449 - meaning and definition. What is 449
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What (who) is 449 - definition


449         
YEAR
449 A.D.; 449 AD; 449 (year); Year 449; AD 449; 449 CE; Events in 449; Births in 449; Deaths in 449
Year 449 (CDXLIX) was a common year starting on Saturday (link will display the full calendar) of the Julian calendar. At the time, it was known as the Year of the Consulship of Astyrius and Romanus (or, less frequently, year 1202 Ab urbe condita).
RS-449         
The RS-449 specification, also known as EIA-449 or TIA-449, defines the functional and mechanical characteristics of the interface between data terminal equipment, typically a computer, and data communications equipment, typically a modem or terminal server. The full title of the standard is EIA-449 General Purpose 37-Position and 9-Position Interface for Data Terminal Equipment and Data Circuit-Terminating Equipment Employing Serial Binary Data Interchange.
EIA-449         
<communications, standard> (Formerly "RS-449") An EIA standard for a 37-pin or 9-pin D-type connector (functional- and mechanical characteristics), usually used with EIA-422 or EIA-423 electrical specifications. (2002-10-05)