def checktemp():
while True:
global humidity
global temperature
humidity, temperature = Adafruit_DHT.read_retry(11, 4)
print 'Temp: {0:0.1f} C Humidity: {1:0.1f} %'.format(temperature, humidity)
lcd.show('Temperat: {0:0.1f} C'.format(temperature),'Humidity: {0:0.1f} %'.format(humidity))
time.sleep(0.5)
def signal_handler(sig, frame):
""" cleanup on exit """
print('You pressed Ctrl+C!')
if log:
log.close()
sensors.Sensor.exitapp = True
print "awaiting threads to stop"
while threading.active_count() > 1:
time.sleep(0.1)
GPIO.output(LED_OK, False)
GPIO.output(LED_ERROR, False)
lcd.show("", "")
GPIO.cleanup()
sys.exit(0)
def show_status():
""" show sensors status or alerts on lcd display """
global btn_info_ispressed, error_index
global timer_lcd, timer_errdisp
global status_index
# check press on up button
if not btn_info_ispressed:
if GPIO.input(BTN_INFO):
btn_info_ispressed = True
timer_errdisp = now
error_index += 1
else:
btn_info_ispressed = GPIO.input(BTN_INFO)
# show errors on lcd
if now < (timer_errdisp + DELAY_ERRDISP):
errorlist = get_errorlist()
if len(errorlist) > 0:
error_index %= len(errorlist)
lcd.show(errorlist[error_index].name, errorlist[error_index].msg)
# show status on lcd
elif now > timer_lcd:
error_index = 0
while now > timer_lcd:
timer_lcd += DELAY_DISPLAY
_list = sensors.getlist('Thermometer')
if status_index < len(_list):
_sensor = _list[status_index]
_msg = str(round(_sensor.value, 1)) + \
chr(223) + " " + _sensor.name
status_index += 1
else:
_msg = getipaddress()
status_index = 0
lcd.show("tmon " + __version__, _msg)
def send_sms(to, message):
""" does what it says """
twilio = cfg['twilio']
if DEBUG:
print("ERROR: " + to + ":"+message)
return True
try:
account = twilio['account_sid']
token= twilio['auth_token']
client = TwilioRestClient(account,token)
client.messages.create(
to= to,
from_= twilio['number'], body= message)
except twilio.rest.exceptions.TwilioRestException:
lcd.show(to, "not SMS capable")
return False
except twilio.rest.exceptions:
lcd.show("Error:","Twilio SMS fault")
return False
return True
def __init__(self, db_server, db_name, db_user, db_pass, db_expire):
self.cursor = None
self.db = None
self.cursor = None
self.expire = int(db_expire)
# create database object
try:
self.db = MySQLdb.connect(db_server, db_user, db_pass)
self.cursor = self.db.cursor()
except MySQLdb.Warning as e:
lcd.show("DB open warning", "OK")
except MySQLdb.Error as e:
lcd.show("DB open failed:", "TMON Stopped")
sys.exit(1)
# create database
try:
self.cursor.execute("CREATE DATABASE IF NOT EXISTS tmon")
self.cursor.execute("USE " + db_name)
except MySQLdb.Warning as e:
lcd.show("DB create warn", "OK")
except MySQLdb.Error as e:
lcd.show("DB create fault:", "Failed")
self.db.rollback()
self.db.close()
sys.exit(1)
# create log table
try:
self.cursor.execute(("CREATE TABLE IF NOT EXISTS log("
"id INT NOT NULL PRIMARY KEY AUTO_INCREMENT,"
"timestamp DATETIME,"
"type CHAR(1),"
"sensor VARCHAR(20),"
"value DECIMAL(4,1)"
") "))
except MySQLdb.Warning as e:
lcd.show("DB create table", "OK")
except MySQLdb.Error as e:
lcd.show("DB new table", "Failed: Stopped")
self.db.rollback()
self.db.close()
sys.exit(1)
def addInfo():
global temperature
global humidity
while True:
time.sleep(10)
os.system("/usr/bin/curl -k -s http://127.0.0.1/insert/temp/{0:0.1f}/hum/{1:0.1f} > /dev/null".format(temperature, humidity))
def sendemail():
time.sleep(10)
os.system("/usr/bin/curl -k -s http://127.0.0.1/sendemail > /dev/null")
def checktemp():
while True:
global humidity
global temperature
humidity, temperature = Adafruit_DHT.read_retry(11, 4)
print 'Temp: {0:0.1f} C Humidity: {1:0.1f} %'.format(temperature, humidity)
lcd.show('Temperat: {0:0.1f} C'.format(temperature),'Humidity: {0:0.1f} %'.format(humidity))
time.sleep(0.5)
#Start Main
try:
main()
except KeyboardInterrupt:
pass
finally:
alarm.stop()
lcd.show('Termostato','parado')
def conway_go(num_frames):
for i in range(num_frames):
conway_step() # do 1 iteration
lcd.show() # update the LCD
pyb.delay(300)
def conway_go(num_frames):
for i in range(num_frames):
conway_step() # do 1 iteration
lcd.show() # update the LCD
pyb.delay(300)
# *****************************************************
# main
# *****************************************************
# initialize
check_cfg()
# init GPIO for thermometers
os.system('modprobe w1-gpio')
os.system('modprobe w1-therm')
signal.signal(signal.SIGINT, signal_handler)
gpio_init()
lcd.init()
lcd.show("tmon " + __version__, "initializing ...")
sensors.create()
# check for IP address
_count = 0
while not getipaddress():
_count = _count+1
time.sleep(1)
lcd.show("start delayed","waiting for IP")
if _count > 10:
lcd.writeline("err: No IP", 2)
terminate("No IP address was found")
lcd.writeline(getipaddress(), 2)
# hold execution while info button is pressed
def __init__(self, db_server, db_name, db_user, db_pass, db_expire):
self.cursor = None
self.db = None
self.cursor = None
self.expire = int(db_expire)
# create database object
try:
self.db = MySQLdb.connect(db_server, db_user, db_pass)
self.cursor = self.db.cursor()
except MySQLdb.Warning as e:
lcd.show("DB open warning", "OK")
except MySQLdb.Error as e:
lcd.show("DB open failed:", "TMON Stopped")
sys.exit(1)
# create database
try:
self.cursor.execute("CREATE DATABASE IF NOT EXISTS tmon")
self.cursor.execute("USE " + db_name)
except MySQLdb.Warning as e:
lcd.show("DB create warn", "OK")
except MySQLdb.Error as e:
lcd.show("DB create fault:", "Failed")
self.db.rollback()
self.db.close()
sys.exit(1)
# create log table
try:
self.cursor.execute((
"CREATE TABLE IF NOT EXISTS log("
"id INT NOT NULL PRIMARY KEY AUTO_INCREMENT,"
"timestamp DATETIME,"
"type CHAR(1),"
"sensor VARCHAR(20),"
"value DECIMAL(4,1)"
") "))
except MySQLdb.Warning as e:
lcd.show("DB create table", "OK")
except MySQLdb.Error as e:
lcd.show("DB new table", "Failed: Stopped")
self.db.rollback()
self.db.close()
sys.exit(1)