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semicolo

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Everything posted by semicolo

  1. no, pByte2 is a byte pointer. this code reads the 4 words starting at the address stored in pByte2. iteration is done after affectation because the ++ is at the end, in c you can do ++i (pre-increment) or i++ (post-increment)
  2. Since few people are familiar with cygwin/unix, I'd suggest a simple UDP client/server scheme, port forwarding is probably easier to explain. The clients connect to the server which sends evey data received back to everyone (or everyone but the sender depending what's needed)
  3. I suppose you're not talking about a simple palette change, but complete new graphics ? If so, you'll need some volunteers to do the job. I love piano jazz-like tunes. What about some good old J.S Bach, inventions for example ? I don't really care for hiscores in card games You could use the scaling engine to make a random take-off effect of the cards
  4. You'll need an rs232->5V adapter, this schematic should work
  5. I think it's a downloader program, i.e. you connect the lynx to the pc with a serial/comlynx cable and send programs over it.
  6. So one can make any size cartridge with the same 410bytes boot loader ? And does the new bootloader work ? Anyway even if you have to double the directory, it shouldn't take that much space (say we have 200 entries, thats 1600bytes, with the bootloader it's less than 2KiB, that leaves 510KiB for each bank). Speaking of banks, in the Handy cartridge file format there's support for bank0 and bank1, how is the lynx supposed to switch banks ?
  7. Thanks a lot for the explanations. About the audioin pin, can't we just toggle it after the encryption check just like a bank switching ? Or do you mean that it could be transparent to the software ?
  8. So, does it only decrypts the first 64KiB ? Or does it always decrypt data when reading from the cart ? I think I read that if the encryption isn't correct, the lynx displays "insert game", it would just crash if the data decrypted wasn't valid code. I'm just starting learning how to program the lynx, there are some points I have trouble understanding. Like for example, how do we do carts with a different size than 256KiB the concept of files on the cart rather puzzle me too
  9. Nice tool, but I noted : export CC65INCLUDE="c:\\lynx\\newcc65\\include" in the bashrc newcc65 include files should be on the flash drive too, not on the hard drive
  10. but the lynx has not enough ram to hold a decrypted copy of a game cart, and I think it's only done at boot time, isn't it used only as a checksum to validate that the software is genuine ? What exactly does it do with the decrypted data ?
  11. it's just a coder that replaces jumpers (like those on Karry's card for example)
  12. Yes the Xbox version is ok. Doesn't the windows version support joysticks ?
  13. Maybe CMOS ? Does it really matter ? Each manufacturer gives its own names to its chips
  14. There's a page there http://sdlemu.ngemu.com/handysdl.php But I worked on the v0.2 WIP that can be found there : http://sdlemu.ngemu.com/releases/
  15. I don't think you were the one I talked with, my patch added a zoom capability. I'm currently trying to find why handy-sdl crashes with your lynx-cart-demo, quite annoying if I can't test the new programs I (eventually) make.
  16. Plynx is probably a fork of handy-sdl, which is a SDL open source port (works well with unices). The maintainers of handy-sdl aren't much responsive, I was able to exchange some Emails with them but they don't seem to use the patches I submitted. Anyway, I tried to port handy-sdl to dreamcast and it's quite slow (I tried to deactivate the display to see if it was SDL related but it didn't improve much). So it could probably be ported on the GBA but with poor performances, unless some optimization genius could do wonders.
  17. No, index 0 is dark green You should download the gimp, it's really powerful : http://www.wingimp.org/
  18. If you want the picture in Gimp format : http://semicolo.homelinux.org/LynxCards.xcf
  19. Here's my final version, I don't think I can do better
  20. Those @#$% Jacks/queens/kings are HARD to clean !
  21. I didn't work on the 8, I just cleaned 1,2 (black) and 10 for now. I find the 10 quite readable, but maybe it'll be another story on the lynx screen.
  22. by the way I used 4 red levels, 3 gray levels, black, white and transparency, which leaves 6 colors available. I was thinking of making the jack, queen and king in red/black shades.
  23. Second version, finished cleaning from 1 to 10, the numbers need some more work, but the hardest part is coming...
  24. In fact I took the back side into account so there are 13+1 cards and you'll end up with 37x49 Here's a first draft, I cleaned the hearts, spades... did a solid border with vaguely round edges and tried to fit everything on the 10 hearts, seems ok to me
  25. But the picture width should be 504 or 518 pixels so we would have cards of 36 or 37 pixels by 49
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