Duncan's TI-83+ Emulation Page

Latest News
The TI-83+ emulator is no longer an active project.
Tuesday, September 16, 2002

I recieved an email from Samir Ribic (the creator of Tezxas, a z80 emulator for the 89/92+), in which he said that TIonTI will probably be slow. Although I agree with him on most of his points, I disagree in that the emulator will be 2%-20% of the TI-83+'s speed. For example, he said that ZX Spectrm is 3-5MHz, and the 83+ is faster. Yes, but the 83+ is only 6MHz, 1-3 MHz faster than the ZX spectrum.

I still like his ZX Spectrum emulator.

Friday, September 13, 2002

I am conducting an email conversation with Michael Vincent regarding the interrupts and CPU ports on the TI-83+.

I am currently writing a TI-83+ emulator to run on my TI-89. Since I own Hardware Revision 2, and am sick and tired of programs that don't run on HW2 with the latest OS, I am making my emulator to run on the latest hardware and software, so that everyone can use it. However, I don't have a HW1 TI-89 to test it on, so I can't say if it will work on that or any other ROM version (non-2.08). (Email me if you want to be a beta tester, although I will be a couple of weeks before I can get a compilable version)

I am basing the emulator on the one available at http://fms.komkon.org/EMUL8/ for the z80 CPU, which the TI-83+ is based on.

I may, in fact, create an emulator for the other TI-8x calculators for my 89, but don't hold your breath.

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