Palm2000 - Retro-Tech-Projekte

Palm OS 6 Cobalt on a Tungsten T3, Part 2

Palm2000 — Sat, 10 Oct 2026 00:00:00 +0000

Ten attempts to boot from RAM

Palm OS Cobalt 6.1 runs on a real Palm Tungsten T3, loaded from an SD card into RAM with Cocoboot and a small shim. Ten attempts, a dead reset button, a silent serial port and a data cache bug that no emulator could show. With video, a list of what works, and everything you need to try it yourself.

Den ganzen Artikel auf palm2000.com lesen

Palm OS 6 Cobalt on a Tungsten T3, Part 1

Palm2000 — Sat, 10 Oct 2026 00:00:00 +0000

The ROM that should not exist

Palm OS 6 Cobalt never shipped on a device. Then a native Cobalt 6.1 ROM for the Tungsten T3 turned up in the image pack of the uARM emulator. Part 1: the find, Cobalt booting in an emulator, three emulator bugs, and a full ROM backup of a real T3.

Den ganzen Artikel auf palm2000.com lesen

“f*ck you palm :P” - The story behind Lemmings for Palm OS

Palm2000 — Mon, 05 Oct 2026 00:00:00 +0000

Six days of emails with Aaron Ardiri

How Aaron Ardiri squeezed Lemmings onto a 16 MHz Palm in 2001: bitmaps in write-protected memory, a MIDI engine in ARM code, booby traps for pirates, and why HiRes+ came 25 years late. Told through our emails, from "may I fork it?" to "merged :)".

Den ganzen Artikel auf palm2000.com lesen

Lemmings in HiRes+ on the Tungsten T3

Palm2000 — Mon, 05 Oct 2026 00:00:00 +0000

Using the whole 320x480 screen

Aaron Ardiri's Lemmings already runs at 320x320 on Palm OS 5, but on the HiRes+ devices the input area takes the rest of the screen. How I added the Pen Input Manager, made the game resizable, fixed two bugs on the way and found out what the Tungsten T3 needs.

Den ganzen Artikel auf palm2000.com lesen

The first scenes of The Secret of Monkey Island on the Arduboy FX

Palm2000 — Fri, 02 Oct 2026 00:00:00 +0000

A tiny point-and-click engine on an 8-bit console with 2.5 KB of RAM: the first scenes of The Secret of Monkey Island, built from your own copy of the game - original backgrounds, texts and music on a 128x64 screen in four shades of grey.

Den ganzen Artikel auf palm2000.com lesen

DateFix: Keeping a Palm Alive After December 31st, 2031

Palm2000 — Wed, 30 Sep 2026 00:00:00 +0000

Palm OS stops counting on 31 December 2031. DateFix moves the start of the calendar from 1904 to a year you choose, on Palm OS 3.5 to 5 - with the measurements, how it works, and everything that failed first.

Den ganzen Artikel auf palm2000.com lesen

The Secret of Monkey Island on a STM32F429I-Discovery

Palm2000 — Tue, 29 Sep 2026 00:00:00 +0000

ScummVM ported to a Cortex-M4: Monkey Island runs completely on the STM32F429I-Discovery, with touch control, AdLib music through the DAC and the game data from your own copy on a USB stick.

Den ganzen Artikel auf palm2000.com lesen

Decoding the Veo Camera for Palm OS

Palm2000 — Tue, 29 Sep 2026 00:00:00 +0000

The Veo camera for Palm OS stores its pictures in an undocumented format. Seven months of reverse engineering later, a small Python script turns them into JPEGs again.

Den ganzen Artikel auf palm2000.com lesen

Building Palm OS Applications on macOS (Apple Silicon)

Palm2000 — Sun, 29 Mar 2026 00:00:00 +0000

Complete Palm OS development environment for macOS ARM - build native 68K and ARM apps with a single command. Includes pre-built toolchain, SDK, and PEAL loader.

Den ganzen Artikel auf palm2000.com lesen

A Native HotSync App for macOS

Palm2000 — Wed, 18 Mar 2026 00:00:00 +0000

Installing Palm OS applications from a current Mac: pilot-link built for Apple Silicon and a small menu bar app that brings back the old HotSync workflow.

Den ganzen Artikel auf palm2000.com lesen

HP Vectra 386/33N graphics memory upgrade to 1MB

Palm2000 — Sat, 24 Jan 2026 00:00:00 +0000

Four ZIP DRAMs for the onboard S3 86C801

The onboard S3 86C801 of the HP Vectra 386/33N only has 512KB of video memory. Four Fujitsu ZIP DRAMs in the empty sockets upgrade it to 1MB.

