ENER 1000 explained

ENER 1000
Developer:University of Coimbra
Type:Personal computer
Discontinued:1985
Unitssold:>500
Os:CP/M
Cpu:Zilog Z80A
Memory:64 KB RAM
Memory Card:Two -inch double-density floppy disk drives
Connectivity:Serial interface
Dimensions:50 x 36 x 15 cm

The ENER 1000 was a Portuguese computer released in 1982.[1] [2] [3] [4] [5] [6] It was based on the Zilog Z80A processor. It had 64 KB RAM and two -inch double-density floppy disk drives.[7] It ran the CP/M operating system.

The machine was developed on Universidade de Coimbra and sold through Enertrónica after 1982.[8] More than 500 units were sold.[9] It came with software for stock management, salary processing, and accounting.

In January 1983 the machine was announced and received the 1st prize for innovation at the Portuguese Electronics Trade Fair Endiel (Encontro Nacional para o Desenvolvimento das Indústrias Elétricas e Eletrónicas).[10] [11] [12] [13]

In 1984, a dozen of ENER 1000 were distributed to some secondary schools.[14] [15] In 1985 the ENER 1000 project ended and a more evolved version, the UNIC, started.[16]

Characteristics

The machine was based on eurocard cards (10 x 16 cm) connected to the motherboard using up to 8 DIN 41612 connectors. The desktop box measured 50 x 36 x 15 cm and could house up to 8 cards. There were two internal -inch double-density floppy disk drives (1.6 Mb capacity).

Minimal configuration

The minimal configuration used only 4 slots:

The later version of the computer could function as a multi-station machine, supporting up to 4 users.

Expansion modules

Some custom built modules were available for expansion:[2]

Notes and References

  1. Web site: 2023 . From Ener to Space . 2024-10-19 . From Ener to Space . DEI – Universidade de Coimbra . English.
  2. Web site: 2015-02-19 . O Computador Português . 2023-02-10 . Museu Virtual de Informática - Departamento de Sistemas de Informação da Universidade do Minho . Portuguese.
  3. Book: Zagalo, Nelson . Videojogos em Portugal: História, Tecnologia e Arte . FCA . 2013 . 16 . PT.
  4. News: I.G.S. . August 12, 2006 . ENER 1000, o computador pessoal português criado na Universidade de Coimbra . Portuguese . Público .
  5. News: Naves . Filomena . August 12, 2006 . O computador pessoal nasceu há 25 anos . Portuguese . Diário de Notícias .
  6. Web site: Garcia . Marta . ENER 1000 . 2022-12-19 . The Dots . en-GB.
  7. Web site: Pacheco Pereira . José . 2008 . O ABRUPTO FEITO PELOS SEUS LEITORES: ESTE É QUE É O COMPUTADOR PORTUGUÊS . 17 February 2015 . ABRUPTO . Portuguese.
  8. Web site: Guia de Visita: OUTROS COMPUTADORES À ÉPOCA . 2022-12-19 . Museu LOAD ZX Spectrum . Portuguese.
  9. News: Ferreira . Leonídio . August 27, 2018 . João Gabriel Silva: "Universidade de Coimbra é uma das grandes instituições fundadoras do Brasil" . Portuguese . Diário de Notícias .
  10. Web site: January 23, 1983 . NOTICIÁRIO NACIONAL - Endiel 83 . 2022-12-19 . RTP Arquivos . pt-PT.
  11. News: . January 22, 1983 . Universidade de Parabéns - Prémio de inovação para micro-computador desenvolvido em Coimbra . Portuguese . Diário de Coimbra .
  12. News: . January 25, 1983 . Vai surgir no mercado o primeiro microcomputador português . Portuguese . Informatics Supplement to Diário de Lisboa .
  13. News: . February 15, 1983 . Isto é um mero começo . Portuguese . Diário de Coimbra .
  14. Web site: A. Figueiredo . Engenharia em Portugal no Século XX: Engenharia Informática, Informação, Comunicações . 17 February 2015 . Academia.edu . Portuguese.
  15. February 1985 . O computador é um importante auxiliar pedagógico . Mini Micro's . Portuguese . 7 . 6.
  16. Web site: Silva . João . 2022 . João Gabriel Silva BIO . 2022-12-19 . UNIVERSITY OF COIMBRA.

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