RPN83P: RPN calculator for TI-83+ TI-84+ inspired by HP-42S
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  2. TI-83 Plus/TI-84 Plus Programs
  3. TI-83 Plus/TI-84 Plus Assembly Programs

Description

RPN83P is an RPN calculator app for the TI-83 Plus and the TI-84 Plus. The app is inspired mostly by the HP-42S calculator, with significant features from the HP-12C and the HP-16C. The RPN83P is a flash application that consumes 2 pages (32 kiB) of flash memory.

Features:

* traditional 4-level RPN stack (X, Y, Z, T registers) with LastX register
* 8-line display showing all stack registers
* 25 storage registers (STO 00, RCL 00, ..., STO 24, RCL 24)
* hierarchical menu system, inspired by the HP-42S
* support for all math functions with dedicated buttons on the TI-83 Plus and TI-84 Plus
* additional menu functions (MATH, NUM, PROB, CONV, BASE, HYP, STAT, UNIT, CFIT, TVM, etc)
* various display modes (FIX, SCI, ENG)

Installation: Install the rpn83p.8xk flash app file.

Starting:

* Press APPS.
* Scroll down to the RPN83P entry.
* Press ENTER.

Exiting:

* Quit app: 2ND QUIT
* Turn off device: 2ND OFF

Version: 0.8.0 (2023-12-03)

Major Changes from 0.7.0:

* up to 2.5X faster on 83+SE/84+/84+SE
* SHOW command
* many UI improvements, especially for BASE modes

Screenshots

Screenshot #8876 Screenshot #8877 Screenshot #8878

Archive Contents

Name Size
CHANGELOG.md 14.6 KB
README.pdf 139.4 KB
TVM.pdf 135.2 KB
USER_GUIDE.pdf 410.5 KB
rpn83p-example1.gif 58.1 KB
rpn83p-example2.gif 134.3 KB
rpn83p-example3.gif 230.6 KB
rpn83p.8xk 50.7 KB
Download file
File Size
902.4 KB

Metadata

Author
bxparks
Uploaded

Links

GitHub
https://github.com/bxparks/rpn83p
Cemetech Forum
https://www.cemetech.net/forum/viewtopic.php?t=19209

Statistics

Rating
10/10 (2 votes)
Downloads
4778
↳ this version
532
Views
9323
↳ this version
656

Reviews

Combine this assembly program with the custom start-up application from Ti and you have yourself a full-function RPN calculator on the Ti-83/84 Plus platform. Software-wise, everything you'd expect from an RPN calculator is there and easy to access through the menu system and already existing keys on the caculator.

Versions

  1. RPN83P v1.1.1: RPN calculator for TI-83+ TI-84+ inspired by HP-42S (published 3 weeks, 2 days ago; 2025-11-14 12:23 UTC-05:00)
  2. RPN83P v1.1: RPN calculator for TI-83+ TI-84+ inspired by HP-42S (published 1 month, 3 weeks ago; 2025-10-11 11:35 UTC-05:00)
  3. RPN83P: RPN calculator for TI-83+ TI-84+ inspired by HP-42S (published 1 year, 4 months ago; 2024-07-22 12:33 UTC-05:00)
  4. RPN83P: RPN calculator for TI-83+ TI-84+ inspired by HP-42S (published 1 year, 5 months ago; 2024-06-27 14:47 UTC-05:00)
  5. RPN83P: RPN calculator for TI-83+ TI-84+ inspired by HP-42S (published 1 year, 6 months ago; 2024-05-31 12:00 UTC-05:00)
  6. RPN83P: RPN calculator for TI-83+ TI-84+ inspired by HP-42S (published 1 year, 8 months ago; 2024-04-02 12:25 UTC-05:00)
  7. RPN83P: RPN calculator for TI-83+ TI-84+ inspired by HP-42S (published 1 year, 10 months ago; 2024-01-07 19:39 UTC-05:00)
  8. RPN83P: RPN calculator for TI-83+ TI-84+ inspired by HP-42S (published 2 years ago; 2023-12-03 20:31 UTC-05:00)
  9. RPN83P: RPN calculator for TI-83+ TI-84+ inspired by HP-42S (published 2 years ago; 2023-11-20 15:22 UTC-05:00)
  10. RPN83P: RPN calculator for TI-83+ TI-84+ inspired by HP-42S (published 2 years, 2 months ago; 2023-09-22 19:26 UTC-05:00)
  11. RPN83P: RPN calculator for TI-83+ TI-84+ inspired by HP-42S (published 2 years, 3 months ago; 2023-08-31 22:53 UTC-05:00)
  12. RPN83P: RPN calculator for TI-83+ TI-84+ inspired by HP-42S (published 2 years, 3 months ago; 2023-08-16 20:36 UTC-05:00)
  13. RPN83P: RPN calculator for TI-83+ TI-84+ inspired by HP-42S (published 2 years, 3 months ago; 2023-08-14 11:19 UTC-05:00)

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