Recent content by leonk

  1. leonk

    Repair IGS PGM Address Error

    Does PGM show a screen normally with no cart inserted?
  2. leonk

    Running Naomi on a 24khz monitor?

    FWIW. I'm located in Toronto, just like @msamiullah and over the years have had multiple UVC devices (with different firmware revisions) I know their pros and their cons. I used to buy them for $50 each on ebay in 2010, and most recently, I sold my spare, for $200 (that's $140USD for you...
  3. leonk

    New NEO-GEO Aes will be released ?

    And this is why I no longer do pre-orders .. ;(
  4. leonk

    New Aliexpress 153 in 1

    Here's what Double Dragon is supposed to look like, playing on my cart. View: https://www.youtube.com/watch?v=jqtZQ3oPBzA
  5. leonk

    New Aliexpress 153 in 1

    WOW! The cart does exist!! The problem with a lot of items you buy from AE is that they get 90% correct, but it's the last 10% that they really mess up. And most times, that 10% is because of cost cuts, or just lack of knowledge. The error message he's getting is probably because he's using the...
  6. leonk

    FS Collection blowout.

    I sent you a DM ..
  7. leonk

    [Available] Modified PICKnMIX for leonk's Vortex carts

    You made PnM as the default, which is opposite of how stock UNIBIOS works with regular 161-in-1 carts (161-in-1 menu boots, unless you hold button during power on and PnM is enabled) Is reverting back to that behaviour an option? or reversing it? (PnM on by default unless button is held) Should...
  8. leonk

    New Aliexpress 153 in 1

    What about this image of what's on the cart made you think it was a scam? :D
  9. leonk

    [Available] Modified PICKnMIX for leonk's Vortex carts

    The fact that we still have developers that can code for 68000 in ASM with nothing more than a hex editor and debugger is astonishing!
  10. leonk

    [Available] Modified PICKnMIX for leonk's Vortex carts

    Feel free to email me the BIOS chip and I can burn it/test it on my setup. email: [email protected]
  11. leonk

    Reverse engineering 161 in 1 cartridge to change Rom games

    You should probably start a new thread about modifying the UNIBIOS code. I'd be interested to see your progress in doing this.
  12. leonk

    FS Neo Geo MVS: ALL-in-1 Vortex Multicart - 2025

    You can't add games without redoing the entire cart. Also, the games you mentioned, out of respect to the developer (who is a member on this forum) he requested that those games not be put on carts and sold. So I never put them on any vortex cart I made. Goal has always been to have the...
  13. leonk

    Greetings from Ontario Canada

    Welcome! I live in downtown Toronto, but work in Markham. You'll find there's a lot of people here from Canada as well as many FB groups dedicated to this hobby.
  14. leonk

    New Aliexpress 153 in 1

    I would say the complexity of reflashing this cart is on par with converting a regular 161-in-1 cart to a vortex cart. You need to have ability to remove flash chips using a rework station, special programmers, write and program your own FPGA code and program it back to the 3 chips, but sure ...
  15. leonk

    New Aliexpress 153 in 1

    If you look at the available datasheets for the components used on the cart, you'll see that they mostly are 3/5V capable. For example, the 3 Altera 3000A used says: The bigger issue is the pics the seller from AE posted. They are not complete, if anything, look like AI generated images of the...
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