def lcd_setup():
global lcd
global lcd_t
global terminate
global mcp
PCF8574_address = 0x27 # I2C address of the PCF8574 chip.
PCF8574A_address = 0x3F # I2C address of the PCF8574A chip.
# Create PCF8574 GPIO adapter.
try:
mcp = PCF8574_GPIO(PCF8574_address)
except:
try:
mcp = PCF8574_GPIO(PCF8574A_address)
except:
print ('I2C Address Error !')
exit(1)
# Create LCD, passing in MCP GPIO adapter.
lcd = Adafruit_CharLCD(pin_rs=0, pin_e=2, pins_db=[4,5,6,7], GPIO=mcp)
mcp.output(3,1) # turn on LCD backlight
lcd.begin(16,2) # set number of LCD lines and columns
terminate = False
lcd_t = threading.Thread(target = lcd_thread)
lcd_t.daemon = True
lcd_t.start()
def __init__(self, echo=False):
"""
:param echo: Whether or not to echo writes to the logger.
:type echo: bool
"""
from PCF8574 import PCF8574_GPIO
from Adafruit_LCD1602 import Adafruit_CharLCD
self.echo = echo
PCF8574_address = 0x27 # I2C address of the PCF8574 chip.
PCF8574A_address = 0x3F # I2C address of the PCF8574A chip.
logging.info('looking for LCD on i2c bus')
try:
logging.info('trying address ' + str(PCF8574_address) + '.. ')
self.mcp = PCF8574_GPIO(PCF8574_address) # PCF8574 GPIO adapter
logging.info('found PCF8574!')
except:
try:
logging.info('trying addr %s.. ' % str(PCF8574A_address))
self.mcp = PCF8574_GPIO(PCF8574A_address)
logging.info('found PCF8574A!')
except:
logging.error('I2C error')
# create LCD and pass in MCP GPIO adapter
self.lcd = Adafruit_CharLCD(pin_rs=0,
pin_e=2,
pins_db=[4, 5, 6, 7],
GPIO=self.mcp)
self.mcp.output(3, 1) # turn on LCD backlight
self.lcd.begin(16, 2) # set number of LCD lines and columns
self.lcd.message('initializing...')
def destroy(): PCF8574_address = 0x27 # I2C address of the PCF8574 chip. PCF8574A_address = 0x3F # I2C address of the PCF8574A chip. # Create PCF8574 GPIO adapter. mcp = PCF8574_GPIO(PCF8574_address) # Create LCD, passing in MCP GPIO adapter. lcd = Adafruit_CharLCD(pin_rs=0, pin_e=2, pins_db=[4,5,6,7], GPIO=mcp) lcd.clear() #Clear the LCD when game is exited
def __init__(self): #
try:
self.mcp = PCF8574_GPIO(PCF8574_address)
except:
try:
self.mcp = PCF8574_GPIO(PCF8574A_address)
except:
print ('I2C Address Error!')
exit(1)
self.lcd = Adafruit_CharLCD(pin_rs=0, pin_e=2,pins_db=[4,5,6,7], GPIO=self.mcp)
self.mcp.output(3,1)
self.lcd.begin(16,2)
self.max_msg_len=0
self.row1=None
self.row2=None
_thread.start_new_thread(self._scroll_looper,())
def __init__(self, controller):
self.PCF8574_address = 0x27 # I2C address of the PCF8574 chip.
self.PCF8574A_address = 0x3F # I2C address of the PCF8574A chip.
self.mcp = None
self.controller = controller
self.run = True
# Create PCF8574 GPIO adapter.
try:
self.mcp = PCF8574_GPIO(self.PCF8574_address)
except:
try:
self.mcp = PCF8574_GPIO(self.PCF8574A_address)
except:
print('I2C Address Error !')
exit(1)
# Create LCD, passing in MCP GPIO adapter.
self.lcd = Adafruit_CharLCD(pin_rs=0,
pin_e=2,
pins_db=[4, 5, 6, 7],
GPIO=self.mcp)
def create_lcd(pin):
# Setup Display
PCF8574_address = 0x27
PCF8574A_address = 0x3F
# Create MCP
try:
mcp = PCF8574_GPIO(PCF8574_address)
except Exception:
try:
mcp = PCF8574_GPIO(PCF8574A_address)
except Exception as e:
raise e
lcd = Adafruit_CharLCD(pin_rs=0, pin_e=2, pins_db=[4,5,6,7], GPIO=mcp)
# Turn on LCD
mcp.output(pin,1)
lcd.begin(16, 2)
# Return LCD
return lcd
def setup(detection_flag):
PCF8574_address = 0x27
PCF8574A_address = 0x3F
try:
mcp = PCF8574_GPIO(PCF8574_address)
except:
try:
mcp = PCF8574_GPIO(PCF8574A_address)
except:
print('I2C Address Error!')
exit(1)
lcd = Adafruit_CharLCD(pin_rs=0, pin_e=2, pins_db=[4, 5, 6, 7], GPIO=mcp)
loop(mcp, lcd, detection_flag)
def run(self):
PCF8574_address = 0x27 # I2C address of the PCF8574 chip.
PCF8574A_address = 0x3F # I2C address of the PCF8574A chip.
try:
try:
mcp = PCF8574_GPIO(PCF8574_address)
except:
try:
mcp = PCF8574_GPIO(PCF8574A_address)
except:
print('I2C Address Error for motion sensor!')
exit(1)
self.setup()
self.lcd = Adafruit_CharLCD(pin_rs=0,
pin_e=2,
pins_db=[4, 5, 6, 7],
GPIO=mcp)
mcp.output(3, 1) # turn on LCD backlight
self.lcd.begin(16, 2) # set number of LCD lines and columns
self.lcd.setCursor(0, 0) # set cursor position
self.loop()
except KeyboardInterrupt: # When 'Ctrl+C' is pressed, the child program destroy() will be executed.
self.destroy()
def init_LCD():
global lcd
global mcp
PCF8574_address = 0x27 # I2C address of the PCF8574 chip.
PCF8574A_address = 0x3F # I2C address of the PCF8574A chip.
# Create PCF8574 GPIO adapter.
try:
mcp = PCF8574_GPIO(PCF8574_address)
except:
try:
mcp = PCF8574_GPIO(PCF8574A_address)
except:
print('I2C Address Error !')
exit(1)
# Create LCD, passing in MCP GPIO adapter.
lcd = Adafruit_CharLCD(pin_rs=0, pin_e=2, pins_db=[4, 5, 6, 7], GPIO=mcp)
def setuplcd():
global lcd
PCF8574_address = 0x27 # I2C address of the PCF8574 chip.
PCF8574A_address = 0x3F # I2C address of the PCF8574A chip.
