do you have a picture of the display or a link to a website where you bought it from?
the device i used had 8 pins. 1 for each led and 1 common ground. I connected each led pin a digital out on the arduino and the ground to ground.
do you have a picture of the display or a link to a website where you bought it from?
the device i used had 8 pins. 1 for each led and 1 common ground. I connected each led pin a digital out on the arduino and the ground to ground.