Emulate any of the following calculators:

* TI89, TI89T
* TI92, TI92+
* V200
* TI84+, TI84+SE
* TI83, TI83+, TI83+SE

No ROM images are included. You can extract one from your own calculator or if you have a physical device, download an OS upgrade image from TI.

This is a fork of Graph 89 to support 64-bit OS architectures and the modern Android Storage Access Framework