# Create PCF8574 GPIO adapter.
try:
mcp = PCF8574_GPIO(PCF8574_address)
except:
try:
mcp = PCF8574_GPIO(PCF8574A_address)
except:
print('I2C Address Error !')
exit(1)
# Create LCD, passing in MCP GPIO adapter.
lcd = Adafruit_CharLCD(pin_rs=0, pin_e=2, pins_db=[4, 5, 6, 7], GPIO=mcp)
mcp.output(3, 1) # turn on LCD backlight
lcd.begin(16, 2) # set number of LCD lines and columns
lcd.setCursor(0, 0) # set cursor position
print('setup end')
temp_alarm = float(2.0)
# variables to hold pir current and last states
current_pir_state = 0
previous_pir_state = 0
PCF8574A_address = 0x3F # I2C address of the PCF8574A chip.
# Create PCF8574 GPIO adapter.
try:
mcp = PCF8574_GPIO(PCF8574A_address)
except:
print('I2C Address Error !')
exit(1)
# Create LCD, passing in MCP GPIO adapter.
lcd = Adafruit_CharLCD(pin_rs=0, pin_e=2, pins_db=[4, 5, 6, 7], GPIO=mcp)
# Print out the temperture until the program is stopped with Ctrl-C
try:
print("Waiting for PIR to settle ...")
# Loop until PIR output is 0
while GPIO.input(pinpir) == 1:
current_pir_state = 0
print("PIR is ready")
setColor(100, 100, 100)
time.sleep(1)
setColor(0, 100, 0)
class LCD1602Display(BasicDisplay):
""" implementation for displaying textual data on a display device
Notes
-----
LCD wiring - RPi (physical)
1 - GND - GND (1)
2 - VCC - 5V (4)
3 - SDA - SDA1 (3)
4 - SCL - SCL1 (5)
"""
def __init__(self, echo=False):
"""
:param echo: Whether or not to echo writes to the logger.
:type echo: bool
"""
from PCF8574 import PCF8574_GPIO
from Adafruit_LCD1602 import Adafruit_CharLCD
self.echo = echo
PCF8574_address = 0x27 # I2C address of the PCF8574 chip.
PCF8574A_address = 0x3F # I2C address of the PCF8574A chip.
logging.info('looking for LCD on i2c bus')
try:
logging.info('trying address ' + str(PCF8574_address) + '.. ')
self.mcp = PCF8574_GPIO(PCF8574_address) # PCF8574 GPIO adapter
logging.info('found PCF8574!')
except:
try:
logging.info('trying addr %s.. ' % str(PCF8574A_address))
self.mcp = PCF8574_GPIO(PCF8574A_address)
logging.info('found PCF8574A!')
except:
logging.error('I2C error')
# create LCD and pass in MCP GPIO adapter
self.lcd = Adafruit_CharLCD(pin_rs=0,
pin_e=2,
pins_db=[4, 5, 6, 7],
GPIO=self.mcp)
self.mcp.output(3, 1) # turn on LCD backlight
self.lcd.begin(16, 2) # set number of LCD lines and columns
self.lcd.message('initializing...')
def clear(self):
""" Clear the display. """
self.lcd.clear()
def display(self, message, trace=None):
""" Display a message.
:param message: The message to display on the device.
:type message: str
:param trace: Ignored. LCD displays can't display graphical traces.
:type trace: bool
"""
self.lcd.clear()
self.lcd.message(message)
if (self.echo):
logging.info(message)
def destroy(self):
""" Clean up the display. """
self.mcp.output(3, 0)
self.lcd.clear()
need_clean = True
PCF8574_address = 0x27 # I2C address of the PCF8574 chip.
PCF8574A_address = 0x3F # I2C address of the PCF8574A chip.
# Create PCF8574 GPIO adapter.
try:
mcp = PCF8574_GPIO(PCF8574_address)
except:
try:
mcp = PCF8574_GPIO(PCF8574A_address)
except:
print ('I2C Address Error !')
exit(1)
# Create LCD, passing in MCP GPIO adapter.
lcd = Adafruit_CharLCD(pin_rs=0, pin_e=2, pins_db=[4,5,6,7], GPIO=mcp)
#Running actual program
print('Ready!')
mcp.output(3,1) # turn on LCD backlight
lcd.begin(16,2) # set number of LCD lines and columns
thread.start_new_thread(send_msg, ("\nAlarm Activated\n\nType 'stop' to stop deactivate it",))
off = 0
#Run infinitely
thread.start_new_thread(while_read,("",))
while True:
#Check for next state
if GPIO.input(PIN) == next_state:
lcd.clear()
PCF8574_address = 0x27 # I2C address of the PCF8574 chip.
PCF8574A_address = 0x3F # I2C address of the PCF8574A chip.
# Create PCF8574 GPIO adapter.
try:
mcp = PCF8574_GPIO(PCF8574_address)
except:
try:
mcp = PCF8574_GPIO(PCF8574A_address)
except:
print('I2C Address Error !')
exit(1)
# Create LCD, passing in MCP GPIO adapter.
lcd = Adafruit_CharLCD(pin_rs=0, pin_e=2, pins_db=[4, 5, 6, 7], GPIO=mcp)
def cls(): print("\n" * 50) # moves current text off of the screen
mcp.output(3, 1) # turn on LCD backlight
lcd.begin(16, 2)
def red(channel):
global i
i = 1
GPIO.output(redLEDpin, GPIO.HIGH)
sleep(.2)
GPIO.output(redLEDpin, GPIO.LOW)
GPIO.setup(
Green, GPIO.OUT
) #Sets GPIO pin 38 to output, as 38 is stored in varable "Green"
GPIO.output(Red, GPIO.LOW) #Sets Red to Low power, or 0, for no LED
GPIO.output(Green, GPIO.LOW) #Sets Green to low power, or 0 for no LED
try:
mcp = PCF8574_GPIO(PCF8574_address)
except:
try:
mcp = PCF8574_GPIO(PCF8574A_address)
except:
print('I2C Address Error !')
exit(1)
lcd = Adafruit_CharLCD(pin_rs=0, pin_e=2, pins_db=[4, 5, 6, 7],
GPIO=mcp) # Create LCD, passing in MCP GPIO adapter.
try:
if __name__ == '__main__':
print('Program is starting ... ')
GPIO.setmode(GPIO.BOARD)
PIN_TRIGGER = 7
PIN_ECHO = 11
GPIO.setup(PIN_TRIGGER, GPIO.OUT)
GPIO.setup(PIN_ECHO, GPIO.IN)
GPIO.output(PIN_TRIGGER, GPIO.LOW)
class Motor(Thread):
def setup(self):
#print ('Program is starting...')
