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hydravien
Newbie
Joined: 06 Apr 2008 Posts: 5
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Posted: 06 Apr 2008 07:43:50 pm Post subject: |
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Hi All,
So I have managed to start a ti frenzy at my school... everyone has tetris, and a nifty little app me and a buddy made to solve quadratic equations...
So my question is, is it possible to splice some more connectors into the current ti link cable (these are ti 84+ and 83+ calcs but we all use the 83+ link) to work with multiplayer games such as ztetris and bomberkids? I doubt that it would be something that simple, but the reason i ask is that bomberkids has an option for 4 players.
Thanks,
Nick |
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angel14995
Member
Joined: 13 Oct 2007 Posts: 181
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Posted: 06 Apr 2008 08:48:42 pm Post subject: |
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I always thought that the 4-way was only using 2 calcs. I know you can play Bomberkids 2-player on 1 calc, so 2 calcs=4 players.
And it would probably need to have you do some things, like create a router. I'm not the one to say anything much about hardware, but there are probably diagrams out there that explain a theoretical 4-way link. |
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TheStorm
Calc Guru
Joined: 17 Apr 2007 Posts: 1233
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Posted: 06 Apr 2008 09:45:51 pm Post subject: |
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DCS6 has the capability of doing this but no one has bothered to use it because it has very few uses and would be slower than normal linking which we all know is blazing fast . |
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magicdanw pcGuru()
Calc Guru
Joined: 14 Feb 2007 Posts: 1110
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Posted: 06 Apr 2008 09:46:29 pm Post subject: |
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angel14995 wrote: I always thought that the 4-way was only using 2 calcs. I know you can play Bomberkids 2-player on 1 calc, so 2 calcs=4 players.
And it would probably need to have you do some things, like create a router. I'm not the one to say anything much about hardware, but there are probably diagrams out there that explain a theoretical 4-way link.
[post="122255"]<{POST_SNAPBACK}>[/post]
I thought someone made a circuit diagram for a 4-way link cable that would work with a special protocol. But I wasn't aware of any games or programs that actually used that protocol, since nobody wants to build their own cable just to play a game. So Bomberkids probably is 2 calcs with 4 players. |
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kermmartian Site Admin Kemetech
Calc Guru
Joined: 20 Mar 2004 Posts: 1220
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Posted: 07 Apr 2008 04:52:14 am Post subject: |
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TheStorm wrote: DCS6 has the capability of doing this but no one has bothered to use it because it has very few uses and would be slower than normal linking which we all know is blazing fast .
[post="122256"]<{POST_SNAPBACK}>[/post]
lol, correct. |
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DarkerLine ceci n'est pas une |
Super Elite (Last Title)
Joined: 04 Nov 2003 Posts: 8328
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Posted: 07 Apr 2008 07:51:00 am Post subject: |
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You wouldn't be able to play any already-existing games with a 3- or 4-way link cable, even if you made one; they don't have the code for it. |
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hydravien
Newbie
Joined: 06 Apr 2008 Posts: 5
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Posted: 08 Apr 2008 02:55:06 pm Post subject: |
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thanks guys thats what i thought |
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Liazon title goes here
Bandwidth Hog
Joined: 01 Nov 2005 Posts: 2007
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Posted: 08 Apr 2008 04:42:26 pm Post subject: |
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DarkerLine wrote: You wouldn't be able to play any already-existing games with a 3- or 4-way link cable, even if you made one; they don't have the code for it.
[post="122263"]<{POST_SNAPBACK}>[/post]
and thus another reason why few would develop such a game |
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tr1p1ea
Elite
Joined: 03 Aug 2003 Posts: 870
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luby I want to go back to Philmont!!
