Using the VEX Cortex Processor Kat Baker July 20-21, 2017

Charge the Batteries Before you begin any work, charge the following: Both 7.2 V batteries for the robot All 6 AAA batteries for the joystick

Introduction to easyC® & Cortex™ Adapted from http://www.intelitekdownloads.com/easyCV4/intro.pdf and http://best.eng.auburn.edu/stored_procedures/folder-manager/create-folder.php?folder=491&parent_id=489

Cortex™ Microcontroller

Joystick

VEXNet™ USB A-A Tether Cable and USB Keys

Setup for Download of Firmware to Cortex/Joystick AAA batteries in joystick Connect programming cable Power on Open easyC Use same connection with Cortex microcontroller We have completed firmware updates

Install easyC Install easyCV5for Cortex (Trial version) on your computer Download from http://www.intelitekdownloads.com/easyCV5/

easyC®V5 Programming Software Download V5 from the website. Run as Administrator to install.

Unlocking easyC® Right-click easyC , Run as Administrator Type in your CD Key and click Unlock.

Updating easyC® Go to Help…Check For Updates. If you don’t have the latest version, you can download updates.

Updating Firmware on Controller and Joystick We have completed these updates Start…All Programs…easyCV5 For Cortex…IFI VEXNet Firmware Utility

Updating Controller and Joystick We have completed these updates Select SEARCH. If the response is Upgrade required then BOOTLOAD and YES.

Updating Controller and Joystick We have completed these updates Click DOWNLOAD. Afterward you should see:

Updating Controller and Joystick We have completed these updates Now repeat the entire SEARCH…BootLoad… DOWNLOAD process with the Cortex Microcontroller.

Tethering Controller and Joystick You may need to do this during the season! After updating the firmware on both the joystick and Cortex microcontroller: Connect the two devices with the tethering cable and turn them both on. Wait until both VEXNet LEDs turn solid green. This lets the devices learn each other’s addresses, so that they can talk together wirelessly.

BEST Control System Training From BEST Robotics, Inc. online Resources Includes photos of all items in Returnable Kit Hookups, labels, system features of Cortex Motor connections & motors, servos Digital, analog connections BEST default firmware (default program) Programming options Testing tips; team tips; joystick calibration Where to find help See also the Programming Reference for info about VEX system