10-11-16

today-

1. login to 123dcircuits.io
2. review –
   1. pin 13
   2. what is an input?
   3. what is an output?
3. Review Part 1
4. On to Part 2!
5. Then Part 3….

Once you have completed Part 3 here is yo0ur final challenge – time the three LEDs so that it works like a stoplight.

Green light for 6 seconds

Yellow light for 2 seconds

Red light for 4 seconds