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DSMS

From GameBrew - a wiki dedicated to Video Game Homebrew.

DSMS
Dsms.jpg
General
Author(s)N3TKaT
TypeEmulator
Version0.2 (NeoFlash compo build)
LicenceMixed
Links
Download
Website
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DSMS is a Sega Master System and Game Gear emulator for the DS.

It was presented in the NEO Coding Competition 2005, ranked 3rd.

Features

  • Z80 CPU 100%.
  • VDP GPU ~80%.
  • PSG SOUND (SN76489) 100% with a lot of noise.

Installation

Use the DSMS.EXE program to generate the DS ROM.

Syntax:

DSMS MODE INPUT.ROM OUTPUT.NDS
MODE = 0 -> MasterSystem
MODE = 1 -> GameGear

Example: dsms 0 sonic.sms sonic.nds

The output .NDS is also converted to .GBA to run with flashcards.

Controls

D-Pad - MasterSystem/GameGear D-Pad

A/B - MasterSystem/GameGear buttons

Start - MasterSystem pause button, GameGear start button

Select - MasterSystem reset button

L+R - Emulator reset

Known issues

Absent features/to be fixed:

  • Background priority.
  • Vertical Scroll Inhibit.
  • Horizontal Scroll Inhibit.
  • Sprite shift.
  • Border color now is taken from palette 0, and should be from 1.
  • HBLANK interrupt.
  • Fix some random sprites bugs.
  • FM SOUND (YM2413).

Changelog

0.2 NeoFlash compo version (public)

  • Changed to mode 0.
  • Sprites and background using DS hardware sprites/background.
  • Added PSG sound.

0.1 First version (private)

  • All graphics using bitmap mode 5.
  • No sound.