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RS-232 interface: Difference between revisions
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'''RS-232''' is an EIA standard for serial digital communication ("Interface Between Data Terminal Equipment and Data Communication Equipment Employing Serial Binary Data Interchange"), originally issued in 1960. | '''RS-232''' is an EIA standard for serial digital communication ("Interface Between Data Terminal Equipment and Data Communication Equipment Employing Serial Binary Data Interchange"), originally issued in 1960. | ||
The 1969 version RS-232C introduced a standard 25-pin D- | The 1969 version RS-232C introduced a standard 25-pin [[D-sub connector]] (albeit only in an appendix, formally added to the next version RS-232D in 1986). | ||
Related ITU-T standards include V.24 (circuit identification) and V.28 (signal voltage and timing characteristics). | Related ITU-T standards include V.24 (circuit identification) and V.28 (signal voltage and timing characteristics). | ||