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New Version Of The Genesis Emulator Genesis Plus/SDL

November 22, 2009 by Hawq 

More Genesis emulation now with this Genesis Plus for Windows which has this news:

  • modified SN76489 cut-off frequency
  • added an option to boost SN76489 Noise Channel
  • removed outdated Gens YM2612 core
  • improved YM2612 core general accuracy (SSG-EG, CSM mode,…) (based upon Nemesis recent tests on real MD)
  • improved YM2612 LFO emulation (fixes “Spider-Man & Venom : Separation Anxiety” intro music)
  • fixed YM2612 context saving/loading.
  • added 3-Band EQ for fully configurable sound filtering (credits to Neil C / Etanza Systems)
  • removed libsamplerate support, implemented faster/better FIR resampler (thanks to Blargg and AamirM)
  • improved VDP sprite masking emulation: fixes 3D level in Mickey Mania (thanks to Nemesis for his sprite test program)
  • fixed 2-Cell vertical scrolling when column 0 is shifted.
  • added support for 2-Cell vertical scrolling in Interlaced 2 mode.
  • fixed lightgun autodetection: fixes cursor position in Lethal Enforcers II
  • improved DIVU/DVIS (thanks to Jorge Cwik) & MULU/MULS 68000 instructions timing accuracy
  • updated Z80 core to last version (fixes interrupt Mode 0 timing and some BIT instructions)
  • fixed Backup Memory support in some games using serial EEPROM
  • added Game Genie hardware emulation (Game Genie ROM is now fully supported, see README for more details)
  • added Action Replay hardware emulation (Action replay ROM is now fully supported, see README for more details)
  • various code cleanup & core optimizations
    YM2612 bugfixes (MAME core):

  • .fixed EG Decay->Substain transition when SL & DR are minimals: fix tracks #3 and #9 in “Mega Turrican”
  • .fixed a bug in SSG-EG emulation code: fix Level 1 music in “Alisia Dragoon”
  • .modified SSG-EG Decay End Level: fix some sound effects (ChainSaw, Zap…) in “Beavis & Butthead”
  • .improved Detune overflow accuracy: fix very high frequency sounds in many games
  • .fixed registers 0×20-0×26 Reset state: fix intro music in “B.O.B”
  • .reverted incorrect fix with KEY ON: fix “Flamethrower” sound effect in “Alien 3″ and many others
  • adjusted HCounter values: fixes line flickering in “Sonic 3D” bonus stage
  • adjusted VINT timing: fixes hang-up in “V.R Troopers”
  • improved HBLANK flag accuracy: fixes line flickering in “Gouketsuji Ichizoku”
  • fixed broken Z80 access to WRAM: fixes hang-up in “Mamono Hunter Youko”
  • modified JCART emulation: fixes corrupted tracks logo in “Micro Machines 2″
  • added Blargg’s NTSC Filters support (NTSC video artifacts emulation)
  • optimized VDP rendering core, rewrote 68k interface (memory handlers, cycle execution, interrupts): greatly improved emulation speed

Download from the homepage or below.

Genesis Plus/SDL For WindowsGenesis Plus/SDL For Windows (826.1 KiB, 48 Downloads) - Version 1.3.0

Looking for our Genesis Plus Page? Click below!

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