeout = float(parameter[1])  # ex:2
+
+
+#get baudrate
+def load_config(config_file):
+    try:
+        with open(config_file, 'r') as file:
+            config_data = json.load(file)
+        return config_data
+    except Exception as e:
+        print(f"Error loading config file: {e}")
+        return {}
+
+# Define the config file path
+config_file = '/var/www/nebuleair_pro_4g/config.json'
+# Load the configuration data
+config = load_config(config_file)
+# Access the shared variables
+baudrate = config.get('SaraR4_baudrate', 115200)
+
+ser = serial.Serial(
+    port=port,  #USB0 or ttyS0
+    baudrate=baudrate, #115200 ou 9600
+    parity=serial.PARITY_NONE, #PARITY_NONE, PARITY_EVEN or PARITY_ODD
+    stopbits=serial.STOPBITS_ONE,
+    bytesize=serial.EIGHTBITS,
+    timeout = timeout
+)
+
+def read_complete_response(serial_connection, timeout=2, end_of_response_timeout=2, wait_for_lines=None, debug=True):
+    '''
+    Fonction très importante !!!
+    Reads the complete response from a serial connection and waits for specific lines.
+    '''
+    if wait_for_lines is None:
+        wait_for_lines = []  # Default to an empty list if not provided
+
+    response = bytearray()
+    serial_connection.timeout = timeout
+    end_time = time.time() + end_of_response_timeout
+    start_time = time.time()
+
+    while True:
+        elapsed_time = time.time() - start_time  # Time since function start
+        if serial_connection.in_waiting > 0:
+            data = serial_connection.read(serial_connection.in_waiting)
+            response.extend(data)
+            end_time = time.time() + end_of_response_timeout  # Reset timeout on new data
+
+            # Decode and check for any target line
+            decoded_response = response.decode('utf-8', errors='replace')
+            for target_line in wait_for_lines:
+                if target_line in decoded_response:
+                    if debug:
+                        print(f"[DEBUG] 🔎 Found target line: {target_line} (in {elapsed_time:.2f}s)")
+                    return decoded_response  # Return response immediately if a target line is found
+        elif time.time() > end_time:
+            if debug:
+                print(f"[DEBUG] Timeout reached. No more data received.")
+            break
+        time.sleep(0.1)  # Short sleep to prevent busy waiting
+
+    # Final response and debug output
+    total_elapsed_time = time.time() - start_time
+    if debug:
+        print(f"[DEBUG] ⏱️ elapsed time: {total_elapsed_time:.2f}s. ⏱️")
+    # Check if the elapsed time exceeded 10 seconds
+    if total_elapsed_time > 10 and debug:
+        print(f"[ALERT] 🚨 The operation took too long 🚨")
+        print(f'<span style="color: red;font-weight: bold;">[ALERT] ⚠️{total_elapsed_time:.2f}s⚠️</span>')
+
+    return response.decode('utf-8', errors='replace')  # Return the full response if no target line is found
+
+
+#command = f'ATI\r'
+command = f'AT+UGSRV="cell-live1.services.u-blox.com","cell-live2.services.u-blox.com","XkEKfGqVSbmNE1eZfBZm4Q"\r'
+ser.write((command + '\r').encode('utf-8'))
+
+response = read_complete_response(ser, wait_for_lines=["+UULOC"])
+print(response)

SARA/reboot/start.py

@@ -121,19 +121,38 @@ try:
     print('<h3>Start reboot python script</h3>')
 
     #check modem status
+    #Attention:
+        # SARA R4 response: Manufacturer: u-blox Model: SARA-R410M-02B
+        # SArA R5 response: SARA-R500S-01B-00
     print("⚙️Check SARA Status")
     command = f'ATI\r'
     ser_sara.write(command.encode('utf-8'))
     response_SARA_ATI = read_complete_response(ser_sara, wait_for_lines=["IMEI"])
     print(response_SARA_ATI)
-    match = re.search(r"Model:\s*(.+)", response_SARA_ATI)
+
-    model = match.group(1).strip() if match else "Unknown"  # Strip unwanted characters
+    # Check for SARA model with more robust regex
-    print(f" Model: {model}")
+    model = "Unknown"
+    if "SARA-R410M" in response_SARA_ATI:
+        model = "SARA-R410M"
+        print("📱 Detected SARA R4 modem")
+    elif "SARA-R500" in response_SARA_ATI:
+        model = "SARA-R500"
+        print("📱 Detected SARA R5 modem")
+    else:
+        # Fallback to regex match if direct string match fails
+        match = re.search(r"Model:\s*([A-Za-z0-9\-]+)", response_SARA_ATI)
+        if match:
+            model = match.group(1).strip()
+        else:
+            model = "Unknown"
+            print("⚠️ Could not identify modem model")
+
+    print(f"🔍 Model: {model}")
     update_json_key(config_file, "modem_version", model)
     time.sleep(1)
     
