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Omnimaga: The Coders of Tomorrow > Calculator discussion > Difference between 83+SE & 84+SE

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Title: Difference between 83+SE & 84+SE
Description: Is there any?


art_of_camelot - October 6, 2007 02:11 AM (GMT)
Just wondering if there is any difference between the Ti83+ SE and the TI-84+ SE. I'm considering upgrading from my old TI-83 BE and if there is no or negligible difference between the two SE's I'll probably get the 83+ SE as it should be cheaper :)

DJ Omnimaga - October 6, 2007 02:15 AM (GMT)
the 83+SE have 1.54 MB of archive memory and the 84+SE 1.60. The 84+SE also have an USB port (small one) and a clock. However it's a bit slower than the 83+SE, even if it's supposed to be 15 MHz, probably because of the clock

Jon - October 6, 2007 02:39 AM (GMT)
both have 1.54 MB, i can attest to that, as my 84+ SE reads 1540k available when user archive is empty. The exact number of bytes is 1474560 bytes, or 90 pages of 16384 bytes each. And as for the 84+ SE running slower, this is only true in 15 mhz mode with interrupts enabled, as the interrupt routine at 0038h does a number of USB functions each time it triggers. When governed to 6 mhz, which they are when you are working in the tios, they run at the same speed.

DJ Omnimaga - October 6, 2007 03:14 AM (GMT)
QUOTE (Jon @ 5 Oct, 2007, 22:39)
both have 1.54 MB, i can attest to that, as my 84+ SE reads 1540k available when user archive is empty.
Then Wabbitemu doesn't display archive free very well, because in the rom i got it show it has 1606K of archive and on my real SE it show 1540 when it's empty. I'll have to check with a 83+SE rom if this happen with it too

QUOTE (Jon @ 5 Oct, 2007, 22:39)
The exact number of bytes is 1474560 bytes, or 90 pages of 16384 bytes each.
I thought it would be more 1576960 approximately?
1 KB=1024 bytes, so 1540 KB*1024=1576960 bytes of archive free, meaning at least 96 flash pages. However the total is rounded in KB so it may be 97

QUOTE (Jon @ 5 Oct, 2007, 22:39)
And as for the 84+ SE running slower, this is only true in 15 mhz mode with interrupts enabled, as the interrupt routine at 0038h does a number of USB functions each time it triggers.  When governed to 6 mhz, which they are when you are working in the tios, they run at the same speed.
aah I see. All i know is that someone tried that non-speed-restricted version of Gemini that crashes all the time on Coelurus site back then (it's no longer avaliable cuz his site closed and was replaced with a porn site) and it ran slightly slower on both 84+ models than the 83+SE. Same thing happened with Reign of Legends 3 with tifreak8x. But I'm sure there's no problem when running ASM games that run at 6 MHz.

However, I did noticed something a long while ago: it seems ASM games run slightly slower on the 83+SE than the regular 83+. Take tr1p1ea "Life Can be happy after all" program and run it on both calcs at once, and you'll notice on the black TI-83+ it finishes earlier.

Again, I bought my TI-83+ in middle 2001 and my SE in february 2002 so maybe new ones are a bit different

Jon - October 6, 2007 06:19 AM (GMT)
My mistake. It is indeed 97 pages. The top archive page is 69h and the bottom archive page is 08h. 69h-08h=61h=97

DJ Omnimaga - October 6, 2007 12:59 PM (GMT)
Yeah at first I was like "hmm did I do something wrong?" then I recalculated and remembered the SE calcs can hold a 94 flash page app

Yes the link lead to an old Omnimaga April fools joke

rivereye - October 6, 2007 01:50 PM (GMT)
Also, when graphing with the 84+(SE) with OS 2.30 or higher, you will not see any of the vertical asymptotes graphed, though graphing is slower as it is always checking for them.

TheStorm - October 6, 2007 05:15 PM (GMT)
That is I nice feature plus it does the same thing for step graphs.

