def init():
file_logger.info('Init temperature control')
GPIO.setwarnings(False)
GPIO.setmode(GPIO.BCM)
GPIO.setup(RELAY_GPIO_PIN, GPIO.OUT) # GPIO Assign mode
time.sleep(1)
def captureImage(timestamp):
file_logger.info("Capturing image...")
file_name = timestamp.strftime("%Y-%m-%d_%H%M") + ".jpg"
bash_command = "fswebcam --no-banner -q -r 1600x1200 -p YUYV -S 1 --jpeg 95 /home/pi/gb_data/gb_cam_images/{}" \
.format(file_name)
GPIO.setmode(GPIO.BCM)
GPIO.setup(RELAY_GPIO_PIN, GPIO.OUT) # GPIO Assign mode
time.sleep(1)
GPIO.output(RELAY_GPIO_PIN, GPIO.LOW) # on
process = subprocess.Popen(bash_command.split(), stdout=subprocess.PIPE)
output, error = process.communicate()
time.sleep(20)
GPIO.output(RELAY_GPIO_PIN, GPIO.HIGH) # off
time.sleep(5)
GPIO.cleanup()
file_logger.info("Image captured: {}".format(file_name))
def init():
file_logger.info("Init air pump control")
GPIO.setwarnings(False)
GPIO.setmode(GPIO.BCM)
GPIO.setup(RELAY_GPIO_PIN, GPIO.OUT) # GPIO Assign mode
time.sleep(1)
def write_data(ph, ec): # voc, co2, humidity, temperature, waterTemperature
file_full_path = fileFolder + fileName
with open(file_full_path) as file:
lines = file.read().splitlines()
if lines:
last_line = lines[-1]
cells = last_line.split(',')
if float(cells[ph_cell_number]) < 0 <= float(ph):
file_logger.info("Writing pH value: {}".format(float(ph)))
cells[ph_cell_number] = float(ph)
if float(cells[ec_cell_number]) < 0 <= float(ec):
file_logger.info("Writing EC value: {}".format(float(ec)))
cells[ec_cell_number] = float(ec)
with open(file_full_path, "w") as file:
writer = csv.writer(file, delimiter=',')
for line in lines[:-1]:
writer.writerow(line.split(','))
writer.writerow(cells)
def run_day_hours():
file_logger.info("air pump ON (for {} minutes)".format(
settings.air_pump_on_interval_day_seconds / 60))
GPIO.output(RELAY_GPIO_PIN, GPIO.LOW) # on
time.sleep(settings.air_pump_on_interval_day_seconds)
file_logger.info("air pump OFF (for {} minutes)".format(
settings.air_pump_off_interval_day_seconds / 60))
GPIO.output(RELAY_GPIO_PIN, GPIO.HIGH) # off
time.sleep(settings.air_pump_off_interval_day_seconds)
def start_monitoring():
while True:
try:
fan_running = not GPIO.input(RELAY_GPIO_PIN) # negation because of inverted connection to relays
humidity, temperature = dht_data_collect.get_read_data(3)
if temperature > settings.fan_enable_temperature_limit_celsius and not fan_running:
GPIO.output(RELAY_GPIO_PIN, GPIO.LOW) # on
file_logger.info('Temperature: {} *C - FAN on'.format(temperature))
elif temperature <= settings.fan_enable_temperature_limit_celsius and fan_running:
GPIO.output(RELAY_GPIO_PIN, GPIO.HIGH) # off
file_logger.info('Temperature: {} *C - FAN off'.format(temperature))
time.sleep(settings.fan_monitoring_interval_seconds)
except Exception as e:
file_logger.error('Error in: ' + os.path.basename(__file__))
file_logger.error(e)
def write_data(readings): # voc, co2, humidity, temperature, waterTemperature
file_logger.info("Writing data to CSV...")
current_datetime = datetime.now()
readings.insert(0, current_datetime.strftime("%Y-%m-%d %H:%M:%S"))
readings.insert(6, -1.0)
readings.insert(7, -1.0)
with open(csv_file_full_path, 'a') as file:
writer = csv.writer(file)
if os.stat(csv_file_full_path).st_size == 0:
writer.writerow([
"datetime", "VOC", "CO2", "humidity", "temperature",
"water_temperature", "pH", "EC"
])
writer.writerow(readings)
def start():
while True:
try:
now = datetime.now()
if settings.data_save_night_hour_end <= now.hour <= settings.data_save_night_hour_begin:
file_logger.info("Getting sensors readings...")
voc, co2, humidity, temperature, water_temperature = get_sensors_data(
)
write_data(
[voc, co2, humidity, temperature, water_temperature])
# write_html_file()
file_logger.info("Data saving done.")
time.sleep(settings.data_save_delay_seconds)
except Exception as e:
file_logger.error('Error in: ' + os.path.basename(__file__))
file_logger.error(e)
def get_sensors_data():
voc, co2 = co2_data_collect.get_data()
file_logger.info("VOC: {} :: CO2: {} ".format(voc, co2))
humidity, temperature = dht_data_collect.get_read_data(3)
file_logger.info("Humidity: {} :: Temperature: {} ".format(
humidity, temperature))
water_temperature = water_data_collect.get_water_temperature_data()
file_logger.info("Water temperature: {} ".format(water_temperature))
return voc, co2, humidity, temperature, water_temperature
import subprocess
from datetime import datetime
import RPi.GPIO as GPIO
import time
import file_logger
import os
import settings
RELAY_GPIO_PIN = 8 # relay IN1, GPIO 8 for FAN
logs_name = 'image_capture.log'
file_logger.init(logs_name)
file_logger.info("Init image capture")
def captureImage(timestamp):
file_logger.info("Capturing image...")
file_name = timestamp.strftime("%Y-%m-%d_%H%M") + ".jpg"
bash_command = "fswebcam --no-banner -q -r 1600x1200 -p YUYV -S 1 --jpeg 95 /home/pi/gb_data/gb_cam_images/{}" \
.format(file_name)
GPIO.setmode(GPIO.BCM)
GPIO.setup(RELAY_GPIO_PIN, GPIO.OUT) # GPIO Assign mode
time.sleep(1)
GPIO.output(RELAY_GPIO_PIN, GPIO.LOW) # on
process = subprocess.Popen(bash_command.split(), stdout=subprocess.PIPE)
output, error = process.communicate()
def get_meters_data():
file_logger.info("Waiting for meters readings...")
water_temperature, ph, ec = water_data_collect.get_all_meters_data()
file_logger.info("T: {} :: pH: {} :: EC: {} ".format(water_temperature, ph, ec))
return water_temperature, ph, ec
import csv
import time
import water_data_collect
import file_logger
import os
logs_name = 'meters_data_save.log'
file_logger.init(logs_name)
file_logger.info("Init meters data save")
fileName = 'grow_data.csv'
fileFolder = '/home/pi/gb_data/gb_csv/'
ph_cell_number = 6
ec_cell_number = 7
def get_meters_data():
file_logger.info("Waiting for meters readings...")
water_temperature, ph, ec = water_data_collect.get_all_meters_data()
file_logger.info("T: {} :: pH: {} :: EC: {} ".format(water_temperature, ph, ec))
return water_temperature, ph, ec
def write_data(ph, ec): # voc, co2, humidity, temperature, waterTemperature
file_full_path = fileFolder + fileName
with open(file_full_path) as file:
def init():
file_logger.info('Init data save')