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Messages - critor

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1876
News / Re: Casio Prizm - Color graphic calculator
« on: October 08, 2010, 07:15:18 pm »
idk guys... WE may know that the casio prizm is a million times better than the nspire. but if you're a student and your requirement when getting a grapher is "it can graph equations and my teacher accepts it", the calculator that's still flourishing is the ti 83 series. our teachers still request students get ti 83/84+'s. i have yet to see an nSpire at my school. the marketshare is still firmly in Ti's hands, and a new calculator will not change that. the only way casio's prizm gets attention is if the teacher's bother to learn how to use it, realize its potential, and then start mentioning them in class. then a student buys one.. his friends see it, and hopefully the product sells itself from that point. it is a great starting point though, that casio has released this (:

I didn't say TI was dead... I just said TI-Nspire were dead.

Just compare things which are sold at similar prices.

You may hesitate between a TI-83+/84+ and a Casio fx-9860G/GII for example...
You may choose the TI-83+/84+ for some good reasons: more widely used, much more programs and applications available, more programmable, more assembly support...
And you may choose the Casio fx-9860G/GII for other good reasons: SD card reader, bigger high contrast screen with a greater resolution, TI-85/86-like menus, a much more recent and faster CPU, more than 32Kb RAM, home screen menu with icons...

But now, let's compare the TI-Nspire and the Casio Prizm... What good things can you say about the TI-Nspire?
...
..
.

Casio will not become the best graphic calculator seller... But Casio may become the best formal/symbolic graphic calculator seller.

1877
News / Re: Casio Prizm - Color graphic calculator
« on: October 08, 2010, 06:52:30 pm »
to sum it up, Casio is basically trying to convert us after they heard about our complaints about TI.  :P
I really want to see what Ti is going to do about this.  ;D

If the Casio Prizm is really released in january 2011, they cannot do anything...
They've just released the TouchPad and advertised it everywhere, although it is hardware-identic to the ClickPad, with allmost nothing new. Not even a bigger Flash-chip, despite the fact we're having problems installing the latest 9Mb OS (which requires more than twice its size during installation, because it uses a temporary file and decompresses some things too...)

It's perfectly clear they have nothing else in the box...
Releasing a new TI-Nspire-like calculator in the next months would cost a lot of money...

And you should all have understood since 2006, that TI doesn't want to spend money on hardware-calculators any more... (exactly like HP)

So, the TI-Nspire TouchPad are dead!

TI-Nspire TouchPad
2010-2011
R.I.P.

I won't regret them, sincerely. :P

With TI, calculators are going worse and worse...
With Casio, calculators are going better and better!
TI is not the best any more...

1878
News / Re: Casio Prizm - Color graphic calculator
« on: October 08, 2010, 06:39:42 pm »
That might not be a good thing. We probably still feel pretty attached to TI now...

But TI doesn't  feel attached to us...

In the 90s, Casio graphic calculators used to be just crap...
A limited programming language that could not even use the calc applications fully... exactly like on the TI-Nspire!!! You could do less things with the programming language, than with the OS... And on TI graphic calculators, you could then do more things with the programming language than with the OS...

But, since 2000, Casio graphic calculators have completly changed and become much better.
Casio has even released emulators and SDK for their best calculators (fx-9860G/GII family, ClassPad 3XX). Where is the SDK for the TI-Nspire ? . . .

Things are changing. Casio is TI, and TI is Casio.

It is perfectly possible for the Casio Prizm to be more programmable than the TI-Nspire, and to support assembly apps through a SDK.


TI has just released the TI-Nspire TouchPad, with allmost nothing new... A rechargeable 100hours battery that isn't even included in the box, and a touchpad... What's so impressive about a touchpad? A touchscreen would have been better...

The Casio Prizm use standard betteries, and has a 140 hours autonomy!

TI has had big problems with TI-Nspire TouchPad stocks ...

Also the color has been included in the TI-Nspire 2.x softwares, I'm pretty sure TI just cannot release another calculator in the next months.

