File:Olympia CD700 Desktop Calculator. 1971.Microprogrammable Arithmetic Processor System Devices (MAPS).jpg

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English: Olympia CD700 Desktop Calculator is built with the microprocessor MM5700 from National Semiconductor. The National MAPS (Microprogrammable Arithmetic Processor System) or National MM570X was a bit-serial 4-bit microcontroller system made of 5 discrete chips designed by National Semiconductor.
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Author Mister rf
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26 January 2016

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0.07692307692307692307 second

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42 millimetre

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current14:04, 29 January 2016Thumbnail for version as of 14:04, 29 January 20164,140 × 1,850 (3.63 MB)Mister rfUser created page with UploadWizard
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