GPIO.setmode(GPIO.BOARD) # Numbers GPIOs by physical location
GPIO.setup(RelayPin, GPIO.OUT) # Set ledPin's mode is output
GPIO.setup(sensorPin, GPIO.IN) # Set sensorPin's mode is input
GPIO.output(RelayPin, True)
def loop(self):
global PrevS
global CurrS
global text
global watertime
for i in range(watertime):
i += 1
GPIO.output(RelayPin, False)
detect = GPIO.input(sensorPin)
if (detect == 1):
CurrS = False
if CurrS != PrevS:
PrevS = CurrS
print('Motion detected')
print('Relay close: Sprinkler Off')
self.lcd.clear()
self.lcd.message('Motion detected. \n' + 'Sprinkler Off.')
sleep(0.7)
self.lcd.clear()
print(text)
self.lcd.message(text)
GPIO.setup(RelayPin, GPIO.IN)
time.sleep(3)
elif (detect == 0):
CurrS = True
if CurrS != PrevS:
PrevS = CurrS
print('No motion')
print('Relay open: Sprinkler On')
self.lcd.clear()
self.lcd.setCursor(0, 0)
self.lcd.message('No motion. \n' + 'Sprinkler On.')
sleep(1)
self.lcd.clear()
print(text)
self.lcd.message(text)
GPIO.setup(RelayPin, GPIO.OUT)
GPIO.output(RelayPin, GPIO.LOW)
GPIO.setup(RelayPin, GPIO.OUT)
sleep(1)
GPIO.cleanup()
def destroy(self):
GPIO.cleanup() # Release resource
self.lcd.clear()
def run(self):
PCF8574_address = 0x27 # I2C address of the PCF8574 chip.
PCF8574A_address = 0x3F # I2C address of the PCF8574A chip.
try:
try:
mcp = PCF8574_GPIO(PCF8574_address)
except:
try:
mcp = PCF8574_GPIO(PCF8574A_address)
except:
print('I2C Address Error for motion sensor!')
exit(1)
self.setup()
self.lcd = Adafruit_CharLCD(pin_rs=0,
pin_e=2,
pins_db=[4, 5, 6, 7],
GPIO=mcp)
mcp.output(3, 1) # turn on LCD backlight
self.lcd.begin(16, 2) # set number of LCD lines and columns
self.lcd.setCursor(0, 0) # set cursor position
self.loop()
except KeyboardInterrupt: # When 'Ctrl+C' is pressed, the child program destroy() will be executed.
self.destroy()
p_R.start(0) # Initial duty Cycle = 0
p_G.start(0)
p_B.start(0)
# Create PCF8574 GPIO adapter.
try:
mcp = PCF8574_GPIO(PCF8574_address)
except:
try:
mcp = PCF8574_GPIO(PCF8574A_address)
except:
print('I2C Address Error !')
exit(1)
# Create LCD, passing in MCP GPIO adapter.
lcd = Adafruit_CharLCD(pin_rs=0, pin_e=2, pins_db=[4, 5, 6, 7], GPIO=mcp)
continue_reading = True
# Capture SIGINT for cleanup when the script is aborted
def destroy():
p_R.stop()
p_G.stop()
p_B.stop()
GPIO.output(buzzerPin, GPIO.LOW)
GPIO.cleanup()
def end_read(signal, frame):
global continue_reading
## setup display stuff (copied from example from freenove) #########
PCF8574_address = 0x27 # I2C address of the PCF8574 chip.
PCF8574A_address = 0x3F # I2C address of the PCF8574A chip.
# Create PCF8574 GPIO adapter.
try:
mcp = PCF8574_GPIO(PCF8574_address)
except:
try:
mcp = PCF8574_GPIO(PCF8574A_address)
except:
print('I2C Address Error !')
exit(1)
# Create LCD, passing in MCP GPIO adapter.
lcd = Adafruit_CharLCD(pin_rs=0, pin_e=2, pins_db=[4, 5, 6, 7], GPIO=mcp)
mcp.output(3,
1) # turn on LCD backlight (set second param to 0 for no backlight)
lcd.begin(16, 2) # set number of LCD lines and columns
lcd.clear() # clear the display in case something was not removed before
def main():
logger.info('Displaying humidity.')
while True:
time, humidity, temperature = get_data()
# display measurements on display
lcd.setCursor(
0, 0
) # set cursor position. this needs to be here, otherwise the display keeps old output
GPIO.setup(pinpir, GPIO.IN)
# variables to hold pir current and last states
current_pir_state = 0
previous_pir_state = 0
PCF8574A_address = 0x27 # I2C address of the PCF8574A chip.
# Create PCF8574 GPIO adapter.
try:
mcp = PCF8574_GPIO(PCF8574A_address)
except:
print('I2C Address Error !')
exit(1)
# Create LCD, passing in MCP GPIO adapter.
lcd = Adafruit_CharLCD(pin_rs=0, pin_e=2, pins_db=[4, 5, 6, 7], GPIO=mcp)
# Print out the temperture until the program is stopped with Ctrl-C
try:
print("Waiting for PIR to settle ...")
# Loop until PIR output is 0
while GPIO.input(pinpir) == 1:
current_pir_state = 0
print("PIR is ready")
time.sleep(1)
mcp.output(3, 1) # turn on LCD backlight
lcd.begin(16, 2) # set number of LCD lines and columns
def setduration():
settings.gallonsneeded = (float(settings.eto[0]) * 165.333)
settings.secondsneeded = (settings.gallonsneeded / 0.283)
val = settings.secondsneeded
print('Need ', val, 'seconds of irrigation at 1020 gallons per hour')
PCF8574_address = 0x27 # I2C address of the PCF8574 chip.
try:
mcp = PCF8574_GPIO(PCF8574_address)
except:
print('I2C Address Error !')
exit(1)
# Create LCD, passing in MCP GPIO adapter.
lcd = Adafruit_CharLCD(pin_rs=0, pin_e=2, pins_db=[4, 5, 6, 7], GPIO=mcp)
#adding event detection for PIR sensor, if detected callback is called
GPIO.add_event_detect(7, GPIO.RISING, callback=PIR_test.loop)
if __name__ == '__main__':
print('Program is starting ... ')
try:
final()
except KeyboardInterrupt:
lcd.clear() # lcd off
GPIO.output(relayPin, GPIO.LOW) # relay off
RPi.GPIO.cleanup()
exit()
def game(play):
while play == 1: #Will continue the game until play again is selected
#########################SET UP LCD#############################
PCF8574_address = 0x27 # I2C address of the PCF8574 chip.
PCF8574A_address = 0x3F # I2C address of the PCF8574A chip.
