With Instructables you can share what you make with the world, and tap into an ever-growing community of creative experts.
Tell us about yourself!
Hellothe Arduino do not need the transistor in order to drive the LED it can provide enough current. But if you want the transistor you should move the 10k resistor from tha collector to the base of the transistor.
Join 2 million + to receive instant DIY inspiration in your inbox.
© 2016 Autodesk, Inc.