yann64andClaude Opus 5.5
b274874139
1,289 discussions, 9,527 archived comments; pages no longer carry the comments themselves. Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_01YDRjtmAiNpo5mK5N3d7QwZ
107 lines
2.8 KiB
Markdown
107 lines
2.8 KiB
Markdown
---
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title: Litton - Monroe OC-8880
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categories:
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- Computers
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types:
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- Professional Computer
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origins:
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- Japan
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years:
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- '1981'
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cpus:
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- Z80
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params:
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name: OC-8880
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image: /media/museum/photos/monroe_oc8880_1.jpg
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company: /companies/litton-monroe
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company_name: Litton - Monroe
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specs:
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- label: NAME
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value: OC-8880
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- label: MANUFACTURER
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value: Litton - Monroe
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- label: TYPE
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value: Professional Computer
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- label: ORIGIN
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value: Japan
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- label: YEAR
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value: '1981'
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- label: BUILT IN LANGUAGE
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value: Unknown
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- label: KEYBOARD
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value: Full stroke keyboard with function keys and numeric keypad. 93 keys.
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- label: CPU
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value: Z80
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- label: SPEED
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value: Unknown
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- label: CO-PROCESSOR
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value: Unknown
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- label: RAM
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value: 16 KB (128 KB max)
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- label: ROM
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value: Unknown
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- label: TEXT MODES
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value: Unknown
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- label: GRAPHIC MODES
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value: Unknown
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- label: COLORS
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value: Unknown
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- label: SOUND
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value: Unknown
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- label: SIZE / WEIGHT
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value: Unknown
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- label: I/O PORTS
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value: External disk drive, expansion bus, composite video output (monochrome), AUX serial I/O, COMM I/O, parallel printer interface
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- label: BUILT IN MEDIA
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value: One 5.25'' disk drive (300 KB)
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- label: OS
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value: CP/M
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- label: POWER SUPPLY
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value: PSU built-in
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- label: PERIPHERALS
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value: Unknown
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- label: PRICE
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value: Unknown
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tabs:
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- photos
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- links
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forum_thread: 560
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photos:
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- title: OC 8880
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subtitle: ''
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text: Thanks to [Jan Soderberg](http://w1.184.telia.com/~u18407217/) for this picture.
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image: /media/museum/photos/monroe_oc8880_2.jpg
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- title: SIDE
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subtitle: ''
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text: |-
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Notice the on/off switch on the side of the case.
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Thanks to [Jan Soderberg](http://w1.184.telia.com/~u18407217/) for this picture.
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image: /media/museum/photos/monroe_oc8880_side.jpg
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- title: REAR
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subtitle: ''
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text: Thanks to [Jan Soderberg](http://w1.184.telia.com/~u18407217/) for this picture.
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image: /media/museum/photos/monroe_oc8880_rear.jpg
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links:
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- title: Jan Söderberg Monroe's page
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url: http://w1.184.telia.com/~u18407217/monroe/monroe.html
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text: Some pictures and a nice description
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- title: Litton-Monroe history
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url: http://www.datamath.org/Featured_Companies.htm
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text: You will find here a small Litton-Monroe's history
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oc_id: 569
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source:
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url: https://web.archive.org/web/20221128054726/http://www.old-computers.com/museum/computer.asp?c=569
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date: '2022-11-28'
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---
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Info needed about this obscure CP/M computer!
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Monroe - a subsidary of Litton Inc. - used to produce and sell calculators for years from 1912.
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Very little is known about this CP/M system. To use the floppies you had to type in OPEN FPY0:
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---
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Thanks to Jan Söderberg for the pictures.
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