Den ganzen Artikel auf palm2000.com lesen

Siemens Nixdorf PCD-4NL Display swap

Palm2000 — Fri, 23 Jan 2026 00:00:00 +0000

Swapping the display of a Siemens Nixdorf PCD-4NL

A Siemens Nixdorf PCD-4NL with a scratched Hitachi display: a fern-like pattern inside the old panel, a Sharp LM64P83 as replacement and a floppy drive that only needed a new belt.

Den ganzen Artikel auf palm2000.com lesen

Installing a Tseng Labs ET4000 for 70Hz at 640x480 or 800x600 in Windows 3.11

Palm2000 — Sun, 02 Mar 2025 00:00:00 +0000

Stuck at 60Hz in Windows 3.11? Get your Tseng Labs ET4000 running at a crisp 70Hz with these steps.

Den ganzen Artikel auf palm2000.com lesen

Setting up a Samba-Server for Windows 3.11 and macOS 15.2

Palm2000 — Sun, 02 Mar 2025 00:00:00 +0000

A Fujitsu Futro S900 shares files between a 386 and a Mac

Windows for Workgroups 3.11 only speaks SMB1, macOS 15 only SMB2/3. A Samba server on a Fujitsu Futro S900 with Debian 12 serves both - here is my configuration and the setup on the 386.

Den ganzen Artikel auf palm2000.com lesen

Fixing a humming subwoofer

Palm2000 — Mon, 17 Feb 2025 00:00:00 +0000

Replacing the transformer of an Altec Lansing subwoofer with a notebook power supply

My Altec Lansing subwoofer hummed because of its transformer. Since the amplifier runs on DC anyway, an old 16V IBM notebook power supply and a new DC jack made it quiet.

Den ganzen Artikel auf palm2000.com lesen

Unlocking the BIOS on a Colani HighScreen BlueNote II After Battery Replacement

Palm2000 — Fri, 31 Jan 2025 00:00:00 +0000

Replaced the BIOS battery in a Colani BlueNote II and got locked out? The secret AMI backdoor password might save you.

Den ganzen Artikel auf palm2000.com lesen

Replacing leaking Ni-Cd backup batteries

Palm2000 — Sun, 29 Dec 2024 00:00:00 +0000

Why a CR2032 needs a Schottky diode

Old Ni-Cd backup batteries leak and destroy boards - like on my Amiga 500 memory expansion. How to replace them with a CR2032, and why a Schottky diode is the better choice than a normal silicon diode.

Den ganzen Artikel auf palm2000.com lesen

Fixing a broken flex cable

Palm2000 — Wed, 18 Dec 2024 00:00:00 +0000

Repairing the trackball cable of a Siemens Nixdorf PCD 4ND with enameled wire

I slipped and tore the flat flex cable to the trackball of my Siemens Nixdorf PCD 4ND. Sandpaper, a file and eight pieces of 0.28 mm enameled copper wire brought it back.

Den ganzen Artikel auf palm2000.com lesen

Fixing a red stripe in an old Display

Palm2000 — Sun, 15 Dec 2024 00:00:00 +0000

Re-melting the conductive adhesive of a Sharp LQ94D021 with hot air

Red vertical stripes on the TFT of a Siemens Nixdorf PCD 4ND: a few seconds of hot air on the chip-on-film connections made them disappear.

Den ganzen Artikel auf palm2000.com lesen

Fixing a broken Toshiba 440CDT

Palm2000 — Mon, 02 Dec 2024 00:00:00 +0000

A blinking Caps Lock LED, POST code 05H and one broken address line

A leaked BIOS battery, a blinking Caps Lock LED and POST code 05H: how a 20-year-old LPT board, a multimeter and one patch wire brought a Toshiba Satellite Pro 440CDT back to life.

Den ganzen Artikel auf palm2000.com lesen

Setting up an old 386 computer

Palm2000 — Sun, 19 May 2024 00:00:00 +0000

A 386DX-40 for DOS games: Tseng ET4000, MT-32 and a few problems on the way

Building a 386 DOS gaming rig in 2024: AMD 386DX-40, Tseng Labs ET4000AX at 70Hz, an MT-32 on an MPU-401 card, and a Jazz Jackrabbit crash that was fixed by a sound driver.

Den ganzen Artikel auf palm2000.com lesen

Roland RA-50 to MT-32 mod with an MPU-401 card for MS-DOS

Palm2000 — Sun, 26 Mar 2023 00:00:00 +0000

Real MT-32 music for DOS games on a 386 - via an MDR-401x card with intelligent mode

How my Roland RA-50, which I modified to an MT-32 myself, plays the music for DOS games on my 386 via an MDR-401x MPU-401 card with intelligent mode - with a Monkey Island video.

