GB/T 15125-1994 Information technology—Data communication—25-pole DTE/DCE interface connector and contact number assignments

GB 7620 GB 7621 GB 7622 GB 7623 GB 7624 GB 7625 GB 7626 IEC 807-2 CCITT建议S.16 CCITT建议V.19 CCITT建议V.20 CCITT建议V.22 bis CCITT建议V.25 bis CCITT建议V.26 ter CCITT建议V.27.bis CCITT建议V.27 ter CCITT建议V.29 CCITT建议V.31 CCITT建议V.31 bis CCITT建议V.32 CCITT建议V.33 GB/T 193-2003 General purpose metric screw threads—General plan GB/T 3454-1982 List of definitions for interchange circuits between data terminal equipment and data-circuit-terminating equipment GB/T 3454-2011 List of definitions for interchange circuits between data terminal equipment(DTE) and data circuit-terminating equipment(DCE) GB/T 3455-1982 Electrical characteristics for unbalanced double-current interchange circuits GB/T 4210-2001 Electrotechnical terminology-Electromechanical components for electronic equipment GB/T 4210-2015 Electrotechnical terminology—Electromechanical components for electronic equipment GB/T 11592-2011 Interface between data terminal equipment(DTE) and data circuit-terminating equipment(DCE) for start-stop transmission services on public data networks GB/T 11594-2009 List of definitions for interchange circuits between data terminal equipment(DTE) and data circuit-terminating equipment (DCE) on public data networks GB/T 11599-2009 Use on public data networks of data terminal equipment (DTE)which is designed for interfacing to synchronous V-series MODEMs GB/T 11600-2009 Use on public data networks of data terminal equipment (DTE)which is designed for interfacing to asynchronous duplex V-series MODEMS GB/T 15123-1994 Information processing—Data communication—DTE/DCE interface back-up control operation using the 25-pole connector GB/T 15123-2008 Information technology—Telecommunication and information exchange between systems—DTE/DCE interface back-up control operation using GB/T 3454 interchange circuits

ISO 2110-1989