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Apple II

Drum8 – A Pattern Sequencer for the Apple II

January 19, 2018 Call-A.P.P.L.E.

If you haven’t seen it yet, check out Ricardo Macri’s Drum8 project.   The program which runs on an Apple II computer, is an 8 bit drum machine which allows real time graphics based editing using either single or quad channel DAC configurations. To use Drum8, you will need an Apple …

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Apple II

Announcing ProDOS 2.4.2 for all Apple II computers

January 18, 2018 Call-A.P.P.L.E.

      ProDOS 2.4.2 is a minor release with bug fixes and updates. It replaces ProDOS 2.4 and ProDOS 2.4.1.   Bugs fixed:  1. If a directory with more than 255 files was used, and then a different disk was used, a Bad Dir Error $51 was reported.  2. Bitsy Bye was not …

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Apple II

WOZ Format updated to version 1.0 and officially released

January 18, 2018 Call-A.P.P.L.E.

The WOZ format, the mainstay of the Applesauce project by John Morris, has been officially released.  Version 1.0 of the format document is now available for download to developers via John’s website at: http://evolutioninteractive.com/applesauce/woz_reference.pdf     …

A2Central.com
Apple II

PLASMA Developer Preview 1.0 available

January 18, 2018 A2Central.com

David Schmenk has just released v1.0 of the developer preview of PLASMA.

Modern Retroprogramming on the Apple II. When was the last time you programmed a modern language on a 40 year old computer? Now is your chance. PLASMA is a combination of operating environment, virtual machine, and assembler/compiler matched

Apple II

Yellowstone JTAG Debugging

January 17, 2018 Big Mess o' Wires

After a month of inactivity, I finally returned to my unfinished Yellowstone disk controller project to investigate the JTAG programming problems. Yellowstone is an FPGA-based disk controller card for the Apple II family, that aims to emulate a Liron disk controller or other models of vintage disk controller. It’s

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Apple II

Plasma 1.0 Developers Preview Released

January 17, 2018 Call-A.P.P.L.E.

David Schmenk has released his long awaited PLASMA programming language for the Apple II series computers.   Under development since 2006, version 1.0 of PLASMA  can be run both from floppy as well as from hard disk.   It includes a bevy of improvements and enhancements with a number of people from …

Reddit
Apple II

Help finding an old Apple II(gs??) game.

January 15, 2018 Reddit

I’m looking for a game that my uncle used to have in the mid-80s. It, as best that I can recall, had a sci-fi or space theme and had multiple styles of levels. One level that I can recall was an action-platform level that might have been in