1879
News / Re: Casio Prizm - Color graphic calculator
« on: October 08, 2010, 06:25:51 pm »
Casio Prizm!!!

The TI-Nspire killer is born...

1880
Other Calc-Related Projects and Ideas / Nspire LCD mod - we need it!
« on: October 08, 2010, 05:34:24 pm »
Soon, thanks to Ndless 1.7, we're going to have ASM support on the TI-Nspire with an OS which is also usable to work/study!
You won't have to choose any more...
You won't have to constantly upgrade/downgrade any more each time your needs vary...

Wonderfull,isn't it?

 
Well... There's another major big problem, and I would like it to be discussed here, and solved if possible.

We've got many games on the TI-Nspire (NES games, Game Boy games, Game Boy Color games...) but a large majority of them is unplayable without catching a headache!


Here is THE problem:

(all images in this post come from datamath.org)

Yes, the screen!
Because of its high remanence delay, we just can't play any game which updates the screen widely.

An you just can't hope for a better screen from TI... They perfectly know it's the last thing that is preventing us from playing fully with the Nspire.

Does that mean we are condemned to play classic board games like chess or checkers?...
Does that mean we are condemned to play games which will have lower graphics than TI-89/92/V200 games?


Then... we have to solve the problem.

The screen has a standard resolution of 320x240.
That's a good thing if we need to replace it!


The screen comes on a separate PCB.
That could have been a good thing, but those PCBs aren't just dedicated to the screen.
They take care of the exam LED, of the mini-usb plug, and of the rechargeable battery.
So it seems we'll have to keep those PCB, and cannot easily replace them...

Let's look at those PCBs:

non-CAS ClickPad:


CAS ClickPad:


non-CAS TouchPad:


CAS TouchPad:



ClickPad CAS and non-CAS PCBs are identical, except that the exam LED is not soldered on the CAS PCB. They're identified by a string: "P1R2/P3_LB_MP_2440".
They have a 34pins connector, identified by the string "Ph3_EVT1_FPC_1413".

TouchPad CAS and non-CAS PCBs seems identical. They're identified by a string: "TG2995-C-LB-2410".
They have a 38pins connector, identified by the string "Nspire2.0_FPC_130".


The LCD is controlled by 3 display drivers:
- 1 Novatek NT7702 chip caring of the 240 rows
- 2 unidentified identical chips care of 160 columns each


Now, we have to find out who's guilty.
The screen? One or severall of the display drivers? Both?

If a display driver is guilty, could we find (with Ndless) a way to configure it?

Can the drivers and/or the screen be "easily" replaced? Is the screen just attached to those wire-ribbons, or is there something else?


Any information/idea will be appreciated. Please post your experiences and photos.

1881
Ndless / Re: Ndless 1.7 for TI-Nspire
« on: October 08, 2010, 06:23:22 am »
Over the past few days, my Nspire has been resetting randomly every so often (without Ndless installed at the time).  Could this be caused by previousley having Ndless 1.7 installed?

I don't know about Ndless 1.7, but Ndless 1.0/1.1 could let your OS in an unstable state, even after uninstalling Ndless...

You should just reinstall the OS.

1882
TI-Nspire / Re: Would an NES emulator be possible on Nspire?
« on: October 07, 2010, 09:04:10 am »
Anyone know how to make a batch file that lets me create the .tns just by dragging the .nes over said batch file?

Which OS? Windows or Linux ?

The Windows batch has been available for a week on TI-Bank.
http://ti.bank.free.fr/index.php?mod=archives&ac=voir&id=1964

There's an english ReadMe, don't worry ;)

1883
News / Re: TI-84+SE discontinued?
« on: October 06, 2010, 06:24:39 am »
Why'd you ask, though? The ROM isn't available for download now either, anyway, because it's illegal. Except for the OS, which TI will almost definitely take off their website.

