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COM20020I-LJP 参数 Datasheet PDF下载

COM20020I-LJP图片预览
型号: COM20020I-LJP
PDF下载: 下载PDF文件 查看货源
内容描述: [LAN Controller, 1 Channel(s), 0.625MBps, CMOS, PQCC28, PLASTIC, LCC-28]
分类和应用: 控制器局域网
文件页数/大小: 82 页 / 537 K
品牌: SMSC [ SMSC CORPORATION ]
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Acknowledgements  
Negative Acknowledgements  
An Acknowledgement is used to acknowledge  
reception of a packet or as an affirmative  
response to FREE BUFFER ENQUIRIES and is  
sent by the following sequence:  
A Negative Acknowledgement is used as a  
negative  
response  
to  
FREE  
BUFFER  
ENQUIRIES and is sent by the following  
sequence:  
An ALERT BURST  
An ACK (ACKnowledgement--ASCII code  
86H) character  
An ALERT BURST  
A NAK (Negative Acknowledgement--ASCII  
code 15H) character  
ALERT BURST  
ACK  
ALERT BURST  
NAK  
13  
DISCONTINUED DATASHEET