print("Hello, ESP32!")
from machine import Pin
from machine import DAC
from machine import ADC
from time import sleep


dac_pin = DAC(Pin(25))
adc_pin = ADC(Pin(14))

while True:
    adc_val = adc_pin.read()
    av=adc_val/16.058
    av1 = int(av)

    digital_value = av1
    dac_val = dac_pin.write(digital_value)
    
    dac_voltage = digital_value *(3.3/255)
    print(adc_val,av1,dac_voltage,dac_val)
    sleep (1)
    #will produce (3.3/255)*255=3.3v