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Dav

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Everything posted by Dav

  1. This board can theoretically address 8 MB of rom by stacking eproms. I've no idea if the power supply would handle it or not, as I've not tried more than 2 eproms in it at once. This is an early prototype, the ram didn't actually work on this one.
  2. I am not a lawyer so I couldn't really say but, they can confiscate all the machines I"m sure. They can make you pay their legal fees as well, which I'm sure would be padded like crazy. Not sure if they can take a percentage of you past profits or not, I don't see why not though. Your locations may not like being in the newspaper for having illegal machines confiscated, so you could lose locations. The competition for locations can be pretty cut throat. Not sure if a city would pull your licenses for something like that either, probably not though. Just confiscating the machines would probably be a pretty big dent in your bottom line. The arcade business isn't like it used to be, and those boards probably take a long time to pay for themselves.
  3. Every operator has competition and/or disgruntled employees. The business software piracy people seem to make a lot of money from disgruntled employees. It is ironic that twobit is the one reposting the advertisement since they got sued by namco already. But I guess they want everyone else to play by the same rules they have to.
  4. I'd say be patient a month and see what happens. The cart I'm beta testing has more games, a scrolling menu and is half the price.
  5. So you don't have a conscience?
  6. Yep, the operators I know won't touch them, But I guess the bottom feeders will risk it. http://www.twobits.com/NamcoWARNING.jpg
  7. Phillipe at arcade renovations is good to use for artwork. All my deals with him have gone well. Some guys don't like him because he sometimes has sales and blows out a bunch of product at cost, but that doesn't bother me I got some DK artwork for him at a ridiculous price a year ago.
  8. The cheap programmers are down to $30 now. For an eraser I'm using a g7 germicidal bulb in an old arcade marquee fixture in a homemade box. Alternately you can use nvrams so you don't have to erase. e.g. A dallas 1220 will work for a 2k rom. Add a zif socket to your cart and it couldn't get much easier. Dave
  9. The one's I've seen were a single board computer, either a pc style or the 3 in 1 had a risc processor like a playstation. The double donkey kong is actually a board hack. The guy that invented it quit doing it. Mike halaand does them. http://www.mikesarcade.com/cgi-bin/store.pl There's another guy that does them or at least used to. Dave Graboski? at Electronic amusements. He also sells 3in1's etc. I can recomend Mike completely. No comment about Dave.
  10. They are emulation, it's not currently possible to put games that different on a single board. They don't even all use the same cpu architecture.
  11. If you're going to get one of the 9 in 1's you might as well make your own mame cab, it'd be lots cheaper and better since it will save hi scores and you can pick your own games.
  12. You need an rgb-ntsc adapter for US tv's, It's possible to mod the TV but not recomended. look up arcade supergun on google.
  13. It's the read handler for the cpu, it normally just reads the rom and sends the value to the cpu. What I was trying to do was have it set a flag if it actually read from each slice. I'm trying to reduce the data to look at, I don't wan to log every read. currently the log looks like this. Gyruss BTW PC slice bank 1 2 3 ----------------------------------------------- Bank PC fca2 Set 3 = 6; 0 0 6 Bank PC fca5 Set 2 = 5; 0 5 6 Cons Bank PC fdb8 Set 1 = 3; 3 5 6 Bank PC fdca Set 1 = 0; 0 5 6 Bank PC fdf0 Set 1 = 3; 3 5 6 Bank PC fdfc Set 1 = 0; 0 5 6 Bank PC fd5d Set 2 = 1; 0 1 6 Bank PC fd60 Set 3 = 2; 0 1 2 Cons Bank PC fd66 Set 2 = 5; 0 5 2 Bank PC fd69 Set 3 = 6; 0 5 6 Cons Bank PC fcdc Set 1 = 3; 3 5 6 So far I know to ignore combinations if they are banked consecutively. The ones with short gaps could probably be ignored but I want mess to sort that out for me, by clearing read flags for each slice every time there is a bank and setting them if a slice was used. I was able to make it do that but in the process it quit sending the fetched values to the cpu and the game no longer ran. I'm not really that good with C, I can usually get by but it seems the a2600 driver is too much for me. If I can figure that out then the process pretty much becomes automatic.
  14. I haven't figured out how to get mess to tell me what slices were accessed. Well actually I have,I made a new read handler, what I haven't figured out is how to get it to return the value fetched from the rom as well as a used flag. My C is a little rusty.
  15. There is no source' date=' I just analyze the z26 tracefile for bankswitching and used slice combination and then patch the ROM.[/quote'] I've been playing with the mess source code. I have it outputting the bank and pc for all bankswitching to the error log. Then a vb program compiles this and automatically builds a rom and a list of pc that bankswitch to each bank. The next step is for the vb program to patch the new rom but I haven't gotten that far yet. The problem is I ended up with an F4 rom not an F6 so I got discouraged. I think it might be easier to build a pb cart that to convert them automatically.
  16. There currently is a menu based board in beta testing, you might want to check into it before you invest in a production run. It might possibly affect the economics of it.
  17. Some of the weaker strippers will usually work. Gasoline works pretty well too, but that's dangerous. And you can't bring it back into the house for a couple of months because of the smell.
  18. That's the standard taito cab, zookeeper, qix, jungle hunt etc. You can tell more if you scrape the paint as they were different colors. Looks like a midway coin door though.
  19. Yuk, I'm sorry I read that. BTW I found a SNK Bermuda Triangle in the shed I've never enven plugged it in but I can't find the other galaxian. I'm still adding stuff up.
  20. Not that I want to get involved in this, but I'm not sure that would hold up. Midway was forced to give up the rights to their Pacman based games to Namco. Ms pac was designed as a series of overlays so they could stay legal copyrightwise but it didn't help. I think most of us would agree though that sometimes legally right and morally right are not the same.
  21. space invaders 2 space laser tetris(1 side of the screen flips) mr and mrs pacman(2 player hack) track and field pong tank tekkan world cup, there's probably some other soccer and football games that would work well too.
  22. It's an older game than nightdriver, it's not in mame because it has no cpu. It's an overhead view game.
  23. The first person to come by my house near Kansas city can have this pole position. Todd in Philly throws away cabs everyday I think. Check the newsgroups rec.games.video.arcade.collecting Unless you're a four drive from nowhere one will turn up. Dave
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