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A replacement for the classic TMS9918A/TMS9929A VDP, powered by a Raspberry Pi Pico
TMS9918A emulator library (C99)
Converter for the TMS9918A's bitmap mode, and F18A enhanced bitmap modes.
Decode, parse, compress and playback 8-bit chiptunes for SN, AY and SID. Supports VGM, MOD, and a few other inputs, and has tools for manipulating and preparing data for compression. Command-line tools.
PS/2 Keyboard Adapter for the TI-99/4A (AVR). Extremely low part count - just the AVR, a clock, and connecting wires.
This is an updater for the F18A for the TI-99/4A. It has been written so that all the heavy lifting happens on the GPU, meaning a host system need only provide a minimal file load mechanism in order to port it.
A little tool to add in relocating TI-99/4A GROM programs to another address.
Tool to pack a TI cart with program in the first bank and data in the rest
Parse an ELF from gcc9900 with specific section names into a banked cartridge image
Set of scripts that convert a video for playback on the TI-99/4A. See below.
Waterville Rescue - a tiny sh'mup based on an old kid's show ;)