» Electroluminescent Backlighting a TI-85
If you'd like to be able to use your TI-85 in the dark, these modifications
will help you install electroluminescent backlighting in your calculator.
» Electroluminescence Backlighting of a TI-86
Michael Vincent created his own method of backlighting an 86. If you ever
wanted to be able to play games in the dark, you might consider looking into this procedure.
» IR Link
The IR Link allows you to control infrared devices from your calculator or
communicate with other calculators (to play games or chat) over a wireless
» Power Extension Page
The Power Extension instructions will show you how to use AA (instead of AAA)
batteries without making any modifications to your calculator.
» SPinTerface Page
» SPinTerface Cartridges
The SPinTerface port is a custom-made modification to the TI-85 allowing the
calculator to interface with external battery packs, light flashers, memory
expanders, speakers, and other devices.