S-100 bus

S-100 bus

A 100-pin bus that was used extensively in first-generation personal computers (8080, Z80, 6800, etc.). Created in the mid-1970s, and standardized as IEEE 696 in 1983, it was a simple design that essentially extended the 8080 CPU into the external world.

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S-100 bus [‚es ¦wən′hən·drəd ′bəs]

(electronics)

A bus assembly with 100 conductors; widely used in microcomputer-based systems.