HW01: Arduino LED Show

HW01_01: Blinking LED

HW01_02: LED Traffic Light
Use Arduino to design a LED traffic light by using the red, amber and green color LEDs. The duration of the red, amber, and green lights is 10, 3, and 10 seconds respectively.

HW01_03: Seven Colorful LEDs
Extend the above code to seven LED lights, where every LED is turued on and then turned off one by one with a same duration.

HW01_04: Arduino LED Text Show
You must cooperate with your partner to finish this assignment.
You have to make a video to present your LED project work and upload the video to YouTube.