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The TC 3256 or Timex Computer 3256 was a computer created by Timex of Portugal, a branch of Timex Corporation.[1][2][3]

Timex Computer 3256
TypeHome computer
Discontinued1989
Operating systemSinclair BASIC / Timex Extended Basic / CP/M
CPUZilog Z80A
Memory256 KB
PredecessorTimex Sinclair 2068
Successorline discontinued

It was a third generation Sinclair ZX Spectrum compatible computer, with expanded capabilities. The machine never reached the market since Timex of Portugal shut down its production line before its release.

Technical specificationsEdit

CPU

  • Zilog Z80A

ROM

RAM

Display

  • Improved ULA offering additional screen modes:
    • Text: 32×24 or 64x32 characters (8×8 pixels, rendered in graphics mode)
    • Graphics: 256×192 pixels, 15 colours (two simultaneous colours - "attributes" - per 8×8 pixels, causing attribute clash)
    • Extended Color: 256×192 pixels, 15 colors with colour resolution of 32×192 (two simultaneous colours - "attributes" - per 1×8 pixels)
    • Dual Screen: (two 256×192 pixels screens can be placed in memory)
    • A monochrome 512×192 mode

Sound

  • Beeper (1 channel, 10 octaves and 10+ semitones via internal speaker)
  • AY-3-8912

I/O

Storage

  • External cassette tape recorder
  • Disk Drive: TOS / CP/M

Keyboard

  • 69 keys with cursors, numpad and function keys

See alsoEdit

ReferencesEdit

External linksEdit