James Donnelly

ID:330
First Name:James
Last Name:Donnelly
Web Address:https://web.archive.org/web/20000421185935/http://www.peak.org/~jimd/calcpage.html
Last Change:2023-05-16
Number of Files:19 (65th most prolific)
Number of Downloads:77,212 (123rd most downloaded)

A Modern Difference Engine   (details) 49/50 48 ENG   98 KB / 12-15 KB
ScreenshotSimulates Charles Babbage's Difference Engine No. 2. Includes the original HP 48 version and DOS version, as well as new versions ported to the 49/50 and Win32 (which can run on 64-bit Windows 10). Included with permission of the author, along with the original manual.
By James Donnelly. 2021-07-30

Data Storage   (details) 48 ENG   4 KB / 1 KB
A document and sample User RPL code showing a good way to do a free-format, very compact multi-field data storage system.
By James Donnelly. 2017-07-08

Database 48 E   (details) 48 ENG   15 KB / 23 KB
ScreenshotA simple database program. Included with permission of the author.
By James Donnelly. 2023-05-16

File Manager B.1   (details) 48 ENG FRA ESP DEU ITA   135 KB / 9 KB
ScreenshotDesigned to simplify the display of data within the calculator, and simplify transfer to or from a Kermit server on a compatible computer. Included with permission of the author.
By James Donnelly. 2017-07-07

GCD   (details) 38 ENG   2 KB / 1 KB
Computes the greatest common divisor of two integers a and b.
By James Donnelly. 1998-05-24

High-Low   (details) 38 ENG   2 KB / 1 KB
Number guessing game.
By James Donnelly. 1998-05-24

How To Create An HP 38G Aplet   (details) 38 ENG   28 KB
Tutorial with examples for creating an HP 38G aplet.
By James Donnelly. 1998-05-24

HP 38G Curves Collection   (details) 38 ENG   23 KB / 1 KB
Contains many aplets with curves for students to explore.
By James Donnelly. 1998-05-24

HP 48SX Owner's Manual Programs   (details) 48 ENG   4 KB / 4 KB
Contains all the example programs from the HP 48SX Owner's Manual.
By Hewlett-Packard and James Donnelly. 2017-07-09

Introduction to System RPL and Assembly Language   (details) 48 ENG   1,836 KB
This is a newly typeset version of the second edition of Jim Donnelly's famous "An Introduction to HP 48 System RPL and Assembly Language Programming" book, a 267-page introduction to programming the HP 48 with System RPL and Saturn assembly language. Included with permission of the author. Completely remade from scratch due to the original electronic copy being lost. Also includes a copy of the original disk. Please direct any errata to me (Eric) so I can fix any mistakes I may have made. In PDF format for US Letter paper.
By James Donnelly. 2009-05-19

Introduction to System RPL and Assembly Language (A4 Paper)   (details) 48 ENG   1,416 KB
This is a newly typeset version of the second edition of Jim Donnelly's famous "An Introduction to HP 48 System RPL and Assembly Language Programming" book, a 244-page introduction to programming the HP 48 with System RPL and Saturn assembly language. Included with permission of the author. Completely remade from scratch due to the original electronic copy being lost. Please direct any errata to me (Eric) so I can fix any mistakes I may have made. In PDF format for A4-sized paper.
By James Donnelly. 2009-05-31

Lander   (details) 38 ENG   3 KB / 1 KB
Lunar lander simulation.
Unknown original author and James Donnelly. 1998-05-24

Latest supported entries list   (details) 48 ENG   22 KB
Latest supported entries list. Contains 48entry.txt.
By James Donnelly. 1997-08-21

LCM   (details) 38 ENG   2 KB / 1 KB
Computes the least common multiple of two integers a and b.
By James Donnelly. 1998-05-24

Owner's Manual Examples   (details) 48 ENG   3 KB / 1 KB
Programs from the HP 48SX owner's manual in a ready to download form.
By James Donnelly. 1998-06-08

ReadSerial   (details) 49/50 ENG   2 KB / 1 KB
Reads the software serial number of the 49G (not the one on the case). Works on all HP 49G's, unlike the SERIAL command in ROM.
By James Donnelly. 1999-08-31

Space Trek 48 0.1   (details) 48 ENG   24 KB / 36 KB
ScreenshotStar Trek game, on an 8x8 grid. Not completed, but still fun.
By James Donnelly. 1997-08-21

Square Root's Partial Quotients   (details) 38 ENG   2 KB / 1 KB
Compute a list of partial quotients of the continued fraction equal to the square root of an integer.
By James Donnelly. 1998-05-24

The HP 48 Programmer's ToolKit B/D   (details) 48 ENG   20 KB / 4-27 KB
ScreenshotA set of useful programs for developers, including a Flag Catalog, a Data Browser, a Title Browser, and a Tool Library. Included with permission of the author.
By James Donnelly. 2018-09-09

Part of the HP Calculator Archive,
Copyright 1997-2025 Eric Rechlin.