Standard No.:	GB/T 9950-1988
English Name:	Data communication-37 pin and 9 pin DTE/DCE interface connectors and pin assignments
Chinese Name:	数据通信 37插针及9插针DTE/DCE接口连接器和插针分配
Chinese Classification:	L78    Data information
Professional Classification:	GB    National Standard
Source Content Issued by:	Ministry of Electronics Industry
Issued on:	1988-04-15
Implemented on:	1989-5-1
Status:	superseded
Superseded by:	GB/T 9910-2008 - Clear openings through frames for external single - Leaf doors GB/T 9950-2008 technology - Data communication - 37-pole DTE/DCE interface connector and contact number assignments
Superseded on:	2009-1-1
Target Language:	English
File Format:	PDF
Word Count:	10500 words
Translation Price(USD):	310.0
Delivery:	via email in 1~5 business day

本标准规定37插针和9插针连接器及其在数据终端设备（DTE）和数据电路终接设备（DCE）之间的接口处插针分配，此接口适用于符合GB 3454以及GB 7618和GB 7619的设备。当接口处要实现反向信道能力时，才采用9插针连接器。