Author Topic: Overclocking the TI-83+SE / TI-84+/SE Family  (Read 18692 times)

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Offline scienceaddict

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Re: Overclocking the TI-83+SE / TI-84+/SE Family
« Reply #15 on: May 01, 2013, 11:52:57 pm »
how bout the 84se? have one i ripped the ribbon cable on while debugging my speakers(they work almost flawlessly now, cruel irony) that i could try this on and screenshot it with tilp to see how it worked.

Offline DJ Omnimaga

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Re: Overclocking the TI-83+SE / TI-84+/SE Family
« Reply #16 on: May 02, 2013, 01:43:06 am »
From the first post, I think Kerm's technique will work on it too. Just not the color screen model.

Offline Geekboy1011

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Re: Overclocking the TI-83+SE / TI-84+/SE Family
« Reply #17 on: November 12, 2013, 10:38:17 pm »
So a little bump to this. I ordered some parts from digikey and overclocked 2 83+se's for omnimaga's contest. they can be found here
http://imgur.com/a/IJgAw

Whats next. Make an OS patch that stops the Ti-OS from interfering with the setting. Make sure all external functions work, and finally set up a set of hot keys to arbitrarily change hot keys as long as the Ti-OS interrupt is running.

After I get that done I might offer overclocking services for a fee because its not a hard soldering job but if your not practiced its very easy to mess up. 0603 parts are small :/

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Re: Overclocking the TI-83+SE / TI-84+/SE Family
« Reply #18 on: November 13, 2013, 03:23:30 am »
wait, the 83+se's for the contest are overclocked? O.O
You are keep making second price look better than the first :P

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Offline ben_g

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Re: Overclocking the TI-83+SE / TI-84+/SE Family
« Reply #19 on: November 13, 2013, 11:29:48 am »
So a little bump to this. I ordered some parts from digikey and overclocked 2 83+se's for omnimaga's contest. they can be found here
http://imgur.com/a/IJgAw

Whats next. Make an OS patch that stops the Ti-OS from interfering with the setting. Make sure all external functions work, and finally set up a set of hot keys to arbitrarily change hot keys as long as the Ti-OS interrupt is running.

After I get that done I might offer overclocking services for a fee because its not a hard soldering job but if your not practiced its very easy to mess up. 0603 parts are small :/
Are the parts in the same place in the ti-48+? And could you post a small tutorial/description of how to do it yourself, together with a list of the parts needed?
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Offline Geekboy1011

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Re: Overclocking the TI-83+SE / TI-84+/SE Family
« Reply #20 on: November 13, 2013, 11:40:34 am »
the 83+se overclock and overclocking the 84+se are two completily different beasts the 84+se doesnt have the pads that the 83+se does so its virtually impossible to overclock and if you cant figure out how to do it from kerms posts I feel you dont have enough experiance soldering/ doing ee work to trust you not to break your calculator.ive had plenty of experiance with working on fine pitch hardware.

Offline Streetwalrus

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Re: Overclocking the TI-83+SE / TI-84+/SE Family
« Reply #21 on: November 13, 2013, 01:18:57 pm »
Seems pretty cool but you should clean the second one's LCD. :P
You remind me I have an 83+SE that I need to revive (dead LCD, gonna get a used 83+BE that's working for the parts), so maybe I'll add the 4 pin socket like Kerm did if I ever succeed. :D
« Last Edit: November 13, 2013, 01:19:57 pm by Streetwalker »

Offline Geekboy1011

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Re: Overclocking the TI-83+SE / TI-84+/SE Family
« Reply #22 on: November 13, 2013, 02:59:14 pm »
its white out and I tried the best I could its just no hope with out possibly wrecking the lcd. I replaced the entire case as it was all whiteout and nailpolished up >.> but that's the only physical blemish and that doesn't cover any active area of the screen so its chocked up as "meh minor phsyical blemish 100% working order does not hinder the product in anyway" eg its good enough for me

