MESS - Multi Emulator Super System

The following systems supported by MESS have had permission granted by their respective copyright owners for free distribution of the system ROMs (and sometimes other software as well). Note that such permission generally does not extend to ... [More] third-party software or add-ons, and usually still prohibits commercial use (which is also prohibited by the MESS license). Please read the actual permission letters for specifics. [Less]

Acorn Dumps Needed BBC * BBC Master 512 (1986) - It has a second processor card with a 10 MHz Intel 80186 and 512 KB memory. Is the BIOS different from regular BBC Master? * BBC Master Turbo (1986) - It has a 2nd CPU (65C02 4 MHz). Is the BIOS ... [More] different from regular BBC Master? * BBC Master ET (1986) - aka Econet Terminal, it has an Econet Interface. Is the BIOS different from regular BBC Master? * BBC Master Compact (1986) - aka Olivetti Prodest PC 128 S in Europe. Is the BIOS differe… [Less]

This guide will teach you how to setup the Eclipse IDE to work with MESS, including Subversion and Bugzilla integration. You might find the linked guide in the Weblinks section useful if you have used Visual Studio before. Subversive Installation ... [More] First, we need to get the Eclipse SDK. Go to the Eclipse download page and get the 3.3.2 stable version. [Less]

Welcome to the official wiki for MESS (Multi Emulator Super System), the sister project of MAME. MESS is a source-available project which documents the hardware for a wide variety of (mostly vintage) computers, video game consoles, and calculators ... [More] through software emulation, as MAME does for arcade games. As a nice side effect to this documentation, MESS allows software and games for these hardware platforms to be run on modern PCs. [Less]

MESS currently uses Subversion as version control system. Read only access is available for anonymous users and write access for developers. You can either use the standard command line version of Subversion, or (if you are on Windows) the excellent TortoiseSVN front-end.

Features * CPU: Motorola MC68000 10 MHz * Co-Processor: Unknown * RAM: 1 MB (up to 12 MB) * VRAM: 512 KB graphic + 512 KB text * ROM: 1 MB * Text Modes: Unknown * Graphic Modes: 256×240 / 256×256 / 512×240 / 512×256 / 512×512 / 640×480 ... [More] / 768×512 / 1024×1024 / 128 sprites (16×16 dots) * Colors: 65535 (16 colors in 1024×1024 to 65K in 512×512) * Sound: FM Sound (Yamaha YM2151 : 2 channels / 8 octaves stereo) + ADPCM (OKI MSM6258V : 4 bit mono) * I/O Ports: Joystick(2), Audio I… [Less]

Compiled from many sources including Linux and NetBSD kernel source, Guide to the Macintosh Family Hardware 1st and 2nd editions, Designing Cards and Drivers for the Macintosh Family 3rd edition, Apple hardware notes, and good old fashioned reverse-engineering.

TODO: * Emulate Apple CD-ROM drive so CD software and OS updates are easier to use (also add bare .iso to CHDMAN?) * Reverse-engineer and implement SWIM / SuperDrive 1.44MB support * Figure out quirks of Portable/PowerBook 100 memory ... [More] controller * Emulate Egret now that dumps exist. This should get IIsi and LC III booting. * Figure out correct FIFO mode handshaking for ASC * Enhance 8530 SCC so AppleTalk tests bomb out. Also eventually support actual connections? * 68040 PMMU im… [Less]

Features * CPU: MOS 6509 (Zilog Z80 & Intel 8088 optional) 1 MHz * RAM: 128 KB (up to 896 KB, varying according to the model) * ROM: 28 KB * Text Modes: 40 x 25 * Graphic Modes: 300 x 200 * Colors: 16 * I/O Ports: IEEE-488, Serial ... [More] RS-232 * Keyboard: Full stroke 94 key with numeric keypad and function keys * Built In Media: Change according to the model * OS: ROM Based (CP/M or MS DOS optional) * Built In Language: Microsoft BASIC * Peripherals: 2 x 170 KB or 500 KB or 1 … [Less]

This document was created as an annex to several mac related tutorials. The aim of this document is to explain specifically how to convert Mess CHD files into Mac OS / Basilisk compliant files. For users using Mac OS X 10.5 Leopard, It's something ... [More] to be reminded that output files can be natively opened and modified by the system. Unfortunately, Mac OS X 10.6 Snow Leopard removed HFS support. [Less]