ENER 1000
DeveloperUniversidade de Coimbra
TypePersonal computer
Release date1982; 42 years ago (1982)
Discontinued1985
Units sold>500
Operating systemCP/M
CPUMotorola MC6809
Memory64 KB RAM
Removable storageTwo 5+1⁄4-inch double-density floppy disk drives
ConnectivitySerial interface
Dimensions50 x 36 x 15 cm

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

The machine was developed on Universidade de Coimbra and sold through Enertrónica after 1982.[3][7] More than 500 units were sold.[8] It came with software for stock management, salary processing, and accounting.

In 1983 the machine was awarded the 1st prize for creativity at Endiel (Encontro Nacional para o Desenvolvimento das Indústrias Elétricas e Eletrónicas).[9]

In 1984, a dozen of ENER 1000 were distributed to some secondary schools.[10][11] In 1985 the ENER 1000 project ended.[12]

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 5+1⁄4-inch double-density floppy disk drives (1.6 Mb capacity).

Minimal configuration

The minimal configuration used only 4 slots:

The computer could function as a multi-station machine, supporting up to 4 users in 7 terminals.

Expansion modules

Some custom built modules were available for expansion:[1]

References

  1. ^ a b "O Computador Português". Museu Virtual de Informática - Departamento de Sistemas de Informação da Universidade do Minho (in Portuguese). 2015-02-19. Retrieved 2023-02-10.
  2. ^ Zagalo, Nelson (2013). Videojogos em Portugal: História, Tecnologia e Arte (in Portuguese). FCA. p. 16.
  3. ^ a b I.G.S. (August 12, 2006). "ENER 1000, o computador pessoal português criado na Universidade de Coimbra". Público (in Portuguese).
  4. ^ Naves, Filomena (August 12, 2006). "O computador pessoal nasceu há 25 anos". Diário de Notícias (in Portuguese).
  5. ^ Garcia, Marta. "ENER 1000". The Dots. Retrieved 2022-12-19.
  6. ^ Pacheco Pereira, José (2008). "O ABRUPTO FEITO PELOS SEUS LEITORES: ESTE É QUE É O COMPUTADOR PORTUGUÊS". ABRUPTO (in Portuguese). Retrieved 17 February 2015.
  7. ^ "Guia de Visita: OUTROS COMPUTADORES À ÉPOCA". Museu LOAD ZX Spectrum (in Portuguese). Retrieved 2022-12-19.
  8. ^ Ferreira, Leonídio (August 27, 2018). "João Gabriel Silva: "Universidade de Coimbra é uma das grandes instituições fundadoras do Brasil"". Diário de Notícias (in Portuguese).
  9. ^ "NOTICIÁRIO NACIONAL - Endiel 83". RTP Arquivos (in European Portuguese). January 23, 1983. Retrieved 2022-12-19.
  10. ^ A. Figueiredo. "Engenharia em Portugal no Século XX: Engenharia Informática, Informação, Comunicações" (in Portuguese). Academia.edu. Retrieved 17 February 2015.
  11. ^ "O computador é um importante auxiliar pedagógico" (PDF). Mini Micro's (in Portuguese) (7): 6. February 1985.
  12. ^ Silva, João (2022). "João Gabriel Silva BIO". UNIVERSITY OF COIMBRA. Retrieved 2022-12-19.
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