2024-07-26 -

gps006.py

@@ -87,7 +87,7 @@ print("Starting continuous GPS tracking. Press Ctrl+C to stop.")
 
 while running:
     get_gps_position()
-    time.sleep(15)  # Wait for 10 seconds before the next reading
+    time.sleep(14)  # Wait for 10 seconds before the next reading
 
 ser.close()
 GPIO.cleanup()

gps008.py

@@ -0,0 +1,88 @@
+import RPi.GPIO as GPIO
+import serial
+import time
+from datetime import datetime
+import os
+import csv
+import signal
+
+# GPIO configuration
+GPIO.setmode(GPIO.BCM)
+GPIO.setwarnings(False)
+
+# Initialize serial port
+try:
+    ser = serial.Serial('/dev/ttyUSB3', 115200)
+    ser.flushInput()
+except serial.SerialException as e:
+    print(f"Error initializing serial port: {e}")
+    exit(1)
+
+myhost = os.uname()[1]
+
+# CSV file settings
+csv_filename = f"gps_data_{myhost}.csv"
+csv_headers = ["Timestamp", "Latitude", "Longitude"]
+
+# Global flag for graceful exit
+running = True
+
+# List to store pending data
+pending_data = []
+
+def signal_handler(sig, frame):
+    global running
+    print('You pressed Ctrl+C! Stopping GPS tracking...')
+    running = False
+
+signal.signal(signal.SIGINT, signal_handler)
+
+def parse_gps_data(gps_string):
+    # Implement GPS data parsing logic here
+    pass
+
+def write_to_csv(data):
+    file_exists = os.path.isfile(csv_filename)
+    with open(csv_filename, mode='a', newline='') as file:
+        writer = csv.writer(file)
+        if not file_exists:
+            writer.writerow(csv_headers)
+        writer.writerow(data)
+
+def send_data(data):
+    # Implement data sending logic here
+    pass
+
+def main():
+    while running:
+        try:
+            if ser.in_waiting > 0:
+                gps_data = ser.readline().decode('utf-8').strip()
+                parsed_data = parse_gps_data(gps_data)
+                if parsed_data:
+                    timestamp = datetime.now().strftime('%Y-%m-%d %H:%M:%S')
+                    latitude, longitude = parsed_data
+                    data = [timestamp, latitude, longitude]
+                    write_to_csv(data)
+                    pending_data.append(data)
+                    print(f"Logged data: {timestamp}, {latitude}, {longitude}")
+
+            # Try to send pending data
+            for data in pending_data:
+                try:
+                    send_data(data)
+                    pending_data.remove(data)
+                except Exception as e:
+                    print(f"Error sending data: {e}")
+                    break  # Exit loop if sending fails
+
+            time.sleep(1)
+        except Exception as e:
+            print(f"Error during GPS tracking: {e}")
+
+    ser.close()
+    GPIO.cleanup()
+    print("Program terminated gracefully")
+
+if __name__ == "__main__":
+    main()

modbus_door.py

@@ -1,13 +1,15 @@
-import minimalmodbus
-import time, os
-import serial
 import RPi.GPIO as GPIO
-import subprocess
 import paho.mqtt.client as mqtt
+import os
+import minimalmodbus
+import time
+
+# Limpiar configuración previa de GPIO
+GPIO.setmode(GPIO.BCM)
+GPIO.cleanup()
 
 # MQTT Broker settings
-
-mqttBroker ="65.108.199.212"
+mqttBroker = "65.108.199.212"
 myhost = os.uname()[1]
 client = mqtt.Client(myhost)
 client.connect(mqttBroker, 1883)
@@ -20,9 +22,7 @@ modbus_device = '/dev/modbus'
 
 # Modbus configuration
 mb_address = 1  # Modbus address
-#sensy_boi = minimalmodbus.Instrument(device_path, mb_address)
 sensy_boi = minimalmodbus.Instrument(modbus_device, mb_address)
-#sensy_boi = minimalmodbus.Instrument(preferred_device, mb_address)
 sensy_boi.serial.baudrate = 9600
 sensy_boi.serial.bytesize = 8
 sensy_boi.serial.parity = minimalmodbus.serial.PARITY_NONE
@@ -35,55 +35,69 @@ sensy_boi.clear_buffers_before_each_transaction = True
 sensy_boi.close_port_after_each_call = True
 