Offline DJ Omnimaga

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Re: Overclocking the TI-83+SE / TI-84+/SE Family
« Reply #23 on: November 13, 2013, 03:28:06 pm »
the 83+se overclock and overclocking the 84+se are two completily different beasts the 84+se doesnt have the pads that the 83+se does so its virtually impossible to overclock and if you cant figure out how to do it from kerms posts I feel you dont have enough experiance soldering/ doing ee work to trust you not to break your calculator.ive had plenty of experiance with working on fine pitch hardware.
Sorry, but could you repost this in English? O.O (no offense)

Also as cool as getting overclocked calcs would be, did you ask permission to the participants first? Maybe they want a normal calc to run games for them, which means that if overclocked, some games might run too fast to be playable. D: (Unless you're adding a switch that allows the contest winner to switch between 15 MHz and other modes)

Offline Streetwalrus

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Re: Overclocking the TI-83+SE / TI-84+/SE Family
« Reply #24 on: November 13, 2013, 03:32:18 pm »
Well, if the games use the lower 15 MHz mode then there's no issue since only the two higher modes are overclocked.

Offline DJ Omnimaga

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Re: Overclocking the TI-83+SE / TI-84+/SE Family
« Reply #25 on: November 13, 2013, 03:33:31 pm »
Well, I meant BASIC games, for example, or any ASM/Grammer game that uses no specific mode by default. I was also worried about games that needs perfect syncing with the LCD for grayscale and other effects, which might have issues running if they aren't set at 15 MHz by default.
« Last Edit: November 13, 2013, 03:34:09 pm by DJ Omnimaga »

Offline ben_g

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Re: Overclocking the TI-83+SE / TI-84+/SE Family
« Reply #26 on: November 13, 2013, 03:34:57 pm »
the 83+se overclock and overclocking the 84+se are two completily different beasts the 84+se doesnt have the pads that the 83+se does so its virtually impossible to overclock and if you cant figure out how to do it from kerms posts I feel you dont have enough experiance soldering/ doing ee work to trust you not to break your calculator.ive had plenty of experiance with working on fine pitch hardware.
Sorry, but could you repost this in English? O.O (no offense)

Also as cool as getting overclocked calcs would be, did you ask permission to the participants first? Maybe they want a normal calc to run games for them, which means that if overclocked, some games might run too fast to be playable. D: (Unless you're adding a switch that allows the contest winner to switch between 15 MHz and other modes)
If you look at the program telling the CPU speeds, you see that he just unlocked the 2 faster speed modes, but it still has a 6MHz and 15MHz speed, which means that games will still run at the correct speed, and only games that use the extra modes will gain advantage of it (and maybe the OS as well, if it's patched to do this).
My projects
 - The Lost Survivors (Unreal Engine) ACTIVE [GameCommandoSquad main project]
 - Oxo, with single-calc multiplayer and AI (axe) RELEASED (screenshot) (topic)
 - An android version of oxo (java)  ACTIVE
 - A 3D collision detection library (axe) RELEASED! (topic)(screenshot)(more recent screenshot)(screenshot of it being used in a tilemapper)
Spoiler For inactive:
- A first person shooter with a polygon-based 3d engine. (z80, will probably be recoded in axe using GLib) ON HOLD (screenshot)
 - A java MORPG. (pc) DEEP COMA(read more)(screenshot)
 - a minecraft game in axe DEAD (source code available)
 - a 3D racing game (axe) ON HOLD (outdated screenshot of asm version)

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Offline Streetwalrus

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Re: Overclocking the TI-83+SE / TI-84+/SE Family
« Reply #27 on: November 13, 2013, 03:38:48 pm »
Yeah for LCD timing most recent games sync with the status port anyway and interrupt timers are independent of the CPU speed. Also he said he'd patch the os to fix that issue. ;)

Offline DJ Omnimaga

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Re: Overclocking the TI-83+SE / TI-84+/SE Family
« Reply #28 on: November 13, 2013, 03:39:26 pm »
Oh ok. That said, it still doesn't solve the issue about BASIC games, though. >.< (Although most might be better with extra speed, some might become unplayable, especially those that already ran very fast, since getkey only registers 10 keypresses per second).

Offline Streetwalrus

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Re: Overclocking the TI-83+SE / TI-84+/SE Family
« Reply #29 on: November 13, 2013, 03:40:25 pm »
Also he said he'd patch the os to fix that issue. ;)
This was towards the BASIC issue.