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Communication Link 101
Connecting Two Graphing Handhelds 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™ and the CBR™ are optional accessories that also connect to a
TI-84 Plus with the I/O unit-to-unit cable. With a CBL 2 or CBR and a TI-84
Plus, you can collect and analyze real-world data.
The TI-84 Plus USB link port is located at the top
right edge of the graphing handheld.
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 handheld’s USB port.
The TI-84 Plus I/O link port is located at the top
left edge of the graphing handheld.
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 handheld’s I/O port.
The TI-84 Plus I/O link port is located at the top
left edge of the graphing handheld. The TI-83
Plus I/O link port is located at the bottom edge
of the graphing handheld.
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 handheld’s I/O port.