Definitions for "RS422"
Keywords:  eia, iea, recommended, pin, connectors
An IEA recommended standard definition for extending an RS232C interface beyond the 50 foot limit.
An EIA recommended standard for cable lengths that extended the RS232 50 foot limit. Although introduced as a companion standard with RS449, RS422 is most frequently implemented on unused pins of DB25 (RS232) connectors. Electrically compatible with CCITT recommendation V.11.
An EIA standard that specifies electrical characteristics of balanced voltage digital interface circuits in a point-to-point link.
Electrical specification: Balanced 0-5V signals for multi-party communication