Robert Tiismus

ID:512
First Name:Robert
Last Name:Tiismus
Web Address:https://www.tarapitha.eu/hpcalc
Last Change:2011-07-24
Number of Files:12 (117th most prolific)
Number of Downloads:64,941 (154th most downloaded)

Backup 1.0   (details) 48 ENG   2 KB / 1 KB
Backups the HOME directory and compresses it with BZ. System RPL, as fast as BZ, and small (81 bytes). Tested on the 48GX.
By Robert Tiismus. 2006-05-14

grob2bmp 1.1   (details) 49/50 48 ENG   42 KB
PC command-line program for converting GROB objects into BMP image files. Included are sources and pre-compiled binaries for MS Windows, Linux and 64bit FreeBSD. Changes from v1.0 to v1.1: added support for HP49/50 GROBs, changed command-line options format, added "large" BMP option. Additional pre-compiled binaries on different platforms.
By Robert Tiismus. 2011-07-24

GrobFlip 2.1   (details) 49/50 48 ENG   78 KB / 1 KB
Vertically or diagonally flips a grob. Also rotates grobs. Written in assembly language for speed; includes source code. Rotates the 131x64 standard grob 90 degrees in about 0.2 seconds on a 48G.
By Robert Tiismus. 2011-07-24

IDClock 1.0   (details) 48 ENG   3 KB / 1 KB
Source code (only) of an interrupt-driven digital clock with big numbers. Meant to be an example of how to make use of calculator system clock activation interrupt. It enables low power consumption between screen updates. Program is small, because it does not contain IRQ handlers itself and does not mess with system time counters.
By Robert Tiismus. 2002-12-28

Keys 1.0   (details) 48 ENG   10 KB / 2 KB
Library for redefinition of the system keys. Includes source code. For G series only.
By Robert Tiismus. 1997-09-01

Port 0 Fix   (details) 48 ENG   5 KB / 1 KB
Restores libraries which seem to have been erased from port 0 but still take up memory. For the GX only.
By Robert Tiismus. 1999-06-16

Power Consumption   (details) 48 ENG   7 KB
Shows the power consumption of a 48G upgraded to 256 KB of RAM.
By Robert Tiismus. 1998-09-28

RTools   (details) 48 ENG   60 KB / 8 KB
Thirty-one useful tools written in System RPL and assembly language, including Euler's numbers, the gamma function, a variable hider, a routine to recall the system libraries, and much more.
By Robert Tiismus. 1999-10-24

SplitDir 2.0   (details) 48 ENG   15 KB
DOS program which splits HP 48 directories.
By Robert Tiismus. 1999-06-30

Splitdir 3.0   (details) 49/50 48 ENG   23 KB
Program for extracting/displaying contents of HP 48/49/50 directory objects on your PC. Written in GNU C. Includes source code and compiled binary for i386 GNU/Linux.
By Robert Tiismus. 2008-08-31

The Matrix Screensaver 50.01   (details) 49/50 ENG   34 KB / 1 KB
ScreenshotThis package is based on "The Matrix Screensaver" for the 39/40 by Michaël De Coninck. The package is ported to the 50g and heavily modified. From the original description: "This is a screensaver based on the movie 'The Matrix'. Features cool effects like scrolling down the screen, splash screens and many other things." May run on other 49 series models; only tested on the 50g.
By Robert Tiismus and Michaël De Coninck. 2008-08-28

WipeMem 1.0   (details) 48 ENG   3 KB / 1 KB
Security enhancement program. Wipes off any sensitive information from calculator memory which may be left there by some security application (MD5LIB for example).
By Robert Tiismus. 2000-12-07

Part of the HP Calculator Archive,
Copyright 1997-2024 Eric Rechlin.