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
88 lines
2.4 KiB
Markdown
88 lines
2.4 KiB
Markdown
---
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title: Olympia OP 544 / OP 644
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categories:
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- Computers
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types:
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- Pocket
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origins:
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- Japan
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years:
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- '1982'
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cpus:
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- HD61913 CMOS VLSI
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params:
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name: OP 544 / OP 644
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image: /media/museum/photos/olympia_op544_system_s1.jpg
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company: /companies/olympia
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company_name: Olympia
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specs:
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- label: NAME
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value: OP 544 / OP 644
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- label: MANUFACTURER
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value: Olympia
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- label: TYPE
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value: Pocket
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- label: ORIGIN
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value: Japan
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- label: YEAR
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value: '1982'
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- label: END OF PRODUCTION
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value: Unknown
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- label: BUILT IN LANGUAGE
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value: Basic interpreter
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- label: KEYBOARD
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value: 53 keys with numeric keypad
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- label: CPU
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value: HD61913 CMOS VLSI
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- label: SPEED
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value: 455 kHz ceramic resonator used as system clock
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- label: RAM
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value: 1 KB (544 bytes for Basic programs) up to 2 KB
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- label: ROM
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value: 12 KB
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- label: TEXT MODES
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value: 1 line x 12 chars plus a 4 digit seven segment display part
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- label: GRAPHIC MODES
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value: None
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- label: COLORS
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value: Monochrome LCD
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- label: SOUND
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value: None
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- label: SIZE / WEIGHT
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value: 165 (W) x 71 (D) x 10 (H) mm / 116 g (with batteries)
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- label: I/O PORTS
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value: |-
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12-pin expansion port for printer and cassette interface\
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11-pin internal slot for memory module
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- label: POWER SUPPLY
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value: 2 x CR-2032 lithium batteries
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- label: PERIPHERALS
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value: CI-546 cassette interface, and all Casio PB-100 extensions
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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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forum_thread: 975
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photos:
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- title: 'FRONT VIEW #1'
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subtitle: ''
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text: ''
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image: /media/museum/photos/olympia_op544_system_s2.jpg
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- title: 'FRONT VIEW #2'
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subtitle: ''
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text: ''
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image: /media/museum/photos/olympia_op544_frontview_s1.jpg
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- title: OP-644
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subtitle: ''
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text: Here connected to the Olympia CI-546 cassette interface, same as the Casio FA-3 interface.
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image: /media/museum/photos/olympia_op644_system_s1.jpg
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oc_id: 1001
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source:
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url: https://web.archive.org/web/20230608080253/http://www.old-computers.com/museum/computer.asp?c=1001
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date: '2023-06-08'
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---
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The Olympia OP-544 was the same machine as the Casio [PB-100](/museum/casio-pb-100/).
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The **OP-644** also had the same specifications, but featured a built-in 20-line thermal printer and a better keyboard layout with a true space bar. It was actually a Casio **FX-802P**
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