 
-    # 1. Set AIRCARTO URL
+    # 1. Set AIRCARTO URL (profile id = 0)
     print('➡️Set aircarto URL')
     aircarto_profile_id = 0
     aircarto_url="data.nebuleair.fr"
@@ -143,26 +162,74 @@ try:
     print(response_SARA_1)
     time.sleep(1)
 
-    #2. Set uSpot URL
+    #2. Set uSpot URL (profile id = 1)
     print('➡️Set uSpot URL')
     uSpot_profile_id = 1
     uSpot_url="api-prod.uspot.probesys.net"
+    security_profile_id = 1
+
+    #step 1: import the certificate
+    print("****")
+    certificate_name = "e6"
+    with open("/var/www/nebuleair_pro_4g/SARA/SSL/certificate/e6.pem", "rb") as cert_file:
+        certificate = cert_file.read()
+    size_of_string = len(certificate)
+
+    print("\033[0;33m Import certificate\033[0m")
+    # AT+USECMNG=0,<type>,<internal_name>,<data_size>
+    # type-> 0 -> trusted root CA
+    command = f'AT+USECMNG=0,0,"{certificate_name}",{size_of_string}\r'
+    ser_sara.write((command + '\r').encode('utf-8'))
+    response_SARA_1 = read_complete_response(ser_sara)
+    print(response_SARA_1)
+
+    time.sleep(0.5)
+
+    print("\033[0;33mAdd certificate\033[0m")
+    ser_sara.write(certificate)
+    response_SARA_2 = read_complete_response(ser_sara)
+    print(response_SARA_2)
+
+    time.sleep(0.5)
+
+    # SECURITY PROFILE
+        # op_code:  3 -> trusted root certificate internal name
+    print("\033[0;33mSet the security profile (choose cert)\033[0m")
+    command = f'AT+USECPRF={security_profile_id},3,"{certificate_name}"\r'
+    ser_sara.write((command + '\r').encode('utf-8'))
+    response_SARA_5c = read_complete_response(ser_sara, wait_for_lines=["OK"])
+    print(response_SARA_5c)
+    time.sleep(0.5)
+
+    #step 4: set url (op_code = 1)
     command = f'AT+UHTTP={uSpot_profile_id},1,"{uSpot_url}"\r'
     ser_sara.write(command.encode('utf-8'))
     response_SARA_2 = read_complete_response(ser_sara, wait_for_lines=["OK"])
     print(response_SARA_2)
     time.sleep(1)
 
-    print("set port 81")
+    #step 4: set PORT (op_code = 5)
-    command = f'AT+UHTTP={uSpot_profile_id},5,81\r'
+    print("set port 443")
+    command = f'AT+UHTTP={uSpot_profile_id},5,443\r'
     ser_sara.write((command + '\r').encode('utf-8'))
     response_SARA_55 = read_complete_response(ser_sara, wait_for_lines=["OK"])
     print(response_SARA_55)
+    time.sleep(1)
+
+     #step 4: set url to SSL (op_code = 6) (http_secure = 1 for HTTPS)(USECMNG_PROFILE = 2)
+    print("\033[0;33mSET SSL\033[0m")
+    http_secure = 1
+    command = f'AT+UHTTP={uSpot_profile_id},6,{http_secure},{security_profile_id}\r'
+    #command = f'AT+UHTTP={profile_id},6,{http_secure}\r'
+
+    ser_sara.write(command.encode('utf-8'))
+    response_SARA_5 = read_complete_response(ser_sara, wait_for_lines=["OK"])
+    print(response_SARA_5)
     time.sleep(1)
 
     #3. Get localisation (CellLocate)
-    mode = 2
+    mode = 2    #single shot position
-    sensor = 2 
+    sensor = 2  #use cellular CellLocate® location information
     response_type = 0
     timeout_s = 2
     accuracy_m = 1