Liazon - October 6, 2007 10:20 PM (GMT)
get an 89ti or V200 if you're upgrading. 89ti if you need it for school. An 83+SE from what I've heard is probably one of the best calcs around. Also really durable too. My friend has one and it's unbelievable how much dropping banging, and soda spilling that thing's survived ^^

TheStorm - October 6, 2007 10:54 PM (GMT)
Yeah my 83+se has lived through a lot and I bought it used so I have no clue what it went through before I got it.

art_of_camelot - October 6, 2007 11:10 PM (GMT)
well, I already have a ti-89 (older one) so it seems to do just fine :). I just wanted a faster processor for the TI-83 family as it seems to be the most popular platoform for games and such. I am going to be programming for it and it would be nice to have an actual model to test on to see how my programs run on an actual 83+BE vs an 83+ SE or 84+ SE. Also; since both of the SE models have a faster processor decent looking grayscale should be do-able. Thanks for all the input, since the 83+SE and 84+SE have the same mem. and the same processor, Im leaning strongly towards the 83+ SE.

DJ Omnimaga - October 6, 2007 11:25 PM (GMT)
QUOTE (TheStorm @ 6 Oct, 2007, 18:54)
Yeah my 83+se has lived through a lot and I bought it used so I have no clue what it went through before I got it.

this isn't true for the old 83+SEs tho, there was lot of people complaining about their broken SE back then. the ones made in 2003-2004 seemed to be better though, not breaking after 2 years (usually LCD problems). I'm glad mine (bought in early 2002) didn't got any trouble so far

TheStorm - October 6, 2007 11:55 PM (GMT)
True but I don't think the one I have is that old.
but I was able to get a free 83+ the display is messed up but a getcsc hook should fix it. :)

Liazon - October 7, 2007 12:53 PM (GMT)
QUOTE (DJ Omnimaga @ 6 Oct, 2007, 18:25)
QUOTE (TheStorm @ 6 Oct, 2007, 18:54)
Yeah my 83+se has lived through a lot and I bought it used so I have no clue what it went through before I got it.

this isn't true for the old 83+SEs tho, there was lot of people complaining about their broken SE back then. the ones made in 2003-2004 seemed to be better though, not breaking after 2 years (usually LCD problems). I'm glad mine (bought in early 2002) didn't got any trouble so far

lol, LCD driver on 84+(SE) lol

DJ Omnimaga - October 7, 2007 04:24 PM (GMT)
yeah on new ones as well as new 83+ black models old games are distorted on them, they must have replaced them with a crappier LCD driver. Also some grayscale doesn't look as good on it iirc

Insanity - October 8, 2007 01:56 AM (GMT)
CODE
1: <Captain Obvious>
2: |- You can use flash drives on the 84+ SE, but not on the 83+ SE.
3: </Captain Obvious>

Madskillz - October 8, 2007 03:50 AM (GMT)
I was gonna post this earlier. I have an 84+ SE and I do love it, I haven't had any major issues with it, it has held up to my fumblings. My only issue is, well we all know about the LCD drivers that are/were rather shotty on some of the older models, I think it is fixed now otherwise Jim e has a program that should fix it.

To be honest mine wasn't nearly as bad and I was able to work with some coders to fix their code that was causing some of the errors. GH for example and zDoom. However there is always a chance that the game wont run properly on the 84+ SE. (I havent had a problem...and maybe it's just me, but I swear the Grayscale looks a lot better than it ever did on my 83+)

I have seen personally 3 83+ SEs that have somehow gotten a rather serious big in them that, I was just unable to get fixed and I have tried everything under the sun. The same thing seemed to have happened on my 83+, that took a full years time off after I removed all the batteries after doing full mem clears and all sorts of forced methods to get it to respond. So it isn't an isolated thing just among the 83+ SEs. However TI sent 3 refurbished ones because they couldnt fix the problem on my original calcs.

This problem has never occured on my 84+ SE. Just food for thought. Oh and the TIConnect software sucks...but eh it gets the job done.


Insanity - October 8, 2007 04:36 AM (GMT)
There's a Guitar Hero for the 83+/84+?
[ shouting: ] I want that link!

DJ Omnimaga - October 8, 2007 05:10 AM (GMT)
I didn't knew there was one either o.o

TheStorm - October 8, 2007 11:54 AM (GMT)
If any one cares I have a working fix for my 83+ with a borked LCD , proving that I Know enough asm to get the job done:). I don't know if any of you had the same issue as I did you if you describe it to me I can tell you if my fix will Help or not.

