Programming instructions
ROBOTC
Download ROBOTC User Firmware • 2
©
 2007 Carnegie Mellon Robotics Academy / For use with VEX Robotics Systems
2.  Plug the free USB connector end of the Programming cable into a USB port on your computer. 
Plug the other unconnected end of the cable into the “SERIAL” port of your VEX Microcontroller.
2a. ConnectUSBtoPC
Plug the remaining USB 
connector on the USB-to-Serial 
Cable into the PC.
2b. Connect“phone”toVEX
Plug the loose RJ25 “phone” 
connector into the SERIAL port 
on the VEX Microcontroller.
When you plug in the 
USB-to-Serial Cable, your 
computer may prompt you 
to install new hardware.
If this happens, it is because 
your computer does not 
have the proper drivers 
installed to operate the 
USB-to-Serial Cable.
Complete the steps in the 
Driver Installation Guide 
to install the drivers, then 
continue with this lesson.
Drivers Needed Error
Download ROBOTC User Firmware (cont.)
Setup