Den ganzen Artikel auf palm2000.com lesen

Upgrading a Sound Blaster AWE64 Value from 512KB to 2MB

Palm2000 — Tue, 28 Feb 2023 00:00:00 +0000

Soldering a DRAM chip from a SIMM onto a CT4500 - and why the card still refused to work in my DX4-100

Upgrading the sample RAM of a Sound Blaster AWE64 Value (CT4500) from 512KB to 2MB with a 1Mx16 EDO chip from a 72-pin SIMM, and the Plug and Play trouble on an Abit AB-PB4 486 board.

Den ganzen Artikel auf palm2000.com lesen

Installing Ubuntu 22.04 on a Lenovo Thinkpad T61p

Palm2000 — Sun, 05 Jun 2022 00:00:00 +0000

Ubuntu 22.04 on a ThinkPad T61p with Nvidia Quadro FX 570M? The nouveau driver fails, but there's a fix with legacy drivers.

Den ganzen Artikel auf palm2000.com lesen

How to run POSE in a Docker-Container on Mac OS X

Palm2000 — Sat, 07 May 2022 00:00:00 +0000

POSE won't run on modern Macs? A Docker container solution makes it possible - even on Apple Silicon M1 chips.

Den ganzen Artikel auf palm2000.com lesen

How to rescue a LifeDrive by replacing a dead MicroDrive

Palm2000 — Fri, 06 May 2022 00:00:00 +0000

Your LifeDrive MicroDrive crashed? Replace it with a CF card and bring your Palm back to life - faster and more reliable.

Den ganzen Artikel auf palm2000.com lesen

5V 500mA Switching Circuit

Palm2000 — Sat, 26 Feb 2022 00:00:00 +0000

How to switch 5V at 500mA with a microcontroller - no relay required. A simple circuit with a transistor and MOSFET.

Den ganzen Artikel auf palm2000.com lesen

Installing Ubuntu Desktop 21.10 on Software-Raid 0

Palm2000 — Mon, 14 Feb 2022 00:00:00 +0000

No NVMe slot? No problem. Three SATA SSDs in RAID 0 on a Lenovo T440p - here's how to set it up with Ubuntu.

Den ganzen Artikel auf palm2000.com lesen

Wireless Internet Connectivity for the Palm m100

Palm2000 — Fri, 04 Feb 2022 00:00:00 +0000

A Palm m100 goes online in 2024 - first via cable, then wirelessly. PPP, ESP8266, and a lot of patience made it happen.

Den ganzen Artikel auf palm2000.com lesen

A microcontroller for Palm m100

Palm2000 — Sat, 17 Jul 2021 00:00:00 +0000

A D1 mini microcontroller meets a Palm m100. But 12V serial signals and wrong wiring made this project surprisingly tricky.

Den ganzen Artikel auf palm2000.com lesen

Powering a Palm m100 with a LiPo battery

Palm2000 — Wed, 07 Jul 2021 00:00:00 +0000

Convert your Palm m100 from AAA batteries to a rechargeable LiPo with USB charging - detailed hardware mod guide.

Den ganzen Artikel auf palm2000.com lesen

Charge and Sync with a USB-only-Dockingstation

Palm2000 — Thu, 06 May 2021 00:00:00 +0000

Ditch the charger! Modify your Palm docking station to charge via USB 3.0 - works with all Universal Connector Palms.

Den ganzen Artikel auf palm2000.com lesen

Automatically Turn On the Backlight

Palm2000 — Sat, 13 Feb 2021 00:00:00 +0000

Tired of manually enabling backlight on your Sony Clie S3x0? This tiny app turns it on automatically at startup.

Den ganzen Artikel auf palm2000.com lesen

Compiling and building Palm-OS-Applications on Ubuntu 20.04 LTS (64 Bit)

Palm2000 — Mon, 08 Jun 2020 00:00:00 +0000

Compile Palm OS apps on Ubuntu 20.04 with modern GCC 9.1 - includes ready-to-use dev packages and POSE emulator.

Den ganzen Artikel auf palm2000.com lesen

Bluetooth Communication with Palm OS (Part 2/2)

Palm2000 — Sun, 07 Jun 2020 00:00:00 +0000

Processing and displaying the collected data

Display sensor data on a Palm via Bluetooth! Complete ESP32 setup and Palm OS app development guide - Part 2.

Den ganzen Artikel auf palm2000.com lesen

Bluetooth Communication with Palm OS (Part 1/2)

Palm2000 — Sat, 06 Jun 2020 00:00:00 +0000

Collecting data to display

Build a temperature and humidity monitoring system with ESP8266, DHT22, and a PHP server - Part 1 of 2.

