from machine import ADC, Pin
import time

soil = ADC(26)

led = Pin(16, Pin.OUT)
buzzer = Pin(14, Pin.OUT)

while True:
    value = soil.read_u16()

    moisture = int((65535 - value) * 100 / 65535)

    print("Soil Moisture:", moisture, "%")

    if moisture < 30:
        print("SOIL DRY - ALERT!")

        led.value(1)
        buzzer.value(1)

    else:
        print("SOIL NORMAL")

        led.value(0)
        buzzer.value(0)

    time.sleep(1)