Bootleg MVS boards: Difference between revisions
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They exist ! | They exist ! Nightmare Tony's comment is [[http://www.neo-geo.com/forums/showthread.php?218321-Is-my-MV1C-a-boot&p=3253262&viewfull=1#post3253262 here]]. | ||
Some pictures from http://mvs.gotwalls.com/ | |||
=Bootleg MV1FZ= | |||
[[File:Fake_mv1fz.jpg|right|512px]] | |||
* Vertical board is soldered | |||
* Normal DIP format [[68k]] CPU | |||
* Through-hole 5% resistors [[video DAC]] | |||
* Custom chips are marked "A66" ({{Chipname|NEO-B1}} ?), "NO-03", "NO-5" (and a blank one) | |||
* Original YM2610 | |||
* Uses a bunch of PALs | |||
* [[Backup RAM]] saved by a supercap | |||
= | <br clear=all/> | ||
=Bootleg MV1FZ= | |||
[[File: | [[File:Fake_mv1c.jpg|right|512px]] | ||
* Uses the same "NO-03" and "NO-5" chips as above | |||
* Gold nugget 16MHz [[68k]] CPU ! | |||
* The "9817 870768593" chip is probably the same as "A66" | |||
* Space for a QFPR clone of the YM2610 in U1A ? | |||
* Uses a bunch of PALs | |||
* RAM chips on the back side | |||
* [[Backup RAM]] saved by a supercap | |||
<br clear=all/> | |||
[[File:Fakemvs5.jpg| | ="Gobit" bootleg= | ||
[[File:Fakemvs.jpg|right|512px]] | |||
* First gen chipset | |||
* Vertical board is soldered | |||
* Custom chips are marked "68C101", "68C202" and "68C303" | |||
* Socketed Toshiba Z84 [[Z80]] and Motorola [[68k]] CPUs | |||
* {{Chipname|YM2610}} clone named ECW08-4 ? | |||
* 4 ROMs as in original MVS boards: BIOS, [[SFIX ROM]], [[M1 ROM]], [[LO]] | |||
* [[Backup RAM]] saved by a supercap | |||
<br clear=all/> | |||
="Goldstar" version= | |||
[[File:Fakemvs5.jpg|right|512px]] | |||
* First gen chipset | |||
* Normal DIP format overclocked (!) 10MHz [[68k]] CPU | |||
* Through-hole 5% resistors [[video DAC]] | |||
* Custom chips are marked "NEN0.4","007","NEN08","NEN09" | |||
* Socketed original YM2610 | |||
* [[Backup RAM]] saved by a supercap | |||
<br clear=all/> | |||
[[Category:Cartridge systems]] | [[Category:Cartridge systems]] | ||
Revision as of 19:19, 13 April 2017
They exist ! Nightmare Tony's comment is [here].
Some pictures from http://mvs.gotwalls.com/
Bootleg MV1FZ
- Vertical board is soldered
- Normal DIP format 68k CPU
- Through-hole 5% resistors video DAC
- Custom chips are marked "A66" (NEO-B1 ?), "NO-03", "NO-5" (and a blank one)
- Original YM2610
- Uses a bunch of PALs
- Backup RAM saved by a supercap
Bootleg MV1FZ
- Uses the same "NO-03" and "NO-5" chips as above
- Gold nugget 16MHz 68k CPU !
- The "9817 870768593" chip is probably the same as "A66"
- Space for a QFPR clone of the YM2610 in U1A ?
- Uses a bunch of PALs
- RAM chips on the back side
- Backup RAM saved by a supercap
"Gobit" bootleg
- First gen chipset
- Vertical board is soldered
- Custom chips are marked "68C101", "68C202" and "68C303"
- Socketed Toshiba Z84 Z80 and Motorola 68k CPUs
- YM2610 clone named ECW08-4 ?
- 4 ROMs as in original MVS boards: BIOS, SFIX ROM, M1 ROM, LO
- Backup RAM saved by a supercap
"Goldstar" version
- First gen chipset
- Normal DIP format overclocked (!) 10MHz 68k CPU
- Through-hole 5% resistors video DAC
- Custom chips are marked "NEN0.4","007","NEN08","NEN09"
- Socketed original YM2610
- Backup RAM saved by a supercap