The Easter Egg in the “Schrott-Tornado” at the Deutsches Museum
The Deutsches Museum in Munich (Germany) has a new art installation as part of the reopened Electronics exhibition: The “Schrott-Tornado”, a tornado-shaped sculpture made from scrap electronics. There is (at least) one item in it that is most definitely not trash.
UP9600: How to Bit-Bang 9600 Baud RS-232 on the C64
The user port of the Commodore 64 exposes a TTL-level RS-232 serial port that supports up to 1200 baud1. In 1997, Daniel Dallmann came up with a very sophisticated trick that allowed sending and receiving at 9600 baud2, using slightly different wiring and a dedicated driver. This “UP9600” wiring has become the de-facto standard for all modern accessories, like C64 WiFi modems. Let’s see how UP9600 works.
Free Joystick Extension Cable to Build Your DB9 Competition Pro
This article explains how to convert a “Competition Pro Extra USB” (which you can still buy new) to work with a C64, Amiga or Atari. For the conversion, you need a joystick extension cable like this:
[UPDATE] Converting the “Competition Pro Extra USB” to C64/Amiga/Atari DB9
I updated the instructions to a USB Competition Pro to DB9, so you can use it with a C64, Amiga etc. They now include the new “V3” and “V04T” pinouts and were updated with the use of a joystick extension cable.
Building the Tynemouth Mini PET
Dumping MiniDisc Media
Update 2022: Web MiniDisc Pro can access NetMD devices through the browser and can also download protected files!
Tynemouth Minstrel ZX80 Clone Kit
I have previously shown an unassembled Sinclair ZX81 Kit that could be bought in the early 80s. Today, it is possible to buy a clone of the ZX80 from Tynemouth Software. Here are some pictures.
Converting a Commodore 1541 or 1570 Drive into a 1551
Sinclair ZX81 Kit
Converting the “Competition Pro Extra USB” to C64/Amiga/Atari DB9
- Updated 2022-03-09: Added “SL-6603-TWT” pinout. Thanks a lot to Risto K for the infos and the photos!
- Updated 2022-01-26: Added “V2” pinout.
- Updated 2022-01-22: Added “SL-6603-SPORTS-DE” pinout.
- Updated 2022-01-14: Added “SL-6603-SBK” and “KOKA” pinouts.
- Updated 2022-01-06: Added new “V3” and “V04T” pinouts and instructions on how to use a joystick extension cable.
Speedlink makes several versions of the Competition Pro joystick that have all the physical properties and the excellent switches of the original Competition Pro, but come with a USB interface: