Atari ST Files

The Atari ST is a 16/32-bit personal computer series launched by Atari Corporation in 1985. Powered by an 8 MHz Motorola 68000 CPU with 512 KB to 4 MB RAM, it runs TOS with the GEM graphical user interface. Its custom Shifter video chip supports three display modes up to 640 x 400 resolution in monochrome or 320 x 200 with 16 colors from a 512-color palette. It features a 3-channel Yamaha YM2149 sound chip and built-in MIDI ports.