| 释义 |
startofmessage (SOM) code 报文开始(代)码;[讯息起始码] A character or group of characters transmitted by the polled terminal and indicating to other stations on the line that what follows are addresses of stations to receive the answering message. 由轮询终端发出的一个或一组字符,向线路上的其它站指出其后是接收回答信息的站地址。 |