Plus/4 XL - Features - Plus/4 World



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Plus/4 XL

A coop demo for the 40th birthday of the Commodore Plus/4

Plus/4 XL information
Deadline for contributions: 2024-03-31 (small fixes can arrive later but linking has to be started and loader parts has to be created when necessary) Proposed entry for Árok 2024 It will be a trackmo style demo with BitFire +4 Demopart contribution - free zeropage: $40-$ff - free RAM: $0600-$dfff (KERNAL is switched off) - maximum 30sec/part, don't wait for keypress - part can include music but we will try to arrange one if you can"t - preferred with source code for easier linking (please include the name of your assembler and compilation settings) - part will be called at your given address; must setup it's interrupt then return with RTS (the whole part must run in interrupt, cannot use the main thread) - but be prepared that after 30 seconds your part will be shut down Music contribution - TED only - zeropage: $10-$3f - memory as part of demopart or from $e000-$fcff Graphics contribution - no mode restriction - memory limits as for demoparts - we will provide the display routine (or contribute as a demopart if you want to use your own)