from machine import ADC, Pin
import time



from machine import ADC, Pin
import time

adc = ADC(Pin(26))  # GP26 ADC0

while True:
    adc_val = adc.read_u16()
    voltage = adc_val * 3.3 / 65535
    print("Tegangan:", round(voltage, 2), "V")
    time.sleep(1)