SARA/sara.py

@@ -7,6 +7,8 @@
                               
 Script to see if the SARA-R410 is running
 ex:
+python3 /var/www/nebuleair_pro_4g/SARA/sara.py ttyAMA2 ATI 2
+ex 1 (get SIM infos)
 python3 /var/www/nebuleair_pro_4g/SARA/sara.py ttyAMA2 AT+CCID? 2
 ex 2 (turn on blue light):
 python3 /var/www/nebuleair_pro_4g/SARA/sara.py ttyAMA2 AT+UGPIOC=16,2 2
@@ -14,6 +16,8 @@ ex 3 (reconnect network)
 python3 /var/www/nebuleair_pro_4g/SARA/sara.py ttyAMA2 AT+COPS=1,2,20801 20
 ex 4 (get HTTP Profiles)
 python3 /var/www/nebuleair_pro_4g/SARA/sara.py ttyAMA2 AT+UHTTP? 2
+ex 5 (get IP addr)
+python3 /var/www/nebuleair_pro_4g/SARA/sara.py ttyAMA2 AT+CGPADDR=1 2
 
 '''
 

SARA/sara_checkDNS.py

@@ -0,0 +1,79 @@
+'''
+  ____    _    ____      _    
+ / ___|  / \  |  _ \    / \   
+ \___ \ / _ \ | |_) |  / _ \  
+  ___) / ___ \|  _ <  / ___ \ 
+ |____/_/   \_\_| \_\/_/   \_\
+                              
+Script to resolve DNS (get IP from domain name) with AT+UDNSRN command
+Ex:
+/usr/bin/python3 /var/www/nebuleair_pro_4g/SARA/sara_checkDNS.py ttyAMA2 data.nebuleair.fr
+To do: need to add profile id as parameter
+
+'''
+
+import serial
+import time
+import sys
+import json
+
+parameter = sys.argv[1:]  # Exclude the script name
+#print("Parameters received:")
+port='/dev/'+parameter[0] # ex: ttyAMA2
+url = parameter[1]  # ex: data.mobileair.fr
+
+
+#get baudrate
+def load_config(config_file):
+    try:
+        with open(config_file, 'r') as file:
+            config_data = json.load(file)
+        return config_data
+    except Exception as e:
+        print(f"Error loading config file: {e}")
+        return {}
+
+# Define the config file path
+config_file = '/var/www/nebuleair_pro_4g/config.json'
+# Load the configuration data
+config = load_config(config_file)
+# Access the shared variables
+baudrate = config.get('SaraR4_baudrate', 115200)
+
+ser = serial.Serial(
+    port=port,  #USB0 or ttyS0
+    baudrate=baudrate, #115200 ou 9600
+    parity=serial.PARITY_NONE, #PARITY_NONE, PARITY_EVEN or PARITY_ODD
+    stopbits=serial.STOPBITS_ONE,
+    bytesize=serial.EIGHTBITS,
+    timeout = 2
+)
+
+command = f'AT+UDNSRN=0,"{url}"\r'
+ser.write((command + '\r').encode('utf-8'))
+
+print("****")
+print("DNS check")
+
+try:
+    # Read lines until a timeout occurs
+    response_lines = []
+    while True:
+        line = ser.readline().decode('utf-8').strip()
+        if not line:
+            break  # Break the loop if an empty line is encountered
+        response_lines.append(line)
+
+    # Print the response
+    for line in response_lines:
+        print(line)
+
+except serial.SerialException as e:
+    print(f"Error: {e}")
+
+finally:
+    if ser.is_open:
+        ser.close()
+        print("****")
+        #print("Serial closed")
+

SARA/sara_setAPN.py

@@ -49,6 +49,8 @@ ser = serial.Serial(
 )
 
 command = f'AT+CGDCONT=1,"IP","{apn_address}"\r'
+#command = f'AT+CGDCONT=1,"IPV4V6","{apn_address}"\r'
+#command = f'AT+CGDCONT=1,"IP","{apn_address}",0,0\r'
 ser.write((command + '\r').encode('utf-8'))
 
