#Thermostat test script This tests all functionality

import wiringpi as io

import time

import Adafruit_CharLCD as LCD

import sht31

sht31 = sht31.SHT31(0)

LOW = 0

HIGH = 1

OUTPUT = 1

RELAY = 7

io.wiringPiSetup()

io.pinMode(RELAY,OUTPUT)

lcd = LCD.Adafruit_CharLCDPlate()

# Test Relay

io.digitalWrite(RELAY,HIGH)

time.sleep(1)

io.digitalWrite(RELAY,LOW)

time.sleep(1)

# activate screen

lcd.set_color(1,1,1)

lcd.clear()

time.sleep(1)

lcd.message('Hello!')

time.sleep(1)

# initialize temp

temperature, humidity = sht31.get_temp_and_humidity()

f = temperature * 9 / 5 + 32

h = humidity

print "Temperature: %s in celcius" % temperature

print "Humidity: %s" % h

print "Temperature %s in F" % f

buttons = ( (LCD.SELECT, 'Select'),

(LCD.RIGHT, 'Right') )

counter = 25;

ideal_temp = 70.0

last_message = "Hello!"

lcd.clear()

while True:

counter += 1

time.sleep(.25)

if counter % 20 == 0:

temperature, humidity = sht31.get_temp_and_humidity()

f = round((temperature * 9 / 5 + 32),1)

h = round(humidity, 1)

if counter > 40:

counter = 0

lcd.clear()

lcd.message("Temp " + str(f) + " %rh\nSet " + str(ideal_temp) + " " + str(h))

for button in buttons:

if lcd.is_pressed(button[0]):

if button[1] == 'Select':

if sht31.check_heater_status():

sht31.turn_heater_off()

print "sht31 Heater Off"

else:

sht31.turn_heater_on()

print "sht31 Heater On"

if button[1] == 'Up':

ideal_temp += 1

if button[1] == 'Down':

ideal_temp -= 1

if f < ideal_temp:

io.digitalWrite(RELAY,HIGH)

else:

io.digitalWrite(RELAY,LOW)