Pulse a single colour LED

logout

Pulse a single colour LED

logout

Brighten for 1 second, fade for 1 second

stop_circle

play_circle stop_circle
pink_led.pulse() # start pulsing
sleep(6) # runs immediately 
pink_led.off() # stop pulsing

lightbulb Using .pulse()

.pulse() will make the LED start fading in and out (pulsing).

lightbulb Using .off()

.off() will stop the LED from fading in and out (pulsing).


bug_report My LED doesn't pulse

  • Make sure you have imported the LED.
  • Make sure you have set the pin number for the LED.

Customise the pulse pattern

stop_circle

play_circle stop_circle
# 2s to brighten 1s to fade
red_led.pulse(fade_in_time=2, fade_out_time=1)
sleep(7) # runs immediately
red_led.off() # stops as soon as called

done

play_circle stop_circle
# pulse twice
purple_led.pulse(n=2)