from machine import ADC,Pin
import utime
from time import sleep

adc = ADC(Pin(28))

Btns=Pin(22,Pin.IN,Pin.PULL_UP);
L1=Pin(16,Pin.OUT);
L2=Pin(17,Pin.OUT);
L3=Pin(18,Pin.OUT);
led = Pin(25,Pin.OUT);
pot=0; #valor en grados del potenciometro
Vref=35
Temp=26 #valor grados prueba luego agregar para sensor 
while True:
    pot= int(adc.read_u16()*100/65535)

    if Btns.value()==0:#lectura del potenciometro
        Vref=pot
        utime.sleep_ms(100)
    if Temp>=Vref:
        led.on()
    else:
        led.off()
    if Temp>=20:
        L1.on()
    else:
        L1.off()
    if Temp>=25:
        L2.on()
    else:
        L2.off()
    if Temp>=30:
        L3.on()
    else:
        L3.off()
    
    print(pot)
    print(Temp)

BOOTSELLED1239USBRaspberryPiPico©2020RP2-8020/21P64M15.00TTT