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nanochess

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Posts posted by nanochess

  1. My wish list in order of preference :

     

    Quest for golden Chalice (the idea of enhanced version of Adventure was also on my todo list , i'm happy somebody else did it! :) )

    Champion Ice Hockey (i'm a great fan of ice hockey video game , i don't like ice hockey sport but video game yes, since i played in the 80's to the activision rendition on Atari 2600).

    Spelunker (love that game)

    Princess Quest (love that game too, low on my list because i already own it on MSX , but this game is fabulous!)

     

    Dragon's lair (not sure about that one, but may be i'm dragon's lair fan , but the fact i requires SGM could make me think 2 times before buying it)

    I'm glad to say that Princess Quest for Colecovision has some extras in gameplay :), per suggestion of Yurkie and Pixelboy there are hidden chests with prizes and in world 3 is important to find the chests :)

  2. I'd recommend a Sony HB-F1XDJ MSX2+, incorporates FM music and various people at Spanish forums say that is better than the Panasonic FS-A1 that I was near to buy. Besides it looks great.

    The only problem I find with these machines is that the floppy disk tends to fail, but as you'll be playing cartridge games there is no problem.

    You can check some offers at http://www.retroclasificados.com (last time there was a Panasonic for sale)

    But do any of the games support the FM music? If not and you aren't interested in music... you might find something that is otherwise compatible at a lower price.

    To be honest, I liked a lot of the older MSX designs better than the later Sony and Panasonic ones, but to each their own. FWIW, I still bought a Turbo R.

     

    Something to consider is where you are from and where the machines come from.

    For example, if you are from the USA you might want a Japanese model because they use compatible power and a variation of NTSC close enough that it works on US TVs.

    A machine from Europe or South America might not work out of the box.

    If you are in Europe, you might not want a Japanese version if there is a European version of the same machine available.

     

    BTW, my Turbo R has these nice Japanese menus I can't read. If anyone has a translated ROM I'd be very happy.

     

    The problem I'd have with getting anything from Europe is that it would, of course, be PAL. And I don't own a multisystem TV, or a monitor that can accept PAL.

    Just FYI, the MSX2+ and MSX-Turbo R machines were sold only in Japan, so all are NTSC and 110V.

    Anyway, if the keyboard has kanji/katakana then it is a Japanese machine (this is valid both for MSX1 and MSX2).

  3. Appears like Pony Canyon got licenses from Activision, them also published Keystone Kapers, Alcazar, Beamrider, Ghostbusters and a lot of titles.

    Search in this database http://www.generation-msx.nl/msxdb/

    Of course mostly for European/Japanese market as MSX didn't have success in North America.

    Wasn't Spectravideo the only company to release an MSX machine in the US and it was off the market in under a year?

    It come very late, when Colecovision already had capitalized the market. The Spectravideo had same video chip, same processor, same sound chip and more expensive and besides it had scarce games and was not compatible with MSX until the SVI-738.

  4. I'd recommend a Sony HB-F1XDJ MSX2+, incorporates FM music and various people at Spanish forums say that is better than the Panasonic FS-A1 that I was near to buy. Besides it looks great.

    The only problem I find with these machines is that the floppy disk tends to fail, but as you'll be playing cartridge games there is no problem.

    You can check some offers at http://www.retroclasificados.com (last time there was a Panasonic for sale)

    But do any of the games support the FM music? If not and you aren't interested in music... you might find something that is otherwise compatible at a lower price.

    To be honest, I liked a lot of the older MSX designs better than the later Sony and Panasonic ones, but to each their own. FWIW, I still bought a Turbo R.

     

    Something to consider is where you are from and where the machines come from.

    For example, if you are from the USA you might want a Japanese model because they use compatible power and a variation of NTSC close enough that it works on US TVs.

    A machine from Europe or South America might not work out of the box.

    If you are in Europe, you might not want a Japanese version if there is a European version of the same machine available.

     

    BTW, my Turbo R has these nice Japanese menus I can't read. If anyone has a translated ROM I'd be very happy.

    I'd recommend a Sony HB-F1XDJ MSX2+, incorporates FM music and various people at Spanish forums say that is better than the Panasonic FS-A1 that I was near to buy. Besides it looks great.

    The only problem I find with these machines is that the floppy disk tends to fail, but as you'll be playing cartridge games there is no problem.

    You can check some offers at http://www.retroclasificados.com (last time there was a Panasonic for sale)

    But do any of the games support the FM music? If not and you aren't interested in music... you might find something that is otherwise compatible at a lower price.

    To be honest, I liked a lot of the older MSX designs better than the later Sony and Panasonic ones, but to each their own. FWIW, I still bought a Turbo R.

     

    Something to consider is where you are from and where the machines come from.

    For example, if you are from the USA you might want a Japanese model because they use compatible power and a variation of NTSC close enough that it works on US TVs.

    A machine from Europe or South America might not work out of the box.

    If you are in Europe, you might not want a Japanese version if there is a European version of the same machine available.

     

    BTW, my Turbo R has these nice Japanese menus I can't read. If anyone has a translated ROM I'd be very happy.

    Appears like only floppy disk games use the FM sound, I got it because I wanted to know how it sounds.

    Besides the MSX2+ scrolling feature is better than the MSX2 (check Konami's Space Manbow that supports both)

    And also I choosed a Japanese model because in Mexico we use NTSC video standard and same voltage level (110-127 VAC)

  5. Sweet. I can use that to test it. Do you know if I can use it for the HD tv? I was hoping to give the old, little tv to someone and might not have it much longer.

     

    I never tried this on HD tv ... Not sure it will work on HD tv ......

    As I always used this method on old tv

     

    Someone can confirm?