The ROM includes the following things:
- OS pages
- archive pages (160Kb on the TI-83+, 128 to 192Kb on the TI-73, 480Kb on the TI-84+, 1.5Mb on the TI-83+SE/84+SE)
- certificate page (16Kb)
- boot code page (16Kb)

* We can easily rebuild the OS pages from a 73u/8xu update file, which are freely distributed.
* We don't need the archive pages and may let them blank. They'll just have to be remormatted by doing a reset.

So the only thing that is preventing us from distributing "working" ROMs, is a little 32Kb (certificate and boot).
Ridiculous, isn't it ? ;)

1884
News / Re: TI-84+SE discontinued?
« on: October 04, 2010, 08:20:32 pm »
ok, hold on, lets not try to jump at TI'S throat yet
I think they are being truthful, for once

they are OPENLY admitting to cutting production in europe >.'>

Production is centralised: P-factory in China.

What they may do, is not selling the calculator any more in Europe.

We haven't bought enough TI-Nspire in Europe...
They want to force us... :(


Edit: TI has answered me on FaceBook:
http://www.facebook.com/pages/Texas-Instruments-France/132142133466165#!/pages/Texas-Instruments-France/132142133466165?v=wall&story_fbid=165278456819199
In Swiss/Germany/Austria, the TI-84+SE is going to be discontinued.
Then did their webmaster write "production stopped" instead of "discontinued" by mistake ? . . .

1885
News / Re: TI-84+SE discontinued?
« on: October 04, 2010, 07:54:05 pm »

1887
News / Re: TI-84+SE discontinued?
« on: October 04, 2010, 07:08:35 pm »
I just got this:

Quote
Danny,

Thank you for contacting Texas Instruments.

Recently you contacted us regarding a question about the TI-84 Plus Silver
Edition. I had to do additional research on this matter and got a more detailed
response for you.

TI Education Technology in the US and Canada, as well as many other regions,
will continue to sell both the TI-84 Plus and TI-84 Plus Silver Edition. The
TI-84 Plus Silver Edition is an important part of our product offering and we
will continue to update and support this product.

Sales and marketing in all regions continually review product offerings to
ensure they are meeting the needs of their markets. We currently sell products
in Europe to meet specific country retail and educational markets. TI has
products available in the US that are not sold in Europe and vice versa because
they are not the best products to meet the specific country needs. In that vein,
TI Education Technology Europe has phased out the TI-84 Plus Silver edition in
those select markets.

I hope that you find this information helpful. If you have further questions or
comments, please feel free to send me an email.

Warmest Regards,

César López

Interesting, except that this one didn't mention the "production" state.

1888
News / Re: TI-84+SE discontinued?
« on: October 04, 2010, 06:59:09 pm »
Hmm, someone should copy the HTML/CSS from the cached version, in case Google updates it.

Here is a copy of the cached Swiss french pages:
http://xandrean.free.fr/ti84pse-discontinued/graph-suisse-fr.html
http://xandrean.free.fr/ti84pse-discontinued/ti84pse-suisse-fr.html

I'm trying to get the other pages too.

1889
News / Re: TI-84+SE discontinued?
« on: October 04, 2010, 06:33:34 pm »
Or we could ask him about the four calc sites that no longer list the 84+ SE? See Critor's post on page 3 for reference.

For TI-Australia, this may be normal.
I think that calculators that have more than 800Kb archive are forbidden on exams over there.
Casio made a special version of the fx-9860G and named it the fx-9860G AU in order to sell it there. It has less archive available.
Moreover, I couldn't find an archived web page in the Internet Wayback Machine.

But for TI-Denmark, TI-Spain, and TI-Sweden, the Internet Wayback Machine has severall matches, and the TI-84+SE used to be listed.


I've renewsed on TI-Bank -> http://ti.bank.free.fr/index.php?mod=news&ac=commentaires&id=871

As DJ-Omnimaga was saying, I hope I won't have to renews about that anytime soon...

1890
News / Re: TI-84+SE discontinued?
« on: October 04, 2010, 05:57:09 pm »
O_o perhaps their decision to discontinue it caused an outrage and now they take it back?

Yeah, we did it!
You were all great! :)

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