def displayLCD():
data = request.get_json()
data = data['lcd_text']
lcd = LCD.Adafruit_CharLCDBackpack(address=0x21)
print_message(lcd, data)
return 'data was received successfully'
def TempAndHumidityLCD(lcdColumns, lcdRows, tempSensor, tempPin):
# Initialize the LCD using the pins
lcd = LCD.Adafruit_CharLCDBackpack(address=0x21)
temperature, humidity = Adafruit_DHT.read(tempSensor, tempPin)
time.sleep(1)
GPIO.cleanup()
temperature = temperature * 9 / 5.0 + 32
temperatureStr = str(temperature)
humidityStr = str(humidity)
# print temp
lcd.set_backlight(0)
lcd.message("Current temp \n" + temperatureStr + " F")
time.sleep(5.0)
lcd.clear()
# print humidity
lcd.set_backlight(0)
lcd.message("Current humidity \n" + humidityStr + " %")
time.sleep(5.0)
lcd.clear()
GPIO.cleanup()
def __init__(self, address=0x20):
self.mMcp = MCP.MCP23017(
address) #create an object to interface with io expander
self.mLcd = LCD.Adafruit_CharLCDBackpack()
self.mLcd.set_backlight(0)
self.mLcd.clear()
self.mLcd.blink(True)
for i in range(self.mRows): #set pins GPA3-A6 as input pins
self.mMcp.setup(self.mRowPins[i], GPIO.IN)
self.mMcp.pullup(self.mRowPins[i], True)
self.mMcp.setup(self.mRelayPins[i], GPIO.OUT)
self.mMcp.output(self.mRelayPins[i], GPIO.HIGH)
def press_button_to_fill():
# configure down button for 5 gallon
button_pin_5_down = 13
# configure down button for 10 gallon
button_pin_10_up = 26
# Used power gpio
power_pin = 18
# set GPIO as GPIO.BOARD
GPIO.setmode(GPIO.BCM)
# Setup button pin asBu input and power pins
GPIO.setup(button_pin_5_down, GPIO.IN, pull_up_down=GPIO.PUD_UP)
GPIO.setup(button_pin_10_up, GPIO.IN, pull_up_down=GPIO.PUD_UP)
GPIO.setup(power_pin, GPIO.OUT)
lcd = LCD.Adafruit_CharLCDBackpack(address=0x21)
# Turn backlight on
lcd.set_backlight(0)
def Fill_keg(button_pin_5_down, power_pin, button_pin_10_up):
while True:
# check if button pressed for 5 gallon
if (GPIO.input(button_pin_5_down) == 0):
# set power on
GPIO.output(power_pin, GPIO.HIGH)
lcd.message('Button is \nPressed')
# Power is off automatically after 5 second
time.sleep(3)
# check if button pressed for 10 gallon
elif (GPIO.input(button_pin_10_up) == 0):
# set power on
GPIO.output(power_pin, GPIO.HIGH)
lcd.message('Button is \nPressed')
# Power is off automatically after 5 second
time.sleep(6)
else:
# it's not pressed, set button off
GPIO.output(power_pin, GPIO.LOW)
lcd.message('Button is not \nPressed \n')
time.sleep(1)
lcd.clear()
GPIO.cleanup()
Fill_keg(button_pin_5_down, power_pin, button_pin_10_up)
def QualityCheck():
# button used as buzzer to check the quality
# change
Qc_empbutton_left = 25
# buzzer
buzzerpin = 18
# set GPIO as GPIO.BOARD
GPIO.setmode(GPIO.BCM)
# Setup button pin asBu input and power pins
GPIO.setup(Qc_empbutton_left, GPIO.IN, pull_up_down=GPIO.PUD_UP)
# buzzer
GPIO.setup(buzzerpin, GPIO.OUT)
# Initialize the LCD using the pins
lcd = LCD.Adafruit_CharLCDBackpack(address=0x21)