Liazon - October 9, 2007 01:13 AM (GMT)
QUOTE (Madskillz @ 7 Oct, 2007, 22:50)
I was gonna post this earlier. I have an 84+ SE and I do love it, I haven't had any major issues with it, it has held up to my fumblings. My only issue is, well we all know about the LCD drivers that are/were rather shotty on some of the older models, I think it is fixed now otherwise Jim e has a program that should fix it.

To be honest mine wasn't nearly as bad and I was able to work with some coders to fix their code that was causing some of the errors. GH for example and zDoom. However there is always a chance that the game wont run properly on the 84+ SE. (I havent had a problem...and maybe it's just me, but I swear the Grayscale looks a lot better than it ever did on my 83+)

I have seen personally 3 83+ SEs that have somehow gotten a rather serious big in them that, I was just unable to get fixed and I have tried everything under the sun. The same thing seemed to have happened on my 83+, that took a full years time off after I removed all the batteries after doing full mem clears and all sorts of forced methods to get it to respond. So it isn't an isolated thing just among the 83+ SEs. However TI sent 3 refurbished ones because they couldnt fix the problem on my original calcs.

This problem has never occured on my 84+ SE. Just food for thought. Oh and the TIConnect software sucks...but eh it gets the job done.

i thought that's why Jim e wrote LCDfix?

TheStorm - October 9, 2007 02:46 AM (GMT)
I might have a fix for your 83+/se's if you tell me exactly what the issue with them is.

art_of_camelot - October 14, 2007 02:18 AM (GMT)
Alright! I got an 83+SE on ebay for 36$! I'm so happy!
:w00t: :thumbup: :police: :lol: :w00t: :thumbup: :police: :lol: :w00t: :thumbup: :police: :lol:

DJ Omnimaga - October 14, 2007 02:24 AM (GMT)
wow nice, i hope it worsk well

TheStorm - October 14, 2007 02:32 AM (GMT)
I'm getting an 86 for $25 yayz

art_of_camelot - October 14, 2007 02:42 AM (GMT)
niiice

Liazon - October 14, 2007 08:08 PM (GMT)
cool, do you have a silverlink cable?

TheStorm - October 14, 2007 09:12 PM (GMT)
I do I just need to find it.

Madskillz - October 14, 2007 10:33 PM (GMT)
Yeah jim did make the lcd fix, I'm not sure if that was the exact reason, but I know it does seem to fix the lcd problems on the 84s.

TheStorm - October 15, 2007 03:35 AM (GMT)
My fix is for a different problem (lcd contrast issues) and I am not sure if any has had the same issue that is why I asked they way i did.

Liazon - October 16, 2007 01:46 AM (GMT)
nope. actually, the one TI gave me was pretty good though. didn't really need LCD fix :) have it on calc anyways.

art_of_camelot - October 17, 2007 12:46 AM (GMT)
It arrived today! I am now the proud owner of a TI-83 plus silver edition! I just have no idea what I'm going to do with 1.5mb of space ! It seems like so much... lol. Geeze im such a nerd, getting excited over a calculator and what not. %)

nitacku - October 17, 2007 12:50 AM (GMT)
Now you can create Flash games!
or install RPGs like Final Fantasy: Tales of Magic (it's fricken huge)

art_of_camelot - October 17, 2007 01:33 AM (GMT)
QUOTE
Now you can create Flash games!

Yessssss.... goooood ::Flashes evil grin:: :rainbowdevil:
Yea, it is ALOT of freakin space tho, I'm used to the 83+ family having like 28k of ram (My old 83) or the 24k of ram and 160 flash rom. So its ~ 10 times what im used to :king:

TheStorm - October 17, 2007 01:39 AM (GMT)
Well have fun oh and do you want to give me the old 83 XD

art_of_camelot - October 17, 2007 01:44 AM (GMT)
Sadly I no longer have my Old 83. My brother was using it after I graduated highschool and into the abyss it was swallowed. Never to be heard from again. :*(. Memories, *Sigh* Oh well. The 83 + however I plan to keep for game testing :)

TheStorm - October 17, 2007 01:51 AM (GMT)
Ok fun I'll just have to convice the guy I work with to give me his for free >:)

DJ Omnimaga - October 17, 2007 02:26 AM (GMT)
I want a TI-81

TheStorm - October 17, 2007 02:37 AM (GMT)
Why do you want an 81?

Super Speler - October 17, 2007 02:47 AM (GMT)
Who doesn't want an 81. I'd rather have an 82 though, Robot Wars.




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