V.28

(communications, standard)An ITU-T physical interfacestandard for serial data communications equipment,formally titled "Electrical Characteristics for UnbalancedDouble-Current Interchange Circuits". The combination of V.28and V.24 is equivalent to the EIA's RS-232 and uses thesame 25-pin connectors.

V.28

An ITU standard (1972) that defines the functions of all circuits for the RS-232 interface. In the U.S., EIA-232 incorporates the electrical signal definitions of V.28, the control signals of V.25 and the connector and pin assignments defined in ISO 2110.

单词	v.28
释义	V.28 V.28 (communications, standard)An ITU-T physical interfacestandard for serial data communications equipment,formally titled "Electrical Characteristics for UnbalancedDouble-Current Interchange Circuits". The combination of V.28and V.24 is equivalent to the EIA's RS-232 and uses thesame 25-pin connectors. V.28 An ITU standard (1972) that defines the functions of all circuits for the RS-232 interface. In the U.S., EIA-232 incorporates the electrical signal definitions of V.28, the control signals of V.25 and the connector and pin assignments defined in ISO 2110.
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