Den ganzen Artikel auf palm2000.com lesen

Using more than 2 GB in a Sony Clié with Palm OS 5.x

Palm2000 — Fri, 10 Apr 2020 00:00:00 +0000

Break the 2GB limit on Sony Clies! Use Memory Sticks up to 64GB with the FAT32 driver and MicroSD adapters.

Den ganzen Artikel auf palm2000.com lesen

Upgrading a Palm LifeDrive with a 128GB CF-Card

Palm2000 — Sat, 07 Mar 2020 00:00:00 +0000

Replace your slow Palm LifeDrive microdrive with a fast 128GB CompactFlash card using PowerDrive - step by step.

Den ganzen Artikel auf palm2000.com lesen

Fixing the backlight of a Palm Vx

Palm2000 — Sun, 19 Jan 2020 00:00:00 +0000

Fix your Palm Vx backlight issue by replacing the faulty HV826MG IC - complete guide with voltage values and tips.

Den ganzen Artikel auf palm2000.com lesen

A Mp3-Player for old Palm OS devices - Part 2/2

Palm2000 — Sun, 05 Jan 2020 00:00:00 +0000

Learn how to build a custom connector and control an MP3 module with a Palm m100 via serial communication.

Den ganzen Artikel auf palm2000.com lesen

A Mp3-Player for old Palm OS devices - Part 1/2

Palm2000 — Sun, 01 Dec 2019 00:00:00 +0000

Turn your vintage Palm into an MP3 controller! This guide covers the DFPlayer Mini basics and Arduino integration.

Den ganzen Artikel auf palm2000.com lesen

Serial Communication with Palm OS - Part 4/4

Palm2000 — Sun, 24 Nov 2019 00:00:00 +0000

On Windows XP and Java

Running Windows XP for retro development? Learn how to use jSerialComm with Eclipse to receive serial data from your Palm.

Den ganzen Artikel auf palm2000.com lesen

Serial Communication with Palm OS - Part 3/4

Palm2000 — Sat, 23 Nov 2019 00:00:00 +0000

On Ubuntu 18.04 and Java

Connect your Palm to a Java application! Set up RXTX on Ubuntu and build a serial reader to receive data from Palm OS devices.

Den ganzen Artikel auf palm2000.com lesen

Serial Communication with Palm OS - Part 2/4

Palm2000 — Mon, 18 Nov 2019 00:00:00 +0000

On Ubuntu 18.04 and the commandline

Use jpnevulator to sniff serial data from your Palm on Linux. A simple command-line approach to capture and display transmissions.

Den ganzen Artikel auf palm2000.com lesen

Serial Communication with Palm OS - Part 1/4

Palm2000 — Sun, 17 Nov 2019 00:00:00 +0000

The Palm OS Application

Send data from your Palm via serial port! Complete source code for a working Palm OS serial communication application.

Den ganzen Artikel auf palm2000.com lesen

3D-Rendering of a Palm Pilot

Palm2000 — Sun, 27 Oct 2019 00:00:00 +0000

From basic shape to photorealistic render: Follow the journey of creating a 3D Palm Pilot 5000 in Blender 2.8.

Den ganzen Artikel auf palm2000.com lesen

Compiling and building Palm-OS-Applications on Ubuntu 18.04 LTS (64 Bit)

Palm2000 — Thu, 13 Jun 2019 00:00:00 +0000

Build your own Palm OS apps in 2024? Yes! Learn how to set up prc-tools-remix and compile a Hello World application on Ubuntu.

Den ganzen Artikel auf palm2000.com lesen

Installing POSE (Palm OS Emulator) on Ubuntu 18.04 LTS (64-Bit)

Palm2000 — Wed, 12 Jun 2019 00:00:00 +0000

The POSE deb package is broken, but there is a clever workaround. Get the Palm OS Emulator running on Ubuntu with this fix.

Den ganzen Artikel auf palm2000.com lesen

Sony Clié NX73V Display-Change

Palm2000 — Sun, 02 Jun 2019 00:00:00 +0000

Got a broken Sony NX73V display? Learn how to swap it with a working one from a spare unit in this detailed teardown guide.

Den ganzen Artikel auf palm2000.com lesen

rePalm auf einem STM32F429I installieren

Palm2000 — Wed, 22 May 2019 00:00:00 +0000

Palm OS auf moderner Hardware? Diese Schritt-für-Schritt-Anleitung zeigt, wie sich rePalm auf ein STM32F429I-Board flashen lässt.

Den ganzen Artikel auf palm2000.com lesen