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The TC 3256 or Timex Computer 3256 was a computer created by Timex of Portugal, a branch of Timex Corporation.〔http://timex.comboios.info/PT/tc3256.html〕〔http://www.8bit.yarek.pl/computer/zx.tc3256/index.html〕〔http://timex.comboios.info/tc3256proto.html〕 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 specifications== CPU *Zilog Z80A ROM * 64K * *16K Sinclair BASIC * *16K Timeword text processor * *16K Timex Extended Basic (Tenet, disk, RAMdrive) * *16K CP/M Terminal emulator RAM * 256K * * 208K RAMdrive * *48K base memory 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-3-8192 I/O *RS232: *Cartridge Port *Tape audio in/out for external cassette tape storage *RF television out *Composite video monitor out *RGB monitor out *Kempston Joystick input Storage *External cassette tape recorder *Disk Drive: TOS / CP/M Keyboard *69 keys with cursors, numpad and function keys 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Timex Computer 3256」の詳細全文を読む スポンサード リンク
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