模式应答信息包括前同步脉冲与PPM调制数据。
The S mode reply information includes pre-synchronization pulse and PPM original data.
通过检测PLC的应答信息，解决工控机与PLC之间通信的数据效验和故障报警难点；
Through inspection of response of PLC, the problems of dada efficacy and malfunction alarm in ICC-PLC communication are solved;
添加Compute节点(Invalid Claim，在图5中)并包含图5中的ESQL来设置适当的应答信息。
Add a Compute node (Invalid Claim, in Figure 5) and include the ESQL in Listing 5 to set the appropriate reply information.
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