Cupcakus
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Everything posted by Cupcakus
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I spent the day on a web site instead of the Flash Cartridge for a change... and I got it up on one of those Freebee web site dealeys... Apart from an obscure Netscape problem.. the site is done and ready for some action. Most of it is old news for those of your following my Flash Cart progress... however I have for the first time posted a binary and images of my upcoming homebrew game "Quest"... So check it out!! http://www31.brinkster.com/cupcakus/
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The first run of PSX had serious heat problems... the later consoles handled the heat much better.... The new PSone consoles are pretty cool... epecially with the LCD screen!! But that is about the only way I would recommend playing it.
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Thrust really is kick ass :-) I'm sorry I didn't metion it... I wish I had driving controllers so I could try out Thrust+ Jammed is OK.. but I prefer Qb as far as puzzle games go... More action :-) Sorry Thomas :-)
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I'm glad to see someone interested in it Climber is still going through some more enhancements. The prototype I posted was playable but not to my satisfaction for code and features. There were some suggestions from the Stella list that would make the game better that I would like to see done: o having the walls move randomly instead always left to right o having the ball placement random (horizontal and vertical) o bonus items to pick up that could enhance game play (this might be difficult for me) o an option for no wall on the top level o showing the ladder up to the platform as in the Atari 8-bit version I would also like to add features that will stick to the programming standards set by Atari (title screen, game options, etc). Climber is definitely not dead. I just hadn't been able to devote as much time to it as I would like right now That's a really cool document! I hadn't seen that one yet... It's too bad Atari didn't follow their own standards Interesting that that document was written in 87.... How many 2600 games were really being developed in 87?
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Marble Craze... If you like Euchre... that's a damn fun game.. I play it all the time... I also am pretty partial to Qb lately... very challenging game :-)
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I have heard of no one that has accomplished it. You can begin deorbit butn before the stellite is at X-Axis 127 unlike what the book says... as long as you are not right on top of the satellite when you start to reenter you will not get a mission abort.... I have trouble making "profit" from the satellite docks.... You have to dock quickly enough to make more fuel from a dock then it took you to make that dock in the first place... that is really hard to do.
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Cool mark.... those images certainly make it easier to see that it is for a 2732 :-)
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Thanks. Sorry to ask again (tell me when to stop ), but what means "regulated"? Why is that neccessary? And do batteries need that regulation? Basically if we were to use the raw current from the adapter or battery.... Consider we are powering 15 IC's... If all of the IC's are in their low state... the load on power supply is minimal.. so we may see a higher voltage from the supply. If all of the IC's outputs are in HI state... you will see a big load on the supply and the voltage will drop. Think of how many HI's and LOW's an IC will have in the 2600... The TIA is running at 3Mhz... If the voltage in the 2600 was fluctuating up and down based on the load presented by the current state of the CPU and TIA and everything else bad things will start to happen. A radio wave is generated by placing a current on an antenna and fluctuating it low/high very rapidly. The faster the fluctuations... the higher the frequency. So if we are fluctuating the power in a circuit at 3Mhz we are producing a 3Mhz of radio noise that will not only get the FCC knocking on your door (If they found out that is), but will cause chips in the system that are looking for signals to read false signals... and thus your circuit is useless.... :-) Noise is a serious factor in all High Speed circuitry... I am having a hell of a time keeping it down in my Flash Cart. The regulator "smooths" out those fluctuations... If the load is fluctuating in the circuit then the regulator compensates and keeps the voltage at a steady... 5v. This is why you need at least 9v of power on the regulator... So the regulator has room to give for larger loads... If you use a 5v power supply and the load on the circuit increases the regulator has nothing else to borrow from and the voltage will drop below 5v causing problems for sure. It's 3AM but I think this should be a good enough explaination :-)
