📄 sy0901.htm
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<p class=MsoNormal><span lang=EN-US>comEventCDTO</span></p>
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<p class=MsoNormal><span lang=EN-US> 1007</span></p>
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<p class=MsoNormal><span lang=EN-US>Carrier detect</span><span
style='font-family:宋体'>超时</span></p>
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<p class=MsoNormal><span lang=EN-US>comEventRxOver</span></p>
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<p class=MsoNormal><span lang=EN-US> 1008</span></p>
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<p class=MsoNormal><span style='font-family:宋体'>接收缓冲区溢出</span></p>
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<p class=MsoNormal><span lang=EN-US>comEventRxParity</span></p>
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<p class=MsoNormal><span lang=EN-US> 1009</span></p>
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<p class=MsoNormal><span style='font-family:宋体'>奇偶校验错误</span></p>
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<td width=189 valign=top style='width:142.0pt;border-top:none;border-left:
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<p class=MsoNormal><span lang=EN-US>comEventTxFull</span></p>
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<p class=MsoNormal><span lang=EN-US> 1010</span></p>
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<p class=MsoNormal><span style='font-family:宋体'>传输缓冲区溢出，表明输出缓冲区已满，不能再将字符排入输出缓冲区</span></p>
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<td width=189 valign=top style='width:142.0pt;border-top:none;border-left:
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<p class=MsoNormal><span lang=EN-US>comEventDCB</span></p>
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<p class=MsoNormal><span lang=EN-US> 1011</span></p>
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<p class=MsoNormal><span style='font-family:宋体'>检索端口、设备控制块（</span><span
lang=EN-US>DCB</span><span style='font-family:宋体'>）时的意外错误</span></p>
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<p class=MsoNormal><span style='font-family:宋体'>表</span><span lang=EN-US>6
</span><span
style='font-family:宋体'>通信事件设定值</span><span lang=EN-US><o:p></o:p></span></p>
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<p class=MsoNormal><span lang=EN-US> </span><span
style='font-family:宋体'>设定值</span></p>
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<p class=MsoNormal><span lang=EN-US> </span><span
style='font-family:宋体'>值</span></p>
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<p class=MsoNormal><span lang=EN-US>
</span><span
style='font-family:宋体'>描述</span></p>
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<p class=MsoNormal><span lang=EN-US>comEvSend</span></p>
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<p class=MsoNormal><span lang=EN-US> 1</span></p>
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<p class=MsoNormal><span style='font-family:宋体'>发送事件。发送缓冲区的内容少于</span><span
lang=EN-US>SThreshold</span><span style='font-family:宋体'>指定的值</span></p>
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<td width=115 valign=top style='width:86.4pt;border-top:none;border-left:
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<p class=MsoNormal><span lang=EN-US>comEvReceive</span></p>
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<p class=MsoNormal><span lang=EN-US> 2</span></p>
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<p class=MsoNormal><span style='font-family:宋体'>接收事件。接收缓冲区内字符数达到</span><span
lang=EN-US>Rthreshold</span><span style='font-family:宋体'>值，该事件在缓冲区内数据被移走前将持续产生，利用此事件可编写接收数据的过程</span></p>
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<p class=MsoNormal><span lang=EN-US>ComEvCTS</span></p>
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<p class=MsoNormal><span lang=EN-US> 3</span></p>
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<p class=MsoNormal><span lang=EN-US>Clear-to-send</span><span
style='font-family:宋体'>线变化</span></p>
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<p class=MsoNormal><span lang=EN-US>ComEvDSR</span></p>
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<p class=MsoNormal><span lang=EN-US> 4</span></p>
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<p class=MsoNormal><span lang=EN-US>Data-set ready</span><span
style='font-family:宋体'>线变化</span></p>
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<p class=MsoNormal><span lang=EN-US>ComEvCD</span></p>
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<p class=MsoNormal><span lang=EN-US> 5</span></p>
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<p class=MsoNormal><span lang=EN-US>Carrier detect</span><span
style='font-family:宋体'>线变化</span></p>
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<td width=115 valign=top style='width:86.4pt;border-top:none;border-left:
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<p class=MsoNormal><span lang=EN-US>comEvRing</span></p>
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<p class=MsoNormal><span lang=EN-US> 6</span></p>
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<p class=MsoNormal><span style='font-family:宋体'>振铃检测</span></p>
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<p class=MsoNormal><span lang=EN-US>comEvEOF</span></p>
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