1. TESTBED ACADEMY
Final Exam

2. The Vending Machine
Students have been breaking into a vending machine at your school, and you have decided to use a line tracker in a clever attempt to stop the thieves…

3. The Vending Machine
Your code will turn on a red light and reverse the motors inside the vending machine when someone’s hand covers the line tracker

4. Specifically, here is what you need to do:
The Vending Machine
Specifically, here is what you need to do:

5. Specifically, here is what you need to do:
The Vending Machine
Specifically, here is what you need to do:
Press the limit switch to start both left and right motors
Cover the line tracker to turn on a red LED and reverse the motors
Wait 2 seconds - stop motors and turn off light

6. Threshold= a number between 0 and 4095
Line tracker Reminder
Threshold= a number between 0 and 4095
sensorPort = in1 or lineFollower

7. Can you be our Vending Machine Hero?
Show Mr. Jopp to be done with all of your testbed practice programs.

8. The Vending Machine
Press the limit switch to start both left and right motors
Cover the line tracker to turn on a red LED and reverse the motors
Wait 2 seconds - stop motors and turn off light