l0_led_selector.py

from pyluos import Robot

robot = Robot('/dev/cu.usbserial-14310')

button = robot.btn_gpios.p8
potentiometer = robot.btn_gpios.p9

blue_led = robot.led_gpios.p2
green_led = robot.led_gpios.p3
red_led = robot.led_gpios.p4


def turn_on(selected_led):
    for led in (blue_led, green_led, red_led):
        if led == selected_led:
            led.set_high()
        else:
            led.set_low()


threshold = 4096 / 3

while True:
    if potentiometer.read() < threshold:
        turn_on(blue_led)
    elif potentiometer.read() < 2 * threshold:
        turn_on(green_led)
    else:
        turn_on(red_led)