gsuberland, (edited )
@gsuberland@chaos.social avatar

is anyone aware of a physical calculator (an actual one, with buttons) designed for working with integers, hex, and binary, with support for both arithmetic and binary operations?

I'm looking for something with the simplicity of a basic calculator, with minimal cognitive effort to operate it, rather than something where I have to constantly press a bunch of buttons to switch modes or do anything useful.

NOT a regular calculator that has a hex mode - I want something designed for binary ops.

elb,
@elb@social.sdf.org avatar

@gsuberland I have used this Sharp EL-506D for many, many years. When put into Hex mode (2nd function to get there), hex digits and binary operations are one-touch. Most scientific operations require returning to decimal, and hex operation is integer. It also handles octal and binary.

gsuberland,
@gsuberland@chaos.social avatar

@elb I had the same one years ago. too many presses to do binary ops.

elb,
@elb@social.sdf.org avatar

@gsuberland That was not this one, then. Binary operations are single press ... 3fc7 AND 7f or whatever. When you switch to hex or octal, several of the scientific keys become first function binary operations.

elb,
@elb@social.sdf.org avatar

@gsuberland I guess binary operations on decimal are several presses, but ordinarily that hasn't been an issue for me. That would depend on usage. If you need binary operations on any base as first functions, I the HP 16C remakes are the only option I know. (They came up elsewhere in this thread.)

penguin42,
@penguin42@mastodon.org.uk avatar

@gsuberland The old Casio Fx7000G could do it, I'm not sure the current models; see the layout:
https://en.wikipedia.org/wiki/Casio_fx-7000G#/media/File:Casio_fx-7000G_FullLength.JPG
I'm not sure of the word size.

gsuberland,
@gsuberland@chaos.social avatar

I usually just use calc.exe but there are times where a physical device offers a kind of... delineation of purpose (idk if that's the best term, this is hard to explain) that I find helpful in certain contexts.

rotopenguin,
@rotopenguin@mastodon.social avatar

@gsuberland it offers a "no get distractums by all the other stuff on my computer", you mean?

gsuberland,
@gsuberland@chaos.social avatar

@rotopenguin that's partly it for sure

gsuberland,
@gsuberland@chaos.social avatar

hmm the old HP ones are way too expensive and 32-bit is pretty limiting.

martin_piper,
@martin_piper@mastodon.social avatar

@gsuberland weren't most of them limited to 32 bits back in the day? Back then I was mostly maxing out at 16 bit values.

gsuberland,
@gsuberland@chaos.social avatar

@martin_piper yup. but I'm not looking for a vintage calculator, I'm looking for a calculator.

astrid,
@astrid@tiny.tilde.website avatar

@gsuberland when/if you find/build one, please let me know https://tiny.tilde.website/@astrid/111957807329410145

astrid,
@astrid@tiny.tilde.website avatar

@gsuberland imo success criteria is:

  • big numbers, like 20mm high
  • all the functions you would see in a decent ALU (one that would make assembly hackers happy)
  • key layout:

D E F
A B C
7 8 9
4 5 6
1 2 3
0

gsuberland,
@gsuberland@chaos.social avatar

@astrid yeah I reckon it at least needs hardkeys for add, sub, mul, lsh, rsh, and, or, xor, not, parentheses, and equals. then shift keys for stuff like neg, idiv, rol/ror, pow, log, endian swap, popcnt, etc.

astrid,
@astrid@tiny.tilde.website avatar

@gsuberland you know what would be neat. below the display, a row of leds one for each bit.

mrsbeanbag,
@mrsbeanbag@ieji.de avatar

@gsuberland well that was a thing they always used to do, mine does it, you can put it in hex or binary mode and then it's in that mode, it is Casio FX-992s if that helps i use it daily

gsuberland,
@gsuberland@chaos.social avatar

@mrsbeanbag the lack of dedicated A-F physical keys is a blocker with that unfortunately

mrsbeanbag,
@mrsbeanbag@ieji.de avatar

@gsuberland yeah you gotta use shift for that is it such a blocker?

gsuberland,
@gsuberland@chaos.social avatar

@mrsbeanbag yup. imagine I want to type 3FFFFFFFFFFFFFFF. that's gonna get annoying fast.

petrillic,
@petrillic@hachyderm.io avatar

@gsuberland there's always the classic... the HP 16C, and Swiss Micros makes a repro of it. https://www.swissmicros.com/product/dm16l

gsuberland,
@gsuberland@chaos.social avatar

@petrillic 32-bit is a bit limiting but possibly workable

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