使用串行二进制数据交换的数据终端设备和数据电路终接设备之间的接口
Interface between data terminal equipment and data circuit terminating equipment employing serial binary data interchange
2000-01-03
GB/T 12057-1989
使用串行二进制数据交换的数据终端设备和数据电路终接设备之间的通用37插针和9 插针接口
General purpose 37-position and 9-position interface for data terminal equipment and data circuit-terminating equipment employing serial binary data interchange