'''test servo okokokok
from machine import Pin,PWM
import time
sg90 = PWM(Pin(17), freq=50,duty=0)
while True:
    sg90.duty(26)
    time.sleep(1)
    sg90.duty(75)
    time.sleep(1)
    sg90.duty(123)
    time.sleep(1)'''
from machine import Pin,PWM
import time
sg90 = PWM(Pin(17), freq=50)

def Servo(servo,angle):
   sg90.duty(int(((angle)/180*2+0.5)/20*1023))
   
while True:
  print('0') 
  Servo(17,0)
  time.sleep(1)
  print('90') 
  Servo(17,90)
  time.sleep(1)
  print('180') 
  Servo(17,180)
  time.sleep(1)