Atari STM

The second model in the ST range, the STM was virtually identical to the original ST, but with a built-in TV modulator (but still with an external floppy drive.) The machine cost £400 when released.

Title image
Manufacturer
Atari
Processor
68000
Speed (MHz)
8.0
RAM (KB)
512
RAM expandable to (KB)
1024
ROM (KB)
192
Sound
3 channels with noise
Keyboard type
Typewriter-style
Number of keys
95
Interfaces
  • Cartridge port (40 way edge connector)
  • MIDI-in port (5 pin DIN)
  • MIDI-out port (5 pin DIN)
  • RF output
  • RGB/mono/composite monitor output (13 pin DIN)
  • external floppy connector (14 pin DIN)
  • DMA port / hard disc interface (19 pin D-type)
  • Centronics printer port (25 pin D-type)
  • RS232 interface (25 pin D-type)
  • mouse / joystick port (9 pin D-type)
  • joystick port (9 pin D-type)