from machine import Pin, PWM
from time import sleep

# Set up PWM Pin for servo control
servo = PWM(Pin(15))

# Set Duty Cycle for Different Angles
max_duty = 8000
min_duty = 1500
half_duty = int((max_duty + min_duty) / 2)

#Set PWM frequency
frequency = 50
servo.freq (frequency)


while True:
    #Servo at 0 degrees
    servo.duty_u16(min_duty)
    sleep(1)
    #Servo at 90 degrees
    servo.duty_u16(half_duty)
    sleep(1)
    #Servo at 180 degrees
    servo.duty_u16(max_duty)
    sleep(1)