tag

#palette

2 posts

RetrogamingDeep Dive October 4, 2026 6 min read

PC Engine VCE: Palette RAM, Color Clocks, and Mid-Frame Changes

Trace PC Engine VCE palette selection, 9-bit color conversion, indexed register access, color-clock modes, and safe raster-time diagnostics.

#retrogaming#pc-engine#video

FreeDOSDeep Dive October 3, 2026 6 min read

Change EGA and VGA colors through BIOS palette services while keeping attribute mapping, DAC values, blink state, and restore behavior distinct.

#freedos#bios#ega