# Turn backlight on
lcd.set_backlight(0)
def quality_check(Qc_empbutton_left, lcd, Prep, buzzerpin):
# regular quality check using lcd screen
Prep = True
while Prep:
quality_check = False
# Prep employee sets quality check
if GPIO.input(Qc_empbutton_left) == 1:
# turn on LED
lcd.message('Quality Check request by employee')
GPIO.output(buzzerpin, GPIO.LOW)
time.sleep(5)
# after Quality check complete employee press button for QC Completed
elif GPIO.input(Qc_empbutton_left) == 0:
lcd.message('Employee completed the Quality Check ')
GPIO.output(buzzerpin, GPIO.HIGH)
time.sleep(0.8)
# Wait half a second
time.sleep(5)
Prep = False
else:
lcd.message('Waiting for Request order')
time.sleep(3)
quality_check(quality_check)
def motion_detect_keg():
# Used Motion gpio
motion_pin = 23
# set GPIO as GPIO.BOARD
GPIO.setmode(GPIO.BCM)
GPIO.setup(motion_pin, GPIO.IN)
# Initialize the LCD using the pins
lcd = LCD.Adafruit_CharLCDBackpack(address=0x21)
# Turn backlight on
lcd.set_backlight(0)
def motion_detect_Point_A(motion_pin):
while True:
if GPIO.input(motion_pin) == 0:
lcd.message('Waiting for Keg\n')
time.sleep(0.5)
lcd.clear()
elif GPIO.input(motion_pin) == 1:
lcd.message('Keg is arrived\n')
time.sleep(1)
GPIO.cleanup()
motion_detect_Point_A(motion_pin)
def main(): # Define LCD column and row size for 16x2 LCD. lcd_columns = 16 lcd_rows = 2 lcd_address = 27 # Initialize the LCD using the pins lcd = LCD.Adafruit_CharLCDBackpack() # Turn backlight on lcd.set_backlight(0) ''' ### Demo showing the cursor. lcd.clear() #lcd.show_cursor(True) #lcd.blink(True) ### Stop blinking and showing cursor. #lcd.show_cursor(False) #lcd.blink(False) # Demo scrolling message right/left. lcd.clear() message = 'Scroll' lcd.message(message) for i in range(lcd_columns-len(message)): time.sleep(0.5) lcd.move_right() for i in range(lcd_columns-len(message)): time.sleep(0.5) lcd.move_left() ''' show_time() show_message()
def carbonation_check():
# set type of the sensor for temp
sensor = 11
# set pin number for temp
pin = 4
# Define LCD column and row size for 16x2 LCD.
lcd_columns = 16
lcd_rows = 2
# Initialize the LCD using the pins
lcd = LCD.Adafruit_CharLCDBackpack(address=0x21)
# Initialize the temperature sensor
humidity, temperature = Adafruit_DHT.read_retry(sensor, pin)
# Turn backlight on
lcd.set_backlight(0)
def Carbonation_temp(humidity, temperature, lcd):
# Might need to Record before and after temp and huminity
for i in range(2):
if humidity is not None and temperature is not None:
lcd.message('Temp={0:0.1f} & \nHumidity={1:0.1f}%'.format(temperature, humidity))
# temp sensor will take reading after 2 second
time.sleep(2)
# Record Temperature in text file
with open("file.txt", "w+") as f:
f.write('Temp={0:0.1f} & \nHumidity={1:0.1f}%'.format(temperature, humidity))
f.write('\n')
else:
lcd.message('Failed to get reading. Try again!')
