import time
from Ultrasonic import HCSR04
from GPIO import HAL

sensor = HCSR04(19, 18) 
hal = HAL()

while True:
    # distance = sensor.distance_cm() 
    # print(f"Distance in cm: {distance}")
    # time.sleep(0.5)
    hal.set_output(2, 1) #red led
    inp_val = hal.read_input(16)
    print(f"Input value: {inp_val}")

    hal.toggle(4, 1) # blue led