Someone wrote a program to take a Texas Instruments calculator and use it to make music - check out HoustonTracker:
About HoustonTracker 2
HoustonTracker 2 is a music editor/sequencer for the Texas Instruments TI-82, TI-83/82STATS, and TI-83+/84+/SE. It allows you to compose and play multi-channel 1-bit music directly on your TI graphic calculator.
Leave a comment