# Create PCF8574 GPIO adapter.
mcp = PCF8574_GPIO(PCF8574_address)
# Create LCD, passing in MCP GPIO adapter.
lcd = Adafruit_CharLCD(pin_rs=0, pin_e=2, pins_db=[4,5,6,7],
GPIO=mcp)
#turn on LCD backlight
mcp.output(3,1)
lcd.begin(16,2) #set lcd lines and columns
lcd.setCursor(0,0) #set cursor position
lcd.message('Let\'s Play, \n Math Time!')
for i in range(16):
lcd.scrollDisplayRight()
time.sleep(.1)
for i in range(16):
lcd.DisplayLeft()
time.sleep(.1)
################################################################
#Allow user to pick a category
selection = 1.11
while selection <0 or selection >3 or selection == 1.11:
#print 'Select one: \n 1) Addition \n 2) Subtraction \n 3) Multiplication'
lcd.clear()
lcd.setCursor(0,0)
lcd.message('1.Add 2.Subtract \n 3.Multiply :')
selection = input("Which one do you want to play? Pick a number between 1-3:")
lcd.message('{}'.format(selection))
time.sleep(1)
#Allow the user to pick a difficulty
#print 'Select a difficulty: 1) EASY 2) MEDIUM 3) HARD'
difficulty = 1.11
while difficulty < 0 or difficulty > 3 or difficulty == 1.11:
lcd.clear()
lcd.setCursor(0,0)
lcd.message('Difficulty:')
difficulty = input("Difficulty Desired: ")
lcd.message('{}'.format(difficulty))
time.sleep(1)
#Allow the user to select the number of questions they wanna answer
lcd.clear()
lcd.setCursor(0,0)
lcd.message('Questions \n Desired:')
num_questions = input("How many questions do you want? :")
lcd.message('{}'.format(num_questions))
time.sleep(1)
#Select the range based on difficulty
if difficulty == 1:
num_range = 10
elif difficulty == 2:
num_range = 15
else:
num_range = 100
counter = 0 #Counter of questions starts at 0
right_tally = 0 #Questions answered correctly
#-------------------ADDITION------------------------------------#
if selection == 1:
while counter < num_questions:
num1 = random.randint(0,num_range)
num2 = random.randint(0,num_range)
#print("%d + %d = ") %(num1,num2)
lcd.clear()
lcd.setCursor(0,0)
lcd.message("{} + {} =".format(num1,num2))
answer = num1 + num2
user_answer = input("Your Answer:")
lcd.message("{}".format(user_answer))
if answer == user_answer:
led = LED(23)
led.on()
time.sleep(1)
led.off()
right_tally= right_tally + 1
else:
led = LED(12)
led.on()
time.sleep(1)
led.off()
del led
counter = counter + 1
#-------------------SUBTRACTION---------------------------------#
elif selection ==2:
while counter < num_questions:
num1 = random.randint(0,num_range)
num2 = random.randint(0,num_range)
#print("%d - %d = ") %(num1,num2)
lcd.clear()
lcd.setCursor(0,0)
lcd.message("{} - {} =".format(num1,num2))
answer = num1 - num2
user_answer = input("Your Answer:")
lcd.message("{}".format(user_answer))
if answer == user_answer:
led = LED(23)
led.on()
time.sleep(1)
led.off()
right_tally = right_tally + 1
else:
led = LED(12)
led.on()
time.sleep(1)
led.off()
del led
counter = counter + 1
#----------------------Multiplication------------------------------#
elif selection ==3:
while counter < num_questions:
num1 = random.randint(0,num_range)
num2 = random.randint(0,num_range)
#print("%d * %d = ") %(num1,num2)
lcd.clear()
lcd.setCursor(0,0)
lcd.message("{} * {} =".format(num1,num2))
answer = num1 * num2
user_answer = input("Your Answer:")
lcd.message("{}".format(user_answer))
if answer == user_answer:
led = LED(23)
led.on()
time.sleep(1)
led.off()
right_tally = right_tally + 1
else:
led = LED(12)
led.on()
time.sleep(1)
led.off()
del led
counter = counter + 1
#TELL THE USER HOW THEY DID
print("You answered %d/%d questions correctly\n") %(right_tally,num_questions)
lcd.clear()
lcd.setCursor(0,0)
lcd.message("Result: {}/{}".format(right_tally,num_questions))
time.sleep(3)
#ASK THE USER IF THEY WANNA PLAY AGAIN
#print 'Do you want to keep playing?. TYPE 1 for yes or anything else for no'
lcd.clear()
lcd.setCursor(0,0)
lcd.message('Play Again? \n 1.YES 2.NO :')
play = input("Choice:")
if play == 1:
lcd.clear()
lcd.setCursor(0,0)
lcd.message('Playing \n Again!')
time.sleep(1)
#print "\nLet's play again"
else:
#print "\nGood game. Play again Next time!"
lcd.clear()
lcd.setCursor(0,0)
lcd.message("Play Again \n Next Time!")
time.sleep(1)
destroy()
return
lcd.clear
time.sleep(5)
def destroy():
lcd.clear()
PCF8574_address = 0x27
PCF8574A_address = 0x3F #I2C address of the chips
try:
mcp = PCF8574_GPIO(PCF8574_address)
except:
try:
mcp = PCF8574_GPIO(PCF8574A_address)
except:
print(' I2C error')
exit(1)
lcd = Adafruit_CharLCD(pin_rs=0, pin_e=2, pins_db=[4,5,6,7], GPIO=mcp)
if __name__ == '__main__':
try:
loop()
except KeyboardInterrupt:
destroy()
GPIO.cleanup()
exit()
class HT_sensor(Thread):
def setup(self):
# motion sensor & Relay
GPIO.setmode(GPIO.BOARD) # Numbers GPIOs by physical location
GPIO.setup(RelayPin, GPIO.OUT) # Set ledPin's mode is output
GPIO.setup(sensorPin, GPIO.IN) # Set sensorPin's mode is input
def loop(self):
global text
global watertime
global hourhum_val
global hourtemp_val
global cnt_hour
global result_hum
global result_temp
global cnt_hum
global cnt_temp
#print(date+"(inside loop)")
dht = DHT.DHT(DHTPin) #create a DHT class object
sumCnt = 0 #number of reading times
hourhum_val = hourtemp_val = cnt_hour = 0
cimis_tmp = None
for cnt_hour in range(60):
if (cimis_tmp == None):
try:
global data
data = requests.get(self.url).json()
except HTTPError as http_err:
print("HTTP error occurred:", http_err)
except Exception as err:
print("Other error occurred:", err)
else:
cimis_tmp = data['Data']['Providers'][0]['Records'][
self.now.hour - 2]['HlyAirTmp']['Value']
print("cimis success")
for i in range(60):
sumCnt += 1 #counting number of reading times
chk = dht.readDHT11(
) #read DHT11 and get a return value. Then determine whether data read is normal according to the return value.