 

config.json.dist

@@ -7,6 +7,7 @@
   "envea/read_value_v2.py": false,
   "sqlite/flush_old_data.py": true,
   "deviceID": "XXXX",
+  "npm_5channel": false,
   "latitude_raw": 0,
   "longitude_raw":0,
   "latitude_precision": 0,
@@ -25,7 +26,7 @@
   "SARA_R4_general_status": "connected",
   "SARA_R4_SIM_status": "connected",
   "SARA_R4_network_status": "connected",
-  "SARA_R4_neworkID": 0,
+  "SARA_R4_neworkID": 20810,
   "WIFI_status": "connected",
   "MQTT_GUI": false,
   "send_aircarto": true,

html/launcher.php

@@ -268,9 +268,10 @@ if ($type == "sara_connectNetwork") {
     $port=$_GET['port'];
     $timeout=$_GET['timeout'];
     $networkID=$_GET['networkID'];
-    $command = 'sudo /usr/bin/python3 /var/www/nebuleair_pro_4g/SARA/sara_connectNetwork.py ' . $port . ' ' . $networkID . ' ' . $timeout;
+
-    $output = shell_exec($command);
+    echo "updating SARA_R4_networkID in config file";
-    echo $output;
+    // Convert `networkID` to an integer (or float if needed)
+    $networkID = is_numeric($networkID) ? (strpos($networkID, '.') !== false ? (float)$networkID : (int)$networkID) : 0;
     #save to config.json
     $configFile = '/var/www/nebuleair_pro_4g/config.json';
     // Read the JSON file
@@ -297,6 +298,13 @@ if ($type == "sara_connectNetwork") {
 
     echo "SARA_R4_networkID updated successfully.";
 
+
+    echo "connecting to network... please wait...";
+    $command = 'sudo /usr/bin/python3 /var/www/nebuleair_pro_4g/SARA/sara_connectNetwork.py ' . $port . ' ' . $networkID . ' ' . $timeout;
+    $output = shell_exec($command);
+    echo $output;
+
+    
 }
 
 #SET THE URL for messaging (profile id 2)

installation_part2.sh

@@ -27,6 +27,10 @@ fi
 info "Set up the RTC"
 /usr/bin/python3 /var/www/nebuleair_pro_4g/RTC/set_with_NTP.py
 
+#Check SARA R4 connection
+info "Check SARA R4 connection"
+/usr/bin/python3 /var/www/nebuleair_pro_4g/SARA/sara.py ttyAMA2 ATI 2
+
 #set up SARA R4 APN
 info "Set up Monogoto APN"
 /usr/bin/python3 /var/www/nebuleair_pro_4g/SARA/sara_setAPN.py ttyAMA2 data.mono 2
@@ -39,7 +43,11 @@ info "Activate blue LED"
 info "Connect SARA R4 to network"
 python3 /var/www/nebuleair_pro_4g/SARA/sara_connectNetwork.py ttyAMA2 20810 60
 
-#Add master_nebuleair.service
+#Need to create the two service
+# 1. master_nebuleair
+# 2. rtc_save_to_db
+
+#1. Add master_nebuleair.service
 SERVICE_FILE="/etc/systemd/system/master_nebuleair.service"
 info "Setting up systemd service for master_nebuleair..."
 
@@ -74,3 +82,41 @@ sudo systemctl enable master_nebuleair.service
 # Start the service immediately
 info "Starting the service..."
 sudo systemctl start master_nebuleair.service
+
+
+#2. Add master_nebuleair.service
+SERVICE_FILE_2="/etc/systemd/system/rtc_save_to_db.service"
+info "Setting up systemd service for rtc_save_to_db..."
+
+# Create the systemd service file (overwrite if necessary)
+sudo bash -c "cat > $SERVICE_FILE_2" <<EOF
+[Unit]
+Description=RTC Save to DB Script
+After=network.target
+
+[Service]
+ExecStart=/usr/bin/python3 /var/www/nebuleair_pro_4g/RTC/save_to_db.py
+Restart=always
+RestartSec=1
+User=root
+WorkingDirectory=/var/www/nebuleair_pro_4g
+StandardOutput=append:/var/www/nebuleair_pro_4g/logs/rtc_save_to_db.log
+StandardError=append:/var/www/nebuleair_pro_4g/logs/rtc_save_to_db_errors.log
+
+[Install]
+WantedBy=multi-user.target
+EOF
+
+success "Systemd service file created: $SERVICE_FILE_2"
+
+# Reload systemd to recognize the new service
+info "Reloading systemd daemon..."
+sudo systemctl daemon-reload
+
+# Enable the service to start on boot
+info "Enabling the service to start on boot..."
+sudo systemctl enable rtc_save_to_db.service
+
+# Start the service immediately
+info "Starting the service..."
+sudo systemctl start rtc_save_to_db.service