Calc Guru
Joined: 23 Apr 2006 Posts: 1477
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Posted: 08 Apr 2008 09:18:02 pm Post subject: |
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Well, if you had a 84+, couldn't you connect w/ the usb and the I/O port? |
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Liazon title goes here
Bandwidth Hog
Joined: 01 Nov 2005 Posts: 2007
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Posted: 09 Apr 2008 07:43:07 pm Post subject: |
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true, but you'll have to test for the calc model and then 3 way would probably be the easiest (1 master + 2 slave calcs)
that'd be kind of cool though ^^ imho, there just should be more link cable multiplayer games. |
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magicdanw pcGuru()
Calc Guru
Joined: 14 Feb 2007 Posts: 1110
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Posted: 09 Apr 2008 08:19:38 pm Post subject: |
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I agree. Unfortunately, my latest calculator game (which I started two days ago) uses the link port for...something else |
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SonicBoom95
Member
Joined: 31 Jan 2008 Posts: 237
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Posted: 10 Apr 2008 11:05:23 am Post subject: |
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Why not just use the dual link ports on the 84 and up? You could link an infinite number of calcs with those. |
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Liazon title goes here
Bandwidth Hog
Joined: 01 Nov 2005 Posts: 2007
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Posted: 10 Apr 2008 09:29:24 pm Post subject: |
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the problem is trying to sync all the calculators up together, which gets harder the more calculators get added to this network. This is partly because each calc can only talk to two other calculators. Even if you link them in a circle, to get info from one calc all the way to the calc on the other side of the ring, and then send a response back, it will generally take a lot longer, although I don't have as much experience w/ the link port.
Keep in mind that both the link port and the USB part iirc are serial ports, so they only transfer data one bit at a time. The USB iirc is a little better because of some of the existing interfaces, as well as USB8x/MSD8x :)
magicdanw(): o.o sound?? coolness!!!
imho, in game sound would be a really cool thing to do. |
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magicdanw pcGuru()
Calc Guru
Joined: 14 Feb 2007 Posts: 1110
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Posted: 10 Apr 2008 09:46:43 pm Post subject: |
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Well, I was going to keep you guessing, but I guess sound is the only other thing the link port is likely to be used for. Yup, it's a game that, if finished, will rely heavily on sound, so hopefully I'll be able to pump up the quality! |
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TheStorm
Calc Guru
Joined: 17 Apr 2007 Posts: 1233
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Posted: 11 Apr 2008 06:59:54 am Post subject: |
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imo the original mario86 had sound but they scraped it in place of gray scale coolness. |
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brandonw
Advanced Member
Joined: 12 Jan 2007 Posts: 455
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Posted: 11 Apr 2008 11:47:59 am Post subject: |
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Liazon wrote: Keep in mind that both the link port and the USB part iirc are serial ports, so they only transfer data one bit at a time. The USB iirc is a little better because of some of the existing interfaces, as well as USB8x/MSD8x
[post="122364"]<{POST_SNAPBACK}>[/post]
Linking with the I/O port is well-understood, and I have some documentation on calc<->calc direct USB at http://brandonw.net/calcstuff/USBdocs.txt . It's not the best thing in the world, but it should be enough to get two calculators talking to each other. Best thing to do is look at a disassembly of pages 74h and 76h to see how the OS sends/receives large packets without issue. |
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Liazon title goes here
Bandwidth Hog
Joined: 01 Nov 2005 Posts: 2007
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Posted: 12 Apr 2008 04:29:54 pm Post subject: |
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I'm just pointing out it's not an ethernet cable. |
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benryves
Active Member
Joined: 23 Feb 2006 Posts: 564
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Posted: 12 Apr 2008 04:50:57 pm Post subject: |
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The calculator's link port is ideal for I²C, which has enough address space for 112 devices (and is a multi-master capable bus). |
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magicdanw pcGuru()
Calc Guru
Joined: 14 Feb 2007 Posts: 1110
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Posted: 12 Apr 2008 05:31:20 pm Post subject: |
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So, would that protocol allow several calculators to be connected, using radio shack adapters to plug two standard cables into one calculator? That sounds like it could be pretty useful for games, since I think the stigma against multi-player games is that they might need link cables to be soldered together, which many people can't do (for instance, me! ) |
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