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Brazilian Apple II Plus clone made in 1984 by Microdigital Electrônica From Wikipedia, the free encyclopedia
The TK 2000 microcomputer, produced by the Brazilian company Microdigital Eletrônica Ltda,[1][2][3] was presented to the public during the 1983 Computer Fair and launched in 1984.[4] It was a clone of the Microprofessor II manufactured by Multitech.[5][3] Based on the 6502 CPU, the machine was partially compatible with Apple II Plus software and hardware.[5][6] Some software was developed specifically for the machine, including productivity programs and games.[7][8]
Also known as | TK 2000 Color Computer, TK 2000 II Color Computer |
---|---|
Manufacturer | Microdigital Eletrônica |
Type | Personal computer |
Release date | 1984 |
Discontinued | 1987 |
Operating system | Applesoft BASIC compatible, TKDOS 3.3 (Apple DOS 3.3 compatible) |
CPU | MOS Technology 6502 @ 1,02 MHz |
Memory | 64KB (expandable to 128KB) |
Removable storage | Floppy Disks, Audio Cassette |
Display | RF TV out or RGB; 40×24 text; 280×192 graphics; 8 colors |
Sound | Beeper |
In 1985 the TK2000/II was released and in 1987 the machine was discontinued.
This is the initial 1984 model.
This versions adds a 64KB memory expansion, totaling 128KB,[10] compatible with the Saturn memory expansion standard. Two hardware revisions of this model are known: TD112 with a satellite board, mounted next to the main board and connected to the main board via auxiliary wiring and TD122 with all components consolidated on a single board.
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