File:National Semiconductor MM5799 data sheet (1977).pdf
Summary
[edit | edit source]National Semiconductor's data sheet for the MM5799 Controller Oriented Processor (COPS), twelve pages from the 1977 National Semiconductor MOS/LSI databook: general description and features (1536-word microinstruction ROM, 384-bit RAM, direct segment drive of LEDs, internal or external oscillator, single supply), block diagram, absolute maximum ratings, DC electrical characteristics (operating voltage 7.9 V to 9.5 V; supply current 12 mA typical, 18 mA maximum, excluding outputs), connection diagram, instruction set, operation codes and applications information. The MM5799 is the microcontroller in Mattel's handheld Basketball, Hockey and Soccer games.
Source
[edit | edit source]Extracted (PDF pages 28 to 39) from Sean Riddle's copy of the 1977 databook section, seanriddle.com/nationalcopsi.pdf (retrieved 2026-10-19), linked from his page National Semiconductor MM5799.
Author
[edit | edit source]National Semiconductor Corporation
Licence
[edit | edit source]Copyright National Semiconductor Corporation, 1977. Hosted for preservation and repair reference, with the source cited.
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| Date/Time | Dimensions | User | Comment | |
|---|---|---|---|---|
| current | 14:08, 19 October 2026 | 0 × 0 (3.22 MB) | Josh (talk | contribs) | Upload for the Mattel Hockey pages |
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