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There is no way that will work from the picture... The Cartridge Pins and the 2732 pins do not match up... Here is the 2732 pinout... and what cartridge pins they should be going to. I count cartridge pins from 1 to 12 on each side. The front side is the side with the EPROM. Read each pin number from left to right. So pin 1/back is the leftmost pin when the EPROM is facing away from you. The "Top" row of EPROM pins should just go pin for pin straight down to the back 12 cartridge pins like so: EPROM Pin 1(A7) -> Pin 1 Back EPROM Pin 2(A6) -> Pin 2 Back EPROM Pin 3(A5) -> Pin 3 Back EPROM Pin 4(A4) -> Pin 4 Back EPROM Pin 5(A3) -> Pin 5 Back EPROM Pin 6(A2) -> Pin 6 Back EPROM Pin 7(A1) -> Pin 7 Back EPROM Pin 8(A0) -> Pin 8 Back EPROM Pin 9(Q0) -> Pin 9 Back EPROM Pin 10(Q1) -> Pin 10 Back EPROM Pin 11(Q2) -> Pin 11 Back EPROM Pin 12(Vss/Gnd) -> Pin 12 Back EPROM Pin 13(Q3) -> Pin 1 Front EPROM Pin 14(Q4) -> Pin 2 Front EPROM Pin 15(Q5) -> Pin 3 Front EPROM Pin 16(Q6) -> Pin 4 Front EPROM Pin 17(Q7) -> Pin 5 Front EPROM Pin 18(CE) -> Inverter -> Pin 6 Front EPROM Pin 19(A10) -> Pin 7 Front EPROM Pin 20(Vpp) -> GND EPROM Pin 21(A11) -> Pin 8 Front EPROM Pin 22(A9) -> Pin 9 Front EPROM Pin 23(A8) -> Pin 10 Front EPROM Pin 24(Vcc) -> Pin 11 Front Pin 12 Front -> GND From what I can see in your picture... EPROM Pin 18 should be going to the inverter... but it's not... Pin 20 is... which would suggest you need a 2532 EPROM as pin 20 is the /CE line for that chip... You can still use this PCB... but you need to bend up the pins that are wired incorrectly, and attach jumper wires to the connect them to the correct cartridge pins.
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Make sure you are wiring it up correctly to the PCB... 2732 EPROM's have a different pinout structure then the Atari ROM's (2532's on the other hand DO have the exact pinout) So you can't just put the EPROM in pin for pin and expect it to work. Also... Don't foget to invert the /CE line with a 7404 inverter...
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On topic with this thread.. I just put DK on the flash cart... and I admit DK looks like a fat Mr Hankey... but it's not soooo bad... If someone took the time to put in a better looking donkey kong graphic... and a death animation... it might be decent.
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That's true when it was first released... but they could have banked again on the same game by adding it later... I know I would have bought it again...
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is that a challenge???
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You can use an Energizer 9volt if you want... but it will only work for about an hour or so. Probably less... The issue really isn't volts... it's supply. 6 D-Cell batteries would probably work pretty good... but that kind of limits portability :-) 7 -> 9v Camcorder batteries are really built to last... RC batteries might work too... as they are designed for maximum amps... The regulator should be able to take it if the amps are a little high from the battery.
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I repair my own consoles and some of my friends consoles... however I don't think I want to go in buisness doing it yet :-) If you want me to fix yours up... just let me know... we'll talk about it via E-Mail or PM. Best Electronics sells a great deal of 2600 OEM stuff... if you just want to fix it up yourself.
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I designed the interface to be compatable with legacy SPP parallel ports... however it still requires pin by pin control over the parallel port to work... and your converter may only accept direct print commands.
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The perfect solution is a Cuttle Cart with a serial port .. so you can save all the BIN ROMs on the Atari Portfolio and send each over. Or use a serial port Cuttle Cart with the wonderful HP200LX palmtop! Rob Mitchell, Atlanta, GA (yeah .. I know .. I'm still dreaming!) Is Parallel port OK? If so I've got just the thing
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Oh yeah... cant forget Marble Craze split screen action!!!! :-)
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Warlords Oh wait that's four player..... But still a good multiplayer game :-)
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Bump! I felt like doing one last dumbass thing before bed time.... so why not just bump! the oldest thread still working in the AA archives....
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Andrew said it was finishable... he just lost interest in it... I'll ask him again next time I see him on IRC if he ever plans to pick it up again... Or maybe he'll just reply here before I can :-)
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Bump! again.... I think Stan is still ashamed he can't do it.... If they find out about it, they're going to make him clean the toilets in the space program instead of fly the shuttles. So what is it Stan? Did you get it to dock?
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Andrew Davie told me he has wrote GBA emulator demo but never finished... he said it was a little slow but would probably work with a little optimization.
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"I am a motiVATIONAL SPEAKER" "You keep up that alcohaul rubbing and you are going to end up IN A VAN DOWN BY THE RIVER!"
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As of this date that is not planned... but LPT functions in DOS are easy :-) You'll just have to make sure you are really using DOS and not a WinNT/2000/XP DOS Shell, cause the NT Kernel still has it's nasty grips on the port then... and no DOS program is going to get to it.
