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» Museum » 8-bit » Robotron 1715
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General View
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Side view - keyboard connector visible
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Front name print
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Keyboard detail
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Front of CPU
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Rear: Power supply with monitor power,
2 fuses and AC in, FDD connector,
display, V24 and printer connectors in bottom line.
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Type plate.
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Back sticker
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Inside general view.
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Floppy disk drive with controller
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FDDs are Robotron too.
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FDD controller - based on TTL chips and 2x 8255s.
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FDD controller general view
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Mainboard - general view
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Mainboard - detail
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Inside: CPU, ROM, system bus and IO logic.
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Display circuits
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Glue logic.
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64K of RAM
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Inside keyboard, there's second microcomputer.
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Power supply inside.
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New Robotron and old one.
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Notice its strange display circuit
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Soviet RAM in ceramic housings looks good.
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Fixed FDD controller board (PIO, logic
and Schreib-ROM changed)
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Inside CRT display
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That's how it boots.
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Disk catalogue program
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Text editor
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Spreadsheet
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All pictures are: Licencja Creative Commons.