print("The sumCnt is : %d, \t chk : %d" % (sumCnt, chk))
if (
chk is dht.DHTLIB_OK
): #read DHT11 and get a return value. Then determine whether data read is normal according to the return value.
print("DHT11,OK!")
result_hum += dht.humidity
result_temp += dht.temperature * 1.8 + 32 #dht.temp in Celsius
cnt_hum += 1
cnt_temp += 1
elif (chk is
dht.DHTLIB_ERROR_CHECKSUM): #data check has errors
print("DHTLIB_ERROR_CHECKSUM!!")
elif (chk is dht.DHTLIB_ERROR_TIMEOUT): #reading DHT times out
print("DHTLIB_ERROR_TIMEOUT!")
else: #other errors
print("Other error!")
print("Humidity : %.2f, \t Temperature : %.2f \n" %
(dht.humidity,
dht.temperature * 1.8 + 32)) # dht.temp in Celsius
sleep(1)
self.lcd.DisplayLeft()
i += 1
print("%.2f " % (result_temp / cnt_temp))
print("%.2f " % (result_hum / cnt_hum))
self.lcd.setCursor(0, 0)
self.lcd.message("%.2f " % (result_temp / cnt_temp))
self.lcd.setCursor(0, 1)
self.lcd.message("%.2f " % (result_hum / cnt_hum))
hourtemp_val += result_temp / cnt_temp
hourhum_val += result_hum / cnt_hum
cnt_hour += 1
def destroy(self):
self.lcd.clear()
GPIO.cleanup()
def run(self):
PCF8574_address = 0x27 # I2C address of the PCF8574 chip.
PCF8574A_address = 0x3F # I2C address of the PCF8574A chip.
global result_hum
global result_temp
global cnt_hum
global cnt_temp
global cnt_hour
global hourtemp_val
global hourhum_val
global data
# Create PCF8574 GPIO adapter.
try:
# self.lcd
try:
mcp = PCF8574_GPIO(PCF8574_address)
except:
try:
mcp = PCF8574_GPIO(PCF8574A_address)
except:
print('I2C Address Error for HT_sensor!')
exit(1)
# Create self.lcd, passing in MCP GPIO adapter.
self.lcd = Adafruit_CharLCD(pin_rs=0,
pin_e=2,
pins_db=[4, 5, 6, 7],
GPIO=mcp)
mcp.output(3, 1) # turn on LCD backlight
self.lcd.begin(16, 2) # set number of LCD lines and columns
self.lcd.setCursor(0, 0) # set cursor position
self.lcd.clear()
self.lcd.message(
"Weather Station\n") #display main title of progra
self.lcd.message("sampling data..\n")
self.setup()
header = "Date\t\tHour\tLocalHum\tLocalTmp\tLocalEto\tCIMISHum\tCIMISTmp\tCIMISEto\n"
if not open("file.txt").readlines():
print("empty file, write header")
open("file.txt", "w").write(header)
else:
print("file not empty")
print(open("file.txt").readlines())
while (True):
self.now = datetime.now()
if self.now.hour == 0 or self.now.hour == 1 or self.now.hour == 2:
self.now_list = [
str(self.now.year),
str(self.now.month),
str(self.now.day - 1)
]
hour = self.now.hour + 22
else:
self.now_list = [
str(self.now.year),
str(self.now.month),
str(self.now.day)
]
hour = self.now.hour - 2
#self.now_list = [str(self.now.year), str(self.now.month), str(self.now.day)]
date = self.now_list[0] + "-" + self.now_list[
1] + "-" + self.now_list[2]
print(date)
print(hour)
self.url = "http://et.water.ca.gov/api/data?appKey=55a1b0c5-298b-4fd5-9c42-2576c839580d&targets=75&startDate=" + date + "&endDate=" + date + "&unitOfMeasure=E&dataItems=hly-eto,hly-air-tmp,hly-rel-hum"
self.loop()
print("Humidity : %.2f, \t Temperature : %.2f \n" %
(result_hum / cnt_hum, result_temp / cnt_temp))
# self.now = datetime.now()
# if self.now.hour == 0 or self.now.hour == 1 or self.now.hour == 2:
# self.now_list = [str(self.now.year), str(self.now.month), str(self.now.day-1)]
# hour = self.now.hour+22
# else:
# self.now_list = [str(self.now.year), str(self.now.month), str(self.now.day)]
# hour = self.now.hour-2
#
# #self.now_list = [str(self.now.year), str(self.now.month), str(self.now.day)]
# date = self.now_list[0]+"-"+self.now_list[1]+"-"+self.now_list[2]
# print(date)
# print(hour)
#
#
# #self.url = "http://et.water.ca.gov/api/data?appKey=55a1b0c5-298b-4fd5-9c42-2576c839580d&targets=75&startDate="+self.now.strftime("%Y-%m-%d")+"&endDate="+self.now.strftime("%Y-%m-%d")+"&unitOfMeasure=M&dataItems=hly-eto,hly-air-tmp,hly-rel-hum"
# #self.url = "http://et.water.ca.gov/api/data?appKey=55a1b0c5-298b-4fd5-9c42-2576c839580d&targets=75&startDate=2019-6-12&endDate=2019-6-12&unitOfMeasure=M&dataItems=hly-eto,hly-air-tmp,hly-rel-hum"
# self.url = "http://et.water.ca.gov/api/data?appKey=55a1b0c5-298b-4fd5-9c42-2576c839580d&targets=75&startDate="+date+"&endDate="+date+"&unitOfMeasure=E&dataItems=hly-eto,hly-air-tmp,hly-rel-hum"
# data=requests.get(self.url).json()
for index in range(
0, len(data['Data']['Providers'][0]['Records'])):
if index == hour:
#print(index)
cimis_hour = data['Data']['Providers'][0]['Records'][
index]['Hour']
print('Hour= ', cimis_hour)
cimis_eto = float(
data['Data']['Providers'][0]['Records'][index]
['HlyEto']['Value'])
cimis_hum = float(
data['Data']['Providers'][0]['Records'][index]
['HlyRelHum']['Value'])
cimis_tmp = float(
data['Data']['Providers'][0]['Records'][index]
['HlyAirTmp']['Value'])
#print('Hour= ', cimis_hour)
print('Eto = ', cimis_eto)
print('RelHum= ', cimis_hum)
print('AirTemp= ', cimis_tmp)
#
# cimis_tmp = 78
# cimis_hum = 63
# cimis_eto = 0.01
local_hum = hourhum_val / 60
local_tmp = hourtemp_val / 60
local_eto = cimis_eto * (local_tmp / cimis_tmp) * (cimis_hum /
