from microbit import *
display.off()
pin0.write_digital(0)

pin13.write_digital(1)
pin14.write_digital(1)
pin15.write_digital(1)
sleep(500)
pin13.write_digital(0)
pin14.write_digital(0)
pin15.write_digital(0)
while True:
    p0 = pin0.read_analog()
    print("p0: ",p0)
    if p0 > 100 and p0 < 400:        
        pin13.write_digital(1)
    else:
        pin13.write_digital(0)  
    if p0 > 400 and p0 < 700:        
        pin14.write_digital(1)
    else:
        pin14.write_digital(0)
    if p0 > 700:        
        pin15.write_digital(1)
    else:
        pin15.write_digital(0)      
    sleep(50)