loop/SARA_send_data_v2.py

@@ -212,7 +212,7 @@ bme_280_config = config.get('BME280/get_data_v2.py', False)         #présence d
 envea_cairsens= config.get('envea/read_value_v2.py', False)
 send_aircarto = config.get('send_aircarto', True)                   #envoi sur AirCarto (data.nebuleair.fr)
 send_uSpot = config.get('send_uSpot', False)                        #envoi sur MicroSpot ()
-selected_networkID = config.get('SARA_R4_neworkID', '') 
+selected_networkID = int(config.get('SARA_R4_neworkID', 0))
 npm_5channel = config.get('NextPM_5channels', False)                #5 canaux du NPM
 
 modem_config_mode = config.get('modem_config_mode', False)            #modem 4G en mode configuration
@@ -290,23 +290,45 @@ try:
     print('<h3>START LOOP</h3>')
 
     #Local timestamp
+    #ATTENTION:
+        # -> RTC module can be deconnected ""
+        # -> RTC module can be out of time like "2000-01-01T00:55:21Z"
     print("➡️Getting local timestamp")
     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'
+    rtc_time_str = row[1]  # '2025-02-07 12:30:45' ou '2000-01-01 00:55:21' ou 'not connected'
+    print(rtc_time_str)
+    if rtc_time_str == 'not connected':
+        print("⛔ Atttention RTC module not connected⛔")
+        rtc_status = "disconnected"
+        influx_timestamp="rtc_disconnected"
+    else :
         # Convert to a datetime object
         dt_object = datetime.strptime(rtc_time_str, '%Y-%m-%d %H:%M:%S')
+        # Check if timestamp is reset (year 2000)
+        if dt_object.year == 2000:
+            print("⛔ Attention: RTC has been reset to default date ⛔")
+            rtc_status = "reset"
+        else:
+            print("✅ RTC timestamp is valid")
+            rtc_status = "valid"
+
+        # Always convert to InfluxDB format
         # Convert to InfluxDB RFC3339 format with UTC 'Z' suffix
         influx_timestamp = dt_object.strftime('%Y-%m-%dT%H:%M:%SZ')
+        rtc_status = "valid"
         print(influx_timestamp)
 
     #NEXTPM
+    # We take the last measures (order by rowid and not by timestamp)
     print("➡️Getting NPM values (last 6 measures)")
     #cursor.execute("SELECT * FROM data_NPM ORDER BY timestamp DESC LIMIT 1")
-    cursor.execute("SELECT * FROM data_NPM ORDER BY timestamp DESC LIMIT 6")
+    #cursor.execute("SELECT * FROM data_NPM ORDER BY timestamp DESC LIMIT 6")
+    cursor.execute("SELECT rowid, * FROM data_NPM ORDER BY rowid DESC LIMIT 6")
+
     rows = cursor.fetchall()
     # Exclude the timestamp column (assuming first column is timestamp)
-    data_values = [row[1:] for row in rows]  # Exclude timestamp
+    data_values = [row[2:] for row in rows]  # Exclude timestamp
     # Compute column-wise average
     num_columns = len(data_values[0])
     averages = [round(sum(col) / len(col),1) for col in zip(*data_values)]
@@ -407,7 +429,7 @@ try:
     response2 = read_complete_response(ser_sara, wait_for_lines=["OK"])
     print('<p class="text-danger-emphasis">')
     print(response2)
-    print("</p>")
+    print("</p>", end="")
     match = re.search(r'\+CSQ:\s*(\d+),', response2)
     if match:
         signal_quality = int(match.group(1))
@@ -419,12 +441,13 @@ try:
         if signal_quality == 99:
             print('<span style="color: red;font-weight: bold;">⚠️ATTENTION: Signal Quality indicates no signal (99)⚠️</span>')
             print("TRY TO RECONNECT:")
-            command = f'AT+COPS=1,2,"{selected_networkID}"\r'
+            command = f'AT+COPS=1,2,{selected_networkID}\r'
+            #command = f'AT+COPS=0\r'
             ser_sara.write(command.encode('utf-8'))
             responseReconnect = read_complete_response(ser_sara, timeout=20, end_of_response_timeout=20)
             print('<p class="text-danger-emphasis">')
             print(responseReconnect)
-            print("</p>")
+            print("</p>", end="")
             
             print('🛑STOP LOOP🛑')
             print("<hr>")
@@ -466,7 +489,7 @@ try:
 
     print('<p class="text-danger-emphasis">')
     print(response_SARA_3)
-    print("</p>")
+    print("</p>", end="")
 
