https://www.nesdev.org/wiki/Full_palette_demo Displays entire 400+ color NTSC NES palette on screen. Disables PPU rendering so that current scanline color can be set directly by PPU address, then uses cycle-timed code to cycle through all colors in a clean grid. ca65 -g -o full_palette_persune.o full_palette.s -l output/list.txt ld65 -v -C nrom256.cfg --dbgfile output/full_palette_persune.dbg full_palette_persune.o -o output/full_palette_persune.nes Shay Green <gblargg@gmail.com> Modifications by Persune 2022