local_hum)
print("%.2f" % (local_eto))
waters = (local_eto * 1.0 * 200 * 0.62) / 0.75
watertime = waters / 1020 * 60 * 60
# waterdiff = waters/((cimis_eto*1.0*200*0.62)/0.75) # we cannot calculate the waterdiff when cimis_eto is 0
# watertime = 30 # for test
text = 'Local: Hum:' + "%.2f " % (
local_hum
) + 'Temp:' + "%.2f " % (local_tmp) + 'Eto:' + "%.2f " % (
local_eto) + 'wa:' + "%.2f" % (
waters) + '\n' + 'CIMIS: Hum:' + "%.2f " % (
cimis_hum) + 'Temp:' + "%.2f " % (
cimis_tmp) + 'Eto:' + "%.2f " % (
cimis_eto) + "%.2f" % (waterdiff) + '\n'
self.lcd.setCursor(6, 0)
self.lcd.message('L: H:' + "%.2f " % (local_hum) + 'T:' +
"%.2f " % (local_tmp) + 'Eto:' + "%.2f " %
(local_eto) + 'wa:' + "%.2f" % (waters))
self.lcd.setCursor(6, 1)
self.lcd.message('C: H:' + "%.2f " % (cimis_hum) + 'T:' +
"%.2f " % (cimis_tmp) + 'Eto:' + "%.2f " %
(cimis_eto) + 'wd:' + "%.2f" % (waterdiff))
#output = date+'\t'+self.now.hour+':00\t'+local_hum+'\t'+local_tmp+'\t'+repr(local_eto)+'\t'+cimis_hum+'\t'+cimis_tmp+'\t'+cimis_eto+'\n'
output = "{}\t{}\t{}\t\t{}\t\t{}\t\t{}\t\t{}\t\t{}\n".format(
date, cimis_hour, "%.2f" % (local_hum),
"%.2f" % (local_tmp), "%.2f" % (local_eto), cimis_hum,
cimis_tmp, cimis_eto)
print(output)
open("file.txt", "a").write(output)
result_hum = result_temp = cnt_hum = cnt_temp = 0
except KeyboardInterrupt:
self.destroy()
exit()
import random
import math
from PCF8574 import PCF8574_GPIO
from Adafruit_LCD1602 import Adafruit_CharLCD
from time import sleep, strftime
from datetime import datetime
#Select default play to 1 (YES)
play = 1
PCF8574_address = 0x27 # I2C address of the PCF8574 chip.
PCF8574A_address = 0x3F # I2C address of the PCF8574A chip.
# Create PCF8574 GPIO adapter.
mcp = PCF8574_GPIO(PCF8574_address)
# Create LCD, passing in MCP GPIO adapter.
lcd = Adafruit_CharLCD(pin_rs=0, pin_e=2, pins_db=[4, 5, 6, 7], GPIO=mcp)
while play == 1:
#Create LCD
lcd = Adafruit_CharLCD(pin_rs=0, pin_e=2, pins_db=[4, 5, 6, 7], GPIO=mcp)
#turn on LCD backlight
mcp.output(3, 1)
lcd.begin(16, 2) #set lcd lines and columns
lcd.setCursor(0, 0) #set cursor position
lcd.message('Let\'s play!')
for i in range(16):
lcd.scrollDisplayRight()
time.sleep(.1)
for i in range(16):
lcd.DisplayLeft()
def main():
global emptySpaces
PCF8574_address = 0x27 # I2C address of the PCF8574 chip.
PCF8574A_address = 0x3F # I2C address of the PCF8574A chip.
# Create PCF adapter
try:
mcp = PCF8574_GPIO(PCF8574_address)
except:
try:
mcp = PCF8574_GPIO(PCF8574A_address)
except:
print('I2C Address Error !')
exit(1)
# Create LCD, passing in MCP GPIO adapter.
lcd = Adafruit_CharLCD(pin_rs=0, pin_e=2, pins_db=[4, 5, 6, 7], GPIO=mcp)
mcp.output(3, 1) # LCD hattervilagitas
lcd.clear()
lcd.begin(16, 2) # Sorok oszlopok beallitasa
lcd.setCursor(0, 0)
lcd.message('Szabad helyek:\n')
lcd.message(str(emptySpaces))
mydb = mysql.connector.connect(host="localhost",
user="******",
passwd="benc1e",
database="db")
mydb2 = mysql.connector.connect(host="localhost",
user="******",
passwd="benc1e",
database="db2")
cursor1 = mydb.cursor()
cursor2 = mydb2.cursor()
sql_addcard_db = "INSERT INTO parking (cardnumber) VALUES (%s)"
sql_addcard_db2 = "INSERT INTO parked (cardnumber) VALUES (%s)"
sql_deletecard_db2 = "DELETE FROM parked WHERE cardnumber = %s"
sql_select_db = "SELECT cardnumber FROM parking WHERE cardnumber = %s"
sql_select_db2 = "SELECT cardnumber FROM parked WHERE cardnumber = %s"
cursor2.execute("DELETE FROM parked")
mydb2.commit()
global totalSpaces
counter = 0
initTwitter() #twitter inicializacio
try:
while True:
lcd.clear()
lcd.setCursor(0, 0)
lcd.message('Szabad helyek:\n')
time.sleep(1)
lcd.message(str(emptySpaces))
counter = counter + 1
if (counter > 10):
counter = 0
tweetString("Jelenleg a szabad helyek szama: " +
str(emptySpaces))
print("Elindult a while true")
print(str(emptySpaces))
uidd = getUID()
val = (str(uidd[0]) + "," + str(uidd[1]) + "," + str(uidd[2]) +
"," + str(uidd[3]) + "," + str(uidd[4]))
cursor2.execute(sql_select_db2, (val, ))
if cursor2.fetchone():
blinkLed(gLedPin)
lcd.clear()
lcd.setCursor(0, 0)
lcd.message('Viszontlatasra')
print("Viszontlatasra")
if (
emptySpaces != totalSpaces
): #biztositjuk hogy a szabad helyek erteke a vart hatarakon belul maradjon
emptySpaces += 1
cursor2.execute(sql_deletecard_db2, (val, ))
mydb2.commit()
time.sleep(sleepInterval)
else:
cursor1.execute(sql_select_db, (val, ))
if (cursor1.fetchone() is not None) & (
emptySpaces > 0
): #ha az uid az adatbazisban van ES van meg ures hely
lcd.clear()
lcd.setCursor(0, 0)
lcd.message('Belepes\n')
lcd.message('engedelyezve')
print("Belepes engedelyezve!")
if (
emptySpaces != 0
): #biztositjuk hogy a szabad helyek erteke a vart hatarakon belul maradjon
emptySpaces -= 1
GPIO.output(gLedPin, GPIO.HIGH)
#GPIO.output(gatePin, GPIO.HIGH) #aktivaljuk a gate pin-t
cursor2.execute(sql_addcard_db2, (val, ))
mydb2.commit()
while (not isThereACar()):
lcd.clear()
lcd.setCursor(0, 0)
lcd.message('Belepes\n')
lcd.message('engedelyezve.')
