Timex Computer 2048


Timex Computer 2048

: "This article is about the Timex Computer 2048 (TC 2048). For the similarly-named but different ZX Spectrum-variant prototype intended for sale in North America, see Timex Sinclair 2048 (TS 2048)."

Infobox computer
Photo =
Type = Home computer
Released = 1984
Discontinued = 1989
Processor = Zilog Z80A @ 3.5 MHz
Memory = 48 KB
OS = Sinclair BASIC

The TC 2048 or Timex Computer 2048 is a computer created by "Timex of Portugal, Lda", a branch of Timex Corporation.

It was highly compatible with the Sinclair ZX Spectrum computer, although differences in the ROM prevented 100% compatibility.Timex Portugal sold the TC 2048 in Portugal and Poland, where it was very successful. Also, a NTSC version was sold in Chile. This computer forms the basis of Andrew Owen's improved Spectrum-compatible machine, the [http://scratchpad.wikia.com/wiki/ZX_Spectrum_SE Spectrum SE] .

Technical specifications

CPU
*Zilog Z80A @ 3.50 MHz
ROM
* 16 KB
RAM
* 48 KBDisplay
* Improved ULA offering additional screen modes:
** Text: 32×24 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 modeSound
* Beeper (1 channel, 10 octaves and 10+ semitones via internal speaker) [By separate purchase the Joystick/Sound Unit was available to enhance sound and provide a joystick port.]

I/O
*Z80 bus in/out
*Tape audio in/out for external cassette tape storage
*RF television out
*Composite video out
*Kempston Joystick inputStorage
*External cassette tape recorder
*1–8 external ZX Microdrives (using ZX Interface 1)
*Timex FDD (Floppy Disk Drive System Power Supply, Controller and Disk Drive in separate cases. 16K RAM, Timex Operating System (TOS))
*Timex FDD3000 (Enhanced version (all in one case) of the Timex FDD but upgraded to 64K RAM & TOS with two Hitachi 3" disk drives)

See also

*Timex Sinclair
*Timex Sinclair 2068

External links

* [http://timex.comboios.info Timex Computer World]


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