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0
votes
2
answers
576
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How do I round up on a TI-84+ [closed]
I'm using a TI-84+ and am trying to setup an equation that requires rounding up
I know how to round and round down with the TI-84 but I can't seem to figure out how to round up
Edit: the 'round down' …
9
votes
1
answer
665
views
TI-83 Series Graphing Calculator Emulator
Back in middle school I set up a Windows/DOS TI-83 calculator emulator for some of my teachers. … I can't for the life of me remember the name, but I'm looking for a Mac TI-83 emulator (or any TI-8x family of calculators, TI-83 Plus, TI-84, etc) for Mac. …
61
votes
7
answers
13k
views
Why have consumer-level graphing calculators seemingly not developed in 20+ years?
The TI-84Plus was released in 2004. I used it in high school; it cost me around $120. … The “TI” series used to advance every couple of years before suddenly stopping at the TI-84, and in a year where a person can buy a basic smartphone or even a full fledged micro PC for around $100, how …
10
votes
Accepted
TI-83 Series Graphing Calculator Emulator
Wabbitemu is a modern emulator supporting many TI platforms, it supports TI-73, TI-81, TI-82, TI-83, TI-83+(SE), TI-84+(SE), TI-84+CSE, TI-85, and TI-86 …
13
votes
2
answers
3k
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In 2020 are there fully assembled z80 devices available at reasonable cost? [closed]
I've seen the Ti 84 calculators but it appears the operating frequency of these are severely constrained which means I wouldn't be able to run it near the eZ80 50Mhz maximum clock speed. …
0
votes
Why have consumer-level graphing calculators seemingly not developed in 20+ years?
That tends to restrict them to professional users, who use a complicated calculator in the field, and who don't already have this need satisfied with a TI-84/86/89 from their education. …
5
votes
Emulators running on 8-bit personal computers
Also, 8-bit calculators (such as the TI-84 which is still used today) have the capability to run Game Boy games, NES, and other early systems including DOS on the 8-bit calculator itself which has a Zilog …
3
votes
How to get a dump of a particular ROM?
It would probably be a lot more expensive than just buying another TI-84, though.
A second option would be to find a programmable computer that had sockets for the type of device you wish to read. …
8
votes
Did anyone ever use the extra set of registers on the Z80?
Following the spirit of personal examples, here's one from when I was in high school: I, like everyone else, used a Ti 84 calculator for my Math classes. Said calculator used a Z80. …
1
vote
TI-BASIC Interpreter for Mac
This is not actually an interpreter, but rather claims to compile to a format suitable for direct TI-83/83+/84+ device development. …
1
vote
TI-86 sound capabilities
-83/82STATS, and TI-83+/84+/SE called HoustonTracker 2, see also here. … Of course, TI-86 belongs to a different family and there is a certain amount of porting that would have to happen to replicate same results on TI-86. …
58
votes
Accepted
Why have consumer-level graphing calculators seemingly not developed in 20+ years?
There Is Only the TI-84plus
Not really. … TI has always been more of a follower than a leader in development of these. The overwhelming rule of TI-84 is a strictly US phenomena, in other places of the world it's rather Casio. …
10
votes
Accepted
Did any 8-bit computers use 16kx4 RAM chips?
popular - one way or another:
1983 Timex-Sinclair TS2068 (as main memory)
1984 Commodore 16 (as main memory)
1985 Commodore C128 (for video memory)
1989 Philips NSC 800 (MSX1, for 9918 video memory)
TI … Still it took until 1982..84 until they became widely available (*1) and lower priced than four 4116. …
4
votes
Did any retro computers ship with the SP0256-AL2 speech chip or its equivalent?
The SP0256 was big in 1982, but the SSI-263 already took over in 1983/84 and sales lasted way into the 1990s. … TI did offer the speech synthesizer module for the TI 99/4 right from the start. Also the ill fated TI 99/8, due for release in 1983, had the TMS52xx speech snthesizer already build in (*3). …
23
votes
Back in the late 1980s, how was commercial software for 8-bit home computers developed?
Similar integration made Turbo Pascal in 1983/84 an unparalleled success. … *3 - 1980 (To be strict christmas sales of 1979) is marked by introduction the first (dedicated, mainstream) home computers with the TI 99/4 and Atari 400/800. …