time.sleep(0.2)
lcd.clear()
lcd.setCursor(0, 0)
lcd.message('Belepes\n')
lcd.message('engedelyezve..')
time.sleep(0.2)
lcd.clear()
lcd.setCursor(0, 0)
lcd.message('Belepes\n')
lcd.message('engedelyezve...')
time.sleep(0.2)
print("")
lcd.clear()
lcd.setCursor(0, 0)
lcd.message('Auto\n')
lcd.message('megerkezett')
print("Auto megerkezett")
time.sleep(sleepInterval)
GPIO.output(gLedPin, GPIO.LOW)
print("Lecsukjuk a kaput")
#GPIO.output(gatePin, GPIO.LOW)
else:
if emptySpaces == 0:
lcd.clear()
lcd.setCursor(0, 0)
lcd.message('Nincs hely')
print("Nincs szabad hely!")
blinkLed(rLedPin)
else:
lcd.clear()
lcd.setCursor(0, 0)
lcd.message('Nincs az\n')
lcd.message('adatbazisban')
print("Nem szerepel ez a kartya az adatbazisban!")
blinkLed(rLedPin)
time.sleep(1)
except KeyboardInterrupt: #biztonsagi megfontolasbol mindent leallitunk
GPIO.output(gLedPin, GPIO.LOW)
GPIO.output(rLedPin, GPIO.LOW)
GPIO.cleanup()
cursor2.execute("DELETE FROM parked")
mydb2.commit()
cursor1.close()
cursor2.close()
mydb.close()
mydb2.close()
lcd.clear()
class LCDDisplay():
def __init__(self, controller):
self.PCF8574_address = 0x27 # I2C address of the PCF8574 chip.
self.PCF8574A_address = 0x3F # I2C address of the PCF8574A chip.
self.mcp = None
self.controller = controller
self.run = True
# Create PCF8574 GPIO adapter.
try:
self.mcp = PCF8574_GPIO(self.PCF8574_address)
except:
try:
self.mcp = PCF8574_GPIO(self.PCF8574A_address)
except:
print('I2C Address Error !')
exit(1)
# Create LCD, passing in MCP GPIO adapter.
self.lcd = Adafruit_CharLCD(pin_rs=0,
pin_e=2,
pins_db=[4, 5, 6, 7],
GPIO=self.mcp)
def get_time_now(self): # get system time
return datetime.now().strftime(' %H:%M:%S')
def loop(self):
self.mcp.output(3, 1) # turn on LCD backlight
self.lcd.begin(16, 2) # set number of LCD lines and columns
while (self.run):
self.lcd.setCursor(0, 0) # set cursor position
self.lcd.message(self.get_time_now()) # display the time
self.lcd.setCursor(0, 1) # set cursor position
self.lcd.message(self.controller.get_finger_status())
sleep(0.2)
if self.run == True:
self.lcd.clear()
def destroy(self):
self.run = False
self.lcd.clear()
from gpiozero import LED, Button
from time import sleep
import os
from subprocess import check_output
from mpd import MPDClient
import re
from PCF8574 import PCF8574_GPIO
from Adafruit_LCD1602 import Adafruit_CharLCD
volume = 0
current = "None"
client = MPDClient()
mpc = PCF8574_GPIO(0x27)
lcd = Adafruit_CharLCD(pin_rs=0, pin_e=2, pins_db=[4, 5, 6, 7], GPIO=mpc)
status = "None"
def toggle():
os.popen("mpc toggle")
getPlayPause()
printToScreen()
def volumeUp():
lcd.clear()
global volume
v = int(volume)
x = v % 10
if x > 0: v += 10 - x
else: v += 10
if v <= 100:
def run(self):
PCF8574_address = 0x27 # I2C address of the PCF8574 chip.
PCF8574A_address = 0x3F # I2C address of the PCF8574A chip.
global result_hum
global result_temp
global cnt_hum
global cnt_temp
global cnt_hour
global hourtemp_val
global hourhum_val
global data
# Create PCF8574 GPIO adapter.
try:
# self.lcd
try:
mcp = PCF8574_GPIO(PCF8574_address)
except:
try:
mcp = PCF8574_GPIO(PCF8574A_address)
except:
print('I2C Address Error for HT_sensor!')
exit(1)
# Create self.lcd, passing in MCP GPIO adapter.
self.lcd = Adafruit_CharLCD(pin_rs=0,
pin_e=2,
pins_db=[4, 5, 6, 7],
GPIO=mcp)
mcp.output(3, 1) # turn on LCD backlight
self.lcd.begin(16, 2) # set number of LCD lines and columns
self.lcd.setCursor(0, 0) # set cursor position
self.lcd.clear()
self.lcd.message(
"Weather Station\n") #display main title of progra
self.lcd.message("sampling data..\n")
self.setup()
header = "Date\t\tHour\tLocalHum\tLocalTmp\tLocalEto\tCIMISHum\tCIMISTmp\tCIMISEto\n"
if not open("file.txt").readlines():
print("empty file, write header")
open("file.txt", "w").write(header)
else:
print("file not empty")
print(open("file.txt").readlines())
while (True):
self.now = datetime.now()
if self.now.hour == 0 or self.now.hour == 1 or self.now.hour == 2:
self.now_list = [
str(self.now.year),
str(self.now.month),
str(self.now.day - 1)
]
hour = self.now.hour + 22
else:
self.now_list = [
str(self.now.year),
str(self.now.month),
str(self.now.day)
]
hour = self.now.hour - 2
#self.now_list = [str(self.now.year), str(self.now.month), str(self.now.day)]
date = self.now_list[0] + "-" + self.now_list[
1] + "-" + self.now_list[2]
print(date)
print(hour)
self.url = "http://et.water.ca.gov/api/data?appKey=55a1b0c5-298b-4fd5-9c42-2576c839580d&targets=75&startDate=" + date + "&endDate=" + date + "&unitOfMeasure=E&dataItems=hly-eto,hly-air-tmp,hly-rel-hum"
self.loop()
print("Humidity : %.2f, \t Temperature : %.2f \n" %
(result_hum / cnt_hum, result_temp / cnt_temp))
