Neopixel-heartbeat
3 neopixels chained to a Gemma. leds wrapped in bubble wrap are stuffed into a glass Gerber Babby jar. Leds light up (beat) like heart. Colors change randomly on each beat.
3 neopixels chained to a Gemma. leds wrapped in bubble wrap are stuffed into a glass Gerber Babby jar. Leds light up (beat) like heart. Colors change randomly on each beat.