摘 要: | ModemAdeviceusedbyyourcomputertocommcateremoiecomputersthroughthephonelines.Modemscomeinvariousspeeds,orbaudrates,suchas1200,2400,9600,and14400.Toconnecttoanon-linebulletinboardservice(BBS),youneedamodemandcommunicationssoftware.Aninternalmodemcanbeinsertedinsideyourcompuer’scase.AnextemalmodemcanbeattachedtoastandardRS—232serialport.名词解释调制解调器你的计算机通过电话线与远程计算机通信所用的设备。调制解调器有各种速度或波特率,例如1200、2400、9600和14440。若要接入一个联机布…
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