Video and Display List coprocessor board for the Commodore 64

https://beamracer.net

Examples

Available examples of BeamRacer routines and display lists:

• demo_fli.s - How to FLI with a display list.
• demo_fld.s - A bit more involved FLD routine.
• demo_irq.s - Demonstrates how to simultaneously handle VIC and VASYL interrupts.
• demo_irq2.s - Demonstrates how to quickly synchronize CPU with the display using VASYL assistance.
• demo_hirestext.s - Text output and scrolling on HiRes screen - with and without hardware copy.
• demo_logo.s - Loads and activates a display list that changes background color at the right moments.
• demo_rasterbars_cpu.s - Simple rasterbars.
• demo_rasterbars.s - Fast rasterbars using VASYL code.
• demo_rastersplit.s - Raster splitting using VASYL code.
• demo_selfmod.s - Self-modifying display list, the CPU is slacking.
• demo_seq.s - A demonstration of bitmap sequencer's basics.

Example binaries can be found in asm/bin/ directory.

Compatible with ca65 assembler (part of https://github.com/cc65).

Support

Got questions or just need support? Visit our forum: https://forum.beamracer.net/

Bug reports

Please report any issues using GitHub's project tracker or the forum. If you'd like to contribute to the this project, please send regular pull request. But we recommend to open new ticket before doing any work.

Cloning the repository

NOTE: this project uses git submodules, it's required to either use --recurse-submodules to get all the dependencies during cloning:

git clone --recurse-submodules https://github.com/madhackerslab/beamracer-examples

or to pull them manually by doing:

git submodule init
git submodule update

after cloning the repository.

License

• Copyright ©2019-2020 by Mad Hackers Lab
• This is open-sourced software licensed under the MIT license