from machine import ADC, Pin, I2C
from pico_i2c_lcd import I2cLcd
import utime
import tm1637

# Inicialización de entradas y salidas
AnalogIn = ADC(0)  # gp26 Entrada del sensor TMP36
SetPoint = ADC(1)  # gp27 Entrada voltaje de ajuste del setpoint de temperatura
tmverde = tm1637.TM1637(clk=Pin(1), dio=Pin(0))
tmrojo = tm1637.TM1637(clk=Pin(2), dio=Pin(3))
tmverde.brightness(2)
tmrojo.brightness(2)
i2c = I2C(0, sda=Pin(8), scl=Pin(9), freq=400000)
I2C_ADDR = 0x27

Conv = 3300 / 65535
Conv1 = 150 / 3300  # Conv1=100/3300
LED = Pin(15, Pin.OUT)
Relay = Pin(16, Pin.OUT)
LED.value(0)
Relay.value(0)
RelayNvo = Pin(28, Pin.OUT)

lcd = I2cLcd(i2c, I2C_ADDR, 2, 16)

while True:
    ValorPot = ADC.read_u16(SetPoint)
    TempSP = Conv * ValorPot
    SetTemp = 0 + TempSP * Conv1
    tmverde.number(int(SetTemp))
    
    V = AnalogIn.read_u16()
    mV = V * Conv
    RoomTemp = (mV - 500.0) / 10.0  # Para LM35, Para TMP36, T=(Vo-500)/10
    tmrojo.number(int(RoomTemp))

    # Imprimir en el LCD
    lcd.clear()
    lcd.move_to(0, 0)
    lcd.putstr("T_ext: {:.1f}\xDFC".format(SetTemp))
    lcd.move_to(0, 1)
    lcd.putstr("T_ofic: {:.1f}\xDFC".format(RoomTemp))

    if RoomTemp > SetTemp:
        Relay.value(1)
        LED.value(1)
        RelayNvo.value(1)
    else:
        Relay.value(0)
        LED.value(0)
        RelayNvo.value(0)
    utime.sleep(1)