# In 5 seconds LCD will turn off
time.sleep(5)
lcd.clear()
lcd.set_backlight(1)
GPIO.cleanup()
Carbonation_temp(humidity, temperature, lcd)
GPIO.setmode(GPIO.BCM)
hall_pin = 4
buzzer_pin = 5
led_pin = 6
GPIO.setup(hall_pin, GPIO.IN, pull_up_down=GPIO.PUD_UP)
GPIO.setup(buzzer_pin, GPIO.OUT)
GPIO.setup(led_pin, GPIO.OUT)
start_timer = time.time()
taketime = 10
# define LCD column and row size for 16x2 LCD
lcd_columns = 16
lcd_rows = 2
# initialize the I2C
lcd = LCD.Adafruit_CharLCDBackpack(address=0x20)
# turn backlight on
lcd.set_backlight(0)
def hall_pulse(channel):
global pulses
pulses += 1
GPIO.add_event_detect(hall_pin,
GPIO.FALLING,
callback=hall_pulse,
bouncetime=50)
pulses = 0
bus.write_i2c_block_data(address, 0x20, [0x03]) time.sleep(1) bus.write_i2c_block_data(address, 0x20, [0x08]) time.sleep(1) #sound pygame.init() pygame.mixer.init() # Define LCD column and row size for 16x2 LCD. lcd_columns = 16 lcd_rows = 2 # Initialize the LCD using the pins lcd = LCD.Adafruit_CharLCDBackpack() # Turn backlight on lcd.set_backlight(0) # Create an ADS1115 ADC (16-bit) instance. adc = Adafruit_ADS1x15.ADS1115() #Data ready event enabled for altitude, pressure, temperature bus.write_byte_data(0x60, 0x13, 0x07) time.sleep(.5) # Active mode, OSR = 128, Barometer mode bus.write_byte_data(0x60, 0x26, 0x39) time.sleep(.5) #co2 reading
def __init__(self):
# Initialize the LCD using the pins
self.lcd = LCD.Adafruit_CharLCDBackpack(address=0x21)
def clearLCD():
lcd = LCD.Adafruit_CharLCDBackpack(address=0x21)
clear_lcd(lcd)
return 'LCD was cleared successfully'
def __init__(self):
"""
Initializes the module
"""
tlu_hardwarebase.__init__(self)
self.lcd = LCD.Adafruit_CharLCDBackpack(address=self.lcd_address)
def Main():
BrewTask.BrewTaskGET()
RecipeiTableYeast.YeastGet()
segment = SevenSegment.SevenSegment(address=0x70)
# Initialize the display. Must be called once before using the display.
segment.begin()
# initialize ledmatrix
msg = ""
LEDMatrix(cascaded, block_orientation, rotate, msg)
# initialize LCD screen
TempAndHumidityLCD(lcdColumns, lcdRows, tempSensor, tempPin)
lcd = LCD.Adafruit_CharLCDBackpack(address=0x21)
msg = "."
temperature, humidity = Adafruit_DHT.read(tempSensor, tempPin)
time.sleep(1)
GPIO.cleanup()
temperature = temperature * 9 / 5.0 + 32
lcd.set_backlight(0)
lcd.message("Current temp\n" + temperature) # pulled from mother brew
time.sleep(3.0)
lcd.clear()
GPIO.cleanup()
# checking temp
for i in range(0, 6):
# temp too low
if (temperature < 68):
lcd.set_backlight(0)
lcd.message("Temperature is\n" + "too low: " + str(temperature) + " F")
time.sleep(3.0)
lcd.clear()
GPIO.cleanup()
# temp too high
elif (temperature > 78):
lcd.set_backlight(0)
lcd.message("Temperature is\n" + "too high: " + str(temperature) + " F")
time.sleep(3.0)
lcd.clear()
GPIO.cleanup()
# temp acutally worked
elif (temperature == 78):
break
i += 1
lcd.set_backlight(0)
lcd.message("Temperature is:\n" + str(temperature) + " F")
time.sleep(5.0)
lcd.clear()
GPIO.cleanup()
# pull yeast and sugar to check amounts
RecipeiTableYeast.Yeast1Get()
RecipeiTableYeast.Yeast2Get()
RecipeiTableYeast.Yeast3Get()
RecipieTableSugar.SugarGet()
# update API level and gravity check
RecipieTableABV.ABVGet()
# choose second ferment - if/elif branch
SecondFerment.secondFermentGet()
today = datetime.date.today()
# end time
outgoingTemp = datetime.date.today()
FermentDuration.durationGet()
QualityCheck.qualityCheckGet()
FermentClean.CleanGet()
Stepmotor()
# push to boil
print("Ferment Completed.")
imprt CHeckForRecipie