 # GPIO configuration
-GPIO.setmode(GPIO.BCM)
-GPIO.setwarnings(False)
-
-# Define pin numbers
 PIN_17 = 17
-PIN_23 = 23
 LuzPuerta = 18
-LuzEncendido = 25
-
-# Set GPIO
-GPIO.setup(PIN_17, GPIO.IN)
-GPIO.setup(PIN_23, GPIO.IN)
+LuzEncendido = 23
+GPIO.setup(PIN_17, GPIO.IN, pull_up_down=GPIO.PUD_UP)
 GPIO.setup(LuzPuerta, GPIO.OUT)
 GPIO.setup(LuzEncendido, GPIO.OUT)
 
+# Mantener LuzEncendido en HIGH mientras el programa esté corriendo
+GPIO.output(LuzEncendido, GPIO.HIGH)
+
+# Lista para almacenar los datos pendientes
+pending_data = []
+
+def control_gpio():
+    status_17 = GPIO.input(PIN_17)
+    if status_17 == GPIO.LOW:
+        GPIO.output(LuzPuerta, GPIO.HIGH)  # Luz Roja encendida
+    else:
+        GPIO.output(LuzPuerta, GPIO.LOW)
+    return status_17
 
 try:
     while True:
-            status_17 = GPIO.input(PIN_17)
-            if GPIO.input(23) == GPIO.HIGH:
-                print("Adquiriendo datos...")
-                # Read data from multiple registers
-                data = sensy_boi.read_registers(0, 2, 3)
+        # Controlar GPIO sin retraso
+        status_17 = control_gpio()
 
-                print("")
-                print(f"Datos crudos {data}")
+        # Leer datos del sensor Modbus
+        data = sensy_boi.read_registers(0, 2)
+        hum = data[0] / 10
+        temp = data[1] / 10
 
-                # Process the raw data
-                hum = data[0] / 10
-                temp = data[1] / 10
+        # Datos a publicar
+        payload = {
+            "temperature": temp,
+            "humidity": hum,
+            "door_status": str(status_17)
+        }
 
-                client.publish("iiot/"+ myhost +"/temperature", temp)
-                client.publish("iiot/"+ myhost +"/humidity", hum)
-                client.publish(f"iiot/{myhost}/door/pin17", str(status_17))
+        try:
+            # Intentar publicar los datos actuales
+            client.publish(f"iiot/{myhost}/temperature", temp)
+            client.publish(f"iiot/{myhost}/humidity", hum)
+            client.publish(f"iiot/{myhost}/door/pin17", str(status_17))
 
-                # Print the processed data
-                print("-------------------------------------")
-                print(f"Temperatura = {temp}\u00B0C")
-                print(f"Humedad relativa = {hum}%")
-                print("-------------------------------------")
-                print("")
+            # Intentar publicar los datos pendientes
+            for item in pending_data:
+                client.publish(f"iiot/{myhost}/temperature", item["temperature"])
+                client.publish(f"iiot/{myhost}/humidity", item["humidity"])
+                client.publish(f"iiot/{myhost}/door/pin17", item["door_status"])
+            pending_data.clear()  # Limpiar la lista si se publicaron todos los datos
 
-            time.sleep(15)
+        except Exception as e:
+            print(f"Error al publicar datos: {str(e)}")
+            pending_data.append(payload)  # Guardar los datos en memoria
 
-            if GPIO.input(PIN_17) == GPIO.LOW:
-                GPIO.output(LuzPuerta, GPIO.HIGH) # Luz Roja encendida
-            else:
-                GPIO.output(LuzPuerta, GPIO.LOW)
-                GPIO.output(LuzEncendido, GPIO.HIGH)
+        # Imprimir los datos procesados
+        print("-------------------------------------")
+        print(f"Temperatura = {temp}\u00B0C")
+        print(f"Humedad relativa = {hum}%")
+        print(f"Estado de la puerta (PIN 17) = {status_17}")
+        print("-------------------------------------\n")
+
+        time.sleep(30)
 
 except Exception as e:
     print(f"Error: {str(e)}")