03/2025
Installing a Tseng Labs ET4000 for 70Hz at 640x480 or 800x600 in Windows 3.11
Stuck at 60Hz in Windows 3.11? Get your Tseng Labs ET4000 running at a crisp 70Hz with these steps.
Palm OS & Retro Computing
A digital archive for PDA tinkering, Linux experiments, and hardware hacks. Documentation with passion since 2019.
Browse Projects ->
01/2025
Unlocking the BIOS on a Colani HighScreen BlueNote II After Battery Replacement
Replaced the BIOS battery in a Colani BlueNote II and got locked out? The secret AMI backdoor password might save you.
06/2022
Installing Ubuntu 22.04 on a Lenovo Thinkpad T61p
Ubuntu 22.04 on a ThinkPad T61p with Nvidia Quadro FX 570M? The nouveau driver fails, but there's a fix with legacy driv...
05/2022
How to run POSE in a Docker-Container on Mac OS X
POSE won't run on modern Macs? A Docker container solution makes it possible - even on Apple Silicon M1 chips.
05/2022
How to rescue a LifeDrive by replacing a dead MicroDrive
Your LifeDrive MicroDrive crashed? Replace it with a CF card and bring your Palm back to life - faster and more reliable...
02/2022
5V 500mA Switching Circuit
How to switch 5V at 500mA with a microcontroller - no relay required. A simple circuit with a transistor and MOSFET.
02/2022
Installing Ubuntu Desktop 21.10 on Software-Raid 0
No NVMe slot? No problem. Three SATA SSDs in RAID 0 on a Lenovo T440p - here's how to set it up with Ubuntu.
02/2022
Wireless Internet Connectivity for the Palm m100
A Palm m100 goes online in 2024 - first via cable, then wirelessly. PPP, ESP8266, and a lot of patience made it happen.
07/2021
A microcontroller for Palm m100
A D1 mini microcontroller meets a Palm m100. But 12V serial signals and wrong wiring made this project surprisingly tric...
07/2021
Powering a Palm m100 with a LiPo battery
Convert your Palm m100 from AAA batteries to a rechargeable LiPo with USB charging - detailed hardware mod guide.
05/2021
Charge and Sync with a USB-only-Dockingstation
Ditch the charger! Modify your Palm docking station to charge via USB 3.0 - works with all Universal Connector Palms.
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02/2021
Automatically Turn On the Backlight
Tired of manually enabling backlight on your Sony Clie S3x0? This tiny app turns it on automatically at startup.
06/2020
Compiling and building Palm-OS-Applications on Ubuntu 20.04 LTS (64 Bit)
Compile Palm OS apps on Ubuntu 20.04 with modern GCC 9.1 - includes ready-to-use dev packages and POSE emulator.
06/2020
Bluetooth Communication with Palm OS (Part 2/2)
Display sensor data on a Palm via Bluetooth! Complete ESP32 setup and Palm OS app development guide - Part 2.
06/2020
Bluetooth Communication with Palm OS (Part 1/2)
Build a temperature and humidity monitoring system with ESP8266, DHT22, and a PHP server - Part 1 of 2.
04/2020
Using more than 2 GB in a Sony Clié with Palm OS 5.x
Break the 2GB limit on Sony Clies! Use Memory Sticks up to 64GB with the FAT32 driver and MicroSD adapters.
03/2020
Upgrading a Palm LifeDrive with a 128GB CF-Card
Replace your slow Palm LifeDrive microdrive with a fast 128GB CompactFlash card using PowerDrive - step by step.
01/2020
Fixing the backlight of a Palm Vx
Fix your Palm Vx backlight issue by replacing the faulty HV826MG IC - complete guide with voltage values and tips.
01/2020
A Mp3-Player for old Palm OS devices - Part 2/2
Learn how to build a custom connector and control an MP3 module with a Palm m100 via serial communication.
12/2019
A Mp3-Player for old Palm OS devices - Part 1/2
Turn your vintage Palm into an MP3 controller! This guide covers the DFPlayer Mini basics and Arduino integration.
11/2019
Serial Communication with Palm OS - Part 4/4
Running Windows XP for retro development? Learn how to use jSerialComm with Eclipse to receive serial data from your Pal...
11/2019
Serial Communication with Palm OS - Part 3/4
Connect your Palm to a Java application! Set up RXTX on Ubuntu and build a serial reader to receive data from Palm OS de...
11/2019
Serial Communication with Palm OS - Part 2/4
Use jpnevulator to sniff serial data from your Palm on Linux. A simple command-line approach to capture and display tran...
11/2019
Serial Communication with Palm OS - Part 1/4
Send data from your Palm via serial port! Complete source code for a working Palm OS serial communication application.
10/2019
3D-Rendering of a Palm Pilot
From basic shape to photorealistic render: Follow the journey of creating a 3D Palm Pilot 5000 in Blender 2.8.
06/2019
Compiling and building Palm-OS-Applications on Ubuntu 18.04 LTS (64 Bit)
Build your own Palm OS apps in 2024? Yes! Learn how to set up prc-tools-remix and compile a Hello World application on U...
06/2019
Installing POSE (Palm OS Emulator) on Ubuntu 18.04 LTS (64-Bit)
The POSE deb package is broken, but there is a clever workaround. Get the Palm OS Emulator running on Ubuntu with this f...
06/2019
Sony Clié NX73V Display-Change
Got a broken Sony NX73V display? Learn how to swap it with a working one from a spare unit in this detailed teardown gui...
05/2019
Installing rePalm on a STM32F429I
Want Palm OS on modern hardware? This step-by-step guide shows you how to flash rePalm onto an STM32F429I board.