C.o.G
=====

Colecovision emulator for the Gameboy Advance.

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Release Notes
=============

May have destabilized some ROMs due to the massive VDP changes.


===============
Version History
===============

0.9.7
=====

> Reorganized VRAM and VDP rendering functions
> Rewrote and optimized VDP register handler
> Changes to injection process, to provide support for Pogoshell.
  Known ROMs are listed in binary and identified by CRC.

0.9.6
=====

> Fixed VDP BL - No more mode switch glitches - video builds 'silently'.
> Fixed NMI - Interrupt should only be generated when the interrupt line changes
  from low to high. This fixes Pitfall! and other assorted ROMs.
  Note: This is contrary to Sean Young's TMS9918a documentation.
> Modification to injector so that multiple binaries can be created simultaneously.

0.9.5
=====

> Found and fixed massive error in Pogoshell plugin code.
  Note - this is still incomplete, and buggy.
> Enabled collision detection code (via injector).
> Optimized IN port code.
> Preliminary OUT port optimizations.
> Fixed tiny bug in VDP status register.

0.9.4
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> Fixed memory corruption problem.
> Fixed problems with various ROMs, including Galaxian.
> Fixed speed problem in Pitfall II, Dig Dug, Jungle Hunt, and others.
> Fixed tiny bug in input handler.
> Added customizable input handler.
> Enabled frame synchronisation.

0.9.3
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> Internal debugging tool enhancements.

0.9.2
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> Fixed problem with VDP register 4.
> Added double size sprite capabilities to VDP emulation.
> Disabled frame synchronisaion (for now).
> Started to add menu support.
> Enabled input customization module (not yet fully supported in injector though).
> Added SN76489A audio emulation.

0.9.1
=====

> Enabled frame synchronisation.
> Fixed problem with VDP register 3.
> Fixed problem with Mode 2 redraws.

0.9.0
=====

> Initial release.

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Credits
=======

Thanks to:

Alepus, Dahak, DJammer and Leix for testing CoG so thoroughly.
Guyfawkes and Woo for their continued support.
Matt the Squirrel for support and suggestions.
Sean Young for fairly concise TMS9918a documentation.
Richard F Drushel for his Pitfall! disassembly.
Daniel Bienvenu for the OS7Prime documentation.
The ColecoTech author for making my emulator look awesome in comparison.