     # si on recoit la réponse UHTTPCR
     if "+UUHTTPCR" in response_SARA_3:
@@ -504,7 +527,8 @@ try:
                 # and reset HTTP profile (AT+UHTTP=0) -> ne fonctionne pas..
                 # tester un reset avec CFUN 15
                 # 1.Reconnexion au réseau (AT+COPS)
-                command = f'AT+COPS=1,2,"{selected_networkID}"\r'
+                command = f'AT+COPS=1,2,{selected_networkID}\r'
+                #command = f'AT+COPS=0\r'
                 ser_sara.write(command.encode('utf-8'))
                 responseReconnect = read_complete_response(ser_sara)
                 print("Response reconnect:")
@@ -545,7 +569,7 @@ try:
                 response_SARA_9 = read_complete_response(ser_sara, wait_for_lines=["OK"], debug=False)
                 print('<p class="text-danger-emphasis">')
                 print(response_SARA_9)
-                print("</p>")
+                print("</p>", end="")
 
                 '''
                 +UHTTPER: profile_id,error_class,error_code
@@ -578,7 +602,7 @@ try:
                 responseResetHTTP2_profile = read_complete_response(ser_sara, timeout=5, end_of_response_timeout=5, wait_for_lines=["OK", "+CME ERROR"], debug=True)
                 print('<p class="text-danger-emphasis">')
                 print(responseResetHTTP2_profile)
-                print("</p>")
+                print("</p>", end="")
 
 
             # 2.2 code 1 (HHTP succeded)
@@ -595,10 +619,78 @@ try:
                 response_SARA_4 = read_complete_response(ser_sara, wait_for_lines=["OK"], debug=False)
                 print('<p class="text-success">')
                 print(response_SARA_4)
-                print('</p>')
+                print("</p>", end="")
+
+                #Parse the server datetime
+                # Extract just the date from the response
+                date_string = None
+                date_start = response_SARA_4.find("Date: ")
+                if date_start != -1:
+                    date_end = response_SARA_4.find("\n", date_start)
+                    date_string = response_SARA_4[date_start + 6:date_end].strip()
+                    print(f'<div class="text-primary">Server date: {date_string}</div>', end="")
+                    
+                    # Optionally convert to datetime object
+                    try:
+                        from datetime import datetime
+                        server_datetime = datetime.strptime(
+                            date_string, 
+                            "%a, %d %b %Y %H:%M:%S %Z"
+                        )
+                        #print(f'<p class="text-primary">Parsed datetime: {server_datetime}</p>')
+                    except Exception as e:
+                        print(f'<p class="text-warning">Error parsing date: {e}</p>')
+                
+                # Get RTC time from SQLite
+                cursor.execute("SELECT * FROM timestamp_table LIMIT 1")
+                row = cursor.fetchone()  
+                rtc_time_str = row[1]  # '2025-02-07 12:30:45' or '2000-01-01 00:55:21' or 'not connected'
+                print(f'<div class="text-primary">RTC time: {rtc_time_str}</div>', end="")
+
+                # Compare times if both are available
+                if server_datetime and rtc_time_str != 'not connected':
+                    try:
+                        # Convert RTC time string to datetime
+                        rtc_datetime = datetime.strptime(rtc_time_str, '%Y-%m-%d %H:%M:%S')
+                        
+                        # Calculate time difference in seconds
+                        time_diff = abs((server_datetime - rtc_datetime).total_seconds())
+                        
+                        print(f'<div class="text-primary">Time difference: {time_diff:.2f} seconds</div>', end="")
+                        
+                        # Check if difference is more than 10 seconds
+                        # and update the RTC clock
+                        if time_diff > 10:
+                            print(f'<div class="text-warning"><strong>⚠️ RTC time differs from server time by {time_diff:.2f} seconds!</strong></div>', end="")
+                            # Format server time for RTC update
+                            server_time_formatted = server_datetime.strftime('%Y-%m-%d %H:%M:%S')
+                            
+                            #update RTC module do not wait for answer, non blocking
+                            #/usr/bin/python3 /var/www/nebuleair_pro_4g/RTC/set_with_browserTime.py '2024-01-30 12:48:39'
+                            # Launch RTC update script as non-blocking subprocess
+                            import subprocess
+                            update_command = [
+                                "/usr/bin/python3", 
+                                "/var/www/nebuleair_pro_4g/RTC/set_with_browserTime.py", 
+                                server_time_formatted
+                            ]
+                            
+                            # Execute the command without waiting for result
+                            subprocess.Popen(update_command, 
+                                            stdout=subprocess.DEVNULL, 
+                                            stderr=subprocess.DEVNULL)
+                            
+                            print(f'<div class="text-warning">➡️ Updating RTC with server time: {server_time_formatted}</div>', end="")
+
+                        else:
+                            print(f'<div class="text-success">✅ RTC time is synchronized with server time (within 10 seconds)</div>')
+                    
+                    except Exception as e:
+                        print(f'<p class="text-warning">Error comparing times: {e}</p>')
+
 
