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Content # PiLi.py by Liang in CCCamp 2019 # Automatically turned on when it's dark ;) # Buttons on the right adjust blink speed import display, light_sensor, color, leds, buttons, power import utime, urandom FADE_LIMIT = 50 HUE_STEP = 101 PULSE_TIME = 0 SLEEP_TIME = 0 hue = 0 led_color = 0 batt = 0 button_state = 0 light_sensor.start() disp = display.open() leds.set_powersave(True) leds.clear() disp.clear() disp.update() while True: leds.clear() utime.sleep_ms(PULSE_TIME) uran = urandom.randint(0,14) batt = round(power.read_battery_voltage(),2) sensor_value = light_sensor.get_reading() hue = (hue + HUE_STEP)%360 led_color = color.from_hsv(hue, 1, 1) if batt < 3.53: disp.print("Charge Me!",posx=10, posy=30) disp.update() if sensor_value < FADE_LIMIT: pressed = buttons.read(buttons.TOP_RIGHT | buttons.BOTTOM_RIGHT | buttons.BOTTOM_LEFT) if pressed & buttons.TOP_RIGHT != 0: SLEEP_TIME = SLEEP_TIME + 1 if pressed & buttons.BOTTOM_RIGHT != 0: SLEEP_TIME = SLEEP_TIME - 1 if pressed & buttons.BOTTOM_LEFT != 0: button_state = ~button_state utime.sleep(0.2) if SLEEP_TIME < 1: SLEEP_TIME = 1 PULSE_TIME = SLEEP_TIME if button_state != 0 : leds.clear() pass else: leds.set(uran,led_color) brightness = 20 else: leds.clear() disp.clear() brightness = urandom.randint(0,40) PULSE_TIME = sensor_value - FADE_LIMIT x = urandom.randint(0,160) y = urandom.randint(0,80) rad = urandom.randint(1, 25) disp.backlight(brightness) disp.circ(x, y, rad, col = led_color, filled = True, size = 1) disp.update() utime.sleep_ms(PULSE_TIME)