Difference between revisions of "VGen"

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[[File:VGEN2.PNG|right]]
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{{EmuBob
'''Virtual Genesis''' (short VGen) is a [[Sega Mega Drive/Genesis]] emulator for DOS by Jason Meehan. It is written in C and x86 assembly language using djgpp and NASM. The emulator is discontinued as of June 2, 2001.
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| bobscreen=VGEN2.PNG
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| system=[[Sega Mega Drive]]
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| os=DOS
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| developer=Jason Meehan
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| language=Assembly, C
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| date=2001-06-02{{ref|https://www.zophar.net/genesis/vgen.html}}
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| version=0.21a
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}}
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'''VGen''', also known as '''Virtual Genesis''', is a [[Sega Mega Drive]] emulator for DOS, developed by Jason Meehan. It is written in C and x86 assembly language using djgpp and NASM.
  
It features a mouse-driven GUI and has several debugging options. However, DAC is not emulated.
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It features a mouse-driven GUI and has several debugging options. However, DAC is not emulated. [[Mega-CD]], [[Master System]] and [[Game Gear]] emulation were planned, but never implemented.{{ref|https://web.archive.org/web/20010617111039/http://ourworld.compuserve.com:80/homepages/JASONMEEHAN/VGEN.HTM}}
  
==Current Status==
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==Emulated components==
 
* [[68000]] by Neill Corlett
 
* [[68000]] by Neill Corlett
 
* [[Z80]] by Neil Bradley
 
* [[Z80]] by Neil Bradley
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==Download==
 
==Download==
{{Download|version=0.21a beta|file=Vgen.7z|filesize=355 KB}}
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{{Download|version=0.21a|file=VGen v0.21a.7z}}
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===Old versions===
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* Versions 0.018, 0.14 are missing.
  
 
===DPMI Required===
 
===DPMI Required===
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A copy of CWSDPMI version 5 is available here: {{File|Csdpmi5b.zip}}
 
A copy of CWSDPMI version 5 is available here: {{File|Csdpmi5b.zip}}
  
[[Category:Mega Drive emulators]]
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==External links==
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* [https://web.archive.org/web/*/http://ourworld.compuserve.com:80/homepages/JASONMEEHAN/VGEN.HTM Official website] (archive)
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==References==
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<references/>

Revision as of 16:39, 25 August 2017

Video game console emulator

VGEN2.PNG
VGen
System(s): Sega Mega Drive
OS: DOS
Developer: Jason Meehan
Programmed in: Assembly, C
Last release date: (23 years ago)
Last version: 0.21a

VGen, also known as Virtual Genesis, is a Sega Mega Drive emulator for DOS, developed by Jason Meehan. It is written in C and x86 assembly language using djgpp and NASM.

It features a mouse-driven GUI and has several debugging options. However, DAC is not emulated. Mega-CD, Master System and Game Gear emulation were planned, but never implemented.[2]

Emulated components

  • 68000 by Neill Corlett
  • Z80 by Neil Bradley
  • PSG and YM2612 sound emulation
  • Genesis main RAM, VRAM, CRAM, Z80 RAM, VDP registers
  • DMA
  • V Interrupt and H Interrupt
  • Plane A, Plane B, Sprite plane and window plane
  • Horizontal and vertical scrolling
  • Controller 1 and 2 emulation

Download

Download.svg Download VGen
File: VGen v0.21a.7z (355 kB) (info)
Current version: 0.21a

Old versions

  • Versions 0.018, 0.14 are missing.

DPMI Required

VGen requires a DPMI server, such as CWSDPMI, in order to run. If one isn't found, the program will exit with an error message.

A copy of CWSDPMI version 5 is available here: Csdpmi5b.zip (info) (53 kB)

External links

References