User Guide

Chapter 19: Communication Link 346
Connecting Two Graphing Calculators with a USB Unit-to-Unit Cable or an I/O Unit-to-Unit
Cable
USB Unit-to-Unit Cable
I/O Unit-to-Unit Cable
TI-84 Plus to a TI-83 Plus using I/O Unit-to-Unit Cable
Linking to the CBL/CBR System
The CBL 2™ system and the CBR™ system are optional accessories that also connect to a TI-84
Plus with the I/O unit-to-unit cable. With a CBL 2™ system or CBR™ system and a TI-84 Plus, you
can collect and analyze real-world data.
Linking to a Computer
With TI Connect™ software and the USB computer cable that is included with your TI-84 Plus, you
can link the graphing calculator to a personal computer.
The TI-84 Plus USB link port is located at the
top right edge of the graphing calculator.
1. Firmly insert either end of the USB
unit-to-unit cable into the USB port.
2. Insert the other end of the cable into the
other graphing calculator’s USB port.
The TI-84 Plus I/O link port is located at the
top left edge of the graphing calculator.
1. Firmly insert either end of the I/O
unit-to-unit cable into the port.
2. Insert the other end of the cable into the
other graphing calculator’s I/O port.
The TI-84 Plus I/O link port is located at the
top left edge of the graphing calculator. The
TI-83 Plus I/O link port is located at the
bottom edge of the graphing calculator.
1. Firmly insert either end of the I/O
unit-to-unit cable into the port.
2. Insert the other end of the cable into the
other graphing calculator’s I/O port.