# self.now = datetime.now()
# if self.now.hour == 0 or self.now.hour == 1 or self.now.hour == 2:
# self.now_list = [str(self.now.year), str(self.now.month), str(self.now.day-1)]
# hour = self.now.hour+22
# else:
# self.now_list = [str(self.now.year), str(self.now.month), str(self.now.day)]
# hour = self.now.hour-2
#
# #self.now_list = [str(self.now.year), str(self.now.month), str(self.now.day)]
# date = self.now_list[0]+"-"+self.now_list[1]+"-"+self.now_list[2]
# print(date)
# print(hour)
#
#
# #self.url = "http://et.water.ca.gov/api/data?appKey=55a1b0c5-298b-4fd5-9c42-2576c839580d&targets=75&startDate="+self.now.strftime("%Y-%m-%d")+"&endDate="+self.now.strftime("%Y-%m-%d")+"&unitOfMeasure=M&dataItems=hly-eto,hly-air-tmp,hly-rel-hum"
# #self.url = "http://et.water.ca.gov/api/data?appKey=55a1b0c5-298b-4fd5-9c42-2576c839580d&targets=75&startDate=2019-6-12&endDate=2019-6-12&unitOfMeasure=M&dataItems=hly-eto,hly-air-tmp,hly-rel-hum"
# self.url = "http://et.water.ca.gov/api/data?appKey=55a1b0c5-298b-4fd5-9c42-2576c839580d&targets=75&startDate="+date+"&endDate="+date+"&unitOfMeasure=E&dataItems=hly-eto,hly-air-tmp,hly-rel-hum"
# data=requests.get(self.url).json()
for index in range(
0, len(data['Data']['Providers'][0]['Records'])):
if index == hour:
#print(index)
cimis_hour = data['Data']['Providers'][0]['Records'][
index]['Hour']
print('Hour= ', cimis_hour)
cimis_eto = float(
data['Data']['Providers'][0]['Records'][index]
['HlyEto']['Value'])
cimis_hum = float(
data['Data']['Providers'][0]['Records'][index]
['HlyRelHum']['Value'])
cimis_tmp = float(
data['Data']['Providers'][0]['Records'][index]
['HlyAirTmp']['Value'])
#print('Hour= ', cimis_hour)
print('Eto = ', cimis_eto)
print('RelHum= ', cimis_hum)
print('AirTemp= ', cimis_tmp)
#
# cimis_tmp = 78
# cimis_hum = 63
# cimis_eto = 0.01
local_hum = hourhum_val / 60
local_tmp = hourtemp_val / 60
local_eto = cimis_eto * (local_tmp / cimis_tmp) * (cimis_hum /
local_hum)
print("%.2f" % (local_eto))
waters = (local_eto * 1.0 * 200 * 0.62) / 0.75
watertime = waters / 1020 * 60 * 60
# waterdiff = waters/((cimis_eto*1.0*200*0.62)/0.75) # we cannot calculate the waterdiff when cimis_eto is 0
# watertime = 30 # for test
text = 'Local: Hum:' + "%.2f " % (
local_hum
) + 'Temp:' + "%.2f " % (local_tmp) + 'Eto:' + "%.2f " % (
local_eto) + 'wa:' + "%.2f" % (
waters) + '\n' + 'CIMIS: Hum:' + "%.2f " % (
cimis_hum) + 'Temp:' + "%.2f " % (
cimis_tmp) + 'Eto:' + "%.2f " % (
cimis_eto) + "%.2f" % (waterdiff) + '\n'
self.lcd.setCursor(6, 0)
self.lcd.message('L: H:' + "%.2f " % (local_hum) + 'T:' +
"%.2f " % (local_tmp) + 'Eto:' + "%.2f " %
(local_eto) + 'wa:' + "%.2f" % (waters))
self.lcd.setCursor(6, 1)
self.lcd.message('C: H:' + "%.2f " % (cimis_hum) + 'T:' +
"%.2f " % (cimis_tmp) + 'Eto:' + "%.2f " %
(cimis_eto) + 'wd:' + "%.2f" % (waterdiff))
#output = date+'\t'+self.now.hour+':00\t'+local_hum+'\t'+local_tmp+'\t'+repr(local_eto)+'\t'+cimis_hum+'\t'+cimis_tmp+'\t'+cimis_eto+'\n'
output = "{}\t{}\t{}\t\t{}\t\t{}\t\t{}\t\t{}\t\t{}\n".format(
date, cimis_hour, "%.2f" % (local_hum),
"%.2f" % (local_tmp), "%.2f" % (local_eto), cimis_hum,
cimis_tmp, cimis_eto)
print(output)
open("file.txt", "a").write(output)
result_hum = result_temp = cnt_hum = cnt_temp = 0
except KeyboardInterrupt:
self.destroy()
exit()
lcd.clear()
PCF8574_address = 0x27 # I2C address of the PCF8574 chip.
PCF8574A_address = 0x3F # I2C address of the PCF8574A chip.
# Create PCF8574 GPIO adapter.
try:
mcp = PCF8574_GPIO(PCF8574_address)
except:
try:
mcp = PCF8574_GPIO(PCF8574A_address)
except:
print('I2C Address Error !')
exit(1)
# Create LCD, passing in MCP GPIO adapter.
lcd = Adafruit_CharLCD(pin_rs=0, pin_e=2, pins_db=[4, 5, 6, 7], GPIO=mcp)
mcp.output(3, 1) # turn on LCD backlight
lcd.begin(16, 2) # set number of LCD lines and columns
if __name__ == '__main__':
print('Program is starting ... ')
try:
loop()
except KeyboardInterrupt:
destroy()
def display_lcd_line1(message):
lcd.setCursor(0, 0) # set cursor position
lcd.message(message) # display CPU temperature
class LCD(object):
MAX_FIXED_MSG_LEN=16
def __init__(self): #
try:
self.mcp = PCF8574_GPIO(PCF8574_address)
except:
try:
self.mcp = PCF8574_GPIO(PCF8574A_address)
except:
print ('I2C Address Error!')
exit(1)
self.lcd = Adafruit_CharLCD(pin_rs=0, pin_e=2,pins_db=[4,5,6,7], GPIO=self.mcp)
self.mcp.output(3,1)
self.lcd.begin(16,2)
self.max_msg_len=0
self.row1=None
self.row2=None
_thread.start_new_thread(self._scroll_looper,())
def destroy(self):
self.lcd.clear()
def _scroll_looper(self,*argc):
while True:
if(self.max_msg_len>self.MAX_FIXED_MSG_LEN):self.lcd.DisplayLeft()
sleep(0.5)
def display_row1(self,msg='Default message'):
# self.lcd.clear()
self.lcd.setCursor(0,0)
self.row1=msg
self.lcd.message(msg)
self.max_msg_len=max(len(msg),self.max_msg_len)
def display_row2(self,msg='Default scrolling message'): # display scrolling message on the specific line
# self.lcd.clear()
self.lcd.setCursor(0,1)
self.row2=msg
self.lcd.message(msg)
self.max_msg_len=max(len(msg),self.max_msg_len)
def update_row1(self,msg='Default message'):
if msg!=self.row1:self.display_row1(msg)
def update_row2(self,msg='Default scrolling message'):
if msg!=self.row2:self.display_row2(msg)
