import machine
import time



pwm_Pin = machine.PWM(machine.Pin(2),freq=1000)
while True:
    for duty_cycle in range(0,1024,10):
        pwm_Pin.duty(duty_cycle)
        print(duty_cycle)
        time.sleep(0.01)
    for duty_cycle in range(1023,-1,-10):
        pwm_Pin.duty(duty_cycle)
        print(duty_cycle)
        time.sleep(0.01)
# Initialize ADC for potentiometer
#potentiometer_pin = machine.ADC(machine.Pin(33))


#RELAY_PIN = 25  
#relay = machine.Pin(RELAY_PIN, machine.Pin.OUT)
#potentiometer_pin.width(machine.ADC.WIDTH_10BIT)  
#potentiometer_pin.atten(machine.ADC.ATTN_11DB)   

#while True:
#    sensor_value = potentiometer_pin.read()  
 #   voltage = sensor_value * 3.3 / 1023     
 #   BAR = (voltage - 0.5) / 0.4             
    
 #   if BAR > -1:
 #       print(f"Potentiometer value: {sensor_value}, Pressure: {BAR:.2f} BAR")
 #       relay.value(1)  
 #   else:
  #      print(f"Potentiometer value: {sensor_value}, Pressure: 0.00 BAR")
  #      relay.value(0)  
  #  time.sleep(0.5)