    My Colecovision works just fine through RF with a recent LCD HD TV, so I suppose an ADAM would work. Only select channel 3 NTSC.

  6. I'd recommend a Sony HB-F1XDJ MSX2+, incorporates FM music and various people at Spanish forums say that is better than the Panasonic FS-A1 that I was near to buy. Besides it looks great.

    The only problem I find with these machines is that the floppy disk tends to fail, but as you'll be playing cartridge games there is no problem.

    You can check some offers at http://www.retroclasificados.com (last time there was a Panasonic for sale)

    • Like 1
  7. That didn't stop you from adding Zelda, Bubble Bobble and several others to your Work-in-Progress section. ;)

     

    Those are personal projects ;)

     

    The author of Bug's n Bots have just contacted me lately and the website has not been updated yet

     

    I figured as much. I was just kidding around. ;)

     

    And here's more kidding around (I was in the mood to do this tonight):

    Very nice graphics :)

  8. I finally managed to borrow an oscilloscope for a brief time, but I still have not diagnosed the problem. Most of the oscilloscope waveforms provided by the technical manual were unhelpful since most were given for the blue game select screen, which of course I could not reach. I did confirm that the clock is working properly, and I did get signals for MREQ and IORQ on the Z80, and so I suspect that the processor works. I am now more suspicious of the BIOS chip, but I have no idea how to test it since the technical manual offered no advice on diagnosing a faulty BIOS chip.

     

    The schematics were extremely helpful, although I am confused by the depiction of the BIOS chip in the schematic. The BIOS chip only has 24 pins, but the schematic has pins numbered above 24. I assume the four unoccupied holes between the chip and the "U2" label have been included, but where does the numbering start? I'm guessing that pins 1, 2, 27, and 28 are the unoccupied holes, and that the first pin on the chip itself is pin 3.

     

    At this point, I'm about to give up. I cleaned the power switch just in case that was the problem, but it did not make a difference. Does anyone have any suggestions for testing the BIOS chip? I'm sure a logic tester would be helpful, but can I use a multimeter as a substitute?

    Not just time to give up. :) Some ideas to test BIOS.

    Now you should check the two 74LS138, one is used to decode BIOS memory, RAM and cartridge, and the other is used to decode ports (VDP, PSG, etc)

    You should be looking for outputs with your oscilloscope, you should see peaks going from 5V+ to near 0V.

    1. Check if U5 74LS138 activates output (pin 15) to select BIOS

    2. Check if U6 74LS138 activates output (pin 9) to select audio (this happens just after RESET)

    If outputs doesn't activate, then check the input signals, maybe the 74LS138 doesn't receive the signals.

    If pass 1 is working, then you should do a continuity check from both 74LS138 to Z80 and BIOS to Z80, check every address and data pin. If every line is right, the you should check every address input and data output with oscilloscope to see changes, in case one data doesn't change it can signal a broken BIOS.

    If you get pass 2 to work then probably the Colecovision will work :)

    I'm suspecting of broken lines in PCB (maybe a scratch). In this case you could use your multimeter as a continuity tester.

    Another option is oxyde between pins making contact, again use the multimeter.

  9. First and all I'd suggest to use isopropyl alcohol to clean the PCB from both sides (also RF PCB).

    I'd start checking the Z80 with a logic tester, first pin 6 (CLK) to see if clock generation is working, then pin 19 (MREQ) for memory access and pin 20 (IORQ) for VDP access.

    The VDP ALWAYS generates synchro (even if blanking), you should get a black screen with a TV, if you get this then you have all video section working (VDP and RF)

    The first thing that Coleco BIOS does is to turn off sound, if it doesn't do this (as you said), then the decoders aren't working or the ROM BIOS is damaged. If sound is turned off the next part to check is the 1K RAM.

    I hope this can help you. Of course, you'll need Colecovision schematics http://atarihq.com/danb/files/colecovision.pdf

    • Thanks 1
  10. For MSX cartridge manufacturing you should contact matracorp@gmail.com

    If they like one of your games then they handle box design, cartridge manufacturing, assembly and sales without any expense on your side. You should only make the best game you can :)

    Also I recommend to select your best games and make videos to run interest checks here in Atariage.

    Check one sample of Matra with my own game http://www.matranet.net/shockware/pq/index.html (soon it will be available in Colecovision by Team Pixelboy)

    Check also one sample of Collectorvision with other of my games http://www.collectorvision.com/game-zombnear.htm (it should be available in Summer, appears as retroillucid has a lot of work ;) )

    • Like 1
  11. I too want a colevosion. After playing the arcade machine of the game Frenzy and loving it and it's challenging gameplay I wanted to find if there were any console ports. Turns out its only the colecovision. Now I really want a collecovision heh. I didn't realize that they are sort of pricey though. What is a good price? Seems like 70 or 80 bucks for a used one seems like the norm?

    Look at this site in the Colecovision section http://www.atarimax.com/classic/forsale/index.html it has complete Colecovision for USD$50, though not specifies state.

    I found it lately. From atarimax.com I've ordered the AtariMAX Colecovision SD Cartridge and it works great, specially for development.

  12. Sounds like Bump n Jump maybe.

    Doesn't look like it.

    It could be "Triple Action." This cartridge included three two-player games: Biplanes, Tanks, and Car Race. The latter was a vertical scroller where cars came from the top, and the players manipulated their cars at the bottom.

    Yes, it is the game!!, thank you.

    Though I remember it was in inverted video (white road).

    It was rather simplistic, with no more graphics than the road and the cars, and no special logic but to avoid crashing the cars.

     

    If the game you remember was more complex than that, then it probably was Bump N' Jump.

     

    Are you sure it only scrolled vertically? There's another game called "Auto Racing" which scrolled on both axes, and had you navigate different race courses.

    Yep, only vertically.

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