from machine import PWM, Pin
import time
servo = PWM(Pin(4), freq=50)
#mapping the 0 to 180 degrees to 20 to 120 pwm duty values
# angle/180*100+20
from machine import PWM, Pin
import time
servo = PWM(Pin(4), freq=50)
#mapping the 0 to 180 degrees to 20 to 120 pwm duty values
# angle/180*100+20