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SmitdoggAdministrator
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DU: Bicycle King
#375807 - 04/25/18 03:18 AM Attachment: z.jpg 301 KB (0 downloads)





Michael Moffitt dumped Bicycle King, some sort of betting game, and interestingly the PCB is serial #1. Also Kevin Eshbach improved the documentation for Venture.

[ATTACHED IMAGE - CLICK FOR FULL SIZE]

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AJR Hacker
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Re: DU: Bicycle King new [Re: Smitdogg]
#375810 - 04/25/18 04:16 AM


Also known by its Japanese title, "Keirin Ou" (競輪王), this is the earliest known game by Excellent System. Excellent later developed another bicycle race betting game, Last Bank, which shares its hardware with a fair number of undumped betting games.



Qun Mang
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DU: IC King new [Re: Smitdogg]
#375811 - 04/25/18 04:20 AM


Making sure they make full use of that PCB real estate. What is the weight of this thing compared to an average arcade PCB?



SmitdoggAdministrator
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Re: DU: IC King new [Re: Qun Mang]
#375812 - 04/25/18 04:24 AM


Looks like a bunch of cheap RAM chips to me. ROMs weigh way more than ram per square inch of pcb. ROMs is heavy, dawg.



SmitdoggAdministrator
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Re: DU: Bicycle King new [Re: AJR Hacker]
#375813 - 04/25/18 04:25 AM


Yeah I dumped "Last Bank" and figured it was related but couldn't recall the name as it's so terribly named. "Bicycle King" actually makes sense.



AJR Hacker
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Re: DU: IC King new [Re: Qun Mang]
#375814 - 04/25/18 05:03 AM


If you think that's packing it in tight, try finding a PCB picture of Excellent System's Witch, whose ES-9104 hardware appears to be vaguely descended from the ES8611 hardware of this game. For Witch, Excellent replaced most of the fat SRAMs with skinny-DIP ones, replaced the two 8255s with one equivalent M5M82C255ASP, upgraded the PSGs to YM2203s and supplemented them with ADPCM. The resulting complexity is vaguely intimidating.



Qun Mang
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Re: DU: IC King new [Re: AJR Hacker]
#375822 - 04/25/18 03:09 PM Attachment: ci-170224142344-960.jpg 101 KB (0 downloads)


> If you think that's packing it in tight, try finding a PCB picture of Excellent
> System's Witch, whose ES-9104 hardware appears to be vaguely descended from the
> ES8611 hardware of this game. For Witch, Excellent replaced most of the fat SRAMs
> with skinny-DIP ones, replaced the two 8255s with one equivalent M5M82C255ASP,
> upgraded the PSGs to YM2203s and supplemented them with ADPCM. The resulting
> complexity is vaguely intimidating.

Yep, definitely more tightly packed. Flyer covers part of the board, but I assume from what you say that is just as populated as the rest.

[ATTACHED IMAGE - CLICK FOR FULL SIZE]

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SmitdoggAdministrator
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gregf posed for the title screen pic new [Re: Smitdogg]
#376014 - 05/05/18 08:03 AM Attachment: 0044_3955619703.png 6 KB (0 downloads)




[ATTACHED IMAGE]

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Diet Go Go Fan
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Re: gregf posed for the title screen pic new [Re: Smitdogg]
#376016 - 05/05/18 04:59 PM


Some of the colors are wrong in the emulation. Much of the red is supposed to be dark blue or black.

http://mamedev.emulab.it/undumped/index.php?title=Keirin_Ou



R. Belmont
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Re: gregf posed for the title screen pic new [Re: Diet Go Go Fan]
#376098 - 05/11/18 08:45 PM


> Some of the colors are wrong in the emulation. Much of the red is supposed to be dark
> blue or black.

So you're saying it's not gregf?



Bad A Billy
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Re: gregf posed for the title screen pic new [Re: Diet Go Go Fan]
#376102 - 05/12/18 06:36 AM


But whatever color you see it in, gregf's mustache is definitely wrong...



Pessimist: Oh, this can't get any worse!
Optimist: Yes, it can!



gregf
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Re: gregf posed for the title screen pic... new [Re: Smitdogg]
#376159 - 05/14/18 05:22 AM




Jimmy says...."Jimmy don't wear shorts when riding on any bicycle. Jimmy and shorts kinda clash. Now excuse Jimmy. Jimmy going to go put the moves on Elaine."


Elaine Meets Jimmy | Seinfeld

https://www.youtube.com/watch?v=zJgOKjq1zfM



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