PMD 85/en

Z PMD 85 Infoserver

Verzia zo dňa a času 09:46, 1. máj 2008

about PMD 85

PMD 85 (Personal Microcomputer with Display) was a 8-bit personal computer produced in 80th's of 20th centrury in former Czechoslovakia. Prototype was developed and first version PMD 85-1 was produced in Tesla Piešťany headed by author Ing. Roman Kišš. Later was production moved to Tesla Bratislava, where was computer innovated and new versions PMD 85-2, PMD 85-2A and PMD 85-3 was produced.

specifications of models

PMD 85-0 (prototype)

Prototype Tesla PMD 85, 1984

• year of construction: 1984, Tesla Piešťany
• processor: MHB 8080A (2.048 MHz)
• RAM: 48 KB
• ROM: 4 KB
• output: TV, composite video a RGB output
• display resolution: 288×256 px
• 1 of 4 colours on black background for 6 pixels wide stripes
  (on TV output it's lowered brightness and flashing)
• properties:
  • system MONITOR (console)
  • built-in BASIC-G ROM module
  • save/load of programs on standard tape deck

PMD 85-1

Tesla PMD 85-1, 1985

• year of construction: 1985, Tesla Piešťany
• procesor: MHB 8080A (2.048 MHz)
• RAM: 48 KB
• ROM: 4 KB
• output: TV, composite video a RGB output
• display resolution: 288×256 px
• 1 of 4 colours on black background for 6 pixels wide stripes
  (on TV output it's lowered brightness and flashing)
• properties:
  • system MONITOR (console)
  • interface for ROM modules (BASIC-G ROM module included)
  • save/load of programs on standard tape deck

PMD 85-2

Tesla PMD 85-2A, 1987
(look of PMD 85-2, PMD 85-2A and PMD 85-3 model is same)

• year of construction: 1986, Tesla Bratislava
• procesor: MHB 8080A (2.048 MHz)
• RAM: 48 KB
• ROM: 4 KB
• output: TV, composite video a RGB output
• display resolution: 288×256 px
• 1 of 4 colours on black background for 6 pixels wide stripes
  (on TV output it's lowered brightness and flashing)
• properties:
  • system MONITOR (console)
  • interface for ROM modules (BASIC-G ROM module included)
  • save/load of programs on standard tape deck

PMD 85-2A

• year of construction: 1987, Tesla Bratislava
• procesor: MHB 8080A (2.048 MHz)
• RAM: 64 KB
• ROM: 4 KB
• output: TV, composite video a RGB output
• display resolution: 288×256 px
• 1 of 4 colours on black background for 6 pixels wide stripes
  (on TV output it's lowered brightness and flashing)
• properties:
  • system MONITOR (console)
  • interface for ROM modules (BASIC-G ROM module included)
  • save/load of programs on standard tape deck

PMD 85-3

• year of construction: 1988, Tesla Bratislava
• procesor: MHB 8080A (2.048 MHz)
• RAM: 64 KB
• ROM: 8 KB
• output: TV, composite video a RGB output
• display resolution: 288×256 px
• 1 of 4 colours on black background for 6 pixels wide stripes
• properties:
  • system MONITOR (console)
  • interface for ROM modules (BASIC-G ROM module included)
  • save/load of programs on standard tape deck

PMD 85 Compatibles

More informations in main article: PMD 85 Compatibles

Except basic Tesla PMD 85 were produced also computers compatible with PMD 85 in this era. In co-opt Didaktik Skalica it was produced computers Didaktik Alfa, Didaktik Alfa 2 and Didaktik Beta. In co-opt Štátny majetok Závadka nad Hronom it was produced MAŤO microcomputer, too. Also Zbrojovka Brno factory was produced in the late of 80th's of 20th century very handy computer Consul 2717, entitled "Zbrojováček", too.

Peripherals

More informations in main article: Peripherals