Atari XL/XE Files

The Atari XL (1983) and XE (1985) are 8-bit home computers based on Atari’s 400/800 architecture. Powered by a 1.79 MHz MOS 6502C CPU with 16 KB to 128 KB RAM, they use ANTIC and GTIA chips to output $320 \times 192$ graphics in 256 colors, alongside a 4-channel POKEY audio chip.