from machine import ADC, Pin, PWM
from time import sleep

# Potentiometer on ADC0 (GP26)
pot = ADC(28)

# Servo on GP15
servo = PWM(Pin(27))
servo.freq(50)

# Function to set servo angle
def set_angle(angle):
    # Convert angle to duty cycle for 0.5ms to 2.5ms pulse width
    duty = int(((angle / 180) * 2 + 0.5) / 20 * 65535)
    servo.duty_u16(duty)

# Main loop
while True:
    pot_val = pot.read_u16()                     # Read potentiometer (0-65535)
    angle = int(pot_val * 180 / 65535)           # Convert to angle (0-180)
    print("Pot Value:", pot_val, "| Angle:", angle)  # Display values
    set_angle(angle)                             # Move servo
    sleep(0.05)