Statements (23)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:International_Standard
|
| gptkbp:alsoKnownAs |
EIA-449
|
| gptkbp:category |
gptkb:personal_computer
serial communication |
| gptkbp:countryOfOrigin |
gptkb:United_States
|
| gptkbp:defines |
mechanical connector details
signal pinouts signal voltages |
| gptkbp:fullName |
Recommended Standard 449
|
| gptkbp:intendedUse |
higher data rates and longer cable lengths than RS-232
|
| gptkbp:introducedIn |
1977
|
| gptkbp:publishedBy |
gptkb:Electronic_Industries_Association
|
| gptkbp:purpose |
specifies electrical characteristics and connector pin assignments for serial data communication
|
| gptkbp:relatedStandard |
gptkb:RS-422
gptkb:RS-423 |
| gptkbp:replacedBy |
gptkb:RS-232
EIA-530 |
| gptkbp:status |
obsolete
|
| gptkbp:uses |
DB-37 connector
DC-37 connector |
| gptkbp:bfsParent |
gptkb:RS-232_standard
|
| gptkbp:bfsLayer |
8
|
| https://www.w3.org/2000/01/rdf-schema#label |
RS-449
|