2024-07-11 -

This commit is contained in:
Adolfo Delorenzo 2024-07-11 14:10:55 -06:00
parent b8bc324b86
commit 32c076284f
5 changed files with 103 additions and 8 deletions

98
GPS.py Executable file
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@ -0,0 +1,98 @@
#!/usr/bin/python
# -*- coding:utf-8 -*-
import RPi.GPIO as GPIO
import paho.mqtt.client as mqtt
import serial
import time, os
# MQTT Broker settings
mqttBroker ="65.108.199.212"
myhost = os.uname()[1]
client = mqtt.Client(myhost)
client.connect(mqttBroker, 1883)
ser = serial.Serial('/dev/ttyS0',115200)
ser.flushInput()
rec_buff = ''
rec_buff2 = ''
time_count = 0
def send_at(command,back,timeout):
rec_buff = ''
ser.write((command+'\r\n').encode())
time.sleep(timeout)
if ser.inWaiting():
time.sleep(0.01 )
rec_buff = ser.read(ser.inWaiting())
if rec_buff != '':
if back not in rec_buff.decode():
print(command + ' ERROR')
print(command + ' back:\t' + rec_buff.decode())
return 0
else:
print(rec_buff.decode())
return 1
else:
print('GPS no está listo')
return 0
def get_gps_position():
rec_null = True
answer = 0
print('Iniciando GPS')
rec_buff = ''
send_at('AT+CGPS=1,1','OK',1)
time.sleep(2)
while rec_null:
answer = send_at('AT+CGPSINFO','+CGPSINFO: ',1)
client.publish("iiot/"+ myhost +"/gps", answer, 2)
if 1 == answer:
answer = 0
if ',,,,,,' in rec_buff:
print('GPS no está listo')
rec_null = False
time.sleep(1)
else:
print('error %d'%answer)
rec_buff = ''
send_at('AT+CGPS=0','OK',1)
return False
time.sleep(1.5)
def power_on(power_key):
print('SIM7600X is starting:')
GPIO.setmode(GPIO.BCM)
GPIO.setwarnings(False)
GPIO.setup(power_key,GPIO.OUT)
time.sleep(0.1)
GPIO.output(power_key,GPIO.HIGH)
time.sleep(2)
GPIO.output(power_key,GPIO.LOW)
time.sleep(20)
ser.flushInput()
print('SIM7600X is ready')
def power_down(power_key):
print('SIM7600X is loging off:')
GPIO.output(power_key,GPIO.HIGH)
time.sleep(3)
GPIO.output(power_key,GPIO.LOW)
time.sleep(18)
print('Good bye')
try:
#power_on(power_key)
get_gps_position()
#power_down(power_key)
except:
if ser != None:
ser.close()
#power_down(power_key)
GPIO.cleanup()
if ser != None:
ser.close()
GPIO.cleanup()

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@ -19,7 +19,7 @@ PIN_18 = 18
# Set GPIO # Set GPIO
result_17 = GPIO.setup(PIN_17, GPIO.IN) result_17 = GPIO.setup(PIN_17, GPIO.IN)
result_18 - GPIO.setup(PIN_18, GPIO.OUT) result_18 = GPIO.setup(PIN_18, GPIO.OUT)
while True: while True:

2
gps.py
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@ -95,4 +95,4 @@ except:
GPIO.cleanup() GPIO.cleanup()
if ser != None: if ser != None:
ser.close() ser.close()
GPIO.cleanup() GPIO.cleanup()

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@ -48,7 +48,6 @@ try:
client.publish("iiot/"+ myhost +"/temperature", temp) client.publish("iiot/"+ myhost +"/temperature", temp)
client.publish("iiot/"+ myhost +"/humidity", hum) client.publish("iiot/"+ myhost +"/humidity", hum)
client.publish("iiot/"+ myhost +"/door", door)
# Print the processed data # Print the processed data
print("-------------------------------------") print("-------------------------------------")
@ -57,9 +56,7 @@ try:
print("-------------------------------------") print("-------------------------------------")
print("") print("")
time.sleep(1.5)
time.sleep(1)
except KeyboardInterrupt: except KeyboardInterrupt:
print("Programa terminado por el usuario") print("Programa terminado por el usuario")
@ -68,4 +65,4 @@ except Exception as e:
print(f"Error: {str(e)}") print(f"Error: {str(e)}")
finally: finally:
GPIO.cleanup() GPIO.cleanup()
print("Programa finalizado") print("Programa finalizado")

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@ -1,4 +1,4 @@
#!/opt/homebrew/bin/bash #!/bin/bash
env=`date -I` env=`date -I`
git add . git add .