     #Si non ne recoit pas de réponse UHTTPCR
-    #on a peut etre une ERROR de type "+CME ERROR: No connection to phone"
+    #on a peut etre une ERROR de type "+CME ERROR: No connection to phone" ou "Operation not allowed"
     else:
         print('<span style="color: red;font-weight: bold;">No UUHTTPCR response</span>')
         print("Blink red LED")
@@ -621,13 +713,13 @@ try:
                     print('<span style="color: orange;font-weight: bold;">📞Try reconnect to network📞</span>')
                     #IMPORTANT!
                     # Reconnexion au réseau (AT+COPS)
-                    #command = f'AT+COPS=1,2,{selected_networkID}\r'
+                    command = f'AT+COPS=1,2,{selected_networkID}\r'
-                    command = f'AT+COPS=0\r'
+                    #command = f'AT+COPS=0\r'
                     ser_sara.write(command.encode('utf-8'))
                     responseReconnect = read_complete_response(ser_sara, timeout=5, end_of_response_timeout=120, wait_for_lines=["OK", "+CME ERROR"], debug=True)
                     print('<p class="text-danger-emphasis">')
                     print(responseReconnect)
-                    print("</p>")
+                    print("</p>", end="")
                 # Handle "Operation not allowed" error
                 if error_message == "Operation not allowed":
                     print('<span style="color: orange;font-weight: bold;">❓Try Resetting the HTTP Profile❓</span>')
@@ -636,7 +728,14 @@ try:
                     responseResetHTTP_profile = read_complete_response(ser_sara, timeout=5, end_of_response_timeout=5, wait_for_lines=["OK", "+CME ERROR"], debug=True)
                     print('<p class="text-danger-emphasis">')
                     print(responseResetHTTP_profile)
-                    print("</p>")
+                    print("</p>", end="")
+                    check_lines = responseResetHTTP_profile.strip().splitlines()
+                    for line in check_lines:
+                        if "+CME ERROR: Operation not allowed" in line:
+                            print('<span style="color: red;font-weight: bold;">⚠️ATTENTION: CME ERROR⚠️</span>')
+                            print('<span style="color: orange;font-weight: bold;">❓Try Reboot the module❓</span>')
+
+
 
     #5. empty json
     print("Empty SARA memory:")
@@ -678,7 +777,7 @@ try:
 
         print('<p class="text-danger-emphasis">')
         print(response_SARA_8)
-        print("</p>")
+        print("</p>", end="")
 
         # si on recoit la réponse UHTTPCR
         if "+UUHTTPCR" in response_SARA_8:
@@ -731,7 +830,7 @@ try:
                     response_SARA_9b = read_complete_response(ser_sara, wait_for_lines=["OK"], debug=False)
                     print('<p class="text-danger-emphasis">')
                     print(response_SARA_9b)
-                    print("</p>")
+                    print("</p>", end="")
 
                     '''
                     +UHTTPER: profile_id,error_class,error_code
@@ -764,7 +863,7 @@ try:
                     response_SARA_4b = read_complete_response(ser_sara, wait_for_lines=["OK"], debug=False)
                     print('<p class="text-success">')
                     print(response_SARA_4b)
-                    print('</p>')
+                    print("</p>", end="")